Add exporter for reusable media

src/pretix/base/exporters/__init__.py

@@ -28,4 +28,5 @@ from .items import *  # noqa
 from .json import *  # noqa
 from .mail import *  # noqa
 from .orderlist import *  # noqa
+from .reusablemedia import *  # noqa
 from .waitinglist import *  # noqa

src/pretix/base/exporters/reusablemedia.py

@@ -0,0 +1,78 @@
+#
+# This file is part of pretix (Community Edition).
+#
+# Copyright (C) 2014-2020 Raphael Michel and contributors
+# Copyright (C) 2020-2021 rami.io GmbH and contributors
+#
+# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
+# Public License as published by the Free Software Foundation in version 3 of the License.
+#
+# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
+# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
+# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
+# this file, see <https://pretix.eu/about/en/license>.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
+# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more
+# details.
+#
+# 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/>.
+#
+
+from django.dispatch import receiver
+from django.utils.formats import date_format
+from django.utils.translation import gettext_lazy as _, pgettext, pgettext_lazy
+
+from ..exporter import ListExporter, OrganizerLevelExportMixin
+from ..models import ReusableMedium
+from ..signals import register_multievent_data_exporters
+
+
+class ReusableMediaExporter(OrganizerLevelExportMixin, ListExporter):
+    identifier = 'reusablemedia'
+    verbose_name = _('Reusable media')
+    category = pgettext_lazy('export_category', 'Reusable media')
+    description = _('Download a spread sheet with the data of all reusable medias on your account.')
+
+    def iterate_list(self, form_data):
+        media = ReusableMedium.objects.filter(
+            organizer=self.organizer,
+        ).select_related(
+            'customer', 'linked_orderposition', 'linked_giftcard',
+        ).order_by('created')
+
+        headers = [
+            pgettext('reusable_medium', 'Media type'),
+            pgettext('reusable_medium', 'Identifier'),
+            _('Active'),
+            _('Expiration date'),
+            _('Customer account'),
+            _('Linked ticket'),
+            _('Linked gift card'),
+            _('Notes'),
+        ]
+
+        yield headers
+        yield self.ProgressSetTotal(total=media.count())
+
+        for medium in media.iterator(chunk_size=1000):
+            row = [
+                medium.type,
+                medium.identifier,
+                _('Yes') if medium.active else _('No'),
+                date_format(medium.expires, 'SHORT_DATETIME_FORMAT') if medium.expires else '',
+                medium.customer.identifier if medium.customer_id else '',
+                f"{medium.linked_orderposition.order.code}-{medium.linked_orderposition.positionid}" if medium.linked_orderposition_id else '',
+                medium.linked_giftcard.secret if medium.linked_giftcard_id else '',
+                medium.notes,
+            ]
+            yield row
+
+    def get_filename(self):
+        return f'{self.organizer.slug}_media'
+
+
+@receiver(register_multievent_data_exporters, dispatch_uid="multiexporter_reusablemedia")
+def register_multievent_i_reusable_media_exporter(sender, **kwargs):
+    return ReusableMediaExporter