Initial updates to support permissions

apps/common/api.py

@@ -1,5 +1,11 @@
 import copy
 
+from django.db.utils import DatabaseError
+
+from permissions.utils import has_permission
+from permissions.models import Permission
+
+
 object_navigation = {}
 menu_links = []
 model_list_columns = {}
@@ -38,3 +44,25 @@ def register_model_list_columns(model, columns):
         model_list_columns[model].extend(columns)
     else:
         model_list_columns[model] = copy.copy(columns)
+
+
+def register_permissions(app, permissions):
+    if permissions:
+        for permission in permissions:
+            full_permission_name =  "%s_%s" % (app, permission['name'])
+            try:
+                #if not Permission.objects.filter(codename=full_permission_name):
+                #    Permission(name=unicode(permission['label']), codename=full_permission_name).save()
+                permission_obj, created = Permission.objects.get_or_create(codename=full_permission_name)
+                permission_obj.name=unicode(permission['label'])
+                permission_obj.save()
+            except DatabaseError:
+                #Special case for ./manage.py syncdb
+                pass
+
+
+def check_permissions(object, user, permission_list):
+    temp_role = []
+    for permission in permission_list:
+        if has_permission(object, user, permission):
+            return True