| 1 |
<?php |
| 2 |
/** |
| 3 |
* Plugin Name: wpLingua |
| 4 |
* Plugin URI: https://wplingua.com/ |
| 5 |
* Description: An all-in-one solution that makes your websites multilingual and translates them automatically, without word or page limits. The highlights: a free first language, an on-page visual editor for editing translations, a customizable language switcher, search engine optimization (SEO), self-hosted data and more! |
| 6 |
* Author: wpLingua Translation Service |
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* Author URI: https://wplingua.com/ |
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* Text Domain: wplingua |
| 9 |
* Domain Path: /languages/ |
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* Version: 2.14.0 |
| 11 |
* Requires PHP: 7.4 |
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* License: GPL v2 or later |
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* License URI: https://www.gnu.org/licenses/gpl-2.0.html |
| 14 |
*/ |
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|
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|
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// If this file is called directly, abort. |
| 18 |
if ( ! defined( 'WPINC' ) ) { |
| 19 |
die; |
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} |
| 21 |
|
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|
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// Define wpLingua constants |
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define( 'WPLNG_API_URL', 'https://api.wplingua.com' ); |
| 25 |
define( 'WPLNG_API_VERSION', '3.0' ); |
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define( 'WPLNG_API_SSLVERIFY', true ); |
| 27 |
define( 'WPLNG_PLUGIN_VERSION', '2.14.0' ); |
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define( 'WPLNG_PLUGIN_FILE', plugin_basename( __FILE__ ) ); |
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define( 'WPLNG_PLUGIN_DIR', __DIR__ ); |
| 30 |
define( 'WPLNG_CACHE_DIR', WP_CONTENT_DIR . '/wplingua-cache' ); |
| 31 |
define( 'WPLNG_PHP_MIN_VERSION', '7.4' ); |
| 32 |
define( 'WPLNG_MAX_TRANSLATIONS_STR', 220 ); |
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define( 'WPLNG_MAX_TRANSLATIONS_CHAR', 4200 ); |
| 34 |
define( 'WPLNG_MAX_FILE_SIZE', 5000000 ); |
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|
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|
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// Define debug constants |
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defined( 'WPLNG_DEBUG_JSON' ) || define( 'WPLNG_DEBUG_JSON', false ); |
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defined( 'WPLNG_DEBUG_AJAX' ) || define( 'WPLNG_DEBUG_AJAX', false ); |
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defined( 'WPLNG_DEBUG_REST' ) || define( 'WPLNG_DEBUG_REST', false ); |
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defined( 'WPLNG_DEBUG_BEAT' ) || define( 'WPLNG_DEBUG_BEAT', false ); |
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defined( 'WPLNG_DEBUG_XML' ) || define( 'WPLNG_DEBUG_XML', false ); |
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|
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|
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// Load all needed PHP files |
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require_once WPLNG_PLUGIN_DIR . '/loader.php'; |
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|
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|
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/** |
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* Loads wpLingua plugin's translated strings. |
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* |
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* @return void |
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*/ |
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function wplng_load_plugin_textdomain() { |
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load_plugin_textdomain( |
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'wplingua', |
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false, |
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'wplingua/languages' |
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); |
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} |
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|
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|
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/** |
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* Register all wpLingua Hook |
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* |
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* @return void |
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*/ |
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function wplng_start() { |
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|
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// Setup $wplng_class_reload |
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global $wplng_class_reload; |
