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<?php /** * Smush integration with various plugins: Common class * * @package Smush\Core\Integrations * @since 2.8.0 * * @author Anton Vanyukov <anton@incsub.com> * * @copyright (c) 2018, Incsub (http://incsub.com) */
namespace Smush\Core\Integrations;
use Smush\Core\Modules\Smush; use WP_Smush;
if ( ! defined( 'WPINC' ) ) { die; }
/** * Singleton class class Common * * @since 2.8.0 */ class Common {
/** * Common constructor. */ public function __construct() { if ( is_admin() ) { // AJAX Thumbnail Rebuild integration. add_filter( 'wp_smush_media_image', array( $this, 'skip_images' ), 10, 2 );
// Optimise WP retina 2x images. add_action( 'wr2x_retina_file_added', array( $this, 'smush_retina_image' ), 20, 3 );
// WPML integration. add_action( 'wp_smush_image_optimised', array( $this, 'wpml_update_duplicate_meta' ), 10, 3 );
// Remove any pre_get_posts_filters added by WP Media Folder plugin. add_action( 'wp_smush_remove_filters', array( $this, 'remove_filters' ) ); }
// ReCaptcha lazy load. add_filter( 'smush_skip_iframe_from_lazy_load', array( $this, 'exclude_recaptcha_iframe' ), 10, 2 );
// Compatibility modules for lazy loading. add_filter( 'smush_skip_image_from_lazy_load', array( $this, 'lazy_load_compat' ), 10, 3 );
// Soliloquy slider CDN support. add_filter( 'soliloquy_image_src', array( $this, 'soliloquy_image_src' ) );
// Translate Press integration. add_filter( 'smush_skip_image_from_lazy_load', array( $this, 'trp_translation_editor' ) );
// Jetpack CDN compatibility. add_filter( 'smush_cdn_skip_image', array( $this, 'jetpack_cdn_compat' ), 10, 2 );
// WP Maintenance Plugin integration. add_action( 'template_redirect', array( $this, 'wp_maintenance_mode' ) ); }
/** * Remove any pre_get_posts_filters added by WP Media Folder plugin. */ public function remove_filters() { // Remove any filters added b WP media Folder plugin to get the all attachments. if ( class_exists( 'Wp_Media_Folder' ) ) { global $wp_media_folder; if ( is_object( $wp_media_folder ) ) { remove_filter( 'pre_get_posts', array( $wp_media_folder, 'wpmf_pre_get_posts1' ) ); remove_filter( 'pre_get_posts', array( $wp_media_folder, 'wpmf_pre_get_posts' ), 0, 1 ); } }
global $wpml_query_filter;
// If WPML is not installed, return. if ( ! is_object( $wpml_query_filter ) ) { return; }
// Remove language filter and let all the images be smushed at once. if ( has_filter( 'posts_join', array( $wpml_query_filter, 'posts_join_filter' ) ) ) { remove_filter( 'posts_join', array( $wpml_query_filter, 'posts_join_filter' ), 10, 2 ); remove_filter( 'posts_where', array( $wpml_query_filter, 'posts_where_filter' ), 10, 2 ); } }
/************************************** * * AJAX Thumbnail Rebuild * * @since 2.8 */
/** * AJAX Thumbnail Rebuild integration. * * If this is a thumbnail regeneration - only continue for selected thumbs * (no need to regenerate everything else). * * @since 2.8.0 * * @param string $smush_image Image size. * @param string $size_key Thumbnail size. * * @return bool */ public function skip_images( $smush_image, $size_key ) { if ( empty( $_POST['regen'] ) || ! is_array( $_POST['regen'] ) ) { // Input var ok. return $smush_image; }
$smush_sizes = wp_unslash( $_POST['regen'] ); // Input var ok.
