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<?php

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if ( ! defined( 'ABSPATH' ) ) {

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exit; // Exit if accessed directly

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}

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/**

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* Plugin compatibility for Smush

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* @since 3.17.1

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* @link https://wordpress.org/plugins/wp-smushit/

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class ET_Builder_Plugin_Compat_Smush extends ET_Builder_Plugin_Compat_Base {

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/**

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* Constructor

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public function __construct() {

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$this->plugin_id = $this->_get_plugin_id();

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$this->init_hooks();

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}

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/**

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* Get the currently activated plugin id as the FREE and PRO versions are separate plugins.

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* @since 4.0.5

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* @return string

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protected function _get_plugin_id() {

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if ( ! function_exists( 'is_plugin_active' ) ) {

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require_once ABSPATH . 'wp-admin/includes/plugin.php';

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}

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$pro = 'wp-smush-pro/wp-smush.php';

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$free = 'wp-smushit/wp-smush.php';

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return is_plugin_active( $pro ) ? $pro : $free;

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}

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/**

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* Hook methods to WordPress

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* Latest plugin version: 1601

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* @return void

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public function init_hooks() {

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// Bail if there's no version found

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if ( ! $this->get_plugin_version() ) {

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return;

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}

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$enabled = array(

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// phpcs:disable WordPress.Security.NonceVerification.NoNonceVerification

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'vb' => et_()->array_get( $_GET, 'et_fb' ),

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'bfb' => et_()->array_get( $_GET, 'et_bfb' ),

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'tb' => et_()->array_get( $_GET, 'et_tb' ),

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// phpcs:enable

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);

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add_filter( 'wp_smush_should_skip_parse', array( $this, 'maybe_skip_parse' ), 11 );

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if ( $enabled['vb'] || $enabled['bfb'] || $enabled['tb'] ) {

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// Plugin's `enqueue` function will cause a PHP notice unless

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// early exit is forced using the following custom filter

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add_filter( 'wp_smush_enqueue', '__return_false' );

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$class = $this->get_smush_class();

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if ( ! empty( $class ) ) {

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// @phpcs:ignore Generic.PHP.ForbiddenFunctions.Found

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$mod = call_user_func( array( $class, 'get_instance' ) )->core()->mod;

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$props = get_object_vars( $mod );

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if ( isset( $props['lazy'] ) ) {

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// In Smush 3.3+, lazy loading enqueues and inlines several

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// scripts but the instance is public so we can get a

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// reference and remove the enqueuing action.

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remove_action( 'wp_enqueue_scripts', array( $props['lazy'], 'enqueue_assets' ) );

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} else {

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// The lazy loading instance is private in Smush 3.2.* so

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// we dequeue the script it enqueues as those versions

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// only load a single script.

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add_action( 'wp_enqueue_scripts', array( $this, 'dequeue_lazy_load' ) );

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}

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}

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}

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add_filter( 'et_core_page_resource_get_data', array( $this, 'maybe_get_background_images_cdn' ), 10, 3 );

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}

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/**

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* Disable Smush page parsing in VB.

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* @param boolean $skip

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* @return boolean

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public function maybe_skip_parse( $skip ) {

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if ( et_core_is_fb_enabled() ) {

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return true;

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}

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return $skip;

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}

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/**

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* Get the base Smush class name.

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* @since 4.0.3

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* @return string

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public function get_smush_class() {

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$classes = array(

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'WP_Smush',

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// @since 3.3.0

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'Smush\\WP_Smush',

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);

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foreach ( $classes as $test ) {

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if ( class_exists( $test ) ) {

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return $test;

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}

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}

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return '';

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}

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/**

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* Dequeue Smush lazy load in builder.

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* @since 4.0.10

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public function dequeue_lazy_load() {

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if ( wp_script_is( 'smush-lazy-load', 'enqueued' ) ) {

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wp_dequeue_script( 'smush-lazy-load' );

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}

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}

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/**

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* Maybe convert background images local URL inside the styles into CDN before it's

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* saved as static resource.

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* @since 4.4.9

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* @param array $data_resource

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* @param string $context

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* @param ET_Core_PageResource $page_resource

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* @return string

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public function maybe_get_background_images_cdn( $data_resource, $context, $page_resource ) {

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// Bail early if the context is not 'file' or the data resource is empty or resource

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// is not unified (single post & builder is being used).

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if ( 'file' !== $context || empty( $data_resource ) || ! strpos( $page_resource->slug, 'unified' ) ) {

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return $data_resource;

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}

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if ( ! class_exists( '\Smush\Core\Settings' ) || ! class_exists( '\Smush\Core\Modules\Helpers\Parser' ) ) {

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return $data_resource;

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}

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$smush_settings = Smush\Core\Settings::get_instance();

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$cdn = $smush_settings->get( 'cdn' );

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$background_images = $smush_settings->get( 'background_images' );

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// Both of CDN and Background Images modules should be activated.

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if ( ! $cdn || ! $background_images ) {

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return $data_resource;

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}

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$new_data_resource = $data_resource;

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$smush_parser = new Smush\Core\Modules\Helpers\Parser;

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$smush_parser->enable( 'cdn' );

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$smush_parser->enable( 'background_images' );

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// Converting background images local URL into CDN.

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foreach ( $data_resource as $priority => $data_part ) {

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$new_data_part = array();

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foreach ( $data_part as $data ) {

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$new_data_part[] = $smush_parser->parse_page( $data );

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}

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$new_data_resource[ $priority ] = $new_data_part;

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}

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return $new_data_resource;

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}

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}

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new ET_Builder_Plugin_Compat_Smush();

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