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Polylang / 2.3.6
Polylang v2.3.6
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 +134 -240 3.0.22.3.6 View file →
@@ -1,66 +1,28 @@
1 1 <?php
2 -/**
3 - * @package Polylang
4 - */
5 2
6 3 /**
7 - * Setup features available on all admin pages.
4 + * Base class for both admin
8 5 *
9 6 * @since 1.8
10 7 */
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;
8 +class PLL_Admin_Base extends PLL_Base {
9 + public $filter_lang, $curlang, $pref_lang;
18 10
19 11 /**
20 - * Language selected in the admin language filter.
12 + * Loads the polylang text domain
13 + * Setups actions needed on all admin pages
21 14 *
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 - * Setups actions needed on all admin pages.
55 - *
56 15 * @since 1.8
57 16 *
58 - * @param PLL_Links_Model $links_model Reference to the links model.
17 + * @param object $links_model
59 18 */
60 19 public function __construct( &$links_model ) {
61 20 parent::__construct( $links_model );
62 21
22 + // Plugin i18n, only needed for backend
23 + load_plugin_textdomain( 'polylang', false, basename( POLYLANG_DIR ) . '/languages' );
24 +
63 25 // Adds the link to the languages panel in the WordPress admin menu
64 26 add_action( 'admin_menu', array( $this, 'add_menus' ) );
65 27
66 28 // Setup js scripts and css styles
@@ -66,9 +28,12 @@
66 28 // Setup js scripts and css styles
67 29 add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) );
68 30 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
69 31
70 - add_action( 'customize_controls_enqueue_scripts', array( $this, 'customize_controls_enqueue_scripts' ) );
32 + // Lingotek
33 + if ( ! defined( 'POLYLANG_PRO' ) && ( ! defined( 'PLL_LINGOTEK_AD' ) || PLL_LINGOTEK_AD ) ) {
34 + require_once POLYLANG_DIR . '/lingotek/lingotek.php';
35 + }
71 36 }
72 37
73 38 /**
74 39 * Setups filters and action needed on all admin pages and on plugins page
@@ -76,12 +41,8 @@
76 41 *
77 42 * @since 1.2
78 43 */
79 44 public function init() {
80 - parent::init();
81 -
82 - $this->notices = new PLL_Admin_Notices( $this );
83 -
84 45 if ( ! $this->model->get_languages_list() ) {
85 46 return;
86 47 }
87 48
@@ -90,9 +51,9 @@
90 51 $this->filters_links = new PLL_Filters_Links( $this ); // FIXME needed here ?
91 52
92 53 // Filter admin language for users
93 54 // We must not call user info before WordPress defines user roles in wp-settings.php
94 - add_action( 'setup_theme', array( $this, 'init_user' ) );
55 + add_filter( 'setup_theme', array( $this, 'init_user' ) );
95 56 add_filter( 'request', array( $this, 'request' ) );
96 57
97 58 // Adds the languages in admin bar
98 59 add_action( 'admin_bar_menu', array( $this, 'admin_bar_menu' ), 100 ); // 100 determines the position
@@ -101,14 +62,10 @@
101 62 /**
102 63 * Adds the link to the languages panel in the WordPress admin menu
103 64 *
104 65 * @since 0.1
105 - *
106 - * @return void
107 66 */
108 67 public function add_menus() {
109 - global $admin_page_hooks;
110 -
111 68 // Prepare the list of tabs
112 69 $tabs = array( 'lang' => __( 'Languages', 'polylang' ) );