if ( in_array( $size_key, $smush_sizes, true ) ) { return $smush_image; }
// Do not regenerate other thumbnails for regenerate action. return false; }
/************************************** * * WP Retina 2x */
/** * Smush Retina images for WP Retina 2x, Update Stats. * * @param int $id Attachment ID. * @param string $retina_file Retina image. * @param string $image_size Image size. */ public function smush_retina_image( $id, $retina_file, $image_size ) { $smush = WP_Smush::get_instance()->core()->mod->smush;
// Initialize attachment id and media type. $smush->attachment_id = $id; $smush->media_type = 'wp';
/** * Allows to Enable/Disable WP Retina 2x Integration */ $smush_retina_images = apply_filters( 'smush_retina_images', true );
// Check if Smush retina images is enabled. if ( ! $smush_retina_images ) { return; } // Check for Empty fields. if ( empty( $id ) || empty( $retina_file ) || empty( $image_size ) ) { return; }
// Do not smush if auto smush is turned off. if ( ! $smush->is_auto_smush_enabled() ) { return; }
/** * Allows to skip a image from smushing * * @param bool , Smush image or not * @$size string, Size of image being smushed */ $smush_image = apply_filters( 'wp_smush_media_image', true, $image_size ); if ( ! $smush_image ) { return; }
$stats = $smush->do_smushit( $retina_file ); // If we squeezed out something, Update stats. if ( ! is_wp_error( $stats ) && ! empty( $stats['data'] ) && isset( $stats['data'] ) && $stats['data']->bytes_saved > 0 ) { $image_size = $image_size . '@2x';
$this->update_smush_stats_single( $id, $stats, $image_size ); } }
/** * Updates the smush stats for a single image size. * * @param int $id Attachment ID. * @param array $smush_stats Smush stats. * @param string $image_size Image size. */ private function update_smush_stats_single( $id, $smush_stats, $image_size = '' ) { // Return, if we don't have image id or stats for it. if ( empty( $id ) || empty( $smush_stats ) || empty( $image_size ) ) { return; }
$smush = WP_Smush::get_instance()->core()->mod->smush; $data = $smush_stats['data']; // Get existing Stats. $stats = get_post_meta( $id, Smush::$smushed_meta_key, true );
// Update existing Stats. if ( ! empty( $stats ) ) { // Update stats for each size. if ( isset( $stats['sizes'] ) ) { // if stats for a particular size doesn't exists. if ( empty( $stats['sizes'][ $image_size ] ) ) { // Update size wise details. $stats['sizes'][ $image_size ] = (object) $smush->array_fill_placeholders( $smush->get_size_signature(), (array) $data ); } else { // Update compression percent and bytes saved for each size. $stats['sizes'][ $image_size ]->bytes = $stats['sizes'][ $image_size ]->bytes + $data->bytes_saved; $stats['sizes'][ $image_size ]->percent = $stats['sizes'][ $image_size ]->percent + $data->compression; } } } else { // Create new stats. $stats = array( 'stats' => array_merge( $smush->get_size_signature(), array( 'api_version' => - 1, 'lossy' => - 1, ) ), 'sizes' => array(), );
$stats['stats']['api_version'] = $data->api_version; $stats['stats']['lossy'] = $data->lossy; $stats['stats']['keep_exif'] = ! empty( $data->keep_exif ) ? $data->keep_exif : 0;
// Update size wise details. $stats['sizes'][ $image_size ] = (object) $smush->array_fill_placeholders( $smush->get_size_signature(), (array) $data ); }
// Calculate the total compression. $stats = WP_Smush::get_instance()->core()->total_compression( $stats );
update_post_meta( $id, Smush::$smushed_meta_key, $stats ); }
/************************************** * * WPML * * @since 3.0 */
/** * Update meta for the duplicated image. * * If WPML is duplicating images, we need to update the meta for the duplicate image as well, * otherwise it will not be found during compression or on the WordPress back/front-ends. * * @since 3.0 * * @param int $id Attachment ID. * @param array $stats Smushed stats. * @param array $meta New meta data. */ public function wpml_update_duplicate_meta( $id, $stats, $meta ) { // Continue only if duplication is enabled. if ( ! $this->is_wpml_duplicating_images() ) { return; }
global $wpdb;
// Get translated attachments. $image_ids = $wpdb->get_col( $wpdb->prepare( "SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE trid IN ( SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_id=%d ) AND element_id!=%d AND element_type='post_attachment'", array( $id, $id ) ) ); // Db call ok; no-cache ok.
