Seating: fix handling optional position attribute

* Test order deletion: Improve bulk performance (Z#23237160)

* Apply suggestion from @pajowu

Co-authored-by: pajowu <engelhardt@pretix.eu>

* Fix style issue

---------

Co-authored-by: pajowu <engelhardt@pretix.eu>

.gitlab-ci.yml

@@ -10,8 +10,7 @@ tests:
         - cd src
         - python manage.py check
         - make all compress
-        - playwright install
-        - PRETIX_CONFIG_FILE=tests/ci_sqlite.cfg py.test -n 3 tests --maxfail=100
+        - PRETIX_CONFIG_FILE=tests/ci_sqlite.cfg py.test -n 3 tests --ignore=tests/e2e --maxfail=100
     except:
         - '/^v.*$/'
 pypi:

Dockerfile

@@ -57,8 +57,7 @@ COPY vite.config.ts /pretix/vite.config.ts
 
 RUN pip3 install -U \
         pip \
-        setuptools \
-        wheel && \
+        setuptools && \
     cd /pretix && \
     PRETIX_DOCKER_BUILD=TRUE pip3 install \
         -e ".[memcached]" \

doc/api/resources/checkin.rst

@@ -46,12 +46,14 @@ Checking a ticket in
                         this request twice with the same nonce, the second request will also succeed but will always
                         create only one check-in object even when the previous request was successful as well. This
                         allows for a certain level of idempotency and enables you to re-try after a connection failure.
+   :<json string exchange_medium_type: To perform an exchange to a reusable medium, pass the type of the new reusable medium
+   :<json string exchange_medium_identifier: To perform an exchange to a reusable media, pass the identifier of the new medium
    :<json boolean use_order_locale: Specifies that pretix should use the customer's language (``locale`` field from the
                                     order) when building texts (currently only the ``reason_explanation`` response field).
                                     Defaults to ``false`` in which case the server will determine the language (currently
                                     the event default language, might change in the future with support for the
                                     ``Accept-Language`` header).
-   :>json string status: ``"ok"``, ``"incomplete"``, or ``"error"``
+   :>json string status: ``"ok"``, ``"incomplete"``, ``"exchange"``, or ``"error"``
    :>json string reason: Reason code, only set on status ``"error"``, see below for possible values.
    :>json string reason_explanation: Human-readable explanation, only set on status ``"error"`` and reason ``"rules"``, can be null.
    :>json object position: Copy of the matching order position (if any was found). The contents are the same as the
@@ -67,6 +69,8 @@ Checking a ticket in
    :>json object list: Excerpt of information about the matching :ref:`check-in list <rest-checkinlists>` (if any was found),
                        including the attributes ``id``, ``name``, ``event``, ``subevent``, and ``include_pending``.
    :>json object questions: List of questions to be answered for check-in, only set on status ``"incomplete"``.
+   :>json object media_policy: Reusable media policy (see documentation on items), only set on status ``"exchange"``.
+   :>json object media_type: Reusable media type (see documentation on items), only set on status ``"exchange"``.
 
    **Example request**:
 
@@ -224,6 +228,9 @@ Checking a ticket in
    * ``ambiguous`` - Multiple tickets match scan, rejected.
    * ``revoked`` - Ticket code has been revoked.
    * ``unapproved`` - Order has not yet been approved.
+   * ``already_exchanged`` - Ticket already has been exchanged for a reusable medium that must now be used for check-in.
+   * ``medium_invalid`` - Reusable medium identifier given was not found or is not valid.
+   * ``medium_exists`` - Reusable medium identifier already exists, but expected to be new.
    * ``error`` - Internal error.
 
    In case of reason ``rules`` and ``invalid_time``, there might be an additional response field ``reason_explanation``

doc/api/resources/checkinlists.rst

@@ -602,7 +602,8 @@ Order position endpoints
 
       We no longer recommend using this API if you're building a ticket scanning application, as it has a few design
       flaws that can lead to `security issues`_ or compatibility issues due to barcode content characters that are not
-      URL-safe. We recommend to use our new :ref:`check-in API <rest-checkin>` instead.
+      URL-safe. We recommend to use our new :ref:`check-in API <rest-checkin>` instead. Advanced features like medium
+      exchange are only supported on the new API.
 
    :query boolean untrusted_input: If set to true, the lookup parameter is **always** interpreted as a ``secret``, never
                                    as an ``id``. This should be always set if you are passing through untrusted, scanned
@@ -741,6 +742,9 @@ Order position endpoints
    * ``ambiguous`` - Multiple tickets match scan, rejected.
    * ``revoked`` - Ticket code has been revoked.
    * ``unapproved`` - Order has not yet been approved.
+   * ``already_exchanged`` - Ticket already has been exchanged for a reusable medium that must now be used for check-in.
+   * ``medium_invalid`` - Reusable medium identifier given was not found and could not be automatically created.
+   * ``medium_exists`` - Reusable medium identifier already exists, but expected to be new.
 
    In case of reason ``rules`` or ``invalid_time``, there might be an additional response field ``reason_explanation``
    with a human-readable description of the violated rules. However, that field can also be missing or be ``null``.

doc/api/resources/items.rst

@@ -131,7 +131,7 @@ allow_waitinglist                       boolean                    If ``false``,
                                                                    product when it is sold out.
 issue_giftcard                          boolean                    If ``true``, buying this product will yield a gift card.
 media_policy                            string                     Policy on how to handle reusable media (experimental feature).
-                                                                   Possible values are ``null``, ``"new"``, ``"reuse"``, and ``"reuse_or_new"``.
+                                                                   Possible values are ``null``, ``"new"``, ``"reuse"``, ``"reuse_or_new"``, ``"append"``, and ``"append_or_new"``.
 media_type                              string                     Type of reusable media to work on (experimental feature). See :ref:`rest-reusablemedia` for possible choices.
 show_quota_left                         boolean                    Publicly show how many tickets are still available.
                                                                    If this is ``null``, the event default is used.

doc/api/resources/orders.rst

@@ -1069,8 +1069,7 @@ Creating orders
       * ``valid_from`` (optional, if both ``valid_from`` and ``valid_until`` are **missing** (not ``null``) the availability will be computed from the given product)
       * ``valid_until`` (optional, if both ``valid_from`` and ``valid_until`` are **missing** (not ``null``) the availability will be computed from the given product)
       * ``requested_valid_from`` (optional, can be set **instead** of ``valid_from`` and ``valid_until`` to signal a user choice for the start time that may or may not be respected)
-      * ``use_reusable_medium`` (optional, causes the new ticket to take over the given reusable medium, identified by its ID)
-      * ``add_to_reusable_medium`` (optional, causes the new ticket to be added to the given reusable medium, identified by its ID)
+      * ``use_reusable_medium`` (optional, causes the new ticket to be connected to the given reusable medium, identified by its ID)
       * ``discount`` (optional, only possible if ``price`` is set; attention: if this is set to not-``null`` on any position, automatic calculation of discounts will not run)
       * ``answers``
 

doc/development/implementation/urlconfig.rst

@@ -81,7 +81,7 @@ is a python method that emulates a behavior similar to ``reverse``:
 
 If you need to communicate the URL externally, you can use a different method to ensure that it is always an absolute URL:
 
-.. autofunction:: pretix.multidomain.urlreverse.build_absolute_uri
+.. autofunction:: pretix.multidomain.urlreverse.eventreverse_absolute
 
 In addition, there is a template tag that works similar to ``url`` but takes an event or organizer object
 as its first argument and can be used like this::

package-lock.json

@@ -370,14 +370,14 @@
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+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/@napi-rs/wasm-runtime/-/wasm-runtime-1.1.5.tgz",
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       "dev": true,
       "license": "MIT",
       "optional": true,
       "dependencies": {
-        "@tybys/wasm-util": "^0.10.1"
+        "@tybys/wasm-util": "^0.10.2"
       },
       "funding": {
         "type": "github",
@@ -427,9 +427,9 @@
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+      "resolved": "https://registry.npmjs.org/@oxc-project/types/-/types-0.133.0.tgz",
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@@ -758,9 +758,9 @@
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@@ -775,9 +775,9 @@
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@@ -792,9 +792,9 @@
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@@ -809,9 +809,9 @@
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@@ -826,9 +826,9 @@
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@@ -843,13 +843,16 @@
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       "cpu": [
         "arm64"
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+        "glibc"
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@@ -860,13 +863,16 @@
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       "cpu": [
         "arm64"
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+        "musl"
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       "license": "MIT",
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@@ -877,13 +883,16 @@
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       "cpu": [
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+        "glibc"
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@@ -894,13 +903,16 @@
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       "cpu": [
         "s390x"
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       "dev": true,
+      "libc": [
+        "glibc"
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       "license": "MIT",
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@@ -911,13 +923,16 @@
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       "cpu": [
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       "dev": true,
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+        "glibc"
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@@ -928,13 +943,16 @@
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       "cpu": [
         "x64"
       ],
       "dev": true,
+      "libc": [
+        "musl"
+      ],
       "license": "MIT",
       "optional": true,
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@@ -945,9 +963,9 @@
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@@ -962,9 +980,9 @@
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+      "version": "1.0.3",
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@@ -981,9 +999,9 @@
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@@ -998,9 +1016,9 @@
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-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/@rolldown/binding-win32-x64-msvc/-/binding-win32-x64-msvc-1.0.0.tgz",
-      "integrity": "sha512-14bpChMahXRRXiTwahSl+zzHPW6qQTXtkMuJBFlbo+pqSAews2d4BdCSHfrJ/MBsCZtpmTafsY+1QhBzitcmdg==",
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/@rolldown/binding-win32-x64-msvc/-/binding-win32-x64-msvc-1.0.3.tgz",
+      "integrity": "sha512-eXB7CHuaQdqmJcc3koCNtNPmT/bj2gc999kUFgBxG8Ac0NdgXc4rkCHhqrgrhN3zddvvvrgzj1e90SuSfmyIXA==",
       "cpu": [
         "x64"
       ],
@@ -3158,9 +3176,9 @@
       "license": "MIT"
     },
     "node_modules/nanoid": {
-      "version": "3.3.11",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.11.tgz",
-      "integrity": "sha512-N8SpfPUnUp1bK+PMYW8qSWdl9U+wwNWI4QKxOYDy9JAro3WMX7p2OeVRF9v+347pnakNevPmiHhNmZ2HbFA76w==",
+      "version": "3.3.12",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.12.tgz",
+      "integrity": "sha512-ZB9RH/39qpq5Vu6Y+NmUaFhQR6pp+M2Xt76XBnEwDaGcVAqhlvxrl3B2bKS5D3NH3QR76v3aSrKaF/Kiy7lEtQ==",
       "funding": [
         {
           "type": "github",
@@ -3334,9 +3352,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.14",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.14.tgz",
-      "integrity": "sha512-SoSL4+OSEtR99LHFZQiJLkT59C5B1amGO1NzTwj7TT1qCUgUO6hxOvzkOYxD+vMrXBM3XJIKzokoERdqQq/Zmg==",
+      "version": "8.5.15",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.15.tgz",
+      "integrity": "sha512-FfR8sjd4em2T6fb3I2MwAJU7HWVMr9zba+enmQeeWFfCbm+UOC/0X4DS8XtpUTMwWMGbjKYP7xjfNekzyGmB3A==",
       "funding": [
         {
           "type": "opencollective",
@@ -3353,7 +3371,7 @@
       ],
       "license": "MIT",
       "dependencies": {
-        "nanoid": "^3.3.11",
+        "nanoid": "^3.3.12",
         "picocolors": "^1.1.1",
         "source-map-js": "^1.2.1"
       },
@@ -3610,14 +3628,14 @@
       }
     },
     "node_modules/rolldown": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/rolldown/-/rolldown-1.0.0.tgz",
-      "integrity": "sha512-yD986aXDESFGS95spT1LAv0jssywP4npMEjmMHyN2/5+eE8qQJUype2AaKkRiLgBgyD0LFlubwAht7VmY8rGoA==",
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/rolldown/-/rolldown-1.0.3.tgz",
+      "integrity": "sha512-i00lAJ2ks1BYr7rjNjKC7BcqAS7nVfiT3QX1SI5aY+AFHblCmaUf9OE9dbdzDvW6dJxbi2ZCZiy9v3CcwOiX3g==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@oxc-project/types": "=0.129.0",
-        "@rolldown/pluginutils": "1.0.0"
+        "@oxc-project/types": "=0.133.0",
+        "@rolldown/pluginutils": "^1.0.0"
       },
       "bin": {
         "rolldown": "bin/cli.mjs"
@@ -3626,27 +3644,27 @@
         "node": "^20.19.0 || >=22.12.0"
       },
       "optionalDependencies": {
-        "@rolldown/binding-android-arm64": "1.0.0",
-        "@rolldown/binding-darwin-arm64": "1.0.0",
-        "@rolldown/binding-darwin-x64": "1.0.0",
-        "@rolldown/binding-freebsd-x64": "1.0.0",
-        "@rolldown/binding-linux-arm-gnueabihf": "1.0.0",
-        "@rolldown/binding-linux-arm64-gnu": "1.0.0",
-        "@rolldown/binding-linux-arm64-musl": "1.0.0",
-        "@rolldown/binding-linux-ppc64-gnu": "1.0.0",
-        "@rolldown/binding-linux-s390x-gnu": "1.0.0",
-        "@rolldown/binding-linux-x64-gnu": "1.0.0",
-        "@rolldown/binding-linux-x64-musl": "1.0.0",
-        "@rolldown/binding-openharmony-arm64": "1.0.0",
-        "@rolldown/binding-wasm32-wasi": "1.0.0",
-        "@rolldown/binding-win32-arm64-msvc": "1.0.0",
-        "@rolldown/binding-win32-x64-msvc": "1.0.0"
+        "@rolldown/binding-android-arm64": "1.0.3",
+        "@rolldown/binding-darwin-arm64": "1.0.3",
+        "@rolldown/binding-darwin-x64": "1.0.3",
+        "@rolldown/binding-freebsd-x64": "1.0.3",
+        "@rolldown/binding-linux-arm-gnueabihf": "1.0.3",
+        "@rolldown/binding-linux-arm64-gnu": "1.0.3",
+        "@rolldown/binding-linux-arm64-musl": "1.0.3",
+        "@rolldown/binding-linux-ppc64-gnu": "1.0.3",
+        "@rolldown/binding-linux-s390x-gnu": "1.0.3",
+        "@rolldown/binding-linux-x64-gnu": "1.0.3",
+        "@rolldown/binding-linux-x64-musl": "1.0.3",
+        "@rolldown/binding-openharmony-arm64": "1.0.3",
+        "@rolldown/binding-wasm32-wasi": "1.0.3",
+        "@rolldown/binding-win32-arm64-msvc": "1.0.3",
+        "@rolldown/binding-win32-x64-msvc": "1.0.3"
       }
     },
     "node_modules/rolldown/node_modules/@rolldown/pluginutils": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/@rolldown/pluginutils/-/pluginutils-1.0.0.tgz",
-      "integrity": "sha512-aKs/3GSWyV0mrhNmt/96/Z3yczC3yvrzYATCiCXQebBsGyYzjNdUphRVLeJQ67ySKVXRfMxt2lm12pmXvbPFQQ==",
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@rolldown/pluginutils/-/pluginutils-1.0.1.tgz",
+      "integrity": "sha512-2j9bGt5Jh8hj+vPtgzPtl72j0yRxHAyumoo6TNfAjsLB04UtpSvPbPcDcBMxz7n+9CYB0c1GxQFxYRg2jimqGw==",
       "dev": true,
       "license": "MIT"
     },
@@ -4325,9 +4343,9 @@
       }
     },
     "node_modules/tinyglobby": {
-      "version": "0.2.16",
-      "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.16.tgz",
-      "integrity": "sha512-pn99VhoACYR8nFHhxqix+uvsbXineAasWm5ojXoN8xEwK5Kd3/TrhNn1wByuD52UxWRLy8pu+kRMniEi6Eq9Zg==",
+      "version": "0.2.17",
+      "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.17.tgz",
+      "integrity": "sha512-wXR/dYpcqKmfWpEdZjiKJOwCNFndD0DMnrW/cYjVGttEkBfVgcLFHoNrlj47mjOVic9yyNu65alsgF4NQyTa2g==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -4465,17 +4483,17 @@
       "license": "MIT"
     },
     "node_modules/vite": {
-      "version": "8.0.12",
-      "resolved": "https://registry.npmjs.org/vite/-/vite-8.0.12.tgz",
-      "integrity": "sha512-w2dDofOWv2QB09ZITZBsvKTVAlYvPR4IAmrY/v0ir9KvLs0xybR7i48wxhM1/oyBWO34wPns+bPGw5ZrZqDpZg==",
+      "version": "8.0.16",
+      "resolved": "https://registry.npmjs.org/vite/-/vite-8.0.16.tgz",
+      "integrity": "sha512-h9bXPmJichP5fLmVQo3PyaGSDE2n3aPuomeAlVRm0JLmt4rY6zmPKd59HYI4LNW8oTK7tlTsuC7l/m7awx9Jcw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "lightningcss": "^1.32.0",
         "picomatch": "^4.0.4",
-        "postcss": "^8.5.14",
-        "rolldown": "1.0.0",
-        "tinyglobby": "^0.2.16"
+        "postcss": "^8.5.15",
+        "rolldown": "1.0.3",
+        "tinyglobby": "^0.2.17"
       },
       "bin": {
         "vite": "bin/vite.js"

pyproject.toml

@@ -29,18 +29,18 @@ classifiers = [
 dependencies = [
   "arabic-reshaper==3.0.1",  # Support for Arabic in reportlab
   "babel",
-  "BeautifulSoup4==4.14.*",
+  "BeautifulSoup4==4.15.*",
   "bleach==6.4.*",
   "celery==5.6.*",
   "chardet==5.2.*",
-  "cryptography>=48.0.0",
+  "cryptography>=49.0.0",
   "css-inline==0.20.*",
   "defusedcsv>=3.0.0",
   "dnspython==2.*",
   "Django[argon2]==5.2.*",
   "django-bootstrap3==26.1",
   "django-compressor==4.6.0",
-  "django-countries==8.2.*",
+  "django-countries==9.0.*",
   "django-filter==25.1",
   "django-formset-js-improved==0.5.0.5",
   "django-formtools==2.6.1",
@@ -93,7 +93,7 @@ dependencies = [
   "redis==7.4.*",
   "reportlab==4.5.*",
   "requests==2.32.*",
-  "sentry-sdk==2.61.*",
+  "sentry-sdk==2.62.*",
   "sepaxml==2.7.*",
   "stripe==7.9.*",
   "text-unidecode==1.*",
@@ -101,7 +101,7 @@ dependencies = [
   "tqdm==4.*",
   "ua-parser==1.0.*",
   "vobject==0.9.*",
-  "webauthn==2.7.*",
+  "webauthn==2.8.*",
   "zeep==4.3.*"
 ]
 
@@ -125,7 +125,7 @@ dev = [
   "pytest-sugar",
   "pytest-xdist==3.8.*",
   "pytest-playwright",
-  "pytest==9.0.*",
+  "pytest==9.1.*",
   "playwright",
   "responses",
 ]
@@ -139,8 +139,6 @@ build-backend = "backend"
 backend-path = ["_build"]
 requires = [
   "setuptools",
-  "setuptools-rust",
-  "wheel",
   "importlib_metadata",
   "tomli",
 ]

src/pretix/api/auth/devicesecurity.py

@@ -110,6 +110,8 @@ class PretixScanSecurityProfile(AllowListSecurityProfile):
         ('POST', 'api-v1:checkinrpc.redeem'),
         ('GET', 'api-v1:checkinrpc.search'),
         ('GET', 'api-v1:reusablemedium-list'),
+        ('POST', 'api-v1:reusablemedium-lookup'),
+        ('PATCH', 'api-v1:reusablemedium-detail')
     )
 
 

src/pretix/api/serializers/checkin.py

@@ -88,11 +88,19 @@ class CheckinRPCRedeemInputSerializer(serializers.Serializer):
     nonce = serializers.CharField(required=False, allow_null=True)
     datetime = serializers.DateTimeField(required=False, allow_null=True)
     answers = serializers.JSONField(required=False, allow_null=True)
+    exchange_medium_type = serializers.ChoiceField(required=False, choices=MEDIA_TYPES)
+    exchange_medium_identifier = serializers.CharField(required=False)
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.fields['lists'].child_relation.queryset = CheckinList.objects.filter(event__in=self.context['events']).select_related('event')
 
+    def validate(self, attrs):
+        exchange_fields = ["exchange_medium_type", "exchange_medium_identifier"]
+        if any(attrs.get(k) is None for k in exchange_fields) and not all(attrs.get(k) is None for k in exchange_fields):
+            raise ValidationError("If you set any of exchange_medium_type or exchange_medium_identifier, you need to set both of them.")
+        return attrs
+
 
 class MiniCheckinListSerializer(I18nAwareModelSerializer):
     event = serializers.SlugRelatedField(slug_field='slug', read_only=True)

src/pretix/api/serializers/event.py

@@ -73,7 +73,7 @@ from pretix.base.settings import (
     LazyI18nStringList, validate_event_settings,
 )
 from pretix.base.signals import api_event_settings_fields
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 
 logger = logging.getLogger(__name__)
 
@@ -173,7 +173,7 @@ class EventSerializer(SalesChannelMigrationMixin, I18nAwareModelSerializer):
     )
 
     def get_event_url(self, event):
-        return build_absolute_uri(event, 'presale:event.index')
+        return eventreverse_absolute(event, 'presale:event.index')
 
     class Meta:
         model = Event
@@ -871,6 +871,7 @@ class EventSettingsSerializer(SettingsSerializer):
         'og_image',
         'name_scheme',
         'reusable_media_active',
+        'reusable_media_usage_enforced',
         'reusable_media_type_barcode',
         'reusable_media_type_barcode_identifier_length',
         'reusable_media_type_nfc_uid',
@@ -885,6 +886,7 @@ class EventSettingsSerializer(SettingsSerializer):
     readonly_fields = [
         # These are read-only since they are currently only settable on organizers, not events
         'reusable_media_active',
+        'reusable_media_usage_enforced',
         'reusable_media_type_barcode',
         'reusable_media_type_barcode_identifier_length',
         'reusable_media_type_nfc_uid',
@@ -970,6 +972,7 @@ class DeviceEventSettingsSerializer(EventSettingsSerializer):
         'reusable_media_type_nfc_uid',
         'reusable_media_type_nfc_mf0aes',
         'reusable_media_type_nfc_mf0aes_random_uid',
+        'reusable_media_usage_enforced',
         'system_question_order',
         'tax_rule_payment',
         'tax_rule_cancellation',

src/pretix/api/serializers/order.py

@@ -76,7 +76,7 @@ from pretix.base.settings import (
 )
 from pretix.base.signals import register_ticket_outputs
 from pretix.helpers.countries import CachedCountries
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 
 logger = logging.getLogger(__name__)
 
@@ -757,7 +757,7 @@ class PaymentURLField(serializers.URLField):
     def to_representation(self, instance: OrderPayment):
         if instance.state != OrderPayment.PAYMENT_STATE_CREATED:
             return None
-        return build_absolute_uri(instance.order.event, 'presale:event.order.pay', kwargs={
+        return eventreverse_absolute(instance.order.event, 'presale:event.order.pay', kwargs={
             'order': instance.order.code,
             'secret': instance.order.secret,
             'payment': instance.pk,
@@ -806,7 +806,7 @@ class OrderRefundSerializer(I18nAwareModelSerializer):
 
 class OrderURLField(serializers.URLField):
     def to_representation(self, instance: Order):
-        return build_absolute_uri(instance.event, 'presale:event.order', kwargs={
+        return eventreverse_absolute(instance.event, 'presale:event.order', kwargs={
             'order': instance.code,
             'secret': instance.secret,
         })
@@ -1043,15 +1043,13 @@ class OrderPositionCreateSerializer(I18nAwareModelSerializer):
     requested_valid_from = serializers.DateTimeField(required=False, allow_null=True)
     use_reusable_medium = serializers.PrimaryKeyRelatedField(queryset=ReusableMedium.objects.none(),
                                                              required=False, allow_null=True)
-    add_to_reusable_medium = serializers.PrimaryKeyRelatedField(queryset=ReusableMedium.objects.none(),
-                                                                required=False, allow_null=True)
 
     class Meta:
         model = OrderPosition
         fields = ('positionid', 'item', 'variation', 'price', 'attendee_name', 'attendee_name_parts', 'attendee_email',
                   'company', 'street', 'zipcode', 'city', 'country', 'state', 'is_bundled',
                   'secret', 'addon_to', 'subevent', 'answers', 'seat', 'voucher', 'valid_from', 'valid_until',
-                  'requested_valid_from', 'use_reusable_medium', 'add_to_reusable_medium', 'discount')
+                  'requested_valid_from', 'use_reusable_medium', 'discount')
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
@@ -1063,8 +1061,6 @@ class OrderPositionCreateSerializer(I18nAwareModelSerializer):
         with scopes_disabled():
             if 'use_reusable_medium' in self.fields:
                 self.fields['use_reusable_medium'].queryset = ReusableMedium.objects.all()
-            if 'add_to_reusable_medium' in self.fields:
-                self.fields['add_to_reusable_medium'].queryset = ReusableMedium.objects.all()
 
     def validate_secret(self, secret):
         if secret and OrderPosition.all.filter(order__event=self.context['event'], secret=secret).exists():
@@ -1080,9 +1076,6 @@ class OrderPositionCreateSerializer(I18nAwareModelSerializer):
             )
         return m
 
-    def validate_add_to_reusable_medium(self, m):
-        return self.validate_use_reusable_medium(m)
-
     def validate_item(self, item):
         if item.event != self.context['event']:
             raise ValidationError(
@@ -1157,12 +1150,6 @@ class OrderPositionCreateSerializer(I18nAwareModelSerializer):
                 {'discount': ['You can only specify a discount if you do the price computation, but price is not set.']}
             )
 
-        if 'use_reusable_medium' in data and 'add_to_reusable_medium' in data:
-            raise ValidationError({
-                'use_reusable_medium': ['You can only specify either use_reusable_medium or add_to_reusable_medium.'],
-                'add_to_reusable_medium': ['You can only specify either use_reusable_medium or add_to_reusable_medium.'],
-            })
-
         return data
 
 
@@ -1602,7 +1589,7 @@ class OrderCreateSerializer(I18nAwareModelSerializer):
                 pos_data['attendee_name_parts'] = {
                     '_legacy': attendee_name
                 }
-            pos = OrderPosition(**{k: v for k, v in pos_data.items() if k not in ('answers', '_quotas', 'use_reusable_medium', 'add_to_reusable_medium')})
+            pos = OrderPosition(**{k: v for k, v in pos_data.items() if k not in ('answers', '_quotas', 'use_reusable_medium')})
             if simulate:
                 pos.order = order._wrapped
             else:
@@ -1676,7 +1663,6 @@ class OrderCreateSerializer(I18nAwareModelSerializer):
         for pos_data in positions_data:
             answers_data = pos_data.pop('answers', [])
             use_reusable_medium = pos_data.pop('use_reusable_medium', None)
-            add_to_reusable_medium = pos_data.pop('add_to_reusable_medium', None)
             pos = pos_data['__instance']
             pos._calculate_tax(invoice_address=ia)
 
@@ -1718,14 +1704,17 @@ class OrderCreateSerializer(I18nAwareModelSerializer):
                         answ.options.add(*options)
 
                 if use_reusable_medium:
-                    for op_pk in use_reusable_medium.linked_orderpositions.values_list('pk', flat=True):
-                        use_reusable_medium.log_action(
-                            'pretix.reusable_medium.linked_orderposition.removed',
-                            data={
-                                'linked_orderposition': op_pk,
-                            }
-                        )
-                    use_reusable_medium.linked_orderpositions.set([pos])
+                    if pos.item.media_policy not in (Item.MEDIA_POLICY_APPEND, Item.MEDIA_POLICY_APPEND_OR_NEW):
+                        for op_pk in use_reusable_medium.linked_orderpositions.values_list('pk', flat=True):
+                            use_reusable_medium.log_action(
+                                'pretix.reusable_medium.linked_orderposition.removed',
+                                data={
+                                    'linked_orderposition': op_pk,
+                                }
+                            )
+                        use_reusable_medium.linked_orderpositions.set([pos])
+                    else:
+                        use_reusable_medium.linked_orderpositions.add(pos)
                     use_reusable_medium.log_action(
                         'pretix.reusable_medium.linked_orderposition.added',
                         data={
@@ -1733,15 +1722,7 @@ class OrderCreateSerializer(I18nAwareModelSerializer):
                             'linked_orderposition': pos.pk,
                         }
                     )
-                elif add_to_reusable_medium:
-                    add_to_reusable_medium.linked_orderpositions.add(pos)
-                    add_to_reusable_medium.log_action(
-                        'pretix.reusable_medium.linked_orderposition.added',
-                        data={
-                            'by_order': order.code,
-                            'linked_orderposition': pos.pk,
-                        }
-                    )
+                    use_reusable_medium.touch()
 
         if not simulate:
             for cp in delete_cps:

src/pretix/api/serializers/organizer.py

@@ -58,8 +58,8 @@ from pretix.helpers.permission_migration import (
     OLD_TO_NEW_EVENT_COMPAT, OLD_TO_NEW_EVENT_MIGRATION,
     OLD_TO_NEW_ORGANIZER_COMPAT, OLD_TO_NEW_ORGANIZER_MIGRATION,
 )
-from pretix.helpers.urls import build_absolute_uri as build_global_uri
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.helpers.urls import mainreverse_absolute
+from pretix.multidomain.urlreverse import eventreverse_absolute
 
 logger = logging.getLogger(__name__)
 
@@ -71,7 +71,7 @@ class OrganizerSerializer(I18nAwareModelSerializer):
     slug = serializers.CharField(read_only=True)
 
     def get_organizer_url(self, organizer):
-        return build_absolute_uri(organizer, 'presale:organizer.index')
+        return eventreverse_absolute(organizer, 'presale:organizer.index')
 
     class Meta:
         model = Organizer
@@ -499,7 +499,7 @@ class TeamInviteSerializer(serializers.ModelSerializer):
                 'user': self,
                 'organizer': self.context['organizer'].name,
                 'team': instance.team.name,
-                'url': build_global_uri('control:auth.invite', kwargs={
+                'url': mainreverse_absolute('control:auth.invite', kwargs={
                     'token': instance.token
                 })
             },
@@ -605,6 +605,7 @@ class OrganizerSettingsSerializer(SettingsSerializer):
         'cookie_consent_dialog_button_yes',
         'cookie_consent_dialog_button_no',
         'reusable_media_active',
+        'reusable_media_usage_enforced',
         'reusable_media_type_barcode',
         'reusable_media_type_barcode_identifier_length',
         'reusable_media_type_nfc_uid',

src/pretix/api/views/checkin.py

@@ -69,8 +69,10 @@ from pretix.base.models import (
 from pretix.base.models.orders import PrintLog
 from pretix.base.permissions import AnyPermissionOf
 from pretix.base.services.checkin import (
-    CheckInError, RequiredQuestionsError, SQLLogic, perform_checkin,
+    CheckInError, RequiredMediaExchangeError, RequiredQuestionsError, SQLLogic,
+    perform_checkin,
 )
+from pretix.base.services.media import perform_media_exchange
 from pretix.base.signals import checkin_annulled
 from pretix.helpers import OF_SELF
 
@@ -454,7 +456,8 @@ def _checkin_list_position_queryset(checkinlists, ignore_status=False, ignore_pr
 
 def _redeem_process(*, checkinlists, raw_barcode, answers_data, datetime, force, checkin_type, ignore_unpaid, nonce,
                     untrusted_input, user, auth, expand, pdf_data, request, questions_supported, canceled_supported,
-                    source_type='barcode', legacy_url_support=False, simulate=False, gate=None, use_order_locale=False):
+                    source_type='barcode', legacy_url_support=False, simulate=False, gate=None, use_order_locale=False,
+                    exchange_medium_type=None, exchange_medium_identifier=None):
     if not checkinlists:
         raise ValidationError('No check-in list passed.')
 