113 70
114 71 // Only if at least one language has been created
@@ -126,16 +83,13 @@
126 83 * @param array $tabs list of tab names
127 84 */
128 85 $tabs = apply_filters( 'pll_settings_tabs', $tabs );
129 86
130 - $parent = '';
131 -
132 87 foreach ( $tabs as $tab => $title ) {
133 88 $page = 'lang' === $tab ? 'mlang' : "mlang_$tab";
134 89 if ( empty( $parent ) ) {
135 90 $parent = $page;
136 - add_menu_page( $title, __( 'Languages', 'polylang' ), 'manage_options', $page, '__return_null', 'dashicons-translation' );
137 - $admin_page_hooks[ $page ] = 'languages'; // Hack to avoid the localization of the hook name. See: https://core.trac.wordpress.org/ticket/18857
91 + add_menu_page( $title, __( 'Languages', 'polylang' ), 'manage_options', $page, null, 'dashicons-translation' );
138 92 }
139 93
140 94 add_submenu_page( $parent, $title, $title, 'manage_options', $page, array( $this, 'languages_page' ) );
141 95 }
@@ -144,10 +98,8 @@
144 98 /**
145 99 * Setup js scripts & css styles ( only on the relevant pages )
146 100 *
147 101 * @since 0.6
148 - *
149 - * @return void
150 102 */
151 103 public function admin_enqueue_scripts() {
152 104 $screen = get_current_screen();
153 105 if ( empty( $screen ) ) {
@@ -155,88 +107,31 @@
155 107 }
156 108
157 109 $suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
158 110
159 - /*
160 - * For each script:
161 - * 0 => the pages on which to load the script
162 - * 1 => the scripts it needs to work
163 - * 2 => 1 if loaded even if languages have not been defined yet, 0 otherwise
164 - * 3 => 1 if loaded in footer
165 - */
111 + // For each script:
112 + // 0 => the pages on which to load the script
113 + // 1 => the scripts it needs to work
114 + // 2 => 1 if loaded even if languages have not been defined yet, 0 otherwise
115 + // 3 => 1 if loaded in footer
116 + // FIXME: check if I can load more scripts in footer
166 117 $scripts = array(
167 - 'user' => array( array( 'profile', 'user-edit' ), array( 'jquery' ), 0, 0 ),
168 - 'widgets' => array( array( 'widgets' ), array( 'jquery' ), 0, 0 ),
118 + 'post' => array( array( 'post', 'media', 'async-upload', 'edit' ), array( 'jquery', 'wp-ajax-response', 'post', 'jquery-ui-autocomplete' ), 0, 0 ),
119 + 'media' => array( array( 'upload' ), array( 'jquery' ), 0, 1 ),
120 + 'term' => array( array( 'edit-tags', 'term' ), array( 'jquery', 'wp-ajax-response', 'jquery-ui-autocomplete' ), 0, 1 ),
121 + 'user' => array( array( 'profile', 'user-edit' ), array( 'jquery' ), 0, 0 ),
169 122 );
170 123
171 - if ( ! empty( $screen->post_type ) && $this->model->is_translated_post_type( $screen->post_type ) ) {
172 - $scripts['post'] = array( array( 'edit', 'upload' ), array( 'jquery', 'wp-ajax-response' ), 0, 1 );
173 -
174 - // Classic editor.
175 - if ( ! method_exists( $screen, 'is_block_editor' ) || ! $screen->is_block_editor() ) {
176 - $scripts['classic-editor'] = array( array( 'post', 'media', 'async-upload' ), array( 'jquery', 'wp-ajax-response', 'post', 'jquery-ui-dialog', 'wp-i18n' ), 0, 1 );
177 - }
178 -
179 - // Block editor with legacy metabox in WP 5.0+.
