Convert workflows document type selection, smart link document type selection, role members list, user group and group users views to CBV assign remove. Remove now obsolete assign remove function based view

mayan/apps/permissions/utils.py

@@ -0,0 +1,64 @@
+from __future__ import unicode_literals
+
+from django.contrib.auth.models import Group, User
+from django.contrib.contenttypes.models import ContentType
+from django.utils.translation import ugettext_lazy as _
+
+from common.models import AnonymousUserSingleton
+from common.utils import get_object_name
+
+from .classes import Member
+
+
+def _as_choice_list(items):
+    return sorted([(Member.encapsulate(item).gid, get_object_name(item, display_object_type=False)) for item in items], key=lambda x: x[1])
+
+
+def get_role_members(role, separate=False):
+    user_ct = ContentType.objects.get(model='user')
+    group_ct = ContentType.objects.get(model='group')
+    anonymous = ContentType.objects.get(model='anonymoususersingleton')
+
+    users = role.members(filter_dict={'member_type': user_ct})
+    groups = role.members(filter_dict={'member_type': group_ct})
+    anonymous = role.members(filter_dict={'member_type': anonymous})
+
+    if separate:
+        return users, groups, anonymous
+    else:
+        members = []
+
+        if users:
+            members.append((_('Users'), _as_choice_list(list(users))))
+
+        if groups:
+            members.append((_('Groups'), _as_choice_list(list(groups))))
+
+        if anonymous:
+            members.append((_('Special'), _as_choice_list(list(anonymous))))
+
+        return members
+
+
+def get_non_role_members(role):
+    # non members = all users - members - staff - super users
+    member_users, member_groups, member_anonymous = get_role_members(role, separate=True)
+
+    staff_users = User.objects.filter(is_staff=True)
+    super_users = User.objects.filter(is_superuser=True)
+
+    users = set(User.objects.all()) - set(member_users) - set(staff_users) - set(super_users)
+    groups = set(Group.objects.all()) - set(member_groups)
+    anonymous = set([AnonymousUserSingleton.objects.get()]) - set(member_anonymous)
+
+    non_members = []
+    if users:
+        non_members.append((_('Users'), _as_choice_list(list(users))))
+
+    if groups:
+        non_members.append((_('Groups'), _as_choice_list(list(groups))))
+
+    if anonymous:
+        non_members.append((_('Special'), _as_choice_list(list(anonymous))))
+
+    return non_members