| 1 |
<?php |
| 2 |
/** |
| 3 |
* @package Polylang |
| 4 |
*/ |
| 5 |
|
| 6 |
defined( 'ABSPATH' ) || exit; |
| 7 |
|
| 8 |
/** |
| 9 |
* A class for the Polylang settings pages, accessible from @see PLL(). |
| 10 |
* |
| 11 |
* @since 1.2 |
| 12 |
*/ |
| 13 |
class PLL_Settings extends PLL_Admin_Base { |
| 14 |
|
| 15 |
/** |
| 16 |
* @var PLL_Admin_Model |
| 17 |
*/ |
| 18 |
public $model; |
| 19 |
|
| 20 |
/** |
| 21 |
* Name of the active module. |
| 22 |
* |
| 23 |
* @var string|null |
| 24 |
*/ |
| 25 |
protected $active_tab; |
| 26 |
|
| 27 |
/** |
| 28 |
* Array of modules classes. |
| 29 |
* |
| 30 |
* @var PLL_Settings_Module[]|null |
| 31 |
*/ |
| 32 |
protected $modules; |
| 33 |
|
| 34 |
/** |
| 35 |
* Constructor |
| 36 |
* |
| 37 |
* @since 1.2 |
| 38 |
* |
| 39 |
* @param PLL_Links_Model $links_model Reference to the links model. |
| 40 |
*/ |
| 41 |
public function __construct( &$links_model ) { |
| 42 |
parent::__construct( $links_model ); |
| 43 |
|
| 44 |
if ( isset( $_GET['page'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification |
| 45 |
$this->active_tab = 'mlang' === $_GET['page'] ? 'lang' : substr( sanitize_key( $_GET['page'] ), 6 ); // phpcs:ignore WordPress.Security.NonceVerification |
| 46 |
} |
| 47 |
|
| 48 |
PLL_Admin_Strings::init(); |
| 49 |
|
| 50 |
add_action( 'admin_init', array( $this, 'register_settings_modules' ) ); |
| 51 |
|
| 52 |
// Adds screen options and the about box in the languages admin panel. |
| 53 |
add_action( 'load-toplevel_page_mlang', array( $this, 'load_page' ) ); |
| 54 |
add_action( 'load-languages_page_mlang_strings', array( $this, 'load_page_strings' ) ); |
| 55 |
|
| 56 |
// Saves the per-page value in screen options. |
| 57 |
add_filter( 'set_screen_option_pll_lang_per_page', array( $this, 'set_screen_option' ), 10, 3 ); |
| 58 |
add_filter( 'set_screen_option_pll_strings_per_page', array( $this, 'set_screen_option' ), 10, 3 ); |
| 59 |
} |
| 60 |
|
| 61 |
/** |
| 62 |
* Initializes the modules |
| 63 |
* |
| 64 |
* @since 1.8 |
| 65 |
* |
| 66 |
* @return void |
| 67 |
*/ |
| 68 |
public function register_settings_modules() { |
| 69 |
$modules = array(); |
| 70 |
|
| 71 |
if ( $this->model->has_languages() ) { |
| 72 |
$modules = array( |
| 73 |
'PLL_Settings_Url', |
| 74 |
'PLL_Settings_Browser', |
| 75 |
'PLL_Settings_Media', |
| 76 |
'PLL_Settings_CPT', |
| 77 |
); |
| 78 |
} |
| 79 |
|
| 80 |
$modules[] = 'PLL_Settings_Licenses'; |
| 81 |
|
| 82 |
/** |
| 83 |
* Filter the list of setting modules |
| 84 |
* |
| 85 |
* @since 1.8 |
| 86 |
* |
| 87 |
* @param array $modules the list of module classes |
| 88 |
*/ |
| 89 |
$modules = apply_filters( 'pll_settings_modules', $modules ); |
| 90 |
|
| 91 |
foreach ( $modules as $key => $class ) { |
| 92 |
$key = is_numeric( $key ) ? strtolower( str_replace( 'PLL_Settings_', '', $class ) ) : $key; |
| 93 |
$this->modules[ $key ] = new $class( $this ); |
| 94 |
} |
| 95 |
} |
| 96 |
|
| 97 |
/** |
| 98 |
* Loads the about metabox |
| 99 |
* |
| 100 |
* @since 0.8 |
| 101 |
* |
| 102 |
* @return void |
| 103 |
*/ |
