Fix pyproject.toml wheel build issues (#3313)

.github/workflows/build.yml

@@ -0,0 +1,49 @@
+name: Build
+
+on:
+  push:
+    branches: [ master ]
+    paths-ignore:
+      - 'doc/**'
+      - 'src/pretix/locale/**'
+  pull_request:
+    branches: [ master ]
+    paths-ignore:
+      - 'doc/**'
+      - 'src/pretix/locale/**'
+
+permissions:
+  contents: read  #  to fetch code (actions/checkout)
+
+env:
+  FORCE_COLOR: 1
+
+jobs:
+  test:
+    runs-on: ubuntu-22.04
+    name: Packaging
+    strategy:
+      matrix:
+        python-version: ["3.11"]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v1
+        with:
+          python-version: ${{ matrix.python-version }}
+      - uses: actions/cache@v1
+        with:
+          path: ~/.cache/pip
+          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
+          restore-keys: |
+            ${{ runner.os }}-pip-
+      - name: Install system dependencies
+        run: sudo apt update && sudo apt install gettext unzip
+      - name: Install Python dependencies
+        run: pip3 install -U setuptools build pip check-manifest
+      - name: Run check-manifest
+        run: check-manifest
+      - name: Run build
+        run: python -m build
+      - name: Check files
+        run: unzip -l dist/pretix*whl | grep node_modules || exit 1

.gitlab-ci.yml

@@ -30,7 +30,7 @@ pypi:
         - make npminstall
         - cd ..
         - check-manifest
-        - python setup.py sdist bdist_wheel
+        - python -m build
         - twine check dist/*
         - twine upload dist/*
     tags:

MANIFEST.in

@@ -1,6 +1,7 @@
 include LICENSE
 include README.rst
 include src/Makefile
+include _build/backend.py
 global-include *.proto
 recursive-include src/pretix/static *
 recursive-include src/pretix/static.dist *
@@ -32,15 +33,15 @@ recursive-include src/pretix/plugins/returnurl/templates *
 recursive-include src/pretix/plugins/returnurl/static *
 recursive-include src/pretix/plugins/webcheckin/templates *
 recursive-include src/pretix/plugins/webcheckin/static *
- recursive-include src *.cfg
- recursive-include src *.csv
- recursive-include src *.gitkeep
- recursive-include src *.jpg
- recursive-include src *.json
- recursive-include src *.py
- recursive-include src *.svg
- recursive-include src *.txt
- recursive-include src Makefile
+recursive-include src *.cfg
+recursive-include src *.csv
+recursive-include src *.gitkeep
+recursive-include src *.jpg
+recursive-include src *.json
+recursive-include src *.py
+recursive-include src *.svg
+recursive-include src *.txt
+recursive-include src Makefile
 
 recursive-exclude doc *
 recursive-exclude deployment *

_build/backend.py

@@ -0,0 +1,12 @@
+import tomli
+from setuptools import build_meta as _orig
+from setuptools.build_meta import *
+
+
+def get_requires_for_build_wheel(config_settings=None):
+    with open("pyproject.toml", "rb") as f:
+        p = tomli.load(f)
+    return [
+        *_orig.get_requires_for_build_wheel(config_settings),
+        *p['project']['dependencies']
+    ]

pyproject.toml

@@ -26,7 +26,6 @@ classifiers = [
 ]
 
 dependencies = [
-  # Note that many of these are repeated as build-time dependencies down below -- change them too in case of updates!
   "arabic-reshaper==3.0.0",  # Support for Arabic in reportlab
   "babel",
   "BeautifulSoup4==4.12.*",
@@ -113,13 +112,9 @@ mysql = ["mysqlclient"]
 dev = [
   "coverage",
   "coveralls",
-  "django-debug-toolbar==4.0.*",
-  "django-formset-js-improved==0.5.0.3",
-  "django-oauth-toolkit==2.2.*",
   "flake8==6.0.*",
   "freezegun",
   "isort==5.12.*",
-  "oauthlib==3.2.*",
   "pep8-naming==0.13.*",
   "potypo",
   "pycodestyle==2.10.*",
@@ -140,31 +135,14 @@ build = "pretix._build:CustomBuild"
 build_ext = "pretix._build:CustomBuildExt"
 
 [build-system]
+build-backend = "backend"
+backend-path = ["_build"]
 requires = [
   "setuptools",
   "setuptools-rust",
   "wheel",
   "importlib_metadata",
-
-  # These are runtime dependencies that we unfortunately need to be import in the step that generates
-  # all CSS and JS asset files. We should keep their versions in sync with the definition above.
-  "babel",
-  "Django==3.2.*,>=3.2.18",
-  "django-bootstrap3==23.1.*",
-  "django-compressor==4.3.*",
-  "django-countries==7.5.*",
-  "django-formtools==2.4",
-  "django-hierarkey==1.1.*",
-  "django-i18nfield==1.9.*,>=1.9.4",
-  "django-libsass==0.9",
-  "django-phonenumber-field==7.1.*",
-  "django-statici18n==2.3.*",
-  "djangorestframework==3.14.*",
-  "libsass==0.22.*",
-  "phonenumberslite==8.13.*",
-  "pycountry",
-  "pyuca",
-  "slimit",
+  "tomli",
 ]
 
 [project.urls]
@@ -182,4 +160,4 @@ version = {attr = "pretix.__version__"}
 [tool.setuptools.packages.find]
 where = ["src"]
 include = ["pretix*"]
-namespaces = false
+namespaces = false

setup.py

@@ -19,8 +19,32 @@
 # 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 sys
+from pathlib import Path
 
 import setuptools
 
+
+sys.path.append(str(Path.cwd() / 'src'))
+
+
+def _CustomBuild(*args, **kwargs):
+    print(sys.path)
+    from pretix._build import CustomBuild
+    return CustomBuild(*args, **kwargs)
+
+
+def _CustomBuildExt(*args, **kwargs):
+    from pretix._build import CustomBuildExt
+    return CustomBuildExt(*args, **kwargs)
+
+
+cmdclass = {
+    'build': _CustomBuild,
+    'build_ext': _CustomBuildExt,
+}
+
 if __name__ == "__main__":
-    setuptools.setup()
+    setuptools.setup(
+        cmdclass=cmdclass,
+    )