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Polylang / 3.1.4
Polylang v3.1.4
3.8.9 3.8.8 3.8.7 3.8.6 3.8.5 3.8.4 3.8.3 2.7 2.7.0.1 2.7.1 2.7.2 2.7.3 2.7.4 2.8 2.8.1 2.8.2 2.8.3 2.8.4 2.9 2.9.1 2.9.2 3.0 3.0.1 3.0.2 3.0.3 All 233 releases
← All changes | admin/admin-base.php +173 -119 2.7 → 3.1.4 View file →
@@ -1,28 +1,71 @@
1 1 <?php
2 +/**
3 + * @package Polylang
4 + */
2 5
3 6 /**
4 - * Base class for both admin
7 + * Setup features available on all admin pages.
5 8 *
6 9 * @since 1.8
7 10 */
8 -class PLL_Admin_Base extends PLL_Base {
9 - public $filter_lang, $curlang, $pref_lang;
11 +abstract class PLL_Admin_Base extends PLL_Base {
12 + /**
13 + * Current language (used to filter the content).
14 + *
15 + * @var PLL_Language
16 + */
17 + public $curlang;
10 18
11 19 /**
12 - * Loads the polylang text domain
13 - * Setups actions needed on all admin pages
20 + * Language selected in the admin language filter.
14 21 *
22 + * @var PLL_Language
23 + */
24 + public $filter_lang;
25 +
26 + /**
27 + * Preferred language to assign to new contents.
28 + *
29 + * @var PLL_Language
30 + */
31 + public $pref_lang;
32 +
33 + /**
34 + * @var PLL_Filters_Links
35 + */
36 + public $filters_links;
37 +
38 + /**
39 + * @var PLL_Admin_Links
40 + */
41 + public $links;
42 +
43 + /**
44 + * @var PLL_Admin_Notices
45 + */
46 + public $notices;
47 +
48 + /**
49 + * @var PLL_Admin_Static_Pages
50 + */
51 + public $static_pages;
52 +
53 + /**
54 + * @var PLL_Admin_Default_Term
55 + */
56 + public $default_term;
57 +
58 + /**
59 + * Setups actions needed on all admin pages.
60 + *
15 61 * @since 1.8
16 62 *
17 - * @param object $links_model
63 + * @param PLL_Links_Model $links_model Reference to the links model.
18 64 */
19 65 public function __construct( &$links_model ) {
20 66 parent::__construct( $links_model );
21 67
22 - // Plugin i18n, only needed for backend
23 - load_plugin_textdomain( 'polylang', false, basename( POLYLANG_DIR ) . '/languages' );
24 -
25 68 // Adds the link to the languages panel in the WordPress admin menu
26 69 add_action( 'admin_menu', array( $this, 'add_menus' ) );
27 70
28 71 // Setup js scripts and css styles
@@ -29,15 +72,8 @@
29 72 add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) );
30 73 add_action( 'admin_print_footer_scripts', array( $this, 'admin_print_footer_scripts' ), 0 ); // High priority in case an ajax request is sent by an immediately invoked function
31 74
32 75 add_action( 'customize_controls_enqueue_scripts', array( $this, 'customize_controls_enqueue_scripts' ) );
33 -
34 - if ( defined( 'POLYLANG_PRO' ) ) {
35 - new PLL_Pro();
36 - } elseif ( ! defined( 'PLL_LINGOTEK_AD' ) || PLL_LINGOTEK_AD ) {
37 - require_once POLYLANG_DIR . '/lingotek/lingotek.php'; // Lingotek
38 - add_action( 'wp_loaded', array( new PLL_Lingotek(), 'init' ) );
39 - }
40 76 }
41 77
42 78 /**
43 79 * Setups filters and action needed on all admin pages and on plugins page
@@ -49,16 +85,8 @@
49 85 parent::init();
50 86
51 87 $this->notices = new PLL_Admin_Notices( $this );
52 88
53 - if ( Polylang::is_wizard() && class_exists( 'PLL_Wizard_Pro' ) ) {
54 - // Instantiate PLL_Wizard_Pro class after all PLL_Admin object is all initialized.
