/**
* Add default pagevar settings to every page
* @param GetResponseEvent $event
*/
public function setDefaultPageVars(GetResponseEvent $event)
{
if (!$event->isMasterRequest()) {
return;
}
// set some defaults
$this->pageVars->set('lang', \ZLanguage::getLanguageCode());
$this->pageVars->set('langdirection', \ZLanguage::getDirection());
$this->pageVars->set('title', \System::getVar('defaultpagetitle'));
$this->pageVars->set('meta.charset', \ZLanguage::getDBCharset());
$this->pageVars->set('meta.description', \System::getVar('defaultmetadescription'));
$this->pageVars->set('meta.keywords', \System::getVar('metakeywords'));
$schemeAndHost = $event->getRequest()->getSchemeAndHttpHost();
$baseUrl = $event->getRequest()->getBaseUrl();
$this->pageVars->set('homepath', $schemeAndHost . $baseUrl);
}
/**
* Get Feeds via SimplePie
*
* @param integer fid feed id (not required if feed url is present)
* @param string furl feed url or urls for Multifeed request (not requred if feed id is present)
* @param integer limit set how many items are returned per feed with Multifeeds (default is all)
* @param integer cron set to 1 to update all caches right now (default is 0, update cache only if needed)
* @return mixed item array containing total item count, error information, and object with all the requested feeds
*/
public function getfeed($args)
{
if (!PluginUtil::isAvailable('systemplugin.simplepie')) {
throw new Exception(__('<strong>Fatal error: The required SimplePie system plugin is not available.</strong>'));
}
// Argument check
if ((!isset($args['fid']) || !is_numeric($args['fid']))
&& (!isset($args['furl']) || (!is_string($args['furl']) && (!is_array($args['furl']))))) {
return LogUtil::registerArgsError();
}
// Optional arguments.
if (!isset($args['limit']) || !is_numeric($args['limit'])) {
$args['limit'] = 0; // 0 = don't set a limit
}
if (!isset($args['cron']) || !is_numeric($args['cron'])) {
$args['cron'] = 0; // not a cron job update
} else {
$args['cron'] = 1; // it is a cron job update
}
// get all module vars for later use
$modvars = $this->getVars();
// check if the feed id is set, grab the feed from the db
if (isset($args['fid'])) {
$feed = ModUtil::apiFunc('Feeds', 'user', 'get', array('fid' => $args['fid']));
$url = $feed['url'];
} elseif(isset($args['furl'])) {
$url = $args['furl'];
}
// Now setup SimplePie for the feed
$theFeed = new SimplePieFeed();
$theFeed->set_feed_url($url);
$theFeed->set_cache_location(CacheUtil::getLocalDir($modvars['cachedirectory']));
$theFeed->enable_order_by_date(true);
// Get the charset used for the output, and tell SimplePie about it so it will try to use the same for its output
$charset = ZLanguage::getDBCharset();
if ($charset != '') {
$theFeed->set_output_encoding($charset);
}
// Set the feed limits (note: this is a per feed limit that applies if multiple feeds are used)
if ($args['limit'] > 0) {
$theFeed->set_item_limit($args['limit']);
}
// Set Cache Duration
if ($args['cron'] == 1) {
$theFeed->set_cache_duration(0); // force cache to update immediately (a cron job needs to do that)
} elseif ($modvars['usingcronjob'] == 1) { // Using a cron job to update the cache (but not this time), so per SimplePie docs...
$theFeed->set_cache_duration(999999999); // set to 999999999 to not update the cache with this request
$theFeed->set_timeout(-1); // set timeout to -1 to prevent SimplePie from retrying previous failed feeds
} else {
$theFeed->set_cache_duration($modvars['cacheinterval']); // Use the specified cache interval.
}
// tell SimplePie to go and do its thing
$theFeed->init();
$returnFeed['count'] = $theFeed->get_item_quantity(); // total items returned
$returnFeed['error'] = $theFeed->error(); // Return any errors
$returnFeed['feed'] = $theFeed; // The feed information
// Per SimplePie documentation, there is a bug in versions of PHP older than 5.3 where PHP doesn't release memory properly in certain cases.
// This is the workaround
$theFeed->__destruct();
unset($theFeed);
return $returnFeed;
}