python: simplify server configuration

web/documentserver-example/python/manage.py

@@ -1,21 +1,87 @@
-#!/usr/bin/env python
-"""Django's command-line utility for administrative tasks."""
-import os
-import sys
+from os import environ
+from pathlib import Path
+from sys import argv
+from uuid import uuid1
+from django import setup
+from django.conf import settings
+from django.core.management import execute_from_command_line
+from django.core.management.commands.runserver import Command as RunServer
+from django.conf.urls.static import static
+from django.urls import path
+from src.common import string
+from src.views import actions, index
 
+def debug():
+    env = environ.get('DEBUG')
+    return string.boolean(env, True)
 
-def main():
-    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'src.settings')
-    try:
-        from django.core.management import execute_from_command_line
-    except ImportError as exc:
-        raise ImportError(
-            "Couldn't import Django. Are you sure it's installed and "
-            "available on your PYTHONPATH environment variable? Did you "
-            "forget to activate a virtual environment?"
-        ) from exc
-    execute_from_command_line(sys.argv)
+def address():
+    if settings.DEBUG:
+        return RunServer.default_addr
+    return '0.0.0.0'
 
+def port():
+    env = environ.get('PORT')
+    if env:
+        return int(env)
+    return RunServer.default_port
+
+def configuration():
+    file = Path(__file__)
+    base_dir = file.parent
+    static_root = base_dir.joinpath('static')
+    static_url = f'{static_root.name}/'
+    return {
+        'ALLOWED_HOSTS': [
+            '*'
+        ],
+        'BASE_DIR': f'{base_dir}',
+        'DEBUG': debug(),
+        'MIDDLEWARE': [
+            'src.utils.historyManager.CorsHeaderMiddleware'
+        ],
+        'ROOT_URLCONF': __name__,
+        'SECRET_KEY': uuid1(),
+        'STATIC_ROOT': f'{static_root}',
+        'STATIC_URL': static_url,
+        'TEMPLATES': [
+            {
+                'BACKEND': 'django.template.backends.django.DjangoTemplates',
+                'DIRS': [
+                    'templates'
+                ]
+            }
+        ]
+    }
+
+def routers():
+    main = [
+        path('', index.default),
+        path('convert', actions.convert),
+        path('create', actions.createNew),
+        path('csv', actions.csv),
+        path('download', actions.download),
+        path('downloadhistory', actions.downloadhistory),
+        path('edit', actions.edit),
+        path('files', actions.files),
+        path('reference', actions.reference),
+        path('remove', actions.remove),
+        path('rename', actions.rename),
+        path('saveas', actions.saveAs),
+        path('track', actions.track),
+        path('upload', actions.upload)
+    ]
+    main += static(
+        settings.STATIC_URL,
+        document_root=settings.STATIC_ROOT
+    )
+    return main
+
+settings.configure(**configuration())
+urlpatterns = routers()
+RunServer.default_addr = address()
+RunServer.default_port = port()
+setup()
 
 if __name__ == '__main__':
-    main()
+    execute_from_command_line(argv)