@@ -463,6 +466,7 @@ def _redeem_process(*, checkinlists, raw_barcode, answers_data, datetime, force,
 
     device = auth if isinstance(auth, Device) else None
     gate = gate or (auth.gate if isinstance(auth, Device) else None)
+    medium = None
 
     context = {
         'request': request,
@@ -522,7 +526,7 @@ def _redeem_process(*, checkinlists, raw_barcode, answers_data, datetime, force,
     #    with respecting the force option), or it's a reusable medium (-> proceed with that)
     if not op_candidates:
         try:
-            media = ReusableMedium.objects.active().filter(
+            medium = ReusableMedium.objects.active().filter(
                 Exists(ReusableMedium.linked_orderpositions.through.objects.filter(reusablemedium_id=OuterRef('pk')))
             ).get(
                 organizer_id=checkinlists[0].event.organizer_id,
@@ -630,7 +634,7 @@ def _redeem_process(*, checkinlists, raw_barcode, answers_data, datetime, force,
                     'list': MiniCheckinListSerializer(list_by_event[revoked_matches[0].event_id]).data,
                 }, status=400)
         else:
-            linked_ops = media.linked_orderpositions.all().select_related("order").prefetch_related("addons")
+            linked_ops = medium.linked_orderpositions.all().select_related("order").prefetch_related("addons")
             linked_event_ids = {op.order.event_id for op in linked_ops}
             if not any(event_id in list_by_event for event_id in linked_event_ids):
                 # Medium exists but connected ticket is for the wrong event
@@ -661,7 +665,7 @@ def _redeem_process(*, checkinlists, raw_barcode, answers_data, datetime, force,
             op_candidates = []
             for op in linked_ops:
                 if op.order.event_id in list_by_event:
-                    reusable_medium_used = media
+                    reusable_medium_used = medium
                     op_candidates.append(op)
                     if list_by_event[op.order.event_id].addon_match:
                         op_candidates += list(op.addons.all())
@@ -804,7 +808,14 @@ def _redeem_process(*, checkinlists, raw_barcode, answers_data, datetime, force,
         locale = op.order.event.settings.locale
     with language(locale):
         try:
-            perform_checkin(
+            if exchange_medium_identifier and medium:
+                # Cannot scan a medium and then request to exchange it
+                raise CheckInError(
+                    gettext('You cannot exchange a medium for a medium.'),
+                    'error'
+                )
+
+            checkin_args = dict(
                 op=op,
                 clist=list_by_event[op.order.event_id],
                 given_answers=given_answers,
@@ -822,7 +833,25 @@ def _redeem_process(*, checkinlists, raw_barcode, answers_data, datetime, force,
                 from_revoked_secret=from_revoked_secret,
                 simulate=simulate,
                 gate=gate,
+                reusable_medium=medium,
             )
+
+            if exchange_medium_identifier:  # other fields are filled, see CheckinRPCRedeemInputSerializer.validate
+                with transaction.atomic():
+                    # Do exchange and check-in atomically, i.e. both succeed or both fail
+                    medium = perform_media_exchange(
+                        organizer=request.organizer,
+                        media_type=exchange_medium_type,
+                        identifier=exchange_medium_identifier,
+                        link_orderposition=op,
+                        user=user,
+                        auth=auth,
+                    )
+                    source_type = medium.media_type.identifier
+                    checkin_args['reusable_medium'] = medium
+                    perform_checkin(**checkin_args)
+            else:
+                perform_checkin(**checkin_args)
         except RequiredQuestionsError as e:
             return Response({
                 'status': 'incomplete',
@@ -834,6 +863,18 @@ def _redeem_process(*, checkinlists, raw_barcode, answers_data, datetime, force,
                 ],
                 'list': MiniCheckinListSerializer(list_by_event[op.order.event_id]).data,
             }, status=400)
+        except RequiredMediaExchangeError as e:
+            return Response({
+                'status': 'exchange',
+                'require_attention': op.require_checkin_attention,
+                'checkin_texts': op.checkin_texts,
+                'position': CheckinListOrderPositionSerializer(op, context=_make_context(context, op.order.event)).data,
+                'media_policy': e.media_policy,
+                'media_type': e.media_type,
+                'list': MiniCheckinListSerializer(list_by_event[op.order.event_id]).data,
+                'reason': e.code,
+                'reason_explanation': e.msg,
+            }, status=400)
         except CheckInError as e:
             if not simulate:
                 op.order.log_action('pretix.event.checkin.denied', data={
@@ -1021,6 +1062,8 @@ class CheckinRPCRedeemView(views.APIView):
             canceled_supported=True,
             request=self.request,  # this is not clean, but we need it in the serializers for URL generation
             legacy_url_support=False,
+            exchange_medium_type=s.validated_data.get('exchange_medium_type'),
+            exchange_medium_identifier=s.validated_data.get('exchange_medium_identifier'),
         )
 
 

src/pretix/api/views/media.py

@@ -196,7 +196,7 @@ class ReusableMediaViewSet(viewsets.ModelViewSet):
 
             return Response({"result": None})
 
-    @scopes_disabled()  # we are sure enough that get_queryset() is correct, so we save some perforamnce
+    @scopes_disabled()  # we are sure enough that get_queryset() is correct, so we save some performance
     def list(self, request, **kwargs):
         date = serializers.DateTimeField().to_representation(now())
         queryset = self.filter_queryset(self.get_queryset())

src/pretix/base/customersso/oidc.py

@@ -36,7 +36,7 @@ from django.core.exceptions import ValidationError
 from django.utils.translation import gettext_lazy as _
 from requests import RequestException
 
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 
 logger = logging.getLogger(__name__)
 
@@ -313,7 +313,7 @@ def _get_or_create_server_keypair(organizer):
 
 def generate_id_token(customer, client, auth_time, nonce, scope, expires: datetime, scope_claims=False, with_code=None, with_access_token=None):
     payload = {
-        'iss': build_absolute_uri(client.organizer, 'presale:organizer.index').rstrip('/'),
+        'iss': eventreverse_absolute(client.organizer, 'presale:organizer.index').rstrip('/'),
         'aud': client.client_id,
         'exp': int(expires.timestamp()),
         'iat': int(time.time()),

src/pretix/base/datasync/sourcefields.py

@@ -28,7 +28,7 @@ from django.utils.translation import gettext_lazy as _, pgettext_lazy
 
 from pretix.base.models import Checkin, InvoiceAddress, Order, Question
 from pretix.base.settings import PERSON_NAME_SCHEMES
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 
 
 def get_answer(op, question_identifier=None):
@@ -545,7 +545,7 @@ def get_data_fields(event, for_model=None):
                 _("Order link"),
                 Question.TYPE_STRING,
                 None,
-                lambda order: build_absolute_uri(
+                lambda order: eventreverse_absolute(
                     event,
                     'presale:event.order', kwargs={
                         'order': order.code,
@@ -560,7 +560,7 @@ def get_data_fields(event, for_model=None):
                 _("Ticket link"),
                 Question.TYPE_STRING,
                 None,
-                lambda op: build_absolute_uri(
+                lambda op: eventreverse_absolute(
                     event,
                     'presale:event.order.position', kwargs={
                         'order': op.order.code,

src/pretix/base/exporters/orderlist.py

@@ -68,7 +68,7 @@ from ...control.forms.filter import get_all_payment_providers
 from ...helpers import GroupConcat
 from ...helpers.iter import chunked_iterable
 from ...helpers.safe_openpyxl import remove_invalid_excel_chars
-from ...multidomain.urlreverse import build_absolute_uri
+from ...multidomain.urlreverse import eventreverse_absolute
 from ..exporter import (
     ListExporter, MultiSheetListExporter, OrganizerLevelExportMixin,
 )
@@ -429,7 +429,7 @@ class OrderListExporter(MultiSheetListExporter):
             ]))
 
             row.append(
-                build_absolute_uri(order.event, 'presale:event.order', kwargs={
+                eventreverse_absolute(order.event, 'presale:event.order', kwargs={
                     'order': order.code,
                     'secret': order.secret,
                 })
@@ -855,7 +855,7 @@ class OrderListExporter(MultiSheetListExporter):
                 ]))
 
                 row.append(
-                    build_absolute_uri(order.event, 'presale:event.order.position', kwargs={
+                    eventreverse_absolute(order.event, 'presale:event.order.position', kwargs={
                         'order': order.code,
                         'secret': op.web_secret,
                         'position': op.positionid

src/pretix/base/management/commands/runserver.py

@@ -44,7 +44,8 @@ class Command(Parent):
             # Start the vite server in the background
             vite_server = subprocess.Popen(
                 ["npm", "run", "dev:control"],
-                cwd=Path(__file__).parent.parent.parent.parent.parent
+                cwd=Path(__file__).parent.parent.parent.parent.parent,
+                stdin=subprocess.DEVNULL
             )
 
             def cleanup():

src/pretix/base/media.py

@@ -26,6 +26,7 @@ from django.utils.translation import gettext_lazy as _
 
 class BaseMediaType:
     medium_created_by_server = False
+    medium_created_from_unknown_supported = False
     supports_orderposition = False
     supports_giftcard = False
 
@@ -56,7 +57,7 @@ class BaseMediaType:
     def is_active(self, organizer):
         return organizer.settings.get(f'reusable_media_type_{self.identifier}', as_type=bool, default=False)
 
-    def handle_unknown(self, organizer, identifier, user, auth):
+    def handle_unknown(self, organizer, identifier, user, auth, force_create=False):
         pass
 
     def handle_new(self, organizer, medium, user, auth):
@@ -88,23 +89,32 @@ class NfcUidMediaType(BaseMediaType):
     verbose_name = _('NFC UID-based')
     icon = 'pretixbase/img/media/nfc_uid.svg'
     medium_created_by_server = False
+    medium_created_from_unknown_supported = True
     supports_giftcard = True
-    supports_orderposition = False
+    supports_orderposition = True
 
-    def handle_unknown(self, organizer, identifier, user, auth):
+    def handle_unknown(self, organizer, identifier, user, auth, force_create=False):
         from pretix.base.models import GiftCard, ReusableMedium
 
-        if organizer.settings.get(f'reusable_media_type_{self.identifier}_autocreate_giftcard', as_type=bool):
+        create_giftcard = organizer.settings.get(f'reusable_media_type_{self.identifier}_autocreate_giftcard', as_type=bool)
+        if create_giftcard or force_create:
             if identifier.startswith("08"):
                 # Don't create gift cards for NFC UIDs that start with 08, which represents NFC cards that issue random
                 # UIDs on every read, so they won't be useful.
                 return
             with transaction.atomic():
-                gc = GiftCard.objects.create(
-                    issuer=organizer,
-                    expires=organizer.default_gift_card_expiry,
-                    currency=organizer.settings.get(f'reusable_media_type_{self.identifier}_autocreate_giftcard_currency'),
-                )
+                if create_giftcard:
+                    gc = GiftCard.objects.create(
+                        issuer=organizer,
+                        expires=organizer.default_gift_card_expiry,
+                        currency=organizer.settings.get(f'reusable_media_type_{self.identifier}_autocreate_giftcard_currency'),
+                    )
+                    gc.log_action(
+                        'pretix.giftcards.created',
+                        user=user, auth=auth,
+                    )
+                else:
+                    gc = None
                 m = ReusableMedium.objects.create(
                     type=self.identifier,
                     identifier=identifier,
@@ -116,10 +126,6 @@ class NfcUidMediaType(BaseMediaType):
                     'pretix.reusable_medium.created.auto',
                     user=user, auth=auth,
                 )
-                gc.log_action(
-                    'pretix.giftcards.created',
-                    user=user, auth=auth,
-                )
                 return m
 
 
@@ -129,7 +135,7 @@ class NfcMf0aesMediaType(BaseMediaType):
     icon = 'pretixbase/img/media/nfc_secure.svg'
     medium_created_by_server = False
     supports_giftcard = True
-    supports_orderposition = False
+    supports_orderposition = True
 
     def handle_new(self, organizer, medium, user, auth):
         from pretix.base.models import GiftCard

src/pretix/base/metrics.py

@@ -282,10 +282,12 @@ def metric_values():
 
     # Throwaway metrics
     exact_tables = [
-        Order, OrderPosition, Invoice, Event, Organizer
+        Order, Invoice, Event, Organizer
     ]
     for m in apps.get_models():  # Count all models
-        if any(issubclass(m, p) for p in exact_tables):
+        if issubclass(m, OrderPosition):
+            metrics['pretix_model_instances']['{model="%s"}' % m._meta] = m.all.count()
+        elif any(issubclass(m, p) for p in exact_tables):
             metrics['pretix_model_instances']['{model="%s"}' % m._meta] = m.objects.count()
         else:
             metrics['pretix_model_instances']['{model="%s"}' % m._meta] = estimate_count_fast(m)

src/pretix/base/middleware.py

@@ -74,6 +74,7 @@ class LocaleMiddleware(MiddlewareMixin):
 
     def process_request(self, request: HttpRequest):
         language = get_language_from_request(request)
+        region = None
         # Normally, this middleware runs *before* the event is set. However, on event frontend pages it
         # might be run a second time by pretix.presale.EventMiddleware and in this case the event is already
         # set and can be taken into account for the decision.
@@ -94,15 +95,16 @@ class LocaleMiddleware(MiddlewareMixin):
                 if '-' not in language and settings_holder.settings.region:
                     language += '-' + settings_holder.settings.region
                 if settings_holder.settings.region:
-                    set_region(settings_holder.settings.region)
+                    region = settings_holder.settings.region
         else:
             gs = global_settings_object(request)
             if '-' not in language and gs.settings.region:
                 language += '-' + gs.settings.region
             if gs.settings.region:
-                set_region(gs.settings.region)
+                region = gs.settings.region
 
         translation.activate(language)
+        set_region(region)
         request.LANGUAGE_CODE = get_language_without_region()
 
         tzname = None

src/pretix/base/models/auth.py

@@ -57,7 +57,7 @@ from django_otp.models import Device
 from django_scopes import scopes_disabled
 
 from pretix.base.i18n import language
-from pretix.helpers.urls import build_absolute_uri
+from pretix.helpers.urls import mainreverse_absolute
 
 from ...helpers.countries import FastCountryField
 from ...helpers.u2f import pub_key_from_der, websafe_decode
@@ -378,7 +378,7 @@ class User(AbstractBaseUser, PermissionsMixin, LoggingMixin):
             {
                 'user': self,
                 'messages': msg,
-                'url': build_absolute_uri('control:user.settings'),
+                'url': mainreverse_absolute('control:user.settings'),
                 'instance': settings.PRETIX_INSTANCE_NAME,
             },
             event=None,
@@ -466,7 +466,7 @@ class User(AbstractBaseUser, PermissionsMixin, LoggingMixin):
             {
                 'instance': settings.PRETIX_INSTANCE_NAME,
                 'user': self,
-                'url': (build_absolute_uri('control:auth.forgot.recover')
+                'url': (mainreverse_absolute('control:auth.forgot.recover')
                         + '?id=%d&token=%s' % (self.id, default_token_generator.make_token(self)))
             },
             None, locale=self.locale, user=self

src/pretix/base/models/checkin.py

@@ -346,11 +346,14 @@ class Checkin(models.Model):
     REASON_INCOMPLETE = 'incomplete'
     REASON_ALREADY_REDEEMED = 'already_redeemed'
     REASON_AMBIGUOUS = 'ambiguous'
+    REASON_MEDIUM_INVALID = 'medium_invalid'
+    REASON_MEDIUM_EXISTS = 'medium_exists'
     REASON_ERROR = 'error'
     REASON_BLOCKED = 'blocked'
     REASON_UNAPPROVED = 'unapproved'
     REASON_INVALID_TIME = 'invalid_time'
     REASON_ANNULLED = 'annulled'
+    REASON_ALREADY_EXCHANGED = 'already_exchanged'
     REASONS = (
         (REASON_CANCELED, _('Order canceled')),
         (REASON_INVALID, _('Unknown ticket')),
@@ -366,6 +369,9 @@ class Checkin(models.Model):
         (REASON_UNAPPROVED, _('Order not approved')),
         (REASON_INVALID_TIME, _('Ticket not valid at this time')),
         (REASON_ANNULLED, _('Check-in annulled')),
+        (REASON_ALREADY_EXCHANGED, _('Ticket already exchanged')),
+        (REASON_MEDIUM_INVALID, _('Reusable medium invalid')),
+        (REASON_MEDIUM_EXISTS, _('Reusable medium already exists')),
     )
 
     successful = models.BooleanField(

src/pretix/base/models/customers.py

@@ -167,7 +167,7 @@ class Customer(LoggedModel):
 
     def send_security_notice(self, message, email=None):
         from pretix.base.services.mail import SendMailException, mail
-        from pretix.multidomain.urlreverse import build_absolute_uri
+        from pretix.multidomain.urlreverse import eventreverse_absolute
 
         try:
             with language(self.locale):
@@ -178,7 +178,7 @@ class Customer(LoggedModel):
                     {
                         **self.get_email_context(),
                         'message': str(message),
-                        'url': build_absolute_uri(self.organizer, 'presale:organizer.customer.index')
+                        'url': eventreverse_absolute(self.organizer, 'presale:organizer.customer.index')
                     },
                     customer=self,
                     organizer=self.organizer,
@@ -299,12 +299,12 @@ class Customer(LoggedModel):
 
     def send_activation_mail(self):
         from pretix.base.services.mail import mail
-        from pretix.multidomain.urlreverse import build_absolute_uri
+        from pretix.multidomain.urlreverse import eventreverse_absolute
         from pretix.presale.forms.customer import TokenGenerator
 
         ctx = self.get_email_context()
         token = TokenGenerator().make_token(self)
-        ctx['url'] = build_absolute_uri(
+        ctx['url'] = eventreverse_absolute(
             self.organizer,
             'presale:organizer.customer.activate'
         ) + '?id=' + self.identifier + '&token=' + token

src/pretix/base/models/event.py

@@ -724,7 +724,7 @@ class Event(EventMixin, LoggedModel):
 
     @property
     def social_image(self):
-        from pretix.multidomain.urlreverse import build_absolute_uri
+        from pretix.multidomain.urlreverse import eventreverse_absolute
 
         img = None
         logo_file = self.settings.get('logo_image', as_type=str, default='')[7:]
@@ -742,7 +742,7 @@ class Event(EventMixin, LoggedModel):
                 logger.exception(f'Failed to create thumbnail of {logo_file}')
                 img = default_storage.url(logo_file)
         if img:
-            return urljoin(build_absolute_uri(self, 'presale:event.index'), img)
+            return urljoin(eventreverse_absolute(self, 'presale:event.index'), img)
 
     def _seats(self, ignore_voucher=None):
         from .seating import Seat

src/pretix/base/models/items.py

@@ -452,11 +452,16 @@ class Item(LoggedModel):
     MEDIA_POLICY_REUSE = 'reuse'
     MEDIA_POLICY_NEW = 'new'
     MEDIA_POLICY_REUSE_OR_NEW = 'reuse_or_new'
+    MEDIA_POLICY_APPEND = 'append'
+    MEDIA_POLICY_APPEND_OR_NEW = 'append_or_new'
     MEDIA_POLICIES = (
-        (None, _("Don't use re-usable media, use regular one-off tickets")),
-        (MEDIA_POLICY_REUSE, _('Require an existing medium to be re-used')),
+        (None, _("Don't use reusable media, use regular one-off tickets")),
         (MEDIA_POLICY_NEW, _('Require a previously unknown medium to be newly added')),
-        (MEDIA_POLICY_REUSE_OR_NEW, _('Require either an existing or a new medium to be used')),
+        (MEDIA_POLICY_REUSE, _('Require an existing medium to be reused, replacing any previous tickets')),
+        (MEDIA_POLICY_REUSE_OR_NEW, _('Require either an existing or a new medium to be used, replacing any previous tickets')),
+        (MEDIA_POLICY_APPEND, _('Require an existing medium to be reused, adding to any previous tickets')),
+        (MEDIA_POLICY_APPEND_OR_NEW,
+         _('Require either an existing or a new medium to be used, adding to any previous tickets')),
     )
 
     objects = ItemQuerySetManager()
@@ -769,7 +774,7 @@ class Item(LoggedModel):
         null=True, blank=True, max_length=16,
         verbose_name=_('Reusable media policy'),
         help_text=_(
-            'If this product should be stored on a re-usable physical medium, you can attach a physical media policy. '
+            'If this product should be stored on a reusable physical medium, you can attach a physical media policy. '
             'This is not required for regular tickets, which just use a one-time barcode, but only for products like '
             'renewable season tickets or re-chargeable gift card wristbands. '
             'This is an advanced feature that also requires specific configuration of ticketing and printing settings.'
@@ -778,7 +783,7 @@ class Item(LoggedModel):
     media_type = models.CharField(
         max_length=100,
         null=True, blank=True,
-        choices=[(None, _("Don't use re-usable media, use regular one-off tickets"))] + [(k, v) for k, v in MEDIA_TYPES.items()],
+        choices=[(None, _("Don't use reusable media, use regular one-off tickets"))] + [(k, v) for k, v in MEDIA_TYPES.items()],
         verbose_name=_('Reusable media type'),
         help_text=_(
             'Select the type of physical medium that should be used for this product. Note that not all media types '
@@ -995,6 +1000,11 @@ class Item(LoggedModel):
                 raise ValidationError(_('The selected media type does not support usage for tickets currently.'))
             if not mt.supports_giftcard and issue_giftcard:
                 raise ValidationError(_('The selected media type does not support usage for gift cards currently.'))
+            if media_policy in (Item.MEDIA_POLICY_NEW, Item.MEDIA_POLICY_APPEND_OR_NEW, Item.MEDIA_POLICY_REUSE_OR_NEW):
+                if not mt.medium_created_by_server and not mt.medium_created_from_unknown_supported:
+                    raise ValidationError(_('The selected media type requires all media to be registered in the system '
+                                            'prior to their usage. Therefore, the selected media policy does not make '
+                                            'sense for this media type.'))
             if issue_giftcard:
                 raise ValidationError(_('You currently cannot create gift cards with a reusable media policy. Instead, '
                                         'gift cards for some reusable media types can be created or re-charged directly '
@@ -2220,7 +2230,7 @@ class Quota(LoggedModel):
 class ItemMetaProperty(LoggedModel):
     """
     An event can have ItemMetaProperty objects attached to define meta information fields
-    for its items. This information can be re-used for example in ticket layouts.
+    for its items. This information can be reused for example in ticket layouts.
 
     :param event: The event this property is defined for.
     :type event: Event

src/pretix/base/models/media.py

@@ -129,7 +129,10 @@ class ReusableMedium(LoggedModel):
 
     @property
     def is_expired(self):
-        return self.expires and self.expires > now()
+        return self.expires and self.expires < now()
+
+    def touch(self):
+        self.save(update_fields=['updated'])
 
     class Meta:
         unique_together = (("identifier", "type", "organizer"),)

src/pretix/base/models/orders.py

@@ -354,38 +354,60 @@ class Order(LockModel, LoggedModel):
     def _transaction_key_reset(self):
         self.__initial_status_paid_or_pending = self.status in (Order.STATUS_PENDING, Order.STATUS_PAID) and not self.require_approval
 
-    def gracefully_delete(self, user=None, auth=None):
-        from . import GiftCard, GiftCardTransaction, Membership, Voucher
-
-        if not self.testmode:
-            raise TypeError("Only test mode orders can be deleted.")
-        self.log_action(
-            'pretix.event.order.deleted', user=user, auth=auth,
-            data={
-                'code': self.code,
-            }
+    @classmethod
+    def gracefully_delete_bulk(cls, event, orders, user=None, auth=None):
+        # Expects to be called in a transaction
+        from . import (
+            GiftCard, GiftCardTransaction, LogEntry, Membership, Voucher,
         )
 
-        order_gracefully_delete.send(self.event, order=self)
+        if not transaction.get_connection().in_atomic_block:
+            raise Exception('gracefully_delete_bulk should only be called in atomic transaction!')
 
-        if self.status != Order.STATUS_CANCELED:
-            for position in self.positions.all():
-                if position.voucher:
-                    Voucher.objects.filter(pk=position.voucher.pk).update(redeemed=Greatest(0, F('redeemed') - 1))
+        logs_create = []
+        for o in orders:
+            if not o.testmode:
+                raise TypeError("Only test mode orders can be deleted.")
+            order_gracefully_delete.send(event, order=o)
+            logs_create.append(o.log_action(
+                'pretix.event.order.deleted', user=user, auth=auth,
+                data={
+                    'code': o.code,
+                },
+                save=False,
+            ))
+        LogEntry.bulk_create_and_postprocess(logs_create)
 
-        GiftCardTransaction.objects.filter(payment__in=self.payments.all()).update(payment=None)
-        GiftCardTransaction.objects.filter(refund__in=self.refunds.all()).update(refund=None)
-        GiftCardTransaction.objects.filter(order=self).update(order=None)
-        GiftCard.objects.filter(issued_in__in=self.positions.all()).update(issued_in=None)
-        Membership.objects.filter(granted_in__order=self, testmode=True).update(granted_in=None)
-        OrderPosition.all.filter(order=self, addon_to__isnull=False).delete()
-        OrderPosition.all.filter(order=self).delete()
-        OrderFee.all.filter(order=self).delete()
-        Transaction.objects.filter(order=self).delete()
-        self.refunds.all().delete()
-        self.payments.all().delete()
-        self.event.cache.delete('complain_testmode_orders')
-        self.delete()
+        voucher_ids = OrderPosition.objects.filter(
+            order__in=orders,
+            voucher__isnull=False
+        ).exclude(order__status=Order.STATUS_CANCELED).values_list("voucher_id", flat=True)
+        voucher_usages = Counter(voucher_ids)
+        for v_id, usage_count in voucher_usages.items():
+            Voucher.objects.filter(pk=v_id).update(redeemed=Greatest(0, F('redeemed') - usage_count))
+
+        GiftCardTransaction.objects.filter(payment__order__in=orders).update(payment=None)
+        GiftCardTransaction.objects.filter(refund__order__in=orders).update(refund=None)
+        GiftCardTransaction.objects.filter(order__in=orders).update(order=None)
+        GiftCard.objects.filter(issued_in__order__in=orders).update(issued_in=None)
+        Membership.objects.filter(granted_in__order__in=orders, testmode=True).update(granted_in=None)
+        OrderPosition.all.filter(order__in=orders, addon_to__isnull=False).delete()
+        OrderPosition.all.filter(order__in=orders).delete()
+        OrderFee.all.filter(order__in=orders).delete()
+        Transaction.objects.filter(order__in=orders).delete()
+        OrderRefund.objects.filter(order__in=orders).delete()
+        OrderPayment.objects.filter(order__in=orders).delete()
+        if isinstance(orders, models.QuerySet):
+            orders.delete()
+        else:
+            Order.objects.filter(pk__in=[o.pk for o in orders]).delete()
+        event.cache.delete('complain_testmode_orders')
+
+    def gracefully_delete(self, user=None, auth=None):
+        if not self.testmode:
+            raise TypeError("Only test mode orders can be deleted.")
+
+        Order.gracefully_delete_bulk(self.event, Order.objects.filter(pk=self.pk), user, auth)
 
     def email_confirm_secret(self):
         return self.tagged_secret("email_confirm", 9)

src/pretix/base/models/seating.py

@@ -118,7 +118,10 @@ class SeatingPlan(LoggedModel):
         for zi, z in enumerate(self.layout_data['zones']):
             zpos = (z['position']['x'], z['position']['y'])
             for ri, r in enumerate(z['rows']):
-                rpos = (zpos[0] + r['position']['x'], zpos[1] + r['position']['y'])
+                rpos = (
+                    zpos[0] + r.get('position', {}).get('x', 0),
+                    zpos[1] + r.get('position', {}).get('y', 0),
+                )
                 row_label = None
                 if r.get('row_label'):
                     row_label = r['row_label'].replace("%s", r.get('row_number', str(ri)))
@@ -147,8 +150,8 @@ class SeatingPlan(LoggedModel):
                         zone=z['name'],
                         category=s['category'],
                         sorting_rank=rank,
-                        x=rpos[0] + s['position']['x'],
-                        y=rpos[1] + s['position']['y'],
+                        x=rpos[0] + s.get('position', {}).get('x', 0),
+                        y=rpos[1] + s.get('position', {}).get('y', 0),
                     )
 
 

src/pretix/base/notifications.py

@@ -43,7 +43,7 @@ from django.utils.translation import gettext_lazy as _, pgettext_lazy
 from pretix.base.models import Event, LogEntry
 from pretix.base.signals import register_notification_types
 from pretix.base.templatetags.money import money_filter
-from pretix.helpers.urls import build_absolute_uri
+from pretix.helpers.urls import mainreverse_absolute
 
 logger = logging.getLogger(__name__)
 _ALL_TYPES = None
@@ -170,7 +170,7 @@ class ParametrizedOrderNotificationType(NotificationType):
     def build_notification(self, logentry: LogEntry):
         order = logentry.content_object
 
-        order_url = build_absolute_uri(
+        order_url = mainreverse_absolute(
             'control:event.order',
             kwargs={
                 'organizer': logentry.event.organizer.slug,

src/pretix/base/payment.py

@@ -71,7 +71,7 @@ from pretix.helpers import OF_SELF
 from pretix.helpers.countries import CachedCountries
 from pretix.helpers.format import format_map
 from pretix.helpers.money import DecimalTextInput
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 from pretix.presale.views import get_cart
 from pretix.presale.views.cart import cart_session, get_or_create_cart_id
 
@@ -379,7 +379,7 @@ class BasePaymentProvider:
 
         if not self.settings.get('_hidden_seed'):
             self.settings.set('_hidden_seed', get_random_string(64))
-        hidden_url = build_absolute_uri(self.event, 'presale:event.payment.unlock', kwargs={
+        hidden_url = eventreverse_absolute(self.event, 'presale:event.payment.unlock', kwargs={
             'hash': hashlib.sha256((self.settings._hidden_seed + self.event.slug).encode()).hexdigest(),
         })
 

src/pretix/base/services/cart.py

@@ -287,11 +287,11 @@ def _check_position_constraints(
         raise CartPositionError(error_messages['unavailable'])
 
     # Invalid media policy for online sale
-    if item.media_policy in (Item.MEDIA_POLICY_NEW, Item.MEDIA_POLICY_REUSE_OR_NEW):
+    if item.media_policy in (Item.MEDIA_POLICY_NEW, Item.MEDIA_POLICY_REUSE_OR_NEW, Item.MEDIA_POLICY_APPEND_OR_NEW, Item.MEDIA_POLICY_REUSE_OR_NEW):
         mt = MEDIA_TYPES[item.media_type]
         if not mt.medium_created_by_server:
             raise CartPositionError(error_messages['media_usage_not_implemented'])
-    elif item.media_policy == Item.MEDIA_POLICY_REUSE:
+    elif item.media_policy in (Item.MEDIA_POLICY_REUSE, Item.MEDIA_POLICY_APPEND):
         raise CartPositionError(error_messages['media_usage_not_implemented'])
 