180 - if ( method_exists( $screen, 'is_block_editor' ) && $screen->is_block_editor() && ! pll_use_block_editor_plugin() ) {
181 - $scripts['block-editor'] = array( array( 'post' ), array( 'jquery', 'wp-ajax-response', 'wp-api-fetch', 'jquery-ui-dialog', 'wp-i18n' ), 0, 1 );
182 - }
183 - }
184 -
185 - if ( ! empty( $screen->taxonomy ) && $this->model->is_translated_taxonomy( $screen->taxonomy ) ) {
186 - $scripts['term'] = array( array( 'edit-tags', 'term' ), array( 'jquery', 'wp-ajax-response', 'jquery-ui-autocomplete' ), 0, 1 );
187 - }
188 -
189 124 foreach ( $scripts as $script => $v ) {
190 125 if ( in_array( $screen->base, $v[0] ) && ( $v[2] || $this->model->get_languages_list() ) ) {
191 - wp_enqueue_script( 'pll_' . $script, plugins_url( '/js/build/' . $script . $suffix . '.js', POLYLANG_ROOT_FILE ), $v[1], POLYLANG_VERSION, $v[3] );
192 - if ( 'classic-editor' === $script || 'block-editor' === $script ) {
193 - wp_set_script_translations( 'pll_' . $script, 'polylang' );
194 - }
126 + wp_enqueue_script( 'pll_' . $script, plugins_url( '/js/' . $script . $suffix . '.js', POLYLANG_FILE ), $v[1], POLYLANG_VERSION, $v[3] );
195 127 }
196 128 }
197 129
198 - wp_register_style( 'polylang_admin', plugins_url( '/css/build/admin' . $suffix . '.css', POLYLANG_ROOT_FILE ), array( 'wp-jquery-ui-dialog' ), POLYLANG_VERSION );
199 - wp_enqueue_style( 'polylang_dialog', plugins_url( '/css/build/dialog' . $suffix . '.css', POLYLANG_ROOT_FILE ), array( 'polylang_admin' ), POLYLANG_VERSION );
200 -
201 - $this->localize_scripts();
130 + wp_enqueue_style( 'polylang_admin', plugins_url( '/css/admin' . $suffix . '.css', POLYLANG_FILE ), array(), POLYLANG_VERSION );
202 131 }
203 132
204 133 /**
205 - * Enqueue scripts to the WP Customizer.
206 - *
207 - * @since 2.4.0
208 - *
209 - * @return void
210 - */
211 - public function customize_controls_enqueue_scripts() {
212 - if ( $this->model->get_languages_list() ) {
213 - $suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
214 - wp_enqueue_script( 'pll_widgets', plugins_url( '/js/build/widgets' . $suffix . '.js', POLYLANG_ROOT_FILE ), array( 'jquery' ), POLYLANG_VERSION, true );
215 - $this->localize_scripts();
216 - }
217 - }
218 -
219 - /**
220 - * Localize scripts.
221 - *
222 - * @since 2.4.0
223 - *
224 - * @return void
225 - */
226 - public function localize_scripts() {
227 - if ( wp_script_is( 'pll_widgets', 'enqueued' ) ) {
228 - wp_localize_script(
229 - 'pll_widgets',
230 - 'pll_widgets',
231 - array(
232 - 'flags' => wp_list_pluck( $this->model->get_languages_list(), 'flag', 'slug' ),
233 - )
234 - );
235 - }
236 - }
237 -
238 - /**
239 134 * Sets pll_ajax_backend on all backend ajax request
240 135 * The final goal is to detect if an ajax request is made on admin or frontend
241 136 *
242 137 * Takes care to various situations:
@@ -247,10 +142,8 @@
247 142 * when options.data is an empty string (GET request with the method 'load')
248 143 * see: https://wordpress.org/support/topic/invalid-url-during-wordpress-new-dashboard-widget-operation
249 144 *
250 145 * @since 1.4
251 - *
252 - * @return void
253 146 */
254 147 public function admin_print_footer_scripts() {
255 148 global $post_ID, $tag_ID;
256 149
@@ -263,80 +156,78 @@
263 156 $params = array_merge( $params, array( 'pll_term_id' => (int) $tag_ID ) );
264 157 }
265 158
266 159 $str = http_build_query( $params );
267 - $arr = wp_json_encode( $params );
268 - ?>
