Get Open Graph Meta Tag Using PHP

og-php.php

<?php
function fetch_og($url)
{
    $data = file_get_contents($url);
    $dom = new DomDocument;
    @$dom->loadHTML($data);
     
    $xpath = new DOMXPath($dom);
    # query metatags dengan prefix og
    $metas = $xpath->query('//*/meta[starts-with(@property, \'og:\')]');

    $og = array();

    foreach($metas as $meta){
        # ambil nama properti tanpa menyertakan og
        $property = str_replace('og:', '', $meta->getAttribute('property'));
        # ambil konten dari properti tersebut
        $content = $meta->getAttribute('content');
        $og[$property] = $content;
    }

    return $og;
}


# Cara penggunaan, cukup masukan url
$og = fetch_og('http://www.jurnalweb.com/5-tips-membangun-website-sendiri/');


echo "<pre>";
print_r($og);
echo "</pre>";
echo "<hr>";

echo $og['title'];
echo "<hr>";

echo "<h1>Data Facebook Jurnalweb.com</h1>";
echo "<h3>Link: <small><small>http://www.jurnalweb.com/5-tips-membangun-website-sendiri/</small></small></h3>";
foreach ($og as $key => $value) {
    echo "<strong>$key:</strong> ".$value;
    echo "<br>";
}

?>