public function favoriteAction()
{
$this->_initActions();
$subject = $this->_getSubject();
$this->_checkSubject();
$viewer = Engine_Api::_()->user()->getViewer();
if (Engine_Api::_()->book()->isFavorite($viewer, $subject) == NULL) {
$actionTbl = Engine_Api::_()->getDbTable('actions', 'activity');
$db = Engine_Db_Table::getDefaultAdapter();
$db->beginTransaction();
try {
$favTable = new Book_Model_DbTable_Favorites();
$fav = $favTable->createRow(array('parent_object_id' => $subject->getIdentity(), 'parent_object_type' => $subject->getType(), 'user_id' => $viewer->getIdentity()));
$fav->save();
$action = $actionTbl->addActivity($viewer, $subject, 'add_favorite');
if ($action) {
$actionTbl->attachActivity($action, $subject);
}
$signature = $this->_getSignature();
$signature->favorite_count = $signature->favorite_count + 1;
$signature->save();
$popularity = Engine_Api::_()->getItemTable('book_popularity')->getObject($subject->getType(), $subject->getIdentity());
$popularity->favorite_count = $popularity->favorite_count + 1;
$popularity->point = $popularity->point + Book_Plugin_Core::FAV_POINT;
$popularity->save();
$db->commit();
} catch (Exception $e) {
$db->rollBack();
throw $e;
}
return $this->_forward('success', 'utility', 'core', array('layout' => 'default-simple', 'parentRefresh' => true, 'messages' => array(Zend_Registry::get('Zend_Translate')->_($this->_getAddFavoriteMsg()))));
}
}