     # Item removed from sales channel

src/pretix/base/services/checkin.py

@@ -867,6 +867,15 @@ class RequiredQuestionsError(Exception):
         super().__init__(msg)
 
 
+class RequiredMediaExchangeError(Exception):
+    def __init__(self, msg, code, media_policy, media_type):
+        self.msg = msg
+        self.code = code
+        self.media_policy = media_policy
+        self.media_type = media_type
+        super().__init__(msg)
+
+
 def _save_answers(op, answers, given_answers):
     def _create_answer(question, answer):
         try:
@@ -939,7 +948,7 @@ def perform_checkin(op: OrderPosition, clist: CheckinList, given_answers: dict,
                     ignore_unpaid=False, nonce=None, datetime=None, questions_supported=True,
                     user=None, auth=None, canceled_supported=False, type=Checkin.TYPE_ENTRY,
                     raw_barcode=None, raw_source_type=None, from_revoked_secret=False, simulate=False,
-                    gate=None):
+                    gate=None, reusable_medium=None):
     """
     Create a checkin for this particular order position and check-in list. Fails with CheckInError if the check in is
     not valid at this time.
@@ -955,6 +964,7 @@ def perform_checkin(op: OrderPosition, clist: CheckinList, given_answers: dict,
     :param datetime: The datetime of the checkin, defaults to now.
     :param simulate: If true, the check-in is not saved.
     :param gate: The gate the check-in was performed at.
+    :param reusable_medium: The medium that is available for an exchange
     """
 
     # !!!!!!!!!
@@ -1035,7 +1045,7 @@ def perform_checkin(op: OrderPosition, clist: CheckinList, given_answers: dict,
 
     with transaction.atomic():
         # Lock order positions, if it is an entry. We don't need it for exits, as a race condition wouldn't be problematic
-        opqs = OrderPosition.all
+        opqs = OrderPosition.all.select_related("order", "item")
         if type != Checkin.TYPE_EXIT:
             opqs = opqs.select_for_update(of=OF_SELF)
         op = opqs.get(pk=op.pk)
@@ -1101,6 +1111,24 @@ def perform_checkin(op: OrderPosition, clist: CheckinList, given_answers: dict,
                 require_answers
             )
 
+        required_media_policy = op.item.media_policy
+        required_media_type = op.item.media_type
+        require_a_medium = required_media_policy and required_media_type
+        linked_media = op.linked_media
+        if require_a_medium and not reusable_medium and not force:
+            if not linked_media.exists():
+                raise RequiredMediaExchangeError(
+                    _('Ticket needs to be exchanged to a suitable medium.'),
+                    'exchange',
+                    required_media_policy,
+                    required_media_type
+                )
+            elif op.organizer.settings.reusable_media_usage_enforced:
+                raise CheckInError(
+                    _('This ticket has already been exchanged for a reusable medium that now needs to be used instead.'),
+                    'already_exchanged',
+                )
+
         device = None
         if isinstance(auth, Device):
             device = auth

src/pretix/base/services/export.py

@@ -51,7 +51,7 @@ from pretix.base.signals import (
 )
 from pretix.celery_app import app
 from pretix.helpers import OF_SELF, repeatable_reads_transaction
-from pretix.helpers.urls import build_absolute_uri
+from pretix.helpers.urls import mainreverse_absolute
 
 logger = logging.getLogger(__name__)
 
@@ -455,7 +455,7 @@ def scheduled_organizer_export(self, organizer: Organizer, schedule: int) -> Non
         schedule,
         organizer,
         exporter,
-        build_absolute_uri(
+        mainreverse_absolute(
             'control:organizer.export',
             kwargs={
                 'organizer': organizer.slug,
@@ -481,7 +481,7 @@ def scheduled_event_export(self, event: Event, schedule: int) -> None:
         schedule,
         event,
         exporter,
-        build_absolute_uri(
+        mainreverse_absolute(
             'control:event.orders.export',
             kwargs={
                 'event': event.slug,

src/pretix/base/services/mail.py

@@ -85,7 +85,7 @@ from pretix.helpers.format import (
     FormattedString, PlainHtmlAlternativeString, SafeFormatter, format_map,
 )
 from pretix.helpers.hierarkey import clean_filename
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 from pretix.presale.ical import get_private_icals
 
 logger = logging.getLogger('pretix.base.mail')
@@ -997,7 +997,7 @@ def _wrap_plain_body(content_plain, signature, event, order, position, no_order_
         body_plain += _(
             "You can view your order details at the following URL:\n{orderurl}."
         ).replace("\n", "\r\n").format(
-            orderurl=build_absolute_uri(
+            orderurl=eventreverse_absolute(
                 order.event, 'presale:event.order.position', kwargs={
                     'order': order.code,
                     'secret': position.web_secret,
@@ -1013,7 +1013,7 @@ def _wrap_plain_body(content_plain, signature, event, order, position, no_order_
         body_plain += _(
             "You can view your order details at the following URL:\n{orderurl}."
         ).replace("\n", "\r\n").format(
-            event=event.name, orderurl=build_absolute_uri(
+            event=event.name, orderurl=eventreverse_absolute(
                 order.event, 'presale:event.order.open', kwargs={
                     'order': order.code,
                     'secret': order.secret,

src/pretix/base/services/media.py

@@ -23,10 +23,13 @@ import secrets
 
 from django.db import IntegrityError
 from django.db.models import Q
+from django.utils.translation import gettext as _
 from django_scopes import scopes_disabled
 
-from pretix.base.models import GiftCardAcceptance
-from pretix.base.models.media import MediumKeySet
+from pretix.base.media import MEDIA_TYPES
+from pretix.base.models import Checkin, GiftCardAcceptance, Item
+from pretix.base.models.media import MediumKeySet, ReusableMedium
+from pretix.base.services.checkin import CheckInError
 
 
 def create_nfc_mf0aes_keyset(organizer):
@@ -70,3 +73,174 @@ def get_keysets_for_organizer(organizer):
         if new_set:
             sets.append(new_set)
     return sets
+
+
+def perform_media_exchange(organizer, media_type, identifier, link_orderposition, user, auth):
+    """
+    Create or retrieve a medium, then link the order position to it. Expected to be called in a transaction.
+
+    :param organizer: Organizer to operate in
+    :param media_type: Type of medium to operate with
+    :param identifier: Identifier of the medium
+    :param link_orderposition: Position to link to the medium
+    :return: ReusableMedium
+    """
+    medium = None
+    media_policy = link_orderposition.item.media_policy
+
+    if media_type not in MEDIA_TYPES:  # should be caught by serializer already
+        raise CheckInError(
+            _('Invalid medium type.'),
+            Checkin.REASON_ERROR,
+            reason=_('Invalid medium type.'),
+        )
+
+    if not MEDIA_TYPES[media_type].is_active(organizer):
+        raise CheckInError(
+            _('Medium type is not enabled for organizer.'),
+            Checkin.REASON_ERROR,
+            reason=_('Medium type is not enabled for organizer.'),
+        )
+
+    if link_orderposition.item.media_type != media_type:
+        raise CheckInError(
+            _('Incorrect medium type for product.'),
+            Checkin.REASON_PRODUCT,
+            reason=_('Incorrect medium type for product.'),
+        )
+
+    if link_orderposition.linked_media.exists():
+        raise CheckInError(
+            _('Ticket is already exchanged for reusable medium.'),
+            Checkin.REASON_ALREADY_EXCHANGED,
+            reason=_('Ticket is already exchanged for reusable medium.'),
+        )
+
+    if media_policy in (Item.MEDIA_POLICY_APPEND, Item.MEDIA_POLICY_APPEND_OR_NEW, Item.MEDIA_POLICY_NEW):
+        link_action = "append"
+    else:
+        link_action = "replace"
+
+    if media_policy in (Item.MEDIA_POLICY_REUSE, Item.MEDIA_POLICY_APPEND):
+        try:
+            medium = ReusableMedium.objects.get(
+                type=media_type,
+                identifier=identifier,
+                organizer=organizer,
+            )
+        except ReusableMedium.DoesNotExist:
+            raise CheckInError(
+                _('Reusable medium not found.'),
+                Checkin.REASON_MEDIUM_INVALID,
+                reason=_('Reusable medium not found.'),
+            )
+        else:
+            if medium.is_expired or not medium.active:
+                raise CheckInError(
+                    _('Reusable medium is inactive or expired.'),
+                    Checkin.REASON_MEDIUM_INVALID,
+                    reason=_('Reusable medium is inactive or expired.'),
+                )
+
+    elif media_policy in (Item.MEDIA_POLICY_REUSE_OR_NEW, Item.MEDIA_POLICY_APPEND_OR_NEW):
+        try:
+            medium = ReusableMedium.objects.get(
+                type=media_type,
+                identifier=identifier,
+                organizer=organizer,
+            )
+        except ReusableMedium.DoesNotExist:
+            if not MEDIA_TYPES[media_type].medium_created_from_unknown_supported:
+                raise CheckInError(
+                    _('Reusable medium not found and could not be created.'),
+                    Checkin.REASON_MEDIUM_INVALID,
+                )
+
+            medium = MEDIA_TYPES[media_type].handle_unknown(organizer, identifier, user, auth, force_create=True)
+            if not medium:
+                raise CheckInError(
+                    _('Reusable medium not found and could not be created.'),
+                    Checkin.REASON_MEDIUM_INVALID,
+                )
+
+        if medium.is_expired or not medium.active:
+            raise CheckInError(
+                _('Reusable medium is inactive or expired.'),
+                Checkin.REASON_MEDIUM_INVALID,
+                reason=_('Reusable medium is inactive or expired.'),
+            )
+
+    elif media_policy == Item.MEDIA_POLICY_NEW:
+        if not MEDIA_TYPES[media_type].medium_created_from_unknown_supported:
+            raise CheckInError(
+                _('Reusable medium not found and could not be created.'),
+                Checkin.REASON_MEDIUM_INVALID,
+            )
+        try:
+            medium = MEDIA_TYPES[media_type].handle_unknown(organizer, identifier, user, auth, force_create=True)
+        except IntegrityError:
+            raise CheckInError(
+                _('Reusable medium already exists.'),
+                Checkin.REASON_MEDIUM_EXISTS,
+            )
+        else:
+            if not medium:
+                raise CheckInError(
+                    _('Reusable medium could not be created.'),
+                    Checkin.REASON_MEDIUM_INVALID,
+                )
+
+    else:
+        raise CheckInError(
+            _('Product does not support medium exchange.'),
+            Checkin.REASON_PRODUCT,
+            reason=_('Product does not support medium exchange.'),
+        )
+
+    if link_action == 'append':
+        medium.linked_orderpositions.add(link_orderposition)
+        medium.log_action(
+            'pretix.reusable_medium.linked_orderposition.added',
+            user=user,
+            auth=auth,
+            data={
+                'linked_orderposition': link_orderposition,
+            }
+        )
+    elif link_action == 'replace':
+        already_found = False
+        for op_pk in medium.linked_orderpositions.values_list('pk', flat=True):
+            if op_pk == link_orderposition.pk:
+                already_found = True
+                continue
+            else:
+                medium.log_action(
+                    'pretix.reusable_medium.linked_orderposition.removed',
+                    data={
+                        'linked_orderposition': op_pk,
+                    }
+                )
+        if not already_found:
+            medium.linked_orderpositions.set([link_orderposition])
+            medium.log_action(
+                'pretix.reusable_medium.linked_orderposition.added',
+                user=user,
+                auth=auth,
+                data={
+                    'linked_orderposition': link_orderposition,
+                }
+            )
+
+    link_orderposition.order.log_action(
+        'pretix.reusable_medium.exchanged',
+        data={
+            'position': link_orderposition.pk,
+            'positionid': link_orderposition.positionid,
+            'medium': medium.pk,
+            'medium_identifier': medium.identifier,
+            'medium_type': medium.media_type.identifier,
+        }
+    )
+    medium.touch()
+
+    return medium

src/pretix/base/services/notifications.py

@@ -37,7 +37,7 @@ from pretix.base.services.tasks import ProfiledTask, TransactionAwareTask
 from pretix.base.signals import notification
 from pretix.celery_app import app
 from pretix.helpers.celery import get_task_priority
-from pretix.helpers.urls import build_absolute_uri
+from pretix.helpers.urls import mainreverse_absolute
 
 
 @app.task(base=TransactionAwareTask, acks_late=True, max_retries=9, default_retry_delay=900)
@@ -136,10 +136,10 @@ def send_notification_mail(notification: Notification, user: User):
         'site_url': settings.SITE_URL,
         'color': settings.PRETIX_PRIMARY_COLOR,
         'notification': notification,
-        'settings_url': build_absolute_uri(
+        'settings_url': mainreverse_absolute(
             'control:user.settings.notifications',
         ),
-        'disable_url': build_absolute_uri(
+        'disable_url': mainreverse_absolute(
             'control:user.settings.notifications.off',
             kwargs={
                 'token': user.notifications_token,

src/pretix/base/services/orders.py

@@ -3506,7 +3506,7 @@ def signal_listener_issue_media(sender: Event, order: Order, **kwargs):
     from pretix.base.models import ReusableMedium
 
     for p in order.positions.all():
-        if p.item.media_policy in (Item.MEDIA_POLICY_NEW, Item.MEDIA_POLICY_REUSE_OR_NEW):
+        if p.item.media_policy in (Item.MEDIA_POLICY_NEW, Item.MEDIA_POLICY_REUSE_OR_NEW, Item.MEDIA_POLICY_APPEND_OR_NEW):
             mt = MEDIA_TYPES[p.item.media_type]
             if mt.medium_created_by_server and not p.linked_media.exists():
                 rm = ReusableMedium.objects.create(

src/pretix/base/services/placeholders.py

@@ -327,7 +327,7 @@ def get_best_name(position_or_address, parts=False):
 
 @receiver(register_text_placeholders, dispatch_uid="pretixbase_register_text_placeholders")
 def base_placeholders(sender, **kwargs):
-    from pretix.multidomain.urlreverse import build_absolute_uri
+    from pretix.multidomain.urlreverse import eventreverse_absolute
 
     def _event_sample(event):
         if event.has_subevents:
@@ -388,14 +388,14 @@ def base_placeholders(sender, **kwargs):
             lambda event: LazyDate(now() + timedelta(days=15))
         ),
         SimpleFunctionalTextPlaceholder(
-            'url', ['order', 'event'], lambda order, event: build_absolute_uri(
+            'url', ['order', 'event'], lambda order, event: eventreverse_absolute(
                 event,
                 'presale:event.order.open', kwargs={
                     'order': order.code,
                     'secret': order.secret,
                     'hash': order.email_confirm_secret()
                 }
-            ), lambda event: build_absolute_uri(
+            ), lambda event: eventreverse_absolute(
                 event,
                 'presale:event.order.open', kwargs={
                     'order': 'F8VVL',
@@ -406,7 +406,7 @@ def base_placeholders(sender, **kwargs):
         ),
         SimpleButtonPlaceholder(
             'url_button', ['order', 'event'],
-            url_func=lambda order, event: build_absolute_uri(
+            url_func=lambda order, event: eventreverse_absolute(
                 event,
                 'presale:event.order.open', kwargs={
                     'order': order.code,
@@ -415,7 +415,7 @@ def base_placeholders(sender, **kwargs):
                 }
             ),
             text_func=lambda order, event: _("View order details"),
-            sample_url_func=lambda event: build_absolute_uri(
+            sample_url_func=lambda event: eventreverse_absolute(
                 event,
                 'presale:event.order.open', kwargs={
                     'order': 'F8VVL',
@@ -426,13 +426,13 @@ def base_placeholders(sender, **kwargs):
             sample_text_func=lambda event: _("View order details"),
         ),
         SimpleFunctionalTextPlaceholder(
-            'url_info_change', ['order', 'event'], lambda order, event: build_absolute_uri(
+            'url_info_change', ['order', 'event'], lambda order, event: eventreverse_absolute(
                 event,
                 'presale:event.order.modify', kwargs={
                     'order': order.code,
                     'secret': order.secret,
                 }
-            ), lambda event: build_absolute_uri(
+            ), lambda event: eventreverse_absolute(
                 event,
                 'presale:event.order.modify', kwargs={
                     'order': 'F8VVL',
@@ -441,13 +441,13 @@ def base_placeholders(sender, **kwargs):
             ),
         ),
         SimpleFunctionalTextPlaceholder(
-            'url_products_change', ['order', 'event'], lambda order, event: build_absolute_uri(
+            'url_products_change', ['order', 'event'], lambda order, event: eventreverse_absolute(
                 event,
                 'presale:event.order.change', kwargs={
                     'order': order.code,
                     'secret': order.secret,
                 }
-            ), lambda event: build_absolute_uri(
+            ), lambda event: eventreverse_absolute(
                 event,
                 'presale:event.order.change', kwargs={
                     'order': 'F8VVL',
@@ -456,13 +456,13 @@ def base_placeholders(sender, **kwargs):
             ),
         ),
         SimpleFunctionalTextPlaceholder(
-            'url_cancel', ['order', 'event'], lambda order, event: build_absolute_uri(
+            'url_cancel', ['order', 'event'], lambda order, event: eventreverse_absolute(
                 event,
                 'presale:event.order.cancel', kwargs={
                     'order': order.code,
                     'secret': order.secret,
                 }
-            ), lambda event: build_absolute_uri(
+            ), lambda event: eventreverse_absolute(
                 event,
                 'presale:event.order.cancel', kwargs={
                     'order': 'F8VVL',
@@ -471,7 +471,7 @@ def base_placeholders(sender, **kwargs):
             ),
         ),
         SimpleFunctionalTextPlaceholder(
-            'url', ['event', 'position'], lambda event, position: build_absolute_uri(
+            'url', ['event', 'position'], lambda event, position: eventreverse_absolute(
                 event,
                 'presale:event.order.position',
                 kwargs={
@@ -480,7 +480,7 @@ def base_placeholders(sender, **kwargs):
                     'position': position.positionid
                 }
             ),
-            lambda event: build_absolute_uri(
+            lambda event: eventreverse_absolute(
                 event,
                 'presale:event.order.position', kwargs={
                     'order': 'F8VVL',
@@ -491,7 +491,7 @@ def base_placeholders(sender, **kwargs):
         ),
         SimpleButtonPlaceholder(
             'url_button', ['event', 'position'],
-            url_func=lambda event, position: build_absolute_uri(
+            url_func=lambda event, position: eventreverse_absolute(
                 event,
                 'presale:event.order.position', kwargs={
                     'order': position.order.code,
@@ -500,7 +500,7 @@ def base_placeholders(sender, **kwargs):
                 }
             ),
             text_func=lambda event, position: _("View registration details"),
-            sample_url_func=lambda event: build_absolute_uri(
+            sample_url_func=lambda event: eventreverse_absolute(
                 event,
                 'presale:event.order.position', kwargs={
                     'order': 'F8VVL',
@@ -511,14 +511,14 @@ def base_placeholders(sender, **kwargs):
             sample_text_func=lambda event: _("View registration details"),
         ),
         SimpleFunctionalTextPlaceholder(
-            'url_info_change', ['position', 'event'], lambda position, event: build_absolute_uri(
+            'url_info_change', ['position', 'event'], lambda position, event: eventreverse_absolute(
                 event,
                 'presale:event.order.position.modify', kwargs={
                     'order': position.order.code,
                     'secret': position.web_secret,
                     'position': position.positionid
                 }
-            ), lambda event: build_absolute_uri(
+            ), lambda event: eventreverse_absolute(
                 event,
                 'presale:event.order.position.modify', kwargs={
                     'order': 'F8VVL',
@@ -528,14 +528,14 @@ def base_placeholders(sender, **kwargs):
             ),
         ),
         SimpleFunctionalTextPlaceholder(
-            'url_products_change', ['position', 'event'], lambda position, event: build_absolute_uri(
+            'url_products_change', ['position', 'event'], lambda position, event: eventreverse_absolute(
                 event,
                 'presale:event.order.position.change', kwargs={
                     'order': position.order.code,
                     'secret': position.web_secret,
                     'position': position.positionid
                 }
-            ), lambda event: build_absolute_uri(
+            ), lambda event: eventreverse_absolute(
                 event,
                 'presale:event.order.position.change', kwargs={
                     'order': 'F8VVL',
@@ -581,20 +581,20 @@ def base_placeholders(sender, **kwargs):
         ),
         SimpleFunctionalTextPlaceholder(
             'url_remove', ['waiting_list_voucher', 'event'],
-            lambda waiting_list_voucher, event: build_absolute_uri(
+            lambda waiting_list_voucher, event: eventreverse_absolute(
                 event, 'presale:event.waitinglist.remove'
             ) + '?voucher=' + waiting_list_voucher.code,
-            lambda event: build_absolute_uri(
+            lambda event: eventreverse_absolute(
                 event,
                 'presale:event.waitinglist.remove',
             ) + '?voucher=68CYU2H6ZTP3WLK5',
         ),
         SimpleFunctionalTextPlaceholder(
             'url', ['waiting_list_voucher', 'event'],
-            lambda waiting_list_voucher, event: build_absolute_uri(
+            lambda waiting_list_voucher, event: eventreverse_absolute(
                 event, 'presale:event.redeem'
             ) + '?voucher=' + waiting_list_voucher.code,
-            lambda event: build_absolute_uri(
+            lambda event: eventreverse_absolute(
                 event,
                 'presale:event.redeem',
             ) + '?voucher=68CYU2H6ZTP3WLK5',
@@ -611,7 +611,7 @@ def base_placeholders(sender, **kwargs):
             'orders', ['event', 'orders'], lambda event, orders: '\n' + '\n\n'.join(
                 '* {} - {}'.format(
                     order.full_code,
-                    build_absolute_uri(event, 'presale:event.order.open', kwargs={
+                    eventreverse_absolute(event, 'presale:event.order.open', kwargs={
                         'event': event.slug,
                         'organizer': event.organizer.slug,
                         'order': order.code,
@@ -623,7 +623,7 @@ def base_placeholders(sender, **kwargs):
             ), lambda event: '\n' + '\n\n'.join(
                 '* {} - {}'.format(
                     '{}-{}'.format(event.slug.upper(), order['code']),
-                    build_absolute_uri(event, 'presale:event.order.open', kwargs={
+                    eventreverse_absolute(event, 'presale:event.order.open', kwargs={
                         'event': event.slug,
                         'organizer': event.organizer.slug,
                         'order': order['code'],
@@ -662,13 +662,13 @@ def base_placeholders(sender, **kwargs):
             # join vouchers with two spaces at end of line so markdown-parser inserts a <br>
             'voucher_url_list', ['event', 'voucher_list'],
             lambda event, voucher_list: '  \n'.join([
-                build_absolute_uri(
+                eventreverse_absolute(
                     event, 'presale:event.redeem'
                 ) + '?voucher=' + c
                 for c in voucher_list
             ]),
             lambda event: '  \n'.join([
-                build_absolute_uri(
+                eventreverse_absolute(
                     event, 'presale:event.redeem'
                 ) + '?voucher=' + c
                 for c in ['68CYU2H6ZTP3WLK5', '7MB94KKPVEPSMVF2']
@@ -676,10 +676,10 @@ def base_placeholders(sender, **kwargs):
             inline=False,
         ),
         SimpleFunctionalTextPlaceholder(
-            'url', ['event', 'voucher_list'], lambda event, voucher_list: build_absolute_uri(event, 'presale:event.index', kwargs={
+            'url', ['event', 'voucher_list'], lambda event, voucher_list: eventreverse_absolute(event, 'presale:event.index', kwargs={
                 'event': event.slug,
                 'organizer': event.organizer.slug,
-            }), lambda event: build_absolute_uri(event, 'presale:event.index', kwargs={
+            }), lambda event: eventreverse_absolute(event, 'presale:event.index', kwargs={
                 'event': event.slug,
                 'organizer': event.organizer.slug,
             })

src/pretix/base/services/update_check.py

@@ -37,7 +37,7 @@ from pretix.base.services.mail import mail
 from pretix.base.settings import GlobalSettingsObject
 from pretix.base.signals import periodic_task
 from pretix.celery_app import app
-from pretix.helpers.urls import build_absolute_uri
+from pretix.helpers.urls import mainreverse_absolute
 
 
 @receiver(signal=periodic_task)
@@ -121,7 +121,7 @@ def send_update_notification_email():
             )
         ),
         {
-            'url': build_absolute_uri('control:global.update')
+            'url': mainreverse_absolute('control:global.update')
         },
     )
 

src/pretix/base/settings.py

@@ -211,12 +211,25 @@ DEFAULTS = {
         'form_class': forms.BooleanField,
         'serializer_class': serializers.BooleanField,
         'form_kwargs': dict(
-            label=_("Activate re-usable media"),
-            help_text=_("The re-usable media feature allows you to connect tickets and gift cards with physical media "
-                        "such as wristbands or chip cards that may be re-used for different tickets or gift cards "
+            label=_("Activate reusable media"),
+            help_text=_("The reusable media feature allows you to connect tickets and gift cards with physical media "
+                        "such as wristbands or chip cards that may be reused for different tickets or gift cards "
                         "later.")
         )
     },
+    'reusable_media_usage_enforced': {
+        'default': 'False',
+        'type': bool,
+        'form_class': forms.BooleanField,
+        'serializer_class': serializers.BooleanField,
+        'form_kwargs': dict(
+            label=_("Enforce the usage of issued reusable media for check-in"),
+            help_text=_("If enabled, a ticket barcode will not be accepted anymore, if a reusable medium has been "
+                        "created and linked to a ticket. Keeping this option turned off will treat the reusable "
+                        "medium and ticket as equals."),
+            widget=forms.CheckboxInput(attrs={'data-display-dependency': '#id_settings-reusable_media_active'}),
+        )
+    },
     'reusable_media_type_barcode': {
         'default': 'False',
         'type': bool,

src/pretix/base/templates/error.html

@@ -11,6 +11,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <meta charset="utf-8">
     <link rel="icon" href="{% static "pretixbase/img/favicon.ico" %}">
+    <script type="text/javascript" src="{% static "pretixbase/js/errors.js" %}"></script>
     {% block custom_header %}{% endblock %}
     {% if css_theme %}
         <link rel="stylesheet" type="text/css" href="{{ css_theme }}" />
@@ -21,5 +22,4 @@
     {% block content %}{% endblock %}
 </div>
 </body>
-<script src="{% static "pretixbase/js/errors.js" %}"></script>
 </html>

src/pretix/control/forms/event.py

@@ -80,7 +80,7 @@ from pretix.control.forms.widgets import Select2
 from pretix.helpers.countries import CachedCountries
 from pretix.multidomain.models import AlternativeDomainAssignment, KnownDomain
 from pretix.multidomain.urlreverse import (
-    build_absolute_uri, get_organizer_domain,
+    eventreverse_absolute, get_organizer_domain,
 )
 from pretix.plugins.banktransfer.payment import BankTransfer
 from pretix.presale.style import get_fonts
@@ -219,7 +219,7 @@ class EventWizardBasicsForm(I18nModelForm):
         self.fields['location'].widget.attrs['placeholder'] = _(
             'Sample Conference Center\nHeidelberg, Germany'
         )
-        self.fields['slug'].widget.prefix = build_absolute_uri(self.organizer, 'presale:organizer.index')
+        self.fields['slug'].widget.prefix = eventreverse_absolute(self.organizer, 'presale:organizer.index')
         self.fields['tax_rate']._required = True  # Do not render as optional because it is conditionally required
         if self.has_subevents:
             del self.fields['presale_start']

src/pretix/control/forms/filter.py

@@ -1342,7 +1342,13 @@ class QuestionAnswerFilterForm(forms.Form):
             opqs = opqs.filter(canceled=False)
         if fdata.get("item", "") != "":
             i = fdata.get("item", "")
-            opqs = opqs.filter(item_id__in=(i,))
+            if '-' in i:
+                opqs = opqs.filter(
+                    item_id=i.split('-')[0],
+                    variation_id=i.split('-')[1],
+                )
+            else:
+                opqs = opqs.filter(item_id=i)
 
         return opqs
 

src/pretix/control/forms/organizer.py

@@ -88,7 +88,7 @@ from pretix.control.forms.event import (
 )
 from pretix.control.forms.widgets import Select2, Select2Multiple
 from pretix.multidomain.models import KnownDomain
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 
 
 class OrganizerForm(I18nModelForm):
@@ -636,6 +636,7 @@ class OrganizerSettingsForm(SettingsForm):
         'cookie_consent_dialog_button_yes',
         'cookie_consent_dialog_button_no',
         'reusable_media_active',
+        'reusable_media_usage_enforced',
         'reusable_media_type_barcode',
         'reusable_media_type_barcode_identifier_length',
         'reusable_media_type_nfc_uid',
@@ -790,7 +791,7 @@ class MailSettingsForm(SettingsForm):
         }
 
         if 'url' in base_parameters:
-            placeholders['url'] = build_absolute_uri(
+            placeholders['url'] = eventreverse_absolute(
                 self.organizer,
                 'presale:organizer.customer.activate'
             ) + '?token=' + get_random_string(30)

src/pretix/control/logdisplay.py

@@ -746,6 +746,7 @@ class CoreUserImpersonatedLogEntryType(UserImpersonatedLogEntryType):
     'pretix.reusable_medium.linked_orderposition.added': _('A new ticket has been added to the medium.'),
     'pretix.reusable_medium.linked_orderposition.removed': _('A ticket has been removed from the medium.'),
     'pretix.reusable_medium.linked_orderposition.changed': _('The medium has been connected to a new ticket.'),
+    'pretix.reusable_medium.exchanged': _('The ticket #{positionid} was exchanged for reusable medium {medium_identifier}.'),
     'pretix.reusable_medium.linked_giftcard.changed': _('The medium has been connected to a new gift card.'),
     'pretix.email.error': _('Sending of an email has failed.'),
     'pretix.event.comment': _('The event\'s internal comment has been updated.'),

src/pretix/control/templates/pretixcontrol/base.html

@@ -66,6 +66,7 @@
             <script type="text/javascript" src="{% static "lightbox/js/lightbox.js" %}"></script>
             <script type="text/javascript" src="{% static "are-you-sure/jquery.are-you-sure.js" %}"></script>
             <script type="text/javascript" src="{% static "pretixbase/js/addressform.js" %}"></script>
+            <script type="text/javascript" src="{% static "pretixbase/js/errors.js" %}"></script>
 		{% endcompress %}
         {{ html_head|safe }}
 

src/pretix/control/templates/pretixcontrol/checkin/simulator.html

@@ -54,6 +54,8 @@
                     <span class="fa fa-check-circle"></span>
                 {% elif result.status == "incomplete" %}
                     <span class="fa fa-question-circle"></span>
+                {% elif result.status == "exchange" %}
+                    <span class="fa fa-recycle"></span>
                 {% elif result.status == "error" %}
                     {% if result.reason == "already_redeemed" %}
                         <span class="fa fa-warning"></span>
@@ -79,6 +81,14 @@
                             </li>
                         {% endfor %}
                     </ul>
+                {% elif result.status == "exchange" %}
+                    <h3 class="nomargin-top">{% trans "Media exchange required" %}</h3>
+                    <p>
+                        {% blocktrans trimmed with media_policy=media_policies|getitem:result.media_policy media_type=media_types|getitem:result.media_type %}
+                            This ticket needs to be exchanged into a <strong>{{ media_type }}</strong> reusable medium.
+                            <strong>{{ media_policy }}</strong>.
+                        {% endblocktrans %}
+                    </p>
                 {% elif result.status == "error" %}
                     <h3 class="nomargin-top">{{ reason_labels|getitem:result.reason }}</h3>
                     {% if result.reason_explanation %}

src/pretix/control/templates/pretixcontrol/organizers/edit.html

@@ -222,6 +222,7 @@
                     <fieldset>
                         <legend>{% trans "Reusable media" %}</legend>
                         {% bootstrap_field sform.reusable_media_active layout="control" %}
+                        {% bootstrap_field sform.reusable_media_usage_enforced layout="control" %}
                         <div data-display-dependency="#{{ sform.reusable_media_active.id_for_label }}">
 