55 - // After PLL_Admin::maybe_load_sync_post which is hooked on admin_init with priority 20.
56 - add_action( 'admin_init', array( $this, 'instantiate_wizard_pro' ), 30 );
57 - }
58 -
59 - $this->wizard = new PLL_Wizard( $this );
60 -
61 89 if ( ! $this->model->get_languages_list() ) {
62 90 return;
63 91 }
64 92
@@ -64,8 +92,10 @@
64 92
65 93 $this->links = new PLL_Admin_Links( $this ); // FIXME needed here ?
66 94 $this->static_pages = new PLL_Admin_Static_Pages( $this ); // FIXME needed here ?
67 95 $this->filters_links = new PLL_Filters_Links( $this ); // FIXME needed here ?
96 + $this->default_term = new PLL_Admin_Default_Term( $this );
97 + $this->default_term->add_hooks();
68 98
69 99 // Filter admin language for users
70 100 // We must not call user info before WordPress defines user roles in wp-settings.php
71 101 add_action( 'setup_theme', array( $this, 'init_user' ) );
@@ -72,14 +102,8 @@
72 102 add_filter( 'request', array( $this, 'request' ) );
73 103
74 104 // Adds the languages in admin bar
75 105 add_action( 'admin_bar_menu', array( $this, 'admin_bar_menu' ), 100 ); // 100 determines the position
76 -
77 - // Translate slugs, only for pretty permalinks
78 - if ( get_option( 'permalink_structure' ) && class_exists( 'PLL_Translate_Slugs' ) ) {
79 - $slugs_model = new PLL_Translate_Slugs_Model( $this );
80 - $this->translate_slugs = new PLL_Translate_Slugs( $slugs_model, $this->curlang );
81 - }
82 106 }
83 107
84 108 /**
85 109 * Adds the link to the languages panel in the WordPress admin menu
@@ -84,8 +108,10 @@
84 108 /**
85 109 * Adds the link to the languages panel in the WordPress admin menu
86 110 *
87 111 * @since 0.1
112 + *
113 + * @return void
88 114 */
89 115 public function add_menus() {
90 116 global $admin_page_hooks;
91 117
@@ -113,9 +139,9 @@
113 139 foreach ( $tabs as $tab => $title ) {
114 140 $page = 'lang' === $tab ? 'mlang' : "mlang_$tab";
115 141 if ( empty( $parent ) ) {
116 142 $parent = $page;
117 - add_menu_page( $title, __( 'Languages', 'polylang' ), 'manage_options', $page, null, 'dashicons-translation' );
143 + add_menu_page( $title, __( 'Languages', 'polylang' ), 'manage_options', $page, '__return_null', 'dashicons-translation' );
118 144 $admin_page_hooks[ $page ] = 'languages'; // Hack to avoid the localization of the hook name. See: https://core.trac.wordpress.org/ticket/18857
119 145 }
120 146
121 147 add_submenu_page( $parent, $title, $title, 'manage_options', $page, array( $this, 'languages_page' ) );
@@ -125,8 +151,10 @@
125 151 /**
126 152 * Setup js scripts & css styles ( only on the relevant pages )
127 153 *
128 154 * @since 0.6
155 + *
156 + * @return void
129 157 */
130 158 public function admin_enqueue_scripts() {
131 159 $screen = get_current_screen();
132 160 if ( empty( $screen ) ) {
@@ -134,40 +162,49 @@
134 162 }
135 163
136 164 $suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
137 165
138 - // For each script:
139 - // 0 => the pages on which to load the script
140 - // 1 => the scripts it needs to work
141 - // 2 => 1 if loaded even if languages have not been defined yet, 0 otherwise
142 - // 3 => 1 if loaded in footer
143 - // FIXME: check if I can load more scripts in footer
166 + /*
167 + * For each script:
168 + * 0 => the pages on which to load the script
169 + * 1 => the scripts it needs to work
170 + * 2 => 1 if loaded even if languages have not been defined yet, 0 otherwise
171 + * 3 => 1 if loaded in footer
172 + */
144 173 $scripts = array(
145 - 'post' => array( array( 'edit', 'upload' ), array( 'jquery', 'wp-ajax-response' ), 0, 1 ),
146 - 'term' => array( array( 'edit-tags', 'term' ), array( 'jquery', 'wp-ajax-response', 'jquery-ui-autocomplete' ), 0, 1 ),
147 - 'user' => array( array( 'profile', 'user-edit' ), array( 'jquery' ), 0, 0 ),
148 - 'widgets' => array( array( 'widgets' ), array( 'jquery' ), 0, 0 ),
174 + 'user' => array( array( 'profile', 'user-edit' ), array( 'jquery' ), 0, 0 ),
175 + 'widgets' => array( array( 'widgets' ), array( 'jquery' ), 0, 0 ),
149 176 );
150 177
151 178 if ( ! empty( $screen->post_type ) && $this->model->is_translated_post_type( $screen->post_type ) ) {
179 + $scripts['post'] = array( array( 'edit', 'upload' ), array( 'jquery', 'wp-ajax-response' ), 0, 1 );
180 +
152 181 // Classic editor.