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$wplng_class_reload = false; |
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|
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// Setup $wplng_request_uri |
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if ( isset( $_SERVER['REQUEST_URI'] ) ) { |
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|
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$request_uri = wp_unslash( (string) $_SERVER['REQUEST_URI'] ); |
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$request_uri = wplng_normalize_request_path( $request_uri ); |
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$decoded_uri = urldecode( $request_uri ); |
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|
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// Check if the request URI is clean |
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if ( strtolower( esc_url_raw( $request_uri ) ) !== strtolower( $request_uri ) |
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|| wplng_str_is_malicious( $request_uri ) |
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|| wplng_str_is_malicious( $decoded_uri ) |
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) { |
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return; |
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} |
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|
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// Also check query string for double-encoded attacks |
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if ( isset( $_SERVER['QUERY_STRING'] ) ) { |
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$query_string = sanitize_text_field( $_SERVER['QUERY_STRING'] ); |
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$decoded_query = urldecode( urldecode( $query_string ) ); |
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|
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if ( wplng_str_is_malicious( $decoded_query ) ) { |
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return; |
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} |
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} |
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|
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global $wplng_request_uri; |
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$wplng_request_uri = $request_uri; |
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} |
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|
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// The plugin version has changed |
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if ( get_option( 'wplng_version' ) !== WPLNG_PLUGIN_VERSION ) { |
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// Update version number in DB |
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update_option( 'wplng_version', WPLNG_PLUGIN_VERSION, true ); |
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|
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// Clear all wpLingua cache |
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wplng_clear_translations_cache(); |
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wplng_clear_slugs_cache(); |
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wplng_clear_folder_cache(); |
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|
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// Clear old cache method (version <= 2.12.3) |
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delete_transient( 'wplng_cached_translations' ); |
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delete_transient( 'wplng_cached_slugs' ); |
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} |
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|
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// Load plugin text domain /languages/ |
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add_action( 'init', 'wplng_load_plugin_textdomain' ); |
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|
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// Do not cache page for connected editor |
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add_action( 'init', 'wplng_init_manage_cache', 1 ); |
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|
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// Display a notice if incompatibility is detected |
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add_action( 'admin_notices', 'wplng_admin_notice_incompatible_plugin', 1 ); |
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add_action( 'admin_notices', 'wplng_admin_notice_incompatible_multisite', 1 ); |
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add_action( 'admin_notices', 'wplng_admin_notice_incompatible_php_version', 1 ); |
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add_action( 'admin_notices', 'wplng_admin_notice_incompatible_htaccess', 1 ); |
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add_action( 'admin_notices', 'wplng_admin_notice_incompatible_plain_permalink', 1 ); |