                             <div class="panel panel-default">

src/pretix/control/templates/pretixcontrol/organizers/team_edit.html

@@ -2,6 +2,7 @@
 {% load i18n %}
 {% load bootstrap3 %}
 {% load getitem %}
+{% load icon %}
 {% block inner %}
     {% if team %}
         <h1>{% trans "Team:" %} {{ team.name }}</h1>
@@ -25,6 +26,18 @@
             <legend>{% trans "Organizer permissions" %}</legend>
             {% bootstrap_field form.all_organizer_permissions layout="control" %}
             <div class="team-permission-groups col-md-9 col-md-offset-3" data-display-dependency="#id_all_organizer_permissions" data-inverse>
+                <p class="text-muted">
+                    {% icon "info-circle" %}
+                    {% blocktrans trimmed %}
+                        Even if a team has no access to a certain category of data, they might still be able to see
+                        parts of this data when it is linked to data they can see.
+                    {% endblocktrans %}
+                    {% blocktrans trimmed %}
+                        For example, someone with access to customer accounts will be able to see some information
+                        about gift cards linked to a customer account, even if they generally can't see gift cards
+                        directly.
+                    {% endblocktrans %}
+                </p>
                 {% for f in form.organizer_field_names %}
                     {% bootstrap_field form|getitem:f layout="control" %}
                 {% endfor %}
@@ -37,6 +50,17 @@
             {% bootstrap_field form.limit_events layout="control" %}
             {% bootstrap_field form.all_event_permissions layout="control" %}
             <div class="team-permission-groups col-md-9 col-md-offset-3" data-display-dependency="#id_all_event_permissions" data-inverse>
+                <p class="text-muted">
+                    {% icon "info-circle" %}
+                    {% blocktrans trimmed %}
+                        Even if a team has no access to a certain category of data, they might still be able to see
+                        parts of this data when it is linked to data they can see.
+                    {% endblocktrans %}
+                    {% blocktrans trimmed %}
+                        For example, someone with access to orders will be able to see some information about
+                        vouchers used to create an order, even if they generally can't see vouchers directly.
+                    {% endblocktrans %}
+                </p>
                 {% for f in form.event_field_names %}
                     {% bootstrap_field form|getitem:f layout="control" %}
                 {% endfor %}

src/pretix/control/views/checkin.py

@@ -50,7 +50,7 @@ from i18nfield.strings import LazyI18nString
 
 from pretix.api.views.checkin import _redeem_process
 from pretix.base.media import MEDIA_TYPES
-from pretix.base.models import Checkin, LogEntry, Order, OrderPosition
+from pretix.base.models import Checkin, Item, LogEntry, Order, OrderPosition
 from pretix.base.models.checkin import CheckinList
 from pretix.base.models.orders import PrintLog
 from pretix.base.permissions import AnyPermissionOf
@@ -533,6 +533,8 @@ class CheckInListSimulator(EventPermissionRequiredMixin, FormView):
             checkinlist=self.list,
             result=self.result,
             reason_labels=dict(Checkin.REASONS),
+            media_policies=dict(Item.MEDIA_POLICIES),
+            media_types=dict(MEDIA_TYPES),
         )
 
     def form_valid(self, form):

src/pretix/control/views/event.py

@@ -97,7 +97,9 @@ from pretix.control.permissions import EventPermissionRequiredMixin
 from pretix.control.views.mailsetup import MailSettingsSetupView
 from pretix.control.views.user import RecentAuthenticationRequiredMixin
 from pretix.helpers.database import rolledback_transaction
-from pretix.multidomain.urlreverse import build_absolute_uri, get_event_domain
+from pretix.multidomain.urlreverse import (
+    eventreverse_absolute, get_event_domain,
+)
 from pretix.presale.views.widget import (
     version_default as widget_version_default,
 )
@@ -1148,8 +1150,11 @@ class EventLive(EventPermissionRequiredMixin, TemplateView):
             if request.POST.get("delete") == "yes":
                 try:
                     with transaction.atomic():
-                        for order in request.event.orders.filter(testmode=True):
-                            order.gracefully_delete(user=self.request.user)
+                        Order.gracefully_delete_bulk(
+                            request.event,
+                            request.event.orders.filter(testmode=True),
+                            user=self.request.user
+                        )
                 except ProtectedError:
                     messages.error(self.request, _('An order could not be deleted as some constraints (e.g. data '
                                                    'created by plug-ins) do not allow it.'))
@@ -1734,7 +1739,7 @@ class EventQRCode(EventPermissionRequiredMixin, View):
     permission = None
 
     def get(self, request, *args, filetype, **kwargs):
-        url = build_absolute_uri(request.event, 'presale:event.index')
+        url = eventreverse_absolute(request.event, 'presale:event.index')
 
         if "url" in request.GET:
             if url_has_allowed_host_and_scheme(request.GET["url"], allowed_hosts=[urlparse(url).netloc]):

src/pretix/control/views/orders.py

@@ -139,6 +139,7 @@ from pretix.helpers import OF_SELF
 from pretix.helpers.compat import CompatDeleteView
 from pretix.helpers.format import SafeFormatter, format_map
 from pretix.helpers.hierarkey import clean_filename
+from pretix.helpers.iter import chunked_iterable
 from pretix.helpers.json import CustomJSONEncoder
 from pretix.helpers.safedownload import check_token
 from pretix.presale.signals import question_form_fields
@@ -240,7 +241,7 @@ class BaseOrderBulkActionView(OrderSearchMixin, EventPermissionRequiredMixin, As
         raise NotImplementedError()
 
     def execute_bulk(self, queryset: QuerySet, form: forms.Form):
-        qs = self.allowed_for(self.allowed_for(self.get_queryset()))
+        qs = self.allowed_for(self.get_queryset())
         total = qs.count()
         orders_with_successful_action = 0
         for i, o in enumerate(qs):
@@ -394,8 +395,21 @@ class OrderDeleteBulkActionView(BaseOrderBulkActionView):
             testmode=True,
         )
 
-    def execute_single(self, instance, form: forms.Form):
-        instance.gracefully_delete(user=self.request.user)
+    def execute_bulk(self, queryset: QuerySet, form: forms.Form):
+        qs = self.allowed_for(self.get_queryset())
+        total = qs.count()
+        all_ids = list(qs.values_list("id", flat=True))
+
+        orders_with_successful_action = 0
+        for chunk in chunked_iterable(all_ids, 1000):
+            Order.gracefully_delete_bulk(
+                self.request.event,
+                qs.filter(id__in=chunk),
+                user=self.request.user,
+            )
+            orders_with_successful_action += len(chunk)
+            self.async_set_progress(orders_with_successful_action / total * 100)
+        return orders_with_successful_action, total
 
 
 class OrderList(OrderSearchMixin, EventPermissionRequiredMixin, PaginationMixin, ListView):

src/pretix/control/views/organizer.py

@@ -139,8 +139,8 @@ from pretix.helpers import OF_SELF, GroupConcat
 from pretix.helpers.compat import CompatDeleteView
 from pretix.helpers.dicts import merge_dicts
 from pretix.helpers.format import SafeFormatter, format_map
-from pretix.helpers.urls import build_absolute_uri as build_global_uri
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.helpers.urls import mainreverse_absolute
+from pretix.multidomain.urlreverse import eventreverse_absolute
 from pretix.presale.forms.customer import TokenGenerator
 
 logger = logging.getLogger(__name__)
@@ -1039,7 +1039,7 @@ class TeamMemberView(OrganizerDetailViewMixin, OrganizerPermissionRequiredMixin,
                 'user': self,
                 'organizer': self.request.organizer.name,
                 'team': instance.team.name,
-                'url': build_global_uri('control:auth.invite', kwargs={
+                'url': mainreverse_absolute('control:auth.invite', kwargs={
                     'token': instance.token
                 })
             },
@@ -2851,10 +2851,12 @@ class SSOProviderUpdateView(OrganizerDetailViewMixin, OrganizerPermissionRequire
 
     def get_context_data(self, **kwargs):
         ctx = super().get_context_data(**kwargs)
-        ctx['redirect_uri'] = build_absolute_uri(self.request.organizer, 'presale:organizer.customer.login.return',
-                                                 kwargs={
-                                                     'provider': self.object.pk
-                                                 })
+        ctx['redirect_uri'] = eventreverse_absolute(
+            self.request.organizer, 'presale:organizer.customer.login.return',
+            kwargs={
+                'provider': self.object.pk
+            }
+        )
         return ctx
 
     def get_form_kwargs(self):
@@ -3085,7 +3087,7 @@ class CustomerDetailView(OrganizerDetailViewMixin, OrganizerPermissionRequiredMi
             self.customer.log_action('pretix.customer.password.resetrequested', {}, user=self.request.user)
             ctx = self.customer.get_email_context()
             token = TokenGenerator().make_token(self.customer)
-            ctx['url'] = build_absolute_uri(
+            ctx['url'] = eventreverse_absolute(
                 self.request.organizer,
                 'presale:organizer.customer.recoverpw'
             ) + '?id=' + self.customer.identifier + '&token=' + token

src/pretix/control/views/typeahead.py

@@ -200,7 +200,7 @@ def giftcard_select2(request, **kwargs):
     except ValueError:
         page = 1
 
-    if request.user.has_organizer_permission(request.organizer, 'organizer.giftcards:write', request):
+    if request.user.has_organizer_permission(request.organizer, 'organizer.giftcards:read', request):
         qs = request.organizer.issued_gift_cards.filter(
             Q(secret__icontains=query)
         ).order_by('secret')

src/pretix/control/views/vouchers.py

@@ -77,7 +77,7 @@ from pretix.control.views import PaginationMixin
 from pretix.helpers.compat import CompatDeleteView
 from pretix.helpers.format import SafeFormatter, format_map
 from pretix.helpers.models import modelcopy
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 
 
 class VoucherList(PaginationMixin, EventPermissionRequiredMixin, ListView):
@@ -338,7 +338,7 @@ class VoucherUpdate(EventPermissionRequiredMixin, UpdateView):
         }
         if self.object.subevent_id:
             url_params['subevent'] = self.object.subevent_id
-        ctx['url'] = build_absolute_uri(self.request.event, "presale:event.redeem") + "?" + urlencode(url_params)
+        ctx['url'] = eventreverse_absolute(self.request.event, "presale:event.redeem") + "?" + urlencode(url_params)
         return ctx
 
 

src/pretix/helpers/security.py

@@ -35,7 +35,7 @@ from geoip2.errors import AddressNotFoundError
 from pretix.base.i18n import language
 from pretix.base.services.mail import mail
 from pretix.helpers.http import get_client_ip
-from pretix.helpers.urls import build_absolute_uri
+from pretix.helpers.urls import mainreverse_absolute
 
 logger = logging.getLogger(__name__)
 
@@ -175,7 +175,7 @@ def handle_login_source(user, request):
                         'source': src,
                         'country': Country(str(country)).name if country else _('Unknown country'),
                         'instance': settings.PRETIX_INSTANCE_NAME,
-                        'url': build_absolute_uri('control:user.settings')
+                        'url': mainreverse_absolute('control:user.settings')
                     },
                     event=None,
                     user=user,

src/pretix/helpers/urls.py

@@ -19,6 +19,7 @@
 # You should have received a copy of the GNU Affero General Public License along with this program.  If not, see
 # <https://www.gnu.org/licenses/>.
 #
+import warnings
 from urllib.parse import urljoin
 
 from django.conf import settings
@@ -26,6 +27,15 @@ from django.urls import reverse
 
 
 def build_absolute_uri(urlname, args=None, kwargs=None):
+    warnings.warn(
+        'Usage of build_absolute_uri is confusing since there are many functions with that name. '
+        'Replace this usage with ',
+        DeprecationWarning
+    )
+    return mainreverse_absolute(urlname, args, kwargs)
+
+
+def mainreverse_absolute(urlname, args=None, kwargs=None):
     from pretix.multidomain import maindomain_urlconf
 
     return urljoin(settings.SITE_URL, reverse(urlname, args=args, kwargs=kwargs, urlconf=maindomain_urlconf))

src/pretix/locale/da/LC_MESSAGES/django.po

@@ -4,16 +4,16 @@ msgstr ""
 "Project-Id-Version: 1\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-05-27 15:47+0000\n"
-"PO-Revision-Date: 2026-05-22 07:03+0000\n"
+"PO-Revision-Date: 2026-06-20 17:00+0000\n"
 "Last-Translator: Nikolai <nikolai@lengefeldt.de>\n"
-"Language-Team: Danish <https://translate.pretix.eu/projects/pretix/pretix/da/"
-">\n"
+"Language-Team: Danish <https://translate.pretix.eu/projects/pretix/pretix/"
+"da/>\n"
 "Language: da\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
-"X-Generator: Weblate 2026.5\n"
+"X-Generator: Weblate 2026.6.1\n"
 
 #: htmlcov/d_daa1541d0cbf5e2b_dashboards_py.html:670
 #: pretix/control/templates/pretixcontrol/events/index.html:166
@@ -612,16 +612,17 @@ msgstr ""
 "underordnede objekter som f.eks. varianter eller pakker."
 
 #: pretix/api/webhooks.py:413
-#, fuzzy
-#| msgid "Quota handling"
 msgid "Quota changed"
-msgstr "Håndtering af kvoter"
+msgstr "Kvoten er ændret"
 
 #: pretix/api/webhooks.py:414
 msgid ""
 "This includes related events like creation, deletion, opening or closing of "
 "quotas. No webhook is sent for changes to the resulting availability."
 msgstr ""
+"Dette omfatter relaterede hændelser såsom oprettelse, sletning, åbning eller "
+"lukning af kvoter. Der sendes ingen webhook ved ændringer i den deraf "
+"følgende tilgængelighed."
 
 #: pretix/api/webhooks.py:419
 msgid "Shop taken live"
@@ -3394,12 +3395,12 @@ msgstr "Indtast venligst et kortere navn."
 msgid ""
 "The field \"%(label)s\" may not contain special characters such as "
 "\"%(chars)s\"."
-msgstr ""
+msgstr "Feltet \"%(label)s\" må ikke indeholde specialtegn såsom \"%(chars)s\"."
 
 #: pretix/base/forms/questions.py:305
 #, python-format
 msgid "The field \"%(label)s\" may not contain an URL (%(url)s)."
-msgstr ""
+msgstr "Feltet \"%(label)s\" må ikke indeholde en URL (%(url)s)."
 
 #: pretix/base/forms/questions.py:338
 msgctxt "phonenumber"
@@ -8290,19 +8291,14 @@ msgid "Program times"
 msgstr "Programtider"
 
 #: pretix/base/pdf.py:503
-#, fuzzy
-#| msgid ""
-#| "2017-05-31 10:00 – 12:00\n"
-#| "2017-05-31 14:00 – 16:00\n"
-#| "2017-05-31 14:00 – 2017-06-01 14:00"
 msgid ""
 "2017-05-31 10:00 – 12:00, Room 1\n"
 "2017-05-31 14:00 – 16:00, Room 2\n"
 "2017-05-31 14:00 – 2017-06-01 14:00, Building A"
 msgstr ""
-"31. maj 2017 kl. 10.00 – 12.00\n"
-"31. maj 2017 kl. 14.00 – 16.00\n"
-"31. maj 2017 kl. 14.00 – 1. juni 2017 kl. 14.00"
+"31. maj 2017 kl. 10.00 – 12.00, lokale 1\n"
+"31. maj 2017 kl. 14.00 – 16.00, lokale 2\n"
+"31. maj 2017 kl. 14.00 – 1. juni 2017 kl. 14.00, bygning A"
 
 #: pretix/base/pdf.py:507
 msgid "Reusable Medium ID"
@@ -8827,13 +8823,7 @@ msgid "This voucher code is not known in our database."
 msgstr "Denne voucherkode genkendes ikke."
 
 #: pretix/base/services/cart.py:165
-#, fuzzy, python-format
-#| msgid ""
-#| "The voucher code \"%(voucher)s\" can only be used if you select at least "
-#| "%(number)s matching products."
-#| msgid_plural ""
-#| "The voucher code \"%(voucher)s\" can only be used if you select at least "
-#| "%(number)s matching products."
+#, python-format
 msgid ""
 "The voucher code \"%(voucher)s\" can only be used if you select at least "
 "%(number)s matching product."
@@ -8841,22 +8831,14 @@ msgid_plural ""
 "The voucher code \"%(voucher)s\" can only be used if you select at least "
 "%(number)s matching products."
 msgstr[0] ""
-"Voucherkoden \"%(voucher)s\" kan kun blive brugt, hvis du vælger mindst "
-"%(number)s passende produkter."
+"Voucherkoden \"%(voucher)s\" kan kun blive brugt, hvis du vælger mindst %"
+"(number)s passende produkter."
 msgstr[1] ""
-"Voucherkoden \"%(voucher)s\" kan kun blive brugt, hvis du vælger mindst "
-"%(number)s passende produkter."
+"Voucherkoderne \"%(voucher)s\" kan kun blive brugt, hvis du vælger mindst %"
+"(number)s passende produkter."
 
 #: pretix/base/services/cart.py:170
-#, fuzzy, python-format
-#| msgid ""
-#| "The voucher code \"%(voucher)s\" can only be used if you select at least "
-#| "%(number)s matching products. We have therefore removed some positions "
-#| "from your cart that can no longer be purchased like this."
-#| msgid_plural ""
-#| "The voucher code \"%(voucher)s\" can only be used if you select at least "
-#| "%(number)s matching products. We have therefore removed some positions "
-#| "from your cart that can no longer be purchased like this."
+#, python-format
 msgid ""
 "The voucher code \"%(voucher)s\" can only be used if you select at least "
 "%(number)s matching product. We have therefore removed some positions from "
@@ -8866,12 +8848,12 @@ msgid_plural ""
 "%(number)s matching products. We have therefore removed some positions from "
 "your cart that can no longer be purchased like this."
 msgstr[0] ""
-"Voucherkoden \"%(voucher)s\" kan kun blive brugt, hvis du vælger mindst "
-"%(number)s passende produkter. Vi har derfor fjernet nogle poster fra din "
+"Voucherkoden \"%(voucher)s\" kan kun blive brugt, hvis du vælger mindst %"
+"(number)s passende produkter. Vi har derfor fjernet nogle poster fra din "
 "indkøbskurv, som ikke længere kan blive købt på denne måde."
 msgstr[1] ""
-"Voucherkoden \"%(voucher)s\" kan kun blive brugt, hvis du vælger mindst "
-"%(number)s passende produkter. Vi har derfor fjernet nogle poster fra din "
+"Voucherkoderne \"%(voucher)s\" kan kun blive brugt, hvis du vælger mindst %"
+"(number)s passende produkter. Vi har derfor fjernet nogle poster fra din "
 "indkøbskurv, som ikke længere kan blive købt på denne måde."
 
 #: pretix/base/services/cart.py:176
@@ -14105,6 +14087,8 @@ msgid ""
 "You entered an URL, which is not allowed. Please remove %(match)s from your "
 "input."
 msgstr ""
+"Du har indtastet en URL, som ikke er tilladt. Fjern venligst %(match)s fra "
+"din indtastning."
 
 #: pretix/base/views/errors.py:48
 msgid ""
@@ -16027,14 +16011,8 @@ msgid "inactive"
 msgstr "inaktiv"
 
 #: pretix/control/forms/item.py:1414
-#, fuzzy
-#| msgid ""
-#| "Sample Conference Center\n"
-#| "Heidelberg, Germany"
 msgid "Sample Conference Center, Heidelberg, Germany"
-msgstr ""
-"Eksempelkonferencecenter\n"
-"Andeby, Danmark"
+msgstr "Eksempelkonferencecenter, Århus, Danmark"
 
 #: pretix/control/forms/mailsetup.py:42
 msgid "Hostname"
@@ -17819,12 +17797,11 @@ msgstr ""
 "afvist."
 
 #: pretix/control/logdisplay.py:571
-#, fuzzy
 msgid ""
 "An email has been sent to notify the user that the order has been approved."
 msgstr ""
-"En e-mail er blevet sendt for at fortælle brugeren at bestillingen er "
-"modtaget."
+"Der er sendt en e-mail for at informere brugeren om, at ordren er blevet "
+"godkendt."
 
 #: pretix/control/logdisplay.py:574
 msgid ""
@@ -17835,13 +17812,12 @@ msgstr ""
 "modtaget og kræver betaling."
 
 #: pretix/control/logdisplay.py:575
-#, fuzzy
 msgid ""
 "An email has been sent to notify the user that the order has been received "
 "and requires approval."
 msgstr ""
-"En e-mail er blevet sendt for at fortælle brugeren at bestillingen er "
-"modtaget og kræver betaling."
+"Der er sendt en e-mail for at informere brugeren om, at ordren er modtaget "
+"og skal godkendes."
 
 #: pretix/control/logdisplay.py:578
 msgid ""
@@ -17851,21 +17827,22 @@ msgstr ""
 "bestillingsdetaljer."
 
 #: pretix/control/logdisplay.py:579
-#, fuzzy
 msgid "An email has been sent to notify the user that the payment failed."
 msgstr ""
-"En e-mail er blevet sendt for at fortælle brugeren at betaling er modtaget."
+"Der er sendt en e-mail for at informere brugeren om, at betalingen "
+"mislykkedes."
 
 #: pretix/control/logdisplay.py:586
 msgid "The voucher has been created."
 msgstr "Voucheren er blevet oprettet."
 
 #: pretix/control/logdisplay.py:589
-#, fuzzy
 msgid ""
 "The voucher has been set to expire because the recipient removed themselves "
 "from the waiting list."
-msgstr "En rabatkode er blevet sendt til en person på ventelisten."
+msgstr ""
+"Kuponen er sat til at udløbe, fordi modtageren har fjernet sig selv fra "
+"ventelisten."
 
 #: pretix/control/logdisplay.py:590
 msgid "The voucher has been changed."
@@ -17876,16 +17853,13 @@ msgid "The voucher has been deleted."
 msgstr "Voucheren er blevet slettet."
 
 #: pretix/control/logdisplay.py:592
-#, fuzzy
-#| msgid "The selected voucher has been deleted."
 msgid "Cart positions including the voucher have been deleted."
-msgstr "Den valgte rabatkode er blevet slettet."
+msgstr "Indkøbskurvens varer, herunder gavekortet, er blevet slettet."
 
 #: pretix/control/logdisplay.py:593
-#, fuzzy, python-brace-format
-#| msgid "A voucher has been sent to a person on the waiting list."
+#, python-brace-format
 msgid "The voucher has been assigned to {email} through the waiting list."
-msgstr "En rabatkode er blevet sendt til en person på ventelisten."
+msgstr "Kuponen er blevet tildelt {email} via ventelisten."
 
 #: pretix/control/logdisplay.py:602
 #, python-brace-format
@@ -17905,9 +17879,8 @@ msgid "The category has been changed."
 msgstr "Kategorien er blevet ændret."
 
 #: pretix/control/logdisplay.py:620
-#, fuzzy
 msgid "The category has been reordered."
-msgstr "Kategorien er blevet slettet."
+msgstr "Kategorien er blevet omorganiseret."
 
 #: pretix/control/logdisplay.py:627
 msgid "The tax rule has been added."
@@ -17937,14 +17910,14 @@ msgid "{user} has been invited to the team."
 msgstr "{user} er blevet inviteret med i gruppen."
 
 #: pretix/control/logdisplay.py:644
-#, fuzzy, python-brace-format
+#, python-brace-format
 msgid "Invite for {user} has been deleted."
-msgstr "Invitationen til {user} er blevet trukket tilbage."
+msgstr "Invitationen til {user} er blevet slettet."
 
 #: pretix/control/logdisplay.py:645
-#, fuzzy, python-brace-format
+#, python-brace-format
 msgid "Invite for {user} has been resent."
-msgstr "Invitationen til {user} er blevet trukket tilbage."
+msgstr "Invitationen til {user} er blevet sendt igen."
 
 #: pretix/control/logdisplay.py:656
 #, python-brace-format
@@ -17962,294 +17935,245 @@ msgstr "Din e-mailadresse er blevet ændret til {email}."
 
 #: pretix/control/logdisplay.py:673
 msgid "Your account has been enabled."
-msgstr ""
+msgstr "Din konto er nu aktiveret."
 
 #: pretix/control/logdisplay.py:675
 msgid "Your account has been disabled."
-msgstr ""
+msgstr "Din konto er blevet deaktiveret."
 
 #: pretix/control/logdisplay.py:680 pretix/presale/views/customer.py:642
-#, fuzzy, python-brace-format
-#| msgid ""
-#| "The email address has been changed from \"{old_email}\" to \"{new_email}"
-#| "\"."
+#, python-brace-format
 msgid "Your email address has been changed from {old_email} to {email}."
-msgstr ""
-"E-mailadressen er blevet ændret fra \"{old_email}\" til \"{new_email}\"."
+msgstr "Din e-mailadresse er blevet ændret fra {old_email} til {email}."
 
 #: pretix/control/logdisplay.py:681
-#, fuzzy, python-brace-format
+#, python-brace-format
 msgid "Your email address {email} has been confirmed."
-msgstr "Din kurv er blevet opdateret."
+msgstr "Din e-mailadresse {email} er blevet bekræftet."
 
 #: pretix/control/logdisplay.py:693
 #, python-brace-format
 msgid "You impersonated {}."
-msgstr ""
+msgstr "Du udgav dig for at være {}."
 
 #: pretix/control/logdisplay.py:694
 #, python-brace-format
 msgid "You stopped impersonating {}."
-msgstr ""
+msgstr "Du er holdt op med at udgive dig for at være {}."
 
 #: pretix/control/logdisplay.py:701
 msgid "This object has been created by cloning."
 msgstr "Dette objekt er blevet oprettet ved kloning"
 
 #: pretix/control/logdisplay.py:702
-#, fuzzy
 msgid "The organizer has been changed."
-msgstr "Bestillingen er blevet ændret."
+msgstr "Arrangøren er blevet ændret."
 
 #: pretix/control/logdisplay.py:703
-#, fuzzy
 msgid "The organizer settings have been changed."
-msgstr "Gruppeindstillingerne er blevet ændret."
+msgstr "Indstillingerne for arrangøren er blevet ændret."
 
 #: pretix/control/logdisplay.py:704 pretix/control/logdisplay.py:849
-#, fuzzy
 msgid "The footer links have been changed."
-msgstr "Bestillingsdetaljerne er blevet ændret."
+msgstr "Linkene i sidefoden er blevet ændret."
 
 #: pretix/control/logdisplay.py:705 pretix/control/logdisplay.py:754
-#, fuzzy
 msgid "A scheduled export has been added."
-msgstr "Kvoten er blevet tilføjet."
+msgstr "Der er tilføjet en planlagt eksport."
 
 #: pretix/control/logdisplay.py:706 pretix/control/logdisplay.py:755
-#, fuzzy
 msgid "A scheduled export has been changed."
-msgstr "Produktet er blevet ændret."
+msgstr "En planlagt eksport er blevet ændret."
 
 #: pretix/control/logdisplay.py:707 pretix/control/logdisplay.py:756
-#, fuzzy
 msgid "A scheduled export has been deleted."
-msgstr "Det valgte produkt er blevet slettet."
+msgstr "En planlagt eksport er blevet slettet."
 
 #: pretix/control/logdisplay.py:708 pretix/control/logdisplay.py:757
-#, fuzzy
 msgid "A scheduled export has been executed."
-msgstr "Det valgte produkt er blevet slettet."
+msgstr "En planlagt eksport er blevet udført."
 
 #: pretix/control/logdisplay.py:709 pretix/control/logdisplay.py:758
 #, python-brace-format
 msgid "A scheduled export has failed: {reason}."
-msgstr ""
+msgstr "En planlagt eksport er mislykket: {reason}."
 
 #: pretix/control/logdisplay.py:710
-#, fuzzy
-#| msgid "The email has been queued to be sent."
 msgid "Failed emails have been scheduled to be retried."
-msgstr "Denne e-mail er sat i udsendelseskøen."
+msgstr ""
+"Der er planlagt et nyt forsøg på at sende de e-mails, der ikke kunne leveres."
 
 #: pretix/control/logdisplay.py:711
-#, fuzzy
-#| msgid "The order details have been changed."
 msgid "Queued emails have been aborted."
-msgstr "Bestillingsdetaljerne er blevet ændret."
+msgstr "E-mails i køen er blevet afbrudt."
 
 #: pretix/control/logdisplay.py:712
-#, fuzzy
 msgid "Gift card acceptance for another organizer has been added."
-msgstr "Den nye arrangør er blevet oprettet."
+msgstr ""
+"Der er nu tilføjet mulighed for at acceptere gavekort fra en anden arrangør."
 
 #: pretix/control/logdisplay.py:713
-#, fuzzy
 msgid "Gift card acceptance for another organizer has been removed."
-msgstr "Den nye arrangør er blevet oprettet."
+msgstr ""
+"Muligheden for at modtage gavekort fra en anden arrangør er blevet fjernet."
 
 #: pretix/control/logdisplay.py:714
-#, fuzzy
 msgid "A new gift card acceptor has been invited."
-msgstr "Gruppen er blevet oprettet."
+msgstr "Der er blevet inviteret en ny modtager af gavekort."
 
 #: pretix/control/logdisplay.py:715
-#, fuzzy
 msgid "A gift card acceptor has been removed."
-msgstr "Gruppen er blevet oprettet."
+msgstr "En gavekort-modtager er blevet fjernet."
 
 #: pretix/control/logdisplay.py:716
-#, fuzzy
 msgid "A gift card issuer has been removed or declined."
-msgstr "Den valgte kategorien er blevet slettet."
+msgstr "En udsteder af gavekort er blevet fjernet eller afvist."
 
 #: pretix/control/logdisplay.py:717
-#, fuzzy
 msgid "A new gift card issuer has been accepted."
-msgstr "Den valgte kategorien er blevet slettet."
+msgstr "En ny udsteder af gavekort er blevet godkendt."
 
 #: pretix/control/logdisplay.py:718
-#, fuzzy
 msgid "The webhook has been created."
-msgstr "Gruppen er blevet oprettet."
+msgstr "Webhooken er blevet oprettet."
 
 #: pretix/control/logdisplay.py:719
-#, fuzzy
 msgid "The webhook has been changed."
-msgstr "Kategorien er blevet ændret."
+msgstr "Webhooken er blevet ændret."
 
 #: pretix/control/logdisplay.py:720
 msgid "The webhook call retry jobs have been manually expedited."
 msgstr ""
+"Opgaverne vedrørende gentagelse af webhook-kald er blevet fremskyndet "
+"manuelt."
 
