Added friendly message about removing a group that still contains subgroups.

Fixed option to remove a group that is not in filesystem (ex. someone deleted it intentionally on filesystem) in this case RhodeCode will simply just throw an error message saying this group cannot be deleted.

rhodecode/controllers/admin/repos_groups.py

@@ -9,9 +9,10 b' from pylons import request, response, se'
 from pylons.controllers.util import abort, redirect
 from pylons.i18n.translation import _
 
+from sqlalchemy.exc import IntegrityError
+
 from rhodecode.lib import helpers as h
-from rhodecode.lib.auth import LoginRequired, HasPermissionAllDecorator, \
-    HasPermissionAnyDecorator
+from rhodecode.lib.auth import LoginRequired, HasPermissionAnyDecorator
 from rhodecode.lib.base import BaseController, render
 from rhodecode.model.db import Group
 from rhodecode.model.repos_group import ReposGroupModel
@@ -167,10 +168,21 b' class ReposGroupsController(BaseControll'
             repos_group_model.delete(id)
             h.flash(_('removed repos group %s' % gr.group_name), category='success')
             #TODO: in future action_logger(, '', '', '', self.sa)
+        except IntegrityError, e:
+            if e.message.find('groups_group_parent_id_fkey'):
+                log.error(traceback.format_exc())
+                h.flash(_('Cannot delete this group it still contains '
+                          'subgroups'),
+                        category='warning')
+            else:
+                log.error(traceback.format_exc())
+                h.flash(_('error occurred during deletion of repos '
+                          'group %s' % gr.group_name), category='error')
+
         except Exception:
             log.error(traceback.format_exc())
-            h.flash(_('error occurred during deletion of repos group %s' % gr.group_name),
-                    category='error')
+            h.flash(_('error occurred during deletion of repos '
+                      'group %s' % gr.group_name), category='error')
 
         return redirect(url('repos_groups'))
 

rhodecode/model/repos_group.py

@@ -100,6 +100,8 b' class ReposGroupModel(BaseModel):'
         paths = os.sep.join(paths)
 
         rm_path = os.path.join(self.repos_path, paths)
+        if os.path.isdir(rm_path):
+            # delete only if that path really exists
         os.rmdir(rm_path)
 
     def create(self, form_data):