Fixed get_projector_data impementation. Closed #3282.

openslides/agenda/access_permissions.py

@@ -89,13 +89,32 @@ class ItemAccessPermissions(BaseAccessPermissions):
 
         return restricted_data
 
-    def get_projector_data(self, full_data):
+    def get_projector_data(self, container):
         """
         Returns the restricted serialized data for the instance prepared
         for the projector. Removes field 'comment'.
         """
-        data = {}
+        def filtered_data(full_data, blocked_keys):
-        for key in full_data.keys():
+            """
-            if key != 'comment':
+            Returns a new dict like full_data but with all blocked_keys removed.
-                data[key] = full_data[key]
+            """
-        return data
+            whitelist = full_data.keys() - blocked_keys
+            return {key: full_data[key] for key in whitelist}
+
+        # Expand full_data to a list if it is not one.
+        full_data = container.get_full_data() if isinstance(container, Collection) else [container.get_full_data()]
+
+        # Parse data.
+        blocked_keys = ('comment',)
+        data = [filtered_data(full, blocked_keys) for full in full_data]
+
+        # Reduce result to a single item or None if it was not a collection at
+        # the beginning of the method.
+        if isinstance(container, Collection):
+            projector_data = data
+        elif data:
+            projector_data = data[0]
+        else:
+            projector_data = None
+
+        return projector_data

openslides/assignments/access_permissions.py

@@ -58,11 +58,28 @@ class AssignmentAccessPermissions(BaseAccessPermissions):
 
         return restricted_data
 
-    def get_projector_data(self, full_data):
+    def get_projector_data(self, container):
         """
         Returns the restricted serialized data for the instance prepared
-        for the projector. Removes several fields.
+        for the projector. Removes unpublished polls.
         """
-        data = full_data.copy()
+        # Expand full_data to a list if it is not one.
-        data['polls'] = [poll for poll in data['polls'] if poll['published']]
+        full_data = container.get_full_data() if isinstance(container, Collection) else [container.get_full_data()]
-        return data
+
+        # Parse data. Exclude unpublished polls.
+        data = []
+        for full in full_data:
+            full_copy = full.copy()
+            full_copy['polls'] = [poll for poll in full['polls'] if poll['published']]
+            data.append(full_copy)
+
+        # Reduce result to a single item or None if it was not a collection at
+        # the beginning of the method.
+        if isinstance(container, Collection):
+            projector_data = data
+        elif data:
+            projector_data = data[0]
+        else:
+            projector_data = None
+
+        return projector_data

openslides/motions/access_permissions.py

@@ -96,21 +96,41 @@ class MotionAccessPermissions(BaseAccessPermissions):
 
         return restricted_data
 
-    def get_projector_data(self, full_data):
+    def get_projector_data(self, container):
         """
         Returns the restricted serialized data for the instance prepared
-        for the projector. Removes several fields.
+        for the projector. Removes several comment fields.
         """
-        data = full_data.copy()
+        # Expand full_data to a list if it is not one.
-        if data.get('comments') is not None:
+        full_data = container.get_full_data() if isinstance(container, Collection) else [container.get_full_data()]
+
+        # Parse data.
+        data = []
+        for full in full_data:
+            # Set private comment fields to None.
+            if full.get('comments') is not None:
+                full_copy = deepcopy(full)
                 for i, field in enumerate(config['motions_comments']):
                     if not field.get('public'):
                         try:
-                        data['comments'][i] = None
+                            full_copy['comments'][i] = None
                         except IndexError:
                             # No data in range. Just do nothing.
                             pass
-        return data
+                data.append(full_copy)
+            else:
+                data.append(full)
+
+        # Reduce result to a single item or None if it was not a collection at
+        # the beginning of the method.
+        if isinstance(container, Collection):
+            projector_data = data
+        elif data:
+            projector_data = data[0]
+        else:
+            projector_data = None
+
+        return projector_data
 
 
 class MotionChangeRecommendationAccessPermissions(BaseAccessPermissions):

openslides/users/access_permissions.py

@@ -102,19 +102,38 @@ class UserAccessPermissions(BaseAccessPermissions):
 
         return restricted_data
 
-    def get_projector_data(self, full_data):
+    def get_projector_data(self, container):
         """
         Returns the restricted serialized data for the instance prepared
         for the projector. Removes several fields.
         """
         from .serializers import USERCANSEESERIALIZER_FIELDS
 