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|
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// Return if incompatibility is detected |
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if ( ! empty( wplng_get_incompatible_plugins() ) |
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|| ( is_multisite() |
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&& ! apply_filters( 'wplng_bypass_multisite_incompatibility', false ) |
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) |
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|| ( version_compare( PHP_VERSION, WPLNG_PHP_MIN_VERSION ) < 0 ) |
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|| ! wplng_htaccess_is_valid() |
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|| empty( get_option( 'permalink_structure' ) ) |
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) { |
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return; |
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} |
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|
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// Register plugin settings |
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add_action( 'admin_init', 'wplng_register_settings' ); |
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|
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// Add settings link in plugin list |
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add_filter( 'plugin_action_links_' . WPLNG_PLUGIN_FILE, 'wplng_settings_link' ); |
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|
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// Redirect to the settings page on plugin activation |
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add_action( 'activated_plugin', 'wplng_plugin_activation_redirect' ); |
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|
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// Set footer text for options pages |
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add_filter( 'admin_footer_text', 'wplng_admin_footer_text', 11 ); |
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add_filter( 'update_footer', 'wplng_update_footer', 11 ); |
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|
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// Print head script (JSON with all languages informations) |
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add_action( 'toplevel_page_wplingua-settings', 'wplng_inline_script_languages' ); |
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|
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if ( empty( wplng_get_api_data() ) ) { |
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|
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// Add Register option page in back office menu |
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add_action( 'admin_menu', 'wplng_create_menu_register' ); |
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|
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// Enqueue CSS and JS files for register option pages |
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add_action( 'admin_enqueue_scripts', 'wplng_option_page_register_assets' ); |
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|
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// Display a notice if the plugin is activate but not configured |
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add_action( 'admin_notices', 'wplng_admin_notice_no_key_set', 1 ); |
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|
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} else { |
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|
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/** |
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* Back office |
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*/ |
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|
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// Add menu in back office |
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add_action( 'admin_menu', 'wplng_create_menu' ); |
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|
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// Add admin Bar menu |
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add_action( 'admin_bar_menu', 'wplng_admin_bar_menu', 81 ); |
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add_action( 'admin_bar_menu', 'wplng_admin_bar_edit', 81 ); |
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|
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// Switcher in nav menu options |
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add_action( 'admin_enqueue_scripts', 'wplng_switcher_nav_menu_inline_scripts' ); |
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add_action( 'admin_head-nav-menus.php', 'wp_nav_menu_switcher_box_add_register' ); |
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add_action( 'wp_nav_menu_item_custom_fields', 'wp_nav_menu_switcher_box_edit', 10, 2 ); |