 #: pretix/control/logdisplay.py:721
-#, fuzzy
 msgid "The webhook call retry jobs have been dropped."
-msgstr "Gruppen er blevet oprettet."
+msgstr "Opgaverne til gentagelse af webhook-kald er blevet annulleret."
 
 #: pretix/control/logdisplay.py:722
-#, fuzzy
 msgid "The SSO provider has been created."
-msgstr "Bestilling oprettet."
+msgstr "SSO-udbyderen er blevet oprettet."
 
 #: pretix/control/logdisplay.py:723
-#, fuzzy
 msgid "The SSO provider has been changed."
-msgstr "Bestillingen er blevet ændret."
+msgstr "SSO-udbyderen er blevet skiftet."
 
 #: pretix/control/logdisplay.py:724
-#, fuzzy
 msgid "The SSO provider has been deleted."
-msgstr "Bestillingen er blevet tilbagebetalt."
+msgstr "SSO-udbyderen er blevet slettet."
 
 #: pretix/control/logdisplay.py:725
-#, fuzzy
 msgid "The SSO client has been created."
-msgstr "Arrangementsdatoen er blevet oprettet."
+msgstr "SSO-klienten er oprettet."
 
 #: pretix/control/logdisplay.py:726
-#, fuzzy
 msgid "The SSO client has been changed."
-msgstr "Kategorien er blevet ændret."
+msgstr "SSO-klienten er blevet ændret."
 
 #: pretix/control/logdisplay.py:727
-#, fuzzy
 msgid "The SSO client has been deleted."
-msgstr "Produktet er blevet slettet."
+msgstr "SSO-klienten er blevet slettet."
 
 #: pretix/control/logdisplay.py:728 pretix/control/views/organizer.py:2715
-#, fuzzy
 msgid "The membership type has been created."
-msgstr "Arrangementsdatoen er blevet oprettet."
+msgstr "Medlemskabstypen er oprettet."
 
 #: pretix/control/logdisplay.py:729
-#, fuzzy
 msgid "The membership type has been changed."
-msgstr "Arrangementsdatoen er blevet ændret."
+msgstr "Medlemskabstypen er blevet ændret."
 
 #: pretix/control/logdisplay.py:730
-#, fuzzy
 msgid "The membership type has been deleted."
-msgstr "Arrangementsdatoen er blevet slettet."
+msgstr "Medlemskabstypen er blevet slettet."
 
 #: pretix/control/logdisplay.py:731 pretix/control/views/organizer.py:3556
-#, fuzzy
-#| msgctxt "subevent"
-#| msgid "The new date has been created."
 msgid "The sales channel has been created."
-msgstr "Den nye dato er blevet oprettet."
+msgstr "Salgskanalen er oprettet."
 
 #: pretix/control/logdisplay.py:732
-#, fuzzy
 msgid "The sales channel has been changed."
-msgstr "Voucheren er blevet ændret."
+msgstr "Salgskanalen er blevet ændret."
 
 #: pretix/control/logdisplay.py:733
-#, fuzzy
-#| msgid "The selected list has been deleted."
 msgid "The sales channel has been deleted."
-msgstr "Den valgte lister er blevet slettet."
+msgstr "Salgskanalen er blevet slettet."
 
 #: pretix/control/logdisplay.py:734
-#, fuzzy
 msgid "The account has been created."
-msgstr "Gruppen er blevet oprettet."
+msgstr "Kontoen er oprettet."
 
 #: pretix/control/logdisplay.py:735
-#, fuzzy
 msgid "The account has been changed."
-msgstr "Kategorien er blevet ændret."
+msgstr "Kontoen er blevet ændret."
 
 #: pretix/control/logdisplay.py:736
-#, fuzzy
 msgid "A membership for this account has been added."
-msgstr "Den valgte konfiguration er blevet slettet."
+msgstr "Der er tilføjet et medlemskab til denne konto."
 
 #: pretix/control/logdisplay.py:737
-#, fuzzy
 msgid "A membership of this account has been changed."
-msgstr "En svarmulighed er blevet ændret."
+msgstr "Et medlemskab på denne konto er blevet ændret."
 
 #: pretix/control/logdisplay.py:738
-#, fuzzy
 msgid "A membership of this account has been deleted."
-msgstr "Den valgte konfiguration er blevet slettet."
+msgstr "Et medlemskab tilknyttet denne konto er blevet slettet."
 
 #: pretix/control/logdisplay.py:739
-#, fuzzy
 msgid "The account has been disabled and anonymized."
-msgstr "Bestillingen er blevet tilbagebetalt."
+msgstr "Kontoen er blevet deaktiveret og anonymiseret."
 
 #: pretix/control/logdisplay.py:740
-#, fuzzy
 msgid "A new password has been requested."
-msgstr "Adgangskoden er blevet nulstillet."
+msgstr "Der er anmodet om en ny adgangskode."
 
 #: pretix/control/logdisplay.py:741
-#, fuzzy
 msgid "A new password has been set."
-msgstr "Adgangskoden er blevet nulstillet."
+msgstr "Der er blevet oprettet en ny adgangskode."
 
 #: pretix/control/logdisplay.py:743
-#, fuzzy
 msgid "The reusable medium has been created."
-msgstr "Gruppen er blevet oprettet."
+msgstr "Det genanvendelige medie er blevet oprettet."
 
 #: pretix/control/logdisplay.py:744
-#, fuzzy
 msgid "The reusable medium has been created automatically."
-msgstr "Arrangementsdatoen er blevet oprettet."
+msgstr "Det genanvendelige medie er blevet oprettet automatisk."
 
 #: pretix/control/logdisplay.py:745
-#, fuzzy
 msgid "The reusable medium has been changed."
-msgstr "Momsreglen er blevet ændret."
+msgstr "Det genanvendelige medie er blevet udskiftet."
 
 #: pretix/control/logdisplay.py:746
-#, fuzzy
 msgid "The medium has been connected to a new ticket."
-msgstr "Denne e-mail er sat i udsendelseskøen."
+msgstr "Mediet er blevet knyttet til en ny sag."
 
 #: pretix/control/logdisplay.py:747
-#, fuzzy
 msgid "The medium has been connected to a new gift card."
-msgstr "Denne e-mail er sat i udsendelseskøen."
+msgstr "Mediet er blevet knyttet til et nyt gavekort."
 
 #: pretix/control/logdisplay.py:749
 msgid "The event's internal comment has been updated."
 msgstr "Intern kommentar opdateret."
 
 #: pretix/control/logdisplay.py:750
-#, fuzzy
 msgid "The event has been canceled."
-msgstr "Bestillingen er blevet annulleret."
+msgstr "Arrangementet er blevet aflyst."
 
 #: pretix/control/logdisplay.py:751
-#, fuzzy
 msgid "An event has been deleted."
-msgstr "Arrangementsdatoen er blevet slettet."
+msgstr "En begivenhed er blevet slettet."
 
 #: pretix/control/logdisplay.py:752
 msgid "A removal process for personal data has been started."
-msgstr ""
+msgstr "Der er iværksat en sletningsproces for personoplysninger."
 
 #: pretix/control/logdisplay.py:753
 msgid "A removal process for personal data has been completed."
-msgstr ""
+msgstr "En sletning af personoplysninger er blevet gennemført."
 
 #: pretix/control/logdisplay.py:759
 msgid "The user has been created."
-msgstr ""
+msgstr "Brugeren er blevet oprettet."
 
 #: pretix/control/logdisplay.py:760
 #, python-brace-format
@@ -18257,6 +18181,8 @@ msgid ""
 "A first login using {agent_type} on {os_type} from {country} has been "
 "detected."
 msgstr ""
+"Der er registreret en første login med {agent_type} på {os_type} fra "
+"{country}."
 
 #: pretix/control/logdisplay.py:762 pretix/control/views/user.py:474
 #: pretix/control/views/user.py:534 pretix/control/views/user.py:593
@@ -18273,9 +18199,8 @@ msgid "Your two-factor emergency codes have been regenerated."
 msgstr "Dine sikkerhedskoder til tofaktorgodkendelse er blevet genoprettet."
 
 #: pretix/control/logdisplay.py:765
-#, fuzzy
 msgid "A two-factor emergency code has been generated."
-msgstr "Dine sikkerhedskoder til tofaktorgodkendelse er blevet genoprettet."
+msgstr "Der er genereret en tofaktorkode til nødsituationer."
 
 #: pretix/control/logdisplay.py:766
 #, python-brace-format
@@ -18295,20 +18220,19 @@ msgstr ""
 
 #: pretix/control/logdisplay.py:770
 msgid "Notifications have been enabled."
-msgstr ""
+msgstr "Notifikationer er blevet aktiveret."
 
 #: pretix/control/logdisplay.py:771
 msgid "Notifications have been disabled."
-msgstr ""
+msgstr "Notifikationer er blevet deaktiveret."
 
 #: pretix/control/logdisplay.py:772
 msgid "Your notification settings have been changed."
-msgstr ""
+msgstr "Dine notifikationsindstillinger er blevet ændret."
 
 #: pretix/control/logdisplay.py:773
-#, fuzzy
 msgid "This user has been anonymized."
-msgstr "Bestillingen er blevet tilbagebetalt."
+msgstr "Denne bruger er blevet anonymiseret."
 
 #: pretix/control/logdisplay.py:777
 msgid "Password reset mail sent."
@@ -18323,20 +18247,21 @@ msgid ""
 "A repeated password reset has been denied, as the last request was less than "
 "24 hours ago."
 msgstr ""
+"En gentagen anmodning om nulstilling af adgangskode er blevet afvist, da den "
+"seneste anmodning blev fremsat for mindre end 24 timer siden."
 
 #: pretix/control/logdisplay.py:781
-#, fuzzy, python-brace-format
+#, python-brace-format
 msgid "The organizer \"{name}\" has been deleted."
-msgstr "Varianten \"{value}\" er blevet slettet."
+msgstr "Arrangøren \"{name}\" er blevet slettet."
 
 #: pretix/control/logdisplay.py:782 pretix/control/logdisplay.py:1013
 msgid "A voucher has been sent to a person on the waiting list."
 msgstr "En rabatkode er blevet sendt til en person på ventelisten."
 
 #: pretix/control/logdisplay.py:783
-#, fuzzy
 msgid "An entry has been transferred to another waiting list."
-msgstr "En bruger er føjet til gruppen."
+msgstr "En ansøgning er blevet flyttet til en anden venteliste."
 
 #: pretix/control/logdisplay.py:784
 msgid "The team has been created."
@@ -18351,19 +18276,16 @@ msgid "The team has been deleted."
 msgstr "Gruppen er blevet slettet."
 
 #: pretix/control/logdisplay.py:787 pretix/control/views/organizer.py:2381
-#, fuzzy
 msgid "The gate has been created."
-msgstr "Gruppen er blevet oprettet."
+msgstr "Porten er blevet oprettet."
 
 #: pretix/control/logdisplay.py:788
-#, fuzzy
 msgid "The gate has been changed."
-msgstr "Kategorien er blevet ændret."
+msgstr "Porten er blevet ændret."
 
 #: pretix/control/logdisplay.py:789
-#, fuzzy
 msgid "The gate has been deleted."
-msgstr "Gruppen er blevet slettet."
+msgstr "Porten er blevet slettet."
 
 #: pretix/control/logdisplay.py:790
 msgctxt "subevent"
@@ -18371,10 +18293,9 @@ msgid "The event date has been deleted."
 msgstr "Arrangementsdatoen er blevet slettet."
 
 #: pretix/control/logdisplay.py:791
-#, fuzzy
 msgctxt "subevent"
 msgid "The event date has been canceled."
-msgstr "Arrangementsdatoen er blevet ændret."
+msgstr "Begivenhedsdatoen er blevet aflyst."
 
 #: pretix/control/logdisplay.py:792
 msgctxt "subevent"
@@ -18402,58 +18323,50 @@ msgid "A quota has been removed from the event date."
 msgstr "En kvote er blevet fjernet fra arrangementsdatoen."
 
 #: pretix/control/logdisplay.py:797
-#, fuzzy
 msgid "The device has been created."
-msgstr "Arrangementsdatoen er blevet oprettet."
+msgstr "Enheden er blevet oprettet."
 
 #: pretix/control/logdisplay.py:798
-#, fuzzy
 msgid "The device has been changed."
-msgstr "Voucheren er blevet ændret."
+msgstr "Enheden er blevet udskiftet."
 
 #: pretix/control/logdisplay.py:799
-#, fuzzy
 msgid "Access of the device has been revoked."
-msgstr "Enheden er blevet fjernet."
+msgstr "Adgangen til enheden er blevet tilbagekaldt."
 
 #: pretix/control/logdisplay.py:800
-#, fuzzy
 msgid "The device has been initialized."
-msgstr "Enheden er blevet fjernet."
+msgstr "Enheden er blevet initialiseret."
 
 #: pretix/control/logdisplay.py:801
-#, fuzzy
 msgid "The access token of the device has been regenerated."
-msgstr "Fakturaen er blevet genereret igen."
+msgstr "Enhedens adgangstoken er blevet genereret på ny."
 
 #: pretix/control/logdisplay.py:802
 msgid "The device has notified the server of an hardware or software update."
 msgstr ""
+"Enheden har meddelt serveren, at der er en hardware- eller "
+"softwareopdatering."
 
 #: pretix/control/logdisplay.py:803
-#, fuzzy
 msgid "The gift card has been created."
-msgstr "Gruppen er blevet oprettet."
+msgstr "Gavekortet er oprettet."
 
 #: pretix/control/logdisplay.py:804 pretix/control/views/organizer.py:1943
-#, fuzzy
 msgid "The gift card has been changed."
-msgstr "Gruppen er blevet oprettet."
+msgstr "Gavekortet er blevet ændret."
 
 #: pretix/control/logdisplay.py:805
-#, fuzzy
 msgid "A manual transaction has been performed."
-msgstr "Spørgsmålet er blevet tilføjet."
+msgstr "Der er udført en manuel overførsel."
 
 #: pretix/control/logdisplay.py:806
-#, fuzzy
 msgid "A payment has been performed."
-msgstr "Betalingsbetingelser er blevet ændret."
+msgstr "Der er blevet foretaget en betaling."
 
 #: pretix/control/logdisplay.py:807
-#, fuzzy
 msgid "A refund has been performed. "
-msgstr "Bestilling oprettet."
+msgstr "Der er blevet foretaget en tilbagebetaling. "
 
 #: pretix/control/logdisplay.py:808
 #, python-brace-format
@@ -18466,44 +18379,34 @@ msgid "The token \"{name}\" has been revoked."
 msgstr "Token \"{name}\" slettet."
 
 #: pretix/control/logdisplay.py:810
-#, fuzzy
-#| msgid "The check-in list has been deleted."
 msgid "The check-in and print log state has been reset."
-msgstr "Tjek-ind-listen er blevet slettet."
+msgstr "Status for indtjeknings- og udskriftsloggen er blevet nulstillet."
 
 #: pretix/control/logdisplay.py:817 pretix/control/logdisplay.py:876
-#, fuzzy
-#| msgid "A plugin has been enabled."
 msgid "The plugin has been enabled."
-msgstr "En plugin er blevet aktiveret."
+msgstr "Plugin'et er blevet aktiveret."
 
 #: pretix/control/logdisplay.py:818 pretix/control/logdisplay.py:877
 #: pretix/control/views/event.py:497 pretix/control/views/organizer.py:757
-#, fuzzy
-#| msgid "A plugin has been disabled."
 msgid "The plugin has been disabled."
-msgstr "En plugin er blevet deaktiveret."
+msgstr "Plugin'et er blevet deaktiveret."
 
 #: pretix/control/logdisplay.py:821 pretix/control/logdisplay.py:880
-#, fuzzy, python-brace-format
-#| msgid "Question {val}"
+#, python-brace-format
 msgid "Plugin {val}"
-msgstr "Spørgsmål {val}"
+msgstr "Plugin {val}"
 
 #: pretix/control/logdisplay.py:836
-#, fuzzy
 msgid "A meta property has been added to this event."
-msgstr "En bruger er føjet til gruppen."
+msgstr "Der er tilføjet en metaegenskab til denne begivenhed."
 
 #: pretix/control/logdisplay.py:837
-#, fuzzy
 msgid "A meta property has been removed from this event."
-msgstr "En bruger er blevet fjernet fra gruppen."
+msgstr "En metaegenskab er blevet fjernet fra denne begivenhed."
 
 #: pretix/control/logdisplay.py:838
-#, fuzzy
 msgid "A meta property has been changed on this event."
-msgstr "En kvote er blevet ændret på arrangementsdatoen."
+msgstr "En metaegenskab er blevet ændret i forbindelse med denne begivenhed."
 
 #: pretix/control/logdisplay.py:839
 msgid "The event settings have been changed."
@@ -18515,31 +18418,27 @@ msgstr "Indstillingerne for download af billet er blevet ændret."
 
 #: pretix/control/logdisplay.py:843
 msgid "The shop has been taken live."
-msgstr ""
+msgstr "Butikken er nu gået live."
 
 #: pretix/control/logdisplay.py:844
 msgid "The shop has been taken offline."
-msgstr ""
+msgstr "Butikken er blevet taget offline."
 
 #: pretix/control/logdisplay.py:845
-#, fuzzy
 msgid "The shop has been taken into test mode."
-msgstr "Bestillingen er blevet tilbagebetalt."
+msgstr "Butikken er nu sat i testtilstand."
 
 #: pretix/control/logdisplay.py:846
-#, fuzzy
 msgid "The test mode has been disabled."
-msgstr "Den valgte dato er blevet slettet."
+msgstr "Testtilstanden er blevet deaktiveret."
 
 #: pretix/control/logdisplay.py:847
-#, fuzzy
 msgid "The event has been created."
-msgstr "Arrangementsdatoen er blevet oprettet."
+msgstr "Begivenheden er blevet oprettet."
 
 #: pretix/control/logdisplay.py:848
-#, fuzzy
 msgid "The event details have been changed."
-msgstr "Indstillingerne for arrangementet er blevet ændret."
+msgstr "Begivenhedens oplysninger er blevet ændret."
 
 #: pretix/control/logdisplay.py:850
 msgid "An answer option has been added to the question."
@@ -18582,10 +18481,9 @@ msgid "The check-in list has been changed."
 msgstr "Tjek-ind-listen er blevet ændret."
 
 #: pretix/control/logdisplay.py:869
-#, fuzzy, python-brace-format
-#| msgid "Check-in list"
+#, python-brace-format
 msgid "Check-in list {val}"
-msgstr "Tjek-ind-liste"
+msgstr "Tjek-ind-liste {val}"
 
 #: pretix/control/logdisplay.py:896
 msgid "The product has been created."
@@ -18596,9 +18494,8 @@ msgid "The product has been changed."
 msgstr "Produktet er blevet ændret."
 
 #: pretix/control/logdisplay.py:898
-#, fuzzy
 msgid "The product has been reordered."
-msgstr "Produktet er blevet oprettet."
+msgstr "Produktet er blevet genbestilt."
 
 #: pretix/control/logdisplay.py:899
 msgid "The product has been deleted."
@@ -18617,37 +18514,28 @@ msgid "An add-on has been changed on this product."
 msgstr "En tilføjelse er blevet ændret på dette produkt."
 
 #: pretix/control/logdisplay.py:903
-#, fuzzy
 msgid "A bundled item has been added to this product."
-msgstr "En tilføjelse er blevet føjet til dette produkt."
+msgstr "Der er blevet tilføjet en medfølgende vare til dette produkt."
 
 #: pretix/control/logdisplay.py:904
-#, fuzzy
 msgid "A bundled item has been removed from this product."
-msgstr "En tilføjelse er blevet fjernet fra dette produkt."
+msgstr "En medfølgende vare er blevet fjernet fra dette produkt."
 
 #: pretix/control/logdisplay.py:905
-#, fuzzy
 msgid "A bundled item has been changed on this product."
-msgstr "En tilføjelse er blevet ændret på dette produkt."
+msgstr "En medfølgende vare er blevet ændret for dette produkt."
 
 #: pretix/control/logdisplay.py:906
-#, fuzzy
-#| msgid "An add-on has been added to this product."
 msgid "A program time has been added to this product."
-msgstr "En tilføjelse er blevet føjet til dette produkt."
+msgstr "Der er blevet tilføjet en programtid til dette produkt."
 
 #: pretix/control/logdisplay.py:907
-#, fuzzy
-#| msgid "An add-on has been changed on this product."
 msgid "A program time has been changed on this product."
-msgstr "En tilføjelse er blevet ændret på dette produkt."
+msgstr "En programtid for dette produkt er blevet ændret."
 
 #: pretix/control/logdisplay.py:908
-#, fuzzy
-#| msgid "An add-on has been removed from this product."
 msgid "A program time has been removed from this product."
-msgstr "En tilføjelse er blevet fjernet fra dette produkt."
+msgstr "En programtid er blevet fjernet fra dette produkt."
 
 #: pretix/control/logdisplay.py:915
 #, python-brace-format
@@ -18665,9 +18553,9 @@ msgid "The variation \"{value}\" has been changed."
 msgstr "Varianten \"{value}\" er blevet ændret."
 
 #: pretix/control/logdisplay.py:934
-#, fuzzy, python-brace-format
+#, python-brace-format
 msgid "Payment {local_id} has been confirmed."
-msgstr "Betalingsmetoden er blevet ændret."
+msgstr "Betalingen {local_id} er blevet bekræftet."
 
 #: pretix/control/logdisplay.py:935
 #, fuzzy, python-brace-format

src/pretix/locale/de/LC_MESSAGES/django.po

@@ -5,16 +5,16 @@ msgstr ""
 "Project-Id-Version: 1\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-05-27 15:47+0000\n"
-"PO-Revision-Date: 2026-05-27 15:20+0000\n"
-"Last-Translator: Raphael Michel <michel@rami.io>\n"
-"Language-Team: German <https://translate.pretix.eu/projects/pretix/pretix/de/"
-">\n"
+"PO-Revision-Date: 2026-06-09 20:00+0000\n"
+"Last-Translator: Mira <weller@rami.io>\n"
+"Language-Team: German <https://translate.pretix.eu/projects/pretix/pretix/"
+"de/>\n"
 "Language: de\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
-"X-Generator: Weblate 2026.5\n"
+"X-Generator: Weblate 2026.6.1\n"
 "X-Poedit-Bookmarks: -1,-1,904,-1,-1,-1,-1,-1,-1,-1\n"
 
 #: htmlcov/d_daa1541d0cbf5e2b_dashboards_py.html:670
@@ -11353,7 +11353,7 @@ msgid ""
 msgstr ""
 "Wenn diese Option deaktiviert ist, werden Tickets nur für Produkte "
 "aktiviert, bei denen die Option \"Berechtigt zum Eintritt\" gesetzt ist. Sie "
-"können die Ticketgenerierung auch in den Einstellungen von jedes Produktes "
+"können die Ticketgenerierung auch in den Einstellungen jedes Produktes "
 "einzeln abschalten."
 
 #: pretix/base/settings.py:1813

src/pretix/locale/de_Informal/LC_MESSAGES/django.po

@@ -8,8 +8,8 @@ msgstr ""
 "Project-Id-Version: 1\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-05-27 15:47+0000\n"
-"PO-Revision-Date: 2026-05-27 15:20+0000\n"
-"Last-Translator: Raphael Michel <michel@rami.io>\n"
+"PO-Revision-Date: 2026-06-09 20:00+0000\n"
+"Last-Translator: Mira <weller@rami.io>\n"
 "Language-Team: German (informal) <https://translate.pretix.eu/projects/"
 "pretix/pretix/de_Informal/>\n"
 "Language: de_Informal\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
-"X-Generator: Weblate 2026.5\n"
+"X-Generator: Weblate 2026.6.1\n"
 
 #: htmlcov/d_daa1541d0cbf5e2b_dashboards_py.html:670
 #: pretix/control/templates/pretixcontrol/events/index.html:166
@@ -11339,8 +11339,8 @@ msgid ""
 "issuing in every product separately."
 msgstr ""
 "Wenn diese Option deaktiviert ist, werden Tickets nur für Produkte "
-"aktiviert, bei denen die Option \"Berechtigt zum Eintritt\" gesetzt ist. Sie "
-"können die Ticketgenerierung auch in den Einstellungen von jedes Produktes "
+"aktiviert, bei denen die Option \"Berechtigt zum Eintritt\" gesetzt ist. Du "
+"kannst die Ticketgenerierung auch in den Einstellungen jedes Produktes "
 "einzeln abschalten."
 
 #: pretix/base/settings.py:1813

src/pretix/locale/fr/LC_MESSAGES/django.po

@@ -4,8 +4,8 @@ msgstr ""
 "Project-Id-Version: 1\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-05-27 15:47+0000\n"
-"PO-Revision-Date: 2026-05-29 17:00+0000\n"
-"Last-Translator: CVZ-es <damien.bremont@casadevelazquez.org>\n"
+"PO-Revision-Date: 2026-06-08 17:00+0000\n"
+"Last-Translator: Sébastien BRUNEAU <s.bruneau@beauvaisis.fr>\n"
 "Language-Team: French <https://translate.pretix.eu/projects/pretix/pretix/"
 "fr/>\n"
 "Language: fr\n"
@@ -13,7 +13,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n > 1;\n"
-"X-Generator: Weblate 2026.5\n"
+"X-Generator: Weblate 2026.6.1\n"
 
 #: htmlcov/d_daa1541d0cbf5e2b_dashboards_py.html:670
 #: pretix/control/templates/pretixcontrol/events/index.html:166
@@ -35123,7 +35123,7 @@ msgstr "Vous devez cocher toutes les cases en bas de la page."
 
 #: pretix/presale/forms/checkout.py:67
 msgid "Email address (repeated)"
-msgstr "Adresse de courriel (répété)"
+msgstr "Adresse de courriel (répétée)"
 
 #: pretix/presale/forms/checkout.py:68
 msgid ""

src/pretix/locale/hu/LC_MESSAGES/djangojs.po

@@ -8,8 +8,8 @@ msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-05-27 14:47+0000\n"
-"PO-Revision-Date: 2026-01-23 15:00+0000\n"
-"Last-Translator: Vajda Tamás <vajda.tamas@szwg.hu>\n"
+"PO-Revision-Date: 2026-06-18 21:00+0000\n"
+"Last-Translator: Szurofka Márton <szurofka.marton@sze.hu>\n"
 "Language-Team: Hungarian <https://translate.pretix.eu/projects/pretix/pretix-"
 "js/hu/>\n"
 "Language: hu\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
-"X-Generator: Weblate 5.15.2\n"
+"X-Generator: Weblate 2026.6.1\n"
 
 #: pretix/plugins/banktransfer/static/pretixplugins/banktransfer/ui.js:56
 #: pretix/plugins/banktransfer/static/pretixplugins/banktransfer/ui.js:62
@@ -31,16 +31,16 @@ msgstr "Megjegyzés:"
 
 #: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:34
 msgid "PayPal"
-msgstr ""
+msgstr "PayPal"
 
 #: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:35
 msgid "Venmo"
-msgstr ""
+msgstr "Venmo"
 
 #: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:36
 #: pretix/static/pretixpresale/js/walletdetection.js:38
 msgid "Apple Pay"
-msgstr ""
+msgstr "Apple Pay"
 
 #: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:37
 msgid "Itaú"
@@ -56,7 +56,7 @@ msgstr ""
 
 #: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:40
 msgid "PayPal Pay Later"
-msgstr ""
+msgstr "PayPal Későbbi Fizetés"
 
 #: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:41
 msgid "iDEAL | Wero"
@@ -148,7 +148,7 @@ msgstr "A fizetés megerősítése…"
 
 #: pretix/plugins/paypal2/static/pretixplugins/paypal2/pretix-paypal.js:254
 msgid "Payment method unavailable"
-msgstr ""
+msgstr "Fizetésimód nem elérhető"
 
 #: pretix/plugins/statistics/static/pretixplugins/statistics/statistics.js:15
 #: pretix/plugins/statistics/static/pretixplugins/statistics/statistics.js:63
@@ -163,12 +163,12 @@ msgstr "Kifizetett megrendelések"
 #: pretix/plugins/statistics/static/pretixplugins/statistics/statistics.js:27
 #: pretix/plugins/statistics/static/pretixplugins/statistics/statistics.js:39
 msgid "Attendees (ordered)"
-msgstr ""
+msgstr "Résztvevők (megrendelve)"
 
 #: pretix/plugins/statistics/static/pretixplugins/statistics/statistics.js:27
 #: pretix/plugins/statistics/static/pretixplugins/statistics/statistics.js:39
 msgid "Attendees (paid)"
-msgstr ""
+msgstr "Résztvevők (fizetve)"
 
 #: pretix/plugins/statistics/static/pretixplugins/statistics/statistics.js:51
 msgid "Total revenue"
@@ -187,18 +187,13 @@ msgid "Contacting your bank …"
 msgstr "Kapcsolatfelvétel a bankjával…"
 
 #: pretix/static/lightbox/js/lightbox.js:96
-#, fuzzy
-#| msgctxt "widget"
-#| msgid "Close"
 msgid "close"
-msgstr "Bezárás"
+msgstr "bezárás"
 
 #: pretix/static/pretixbase/js/addressform.js:108
 #: pretix/static/pretixpresale/js/ui/main.js:529
-#, fuzzy
-#| msgid "Cart expired"
 msgid "required"
-msgstr "A kosár lejárt"
+msgstr "a kosár lejárt"
 
 #: pretix/static/pretixbase/js/asynctask.js:13
 #, fuzzy
@@ -276,6 +271,8 @@ msgstr ""
 #: pretix/static/pretixbase/js/asynctask.js:286
 msgid "If this takes longer than a few minutes, please contact us."
 msgstr ""
+"Amennyiben ez több időt vesz igénybe, mint néhány perc, kérjük jelezze "
+"felénk."
 
 #: pretix/static/pretixbase/js/asynctask.js:341
 msgid "Close message"
@@ -302,26 +299,20 @@ msgid "Group of objects"
 msgstr "tárgy csoport"
 
 #: pretix/static/pretixcontrol/js/ui/editor.js:909
-#, fuzzy
-#| msgid "Text object"
 msgid "Text object (deprecated)"
-msgstr "Szöveg"
+msgstr "Szöveg elem (elavult)"
 
 #: pretix/static/pretixcontrol/js/ui/editor.js:911
-#, fuzzy
-#| msgid "Text object"
 msgid "Text box"
-msgstr "Szöveg"
+msgstr "Szövegdoboz"
 
 #: pretix/static/pretixcontrol/js/ui/editor.js:913
 msgid "Barcode area"
 msgstr "Vonalkód terület"
 
 #: pretix/static/pretixcontrol/js/ui/editor.js:915
-#, fuzzy
-#| msgid "Barcode area"
 msgid "Image area"
-msgstr "Vonalkód terület"
+msgstr "Kép helye"
 
 #: pretix/static/pretixcontrol/js/ui/editor.js:917
 msgid "Powered by pretix"
@@ -361,19 +352,16 @@ msgid "Unknown error."
 msgstr "Ismeretlen hiba."
 
 #: pretix/static/pretixcontrol/js/ui/main.js:310
-#, fuzzy
-#| msgid "Your color has great contrast and is very easy to read!"
 msgid "Your color has great contrast and will provide excellent accessibility."
-msgstr "A választott színek remek kontrasztot adnak, és nagyon könnyű olvasni!"
+msgstr "A választott színek remek kontrasztot adnak, és nagyon könnyű olvasni."
 
