/**
* Load the xml to be used in furter processes
*
*
*/
function haarlem_tangram_get_xml()
{
static $xml_cache;
if (isset($xml_cache)) {
return $xml_cache;
}
// default to failure
$xml_cache = false;
// get the file
$plugin = elgg_get_plugin_from_id('haarlem_tangram');
$fh = new ElggFile();
$fh->owner_guid = $plugin->getGUID();
$fh->setFilename('tangram.xml');
if (!$fh->exists()) {
// try a reload once
haarlem_tangram_cache_xml();
}
if (!$fh->exists()) {
return false;
}
$xml_cache = simplexml_load_file($fh->getFilenameOnFilestore());
return $xml_cache;
}
/**
* Listen to the cron handlers
*
* @param string $hook the name of the hook
* @param string $type the type of the hook
* @param mixed $return_value current return value
* @param array $params supplied params
*
* @return void
*/
function haarlem_tangram_hourly_cron_handler($hook, $type, $return_value, $params)
{
// cache the tangram XML
haarlem_tangram_cache_xml();
}