269 - <script type="text/javascript">
270 - if (typeof jQuery != 'undefined') {
271 - jQuery(
272 - function( $ ){
273 - $.ajaxPrefilter( function ( options, originalOptions, jqXHR ) {
274 - if ( -1 != options.url.indexOf( ajaxurl ) || -1 != ajaxurl.indexOf( options.url ) ) {
275 -
276 - function addStringParameters() {
277 - if ( 'undefined' === typeof options.data || '' === options.data ) {
278 - options.data = '<?php echo $str; // phpcs:ignore WordPress.Security.EscapeOutput ?>';
279 - } else {
280 - options.data = options.data + '&<?php echo $str; // phpcs:ignore WordPress.Security.EscapeOutput ?>';
281 - }
160 + $arr = json_encode( $params );
161 +?>
162 +<script type="text/javascript">
163 + if (typeof jQuery != 'undefined') {
164 + (function($){
165 + $.ajaxPrefilter(function (options, originalOptions, jqXHR) {
166 + if ( -1 != options.url.indexOf( ajaxurl ) || -1 != ajaxurl.indexOf( options.url ) ) {
167 + if ( 'undefined' === typeof options.data ) {
168 + options.data = ( 'get' === options.type.toLowerCase() ) ? '<?php echo $str; ?>' : <?php echo $arr; ?>;
169 + } else {
170 + if ( 'string' === typeof options.data ) {
171 + if ( '' === options.data && 'get' === options.type.toLowerCase() ) {
172 + options.url = options.url+'&<?php echo $str; ?>';
173 + } else {
174 + try {
175 + o = $.parseJSON(options.data);
176 + o = $.extend(o, <?php echo $arr; ?>);
177 + options.data = JSON.stringify(o);
282 178 }
283 -
284 - /*
285 - * options.processData set to true is the default jQuery process where the data is converted in a query string by using jQuery.param().
286 - * This step is done before applying filters. Thus here the options.data is already a string in this case.
287 - * @See https://github.com/jquery/jquery/blob/3.5.1/src/ajax.js#L563-L569 jQuery ajax function.
288 - */
289 - if ( options.processData ) {
290 - addStringParameters();
291 - } else {
292 - /*
293 - * If options.processData is set to false data could be undefined or pass as a string.
294 - * So data as to be processed as if options.processData is set to true.
295 - */
296 - if ( 'undefined' === typeof options.data || 'string' === typeof options.data ) {
297 - addStringParameters();
298 - } else {
299 - // Otherwise options.data is probably an object.
300 - options.data = Object.assign( options.data, <?php echo $arr; // phpcs:ignore WordPress.Security.EscapeOutput ?> );
301 - }
179 + catch(e) {
180 + options.data = '<?php echo $str; ?>&'+options.data;
302 181 }
303 182 }
304 - });
183 + } else {
184 + options.data = $.extend(options.data, <?php echo $arr; ?>);
185 + }
305 186 }
306 - );
307 - }
308 - </script>
309 - <?php
187 + }
188 + });
189 + })(jQuery)
310 190 }
191 +</script>
192 +<?php
193 + }
311 194
312 195 /**
313 196 * Sets the admin current language, used to filter the content
314 197 *
315 198 * @since 2.0
316 - *
317 - * @return void
318 199 */
319 200 public function set_current_language() {
320 201 $this->curlang = $this->filter_lang;
321 202
203 + // POST
204 + if ( isset( $_POST['post_lang_choice'] ) && $lang = $this->model->get_language( $_POST['post_lang_choice'] ) ) {
205 + $this->curlang = $lang;
206 + } elseif ( isset( $_POST['term_lang_choice'] ) && $lang = $this->model->get_language( $_POST['term_lang_choice'] ) ) {
207 + $this->curlang = $lang;
208 + } elseif ( isset( $_POST['inline_lang_choice'] ) && $lang = $this->model->get_language( $_POST['inline_lang_choice'] ) ) {
