public static function getOpenGraphData($url)
{
$returnValues = array();
//obtengo los datos del enlace con su imagen titulo y descripcion haaa y la url
$graph = OpenGraph::fetch($url);
foreach ($graph as $key => $value) {
switch ($key) {
case 'title':
$returnValues['title'] = $value;
break;
case 'description':
$returnValues['description'] = $value;
break;
case 'site_name':
$returnValues['siteName'] = $value;
break;
case 'image':
$returnValues['image'] = $value;
break;
}
}
//Checking video link if youtube or vimeo
$host = parse_url($url, PHP_URL_HOST);
if ($host == 'vimeo.com') {
$path = parse_url($url, PHP_URL_PATH);
$clip_id = substr($path, 1);
$returnValues['videoUrl'] = 'http://vimeo.com/moogaloop.swf?clip_id=' . $clip_id;
}
if ($host == 'www.youtube.com') {
$query = parse_url($url, PHP_URL_QUERY);
$v = explode("=", $query);
$returnValues['videoUrl'] = 'http://www.youtube.com/v/' . $v[1] . '?version=3&autohide=1';
}
if ($host == 'youtu.be') {
$path = parse_url($url, PHP_URL_PATH);
$returnValues['videoUrl'] = 'http://www.youtube.com/v' . $path . '?version=3&autohide=1';
}
//veo si alguno de los campos esta vacio y mando la funcion con curl
if (isset($returnValues['title']) && isset($returnValues['description']) && isset($returnValues['image']) && isset($returnValues['siteName'])) {
return $returnValues;
}
$arr = OpenGraph::wget($url);
if (!isset($returnValues['title'])) {
$returnValues['title'] = $arr['title'];
}
if (!isset($returnValues['description'])) {
$returnValues['description'] = $arr['description'];
}
if (!isset($returnValues['image'])) {
$returnValues['image'] = $arr['og:image'];
}
if (!isset($returnValues['images'])) {
$returnValues['images'] = $arr['images'][0];
}
return $returnValues;
}