153 182 if ( ! method_exists( $screen, 'is_block_editor' ) || ! $screen->is_block_editor() ) {
154 - $scripts['classic-editor'] = array( array( 'post', 'media', 'async-upload' ), array( 'jquery', 'wp-ajax-response', 'post' ), 0, 1 );
183 + $scripts['classic-editor'] = array( array( 'post', 'media', 'async-upload' ), array( 'jquery', 'wp-ajax-response', 'post', 'jquery-ui-dialog', 'wp-i18n' ), 0, 1 );
155 184 }
156 185
157 186 // Block editor with legacy metabox in WP 5.0+.
158 187 if ( method_exists( $screen, 'is_block_editor' ) && $screen->is_block_editor() && ! pll_use_block_editor_plugin() ) {
159 - $scripts['block-editor'] = array( array( 'post' ), array( 'jquery', 'wp-ajax-response', 'wp-api-fetch' ), 0, 1 );
188 + $scripts['block-editor'] = array( array( 'post' ), array( 'jquery', 'wp-ajax-response', 'wp-api-fetch', 'jquery-ui-dialog', 'wp-i18n' ), 0, 1 );
160 189 }
161 190 }
162 191
192 + if ( ! empty( $screen->taxonomy ) && $this->model->is_translated_taxonomy( $screen->taxonomy ) ) {
193 + $scripts['term'] = array( array( 'edit-tags', 'term' ), array( 'jquery', 'wp-ajax-response', 'jquery-ui-autocomplete' ), 0, 1 );
194 + }
195 +
163 196 foreach ( $scripts as $script => $v ) {
164 197 if ( in_array( $screen->base, $v[0] ) && ( $v[2] || $this->model->get_languages_list() ) ) {
165 - wp_enqueue_script( 'pll_' . $script, plugins_url( '/js/' . $script . $suffix . '.js', POLYLANG_FILE ), $v[1], POLYLANG_VERSION, $v[3] );
198 + wp_enqueue_script( 'pll_' . $script, plugins_url( '/js/build/' . $script . $suffix . '.js', POLYLANG_ROOT_FILE ), $v[1], POLYLANG_VERSION, $v[3] );
199 + if ( 'classic-editor' === $script || 'block-editor' === $script ) {
200 + wp_set_script_translations( 'pll_' . $script, 'polylang' );
201 + }
166 202 }
167 203 }
168 204
169 - wp_enqueue_style( 'polylang_admin', plugins_url( '/css/admin' . $suffix . '.css', POLYLANG_FILE ), array(), POLYLANG_VERSION );
205 + wp_register_style( 'polylang_admin', plugins_url( '/css/build/admin' . $suffix . '.css', POLYLANG_ROOT_FILE ), array( 'wp-jquery-ui-dialog' ), POLYLANG_VERSION );
206 + wp_enqueue_style( 'polylang_dialog', plugins_url( '/css/build/dialog' . $suffix . '.css', POLYLANG_ROOT_FILE ), array( 'polylang_admin' ), POLYLANG_VERSION );
170 207
171 208 $this->localize_scripts();
172 209 }
173 210
@@ -174,13 +211,15 @@
174 211 /**
175 212 * Enqueue scripts to the WP Customizer.
