rewrite projector_edit view as class based view

openslides/projector/urls.py

@@ -17,7 +17,7 @@ from openslides.utils.views import CreateView
 from openslides.projector.models import ProjectorSlide
 from openslides.projector.views import (ControlView, ActivateView,
     CustomSlideCreateView, CustomSlideUpdateView, CustomSlideDeleteView,
-    CountdownEdit)
+    CountdownEdit, ProjectorEdit)
 
 
 
@@ -63,20 +63,35 @@ urlpatterns = patterns('projector.views',
         name='customslide_delete',
     ),
 
-    url(r'^bigger/$', 'projector_edit', {'direction': 'bigger'},
-        name='projector_bigger'),
+    url(r'^bigger/$',
+        ProjectorEdit.as_view(),
+        {'direction': 'bigger'},
+        name='projector_bigger',
+    ),
 
-    url(r'^smaller/$', 'projector_edit', {'direction': 'smaller'},
-        name='projector_smaller'),
+    url(r'^smaller/$',
+        ProjectorEdit.as_view(),
+        {'direction': 'smaller'},
+        name='projector_smaller',
+    ),
 
-    url(r'^up/$', 'projector_edit', {'direction': 'up'},
-        name='projector_up'),
+    url(r'^up/$',
+        ProjectorEdit.as_view(),
+        {'direction': 'up'},
+        name='projector_up',
+    ),
 
-    url(r'^down/$', 'projector_edit', {'direction': 'down'},
-        name='projector_down'),
+    url(r'^down/$',
+        ProjectorEdit.as_view(),
+        {'direction': 'down'},
+        name='projector_down',
+    ),
 
-    url(r'^clean/$', 'projector_edit', {'direction': 'clean'},
-        name='projector_clean'),
+    url(r'^clean/$',
+        ProjectorEdit.as_view(),
+        {'direction': 'clean'},
+        name='projector_clean',
+    ),
 
 # TODO: Merge the following lines with this one:
     ## url(r'^countdown/(?P<command>[^/]*)/$',

openslides/projector/views.py

@@ -209,8 +209,13 @@ def active_slide(request, sid=None):
         )
 
 
-@permission_required('agenda.can_manage_agenda')
-def projector_edit(request, direction):
+class ProjectorEdit(RedirectView):
+    permission_required = 'projector.can_manage_projector'
+    url = 'projector_control'
+    allow_ajax = True
+
+    def pre_redirect(self, request, *args, **kwargs):
+        direction = kwargs['direction']
         if direction == 'bigger':
             config['bigger'] = int(config['bigger']) + 20
         elif direction == 'smaller':
@@ -224,10 +229,6 @@ def projector_edit(request, direction):
             config['up'] = 0
             config['bigger'] = 100
 
-    if request.is_ajax():
-        return ajax_request({})
-    return redirect(reverse('projector_control'))
-
 
 class CountdownEdit(RedirectView):
     permission_required = 'projector.can_manage_projector'
@@ -235,7 +236,7 @@ class CountdownEdit(RedirectView):
     allow_ajax = True
 
     def pre_redirect(self, request, *args, **kwargs):
-        self.command = command = self.kwargs['command']
+        command = kwargs['command']
         if command in ['reset', 'start', 'stop']:
             config['countdown_time'] = config['countdown_time']