// If images found. if ( ! empty( $image_ids ) ) { // Get the resize savings. $resize = get_post_meta( $id, WP_SMUSH_PREFIX . 'resize_savings' ); // Update each translations. foreach ( $image_ids as $attchment_id ) { // Smushed stats. update_post_meta( $attchment_id, Smush::$smushed_meta_key, $stats ); // Resize savings. if ( ! empty( $resize ) ) { update_post_meta( $attchment_id, WP_SMUSH_PREFIX . 'resize_savings', $resize ); } // Attachment meta data. update_post_meta( $attchment_id, '_wp_attachment_metadata', $meta ); } } }
/** * Check if WPML is active and is duplicating images. * * @since 3.0 * * @return bool */ private function is_wpml_duplicating_images() { if ( ! class_exists( '\SitePress' ) ) { return false; }
$media_settings = get_site_option( '_wpml_media' );
// Check if WPML media translations are active. if ( ! $media_settings || ! isset( $media_settings['new_content_settings']['duplicate_media'] ) ) { return false; }
// WPML duplicate existing media for translated content? if ( ! $media_settings['new_content_settings']['duplicate_media'] ) { return false; }
return true; }
/** * Skip ReCaptcha iframes from lazy loading. * * @since 3.4.2 * * @param bool $skip Should skip? Default: false. * @param string $src Iframe url. * * @return bool */ public function exclude_recaptcha_iframe( $skip, $src ) { return false !== strpos( $src, 'recaptcha/api' ); }
/************************************** * * Soliloquy slider * * @since 3.6.2 */
/** * Replace slider image links with CDN links. * * @param string $src Image source. * * @return string */ public function soliloquy_image_src( $src ) { $cdn = WP_Smush::get_instance()->core()->mod->cdn;
if ( ! $cdn->get_status() || empty( $src ) ) { return $src; }
if ( $cdn->is_supported_path( $src ) ) { return $cdn->generate_cdn_url( $src ); }
return $src; }
/************************************** * * Translate Press * * @since 3.6.3 */
/** * Disables "Lazy Load" on Translate Press translate editor * * @param bool $skip Should skip? Default: false. * * @return bool */ public function trp_translation_editor( $skip ) { if ( ! class_exists( '\TRP_Translate_Press' ) || ! isset( $_GET['trp-edit-translation'] ) ) { return $skip; }
return true; }
/************************************** * * Jetpack * * @since 3.7.1 */
/** * Skips the url from the srcset from our CDN when it's already served by Jetpack's CDN. * * @since 3.7.1 * * @param bool $skip Should skip? Default: false. * @param string $url Source. * * @return bool */ public function jetpack_cdn_compat( $skip, $url ) { if ( ! class_exists( '\Jetpack' ) ) { return $skip; }
if ( method_exists( '\Jetpack', 'is_module_active' ) && ! \Jetpack::is_module_active( 'photon' ) ) { return $skip; }
$parsed_url = wp_parse_url( $url );
// The image already comes from Jetpack's CDN. if ( preg_match( '#^i[\d]{1}.wp.com$#i', $parsed_url['host'] ) ) { return true; } return $skip; }
/************************************** * * WP Maintenance Plugin * * @since 3.8.0 */
/** * Disable page parsing when "Maintenance" is enabled * * @since 3.8.0 */ public function wp_maintenance_mode() { if ( ! class_exists( '\MTNC' ) ) { return; }
global $mt_options;
if ( ! is_user_logged_in() && ! empty( $mt_options['state'] ) ) { add_filter( 'wp_smush_should_skip_parse', '__return_true' ); } }
/************************************** * * Various modules * * @since 3.5 */
/** * Lazy loading compatibility checks. * * @since 3.5.0 * * @param bool $skip Should skip? Default: false. * @param string $src Image url. * @param string $image Image. * * @return bool */ public function lazy_load_compat( $skip, $src, $image ) { // Avoid conflicts if attributes are set (another plugin, for example). if ( false !== strpos( $image, 'data-src' ) ) { return true; }
// Compatibility with Essential Grid lazy loading. if ( false !== strpos( $image, 'data-lazysrc' ) ) { return true; }
// Compatibility with JetPack lazy loading. if ( false !== strpos( $image, 'jetpack-lazy-image' ) ) { return true; }
return $skip; }
}
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