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|
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// Enqueue CSS and JS files for option pages |
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add_action( 'admin_enqueue_scripts', 'wplng_option_page_settings_assets' ); |
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add_action( 'admin_enqueue_scripts', 'wplng_option_page_switcher_assets' ); |
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add_action( 'admin_enqueue_scripts', 'wplng_option_page_exclusions_assets' ); |
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add_action( 'admin_enqueue_scripts', 'wplng_option_page_dictionary_assets' ); |
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add_action( 'admin_enqueue_scripts', 'wplng_option_page_link_media_assets' ); |
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|
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// Update flags URL |
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add_action( 'update_option_wplng_flags_style', 'wplng_options_switcher_update_flags_style', 10, 2 ); |
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|
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// Reset API data on API key changing |
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add_action( 'update_option_wplng_api_key', 'wplng_on_update_option_wplng_api_key', 10, 2 ); |
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|
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// Add edit link on page and post list |
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add_filter( 'page_row_actions', 'wplng_row_edit_translation_link', 10, 2 ); |
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add_filter( 'post_row_actions', 'wplng_row_edit_translation_link', 10, 2 ); |
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|
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/** |
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* wplng_translation : CPT, taxo, meta |
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*/ |
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|
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// Register wplng_translation CPT |
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add_action( 'init', 'wplng_register_post_type_translation' ); |
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|
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// Add metabox for wplng_translation |
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add_action( 'add_meta_boxes_wplng_translation', 'wplng_translation_add_meta_box' ); |
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|
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// Save metabox on posts saving |
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add_action( 'save_post_wplng_translation', 'wplng_translation_save_meta_boxes_data', 10, 2 ); |
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|
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// Clear translation cache on trash / untrash |
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add_action( 'trashed_post', 'wplng_clear_translations_cache_trash_untrash' ); |
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add_action( 'untrash_post', 'wplng_clear_translations_cache_trash_untrash' ); |
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add_action( 'delete_post', 'wplng_clear_translations_cache_trash_untrash' ); |
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|
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// Enqueue Script for wplng_translation admin: Edit |
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add_action( 'admin_print_scripts-post.php', 'wplng_translation_edit_assets' ); |
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|
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// Enqueue Script for wplng_translation admin: List |
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add_action( 'admin_print_scripts-edit.php', 'wplng_translation_list_assets' ); |
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|
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// Only show translations for the website languages |
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add_action( 'pre_get_posts', 'wplng_filter_wplng_translation_posts' ); |
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|
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// Remove Quick edit from translations list |
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add_filter( 'post_row_actions', 'wplng_translation_remove_quick_edit', 10, 2 ); |
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|
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// Ajax function for regenerate translation on edit page |
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add_action( 'wp_ajax_wplng_ajax_translation', 'wplng_ajax_generate_translation' ); |
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|
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// Ajax function for edit modal: Get HTML modal |
