/**
  * Unsubscribe specific user from a given object
  *
  * @param void
  * @return null
  */
 function unsubscribe_user()
 {
     if (!$this->active_object->canEdit($this->logged_user)) {
         $this->httpError(HTTP_ERR_NOT_FOUND, null, true, $this->request->isApiCall());
     }
     // if
     if ($this->request->isSubmitted()) {
         $user = null;
         $user_id = (int) $this->request->get('user_id');
         if ($user_id) {
             $user = Users::findById($user_id);
         }
         // if
         if (!instance_of($user, 'User')) {
             $this->httpError(HTTP_ERR_NOT_FOUND);
         }
         // if
         $subscription = Subscriptions::findById(array('user_id' => $user->getId(), 'parent_id' => $this->active_object->getId()));
         if (!instance_of($subscription, 'Subscription')) {
             $this->httpError(HTTP_ERR_NOT_FOUND);
         }
         // if
         $delete = $subscription->delete();
         if ($delete && !is_error($delete)) {
             flash_success(':user_name has been unsubscribed from :object_name :object_type', array('user_name' => $user->getDisplayName(), 'object_name' => $this->active_object->getName(), 'object_type' => $this->active_object->getVerboseType(true)));
         } else {
             flash_error('Failed to unsubscribe :user_name from :object_name :object_type', array('user_name' => $user->getDisplayName(), 'object_name' => $this->active_object->getName(), 'object_type' => $this->active_object->getVerboseType(true)));
         }
         // if
         $this->redirectToReferer($this->active_object->getSubscriptionsUrl());
     } else {
         $this->httpError(HTTP_ERR_BAD_REQUEST);
     }
     // if
 }
 /**
  * Show timetracking module homepage
  *
  * @param void
  * @return null
  */
 function index()
 {
     if ($this->request->isApiCall()) {
         $this->serveData(TimeRecords::findByProject($this->active_project, STATE_VISIBLE, $this->logged_user->getVisibility()), 'time_records');
     } else {
         // Content for widget popup
         if ($this->request->get('for_popup_dialog')) {
             $this->_render_popup_content();
             // Classic page
         } else {
             if (instance_of($this->active_object, 'ProjectObject')) {
                 $this->wireframe->addPageMessage(lang('Time spent on <a href=":url">:name</a> :type', array('url' => $this->active_object->getViewUrl(), 'name' => $this->active_object->getName(), 'type' => $this->active_object->getVerboseType(true))), 'info');
             }
             // if
             $timetracking_data = array('record_date' => new DateValue(time() + get_user_gmt_offset($this->logged_user)), 'user_id' => $this->logged_user->getId());
             $per_page = 20;
             $page = (int) $this->request->get('page');
             if ($page < 1) {
                 $page = 1;
             }
             // if
             if (instance_of($this->active_object, 'ProjectObject')) {
                 list($timerecords, $pagination) = TimeRecords::paginateByObject($this->active_object, $page, $per_page, STATE_VISIBLE, $this->logged_user->getVisibility());
             } else {
                 list($timerecords, $pagination) = TimeRecords::paginateByProject($this->active_project, $page, $per_page, STATE_VISIBLE, $this->logged_user->getVisibility());
             }
             // if
             // Mark this objects as read
             if (is_foreachable($timerecords)) {
                 foreach ($timerecords as $timerecord) {
                     ProjectObjectViews::log($timerecord, $this->logged_user);
                 }
                 // foreach
             }
             // if
             $this->smarty->assign(array('timetracking_data' => $timetracking_data, 'timerecords' => $timerecords, 'pagination' => $pagination, 'can_add' => TimeRecord::canAdd($this->logged_user, $this->active_project)));
             js_assign('mass_update_url', assemble_url('project_time_mass_update', array('project_id' => $this->active_project->getId())));
         }
         // if
     }
     // if
 }