| 104 |
public function metabox_about() { |
| 105 |
include __DIR__ . '/view-about.php'; |
| 106 |
} |
| 107 |
|
| 108 |
/** |
| 109 |
* Adds screen options and the about box in the languages admin panel |
| 110 |
* |
| 111 |
* @since 0.9.5 |
| 112 |
* |
| 113 |
* @return void |
| 114 |
*/ |
| 115 |
public function load_page() { |
| 116 |
if ( ! defined( 'PLL_DISPLAY_ABOUT' ) || PLL_DISPLAY_ABOUT ) { |
| 117 |
add_meta_box( |
| 118 |
'pll-about-box', |
| 119 |
__( 'About Polylang', 'polylang' ), |
| 120 |
array( $this, 'metabox_about' ), |
| 121 |
'toplevel_page_mlang', |
| 122 |
'normal' |
| 123 |
); |
| 124 |
} |
| 125 |
|
| 126 |
add_screen_option( |
| 127 |
'per_page', |
| 128 |
array( |
| 129 |
'label' => __( 'Languages', 'polylang' ), |
| 130 |
'default' => 10, |
| 131 |
'option' => 'pll_lang_per_page', |
| 132 |
) |
| 133 |
); |
| 134 |
|
| 135 |
add_action( 'admin_notices', array( $this, 'notice_objects_with_no_lang' ) ); |
| 136 |
} |
| 137 |
|
| 138 |
/** |
| 139 |
* Adds screen options in the strings translations admin panel |
| 140 |
* |
| 141 |
* @since 2.1 |
| 142 |
* |
| 143 |
* @return void |
| 144 |
*/ |
| 145 |
public function load_page_strings() { |
| 146 |
add_screen_option( |
| 147 |
'per_page', |
| 148 |
array( |
| 149 |
'label' => __( 'Strings translations', 'polylang' ), |
| 150 |
'default' => 10, |
| 151 |
'option' => 'pll_strings_per_page', |
| 152 |
) |
| 153 |
); |
| 154 |
} |
| 155 |
|
| 156 |
/** |
| 157 |
* Saves the number of rows in the languages or strings table set by this user. |
| 158 |
* |
| 159 |
* @since 0.9.5 |
| 160 |
* |
| 161 |
* @param mixed $screen_option False or value returned by a previous filter, not used. |
| 162 |
* @param string $option The name of the option, not used. |
| 163 |
* @param int $value The new value of the option to save. |
| 164 |
* @return int The new value of the option. |
| 165 |
*/ |
| 166 |
public function set_screen_option( $screen_option, $option, $value ) { |
| 167 |
return (int) $value; |
| 168 |
} |
| 169 |
|
| 170 |
/** |
| 171 |
* Manages the user input for the languages pages. |
| 172 |
* |
| 173 |
* @since 1.9 |
| 174 |
* |
| 175 |
* @param string $action The action name. |
| 176 |
* @return void |
| 177 |
*/ |
| 178 |
public function handle_actions( $action ) { |
| 179 |
switch ( $action ) { |
| 180 |
case 'add': |
| 181 |
check_admin_referer( 'add-lang', '_wpnonce_add-lang' ); |
| 182 |
$errors = $this->model->add_language( $_POST ); |
| 183 |
|
| 184 |
if ( is_wp_error( $errors ) ) { |
| 185 |
pll_add_notice( $errors ); |
| 186 |
} else { |
| 187 |
pll_add_notice( new WP_Error( 'pll_languages_created', __( 'Language added.', 'polylang' ), 'success' ) ); |
| 188 |
$locale = sanitize_locale_name( $_POST['locale'] ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotValidated |
| 189 |
|
| 190 |
if ( 'en_US' !== $locale && current_user_can( 'install_languages' ) ) { |
| 191 |
// Attempts to install the language pack |
| 192 |
require_once ABSPATH . 'wp-admin/includes/translation-install.php'; |
| 193 |
if ( ! wp_download_language_pack( $locale ) ) { |