 #: pretix/static/pretixcontrol/js/ui/main.js:314
-#, fuzzy
-#| msgid "Your color has decent contrast and is probably good-enough to read!"
 msgid ""
 "Your color has decent contrast and is sufficient for minimum accessibility "
 "requirements."
 msgstr ""
-"A választott színek kontrasztja elégséges, és valószínűleg jól olvasható!"
+"A választott színek kontrasztja elégséges, és elegendő a minimum "
+"követelménynek."
 
 #: pretix/static/pretixcontrol/js/ui/main.js:318
 msgid ""
@@ -384,7 +372,7 @@ msgstr ""
 #: pretix/static/pretixcontrol/js/ui/main.js:446
 #: pretix/static/pretixcontrol/js/ui/main.js:466
 msgid "Search query"
-msgstr ""
+msgstr "Keresési lekérdezés"
 
 #: pretix/static/pretixcontrol/js/ui/main.js:464
 msgid "All"
@@ -404,7 +392,7 @@ msgstr ""
 
 #: pretix/static/pretixcontrol/js/ui/main.js:845
 msgid "Invalid page number."
-msgstr ""
+msgstr "Helytelen oldalszám."
 
 #: pretix/static/pretixcontrol/js/ui/main.js:1003
 msgid "Use a different name internally"
@@ -465,7 +453,7 @@ msgstr "A kosár lejárt"
 #: pretix/static/pretixpresale/js/ui/cart.js:58
 #: pretix/static/pretixpresale/js/ui/cart.js:84
 msgid "Your cart is about to expire."
-msgstr ""
+msgstr "Kosara tartalma hamarosan lejár."
 
 #: pretix/static/pretixpresale/js/ui/cart.js:62
 #, fuzzy
@@ -532,32 +520,32 @@ msgstr ""
 #: pretix/static/pretixpresale/js/widget/widget.js:16
 msgctxt "widget"
 msgid "Quantity"
-msgstr ""
+msgstr "Mennyiség"
 
 #: pretix/static/pretixpresale/js/widget/widget.js:17
 msgctxt "widget"
 msgid "Decrease quantity"
-msgstr ""
+msgstr "Mennyiség csökkentése"
 
 #: pretix/static/pretixpresale/js/widget/widget.js:18
 msgctxt "widget"
 msgid "Increase quantity"
-msgstr ""
+msgstr "Mennyiség növelése"
 
 #: pretix/static/pretixpresale/js/widget/widget.js:19
 msgctxt "widget"
 msgid "Filter events by"
-msgstr ""
+msgstr "Események szűrése a következő szerint"
 
 #: pretix/static/pretixpresale/js/widget/widget.js:20
 msgctxt "widget"
 msgid "Filter"
-msgstr ""
+msgstr "Szűrés"
 
 #: pretix/static/pretixpresale/js/widget/widget.js:21
 msgctxt "widget"
 msgid "Price"
-msgstr ""
+msgstr "Ár"
 
 #: pretix/static/pretixpresale/js/widget/widget.js:22
 #, javascript-format

src/pretix/locale/ru/LC_MESSAGES/django.po

@@ -8,8 +8,8 @@ msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2026-05-27 15:47+0000\n"
-"PO-Revision-Date: 2025-10-17 16:55+0000\n"
-"Last-Translator: fd <fd@denkena-consulting.com>\n"
+"PO-Revision-Date: 2026-06-20 17:00+0000\n"
+"Last-Translator: Nikita Mitasov <me@ch4og.com>\n"
 "Language-Team: Russian <https://translate.pretix.eu/projects/pretix/pretix/"
 "ru/>\n"
 "Language: ru\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && "
 "n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
-"X-Generator: Weblate 5.13.3\n"
+"X-Generator: Weblate 2026.6.1\n"
 
 #: htmlcov/d_daa1541d0cbf5e2b_dashboards_py.html:670
 #: pretix/control/templates/pretixcontrol/events/index.html:166
@@ -53,7 +53,7 @@ msgstr "В продаже"
 
 #: pretix/_base_settings.py:89
 msgid "English"
-msgstr "английский язык"
+msgstr "Английский язык"
 
 #: pretix/_base_settings.py:90
 msgid "German"
@@ -466,7 +466,7 @@ msgstr "Этот пользователь уже имеет разрешения
 #: pretix/api/views/cart.py:209
 msgid ""
 "The specified voucher has already been used the maximum number of times."
-msgstr "Указанный ваучер уже использован максимальное количество раз."
+msgstr "Указанный промокод уже использован максимальное количество раз."
 
 #: pretix/api/views/checkin.py:645 pretix/api/views/checkin.py:652
 msgid "Medium connected to other event"
@@ -565,65 +565,50 @@ msgid "Refund of payment failed"
 msgstr "Возврат платежа не удался"
 
 #: pretix/api/webhooks.py:359
-#, fuzzy
-#| msgctxt "checkoutflow"
-#| msgid "Order confirmed"
 msgid "Payment confirmed"
-msgstr "Заказ подтверждён"
+msgstr "Платёж подтверждён"
 
 #: pretix/api/webhooks.py:363
 msgid "Order approved"
-msgstr ""
+msgstr "Заказ подтверждён"
 
 #: pretix/api/webhooks.py:367
 msgid "Order denied"
-msgstr ""
+msgstr "Заказ отклонён"
 
 #: pretix/api/webhooks.py:371
-#, fuzzy
-#| msgid "Order date"
 msgid "Order deleted"
-msgstr "Дата заказа"
+msgstr "Заказ удалён"
 
 #: pretix/api/webhooks.py:375
 msgid "Ticket checked in"
-msgstr ""
+msgstr "Билет использован"
 
 #: pretix/api/webhooks.py:379
 msgid "Ticket check-in reverted"
-msgstr ""
+msgstr "Использование билета отменено"
 
 #: pretix/api/webhooks.py:383
-#, fuzzy
-#| msgid "Event date"
 msgid "Event created"
-msgstr "Дата мероприятия"
+msgstr "Мероприятие создано"
 
 #: pretix/api/webhooks.py:387
-#, fuzzy
-#| msgid "Event date range"
 msgid "Event details changed"
-msgstr "Диапазон дат мероприятия"
+msgstr "Данные о мероприятии изменились"
 
 #: pretix/api/webhooks.py:391
-#, fuzzy
-#| msgid "Event date"
 msgid "Event deleted"
-msgstr "Дата мероприятия"
+msgstr "Мероприятие удалено"
 
 #: pretix/api/webhooks.py:395
-#, fuzzy
-#| msgid "Event begin date and time"
 msgctxt "subevent"
 msgid "Event series date added"
-msgstr "Дата и время начала мероприятия"
+msgstr "Добавлена дата серии мероприятий"
 
 #: pretix/api/webhooks.py:399
-#, fuzzy
-#| msgid "Event date range"
 msgctxt "subevent"
 msgid "Event series date changed"
-msgstr "Диапазон дат мероприятия"
+msgstr "Изменена дата серии мероприятий"
 
 #: pretix/api/webhooks.py:403
 #, fuzzy
@@ -866,14 +851,13 @@ msgid "<a {a_attr}>powered by {name} based on pretix</a>"
 msgstr "на базе <a %(a_attr)s>pretix</a>"
 
 #: pretix/base/context.py:55
-#, fuzzy, python-format
-#| msgid "<a %(a_attr)s>event ticketing powered by pretix</a>"
+#, python-format
 msgid "<a %(a_attr)s>ticketing powered by pretix</a>"
-msgstr "<a %(a_attr)s>event ticketing powered by pretix</a>"
+msgstr "<a %(a_attr)s>продажа билетов на базе pretix</a>"
 
 #: pretix/base/context.py:64
 msgid "source code"
-msgstr "Промокод"
+msgstr "исходный код"
 
 #: pretix/base/customersso/oidc.py:61
 #, python-brace-format
@@ -2777,10 +2761,8 @@ msgid "Voucher"
 msgstr ""
 
 #: pretix/base/exporters/orderlist.py:656
-#, fuzzy
-#| msgid "Voucher code used:"
 msgid "Voucher budget usage"
-msgstr "Использованный код ваучера:"
+msgstr "Использовано по промокоду"
 
 #: pretix/base/exporters/orderlist.py:657
 #, fuzzy
@@ -3176,7 +3158,7 @@ msgstr "Заказы в ожидании"
 
 #: pretix/base/exporters/orderlist.py:1209
 msgid "Blocking vouchers"
-msgstr "Блокирующие ваучеры"
+msgstr "Блокирующие промокоды"
 
 #: pretix/base/exporters/orderlist.py:1210 pretix/control/views/item.py:1149
 msgid "Current user's carts"
@@ -4606,7 +4588,7 @@ msgstr "Архивные события не найдены."
 
 #: pretix/base/modelimport_vouchers.py:50 pretix/base/models/vouchers.py:491
 msgid "A voucher with this code already exists."
-msgstr "Ваучер с этим кодом уже существует."
+msgstr "Промокод с этим кодом уже существует."
 
 #: pretix/base/modelimport_vouchers.py:68 pretix/base/models/memberships.py:57
 #: pretix/base/models/vouchers.py:199 pretix/control/views/vouchers.py:121
@@ -4708,7 +4690,7 @@ msgstr ""
 
 #: pretix/base/modelimport_vouchers.py:334 pretix/base/models/vouchers.py:300
 msgid "Shows hidden products that match this voucher"
-msgstr "Показывает скрытые продукты, которые соответствуют этому ваучеру"
+msgstr "Показывает скрытые продукты, которые соответствуют этому промокоду"
 
 #: pretix/base/modelimport_vouchers.py:343 pretix/base/models/vouchers.py:304
 msgid "Offer all add-on products for free when redeeming this voucher"
@@ -4960,11 +4942,8 @@ msgid "Order not approved"
 msgstr "Срок действия заказа истёк"
 
 #: pretix/base/models/checkin.py:367
-#, fuzzy
-#| msgctxt "subevent"
-#| msgid "This voucher is not valid for this event date."
 msgid "Ticket not valid at this time"
-msgstr "Этот ваучер не действителен на эту дату мероприятия."
+msgstr "Билет не действителен в это время"
 
 #: pretix/base/models/checkin.py:368
 #, fuzzy
@@ -7761,9 +7740,9 @@ msgid ""
 "same value for multiple vouchers, you can get statistics on how many of them "
 "have been redeemed etc."
 msgstr ""
-"Вы можете использовать это поле для группировки нескольких ваучеров. Если вы "
-"введёте одно и то же значение для нескольких ваучеров, вы сможете получить "
-"статистику о том, сколько из них было использовано и т. д."
+"Вы можете использовать это поле для группировки нескольких промокодов. Если "
+"вы введёте одно и то же значение для нескольких промокодов, вы сможете "
+"получить статистику о том, сколько из них было использовано и т. д."
 
 #: pretix/base/models/vouchers.py:316 pretix/base/permissions.py:242
 #: pretix/control/navigation.py:289
@@ -7808,7 +7787,7 @@ msgstr "Этот вариант не относится к этому проду
 #: pretix/base/models/vouchers.py:358
 msgid "It is currently not possible to create vouchers for add-on products."
 msgstr ""
-"В настоящее время невозможно создать ваучеры для дополнительных продуктов."
+"В настоящее время невозможно создать промокоды для дополнительных продуктов."
 
 #: pretix/base/models/vouchers.py:360 pretix/base/models/vouchers.py:472
 #, fuzzy
@@ -7824,7 +7803,7 @@ msgid ""
 "This voucher has already been redeemed %(redeemed)s times. You cannot reduce "
 "the maximum number of usages below this number."
 msgstr ""
-"Этот ваучер уже был использован %(redeemed)s раз. Вы не можете уменьшить "
+"Этот промокод уже был использован %(redeemed)s раз. Вы не можете уменьшить "
 "максимальное количество использований ниже этого числа."
 
 #: pretix/base/models/vouchers.py:379
@@ -7843,7 +7822,7 @@ msgstr ""
 msgid ""
 "If you want this voucher to block quota, you need to select a specific date."
 msgstr ""
-"Если вы хотите, чтобы этот ваучер блокировал квоту, вы должны выбрать "
+"Если вы хотите, чтобы этот промокод блокировал квоту, вы должны выбрать "
 "конкретную дату."
 
 #: pretix/base/models/vouchers.py:387
@@ -7857,7 +7836,7 @@ msgid ""
 "You cannot create a voucher that blocks quota as the selected product or "
 "quota is currently sold out or completely reserved."
 msgstr ""
-"Вы не можете создать ваучер, который блокирует квоту, поскольку выбранный "
+"Вы не можете создать промокод, который блокирует квоту, поскольку выбранный "
 "продукт или квота в настоящее время распроданы или полностью зарезервированы."
 
 #: pretix/base/models/vouchers.py:507
@@ -7879,7 +7858,7 @@ msgstr "В листе ожидания с"
 
 #: pretix/base/models/waitinglist.py:84
 msgid "Assigned voucher"
-msgstr "Присвоенный ваучер"
+msgstr "Присвоенный промокод"
 
 #: pretix/base/models/waitinglist.py:93
 msgid "The product the user waits for."
@@ -7913,7 +7892,7 @@ msgstr "Эта запись анонимизирована и больше не
 
 #: pretix/base/models/waitinglist.py:197
 msgid "A voucher has already been sent to this person."
-msgstr "Ваучер уже отправлен данному лицу."
+msgstr "Промокод уже отправлен данному лицу."
 
 #: pretix/base/models/waitinglist.py:208
 #, python-brace-format
@@ -8083,8 +8062,8 @@ msgid ""
 "You entered a voucher instead of a gift card. Vouchers can only be entered "
 "on the first page of the shop below the product selection."
 msgstr ""
-"Вы ввели ваучер вместо подарочного сертификата. Ваучеры можно вводить только "
-"на первой странице магазина под ассортиментом продуктов."
+"Вы ввели промокод вместо подарочного сертификата. Промокод можно вводить "
+"только на первой странице магазина под ассортиментом продуктов."
 
 #: pretix/base/payment.py:151
 msgid "This gift card is not known."
@@ -9373,7 +9352,7 @@ msgstr "Введённая цена слишком высока."
 
 #: pretix/base/services/cart.py:163
 msgid "This voucher code is not known in our database."
-msgstr "Этот код ваучера не известен в нашей базе данных."
+msgstr "Этот промокод не известен в нашей базе данных."
 
 #: pretix/base/services/cart.py:165
 #, fuzzy, python-format
@@ -9407,7 +9386,7 @@ msgstr[2] ""
 msgid ""
 "This voucher code has already been used the maximum number of times allowed."
 msgstr ""
-"Этот код ваучера уже был использован максимально допустимое количество раз."
+"Этот промокод уже был использован максимально допустимое количество раз."
 
 #: pretix/base/services/cart.py:178
 #, python-format
@@ -9417,15 +9396,16 @@ msgid ""
 "or that you tried to redeem it before but did not complete the checkout "
 "process. You can try to use it again in %d minutes."
 msgstr ""
-"Этот код ваучера в настоящее время заблокирован, так как он уже содержится в "
+"Этот промокод в настоящее время заблокирован, так как он уже содержится в "
 "корзине. Это может означать, что кто-то другой сейчас использует этот "
-"ваучер, или что вы пытались его использовать ранее, но не завершили процесс "
-"оформления. Вы можете попробовать использовать его снова через %d минут."
+"промокод, или что вы пытались его использовать ранее, но не завершили "
+"процесс оформления. Вы можете попробовать использовать его снова через %d "
+"минут."
 
 #: pretix/base/services/cart.py:183
 #, python-format
 msgid "This voucher code can only be redeemed %d more times."
-msgstr "Этот код ваучера можно использовать только ещё %d раз."
+msgstr "Этот промокод можно использовать ещё %d раз."
 
 #: pretix/base/services/cart.py:184
 msgid ""
@@ -9438,23 +9418,20 @@ msgid ""
 "You already used this voucher code. Remove the associated line from your "
 "cart if you want to use it for a different product."
 msgstr ""
-"Вы уже использовали этот код ваучера. Удалите связанную строку из вашей "
+"Вы уже использовали этот промокод. Удалите связанную строку из вашей "
 "корзины, если вы хотите использовать его для другого продукта."
 
 #: pretix/base/services/cart.py:189
 msgid "This voucher is expired."
-msgstr "Срок действия этого ваучера истёк."
+msgstr "Срок действия этого промокода истёк."
 
 #: pretix/base/services/cart.py:190
 msgid "This voucher is not valid for this product."
-msgstr "Этот ваучер недействителен для данного продукта."
+msgstr "Этот промокод недействителен для данного продукта."
 
 #: pretix/base/services/cart.py:191
-#, fuzzy
-#| msgctxt "subevent"
-#| msgid "This voucher is not valid for this event date."
 msgid "This voucher is not valid for this seat."
-msgstr "Этот ваучер не действителен на эту дату мероприятия."
+msgstr "Этот промокод не действителен для данного места."
 
 #: pretix/base/services/cart.py:193
 msgid ""
@@ -9466,16 +9443,17 @@ msgstr ""
 #: pretix/base/services/cart.py:198
 msgid "Your voucher is valid for a product that is currently not for sale."
 msgstr ""
-"Ваш ваучер действителен для продукта, который в настоящее время не продаётся."
+"Ваш промокод действителен для продукта, который в настоящее время не "
+"продаётся."
 
 #: pretix/base/services/cart.py:199
 msgctxt "subevent"
 msgid "This voucher is not valid for this event date."
-msgstr "Этот ваучер не действителен на эту дату мероприятия."
+msgstr "Этот промокод не действителен на эту дату мероприятия."
 
 #: pretix/base/services/cart.py:200
 msgid "You need a valid voucher code to order this product."
-msgstr "Необходим действительный код ваучера для заказа этого продукта."
+msgstr "Необходим действительный промокод для заказа этого продукта."
 
 #: pretix/base/services/cart.py:201
 msgctxt "subevent"
@@ -9578,8 +9556,8 @@ msgid ""
 "You entered a gift card instead of a voucher. Gift cards can be entered "
 "later on when you're asked for your payment details."
 msgstr ""
-"Вы ввели подарочный сертификат вместо ваучера. Подарочные сертификаты можно "
-"ввести позже, когда вас попросят указать реквизиты для оплаты."
+"Вы ввели подарочный сертификат вместо промокода. Подарочные сертификаты "
+"можно ввести позже, когда вас попросят указать реквизиты для оплаты."
 
 #: pretix/base/services/cart.py:224
 msgid ""
@@ -9746,11 +9724,9 @@ msgid "This order is not yet approved."
 msgstr "Этот заказ не ожидает утверждения."
 
 #: pretix/base/services/checkin.py:999 pretix/base/services/checkin.py:1003
-#, fuzzy, python-brace-format
-#| msgctxt "subevent"
-#| msgid "This voucher is not valid for this event date."
+#, python-brace-format
 msgid "This ticket is only valid after {datetime}."
-msgstr "Этот ваучер не действителен на эту дату мероприятия."
+msgstr "Этот билет действителен только после {datetime}."
 
 #: pretix/base/services/checkin.py:1013 pretix/base/services/checkin.py:1017
 #, fuzzy, python-brace-format
@@ -9908,6 +9884,12 @@ msgid ""
 "We are sending this email because you configured us to do so in your event "
 "settings."
 msgstr ""
+"Здравствуйте,\n"
+"\n"
+"новый счет для заказа {order} на {event} создан, смотрите вложение.\n"
+"\n"
+"Вы получили это письмо, поскольку в настройках мероприятия была включена "
+"отправка таких уведомлений."
 
 #: pretix/base/services/mail.py:144
 #, fuzzy
@@ -10163,8 +10145,8 @@ msgid ""
 "The voucher code used for one of the items in your cart is not known in our "
 "database."
 msgstr ""
-"Код ваучера, использованный для одной из позиций в вашей корзине, неизвестен "
-"в нашей базе данных."
+"Промокод, использованный для одной из позиций в вашей корзине, неизвестен в "
+"нашей базе данных."
 
 #: pretix/base/services/orders.py:173
 msgid ""
@@ -10172,30 +10154,24 @@ msgid ""
 "used the maximum number of times allowed. We removed this item from your "
 "cart."
 msgstr ""
-"Код ваучера, использованный для одной из позиций в вашей корзине, уже был "
+"Промокод, использованный для одной из позиций в вашей корзине, уже был "
 "использован максимально допустимое количество раз. Мы удалили эту позицию из "
 "вашей корзины."
 
 #: pretix/base/services/orders.py:177
-#, fuzzy
-#| msgid ""
-#| "The voucher code used for one of the items in your cart has already been "
-#| "used the maximum number of times allowed. We removed this item from your "
-#| "cart."
 msgid ""
 "The voucher code used for one of the items in your cart has already been too "
 "often. We adjusted the price of the item in your cart."
 msgstr ""
-"Код ваучера, использованный для одной из позиций в вашей корзине, уже был "
-"использован максимально допустимое количество раз. Мы удалили эту позицию из "
-"вашей корзины."
+"Промокод, применённый к одному из товаров в вашей корзине, был использован "
+"слишком много раз. Мы скорректировали цену товара в вашей корзине."
 
 #: pretix/base/services/orders.py:181
 msgid ""
 "The voucher code used for one of the items in your cart is expired. We "
 "removed this item from your cart."
 msgstr ""
-"Срок действия кода ваучера, использованного для одной из позиций в вашей "
+"Срок действия промокода, использованного для одной из позиций в вашей "
 "корзине, истёк. Мы удалили эту позицию из вашей корзины."
 
 #: pretix/base/services/orders.py:184
@@ -10203,14 +10179,12 @@ msgid ""
 "The voucher code used for one of the items in your cart is not valid for "
 "this item. We removed this item from your cart."
 msgstr ""
-"Код ваучера, использованный для одной из позиций в вашей корзине, "
+"Промокод, использованный для одной из позиций в вашей корзине, "
 "недействителен для этой позиции. Мы удалили эту позицию из вашей корзины."
 
 #: pretix/base/services/orders.py:186
-#, fuzzy
-#| msgid "You need a valid voucher code to order this product."
 msgid "You need a valid voucher code to order one of the products."
-msgstr "Необходим действительный код ваучера для заказа этого продукта."
+msgstr "Необходим действительный промокод для одного из продуктов."
 
 #: pretix/base/services/orders.py:187
 msgid ""
@@ -12221,6 +12195,16 @@ msgid ""
 "Best regards,  \n"
 "Your {event} team"
 msgstr ""
+"Здравствуйте,\n"
+"\n"
+"вы получили это письмо, потому что запросили ссылку\n"
+"на ваш заказ для мероприятия {event}.\n"
+"\n"
+"Вы можете изменить данные заказа и просмотреть его статус по ссылке:\n"
+"{url}\n"
+"\n"
+"С уважением,  \n"
+"Команда мероприятия {event}"
 
 #: pretix/base/settings.py:2461
 #, python-brace-format
@@ -12240,6 +12224,15 @@ msgid ""
 "Best regards,  \n"
 "Your {event} team"
 msgstr ""
+"Здравствуйте,\n"
+"\n"
+"кто-то запросил список ваших заказов для мероприятия {event}.\n"
+"Список заказов::\n"
+"\n"
+"{orders}\n"
+"\n"
+"С уважением,  \n"
+"Команда мероприятия {event}"
 
 #: pretix/base/settings.py:2481
 #, python-brace-format
@@ -12269,6 +12262,17 @@ msgid ""
 "Best regards,  \n"
 "Your {event} team"
 msgstr ""
+"Здравствуйте,\n"
+"\n"
+"ваш заказ для мероприятия {event} прошел успешно. Поскольку ваш заказ "
+"состоит только из бесплатных позиций,\n"
+"оплата не требуется.\n"
+"\n"
+"Вы можете изменить детали заказа и посмотреть его статус по ссылке:\n"
+"{url}\n"
+"\n"
+"С уважением,  \n"
+"Команда мероприятия {event}"
 
 #: pretix/base/settings.py:2518
 #, python-brace-format
@@ -12285,6 +12289,18 @@ msgid ""
 "Best regards,  \n"
 "Your {event} team"
 msgstr ""
+"Здравствуйте,\n"
+"\n"
+"мы успешно получили ваш заказ для мероприятия {event}. Поскольку вы "
+"заказали\n"
+"товар, требующий подтверждения со стороны организатора, просим вас\n"
+"подождать нашего следующего письма.\n"
+"\n"
+"Вы можете изменить данные заказа и просмотреть его статус по ссылке:\n"
+"{url}\n"
+"\n"
+"С уважением,  \n"
+"Команда мероприятия {event}"
 
 #: pretix/base/settings.py:2536
 #, python-brace-format
@@ -12303,6 +12319,19 @@ msgid ""
 "Best regards,  \n"
 "Your {event} team"
 msgstr ""
+"Здравствуйте,\n"
+"\n"
+"мы успешно получили ваш заказ на сумму {total_with_currency} для мероприятия "
+"{event}.\n"
+"Пожалуйста, завершите оплату до {expire_date}.\n"
+"\n"
+"{payment_info}\n"
+"\n"
+"Вы можете изменить данные заказа и просмотреть его статус по ссылке:\n"
+"{url}\n"
+"\n"
+"С уважением,  \n"
+"Команда мероприятия {event}"
 
 #: pretix/base/settings.py:2554
 #, fuzzy
@@ -12354,6 +12383,15 @@ msgid ""
 "Best regards,  \n"
 "Your {event} team"
 msgstr ""
+"Здравствуйте,\n"
+"\n"
+"ваш заказ для мероприятия {event} был изменен.\n"
+"\n"
+"Вы можете посмотреть статус своего заказа по ссылке:\n"
+"{url}\n"
+"\n"
+"С уважением,  \n"
+"Команда мероприятия {event}"
 
 #: pretix/base/settings.py:2614
 #, python-brace-format
@@ -12375,6 +12413,17 @@ msgid ""
 "Best regards,  \n"
 "Your {event} team"
 msgstr ""
+"Здравствуйте,\n"
+"\n"
+"мы успешно получили вашу оплату за мероприятие {event}. Спасибо!\n"
+"\n"
+"{payment_info}\n"
+"\n"
+"Вы можете изменить данные заказа и просмотреть его статус по ссылке:\n"
+"{url}\n"
+"\n"
+"С уважением,  \n"
+"Команда мероприятия {event}"
 
 #: pretix/base/settings.py:2636
 #, python-brace-format
@@ -12426,6 +12475,17 @@ msgid ""
 "Best regards,  \n"
 "Your {event} team"
 msgstr ""
+"Здравствуйте,\n"
+"\n"
+"мы не получили полной оплаты вашего заказа для мероприятия {event}.\n"
+"Обратите внимание: мы можем гарантировать ваш заказ только в том случае,\n"
+"если оплата поступит до {expire_date}.\n"
+"\n"
+"Информацию об оплате и статус заказа можно посмотреть по ссылке:\n"
+"{url}\n"
+"\n"
+"С уважением,  \n"
+"Команда мероприятия {event}"
 
 #: pretix/base/settings.py:2685
 #, python-brace-format
@@ -13648,10 +13708,8 @@ msgid "created by"
 msgstr "создано"
 
 #: pretix/base/templates/pretixbase/email/order_details.html:34
-#, fuzzy
-#| msgid "Bancontact"
 msgid "Contact:"
-msgstr "Bancontact"
+msgstr "Связаться:"
 
 #: pretix/base/templates/pretixbase/email/order_details.html:54
 #, fuzzy, python-format
@@ -13684,10 +13742,8 @@ msgstr ""
 #: pretix/base/templates/pretixbase/email/order_details.html:136
 #: pretix/presale/templates/pretixpresale/event/base.html:223
 #: pretix/presale/templates/pretixpresale/organizers/base.html:101
-#, fuzzy
-#| msgid "Bancontact"
 msgid "Contact"
-msgstr "Bancontact"
+msgstr "Связаться"
 
 #: pretix/base/templates/pretixbase/email/shred_completed.txt:2
 #, python-format
@@ -13758,16 +13814,17 @@ msgid "Proceed to %(host)s"
 msgstr "Приступить к оформлению заказа"
 
 #: pretix/base/templates/source.html:5 pretix/base/templates/source.html:9
-#, fuzzy
-#| msgid "Voucher code"
 msgid "Source code"
-msgstr "Код ваучера"
+msgstr "Исходный код"
 
 #: pretix/base/templates/source.html:10
 msgid ""
 "This site is powered by free software. If you want to read the license terms "
 "or obtain the source code, follow these links or instructions:"
 msgstr ""
+"Этот сайт работает на свободном программном обеспечении. Если вы хотите "
+"ознакомиться с условиями лицензии или получить исходный код, перейдите по "
+"следующим ссылкам или следуйте инструкциям:"
 
 #: pretix/base/ticketoutput.py:182
 #, fuzzy
@@ -15702,6 +15759,7 @@ msgid ""
 "This installation of pretix includes changes or extensions made to the "
 "source code."
 msgstr ""
+"Данная установка pretix содержит изменения или расширения исходного кода."
 
 #: pretix/control/forms/global_settings.py:162
 msgid "Usage of pretix"
@@ -15792,10 +15850,8 @@ msgid ""
 msgstr ""
 
 #: pretix/control/forms/global_settings.py:217
-#, fuzzy
-#| msgid "Your registration"
 msgid "Source code instructions"
-msgstr "Ваша регистрация"
+msgstr "Инструкции для получения исходного кода"
 
 #: pretix/control/forms/global_settings.py:219
 msgid ""
@@ -16761,10 +16817,8 @@ msgid "An medium with this type and identifier is already registered."
 msgstr "Ваучер с этим кодом уже существует."
 
 #: pretix/control/forms/organizer.py:1059
-#, fuzzy
-#| msgid "A voucher with this code already exists."
 msgid "An account with this customer ID is already registered."
-msgstr "Ваучер с этим кодом уже существует."
+msgstr "Аккаунт с таким ID клиента уже существует."
 
 #: pretix/control/forms/organizer.py:1076
 #: pretix/control/templates/pretixcontrol/organizers/customer.html:62
@@ -16887,10 +16941,8 @@ msgid "The selected organizer has already been invited."
 msgstr "Выбранный организатор не найден."
 
 #: pretix/control/forms/organizer.py:1379
-#, fuzzy
-#| msgid "A voucher with this code already exists."
 msgid "A sales channel with the same identifier already exists."
-msgstr "Ваучер с этим кодом уже существует."
+msgstr "Канал продаж с таким идентификатором уже существует."
 
 #: pretix/control/forms/organizer.py:1391
 msgid "Events with active plugin"
@@ -17173,10 +17225,8 @@ msgid "Only includes active products."
 msgstr ""
 
 #: pretix/control/forms/waitinglist.py:115
-#, fuzzy
-#| msgid "A voucher with this code already exists."
 msgid "A voucher for this waiting list entry was already sent out."
-msgstr "Ваучер с этим кодом уже существует."
+msgstr "Промокод для данного места в листе ожидания уже отправлен."
 
