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Prix de l’or

Affiche le prix de l’or dans la devise de son choix

// Add Shortcode
function prix_or( $atts ) {

	// Attributes
	extract( shortcode_atts(
		array(
			'currency' => 'CAD',
		), $atts )
	);

	// Code
$dom = new DomDocument;
$dom->load("https://www.igolder.com/GoldData.ashx?type=Historical&hours=1&currency=".$currency."&tz=35&unit=oz&output=xml");
$listePays = $dom->getElementsByTagName("Price");
$i = 0;
foreach($listePays as $pays) {
    if ($i == 0) {
    	return $pays->getAttribute("Value");
   } $i ++;
  }

}
add_shortcode( 'prix_or', 'prix_or' );