| 194 |
pll_add_notice( new WP_Error( 'pll_download_mo', __( 'The language was created, but the WordPress language file was not downloaded. Please install it manually.', 'polylang' ), 'warning' ) ); |
| 195 |
} |
| 196 |
|
| 197 |
// Force checking for themes and plugins translations updates |
| 198 |
wp_clean_themes_cache(); |
| 199 |
wp_clean_plugins_cache(); |
| 200 |
} |
| 201 |
} |
| 202 |
self::redirect(); // To refresh the page ( possible thanks to the $_GET['noheader']=true ) |
| 203 |
break; |
| 204 |
|
| 205 |
case 'delete': |
| 206 |
check_admin_referer( 'delete-lang' ); |
| 207 |
|
| 208 |
if ( ! empty( $_GET['lang'] ) && $this->model->delete_language( (int) $_GET['lang'] ) ) { |
| 209 |
pll_add_notice( new WP_Error( 'pll_languages_deleted', __( 'Language deleted.', 'polylang' ), 'success' ) ); |
| 210 |
} |
| 211 |
|
| 212 |
self::redirect(); // To refresh the page ( possible thanks to the $_GET['noheader']=true ) |
| 213 |
break; |
| 214 |
|
| 215 |
case 'update': |
| 216 |
check_admin_referer( 'add-lang', '_wpnonce_add-lang' ); |
| 217 |
$errors = $this->model->update_language( $_POST ); |
| 218 |
|
| 219 |
if ( is_wp_error( $errors ) ) { |
| 220 |
pll_add_notice( $errors ); |
| 221 |
} else { |
| 222 |
pll_add_notice( new WP_Error( 'pll_languages_updated', __( 'Language updated.', 'polylang' ), 'success' ) ); |
| 223 |
} |
| 224 |
|
| 225 |
self::redirect(); // To refresh the page ( possible thanks to the $_GET['noheader']=true ) |
| 226 |
break; |
| 227 |
|
| 228 |
case 'default-lang': |
| 229 |
check_admin_referer( 'default-lang' ); |
| 230 |
|
| 231 |
if ( $lang = $this->model->get_language( (int) $_GET['lang'] ) ) { |
| 232 |
$this->model->update_default_lang( $lang->slug ); |
| 233 |
} |
| 234 |
|
| 235 |
self::redirect(); // To refresh the page ( possible thanks to the $_GET['noheader']=true ) |
| 236 |
break; |
| 237 |
|
| 238 |
case 'content-default-lang': |
| 239 |
check_admin_referer( 'content-default-lang' ); |
| 240 |
|
| 241 |
$this->model->set_language_in_mass(); |
| 242 |
|
| 243 |
self::redirect(); // To refresh the page ( possible thanks to the $_GET['noheader']=true ) |
| 244 |
break; |
| 245 |
|
| 246 |
case 'activate': |
| 247 |
check_admin_referer( 'pll_activate' ); |
| 248 |
if ( isset( $_GET['module'] ) ) { |
| 249 |
$module = sanitize_key( $_GET['module'] ); |
| 250 |
if ( isset( $this->modules[ $module ] ) ) { |
| 251 |
$this->modules[ $module ]->activate(); |
| 252 |
} |
| 253 |
} |
| 254 |
self::redirect(); |
| 255 |
break; |
| 256 |
|
| 257 |
case 'deactivate': |
| 258 |
check_admin_referer( 'pll_deactivate' ); |
| 259 |
if ( isset( $_GET['module'] ) ) { |
| 260 |
$module = sanitize_key( $_GET['module'] ); |
| 261 |
if ( isset( $this->modules[ $module ] ) ) { |
| 262 |
$this->modules[ $module ]->deactivate(); |
| 263 |
} |
| 264 |
} |
| 265 |
self::redirect(); |
| 266 |
break; |
| 267 |
|
| 268 |
default: |
| 269 |
/** |
| 270 |
* Fires when a non default action has been sent to Polylang settings |
| 271 |
* |
| 272 |
* @since 1.8 |
| 273 |
*/ |
| 274 |
do_action( "mlang_action_$action" ); |