209 + $this->curlang = $lang;
210 + }
211 +
322 212 // Edit Post
323 - if ( isset( $_REQUEST['pll_post_id'] ) && $lang = $this->model->post->get_language( (int) $_REQUEST['pll_post_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
213 + if ( isset( $_REQUEST['pll_post_id'] ) && $lang = $this->model->post->get_language( (int) $_REQUEST['pll_post_id'] ) ) {
324 214 $this->curlang = $lang;
325 - } 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
215 + } elseif ( 'post.php' === $GLOBALS['pagenow'] && isset( $_GET['post'] ) && is_numeric( $_GET['post'] ) && $lang = $this->model->post->get_language( (int) $_GET['post'] ) ) {
326 216 $this->curlang = $lang;
327 - } 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
328 - $this->curlang = empty( $_GET['new_lang'] ) ? $this->pref_lang : $this->model->get_language( sanitize_key( $_GET['new_lang'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
217 + } elseif ( 'post-new.php' === $GLOBALS['pagenow'] && ( empty( $_GET['post_type'] ) || $this->model->is_translated_post_type( $_GET['post_type'] ) ) ) {
218 + $this->curlang = empty( $_GET['new_lang'] ) ? $this->pref_lang : $this->model->get_language( $_GET['new_lang'] );
329 219 }
330 220
331 221 // Edit Term
332 - elseif ( isset( $_REQUEST['pll_term_id'] ) && $lang = $this->model->term->get_language( (int) $_REQUEST['pll_term_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
222 + // FIXME 'edit-tags.php' for backward compatibility with WP < 4.5
223 + 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'] ) ) {
333 224 $this->curlang = $lang;
334 - } 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
335 - if ( isset( $_GET['tag_ID'] ) && $lang = $this->model->term->get_language( (int) $_GET['tag_ID'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
336 - $this->curlang = $lang;
337 - } elseif ( ! empty( $_GET['new_lang'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
338 - $this->curlang = $this->model->get_language( sanitize_key( $_GET['new_lang'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
225 + } elseif ( isset( $_REQUEST['pll_term_id'] ) && $lang = $this->model->term->get_language( (int) $_REQUEST['pll_term_id'] ) ) {
226 + $this->curlang = $lang;
227 + } elseif ( 'edit-tags.php' === $GLOBALS['pagenow'] && isset( $_GET['taxonomy'] ) && $this->model->is_translated_taxonomy( $_GET['taxonomy'] ) ) {
228 + if ( ! empty( $_GET['new_lang'] ) ) {
229 + $this->curlang = $this->model->get_language( $_GET['new_lang'] );
339 230 } elseif ( empty( $this->curlang ) ) {
340 231 $this->curlang = $this->pref_lang;
341 232 }
342 233 }
@@ -341,20 +232,11 @@
341 232 }
342 233 }
343 234
344 235 // Ajax
345 - if ( wp_doing_ajax() && ! empty( $_REQUEST['lang'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
346 - $this->curlang = $this->model->get_language( sanitize_key( $_REQUEST['lang'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
236 + if ( wp_doing_ajax() && ! empty( $_REQUEST['lang'] ) ) {
237 + $this->curlang = $this->model->get_language( $_REQUEST['lang'] );
347 238 }
348 -
349 - // Inform that the admin language has been set.
350 - if ( $this->curlang ) {
351 - /** This action is documented in frontend/choose-lang.php */
352 - do_action( 'pll_language_defined', $this->curlang->slug, $this->curlang );
353 - } else {
354 - /** This action is documented in include/class-polylang.php */
355 - do_action( 'pll_no_language_defined' ); // To load overridden textdomains.
