Edit File: nextgengallery.cls.php
<?php /** * The Third Party integration with the NextGen Gallery plugin. * * @since 1.0.5 */ namespace LiteSpeed\Thirdparty ; defined( 'WPINC' ) || exit ; // Try preload instead // todo: need test // add_action('load_nextgen_gallery_modules', 'NextGenGallery::detect') ; class NextGenGallery { const CACHETAG_ALBUMS = 'NGG_A.' ; const CACHETAG_GALLERIES = 'NGG_G.' ; const CACHETAG_TAGS = 'NGG_T.' ; /** * Detect is triggered at the load_nextgen_gallery_modules action. * * If this action is triggered, assume NextGen Gallery is used. * * @since 1.0.5 * @access public */ public static function preload() { add_action( 'ngg_added_new_image', __CLASS__ . '::add_image' ) ; add_action( 'ngg_ajax_image_save', __CLASS__ . '::update_image' ) ; add_action( 'ngg_delete_picture', __CLASS__ . '::delete_image' ) ; add_action( 'ngg_moved_images', __CLASS__ . '::move_image', 10, 3 ) ; add_action( 'ngg_copied_images', __CLASS__ . '::copy_image', 10, 3 ) ; add_action( 'ngg_generated_image', __CLASS__ . '::gen_image' ) ; add_action( 'ngg_recovered_image', __CLASS__ . '::gen_image' ) ; add_action( 'ngg_gallery_sort', __CLASS__ . '::update_gallery' ) ; add_action( 'ngg_delete_gallery', __CLASS__ . '::update_gallery' ) ; add_action( 'ngg_update_album', __CLASS__ . '::update_album' ) ; add_action( 'ngg_delete_album', __CLASS__ . '::update_album' ) ; add_filter( 'ngg_displayed_gallery_cache_params', __CLASS__ . '::add_container' ) ; } /** * When an image is added, need to purge all pages that displays its gallery. * * @since 1.0.5 * @access public * @param string $image The image object added. */ public static function add_image($image) { if ( ! $image || ! method_exists( $image, 'get_gallery' ) ) { return ; } $gallery = $image->get_gallery() ; if ( $gallery && $gallery->pageid ) { do_action( 'litespeed_purge', self::CACHETAG_GALLERIES . $gallery->pageid ) ; } } /** * When an image is updated, need to purge all pages that displays its gallery. * * @since 1.0.5 * @access public */ public static function update_image() { if ( isset( $_REQUEST[ 'gallery_id' ] ) ) { do_action( 'litespeed_purge', self::CACHETAG_GALLERIES . $_REQUEST[ 'gallery_id' ] ) ; return ; } if ( isset( $_POST[ 'task_list' ] ) ) { $task_list = str_replace( '\\', '', $_POST[ 'task_list' ] ) ; $task_list = json_decode( $task_list, true ) ; if ( ! empty( $task_list[ 0 ][ 'query' ][ 'id' ] ) ) { do_action( 'litespeed_purge', self::CACHETAG_GALLERIES . $task_list[ 0 ][ 'query' ][ 'id' ] ) ; return ; } } if ( isset($_POST['id']) ) { $id = $_POST['id'] ; } elseif ( isset($_POST['image']) ) { $id = $_POST['image'] ; } elseif ( isset($_GET['pid']) ) { $id = $_GET['pid'] ; } else { error_log('LiteSpeed_Cache hit ngg_ajax_image_save with no post image id.') ; return ; } $image = \C_Image_Mapper::get_instance()->find($id) ; if ( $image ) { do_action( 'litespeed_purge', self::CACHETAG_GALLERIES . $image->galleryid ); } } /** * When an image is deleted, need to purge all pages that displays its gallery. * * @since 1.0.5 * @access public */ public static function delete_image() { if ( isset($_GET['gid']) ) { do_action( 'litespeed_purge', self::CACHETAG_GALLERIES . $_GET['gid'] ); } } /** * When an image is moved, need to purge all old galleries and the new gallery. * * @since 1.0.8 * @access public * @param array $images unused * @param array $old_gallery_ids Source gallery ids for the images. * @param integer $new_gallery_id Destination gallery id. */ public static function move_image($images, $old_gallery_ids, $new_gallery_id) { foreach ($old_gallery_ids as $gid) { do_action( 'litespeed_purge', self::CACHETAG_GALLERIES . $gid ); } do_action( 'litespeed_purge', self::CACHETAG_GALLERIES . $new_gallery_id ); } /** * When an image is copied, need to purge the destination gallery. * * @param array $image_pid_map unused * @param array $old_gallery_ids unused * @param integer $new_gallery_id Destination gallery id. */ public static function copy_image($image_pid_map, $old_gallery_ids, $new_gallery_id) { do_action( 'litespeed_purge', self::CACHETAG_GALLERIES . $new_gallery_id ); } /** * When an image is re-generated, need to purge the gallery it belongs to. * Also applies to recovered images. * * @param Image $image The re-generated image. */ public static function gen_image($image) { do_action( 'litespeed_purge', self::CACHETAG_GALLERIES . $image->galleryid ); } /** * When a gallery is updated, need to purge all pages that display the gallery. * * @since 1.0.5 * @access public * @param integer $gid The gallery id of the gallery updated. */ public static function update_gallery($gid) { // New version input will be an object with gid value if ( is_object( $gid ) && ! empty( $gid->gid ) ) { $gid = $gid->gid ; } do_action( 'litespeed_purge', self::CACHETAG_GALLERIES . $gid ); } /** * When an album is updated, need to purge all pages that display the album. * * @since 1.0.5 * @access public * @param integer $aid The album id of the album updated. */ public static function update_album($aid) { do_action( 'litespeed_purge', self::CACHETAG_ALBUMS . $aid ); } /** * When rendering a page, if the page has a gallery, album or tag cloud, * it needs to be tagged appropriately. * * @since 1.0.5 * @access public * @param object $render_parms Parameters used to render the associated part of the page. * @return mixed Null if passed in null, $render_parms otherwise. */ public static function add_container($render_parms) { // Check if null. If it is null, can't continue. if ( is_null($render_parms) ) { return null ; } $src = $render_parms[0]->source ; $container_ids = $render_parms[0]->container_ids ; // Can switch on first char if we end up with more sources. switch ($src) { case 'albums': $tag = self::CACHETAG_ALBUMS ; break ; case 'galleries': $tag = self::CACHETAG_GALLERIES ; break ; case 'tags': $tag = self::CACHETAG_TAGS ; break ; default: return $render_parms ; } foreach ($container_ids as $id) { do_action( 'litespeed_tag_add', $tag . $id ); } return $render_parms ; } }