/**
* Process RSS feed and return results.
*
* @param $feed_url
* @param null $cache_name
* @param int $cache_expires
* @return array|mixed
*/
public static function getNewsFeed($feed_url, $cache_name = NULL, $cache_expires = 900)
{
if (!is_null($cache_name)) {
$feed_cache = Cache::get('feed_' . $cache_name);
} else {
$feed_cache = null;
}
if ($feed_cache) {
return $feed_cache;
}
// Catch the occasional error when the RSS feed is malformed or the HTTP request times out.
try {
$news_feed = Reader::import($feed_url);
} catch (\Exception $e) {
$news_feed = NULL;
}
if (!is_null($news_feed)) {
$latest_news = array();
$article_num = 0;
foreach ($news_feed as $item) {
$article_num++;
$news_item = array('num' => $article_num, 'title' => $item->getTitle(), 'timestamp' => $item->getDateModified()->getTimestamp(), 'description' => trim($item->getDescription()), 'link' => $item->getLink(), 'categories' => $item->getCategories()->getValues());
$latest_news[] = $news_item;
}
$latest_news = array_slice($latest_news, 0, 10);
if (!is_null($cache_name)) {
Cache::set($latest_news, 'feed_' . $cache_name, array('feeds', $cache_name), $cache_expires);
}
return $latest_news;
}
}
public function __construct()
{
$di = \Phalcon\Di::getDefault();
$cache_driver = $di['cache_driver'];
$pool = new \Stash\Pool($cache_driver);
$pool->setNamespace(\FA\Cache::getSitePrefix('doctrine'));
$this->_cache = $pool;
}
$cache_driver->setOptions($cache_config['memcached']);
break;
case 'file':
$cache_driver = new \Stash\Driver\FileSystem();
$cache_driver->setOptions($cache_config['file']);
break;
default:
case 'memory':
case 'ephemeral':
$cache_driver = new \Stash\Driver\Ephemeral();
break;
}
// Register Stash as session handler if necessary.
if (!$cache_driver instanceof \Stash\Driver\Ephemeral) {
$pool = new \Stash\Pool($cache_driver);
$pool->setNamespace(\FA\Cache::getSitePrefix('session'));
$session = new \Stash\Session($pool);
\Stash\Session::registerHandler($session);
}
return $cache_driver;
});
$di->set('cache', array('className' => '\\FA\\Cache', 'arguments' => array(array('type' => 'service', 'name' => 'cache_driver'), array('type' => 'parameter', 'value' => 'user'))));
// Register URL handler.
$di->setShared('url', array('className' => '\\FA\\Url', 'arguments' => array(array('type' => 'service', 'name' => 'config'), array('type' => 'service', 'name' => 'request'), array('type' => 'service', 'name' => 'dispatcher'))));
// Register session service.
$di->setShared('session', '\\FA\\Session');
// Register CSRF prevention security token service.
$di->setShared('csrf', array('className' => '\\FA\\Csrf', 'arguments' => array(array('type' => 'service', 'name' => 'session'))));
// Register view helpers.
$di->setShared('viewHelper', '\\FA\\Phalcon\\Service\\ViewHelper');
// Register Flash notification service.