356 - }
357 239 }
358 240
359 241 /**
360 242 * Defines the backend language and the admin language filter based on user preferences
@@ -359,17 +241,20 @@
359 241 /**
360 242 * Defines the backend language and the admin language filter based on user preferences
361 243 *
362 244 * @since 1.2.3
363 - *
364 - * @return void
365 245 */
366 246 public function init_user() {
247 + // Backend locale
248 + // FIXME: Backward compatibility with WP < 4.7
249 + if ( version_compare( $GLOBALS['wp_version'], '4.7alpha', '<' ) ) {
250 + add_filter( 'locale', array( $this, 'get_locale' ) );
251 + }
252 +
367 253 // Language for admin language filter: may be empty
368 254 // $_GET['lang'] is numeric when editing a language, not when selecting a new language in the filter
369 - // We intentionally don't use a nonce to update the language filter
370 - if ( ! wp_doing_ajax() && ! empty( $_GET['lang'] ) && ! is_numeric( sanitize_key( $_GET['lang'] ) ) && current_user_can( 'edit_user', $user_id = get_current_user_id() ) ) { // phpcs:ignore WordPress.Security.NonceVerification
371 - update_user_meta( $user_id, 'pll_filter_content', ( $lang = $this->model->get_language( sanitize_key( $_GET['lang'] ) ) ) ? $lang->slug : '' ); // phpcs:ignore WordPress.Security.NonceVerification
255 + if ( ! wp_doing_ajax() && ! empty( $_GET['lang'] ) && ! is_numeric( $_GET['lang'] ) && current_user_can( 'edit_user', $user_id = get_current_user_id() ) ) {
256 + update_user_meta( $user_id, 'pll_filter_content', ( $lang = $this->model->get_language( $_GET['lang'] ) ) ? $lang->slug : '' );
372 257 }
373 258
374 259 $this->filter_lang = $this->model->get_language( get_user_meta( get_current_user_id(), 'pll_filter_content', true ) );
375 260
@@ -376,29 +261,41 @@
376 261 // Set preferred language for use when saving posts and terms: must not be empty
377 262 $this->pref_lang = empty( $this->filter_lang ) ? $this->model->get_language( $this->options['default_lang'] ) : $this->filter_lang;
378 263
379 264 /**
380 - * Filters the preferred language on admin side.
381 - * The preferred language is used for example to determine the language of a new post.
265 + * Filter the preferred language on admin side
266 + * The preferred language is used for example to determine the language of a new post
382 267 *
383 268 * @since 1.2.3
384 269 *
385 - * @param PLL_Language $pref_lang Preferred language.
270 + * @param object $pref_lang preferred language
386 271 */
387 272 $this->pref_lang = apply_filters( 'pll_admin_preferred_language', $this->pref_lang );
388 273
389 274 $this->set_current_language();
390 275
391 - // Plugin i18n, only needed for backend.
392 - load_plugin_textdomain( 'polylang' );
276 + // Inform that the admin language has been set
277 + // Only if the admin language is one of the Polylang defined language
278 + // FIXME test get_user_locale for backward compatibility with WP 4.7
279 + if ( $curlang = $this->model->get_language( function_exists( 'get_user_locale' ) ? get_user_locale() : get_locale() ) ) {
280 + // FIXME: Backward compatibility with WP < 4.7
281 + if ( version_compare( $GLOBALS['wp_version'], '4.7alpha', '<' ) ) {
282 + $GLOBALS['text_direction'] = $curlang->is_rtl ? 'rtl' : 'ltr'; // force text direction according to language setting
283 + }
284 +
285 + /** This action is documented in frontend/choose-lang.php */
286 + do_action( 'pll_language_defined', $curlang->slug, $curlang );
287 + } else {
288 + /** This action is documented in include/class-polylang.php */
289 + do_action( 'pll_no_language_defined' ); // to load overridden textdomains
290 + }
393 291 }
394 292
395 293 /**
396 294 * Avoids parsing a tax query when all languages are requested
397 295 * Fixes https://wordpress.org/support/topic/notice-undefined-offset-0-in-wp-includesqueryphp-on-line-3877 introduced in WP 4.1
296 + * @see the suggestion of @boonebgorges, https://core.trac.wordpress.org/ticket/31246
398 297 *
399 - * @see https://core.trac.wordpress.org/ticket/31246 the suggestion of @boonebgorges.
