WordPress vimeo ids to params and markup

gistfile1.txt

<?php

// Curl helper function
function curl_get($url) {
    $curl = curl_init($url);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($curl, CURLOPT_TIMEOUT, 30);
    curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1);
    $return = curl_exec($curl);
    curl_close($curl);
    return $return;
}


function getVimeoId($theurl) {
	//https://github.com/vimeo/vimeo-api-examples/blob/master/oembed/php-example.php

	$oembed_endpoint = 'http://vimeo.com/api/oembed';

	// Grab the video url from the url, or use default
	$video_url = ($_GET['url']) ? $_GET['url'] : $theurl;

	// Create the URLs
	$json_url = $oembed_endpoint . '.json?url=' . rawurlencode($video_url) . '&width=640';
	$xml_url = $oembed_endpoint . '.xml?url=' . rawurlencode($video_url) . '&width=640';

	// Load in the oEmbed XML
	$oembed = simplexml_load_string(curl_get($xml_url));

	$theid = 'video' . $oembed->video_id;

	return $theid;
}

function example_add_vimeo_args($provider, $url, $args) {

    if ( strpos($provider, '//vimeo.com/') !== false ) {

		$videoid = getVimeoId($url);

        $provider = add_query_arg( 'api', '1', $provider );
        $provider = add_query_arg( 'player_id', $videoid, $provider );
    }
    return $provider;   
}
add_filter('oembed_fetch_url','example_add_vimeo_args',10,3);


function my_plugin_enable_js_api( $html, $url, $args ) { 

	if ( strstr( $html,'vimeo.com' ) ) {

		$videoid = getVimeoId($url);

		$newstring = 'iframe id="' . $videoid . '"';

		$html = str_replace( 'iframe', $newstring, $html );
	}
	
    return $html;
}
add_filter( 'oembed_result', 'my_plugin_enable_js_api', 10, 3 );

?>