| 275 |
break; |
| 276 |
} |
| 277 |
} |
| 278 |
|
| 279 |
/** |
| 280 |
* Displays the 3 tabs pages: languages, strings translations, settings |
| 281 |
* Also manages user input for these pages |
| 282 |
* |
| 283 |
* @since 0.1 |
| 284 |
* |
| 285 |
* @return void |
| 286 |
*/ |
| 287 |
public function languages_page() { |
| 288 |
switch ( $this->active_tab ) { |
| 289 |
case 'lang': |
| 290 |
// Prepare the list table of languages |
| 291 |
$list_table = new PLL_Table_Languages(); |
| 292 |
$list_table->prepare_items( $this->model->get_languages_list() ); |
| 293 |
break; |
| 294 |
|
| 295 |
case 'strings': |
| 296 |
$string_table = new PLL_Table_String( $this->model->get_languages_list() ); |
| 297 |
$string_table->prepare_items(); |
| 298 |
break; |
| 299 |
} |
| 300 |
|
| 301 |
// Handle user input |
| 302 |
$action = isset( $_REQUEST['pll_action'] ) ? sanitize_key( $_REQUEST['pll_action'] ) : ''; // phpcs:ignore WordPress.Security.NonceVerification |
| 303 |
if ( 'edit' === $action && ! empty( $_GET['lang'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification |
| 304 |
// phpcs:ignore WordPress.Security.NonceVerification, VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable |
| 305 |
$edit_lang = $this->model->get_language( (int) $_GET['lang'] ); |
| 306 |
} else { |
| 307 |
$this->handle_actions( $action ); |
| 308 |
} |
| 309 |
|
| 310 |
// Displays the page |
| 311 |
$modules = $this->modules; |
| 312 |
$active_tab = $this->active_tab; |
| 313 |
include __DIR__ . '/view-languages.php'; |
| 314 |
} |
| 315 |
|
| 316 |
/** |
| 317 |
* Enqueues scripts and styles |
| 318 |
* |
| 319 |
* @return void |
| 320 |
*/ |
| 321 |
public function admin_enqueue_scripts() { |
| 322 |
parent::admin_enqueue_scripts(); |
| 323 |
|
| 324 |
$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min'; |
| 325 |
|
| 326 |
wp_enqueue_script( 'pll_settings', plugins_url( '/js/build/settings' . $suffix . '.js', POLYLANG_ROOT_FILE ), array( 'jquery', 'wp-ajax-response', 'postbox', 'jquery-ui-selectmenu', 'wp-hooks' ), POLYLANG_VERSION, true ); |
| 327 |
wp_localize_script( 'pll_settings', 'pll_settings', array( 'dismiss_notice' => esc_html__( 'Dismiss this notice.', 'polylang' ) ) ); |
| 328 |
|
| 329 |
wp_enqueue_style( 'pll_selectmenu', plugins_url( '/css/build/selectmenu' . $suffix . '.css', POLYLANG_ROOT_FILE ), array(), POLYLANG_VERSION ); |
| 330 |
} |
| 331 |
|
| 332 |
/** |
| 333 |
* Displays a notice when there are objects with no language assigned |
| 334 |
* |
| 335 |
* @since 1.8 |
| 336 |
* |
| 337 |
* @return void |
| 338 |
*/ |
| 339 |
public function notice_objects_with_no_lang() { |
| 340 |
if ( ! empty( $this->options['default_lang'] ) && $this->model->get_objects_with_no_lang( 1 ) ) { |
| 341 |
printf( |
| 342 |
'<div class="error"><p>%s <a href="%s">%s</a></p></div>', |
| 343 |
esc_html__( 'There are posts, pages, categories or tags without language.', 'polylang' ), |
| 344 |
esc_url( wp_nonce_url( '?page=mlang&pll_action=content-default-lang&noheader=true', 'content-default-lang' ) ), |
| 345 |