 #: pretix/control/forms/waitinglist.py:125
 #, fuzzy
@@ -18812,7 +18862,7 @@ msgstr "Оплата"
 #: pretix/presale/templates/pretixpresale/organizers/index.html:89
 #: pretix/presale/templates/pretixpresale/organizers/index.html:91
 msgid "Tickets"
-msgstr ""
+msgstr "Билеты"
 
 #: pretix/control/navigation.py:97
 #: pretix/control/templates/pretixcontrol/event/tax.html:4
@@ -22104,7 +22154,7 @@ msgstr ""
 #: pretix/control/templates/pretixcontrol/fragment_quota_box_paid.html:3
 #, python-format
 msgid "Currently available: %(num)s"
-msgstr ""
+msgstr "Сейчас доступно: %(num)s"
 
 #: pretix/control/templates/pretixcontrol/global_license.html:8
 msgid ""
@@ -24027,7 +24077,7 @@ msgstr "Начальная дата мероприятия"
 #: pretix/control/templates/pretixcontrol/order/index.html:498
 #: pretix/presale/templates/pretixpresale/event/fragment_cart.html:55
 msgid "Voucher code used:"
-msgstr "Использованный код ваучера:"
+msgstr "Использованный промокод:"
 
 #: pretix/control/templates/pretixcontrol/order/index.html:500
 #, fuzzy, python-format
@@ -27824,10 +27874,8 @@ msgstr ""
 #: pretix/control/templates/pretixcontrol/vouchers/import_start.html:6
 #: pretix/control/templates/pretixcontrol/vouchers/index.html:81
 #: pretix/control/templates/pretixcontrol/vouchers/index.html:94
-#, fuzzy
-#| msgid "Blocking vouchers"
 msgid "Import vouchers"
-msgstr "Блокирующие ваучеры"
+msgstr "Импорт промокодов"
 
 #: pretix/control/templates/pretixcontrol/vouchers/index.html:10
 msgid ""
@@ -30761,6 +30809,8 @@ msgid ""
 "After completing your purchase, we will ask you to transfer the money to the "
 "following bank account, using a personal reference code:"
 msgstr ""
+"После завершения покупки, мы попросим вас перевести оплату на следующий "
+"банковский счет, указав персональный код назначения платежа:"
 
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/checkout_payment_form.html:11
 msgid ""
@@ -30771,23 +30821,27 @@ msgstr ""
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/checkout_payment_form.html:14
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/pending.html:21
 msgid "Reference code (important):"
-msgstr ""
+msgstr "Код назначения платежа (важно):"
 
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/checkout_payment_form.html:30
 msgid "We will assign you a personal reference code in the next step."
-msgstr ""
+msgstr "Мы присвоим вам персональный код назначения платежа на следующем шаге."
 
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/checkout_payment_form.html:36
 msgid ""
 "We will assign you a personal reference code to use after you completed the "
 "order."
 msgstr ""
+"Мы присвоим вам персональный код назначения платежа после завершения "
+"оформления заказа."
 
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/checkout_payment_form.html:41
 msgid ""
 "After completing your purchase, we will ask you to transfer the money to our "
 "bank account, using a personal reference code."
 msgstr ""
+"После завершения покупки мы попросим вас перевести оплату на следующий "
+"банковский счёт, указав персональный код назначения платежа."
 
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/control.html:6
 #, fuzzy
@@ -30810,7 +30864,7 @@ msgstr "Общая сумма"
 
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/control.html:38
 msgid "Reference code"
-msgstr ""
+msgstr "Код назначения платежа"
 
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/import_assign.html:4
 msgid ""
@@ -30949,7 +31003,7 @@ msgstr "Сумма:"
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/pending.html:34
 #: pretix/plugins/stripe/templates/pretixplugins/stripe/pending.html:30
 msgid "There is no further action required on this website."
-msgstr ""
+msgstr "Дальнейших действий на этом сайте не требуется."
 
 #: pretix/plugins/banktransfer/templates/pretixplugins/banktransfer/pending.html:35
 #: pretix/plugins/stripe/templates/pretixplugins/stripe/pending.html:31
@@ -34363,11 +34417,9 @@ msgstr ""
 
 #: pretix/presale/forms/renderers.py:66
 #: pretix/presale/templates/pretixpresale/event/fragment_voucher_form.html:14
-#, fuzzy
-#| msgid "expired"
 msgctxt "form"
 msgid "required"
-msgstr "истекло"
+msgstr "обязательно"
 
 #: pretix/presale/ical.py:87 pretix/presale/ical.py:146
 #: pretix/presale/ical.py:182
@@ -34559,10 +34611,8 @@ msgid "We're now trying to book these add-ons for you!"
 msgstr "Сейчас мы пытаемся забронировать эти дополнительные продукты для вас!"
 
 #: pretix/presale/templates/pretixpresale/event/checkout_addons.html:28
-#, fuzzy
-#| msgid "Additional information"
 msgid "Additional options for"
-msgstr "Дополнительная информация"
+msgstr "Дополнительные опции"
 
 #: pretix/presale/templates/pretixpresale/event/checkout_addons.html:60
 #, fuzzy
@@ -34614,10 +34664,8 @@ msgid "Cart expired"
 msgstr "Срок действия корзины истёк"
 
 #: pretix/presale/templates/pretixpresale/event/checkout_base.html:36
-#, fuzzy
-#| msgid "Show variants"
 msgid "Show full cart"
-msgstr "Показать варианты"
+msgstr "Показать полную корзину"
 
 #: pretix/presale/templates/pretixpresale/event/checkout_base.html:52
 #: pretix/presale/templates/pretixpresale/event/index.html:86
@@ -34949,21 +34997,12 @@ msgstr[1] ""
 msgstr[2] ""
 
 #: pretix/presale/templates/pretixpresale/event/fragment_addon_choice.html:26
-#, fuzzy, python-format
-#| msgid ""
-#| "You can choose between %(min_count)s and %(max_count)s options from this "
-#| "category."
+#, python-format
 msgid "You can choose one option from this category."
 msgid_plural "You can choose up to %(max_count)s options from this category."
-msgstr[0] ""
-"Вы можете выбрать между вариантами %(min_count)s и %(max_count)s из этой "
-"категории."
-msgstr[1] ""
-"Вы можете выбрать между вариантами %(min_count)s и %(max_count)s из этой "
-"категории."
-msgstr[2] ""
-"Вы можете выбрать между вариантами %(min_count)s и %(max_count)s из этой "
-"категории."
+msgstr[0] "Вы можете выбрать не более %(max_count)s варианта из этой категории."
+msgstr[1] "Вы можете выбрать не более %(max_count)s вариантов из этой категории."
+msgstr[2] "Вы можете выбрать не более %(max_count)s вариантов из этой категории."
 
 #: pretix/presale/templates/pretixpresale/event/fragment_addon_choice.html:34
 #, python-format
@@ -35363,8 +35402,7 @@ msgid ""
 msgstr ""
 
 #: pretix/presale/templates/pretixpresale/event/fragment_cart.html:516
-#, fuzzy, python-format
-#| msgid "The items in your cart are reserved for you for %(minutes)s minutes."
+#, python-format
 msgid "The items in your cart are reserved for you for %(minutes)s minutes."
 msgstr "Позиции в вашей корзине зарезервированы для вас на %(minutes)s минут."
 
@@ -35413,7 +35451,7 @@ msgstr "Очистить корзину"
 #: pretix/presale/templates/pretixpresale/event/index.html:248
 #: pretix/presale/templates/pretixpresale/event/voucher_form.html:16
 msgid "Redeem a voucher"
-msgstr "Использовать ваучер/промокод"
+msgstr "Использовать промокод"
 
 #: pretix/presale/templates/pretixpresale/event/fragment_cart_box.html:71
 msgid "We're applying this voucher to your cart..."
@@ -35422,7 +35460,7 @@ msgstr ""
 #: pretix/presale/templates/pretixpresale/event/fragment_cart_box.html:79
 #: pretix/presale/templates/pretixpresale/event/fragment_voucher_form.html:27
 msgid "Redeem voucher"
-msgstr "Использовать ваучер"
+msgstr "Активировать промокод"
 
 #: pretix/presale/templates/pretixpresale/event/fragment_change_confirm.html:10
 #, fuzzy
@@ -35746,7 +35784,7 @@ msgstr "Изменить цену для %(item)s"
 #: pretix/presale/templates/pretixpresale/event/fragment_quota_left.html:4
 #, python-format
 msgid "%(num)s currently available"
-msgstr ""
+msgstr "%(num)s доступно сейчас"
 
 #: pretix/presale/templates/pretixpresale/event/fragment_subevent_calendar.html:5
 #: pretix/presale/templates/pretixpresale/event/fragment_subevent_calendar_week.html:5
@@ -35999,32 +36037,23 @@ msgstr ""
 "завершения процесса."
 
 #: pretix/presale/templates/pretixpresale/event/order.html:56
-#, fuzzy
-#| msgid ""
-#| "Please bookmark or save the link to this exact page if you want to access "
-#| "your order later. We also sent you an email containing the link to the "
-#| "address you specified."
 msgid ""
 "Please bookmark or save the link to this exact page if you want to access "
 "your order later. We also sent you an email to the address you specified "
 "containing the link to this page."
 msgstr ""
-"Пожалуйста, добавьте в закладки или сохраните ссылку именно на эту страницу, "
-"если вы хотите получить доступ к вашему заказу позже. Мы также отправили вам "
-"электронное письмо со ссылкой на указанный вами адрес."
+"Пожалуйста, сохраните закладку или ссылку на эту страницу, если вам "
+"потребуется доступ к заказу позже. Мы также отправили письмо на указанный "
+"вами адрес электронной почты со ссылкой на эту страницу."
 
 #: pretix/presale/templates/pretixpresale/event/order.html:60
-#, fuzzy
-#| msgid ""
-#| "Please save the following link if you want to access your order later. We "
-#| "also sent you an email containing the link to the address you specified."
 msgid ""
 "Please save the following link if you want to access your order later. We "
 "also sent you an email to the address you specified containing the link."
 msgstr ""
-"Пожалуйста, сохраните следующую ссылку, если вы хотите получить доступ к "
-"вашему заказу позже. Мы также отправили вам электронное письмо со ссылкой на "
-"указанный вами адрес."
+"Пожалуйста, сохраните  ссылку на эту страницу, если вам потребуется доступ к "
+"заказу позже. Мы также отправили письмо на указанный вами адрес электронной "
+"почты со ссылкой на эту страницу."
 
 #: pretix/presale/templates/pretixpresale/event/order.html:75
 #: pretix/presale/templates/pretixpresale/event/position.html:18
@@ -36551,14 +36580,11 @@ msgstr "Включить вебхук"
 #: pretix/presale/templates/pretixpresale/event/voucher.html:36
 #: pretix/presale/templates/pretixpresale/event/voucher_form.html:9
 msgid "Voucher redemption"
-msgstr "Использование ваучера"
+msgstr "Активация промокода"
 
 #: pretix/presale/templates/pretixpresale/event/voucher.html:20
-#, fuzzy
-#| msgctxt "subevent"
-#| msgid "This voucher is not valid for this event date."
 msgid "This voucher is valid only for the following specific date and time."
-msgstr "Этот ваучер не действителен на эту дату мероприятия."
+msgstr "Этот промокод действителен только на указанную дату и время."
 
 #: pretix/presale/templates/pretixpresale/event/voucher.html:43
 msgid ""
@@ -36577,8 +36603,8 @@ msgid ""
 "You entered a voucher code that allows you to buy one of the following "
 "products at the specified price:"
 msgstr ""
-"Вы ввели код ваучера, который позволяет вам купить один из следующих "
-"продуктов по указанной цене:"
+"Вы ввели промокод, который позволяет вам купить один из следующих продуктов "
+"по указанной цене:"
 
 #: pretix/presale/templates/pretixpresale/event/voucher.html:112
 #, python-format

src/pretix/multidomain/templatetags/eventurl.py

@@ -27,7 +27,7 @@ from django.urls import NoReverseMatch
 from django.utils.encoding import smart_str
 from django.utils.html import conditional_escape
 
-from pretix.multidomain.urlreverse import build_absolute_uri, mainreverse
+from pretix.multidomain.urlreverse import eventreverse_absolute, mainreverse
 
 register = template.Library()
 
@@ -49,7 +49,7 @@ class EventURLNode(URLNode):
         url = ''
         try:
             if self.absolute:
-                url = build_absolute_uri(event, view_name, kwargs=kwargs)
+                url = eventreverse_absolute(event, view_name, kwargs=kwargs)
             elif self.event is False:
                 url = mainreverse(view_name, kwargs)
             else:

src/pretix/multidomain/urlreverse.py

@@ -32,6 +32,7 @@
 # distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations under the License.
 
+import warnings
 from urllib.parse import urljoin, urlsplit
 
 from django.conf import settings
@@ -190,6 +191,15 @@ def eventreverse(obj, name, kwargs=None):
 
 
 def build_absolute_uri(obj, urlname, kwargs=None):
+    warnings.warn(
+        'Usage of build_absolute_uri is confusing since there are many functions with that name. '
+        'Replace this usage with eventreverse_absolute',
+        DeprecationWarning
+    )
+    return eventreverse_absolute(obj, urlname, kwargs)
+
+
+def eventreverse_absolute(obj, urlname, kwargs=None):
     """
     Works similar to ``eventreverse`` but always returns an absolute URL.
 

src/pretix/plugins/paypal/payment.py

@@ -58,7 +58,7 @@ from pretix.base.forms import SecretKeySettingsField
 from pretix.base.models import Event, Order, OrderPayment, OrderRefund, Quota
 from pretix.base.payment import BasePaymentProvider, PaymentException
 from pretix.base.settings import SettingsSandbox
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 from pretix.plugins.paypal.api import Api
 from pretix.plugins.paypal.models import ReferencedPayPalObject
 
@@ -268,8 +268,8 @@ class Paypal(BasePaymentProvider):
                     "payment_method": "paypal",
                 },
                 "redirect_urls": {
-                    "return_url": build_absolute_uri(request.event, 'plugins:paypal:return', kwargs=kwargs),
-                    "cancel_url": build_absolute_uri(request.event, 'plugins:paypal:abort', kwargs=kwargs),
+                    "return_url": eventreverse_absolute(request.event, 'plugins:paypal:return', kwargs=kwargs),
+                    "cancel_url": eventreverse_absolute(request.event, 'plugins:paypal:abort', kwargs=kwargs),
                 },
                 "transactions": [
                     {
@@ -351,7 +351,7 @@ class Paypal(BasePaymentProvider):
                     if request.session.get('iframe_session', False):
                         signer = signing.Signer(salt='safe-redirect')
                         return (
-                            build_absolute_uri(request.event, 'plugins:paypal:redirect') + '?url=' +
+                            eventreverse_absolute(request.event, 'plugins:paypal:redirect') + '?url=' +
                             urllib.parse.quote(signer.sign(link.href))
                         )
                     else:
@@ -613,8 +613,8 @@ class Paypal(BasePaymentProvider):
                     "payment_method": "paypal",
                 },
                 "redirect_urls": {
-                    "return_url": build_absolute_uri(request.event, 'plugins:paypal:return'),
-                    "cancel_url": build_absolute_uri(request.event, 'plugins:paypal:abort'),
+                    "return_url": eventreverse_absolute(request.event, 'plugins:paypal:return'),
+                    "cancel_url": eventreverse_absolute(request.event, 'plugins:paypal:abort'),
                 },
                 "transactions": [
                     {

src/pretix/plugins/paypal2/payment.py

@@ -56,8 +56,8 @@ from pretix.base.models import Event, Order, OrderPayment, OrderRefund, Quota
 from pretix.base.payment import BasePaymentProvider, PaymentException
 from pretix.base.settings import SettingsSandbox
 from pretix.helpers import OF_SELF
-from pretix.helpers.urls import build_absolute_uri as build_global_uri
-from pretix.multidomain.urlreverse import build_absolute_uri, eventreverse
+from pretix.helpers.urls import mainreverse_absolute
+from pretix.multidomain.urlreverse import eventreverse, eventreverse_absolute
 from pretix.plugins.paypal2.client.core.environment import (
     LiveEnvironment, SandboxEnvironment,
 )
@@ -264,7 +264,7 @@ class PaypalSettingsHolder(BasePaymentProvider):
             settings_content = "<div class='alert alert-info'>%s<br /><code>%s</code></div>" % (
                 _('Please configure a PayPal Webhook to the following endpoint in order to automatically cancel orders '
                   'when payments are refunded externally.'),
-                build_global_uri('plugins:paypal2:webhook')
+                mainreverse_absolute('plugins:paypal2:webhook')
             )
 
         if self.event.currency not in SUPPORTED_CURRENCIES:
@@ -321,7 +321,7 @@ class PaypalSettingsHolder(BasePaymentProvider):
                 ],
                 "partner_config_override": {
                     "partner_logo_url": urllib.parse.urljoin(settings.SITE_URL, static('pretixbase/img/pretix-logo.svg')),
-                    "return_url": build_global_uri('plugins:paypal2:isu.return', kwargs={
+                    "return_url": mainreverse_absolute('plugins:paypal2:isu.return', kwargs={
                         'organizer': self.event.organizer.slug,
                         'event': self.event.slug,
                     })
@@ -585,8 +585,8 @@ class PaypalMethod(BasePaymentProvider):
                     'locale': request.LANGUAGE_CODE.split('-')[0],
                     'shipping_preference': 'NO_SHIPPING',  # 'SET_PROVIDED_ADDRESS',  # Do not set on non-ship order?
                     'user_action': 'CONTINUE',
-                    'return_url': build_absolute_uri(request.event, 'plugins:paypal2:return', kwargs=kwargs),
-                    'cancel_url': build_absolute_uri(request.event, 'plugins:paypal2:abort', kwargs=kwargs),
+                    'return_url': eventreverse_absolute(request.event, 'plugins:paypal2:return', kwargs=kwargs),
+                    'cancel_url': eventreverse_absolute(request.event, 'plugins:paypal2:abort', kwargs=kwargs),
                 },
             })
             response = self.client.execute(paymentreq)

src/pretix/plugins/reports/accountingreport.py

@@ -270,18 +270,18 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
     def _transaction_group_header_label(self):
         return _("Event") + " / " + _("Product")
 
-    def _transaction_group_label(self, form_data, r):
+    def _transaction_group(self, form_data, r):
         if not self.is_multievent and not form_data.get("split_subevents"):
-            return None
+            return None, None
         if r.get("subevent_id"):
             return "{} - {} ({}) [{}]".format(
                 r["order__event__name"],
                 r["subevent__name"],
                 date_format(r["subevent__date_from"]),
                 r["order__event__slug"]
-            )
+            ), f"subevent-{r['subevent_id']}"
         else:
-            return "{} [{}]".format(r["order__event__name"], r["order__event__slug"])
+            return "{} [{}]".format(r["order__event__name"], r["order__event__slug"]), f"event-{r['order__event__slug']}"
 
     def _transaction_row_label(self, r):
         if r["item_id"]:
@@ -343,17 +343,17 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
         last_group = None
         last_group_head_idx = 0
         for r in qs:
-            e = self._transaction_group_label(form_data, r)
+            group_label, group_id = self._transaction_group(form_data, r)
 
-            if e != last_group:
-                if last_group_head_idx > 0 and e is not None:
+            if group_id != last_group:
+                if last_group_head_idx > 0 and group_id is not None:
                     tdata[last_group_head_idx][4] = Paragraph(money_filter(sum_price_by_group - sum_tax_by_group, currency), tstyle_bold_right),
                     tdata[last_group_head_idx][5] = Paragraph(money_filter(sum_tax_by_group, currency), tstyle_bold_right),
                     tdata[last_group_head_idx][6] = Paragraph(money_filter(sum_price_by_group, currency), tstyle_bold_right),
                 tdata.append(
                     [
                         FontFallbackParagraph(
-                            e,
+                            group_label,
                             tstyle_bold,
                         ),
                         "",
@@ -367,7 +367,7 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
                 tstyledata.append(
                     ("SPAN", (0, len(tdata) - 1), (3, len(tdata) - 1)),
                 )
-                last_group = e
+                last_group = group_id
                 last_group_head_idx = len(tdata) - 1
                 sum_price_by_group = Decimal("0.00")
                 sum_tax_by_group = Decimal("0.00")

src/pretix/plugins/stripe/payment.py

@@ -75,8 +75,8 @@ from pretix.base.settings import SettingsSandbox
 from pretix.helpers import OF_SELF
 from pretix.helpers.countries import CachedCountries
 from pretix.helpers.http import get_client_ip
-from pretix.helpers.urls import build_absolute_uri as build_global_uri
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.helpers.urls import mainreverse_absolute
+from pretix.multidomain.urlreverse import eventreverse_absolute
 from pretix.plugins.stripe.forms import StripeKeyValidator
 from pretix.plugins.stripe.models import (
     ReferencedStripeObject, RegisteredApplePayDomain,
@@ -197,7 +197,7 @@ class StripeSettingsHolder(BasePaymentProvider):
         ).format(
             self.settings.connect_client_id,
             request.session['payment_stripe_oauth_token'],
-            urllib.parse.quote(build_global_uri('plugins:stripe:oauth.return')),
+            urllib.parse.quote(mainreverse_absolute('plugins:stripe:oauth.return')),
         )
 
     def settings_content_render(self, request):
@@ -229,7 +229,7 @@ class StripeSettingsHolder(BasePaymentProvider):
                 _('Please configure a <a href="https://dashboard.stripe.com/account/webhooks">Stripe Webhook</a> to '
                   'the following endpoint in order to automatically cancel orders when charges are refunded externally '
                   'and to process asynchronous payment methods like SOFORT.'),
-                build_global_uri('plugins:stripe:webhook')
+                mainreverse_absolute('plugins:stripe:webhook')
             )
 
     @property
@@ -746,7 +746,7 @@ class StripeMethod(BasePaymentProvider):
     def redirect(self, request, url):
         if request.session.get('iframe_session', False):
             return (
-                build_absolute_uri(request.event, 'plugins:stripe:redirect') +
+                eventreverse_absolute(request.event, 'plugins:stripe:redirect') +
                 '?data=' + signing.dumps({
                     'url': url,
                     'session': {
@@ -941,7 +941,7 @@ class StripeMethod(BasePaymentProvider):
                     },
                     # TODO: Is this sufficient?
                     idempotency_key=str(self.event.id) + payment.order.code + idempotency_key_seed,
-                    return_url=build_absolute_uri(self.event, 'plugins:stripe:sca.return', kwargs={
+                    return_url=eventreverse_absolute(self.event, 'plugins:stripe:sca.return', kwargs={
                         'order': payment.order.code,
                         'payment': payment.pk,
                         'hash': payment.order.tagged_secret('plugins:stripe'),
@@ -1047,13 +1047,13 @@ class StripeMethod(BasePaymentProvider):
                 raise PaymentException(_('Stripe reported an error: %s') % intent.last_payment_error.message)
 
     def _redirect_to_sca(self, request, payment):
-        url = build_absolute_uri(self.event, 'plugins:stripe:sca', kwargs={
+        url = eventreverse_absolute(self.event, 'plugins:stripe:sca', kwargs={
             'order': payment.order.code,
             'payment': payment.pk,
             'hash': payment.order.tagged_secret('plugins:stripe'),
         })
         if not self.redirect_in_widget_allowed and request.session.get('iframe_session', False):
-            return build_absolute_uri(self.event, 'plugins:stripe:redirect') + '?data=' + signing.dumps({
+            return eventreverse_absolute(self.event, 'plugins:stripe:redirect') + '?data=' + signing.dumps({
                 'url': url,
                 'session': {},
             }, salt='safe-redirect')
@@ -1068,7 +1068,7 @@ class StripeMethod(BasePaymentProvider):
 
             intent = stripe.PaymentIntent.confirm(
                 payment_info['id'],
-                return_url=build_absolute_uri(self.event, 'plugins:stripe:sca.return', kwargs={
+                return_url=eventreverse_absolute(self.event, 'plugins:stripe:sca.return', kwargs={
                     'order': payment.order.code,
                     'payment': payment.pk,
                     'hash': payment.order.tagged_secret('plugins:stripe'),

src/pretix/plugins/stripe/views.py

@@ -64,7 +64,7 @@ from pretix.control.views.event import DecoupleMixin
 from pretix.control.views.organizer import OrganizerDetailViewMixin
 from pretix.helpers import OF_SELF
 from pretix.helpers.http import redirect_to_url
-from pretix.multidomain.urlreverse import build_absolute_uri, eventreverse
+from pretix.multidomain.urlreverse import eventreverse, eventreverse_absolute
 from pretix.plugins.stripe.forms import OrganizerStripeSettingsForm
 from pretix.plugins.stripe.models import ReferencedStripeObject
 from pretix.plugins.stripe.tasks import (
@@ -90,7 +90,7 @@ def redirect_view(request, *args, **kwargs):
         params = request.GET.copy()
         params['go'] = '1'
         r = render(request, 'pretixplugins/stripe/redirect.html', {
-            'url': build_absolute_uri(request.event, 'plugins:stripe:redirect') + '?' + urllib.parse.urlencode(params),
+            'url': eventreverse_absolute(request.event, 'plugins:stripe:redirect') + '?' + urllib.parse.urlencode(params),
         })
         r._csp_ignore = True
         return r

src/pretix/presale/forms/customer.py

@@ -44,7 +44,7 @@ from pretix.base.forms.questions import (
 from pretix.base.i18n import get_language_without_region
 from pretix.base.models import Customer
 from pretix.helpers.http import get_client_ip
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 
 
 class TokenGenerator(PasswordResetTokenGenerator):
@@ -84,7 +84,7 @@ class AuthenticationForm(forms.Form):
         self.customer_cache = None
         super().__init__(*args, **kwargs)
         self.fields['password'].help_text = "<a target='_blank' href='{}'>{}</a>".format(
-            build_absolute_uri(False, 'presale:organizer.customer.resetpw', kwargs={
+            eventreverse_absolute(False, 'presale:organizer.customer.resetpw', kwargs={
                 'organizer': request.organizer.slug,
             }),
             _('Forgot your password?')

src/pretix/presale/ical.py

@@ -32,7 +32,7 @@ from django.utils.translation import gettext as _
 from pretix.base.email import get_email_context
 from pretix.base.models import Event
 from pretix.helpers.format import format_map
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 
 
 def get_public_ical(events):
@@ -48,9 +48,9 @@ def get_public_ical(events):
         event = ev if isinstance(ev, Event) else ev.event
         tz = event.timezone
         if isinstance(ev, Event):
-            url = build_absolute_uri(event, 'presale:event.index')
+            url = eventreverse_absolute(event, 'presale:event.index')
         else:
-            url = build_absolute_uri(event, 'presale:event.index', {
+            url = eventreverse_absolute(event, 'presale:event.index', {
                 'subevent': ev.pk
             })
 
@@ -134,7 +134,7 @@ def get_private_icals(event, positions):
         program_times = p.item.program_times.all()
         if program_times:
             # if program times have been configured, they are preferred for the position's calendar entries
-            url = build_absolute_uri(event, 'presale:event.index')
+            url = eventreverse_absolute(event, 'presale:event.index')
             for index, pt in enumerate(program_times):
                 summary = _('{event} - {item}').format(event=ev, item=p.item.name)
                 if event.settings.mail_attach_ical_description:
@@ -167,11 +167,11 @@ def get_private_icals(event, positions):
         else:
             # without program times, the subevent or event times are used for calendar entries, preferring subevents
             if p.subevent:
-                url = build_absolute_uri(event, 'presale:event.index', {
+                url = eventreverse_absolute(event, 'presale:event.index', {
                     'subevent': p.subevent.pk
                 })
             else:
-                url = build_absolute_uri(event, 'presale:event.index')
+                url = eventreverse_absolute(event, 'presale:event.index')
 
             if event.settings.mail_attach_ical_description:
                 ctx = get_email_context(event=event, event_or_subevent=ev)

src/pretix/presale/templates/pretixpresale/fragment_js.html

@@ -22,4 +22,5 @@
     <script type="text/javascript" src="{% static "pretixpresale/js/ui/iframe.js" %}"></script>
     <script type="text/javascript" src="{% static "pretixbase/js/addressform.js" %}"></script>
     <script type="text/javascript" src="{% static "pretixbase/js/deanonymize_email.js" %}"></script>
+    <script type="text/javascript" src="{% static "pretixbase/js/errors.js" %}"></script>
 {% endcompress %}

src/pretix/presale/utils.py

@@ -59,7 +59,7 @@ from pretix.base.timemachine import time_machine_now_assigned_from_request
 from pretix.helpers.http import redirect_to_url
 from pretix.multidomain.models import KnownDomain
 from pretix.multidomain.urlreverse import (
-    build_absolute_uri, get_event_domain, get_organizer_domain,
+    eventreverse_absolute, get_event_domain, get_organizer_domain,
 )
 from pretix.presale.signals import process_request, process_response
 
@@ -283,7 +283,7 @@ def _detect_event(request, require_live=True, require_plugin=None):
                 domain, domainmode = get_event_domain(request.event, fallback=False, return_mode=True)
                 if not domain and request_domain_mode == KnownDomain.MODE_ORG_ALT_DOMAIN:
                     path = request.get_full_path().split("/", 2)[-1]
-                    r = redirect_to_url(build_absolute_uri(request.event, "presale:event.index") + path)
+                    r = redirect_to_url(eventreverse_absolute(request.event, "presale:event.index") + path)
                     r['Access-Control-Allow-Origin'] = '*'
                     return r
                 elif domain and domain != request.host:

src/pretix/presale/views/customer.py

@@ -56,7 +56,7 @@ from pretix.base.signals import customer_created, customer_signed_in
 from pretix.helpers.compat import CompatDeleteView
 from pretix.helpers.http import redirect_to_url
 from pretix.multidomain.models import KnownDomain
-from pretix.multidomain.urlreverse import build_absolute_uri, eventreverse
+from pretix.multidomain.urlreverse import eventreverse, eventreverse_absolute
 from pretix.presale.forms.customer import (
     AuthenticationForm, ChangeInfoForm, ChangePasswordForm, RegistrationForm,
     ResetPasswordForm, SetPasswordForm, TokenGenerator,
@@ -316,8 +316,10 @@ class ResetPasswordView(FormView):
         customer.log_action('pretix.customer.password.resetrequested', {})
         ctx = customer.get_email_context()
         token = TokenGenerator().make_token(customer)
-        ctx['url'] = build_absolute_uri(self.request.organizer,
-                                        'presale:organizer.customer.recoverpw') + '?id=' + customer.identifier + '&token=' + token
+        ctx['url'] = eventreverse_absolute(
+            self.request.organizer,
+            'presale:organizer.customer.recoverpw'
+        ) + '?id=' + customer.identifier + '&token=' + token
         mail(
             customer.email,
             self.request.organizer.settings.mail_subject_customer_reset,
@@ -574,7 +576,7 @@ class ChangeInformationView(CustomerAccountBaseMixin, FormView):
             new_email = form.cleaned_data['email']
             form.cleaned_data['email'] = form.instance.email = self.initial_email
             ctx = form.instance.get_email_context()
-            ctx['url'] = build_absolute_uri(
+            ctx['url'] = eventreverse_absolute(
                 self.request.organizer,
                 'presale:organizer.customer.change.confirm'
             ) + '?token=' + dumps({
@@ -703,7 +705,7 @@ class SSOLoginView(RedirectBackMixin, View):
         request.session[f'pretix_customerauth_{self.provider.pk}_nonce'] = nonce
         request.session[f'pretix_customerauth_{self.provider.pk}_popup_origin'] = popup_origin
         request.session[f'pretix_customerauth_{self.provider.pk}_cross_domain_requested'] = self.request.GET.get("request_cross_domain_customer_auth") == "true"
-        redirect_uri = build_absolute_uri(self.request.organizer, 'presale:organizer.customer.login.return', kwargs={
+        redirect_uri = eventreverse_absolute(self.request.organizer, 'presale:organizer.customer.login.return', kwargs={
             'provider': self.provider.pk
         })
 
