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<?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 . sanitize_key( $_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 . sanitize_key( $task_list[ 0 ][ 'query' ][ 'id' ] ) );
return ;
}
}
if ( isset($_POST['id']) ) {
$id = (int)$_POST['id'] ;
}
elseif ( isset($_POST['image']) ) {
$id = (int)$_POST['image'] ;
}
elseif ( isset($_GET['pid']) ) {
$id = (int)$_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 . sanitize_key( $_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 ;
}
}