-        # Let only some fields pass this method.
+        def filtered_data(full_data, whitelist):
-        data = {}
+            """
-        for key in full_data.keys():
+            Returns a new dict like full_data but only with whitelisted keys.
-            if key in USERCANSEESERIALIZER_FIELDS:
+            """
-                data[key] = full_data[key]
+            return {key: full_data[key] for key in whitelist}
-        return data
+
+        # Expand full_data to a list if it is not one.
+        full_data = container.get_full_data() if isinstance(container, Collection) else [container.get_full_data()]
+
+        # Parse data.
+        litte_data_fields = set(USERCANSEESERIALIZER_FIELDS)
+        litte_data_fields.add('groups_id')
+        litte_data_fields.discard('groups')
+        data = [filtered_data(full, litte_data_fields) for full in full_data]
+
+        # Reduce result to a single item or None if it was not a collection at
+        # the beginning of the method.
+        if isinstance(container, Collection):
+            projector_data = data
+        elif data:
+            projector_data = data[0]
+        else:
+            projector_data = None
+
+        return projector_data
 
 
 class GroupAccessPermissions(BaseAccessPermissions):

openslides/utils/access_permissions.py

@@ -82,10 +82,10 @@ class BaseAccessPermissions(object, metaclass=SignalConnectMetaClass):
             data = None
         return data
 
-    def get_projector_data(self, full_data):
+    def get_projector_data(self, container):
         """
         Returns the serialized data for the projector. Returns None if the
         user has no access to this specific data. Returns reduced data if
         the user has limited access. Default: Returns full data.
         """
-        return full_data
+        return container.get_full_data()

openslides/utils/collection.py

@@ -102,18 +102,9 @@ class CollectionElement:
         """
         from .autoupdate import format_for_autoupdate
 
-        # TODO: Revert this after get_projector_data is also enhanced like get_restricted_data. See also #3282.
-        if method == 'get_restricted_data':
-            container = self
-        elif not self.is_deleted():
-            container = self.get_full_data()
-        else:
-            container = None
-        # End of hack
-
         if not self.is_deleted():
             data = getattr(self.get_access_permissions(), method)(
-                container,
+                self,
                 *args)
         else:
             data = None

tests/unit/users/test_access_permissions.py

@@ -0,0 +1,39 @@
+from unittest import TestCase
+
+from openslides.users.access_permissions import UserAccessPermissions
+from openslides.utils.collection import CollectionElement
+
+
+class UserGetProjectorDataTest(TestCase):
+    def test_get_projector_data_with_collection(self):
+        """
+        This test ensures that comment field is removed.
+        """
+        container = CollectionElement.from_values('users/user', 42, full_data={
+            'id': 42,
+            'username': 'username_ai3Oofu7eit0eeyu1sie',
+            'title': '',
+            'first_name': 'first_name_iu8toShae0oolie8aevo',
+            'last_name': 'last_name_OhZ4beezohY0doNoh2th',
+            'structure_level': '',
+            'number': '',
+            'about_me': '',
+            'groups_id': [],
+            'is_present': False,
+            'is_committee': False,
+            'comment': 'comment_gah7aipeJohv9xethoku',
+        })
+        data = UserAccessPermissions().get_projector_data(container)
+        self.assertEqual(data, {
+            'id': 42,
+            'username': 'username_ai3Oofu7eit0eeyu1sie',
+            'title': '',
+            'first_name': 'first_name_iu8toShae0oolie8aevo',
+            'last_name': 'last_name_OhZ4beezohY0doNoh2th',
+            'structure_level': '',
+            'number': '',
+            'about_me': '',
+            'groups_id': [],
+            'is_present': False,
+            'is_committee': False,
+        })