Moved the collection of config variables before the generation of angular constants

client/src/app/app.component.ts

@@ -3,6 +3,7 @@ import { TranslateService } from '@ngx-translate/core';
 import { OperatorService } from './core/services/operator.service';
 import { LoginDataService } from './core/services/login-data.service';
 import { ConfigService } from './core/services/config.service';
+import { ConstantsService } from './core/services/constants.service';
 
 /**
  * Angular's global App Component
@@ -23,7 +24,8 @@ export class AppComponent {
         translate: TranslateService,
         operator: OperatorService,
         configService: ConfigService,
-        loginDataService: LoginDataService
+        loginDataService: LoginDataService,
+        constantsService: ConstantsService // Needs to be started, so it can register itself to the WebsocketService
     ) {
         // manually add the supported languages
         translate.addLangs(['en', 'de', 'fr']);

client/src/app/site/settings/settings-list/settings-list.component.ts

@@ -2,6 +2,7 @@ import { Component, OnInit } from '@angular/core';
 import { Title } from '@angular/platform-browser';
 import { TranslateService } from '@ngx-translate/core';
 import { BaseComponent } from '../../../base.component';
+import { ConstantsService } from '../../../core/services/constants.service';
 
 /**
  * List view for the global settings
@@ -19,7 +20,11 @@ export class SettingsListComponent extends BaseComponent implements OnInit {
      * @param titleService
      * @param translate
      */
-    public constructor(titleService: Title, protected translate: TranslateService) {
+    public constructor(
+        titleService: Title,
+        protected translate: TranslateService,
+        private constantsService: ConstantsService
+    ) {
         super(titleService, translate);
     }
 
@@ -28,5 +33,9 @@ export class SettingsListComponent extends BaseComponent implements OnInit {
      */
     public ngOnInit(): void {
         super.setTitle('Settings');
+
+        this.constantsService.get('OpenSlidesConfigVariables').subscribe(data => {
+            console.log(data);
+        });
     }
 }

openslides/__main__.py

@@ -9,6 +9,7 @@ from django.core.management import call_command, execute_from_command_line
 
 import openslides
 from openslides.utils.arguments import arguments
+from openslides.utils.exceptions import OpenSlidesError
 from openslides.utils.main import (
     ExceptionArgumentParser,
     UnknownCommand,
@@ -187,6 +188,8 @@ def start(args):
     """
     Starts OpenSlides: Runs migrations and runs runserver.
     """
+    raise OpenSlidesError('The start command does not work anymore. ' +
+                          'Please use `createsettings`, `migrate` and `runserver`.')
     settings_dir = args.settings_dir
     settings_filename = args.settings_filename
     local_installation = is_local_installation()

openslides/agenda/apps.py

@@ -12,10 +12,8 @@ class AgendaAppConfig(AppConfig):
     def ready(self):
         # Import all required stuff.
         from django.db.models.signals import pre_delete, post_save
-        from ..core.config import config
         from ..core.signals import permission_change, user_data_required
         from ..utils.rest_api import router
-        from .config_variables import get_config_variables
         from .projector import get_projector_elements
         from .signals import (
             get_permission_change_data,
@@ -24,8 +22,7 @@ class AgendaAppConfig(AppConfig):
             required_users)
         from .views import ItemViewSet
 
-        # Define config variables and projector elements.
+        # Define projector elements.
-        config.update_config_variables(get_config_variables())
         register_projector_elements(get_projector_elements())
 
         # Connect signals.
@@ -45,6 +42,10 @@ class AgendaAppConfig(AppConfig):
         # Register viewsets.
         router.register(self.get_model('Item').get_collection_string(), ItemViewSet)
 
+    def get_config_variables(self):
+        from .config_variables import get_config_variables
+        return get_config_variables()
+
     def get_startup_elements(self):
         """
         Yields all Cachables required on startup i. e. opening the websocket

openslides/assignments/apps.py

@@ -14,16 +14,13 @@ class AssignmentsAppConfig(AppConfig):
 
     def ready(self):
         # Import all required stuff.
-        from ..core.config import config
         from ..core.signals import permission_change, user_data_required
         from ..utils.rest_api import router
-        from .config_variables import get_config_variables
         from .projector import get_projector_elements
         from .signals import get_permission_change_data, required_users
         from .views import AssignmentViewSet, AssignmentPollViewSet
 
-        # Define config variables and projector elements.
+        # Define projector elements.
-        config.update_config_variables(get_config_variables())
         register_projector_elements(get_projector_elements())
 
         # Connect signals.
@@ -38,6 +35,10 @@ class AssignmentsAppConfig(AppConfig):
         router.register(self.get_model('Assignment').get_collection_string(), AssignmentViewSet)
         router.register('assignments/poll', AssignmentPollViewSet)
 
