/**
* Returns the singleton instance of the class.
*
* @since 1.0.0
*
* @return object The Envira_Gallery_Metaboxes_Lite object.
*/
public static function get_instance()
{
if (!isset(self::$instance) && !self::$instance instanceof Envira_Gallery_Metaboxes_Lite) {
self::$instance = new Envira_Gallery_Metaboxes_Lite();
}
return self::$instance;
}
/**
* Refreshes the DOM view for a gallery.
*
* @since 1.0.0
*/
function envira_gallery_lite_ajax_refresh()
{
// Run a security check first.
check_ajax_referer('envira-gallery-refresh', 'nonce');
// Prepare variables.
$post_id = absint($_POST['post_id']);
$gallery = '';
// Grab all gallery data.
$gallery_data = get_post_meta($post_id, '_eg_gallery_data', true);
// If there are no gallery items, don't do anything.
if (empty($gallery_data) || empty($gallery_data['gallery'])) {
echo json_encode(array('error' => true));
die;
}
// Loop through the data and build out the gallery view.
foreach ((array) $gallery_data['gallery'] as $id => $data) {
$gallery .= Envira_Gallery_Metaboxes_Lite::get_instance()->get_gallery_item($id, $data, $post_id);
}
echo json_encode(array('success' => $gallery));
die;
}
