from typing import Any, Dict, List # noqa from django.contrib.staticfiles import finders from django.core.exceptions import ImproperlyConfigured from django.http import HttpResponse from django.views.decorators.csrf import ensure_csrf_cookie from django.views.generic.base import View from rest_framework.response import Response from rest_framework.views import APIView as _APIView class CSRFMixin: """ Adds the csrf cookie to the response. """ @classmethod def as_view(cls, *args: Any, **kwargs: Any) -> View: view = super().as_view(*args, **kwargs) # type: ignore return ensure_csrf_cookie(view) class APIView(_APIView): """ The Django Rest framework APIView with improvements for OpenSlides. """ http_method_names = [] # type: List[str] """ The allowed actions have to be explicitly defined. Django allowes the following: http_method_names = ['get', 'post', 'put', 'patch', 'delete', 'head', 'options', 'trace'] """ def get_context_data(self, **context: Any) -> Dict[str, Any]: """ Returns the context for the response. """ return context def method_call(self, request: Any, *args: Any, **kwargs: Any) -> Any: """ Http method that returns the response object with the context data. """ return Response(self.get_context_data()) # Add the http-methods and delete the method "method_call" get = post = put = patch = delete = head = options = trace = method_call del method_call class IndexView(View): """ A view to serve a single cached template file. Subclasses has to provide 'template_name'. """ template_name = None # type: str def __init__(self, *args: Any, **kwargs: Any) -> None: super().__init__(*args, **kwargs) if self.template_name is None: raise ImproperlyConfigured("'template_name' is not provided") with open(finders.find(self.template_name)) as template: self.template = template.read() def get(self, *args: Any, **kwargs: Any) -> HttpResponse: return HttpResponse(self.template)