+    def get_config_variables(self):
+        from .config_variables import get_config_variables
+        return get_config_variables()
+
     def get_startup_elements(self):
         """
         Yields all Cachables required on startup i. e. opening the websocket

openslides/core/apps.py

@@ -21,7 +21,6 @@ class CoreAppConfig(AppConfig):
         # Import all required stuff.
         from .config import config
         from ..utils.rest_api import router
-        from .config_variables import get_config_variables
         from .projector import get_projector_elements
         from .signals import (
             delete_django_app_permissions,
@@ -41,6 +40,9 @@ class CoreAppConfig(AppConfig):
         )
         from ..utils.constants import set_constants, get_constants_from_apps
 
+        # Collect all config variables before getting the constants.
+        config.collect_config_variables_from_apps()
+
         # Set constants
         try:
             set_constants(get_constants_from_apps())
@@ -48,8 +50,7 @@ class CoreAppConfig(AppConfig):
             # Database is not loaded. This happens in tests and migrations.
             pass
 
-        # Define config variables and projector elements.
+        # Define projector elements.
-        config.update_config_variables(get_config_variables())
         register_projector_elements(get_projector_elements())
 
         # Connect signals.
@@ -73,6 +74,10 @@ class CoreAppConfig(AppConfig):
         router.register(self.get_model('ProjectorMessage').get_collection_string(), ProjectorMessageViewSet)
         router.register(self.get_model('Countdown').get_collection_string(), CountdownViewSet)
 
+    def get_config_variables(self):
+        from .config_variables import get_config_variables
+        return get_config_variables()
+
     def get_startup_elements(self):
         """
         Yields all Cachables required on startup i. e. opening the websocket

openslides/core/config.py

@@ -10,6 +10,7 @@ from typing import (
 )
 
 from asgiref.sync import async_to_sync
+from django.apps import apps
 from django.core.exceptions import ValidationError as DjangoValidationError
 from django.utils.translation import ugettext as _
 from mypy_extensions import TypedDict
@@ -170,6 +171,17 @@ class ConfigHandler:
         if config_variable.on_change:
             config_variable.on_change()
 
+    def collect_config_variables_from_apps(self) -> None:
+        for app in apps.get_app_configs():
+            try:
+                # Each app can deliver config variables when implementing the
+                # get_config_variables method.
+                get_config_variables = app.get_config_variables
+            except AttributeError:
+                # The app doesn't have this method. Continue to next app.
+                continue
+            self.update_config_variables(get_config_variables())
+
     def update_config_variables(self, items: Iterable['ConfigVariable']) -> None:
         """
         Updates the config_variables dict.

openslides/motions/apps.py

@@ -12,10 +12,8 @@ class MotionsAppConfig(AppConfig):
 
     def ready(self):
         # Import all required stuff.
-        from openslides.core.config import config
         from openslides.core.signals import permission_change, user_data_required
         from openslides.utils.rest_api import router
-        from .config_variables import get_config_variables
         from .projector import get_projector_elements
         from .signals import (
             create_builtin_workflows,
@@ -33,8 +31,7 @@ class MotionsAppConfig(AppConfig):
             WorkflowViewSet,
         )
 
-        # Define config variables and projector elements.
+        # Define projector elements.
-        config.update_config_variables(get_config_variables())
         register_projector_elements(get_projector_elements())
 
         # Connect signals.
@@ -59,6 +56,10 @@ class MotionsAppConfig(AppConfig):
         router.register(self.get_model('MotionPoll').get_collection_string(), MotionPollViewSet)
         router.register(self.get_model('State').get_collection_string(), StateViewSet)
 
+    def get_config_variables(self):
+        from .config_variables import get_config_variables
+        return get_config_variables()
+
     def get_startup_elements(self):
         """
         Yields all Cachables required on startup i. e. opening the websocket

openslides/users/apps.py

@@ -13,16 +13,13 @@ class UsersAppConfig(AppConfig):
 
     def ready(self):
         # Import all required stuff.
-        from ..core.config import config
         from ..core.signals import post_permission_creation, permission_change
         from ..utils.rest_api import router
-        from .config_variables import get_config_variables
         from .projector import get_projector_elements
         from .signals import create_builtin_groups_and_admin, get_permission_change_data
         from .views import GroupViewSet, PersonalNoteViewSet, UserViewSet
 
-        # Define config variables and projector elements.
+        # Define projector elements.
-        config.update_config_variables(get_config_variables())
         register_projector_elements(get_projector_elements())
 
         # Connect signals.
@@ -42,6 +39,10 @@ class UsersAppConfig(AppConfig):
         router.register(self.get_model('Group').get_collection_string(), GroupViewSet)
         router.register(self.get_model('PersonalNote').get_collection_string(), PersonalNoteViewSet)
 
+    def get_config_variables(self):
+        from .config_variables import get_config_variables
+        return get_config_variables()
+
     def get_startup_elements(self):
         """
         Yields all Cachables required on startup i. e. opening the websocket

requirements/development.txt

@@ -3,7 +3,7 @@ coverage
 # Use master of flake8 until flake8 3.6 is released that supports python3.7
 git+https://gitlab.com/pycqa/flake8.git
 isort
-mypy
+mypy<=0.620
 pytest>=3.6,<3.7
 pytest-django
 pytest-asyncio