Added extra permission check to speaker widget, fixed #1191 only for 1.5.x branch

CHANGELOG

@@ -8,6 +8,8 @@ Version 1.5.1 (unreleased)
 ==========================
 [https://github.com/OpenSlides/OpenSlides/issues?milestone=15]
 
+Agenda:
+- Fixed permission error in list of speakers widget.
 Participant:
 - Added permission to see participants also to the manager group.
 Files:

openslides/agenda/views.py

@@ -669,6 +669,6 @@ def get_widgets(request):
             name='append_to_list_of_speakers',
             display_name=_('List of speakers'),
             template='agenda/speaker_widget.html',
-            permission_required='agenda.can_be_speaker',
+            permission_required=('agenda.can_be_speaker', 'agenda.can_manage_agenda'),  # Short hack only for OpenSlides >=1.5.1, <1.6.0
             default_column=1,
             default_weight=30)]

openslides/projector/api.py

@@ -250,6 +250,11 @@ def get_all_widgets(request, session=False):
     session_widgets = request.session.get('widgets', {})
     widgets = SortedDict()
     for widget in all_module_widgets:
+        if isinstance(widget.permission_required, tuple):
+            for perm in widget.permission_required:
+                if request.user.has_perm(perm):
+                    widget.permission_required = None
+                    break
         if (widget.permission_required is None or
                 request.user.has_perm(widget.permission_required)):
             if not session or session_widgets.get(widget.get_name(), True):