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add_action( 'wp_ajax_wplng_ajax_edit_modal', 'wplng_ajax_edit_modal' ); |
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|
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// Ajax function for edit modal: Save modal |
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add_action( 'wp_ajax_wplng_ajax_save_modal', 'wplng_ajax_save_modal' ); |
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|
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// Ajax function for edit modal: HeartBeat |
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add_action( 'wp_ajax_wplng_ajax_heartbeat', 'wplng_ajax_heartbeat' ); |
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add_action( 'wp_ajax_nopriv_wplng_ajax_heartbeat', 'wplng_ajax_heartbeat' ); |
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|
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// Display 100 translation in admin area by default |
| 249 |
add_filter( 'get_user_option_edit_wplng_translation_per_page', 'wplng_translation_per_page' ); |
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|
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// Filter translations by status |
| 252 |
add_action( 'restrict_manage_posts', 'wplng_restrict_manage_posts_translation_status' ); |
| 253 |
add_filter( 'parse_query', 'wplng_posts_filter_translation_status' ); |
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|
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// Translation status on website translations list |
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add_filter( 'post_class', 'wplng_post_class_translation_status', 10, 3 ); |
| 257 |
add_filter( 'post_row_actions', 'wplng_post_row_actions_translation_status', 10, 2 ); |
| 258 |
add_filter( 'manage_wplng_translation_posts_columns', 'wplng_translation_status_columns' ); |
| 259 |
add_action( 'manage_wplng_translation_posts_custom_column', 'wplng_translation_status_item', 10, 2 ); |
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|
| 261 |
/** |
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* wplng_slug : CPT, taxo, meta |
| 263 |
*/ |
| 264 |
|
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// Register wplng_translation CPT |
| 266 |
add_action( 'init', 'wplng_register_post_type_slug' ); |
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|
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// Add metabox for wplng_slug |
| 269 |
add_action( 'add_meta_boxes_wplng_slug', 'wplng_slug_add_meta_box' ); |
| 270 |
|
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// Save metabox on posts saving |
| 272 |
add_action( 'save_post_wplng_slug', 'wplng_slug_save_meta_boxes_data', 10, 2 ); |
| 273 |
|
| 274 |
// Clear slugs cache on trash / untrash |
| 275 |
add_action( 'trashed_post', 'wplng_clear_slugs_cache_trash_untrash' ); |
| 276 |
add_action( 'untrash_post', 'wplng_clear_slugs_cache_trash_untrash' ); |
| 277 |
add_action( 'delete_post', 'wplng_clear_slugs_cache_trash_untrash' ); |
| 278 |
|
| 279 |
// Enqueue Script for wplng_slug admin: Edit |
| 280 |
add_action( 'admin_print_scripts-post.php', 'wplng_slug_edit_assets' ); |
| 281 |
|
| 282 |
// Enqueue Script for wplng_slug admin: List |
| 283 |
add_action( 'admin_print_scripts-edit.php', 'wplng_slug_list_assets' ); |
| 284 |
|
| 285 |
// Only show slugs for the website languages |
| 286 |
add_action( 'pre_get_posts', 'wplng_filter_wplng_slug_posts' ); |
| 287 |
|
| 288 |
// Remove Quick edit from slugs list |
| 289 |
add_filter( 'post_row_actions', 'wplng_slug_remove_quick_edit', 10, 2 ); |
| 290 |
|
| 291 |
// Ajax function for regenerate slug on edit page |
| 292 |
add_action( 'wp_ajax_wplng_ajax_slug', 'wplng_ajax_generate_slug' ); |
| 293 |
|
| 294 |
// Display 100 translation in admin area by default |
| 295 |
add_filter( 'get_user_option_edit_wplng_slug_per_page', 'wplng_slug_per_page' ); |
| 296 |
|
| 297 |
// Filter slugs by status |
| 298 |
add_action( 'restrict_manage_posts', 'wplng_restrict_manage_posts_slug_status' ); |
| 299 |
add_filter( 'parse_query', 'wplng_posts_filter_slug_status' ); |
| 300 |
|
| 301 |
// Translation status on website slugs list |
| 302 |
add_filter( 'post_class', 'wplng_post_class_slug_status', 10, 3 ); |
| 303 |
add_filter( 'post_row_actions', 'wplng_post_row_actions_slug_status', 10, 2 ); |
| 304 |
add_filter( 'manage_wplng_slug_posts_columns', 'wplng_slug_status_columns' ); |
| 305 |
add_action( 'manage_wplng_slug_posts_custom_column', 'wplng_slug_status_item', 10, 2 ); |
| 306 |
|
| 307 |
/** |
| 308 |
* Front |
| 309 |
*/ |
| 310 |
|
| 311 |
// Enqueue CSS and JS files |
| 312 |
add_action( 'wp_enqueue_scripts', 'wplng_register_assets' ); |
| 313 |
|
| 314 |
// Add custom inline styles (option page: switcher) |
| 315 |
add_action( 'wp_head', 'wplng_add_custom_inline_styles', 50 ); |
| 316 |
|
| 317 |
// Script JS in page |
| 318 |
add_action( 'wp_footer', 'wplng_on_page_script' ); |
| 319 |
|
| 320 |
// Add languages switcher before </body> |