esc_html__( 'You can set them all to the default language.', 'polylang' ) |
| 346 |
); |
| 347 |
} |
| 348 |
} |
| 349 |
|
| 350 |
/** |
| 351 |
* Redirects to language page ( current active tab ) |
| 352 |
* saves error messages in a transient for reuse in redirected page |
| 353 |
* |
| 354 |
* @since 1.5 |
| 355 |
* |
| 356 |
* @param array $args query arguments to add to the url |
| 357 |
* @return void |
| 358 |
*/ |
| 359 |
public static function redirect( $args = array() ) { |
| 360 |
$errors = get_settings_errors( 'polylang' ); |
| 361 |
if ( ! empty( $errors ) ) { |
| 362 |
set_transient( 'settings_errors', $errors, 30 ); |
| 363 |
$args['settings-updated'] = 1; |
| 364 |
} |
| 365 |
// Remove possible 'pll_action' and 'lang' query args from the referer before redirecting |
| 366 |
wp_safe_redirect( add_query_arg( $args, remove_query_arg( array( 'pll_action', 'lang' ), wp_get_referer() ) ) ); |
| 367 |
exit; |
| 368 |
} |
| 369 |
|
| 370 |
/** |
| 371 |
* Get the list of predefined languages |
| 372 |
* |
| 373 |
* @since 2.3 |
| 374 |
* |
| 375 |
* @return string[][] { |
| 376 |
* An array of array of language properties. |
| 377 |
* |
| 378 |
* @type string[] { |
| 379 |
* @type string $code ISO 639-1 language code. |
| 380 |
* @type string $locale WordPress locale. |
| 381 |
* @type string $name Native language name. |
| 382 |
* @type string $dir Text direction: 'ltr' or 'rtl'. |
| 383 |
* @type string $flag Flag code, generally the country code. |
| 384 |
* @type string $w3c W3C locale. |
| 385 |
* @type string $facebook Facebook locale. |
| 386 |
* } |
| 387 |
* } |
| 388 |
*/ |
| 389 |
public static function get_predefined_languages() { |
| 390 |
require_once ABSPATH . 'wp-admin/includes/translation-install.php'; |
| 391 |
|
| 392 |
$languages = include __DIR__ . '/languages.php'; |
| 393 |
$translations = wp_get_available_translations(); |
| 394 |
|
| 395 |
// Keep only languages with existing WP language pack |
| 396 |
// Unless the transient has expired and we don't have an internet connection to refresh it |
| 397 |
if ( ! empty( $translations ) ) { |
| 398 |
$translations['en_US'] = ''; // Languages packs don't include en_US |
| 399 |
$languages = array_intersect_key( $languages, $translations ); |
| 400 |
} |
| 401 |
|
| 402 |
/** |
| 403 |
* Filter the list of predefined languages |
| 404 |
* |
| 405 |
* @since 1.7.10 |
| 406 |
* @since 2.3 The languages arrays use associative keys instead of numerical keys |
| 407 |
* @see https://github.com/polylang/polylang/blob/2.8.2/settings/languages.php the list of predefined languages |
| 408 |
* |
| 409 |
* @param array $languages |
| 410 |
*/ |
| 411 |
$languages = apply_filters( 'pll_predefined_languages', $languages ); |
| 412 |
|
| 413 |
// Keep only languages with all necessary information |
| 414 |
foreach ( $languages as $k => $lang ) { |
| 415 |
if ( ! isset( $lang['code'], $lang['locale'], $lang['name'], $lang['dir'], $lang['flag'] ) ) { |
| 416 |
unset( $languages[ $k ] ); |
| 417 |
} |
| 418 |
} |
| 419 |
|
| 420 |
return $languages; |
| 421 |
} |
| 422 |
} |
| 423 |
|
