/**
* Untrash a gallery when the gallery post type is untrashed.
*
* @since 1.0.0
*
* @param $id The post ID being untrashed.
* @return null Return early if no gallery is found.
*/
public function untrash_gallery($id)
{
$gallery = get_post($id);
// Flush necessary gallery caches to ensure untrashed galleries are showing.
Envira_Gallery_Common_Lite::get_instance()->flush_gallery_caches($id);
// Return early if not an Envira gallery.
if ('envira' !== $gallery->post_type) {
return;
}
// Set the gallery status to inactive.
$gallery_data = get_post_meta($id, '_eg_gallery_data', true);
if (empty($gallery_data)) {
return;
}
if (isset($gallery_data['status'])) {
unset($gallery_data['status']);
}
update_post_meta($id, '_eg_gallery_data', $gallery_data);
}
/**
* Returns the singleton instance of the class.
*
* @since 1.0.0
*
* @return object The Envira_Gallery_Common_Lite object.
*/
public static function get_instance()
{
if (!isset(self::$instance) && !self::$instance instanceof Envira_Gallery_Common_Lite) {
self::$instance = new Envira_Gallery_Common_Lite();
}
return self::$instance;
}
/**
* Saves the metadata for an image in a gallery.
*
* @since 1.0.0
*/
function envira_gallery_lite_ajax_save_meta()
{
// Run a security check first.
check_ajax_referer('envira-gallery-save-meta', 'nonce');
// Prepare variables.
$post_id = absint($_POST['post_id']);
$attach_id = absint($_POST['attach_id']);
$meta = $_POST['meta'];
$gallery_data = get_post_meta($post_id, '_eg_gallery_data', true);
if (isset($meta['title'])) {
$gallery_data['gallery'][$attach_id]['title'] = trim($meta['title']);
}
if (isset($meta['alt'])) {
$gallery_data['gallery'][$attach_id]['alt'] = trim(esc_html($meta['alt']));
}
if (isset($meta['link'])) {
$gallery_data['gallery'][$attach_id]['link'] = esc_url($meta['link']);
}
// Allow filtering of meta before saving.
$gallery_data = apply_filters('envira_gallery_ajax_save_meta', $gallery_data, $meta, $attach_id, $post_id);
// Update the gallery data.
update_post_meta($post_id, '_eg_gallery_data', $gallery_data);
// Flush the gallery cache.
Envira_Gallery_Common_Lite::get_instance()->flush_gallery_caches($post_id);
echo json_encode(true);
die;
}
/**
* Helper method for retrieving title displays.
*
* @since 1.2.7
*
* @return array Array of title display data.
*/
public function get_title_displays()
{
$instance = Envira_Gallery_Common_Lite::get_instance();
return $instance->get_title_displays();
}
/**
* Helper method for retrieving config values.
*
* @since 1.0.0
*
* @param string $key The config key to retrieve.
* @param array $data The gallery data to use for retrieval.
* @return string Key value on success, default if not set.
*/
public function get_config($key, $data)
{
$instance = Envira_Gallery_Common_Lite::get_instance();
return isset($data['config'][$key]) ? $data['config'][$key] : $instance->get_config_default($key);
}
