function opengraphprotocoltools_image()
{
global $post;
$meta_tags = array();
if (has_post_thumbnail($post)) {
$image_tags = array();
$opengraphprotocoltools_image_id = get_post_thumbnail_id($post->ID);
if (function_exists('jetpack_photon_url') && class_exists('Jetpack') && method_exists('Jetpack', 'get_active_modules') && in_array('photon', Jetpack::get_active_modules())) {
$opengraphprotocoltools_image = wp_get_attachment_image_src($opengraphprotocoltools_image_id, 'full');
$image_tags['url'] = jetpack_photon_url($opengraphprotocoltools_image[0], array('resize' => '600,600'));
$image_tags['width'] = '600';
$image_tags['height'] = '600';
} else {
$opengraphprotocoltools_image = wp_get_attachment_image_src($opengraphprotocoltools_image_id, array(400, 400));
$image_tags['url'] = $opengraphprotocoltools_image[0];
$image_tags['width'] = $opengraphprotocoltools_image[1];
$image_tags['height'] = $opengraphprotocoltools_image[2];
}
$meta_tags['http://ogp.me/ns#image'] = array($image_tags);
$meta_tags['twitter:card'] = 'photo';
return $meta_tags;
}
$args = array('post_type' => 'attachment', 'post_mime_type' => 'image', 'post_parent' => $post->ID);
if ($images = get_children($args)) {
foreach ($images as $image) {
$opengraphprotocoltools_image = wp_get_attachment_image_src($image->ID, 'medium');
$image_tags = array();
$image_tags['url'] = $opengraphprotocoltools_image[0];
$image_tags['width'] = $opengraphprotocoltools_image[1];
$image_tags['height'] = $opengraphprotocoltools_image[2];
$meta_tags['http://ogp.me/ns#image'] = array($image_tags);
$meta_tags['twitter:card'] = 'photo';
return $meta_tags;
}
}
// if no images, return the default
$meta_tags['http://ogp.me/ns#image'] = opengraphprotocoltools_image_url_default();
return $meta_tags;
}
function opengraphprotocoltools_image_url()
{
global $post;
$args = array('post_type' => 'attachment', 'post_mime_type' => 'image', 'post_parent' => $post->ID);
if ($images = get_children($args)) {
foreach ($images as $image) {
return array_shift(wp_get_attachment_image_src($image->ID, 'medium'));
}
}
// if no images, return the default
return opengraphprotocoltools_image_url_default();
}