<?php
namespace ConnectPolylangElementor;
defined( 'ABSPATH' ) || exit;
/**
* Fixes cross origin domain issues with Elementor and Polylang
*
* Based on code from JoryHogeveen: https://gist.github.com/JoryHogeveen/1a9f41406f2e1f1b542d725a1954f774
*/
class ElementorAssets {
use \ConnectPolylangElementor\Util\Singleton;
protected $current_domain = '';
protected $default_domain = '';
protected $all_domains = array();
/**
* Add actions if is multidomain
*
* @return void
*/
protected function __construct() {
if ( ! cpel_is_polylang_multidomain() ) {
return;
}
add_action( 'init', array( $this, 'init' ) );
add_action( 'admin_init', array( $this, 'editor_domain_redirect' ) );
}
/**
* Initialize
*
* @since 2.1.0
* @return void
*/
public function init() {
// Prepare domains info.
$return = OBJECT;
$current_language = pll_current_language( $return );
$default_language = pll_default_language( $return );
if ( ! $current_language || ! $default_language ) {
return;
}
$is_preview = isset( $_GET['elementor_preview'] );
if ( ! cpel_is_elementor_editor() && ! $is_preview ) {
return;
}
$domains = pll_languages_list( array( 'fields' => 'home_url' ) );
foreach ( $domains as $domain ) {
$this->all_domains[] = wp_parse_url( $domain, PHP_URL_HOST );
}
if ( method_exists( $current_language, 'get_home_url' ) ) {
$this->current_domain = $current_language->get_home_url();
$this->default_domain = $default_language->get_home_url();
} else {
$this->current_domain = $current_language->home_url;
$this->default_domain = $default_language->home_url;
}
// Add filters.
add_filter( 'script_loader_src', array( $this, 'translate_url' ) );
add_filter( 'style_loader_src', array( $this, 'translate_url' ) );
add_filter( 'allowed_http_origins', array( $this, 'add_allowed_origins' ) );
add_filter( 'admin_url', array( $this, 'replace_ajax_url' ), 10, 3 );
add_filter( 'wp_get_attachment_image_attributes', array( $this, 'replace_src' ), 10, 2 );
add_filter( 'elementor/editor/localize_settings', array( $this, 'translate_url_recursive' ) );
}
/**
* Translate URL domain
*
* @since 2.1.0
* @param string $url
* @return string
*/
public function translate_url( $url ) {
return str_replace( $this->default_domain, $this->current_domain, $url );
}
/**
* Translate URL domain recursive
*
* @since 2.1.0
* @param mixed $data
* @return mixed
*/
public function translate_url_recursive( $data ) {
if ( is_string( $data ) ) {
$data = $this->translate_url( $data );
} elseif ( is_array( $data ) ) {
$data = array_map( array( $this, 'translate_url_recursive' ), $data );
}
return $data;
}
/**
* Add all domains to allowed origins
*
* @since 2.1.0
* @param array $origins
* @return array
*/
public function add_allowed_origins( $origins ) {
foreach ( $this->all_domains as $domain ) {
$origins = array_merge( $origins, array( 'http://' . $domain, 'https://' . $domain ) );
}
return array_unique( $origins );
}
/**
* Replace domain for admin-ajax.php
*
* @since 2.1.0
* @param string $url
* @param string $path
* @param int $blog_id
* @return string
*/
public function replace_ajax_url( $url, $path, $blog_id ) {
return 'admin-ajax.php' === $path ? $this->translate_url( $url ) : $url;
}
/**
* Replace domain for image src
*
* @since 2.1.0
* @param mixed $attr
* @param mixed $attachment
* @return void
*/
public function replace_src( $attr, $attachment ) {
$attr['src'] = $this->translate_url( $attr['src'] );
if ( isset( $attr['srcset'] ) ) {
$attr['srcset'] = $this->translate_url( $attr['srcset'] );
}
return $attr;
}
/**
* Redirect Elementor editor with post domain
*
* @since 2.1.0
* @return void
*/
public function editor_domain_redirect() {
if ( ! cpel_is_elementor_editor() ) {
return;
}
$current_url = add_query_arg( $_SERVER['QUERY_STRING'], '', admin_url( 'post.php' ) );
$server_host = wp_parse_url( "//{$_SERVER['HTTP_HOST']}", PHP_URL_HOST );
$post_host = wp_parse_url( \pll_get_post_language( intval( $_GET['post'] ), 'home_url' ), PHP_URL_HOST );
if ( null !== $post_host && $server_host !== $post_host ) {
\wp_redirect( \str_replace( $server_host, $post_host, $current_url ) );
exit;
}
}
}