176 213 *
177 214 * @since 2.4.0
215 + *
216 + * @return void
178 217 */
179 218 public function customize_controls_enqueue_scripts() {
180 219 if ( $this->model->get_languages_list() ) {
181 220 $suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
182 - wp_enqueue_script( 'pll_widgets', plugins_url( '/js/widgets' . $suffix . '.js', POLYLANG_FILE ), array( 'jquery' ), POLYLANG_VERSION, true );
221 + wp_enqueue_script( 'pll_widgets', plugins_url( '/js/build/widgets' . $suffix . '.js', POLYLANG_ROOT_FILE ), array( 'jquery' ), POLYLANG_VERSION, true );
183 222 $this->localize_scripts();
184 223 }
185 224 }
186 225
@@ -187,26 +226,12 @@
187 226 /**
188 227 * Localize scripts.
189 228 *
190 229 * @since 2.4.0
230 + *
231 + * @return void
191 232 */
192 233 public function localize_scripts() {
193 - if ( wp_script_is( 'pll_classic-editor', 'enqueued' ) ) {
194 - wp_localize_script(
195 - 'pll_classic-editor',
196 - 'confirm_text',
197 - __( 'You are about to overwrite an existing translation. Are you sure you want to proceed?', 'polylang' )
198 - );
199 - }
200 -
201 - if ( wp_script_is( 'pll_block-editor', 'enqueued' ) ) {
202 - wp_localize_script(
203 - 'pll_block-editor',
204 - 'confirm_text',
205 - __( 'You are about to overwrite an existing translation. Are you sure you want to proceed?', 'polylang' )
206 - );
207 - }
208 -
209 234 if ( wp_script_is( 'pll_widgets', 'enqueued' ) ) {
210 235 wp_localize_script(
211 236 'pll_widgets',
212 237 'pll_widgets',
@@ -229,8 +254,10 @@
229 254 * when options.data is an empty string (GET request with the method 'load')
230 255 * see: https://wordpress.org/support/topic/invalid-url-during-wordpress-new-dashboard-widget-operation
231 256 *
232 257 * @since 1.4
258 + *
259 + * @return void
233 260 */
234 261 public function admin_print_footer_scripts() {
235 262 global $post_ID, $tag_ID;
236 263
@@ -247,34 +274,57 @@
247 274 $arr = wp_json_encode( $params );
248 275 ?>
249 276 <script type="text/javascript">
250 277 if (typeof jQuery != 'undefined') {
251 - (function($){
252 - $.ajaxPrefilter(function (options, originalOptions, jqXHR) {
253 - if ( -1 != options.url.indexOf( ajaxurl ) || -1 != ajaxurl.indexOf( options.url ) ) {
254 - if ( 'undefined' === typeof options.data ) {
255 - options.data = ( 'get' === options.type.toLowerCase() ) ? '<?php echo $str; // phpcs:ignore WordPress.Security.EscapeOutput ?>' : <?php echo $arr; // phpcs:ignore WordPress.Security.EscapeOutput ?>;
256 - } else {
257 - if ( 'string' === typeof options.data ) {
258 - if ( '' === options.data && 'get' === options.type.toLowerCase() ) {
259 - options.url = options.url+'&<?php echo $str; // phpcs:ignore WordPress.Security.EscapeOutput ?>';
278 + jQuery(
279 + function( $ ){
280 + $.ajaxPrefilter( function ( options, originalOptions, jqXHR ) {
281 + if ( -1 != options.url.indexOf( ajaxurl ) || -1 != ajaxurl.indexOf( options.url ) ) {
282 +
283 + function addPolylangParametersAsString() {
284 + if ( 'undefined' === typeof options.data || '' === options.data.trim() ) {
285 + // Only Polylang data need to be send. So it could be as a simple query string.
