public function save_permissions(ServiceMediawiki $service, HTTPRequest $request)
 {
     $this->assertUserIsProjectAdmin($service, $request);
     if ($request->isPost()) {
         $project = $request->getProject();
         $new_mapping_list = $this->getSelectedMappingsFromRequest($request, $project);
         $this->mapper->saveMapping($new_mapping_list, $project);
         $this->manager->saveCompatibilityViewOption($project, $request->get('enable_compatibility_view'));
         if (!$this->requestIsRestore($request)) {
             $selected_read_ugroup = $request->get('read_ugroups');
             if ($selected_read_ugroup) {
                 $override_collection = new PermissionsNormalizerOverrideCollection();
                 $normalized_ids = $this->permissions_normalizer->getNormalizedUGroupIds($project, $selected_read_ugroup, $override_collection);
                 if ($this->manager->saveReadAccessControl($project, $normalized_ids)) {
                     $override_collection->emitFeedback(MediawikiManager::READ_ACCESS);
                 }
             }
             $selected_write_ugroup = $request->get('write_ugroups');
             if ($selected_write_ugroup) {
                 $override_collection = new PermissionsNormalizerOverrideCollection();
                 $normalized_ids = $this->permissions_normalizer->getNormalizedUGroupIds($project, $selected_write_ugroup, $override_collection);
                 if ($this->manager->saveWriteAccessControl($project, $normalized_ids)) {
                     $override_collection->emitFeedback(MediawikiManager::WRITE_ACCESS);
                 }
             }
         }
         if ($this->requestIsRestore($request)) {
             $GLOBALS['Response']->addFeedback(Feedback::INFO, $GLOBALS['Language']->getText('plugin_mediawiki', 'options_restored'));
         } else {
             $GLOBALS['Response']->addFeedback(Feedback::INFO, $GLOBALS['Language']->getText('plugin_mediawiki', 'options_saved'));
         }
     }
     $GLOBALS['Response']->redirect(MEDIAWIKI_BASE_URL . '/forge_admin?' . http_build_query(array('group_id' => $request->get('group_id'))));
 }
 private function setReadWritePermissionsFromTemplate(array $ugroup_mapping)
 {
     $template = ProjectManager::instance()->getProject($this->project->getTemplate());
     $template_read_accesses = $this->mediawiki_manager->getReadAccessControl($template);
     $template_write_accesses = $this->mediawiki_manager->getWriteAccessControl($template);
     $this->mediawiki_manager->saveReadAccessControl($this->project, $this->getUgroupsForProjectFromMapping($template_read_accesses, $ugroup_mapping));
     $this->mediawiki_manager->saveWriteAccessControl($this->project, $this->getUgroupsForProjectFromMapping($template_write_accesses, $ugroup_mapping));
 }