| 321 |
add_action( 'wp_footer', 'wplng_switcher_wp_footer' ); |
| 322 |
|
| 323 |
// Add languages switcher in nav menu |
| 324 |
add_filter( 'wp_nav_menu_objects', 'wplng_switcher_nav_menu_replace_items' ); |
| 325 |
add_filter( 'nav_menu_link_attributes', 'wplng_add_nav_menu_link_attributes_atts', 10, 2 ); |
| 326 |
|
| 327 |
// Set alternate links with hreflang parametters |
| 328 |
add_action( 'wp_head', 'wplng_link_alternate_hreflang', 1 ); |
| 329 |
|
| 330 |
// Disable web browser automatic translation |
| 331 |
add_action( 'language_attributes', 'wplng_disable_web_browser_auto_translate' ); |
| 332 |
|
| 333 |
// Ajax function for Load in progress |
| 334 |
add_action( 'wp_ajax_wplng_load_in_progress', 'wplng_ajax_load_in_progress' ); |
| 335 |
|
| 336 |
/** |
| 337 |
* OB and REQUEST_URI |
| 338 |
*/ |
| 339 |
|
| 340 |
// Manage URL with REQUEST_URI and start OB |
| 341 |
add_action( 'init', 'wplng_ob_start', 1 ); |
| 342 |
|
| 343 |
// Redirect page if is called with an untranslate slug |
| 344 |
add_action( 'template_redirect', 'wplng_redirect_translated_slug' ); |
| 345 |
|
| 346 |
/** |
| 347 |
* Generate JSON translation on the fly for wp-i18n.js |
| 348 |
*/ |
| 349 |
|
| 350 |
// Generate JSON translation |
| 351 |
add_filter( 'load_script_translation_file', 'wplng_load_script_translation_file', 20, 3 ); |
| 352 |
|
| 353 |
/** |
| 354 |
* Clear wpLingua cache on updates |
| 355 |
*/ |
| 356 |
|
| 357 |
// Clear wpLingua cache on WordPress core, plugins, themes or translations update |
| 358 |
add_action( 'upgrader_process_complete', 'wplng_clear_cache_on_update', 10, 2 ); |
| 359 |
|
| 360 |
// Clear wpLingua cache on plugin activation/deactivation |
| 361 |
add_action( 'activated_plugin', 'wplng_clear_folder_cache' ); |
| 362 |
add_action( 'deactivated_plugin', 'wplng_clear_folder_cache' ); |
| 363 |
|
| 364 |
// Clear wpLingua cache on theme switch |
| 365 |
add_action( 'switch_theme', 'wplng_clear_folder_cache' ); |
| 366 |
|
| 367 |
// Clear wpLingua cache on site language change |
| 368 |
add_action( 'update_option_WPLANG', 'wplng_clear_folder_cache' ); |
| 369 |
|
| 370 |
// Clear wpLingua cache on wpLingua settings change |
| 371 |
add_action( 'update_option_wplng_website_language', 'wplng_clear_folder_cache' ); |
| 372 |
add_action( 'update_option_wplng_target_languages', 'wplng_clear_folder_cache' ); |
| 373 |
|
| 374 |
/** |
| 375 |
* Features |
| 376 |
*/ |
| 377 |
|
| 378 |
// Make multilingua Sitemap XML for All In One SEO plugin |
| 379 |
// Il other case, multilingual Sitemap is make by output buffering |
| 380 |
if ( get_option( 'wplng_sitemap_xml', true ) |
| 381 |
&& function_exists( 'aioseo' ) |
| 382 |
) { |
| 383 |
add_filter( 'aioseo_sitemap_post', 'wplng_aioseo_filter_sitemap_post', 10, 2 ); |
| 384 |
add_filter( 'aioseo_sitemap_term', 'wplng_aioseo_filter_sitemap_term', 10, 2 ); |
| 385 |
} |
| 386 |
|
| 387 |
// Search from translated languages |
| 388 |
if ( ! empty( get_option( 'wplng_translate_search' ) ) |
| 389 |
&& wplng_api_feature_is_allow( 'search' ) |
| 390 |
) { |
| 391 |
add_action( 'parse_query', 'wplng_translate_search_query' ); |
| 392 |
add_filter( 'get_search_query', 'wplng_search_put_tag' ); |
| 393 |
add_filter( 'wplng_translated_html', 'wplng_search_replace_tag', 5 ); |
| 394 |
} else { |
| 395 |
add_filter( 'wplng_url_is_translatable', 'wplng_exclude_search', 20 ); |
| 396 |
} |
| 397 |
|
| 398 |
// Redirect by browser language |
| 399 |
$browser_language_redirect = get_option( 'wplng_browser_language_redirect' ); |
| 400 |
if ( $browser_language_redirect === 'js_only' ) { |
| 401 |
add_action( 'wp_head', 'wplng_browser_language_redirect_js_only', 2 ); |
| 402 |
} elseif ( $browser_language_redirect === 'php_js' ) { |
| 403 |
add_action( 'template_redirect', 'wplng_browser_language_redirect_php_js' ); |
| 404 |
} |
| 405 |
|
| 406 |
/** |
| 407 |
* Shortcode |
| 408 |
*/ |
| 409 |
|
| 410 |
add_shortcode( 'wplng_switcher', 'wplng_shortcode_switcher' ); |
| 411 |
add_shortcode( 'wplng_notranslate', 'wplng_shortcode_notranslate' ); |
| 412 |
add_shortcode( 'wplng_only', 'wplng_shortcode_only' ); |
| 413 |
|
| 414 |
/** |
| 415 |
* Gutenberg |
| 416 |
*/ |
| 417 |
|
| 418 |
add_filter( 'block_categories_all', 'wplng_block_category' ); |
| 419 |
add_action( 'init', 'wplng_register_block' ); |
| 420 |
add_action( 'enqueue_block_editor_assets', 'wplng_register_block_assets' ); |
| 421 |
|
| 422 |
/** |
| 423 |
* Do action after wpLingua fully initialized |
| 424 |
*/ |
| 425 |
|
| 426 |
do_action( 'wplng_initialized' ); |
| 427 |
|
| 428 |
} |
| 429 |
} |
| 430 |
wplng_start(); |
| 431 |
|
| 432 |
|
| 433 |
/** |
| 434 |
* Delete translation and slug cache options on plugin deactivation. |
| 435 |
* |
| 436 |
* @return void |
| 437 |
*/ |
| 438 |
function wplng_deactivate() { |
| 439 |
delete_option( 'wplng_cached_translations' ); |
| 440 |
delete_option( 'wplng_cached_slugs' ); |
| 441 |
delete_option( 'wplng_api_key_data' ); |
| 442 |
} |
| 443 |
register_deactivation_hook( __FILE__, 'wplng_deactivate' ); |
| 444 |
|