286 + options.data = '<?php echo $str; // phpcs:ignore WordPress.Security.EscapeOutput ?>';
260 287 } else {
288 + /*
289 + * In some cases data could be a JSON string like in third party plugins.
290 + * So we need not to break their process by adding polylang parameters as valid JSON datas.
291 + */
261 292 try {
262 - var o = $.parseJSON(options.data);
263 - o = $.extend(o, <?php echo $arr; // phpcs:ignore WordPress.Security.EscapeOutput ?>);
264 - options.data = JSON.stringify(o);
293 + options.data = JSON.stringify( Object.assign( JSON.parse( options.data ), <?php echo $arr; // phpcs:ignore WordPress.Security.EscapeOutput ?> ) );
294 + } catch( exception ) {
295 + // Add Polylang data to the existing query string.
296 + options.data = options.data + '&<?php echo $str; // phpcs:ignore WordPress.Security.EscapeOutput ?>';
265 297 }
266 - catch(e) {
267 - options.data = '<?php echo $str; // phpcs:ignore WordPress.Security.EscapeOutput ?>&'+options.data;
268 - }
269 298 }
299 + }
300 +
301 + /*
302 + * options.processData set to true is the default jQuery process where the data is converted in a query string by using jQuery.param().
303 + * This step is done before applying filters. Thus here the options.data is already a string in this case.
304 + * @See https://github.com/jquery/jquery/blob/3.5.1/src/ajax.js#L563-L569 jQuery ajax function.
305 + * It is the most case WordPress send ajax request this way however third party plugins or themes could be send JSON string.
306 + * Use JSON format is recommended in jQuery.param() documentation to be able to send complex data structures.
307 + * @See https://api.jquery.com/jquery.param/ jQuery param function.
308 + */
309 + if ( options.processData ) {
310 + addPolylangParametersAsString();
270 311 } else {
271 - options.data = $.extend(options.data, <?php echo $arr; // phpcs:ignore WordPress.Security.EscapeOutput ?>);
312 + /*
313 + * If options.processData is set to false data could be undefined or pass as a string.
314 + * So data as to be processed as if options.processData is set to true.
315 + */
316 + if ( 'undefined' === typeof options.data || 'string' === typeof options.data ) {
317 + addPolylangParametersAsString();
318 + } else {
319 + // Otherwise options.data is probably an object.
320 + options.data = Object.assign( options.data || {} , <?php echo $arr; // phpcs:ignore WordPress.Security.EscapeOutput ?> );
321 + }
272 322 }
273 323 }
274 - }
275 - });
276 - })(jQuery)
324 + });
325 + }
326 + );
277 327 }
278 328 </script>
279 329 <?php
280 330 }
@@ -282,8 +332,10 @@
282 332 /**
283 333 * Sets the admin current language, used to filter the content
284 334 *
285 335 * @since 2.0
336 + *
337 + * @return void
286 338 */
287 339 public function set_current_language() {
288 340 $this->curlang = $this->filter_lang;
289 341
@@ -289,9 +341,9 @@
289 341
290 342 // Edit Post
291 343 if ( isset( $_REQUEST['pll_post_id'] ) && $lang = $this->model->post->get_language( (int) $_REQUEST['pll_post_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
292 344 $this->curlang = $lang;
293 - } elseif ( 'post.php' === $GLOBALS['pagenow'] && isset( $_GET['post'] ) && $lang = $this->model->post->get_language( (int) $_GET['post'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
345 + } elseif ( 'post.php' === $GLOBALS['pagenow'] && isset( $_GET['post'] ) && $this->model->is_translated_post_type( get_post_type( (int) $_GET['post'] ) ) && $lang = $this->model->post->get_language( (int) $_GET['post'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
294 346 $this->curlang = $lang;
295 347 } elseif ( 'post-new.php' === $GLOBALS['pagenow'] && ( empty( $_GET['post_type'] ) || $this->model->is_translated_post_type( sanitize_key( $_GET['post_type'] ) ) ) ) { // phpcs:ignore WordPress.Security.NonceVerification
296 348 $this->curlang = empty( $_GET['new_lang'] ) ? $this->pref_lang : $this->model->get_language( sanitize_key( $_GET['new_lang'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