@@ -777,7 +779,7 @@ class SSOLoginReturnView(RedirectBackMixin, View):
                     ),
                     popup_origin,
                 )
-            redirect_uri = build_absolute_uri(
+            redirect_uri = eventreverse_absolute(
                 self.request.organizer, 'presale:organizer.customer.login.return',
                 kwargs={
                     'provider': self.provider.pk

src/pretix/presale/views/oidc_op.py

@@ -46,7 +46,7 @@ from pretix.base.models.customers import (
 )
 from pretix.helpers.http import redirect_to_url
 from pretix.multidomain.middlewares import CsrfViewMiddleware
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 from pretix.presale.forms.customer import AuthenticationForm
 from pretix.presale.utils import customer_login, get_customer_auth_time
 
@@ -519,17 +519,17 @@ class ConfigurationView(View):
 
     def get(self, request, *args, **kwargs):
         return JsonResponse({
-            'issuer': build_absolute_uri(request.organizer, 'presale:organizer.index').rstrip('/'),
-            'authorization_endpoint': build_absolute_uri(
+            'issuer': eventreverse_absolute(request.organizer, 'presale:organizer.index').rstrip('/'),
+            'authorization_endpoint': eventreverse_absolute(
                 request.organizer, 'presale:organizer.oauth2.v1.authorize'
             ),
-            'token_endpoint': build_absolute_uri(
+            'token_endpoint': eventreverse_absolute(
                 request.organizer, 'presale:organizer.oauth2.v1.token'
             ),
-            'userinfo_endpoint': build_absolute_uri(
+            'userinfo_endpoint': eventreverse_absolute(
                 request.organizer, 'presale:organizer.oauth2.v1.userinfo'
             ),
-            'jwks_uri': build_absolute_uri(
+            'jwks_uri': eventreverse_absolute(
                 request.organizer, 'presale:organizer.oauth2.v1.jwks'
             ),
             'scopes_supported': [k for k, v in CustomerSSOClient.SCOPE_CHOICES],

src/pretix/presale/views/order.py

@@ -89,7 +89,7 @@ from pretix.base.views.mixins import OrderQuestionsViewMixin
 from pretix.base.views.tasks import AsyncAction
 from pretix.helpers.http import redirect_to_url
 from pretix.helpers.safedownload import check_token
-from pretix.multidomain.urlreverse import build_absolute_uri, eventreverse
+from pretix.multidomain.urlreverse import eventreverse, eventreverse_absolute
 from pretix.presale.forms.checkout import InvoiceAddressForm, QuestionsForm
 from pretix.presale.forms.order import OrderPositionChangeForm
 from pretix.presale.signals import question_form_fields_overrides
@@ -312,7 +312,7 @@ class OrderDetails(EventViewMixin, OrderDetailMixin, CartMixin, TicketPageMixin,
                 state__in=[OrderPayment.PAYMENT_STATE_CANCELED, OrderPayment.PAYMENT_STATE_FAILED]
             ).exists() and self.order.status == Order.STATUS_PENDING:
                 ctx['generate_invoice_requires'] = 'payment'
-        ctx['url'] = build_absolute_uri(
+        ctx['url'] = eventreverse_absolute(
             self.request.event, 'presale:event.order', kwargs={
                 'order': self.order.code,
                 'secret': self.order.secret

src/pretix/presale/views/organizer.py

@@ -74,7 +74,7 @@ from pretix.helpers.formats.en.formats import (
 from pretix.helpers.http import redirect_to_url
 from pretix.helpers.i18n import parse_date_localized
 from pretix.helpers.thumb import get_thumbnail
-from pretix.multidomain.urlreverse import build_absolute_uri, eventreverse
+from pretix.multidomain.urlreverse import eventreverse, eventreverse_absolute
 from pretix.presale.forms.organizer import EventListFilterForm
 from pretix.presale.ical import get_public_ical
 from pretix.presale.signals import filter_subevents
@@ -1380,7 +1380,7 @@ class OrganizerFavicon(View):
 
 class RedirectToOrganizerIndex(View):
     def get(self, *args, **kwargs):
-        return redirect_to_url(build_absolute_uri(self.request.organizer, "presale:organizer.index"))
+        return redirect_to_url(eventreverse_absolute(self.request.organizer, "presale:organizer.index"))
 
 
 class AccessibilityView(OrganizerViewMixin, EventListMixin, TemplateView):

src/pretix/presale/views/widget.py

@@ -65,7 +65,7 @@ from pretix.base.settings import GlobalSettingsObject
 from pretix.base.templatetags.rich_text import rich_text
 from pretix.helpers.daterange import daterange
 from pretix.helpers.thumb import get_thumbnail
-from pretix.multidomain.urlreverse import build_absolute_uri
+from pretix.multidomain.urlreverse import eventreverse_absolute
 from pretix.presale.forms.organizer import meta_filtersets
 from pretix.presale.style import get_theme_vars_css
 from pretix.presale.views.cart import get_or_create_cart_id
@@ -303,7 +303,7 @@ def get_picture(event, picture, size=None):
             logger.exception(f'Failed to create thumbnail of {picture.name}')
     if not thumb:
         thumb = default_storage.url(picture.name)
-    return urljoin(build_absolute_uri(event, 'presale:event.index'), thumb)
+    return urljoin(eventreverse_absolute(event, 'presale:event.index'), thumb)
 
 
 class WidgetAPIProductList(EventListMixin, View):
@@ -547,7 +547,7 @@ class WidgetAPIProductList(EventListMixin, View):
                 'location': str(ev.location),
                 'date_range': self._get_date_range(ev, event, tz=tz),
                 'availability': self._get_availability(ev, event, tz=tz),
-                'event_url': build_absolute_uri(event, 'presale:event.index'),
+                'event_url': eventreverse_absolute(event, 'presale:event.index'),
                 'subevent': ev.pk if isinstance(ev, SubEvent) else None,
             })
         return events
@@ -748,7 +748,7 @@ class WidgetAPIProductList(EventListMixin, View):
                         'location': str(ev.location),
                         'date_range': self._get_date_range(ev, ev.event, tz),
                         'availability': self._get_availability(ev, ev.event, tz=tz),
-                        'event_url': build_absolute_uri(ev.event, 'presale:event.index'),
+                        'event_url': eventreverse_absolute(ev.event, 'presale:event.index'),
                         'subevent': ev.pk,
                     } for ev in evs
                 ]
@@ -771,7 +771,7 @@ class WidgetAPIProductList(EventListMixin, View):
                         'location': str(event.location),
                         'date_range': dr,
                         'availability': avail,
-                        'event_url': build_absolute_uri(event, 'presale:event.index'),
+                        'event_url': eventreverse_absolute(event, 'presale:event.index'),
                     })
 
         cache.set(cache_key, data, 30)
@@ -796,7 +796,7 @@ class WidgetAPIProductList(EventListMixin, View):
                 return self.response(cached_data)
 
         data = {
-            'target_url': build_absolute_uri(request.event, 'presale:event.index'),
+            'target_url': eventreverse_absolute(request.event, 'presale:event.index'),
             'subevent': self.subevent.pk if self.subevent else None,
             'currency': request.event.currency,
             'display_net_prices': request.event.settings.display_net_prices,

src/pretix/static/jsi18n/en/djangojs.js

@@ -1,5 +1,4 @@
 
-
 'use strict';
 {
   const globals = this;

src/pretix/static/pretixbase/js/asynctask.js

@@ -174,15 +174,16 @@ function async_task_error(jqXHR, textStatus, errorThrown) {
         var respdom = $(jqXHR.responseText);
         var c = respdom.filter('.container');
         if (respdom.filter('form') && (respdom.filter('.has-error') || respdom.filter('.alert-danger'))) {
-            // This is a failed form validation, let's just use it
-
             if (respdom.filter('#page-wrapper') && $('#page-wrapper').length) {
+                // This is a failed form validation, let's just use it
                 async_task_replace_page("#page-wrapper", respdom.find("#page-wrapper").html());
             } else {
                 async_task_replace_page("body", jqXHR.responseText.substring(
                     jqXHR.responseText.indexOf("<body"),
                     jqXHR.responseText.indexOf("</body")
                 ));
+                document.dispatchEvent(new Event("pretix:async-task-error"))
+
             }
 
         } else if (c.length > 0) {

src/pretix/static/pretixbase/js/errors.js

@@ -1,5 +1,11 @@
-document.getElementById('goback').onclick =
-   function() {window.history.back()};
-
-document.getElementById('reload').onclick =
- function() {window.location.reload(true)};
+['DOMContentLoaded', 'pretix:async-task-error'].forEach(function (ev) {
+  document.addEventListener(ev, function () {
+    document.querySelectorAll('#goback, #reload').forEach(function (element) {
+      const regularLoad = ev === 'DOMContentLoaded' && element.id === 'goback';
+      element.addEventListener('click', regularLoad
+        ? () => window.history.back()
+        : () => window.location.reload()
+      );
+    });
+  });
+});

src/pretix/static/pretixcontrol/scss/main.scss

@@ -864,6 +864,9 @@ tbody th {
 .checkin-sim-result-status-incomplete {
     background: $brand-primary;
 }
+.checkin-sim-result-status-exchange {
+    background: $brand-primary;
+}
 .checkin-sim-result-status-error {
     background: $brand-danger;
 }

src/pretix/static/pretixpresale/js/widget/widget.js

@@ -2051,9 +2051,16 @@ var shared_root_methods = {
             this.$root.set_cart_id(data.cart_id);
             this.$root.overlay.frame_loading = false;
             callback()
-        }, () => {
+        }, (xhr, data) => {
+          if (xhr.status === 429 && typeof xhr.responseURL !== "undefined") {
+            this.$root.overlay.error_message = strings['cart_error_429'];
+            this.$root.overlay.frame_loading = false;
+            this.$root.overlay.error_url_after = this.$root.newTabTarget;
+            this.$root.overlay.error_url_after_new_tab = true;
+          } else {
             this.$root.overlay.error_message = strings['cart_error'];
             this.$root.overlay.frame_loading = false;
+          }
         })
     },
     get_cart_id: function() {
@@ -2142,7 +2149,14 @@ var shared_root_computed = {
         if (this.subevent) {
             target = this.target_url + this.subevent + '/';
         }
-        return target;
+        var parameters = this.$root.consent_parameter
+        if (this.$root.additionalURLParams) {
+          parameters += `&${this.$root.additionalURLParams}`
+        }
+        if (parameters) {
+          target += '?' + parameters.replace(/^&/, '')
+        }
+        return target
     },
     useIframe: function () {
         if (window.crossOriginIsolated === true) {

src/pretix/static/pretixpresale/widget/src/sharedStore.ts

@@ -162,7 +162,15 @@ export function createWidgetStore (config: {
 				return params.toString()
 			},
 			newTabTarget (): string {
-				return this.subevent ? `${this.targetUrl}${this.subevent}/` : this.targetUrl
+				let url = this.subevent ? `${this.targetUrl}${this.subevent}/` : this.targetUrl
+				let parameters = this.consentParameter
+				if (this.additionalURLParams) {
+					parameters += `&${this.additionalURLParams}`
+				}
+				if (parameters) {
+					url += '?' + parameters.replace(/^&/, '')
+				}
+				return url
 			},
 			formTarget (): string {
 				const isFirefox = navigator.userAgent.toLowerCase().includes('firefox')
@@ -441,6 +449,7 @@ export function createWidgetStore (config: {
 							this.overlay.frameLoading = false
 							this.overlay.errorUrlAfter = this.newTabTarget
 							this.overlay.errorUrlAfterNewTab = true
+							return
 						} else if (e.status === 405) {
 							// Likely a redirect!
 							this.targetUrl = e.responseUrl.substring(0, e.responseUrl.indexOf('/cart/add') - 18)
@@ -460,11 +469,18 @@ export function createWidgetStore (config: {
 					this.overlay.frameLoading = true
 					const data = await createCart(url)
 					this.setCartId(data.cart_id)
+					return true
 				} catch (e) {
-					if (e instanceof ApiError && (e.status === 200 || (e.status >= 400 && e.status < 500))) {
+					if (e instanceof ApiError && e.status === 429) {
+						this.overlay.errorMessage = STRINGS.cart_error_429
+						this.overlay.frameLoading = false
+						this.overlay.errorUrlAfter = this.newTabTarget
+						this.overlay.errorUrlAfterNewTab = true
+					} else if (e instanceof ApiError && (e.status === 200 || (e.status >= 400 && e.status < 500))) {
 						this.overlay.errorMessage = STRINGS.cart_error
 						this.overlay.frameLoading = false
 					}
+					return false
 				}
 			},
 			redeem (voucherCode: string, event?: Event) {
@@ -484,7 +500,7 @@ export function createWidgetStore (config: {
 			async resume () {
 				if (!this.cartId && this.keepCart) {
 					// create an empty cart whose id we can persist
-					await this.createCart()
+					if (!await this.createCart()) return
 				}
 				let redirectUrl = `${this.targetUrl}w/${globalWidgetId}/`
 				if (this.subevent && this.isButton && this.items.length === 0) {

src/tests/api/test_checkinrpc.py

@@ -34,7 +34,7 @@ from tests.const import SAMPLE_PNG
 
 from pretix.api.serializers.item import QuestionSerializer
 from pretix.base.models import (
-    Checkin, InvoiceAddress, Order, OrderPosition, ReusableMedium,
+    Checkin, InvoiceAddress, Item, Order, OrderPosition, ReusableMedium,
 )
 
 # Lots of this code is overlapping with test_checkin.py, and some of it is arguably redundant since it's triggering
@@ -1253,3 +1253,489 @@ def test_annul_failures(device_client, team, organizer, clist, clist_event2, eve
     with scopes_disabled():
         ci = p.all_checkins.get()
         assert ci.successful
+
+
+@pytest.mark.django_db
+def test_exchange_incomplete_body(token_client, organizer, clist, event, order):
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid"
+    })
+    assert resp.status_code == 400
+    assert resp.data == {
+        'non_field_errors': ['If you set any of exchange_medium_type or exchange_medium_identifier, you need to set both of them.']
+    }
+
+
+@pytest.mark.django_db
+def test_exchange_medium_for_medium(token_client, organizer, clist, event, order):
+    with scopes_disabled():
+        rm = ReusableMedium.objects.create(
+            type="barcode",
+            identifier="abcdef",
+            organizer=organizer,
+        )
+        rm.linked_orderpositions.add(order.positions.first())
+    resp = _redeem(token_client, organizer, clist, "abcdef", {
+        "source_type": "barcode",
+        "exchange_medium_type": "barcode",
+        "exchange_medium_identifier": "hijkl",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'error'
+    assert resp.data['reason'] == 'error'
+
+
+@pytest.mark.django_db
+def test_exchange_unknown_media_type(token_client, organizer, clist, event, order):
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "unknown",
+        "exchange_medium_identifier": "hijkl",
+    })
+    assert resp.status_code == 400
+    assert resp.data == {"exchange_medium_type": ["\"unknown\" is not a valid choice."]}
+
+
+@pytest.mark.django_db
+def test_exchange_disabled_media_type(token_client, organizer, clist, event, order):
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "hijkl",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'error'
+    assert resp.data['reason'] == 'error'
+    assert resp.data['reason_explanation'] == 'Medium type is not enabled for organizer.'
+
+
+@pytest.mark.django_db
+def test_exchange_mismatch_media_type(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "barcode"
+    item.save()
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "12345678",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'error'
+    assert resp.data['reason'] == 'product'
+    assert resp.data['reason_explanation'] == 'Incorrect medium type for product.'
+
+
+@pytest.mark.django_db
+def test_exchange_no_item_policy(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.save()
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "12345678",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'error'
+    assert resp.data['reason'] == 'product'
+    assert resp.data['reason_explanation'] == 'Product does not support medium exchange.'
+
+
+@pytest.mark.django_db
+def test_exchange_reuse_or_new_new(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_REUSE_OR_NEW
+    item.save()
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "12345678",
+    })
+    assert resp.status_code == 201
+    assert resp.data['status'] == 'ok'
+    with scopes_disabled():
+        rm = ReusableMedium.objects.get(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+        )
+        assert rm.linked_orderpositions.get().secret == "z3fsn8jyufm5kpk768q69gkbyr5f4h6w"
+
+
+@pytest.mark.django_db
+def test_exchange_reuse_or_new_reuse_replace(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_REUSE_OR_NEW
+    item.save()
+    with scopes_disabled():
+        rm = ReusableMedium.objects.create(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+        )
+        rm.linked_orderpositions.add(order.positions.last())
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "12345678",
+    })
+    assert resp.status_code == 201
+    assert resp.data['status'] == 'ok'
+    rm.refresh_from_db()
+    with scopes_disabled():
+        assert rm.linked_orderpositions.get().secret == "z3fsn8jyufm5kpk768q69gkbyr5f4h6w"
+
+
+@pytest.mark.django_db
+def test_exchange_reuse_or_new_reuse_append(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_APPEND_OR_NEW
+    item.save()
+    with scopes_disabled():
+        rm = ReusableMedium.objects.create(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+        )
+        rm.linked_orderpositions.add(order.positions.last())
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "12345678",
+    })
+    assert resp.status_code == 201
+    assert resp.data['status'] == 'ok'
+    rm.refresh_from_db()
+    with scopes_disabled():
+        assert rm.linked_orderpositions.count() == 2
+        assert rm.linked_orderpositions.filter(secret="z3fsn8jyufm5kpk768q69gkbyr5f4h6w").exists()
+
+
+@pytest.mark.django_db
+def test_exchange_reuse_exists_append(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_APPEND_OR_NEW
+    item.save()
+    with scopes_disabled():
+        rm = ReusableMedium.objects.create(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+        )
+        rm.linked_orderpositions.add(order.positions.last())
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "12345678",
+    })
+    assert resp.status_code == 201
+    assert resp.data['status'] == 'ok'
+    rm.refresh_from_db()
+    with scopes_disabled():
+        assert rm.linked_orderpositions.count() == 2
+        assert rm.linked_orderpositions.filter(secret="z3fsn8jyufm5kpk768q69gkbyr5f4h6w").exists()
+
+
+@pytest.mark.django_db
+def test_exchange_reuse_expired(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_REUSE
+    item.save()
+    with scopes_disabled():
+        rm = ReusableMedium.objects.create(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+            expires=now() - datetime.timedelta(hours=2),
+        )
+        rm.linked_orderpositions.add(order.positions.last())
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "12345678",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'error'
+    assert resp.data['reason'] == 'medium_invalid'
+
+
+@pytest.mark.django_db
+def test_exchange_reuse_not_exists(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_REUSE
+    item.save()
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "12345678",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'error'
+    assert resp.data['reason'] == 'medium_invalid'
+
+
+@pytest.mark.django_db
+def test_exchange_new_exists(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_NEW
+    item.save()
+    with scopes_disabled():
+        rm = ReusableMedium.objects.create(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+        )
+        rm.linked_orderpositions.add(order.positions.last())
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "12345678",
+        "exchange_link_action": "append",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'error'
+    assert resp.data['reason'] == 'medium_exists'
+
+
+@pytest.mark.django_db
+def test_exchange_new_not_exists(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_NEW
+    item.save()
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "12345678",
+        "exchange_link_action": "replace",
+    })
+    assert resp.status_code == 201
+    assert resp.data['status'] == 'ok'
+    with scopes_disabled():
+        rm = ReusableMedium.objects.get(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+        )
+        assert rm.linked_orderpositions.get().secret == "z3fsn8jyufm5kpk768q69gkbyr5f4h6w"
+
+
+@pytest.mark.django_db
+def test_exchange_required(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_NEW
+    item.save()
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'exchange'
+    assert resp.data['media_policy'] == 'new'
+    assert resp.data['media_type'] == 'nfc_uid'
+
+    with scopes_disabled():
+        rm = ReusableMedium.objects.create(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+        )
+        rm.linked_orderpositions.add(order.positions.first())
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+    })
+    assert resp.status_code == 201
+    assert resp.data['status'] == 'ok'
+    # Force works
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "force": True,
+    })
+    assert resp.status_code == 201
+    assert resp.data['status'] == 'ok'
+
+
+@pytest.mark.django_db
+def test_exchanged_original_barcode_ok(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_NEW
+    item.save()
+
+    with scopes_disabled():
+        rm = ReusableMedium.objects.create(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+        )
+        rm.linked_orderpositions.add(order.positions.first())
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+    })
+    assert resp.status_code == 201
+    assert resp.data['status'] == 'ok'
+
+
+@pytest.mark.django_db
+def test_exchanged_original_barcode_not_ok(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    organizer.settings.reusable_media_usage_enforced = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_NEW
+    item.save()
+
+    with scopes_disabled():
+        rm = ReusableMedium.objects.create(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+        )
+        rm.linked_orderpositions.add(order.positions.first())
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'error'
+    assert resp.data['reason'] == 'already_exchanged'
+    # Force works
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "force": True,
+    })
+    assert resp.status_code == 201
+    assert resp.data['status'] == 'ok'
+
+
+@pytest.mark.django_db
+def test_exchanged_scan_medium_ok(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    organizer.settings.reusable_media_usage_enforced = True
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_NEW
+    item.save()
+
+    with scopes_disabled():
+        rm = ReusableMedium.objects.create(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+        )
+        rm.linked_orderpositions.add(order.positions.first())
+    resp = _redeem(token_client, organizer, clist, "12345678", {
+        "source_type": "nfc_uid",
+    })
+    assert resp.status_code == 201
+    assert resp.data['status'] == 'ok'
+
+
+@pytest.mark.django_db
+def test_exchanged_double_exchange(token_client, organizer, clist, event, order, item):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    organizer.settings.reusable_media_usage_enforced = False
+    item.media_type = "nfc_uid"
+    item.media_policy = Item.MEDIA_POLICY_NEW
+    item.save()
+
+    with scopes_disabled():
+        rm = ReusableMedium.objects.create(
+            type="nfc_uid",
+            identifier="12345678",
+            organizer=organizer,
+        )
+        rm.linked_orderpositions.add(order.positions.first())
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "87654321",
+        "exchange_link_action": "replace",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'error'
+    assert resp.data['reason'] == 'already_exchanged'
+
+
+@pytest.mark.django_db
+@pytest.mark.parametrize(
+    "media_policy,media_type",
+    [
+        (Item.MEDIA_POLICY_NEW, "nfc_mf0aes"),
+        (Item.MEDIA_POLICY_REUSE_OR_NEW, "nfc_mf0aes"),
+        (Item.MEDIA_POLICY_APPEND_OR_NEW, "nfc_mf0aes"),
+        (Item.MEDIA_POLICY_NEW, "barcode"),
+        (Item.MEDIA_POLICY_REUSE_OR_NEW, "barcode"),
+        (Item.MEDIA_POLICY_APPEND_OR_NEW, "barcode"),
+    ]
+)
+def test_exchange_unsupported_media_type_for_new(token_client, organizer, clist, event, order, item, media_policy, media_type):
+    organizer.settings.set(f'reusable_media_type_{media_type}', True)
+    # Shouldn't be configurable, but test that the logic is solid anyway
+    item.media_type = media_type
+    item.media_policy = media_policy
+    item.save()
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": media_type,
+        "exchange_medium_identifier": "12345678",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'error'
+    assert resp.data['reason'] == 'medium_invalid'
+
+
+@pytest.mark.django_db
+@pytest.mark.parametrize(
+    "media_policy",
+    [
+        Item.MEDIA_POLICY_NEW,
+        Item.MEDIA_POLICY_REUSE_OR_NEW,
+        Item.MEDIA_POLICY_APPEND_OR_NEW,
+    ]
+)
+def test_exchange_rejected_media_identifier(token_client, organizer, clist, event, order, item, media_policy):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    item.media_type = "nfc_uid"
+    item.media_policy = media_policy
+    item.save()
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "08RANDOM",
+    })
+    assert resp.status_code == 400
+    assert resp.data['status'] == 'error'
+    assert resp.data['reason'] == 'medium_invalid'
+
+
+@pytest.mark.django_db
+@pytest.mark.parametrize(
+    "media_policy",
+    [
+        Item.MEDIA_POLICY_NEW,
+        Item.MEDIA_POLICY_REUSE_OR_NEW,
+        Item.MEDIA_POLICY_APPEND_OR_NEW,
+    ]
+)
+def test_exchange_create_gift_card(token_client, organizer, clist, event, order, item, media_policy):
+    organizer.settings.reusable_media_type_nfc_uid = True
+    organizer.settings.reusable_media_type_nfc_uid_autocreate_giftcard = True
+    organizer.settings.reusable_media_type_nfc_uid_autocreate_giftcard_currency = "EUR"
+    item.media_type = "nfc_uid"
+    item.media_policy = media_policy
+    item.save()
+    resp = _redeem(token_client, organizer, clist, "z3fsn8jyufm5kpk768q69gkbyr5f4h6w", {
+        "source_type": "barcode",
+        "exchange_medium_type": "nfc_uid",
+        "exchange_medium_identifier": "0412345",
+    })
+    assert resp.status_code == 201
+    with scopes_disabled():
+        rm = ReusableMedium.objects.get(identifier="0412345")
+        assert rm.linked_giftcard.currency == "EUR"

src/tests/api/test_order_create.py

@@ -3141,24 +3141,13 @@ def test_order_create_use_medium(token_client, organizer, event, item, quota, qu
 @pytest.mark.django_db
 def test_order_create_add_to_medium(token_client, organizer, event, item, quota, question, medium):
     item.media_type = medium.type
-    item.media_policy = Item.MEDIA_POLICY_REUSE_OR_NEW
+    item.media_policy = Item.MEDIA_POLICY_APPEND_OR_NEW
     item.save()
     res = copy.deepcopy(ORDER_CREATE_PAYLOAD)
     res['positions'][0]['item'] = item.pk
     res['positions'][0]['use_reusable_medium'] = medium.pk
-    res['positions'][0]['add_to_reusable_medium'] = medium.pk
     res['positions'][0]['answers'][0]['question'] = question.pk
 
-    # do not use use_reusable_medium and add_to_reusable_medium
-    resp = token_client.post(
-        '/api/v1/organizers/{}/events/{}/orders/?pdf_data=true'.format(
-            organizer.slug, event.slug
-        ), format='json', data=res
-    )
-    assert resp.status_code == 400
-
-    del res['positions'][0]['use_reusable_medium']
-
     resp = token_client.post(
         '/api/v1/organizers/{}/events/{}/orders/?pdf_data=true'.format(
             organizer.slug, event.slug
@@ -3179,8 +3168,9 @@ def test_order_create_add_to_medium(token_client, organizer, event, item, quota,
         medium.refresh_from_db()
         assert medium.linked_orderpositions.count() == 2
 
+    item.media_policy = Item.MEDIA_POLICY_REUSE_OR_NEW
+    item.save()
     res['positions'][0]['use_reusable_medium'] = medium.pk
-    del res['positions'][0]['add_to_reusable_medium']
     resp = token_client.post(
         '/api/v1/organizers/{}/events/{}/orders/?pdf_data=true'.format(
             organizer.slug, event.slug

src/tests/base/test_checkin.py

@@ -1186,7 +1186,7 @@ def test_rules_reasoning_prefer_number_over_date(event, position, clist):
 
 @pytest.mark.django_db(transaction=True)
 def test_position_queries(django_assert_max_num_queries, position, clist):
-    with django_assert_max_num_queries(13) as captured:
+    with django_assert_max_num_queries(12) as captured:
         perform_checkin(position, clist, {})
     if 'sqlite' not in settings.DATABASES['default']['ENGINE']:
         assert any('FOR UPDATE' in s['sql'] for s in captured)

src/tests/base/test_orders.py

@@ -4123,8 +4123,8 @@ def test_giftcard_multiple(event):
     for p in order.payments.all():
         p.payment_provider.execute_payment(None, p)
 
-    assert order.payments.get(info__icontains=gc1.pk).amount == Decimal('12.00')
-    assert order.payments.get(info__icontains=gc2.pk).amount == Decimal('11.00')
+    assert order.payments.get(amount=Decimal("12.00")).info_data["gift_card"] == gc1.pk
+    assert order.payments.get(amount=Decimal("11.00")).info_data["gift_card"] == gc2.pk
     gc1 = GiftCard.objects.get(pk=gc1.pk)
     assert gc1.value == 0
     gc2 = GiftCard.objects.get(pk=gc2.pk)

src/tests/helpers/test_urls.py

@@ -22,17 +22,17 @@
 from django import urls
 from django.test import override_settings
 
-from pretix.helpers.urls import build_absolute_uri
+from pretix.helpers.urls import mainreverse_absolute
 
 
 def test_site_url_domain():
     with override_settings(SITE_URL='https://example.com'):
-        assert build_absolute_uri('control:auth.login') == 'https://example.com/control/login'
+        assert mainreverse_absolute('control:auth.login') == 'https://example.com/control/login'
 
 
 def test_site_url_subpath():
     with override_settings(SITE_URL='https://example.com/presale'):
         old_prefix = urls.get_script_prefix()
         urls.set_script_prefix('/presale/')
-        assert build_absolute_uri('control:auth.login') == 'https://example.com/presale/control/login'
+        assert mainreverse_absolute('control:auth.login') == 'https://example.com/presale/control/login'
         urls.set_script_prefix(old_prefix)

src/tests/multidomain/test_urlreverse.py

@@ -26,7 +26,7 @@ from django_scopes import scopes_disabled
 
 from pretix.base.models import Event, Organizer
 from pretix.multidomain.models import KnownDomain
-from pretix.multidomain.urlreverse import build_absolute_uri, eventreverse
+from pretix.multidomain.urlreverse import eventreverse, eventreverse_absolute
 from pretix.testutils.queries import assert_num_queries
 
 
@@ -248,20 +248,20 @@ def test_event_custom_domain_cache_clear(env):
 
 @pytest.mark.django_db
 def test_event_main_domain_absolute(env):
-    assert build_absolute_uri(env[1], 'presale:event.index') == 'http://example.com/mrmcd/2015/'
+    assert eventreverse_absolute(env[1], 'presale:event.index') == 'http://example.com/mrmcd/2015/'
 
 
 @pytest.mark.django_db
 def test_event_custom_domain_absolute(env):
     KnownDomain.objects.create(domainname='foobar', organizer=env[0])
     KnownDomain.objects.create(domainname='barfoo', organizer=env[0], event=env[1])
-    assert build_absolute_uri(env[1], 'presale:event.index') == 'http://barfoo/'
+    assert eventreverse_absolute(env[1], 'presale:event.index') == 'http://barfoo/'
 
 
 @pytest.mark.django_db
 def test_event_org_domain_absolute(env):
     KnownDomain.objects.create(domainname='foobar', organizer=env[0])
-    assert build_absolute_uri(env[1], 'presale:event.index') == 'http://foobar/2015/'
+    assert eventreverse_absolute(env[1], 'presale:event.index') == 'http://foobar/2015/'
 
 
 @pytest.mark.django_db
@@ -269,4 +269,4 @@ def test_event_org_alt_domain_absolute(env):
     KnownDomain.objects.create(domainname='foobar', organizer=env[0])
     d = KnownDomain.objects.create(domainname='altfoo', organizer=env[0], mode=KnownDomain.MODE_ORG_ALT_DOMAIN)
     d.event_assignments.create(event=env[1])
-    assert build_absolute_uri(env[1], 'presale:event.index') == 'http://altfoo/2015/'
+    assert eventreverse_absolute(env[1], 'presale:event.index') == 'http://altfoo/2015/'