/**
* Try to get the CSS from cache.
* If it's not there re-generate it and save it to cache
* If we are in preview mode, recompile the css using the theme present in the url.
*
*/
public function get_compiled_css()
{
try {
// If we want to force a recompile, we throw an exception.
if (self::PARSE_LESS_FILES_AT_EVERY_REQUEST === true) {
throw new Ai1ec_Cache_Not_Set_Exception();
} else {
// This throws an exception if the key is not set
$css = $this->persistance_context->get_data_from_persistence();
return $css;
}
} catch (Ai1ec_Cache_Not_Set_Exception $e) {
$css = $this->lessphp_controller->parse_less_files();
try {
$this->update_persistence_layer($css);
return $css;
} catch (Ai1ec_Cache_Write_Exception $e) {
if (!self::PARSE_LESS_FILES_AT_EVERY_REQUEST) {
$this->_registry->get('notification.admin')->store(sprintf(__('Your CSS is being compiled on every request, which causes your calendar to perform slowly. The following error occurred: %s', AI1EC_PLUGIN_NAME), $e->getMessage()), 'error', 2, array(Ai1ec_Notification_Admin::RCPT_ADMIN), true);
}
// If something is really broken, still return the css.
// This means we parse it every time. This should never happen.
return $css;
}
}
}
/**
* Sets the user as the current user in cache.
*
* @param Ai1ec_Facebook_Current_User $user
*/
private function save_facebook_user_in_cache(Ai1ec_Facebook_Current_User $user)
{
try {
$this->persistance_context->write_data_to_persistence(serialize($user));
} catch (Ai1ec_Cache_Not_Set_Exception $excpt) {
// we are on a slow lane
}
}