297 349 }
@@ -296,15 +348,14 @@
296 348 $this->curlang = empty( $_GET['new_lang'] ) ? $this->pref_lang : $this->model->get_language( sanitize_key( $_GET['new_lang'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
297 349 }
298 350
299 351 // Edit Term
300 - // FIXME 'edit-tags.php' for backward compatibility with WP < 4.5
301 - elseif ( in_array( $GLOBALS['pagenow'], array( 'edit-tags.php', 'term.php' ) ) && isset( $_GET['tag_ID'] ) && $lang = $this->model->term->get_language( (int) $_GET['tag_ID'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
352 + elseif ( isset( $_REQUEST['pll_term_id'] ) && $lang = $this->model->term->get_language( (int) $_REQUEST['pll_term_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
302 353 $this->curlang = $lang;
303 - } elseif ( isset( $_REQUEST['pll_term_id'] ) && $lang = $this->model->term->get_language( (int) $_REQUEST['pll_term_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
304 - $this->curlang = $lang;
305 - } elseif ( 'edit-tags.php' === $GLOBALS['pagenow'] && isset( $_GET['taxonomy'] ) && $this->model->is_translated_taxonomy( sanitize_key( $_GET['taxonomy'] ) ) ) { // phpcs:ignore WordPress.Security.NonceVerification
306 - if ( ! empty( $_GET['new_lang'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
354 + } elseif ( in_array( $GLOBALS['pagenow'], array( 'edit-tags.php', 'term.php' ) ) && isset( $_GET['taxonomy'] ) && $this->model->is_translated_taxonomy( sanitize_key( $_GET['taxonomy'] ) ) ) { // phpcs:ignore WordPress.Security.NonceVerification
355 + if ( isset( $_GET['tag_ID'] ) && $lang = $this->model->term->get_language( (int) $_GET['tag_ID'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
356 + $this->curlang = $lang;
357 + } elseif ( ! empty( $_GET['new_lang'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
307 358 $this->curlang = $this->model->get_language( sanitize_key( $_GET['new_lang'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
308 359 } elseif ( empty( $this->curlang ) ) {
309 360 $this->curlang = $this->pref_lang;
310 361 }
@@ -313,8 +364,17 @@
313 364 // Ajax
314 365 if ( wp_doing_ajax() && ! empty( $_REQUEST['lang'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
315 366 $this->curlang = $this->model->get_language( sanitize_key( $_REQUEST['lang'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
316 367 }
368 +
369 + // Inform that the admin language has been set.
370 + if ( $this->curlang ) {
371 + /** This action is documented in frontend/choose-lang.php */
372 + do_action( 'pll_language_defined', $this->curlang->slug, $this->curlang );
373 + } else {
374 + /** This action is documented in include/class-polylang.php */
375 + do_action( 'pll_no_language_defined' ); // To load overridden textdomains.
376 + }
317 377 }
318 378
319 379 /**
320 380 * Defines the backend language and the admin language filter based on user preferences
@@ -319,8 +379,10 @@
319 379 /**
320 380 * Defines the backend language and the admin language filter based on user preferences
321 381 *
322 382 * @since 1.2.3
383 + *
384 + * @return void
323 385 */
324 386 public function init_user() {
325 387 // Language for admin language filter: may be empty
326 388 // $_GET['lang'] is numeric when editing a language, not when selecting a new language in the filter
@@ -334,28 +396,21 @@
334 396 // Set preferred language for use when saving posts and terms: must not be empty
335 397 $this->pref_lang = empty( $this->filter_lang ) ? $this->model->get_language( $this->options['default_lang'] ) : $this->filter_lang;
336 398
337 399 /**
338 - * Filter the preferred language on admin side
339 - * The preferred language is used for example to determine the language of a new post
400 + * Filters the preferred language on admin side.
401 + * The preferred language is used for example to determine the language of a new post.
340 402 *
341 403 * @since 1.2.3
342 404 *
343 - * @param object $pref_lang preferred language
405 + * @param PLL_Language $pref_lang Preferred language.