400 - *
401 298 * @since 1.6.5
402 299 *
403 300 * @param array $qvars
404 301 * @return array
@@ -411,14 +308,26 @@
411 308 return $qvars;
412 309 }
413 310
414 311 /**
415 - * Adds the languages list in admin bar for the admin languages filter.
312 + * Get the locale based on user preference
313 + * FIXME: Backward compatibility with WP < 4.7
416 314 *
315 + * @since 0.4
316 + *
317 + * @param string $locale
318 + * @return string modified locale
319 + */
320 + public function get_locale( $locale ) {
321 + return ( $loc = get_user_meta( get_current_user_id(), 'locale', 'true' ) ) ? $loc : $locale;
322 + }
323 +
324 + /**
325 + * Adds the languages list in admin bar for the admin languages filter
326 + *
417 327 * @since 0.9
418 328 *
419 - * @param WP_Admin_Bar $wp_admin_bar WP_Admin_Bar global object.
420 - * @return void
329 + * @param object $wp_admin_bar
421 330 */
422 331 public function admin_bar_menu( $wp_admin_bar ) {
423 332 $all_item = (object) array(
424 333 'slug' => 'all',
@@ -434,41 +343,26 @@
434 343 __( 'Filters content by language', 'polylang' ),
435 344 esc_html( $selected->name )
436 345 );
437 346
438 - /**
439 - * Filters the admin languages filter submenu items
440 - *
441 - * @since 2.6
442 - *
443 - * @param array $items The admin languages filter submenu items.
444 - */
445 - $items = apply_filters( 'pll_admin_languages_filter', array_merge( array( $all_item ), $this->model->get_languages_list() ) );
347 + $wp_admin_bar->add_menu( array(
348 + 'id' => 'languages',
349 + 'title' => $selected->flag . $title,
350 + 'href' => esc_url( add_query_arg( 'lang', $selected->slug, remove_query_arg( 'paged' ) ) ),
351 + 'meta' => array( 'title' => __( 'Filters content by language', 'polylang' ) ),
352 + ) );
446 353
447 - if ( ! empty( $items ) ) {
448 - $wp_admin_bar->add_menu(
449 - array(
450 - 'id' => 'languages',
451 - 'title' => $selected->flag . $title,
452 - 'href' => esc_url( add_query_arg( 'lang', $selected->slug, remove_query_arg( 'paged' ) ) ),
453 - 'meta' => array( 'title' => __( 'Filters content by language', 'polylang' ) ),
454 - )
455 - );
456 - }
457 -
458 - foreach ( $items as $lang ) {
354 + foreach ( array_merge( array( $all_item ), $this->model->get_languages_list() ) as $lang ) {
459 355 if ( $selected->slug === $lang->slug ) {
460 356 continue;
461 357 }
462 358
463 - $wp_admin_bar->add_menu(
464 - array(
465 - 'parent' => 'languages',
466 - 'id' => $lang->slug,
467 - 'title' => $lang->flag . esc_html( $lang->name ),
468 - 'href' => esc_url( add_query_arg( 'lang', $lang->slug, remove_query_arg( 'paged' ) ) ),
469 - 'meta' => 'all' === $lang->slug ? array() : array( 'lang' => esc_attr( $lang->get_locale( 'display' ) ) ),
470 - )
471 - );
359 + $wp_admin_bar->add_menu( array(
360 + 'parent' => 'languages',
361 + 'id' => $lang->slug,
362 + 'title' => $lang->flag . esc_html( $lang->name ),
363 + 'href' => esc_url( add_query_arg( 'lang', $lang->slug, remove_query_arg( 'paged' ) ) ),
364 + 'meta' => 'all' === $lang->slug ? array() : array( 'lang' => esc_attr( $lang->get_locale( 'display' ) ) ),
365 + ) );
472 366 }
473 367 }
474 368 }