/**
* handles the parsing of a new social-object
* currently parsed: opengraph and metatags
*
* @param string $pUrl
* @return array $pArray
*/
public static function fetch($pUrl, $pYiidMeta = null)
{
$pUrl = trim(urldecode($pUrl));
$pUrl = str_replace(" ", "+", $pUrl);
try {
//get the html as string
$lHtml = UrlUtils::getUrlContent($pUrl, 'GET');
if (!$lHtml) {
return false;
}
// boost performance and use alreade the header
$lHeader = substr($lHtml, 0, stripos($lHtml, '</head>'));
if (!$pYiidMeta) {
$pYiidMeta = new YiidMeta();
}
$pYiidMeta->setUrl($pUrl);
if ((preg_match('~http://opengraphprotocol.org/schema/~i', $lHeader) || preg_match('~http://ogp.me/ns#~i', $lHeader) || preg_match('~property=[\\"\']og:~i', $lHeader)) && !$pYiidMeta->isComplete()) {
//get the opengraph-tags
$lOpenGraph = OpenGraph::parse($lHeader);
$pYiidMeta->fromOpenGraph($lOpenGraph);
}
if (preg_match('~application/(xml|json)\\+oembed"~i', $lHeader) && !$pYiidMeta->isComplete()) {
try {
$lOEmbed = OEmbedParser::fetchByCode($lHeader);
$pYiidMeta->fromOembed($lOEmbed);
} catch (Exception $e) {
// catch exception and try to go on
}
}
if (!$pYiidMeta->isComplete()) {
$lMeta = MetaTagParser::getKeys($lHtml, $pUrl);
$pYiidMeta->fromMeta($lMeta);
}
return $pYiidMeta;
} catch (Exception $e) {
return false;
}
}