344 406 */
345 407 $this->pref_lang = apply_filters( 'pll_admin_preferred_language', $this->pref_lang );
346 408
347 409 $this->set_current_language();
348 410
349 - // Inform that the admin language has been set
350 - // Only if the admin language is one of the Polylang defined language
351 - if ( $curlang = $this->model->get_language( get_user_locale() ) ) {
352 - /** This action is documented in frontend/choose-lang.php */
353 - do_action( 'pll_language_defined', $curlang->slug, $curlang );
354 - } else {
355 - /** This action is documented in include/class-polylang.php */
356 - do_action( 'pll_no_language_defined' ); // to load overridden textdomains
357 - }
411 + // Plugin i18n, only needed for backend.
412 + load_plugin_textdomain( 'polylang' );
358 413 }
359 414
360 415 /**
361 416 * Avoids parsing a tax query when all languages are requested
@@ -360,9 +415,9 @@
360 415 /**
361 416 * Avoids parsing a tax query when all languages are requested
362 417 * Fixes https://wordpress.org/support/topic/notice-undefined-offset-0-in-wp-includesqueryphp-on-line-3877 introduced in WP 4.1
363 418 *
364 - * @see the suggestion of @boonebgorges, https://core.trac.wordpress.org/ticket/31246
419 + * @see https://core.trac.wordpress.org/ticket/31246 the suggestion of @boonebgorges.
365 420 *
366 421 * @since 1.6.5
367 422 *
368 423 * @param array $qvars
@@ -376,13 +431,14 @@
376 431 return $qvars;
377 432 }
378 433
379 434 /**
380 - * Adds the languages list in admin bar for the admin languages filter
435 + * Adds the languages list in admin bar for the admin languages filter.
381 436 *
382 437 * @since 0.9
383 438 *
384 - * @param object $wp_admin_bar
439 + * @param WP_Admin_Bar $wp_admin_bar WP_Admin_Bar global object.
440 + * @return void
385 441 */
386 442 public function admin_bar_menu( $wp_admin_bar ) {
387 443 $all_item = (object) array(
388 444 'slug' => 'all',
@@ -407,17 +463,23 @@
407 463 * @param array $items The admin languages filter submenu items.
408 464 */
409 465 $items = apply_filters( 'pll_admin_languages_filter', array_merge( array( $all_item ), $this->model->get_languages_list() ) );
410 466
467 + $menu = array(
468 + 'id' => 'languages',
469 + 'title' => $selected->flag . $title,
470 + 'href' => esc_url( add_query_arg( 'lang', $selected->slug, remove_query_arg( 'paged' ) ) ),
471 + 'meta' => array(
472 + 'title' => __( 'Filters content by language', 'polylang' ),
473 + ),
474 + );
475 +
476 + if ( 'all' !== $selected->slug ) {
477 + $menu['meta']['class'] = 'pll-filtered-languages';
478 + }
479 +
411 480 if ( ! empty( $items ) ) {
412 - $wp_admin_bar->add_menu(
413 - array(
414 - 'id' => 'languages',
415 - 'title' => $selected->flag . $title,
416 - 'href' => esc_url( add_query_arg( 'lang', $selected->slug, remove_query_arg( 'paged' ) ) ),
417 - 'meta' => array( 'title' => __( 'Filters content by language', 'polylang' ) ),
418 - )
419 - );
481 + $wp_admin_bar->add_menu( $menu );
420 482 }
421 483
422 484 foreach ( $items as $lang ) {
423 485 if ( $selected->slug === $lang->slug ) {
@@ -433,14 +495,6 @@
433 495 'meta' => 'all' === $lang->slug ? array() : array( 'lang' => esc_attr( $lang->get_locale( 'display' ) ) ),
434 496 )
435 497 );
436 498 }
437 - }
438 - /**
439 - * Instantiate PLL_Wizard_Pro class.
440 - *
441 - * @since 2.7
442 - */
443 - public function instantiate_wizard_pro() {
444 - $this->wizard_pro = new PLL_Wizard_Pro( $this );
445 499 }
446 500 }