| 1 |
<?php |
| 2 |
|
| 3 |
require_once(PLL_INC.'/list-table.php'); |
| 4 |
|
| 5 |
// setups the Polylang admin panel |
| 6 |
class Polylang_Admin extends Polylang_Admin_Base { |
| 7 |
|
| 8 |
function __construct() { |
| 9 |
parent::__construct(); |
| 10 |
|
| 11 |
// adds the about box the languages admin panel |
| 12 |
add_action('admin_init', array(&$this, 'admin_init')); |
| 13 |
} |
| 14 |
|
| 15 |
// adds the about box the languages admin panel |
| 16 |
function admin_init() { |
| 17 |
// test of $_GET['tab'] avoids displaying the automatically generated screen options on other tabs |
| 18 |
if (PLL_DISPLAY_ABOUT && (!isset($_GET['tab']) || $_GET['tab'] == 'lang')) |
| 19 |
add_meta_box('pll_about_box', __('About Polylang', 'polylang'), array(&$this, 'about'), 'settings_page_mlang', 'normal', 'high'); |
| 20 |
} |
| 21 |
|
| 22 |
// displays the about metabox |
| 23 |
function about() { |
| 24 |
include(PLL_INC.'/about.php'); |
| 25 |
} |
| 26 |
|
| 27 |
// used to update the translation when a language slug has been modified |
| 28 |
function update_translations($type, $ids, $old_slug) { |
| 29 |
foreach ($ids as $id) { |
| 30 |
$tr = $this->get_translations($type, $id); |
| 31 |
if ($tr) { |
| 32 |
$tr[$_POST['slug']] = $tr[$old_slug]; |
| 33 |
unset($tr[$old_slug]); |
| 34 |
update_metadata($type, (int) $id, '_translations', $tr); |
| 35 |
} |
| 36 |
} |
| 37 |
} |
| 38 |
|
| 39 |
// used to delete the translation when a language is deleted |
| 40 |
function delete_translations($type, $ids, $old_slug) { |
| 41 |
foreach ($ids as $id) { |
| 42 |
$tr = $this->get_translations($type, $id); |
| 43 |
if ($tr) { |
| 44 |
unset($tr[$old_slug]); |
| 45 |
update_metadata($type, (int) $id, '_translations', $tr); |
| 46 |
} |
| 47 |
} |
| 48 |
} |
| 49 |
|
| 50 |
// the languages panel |
| 51 |
function languages_page() { |
| 52 |
$options = get_option('polylang'); |
| 53 |
|
| 54 |
// for nav menus form |
| 55 |
$locations = get_registered_nav_menus(); |
| 56 |
$menus = wp_get_nav_menus(); |
| 57 |
$menu_lang = get_option('polylang_nav_menus'); |
| 58 |
|
| 59 |
// for widgets |
| 60 |
$widget_lang = get_option('polylang_widgets'); |
| 61 |
|
| 62 |
$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : ''; |
| 63 |
|
| 64 |
switch ($action) { |
| 65 |
case 'add': |
| 66 |
check_admin_referer( 'add-lang', '_wpnonce_add-lang' ); |
| 67 |
$error = $this->validate_lang(); |
| 68 |
|
| 69 |
if ($error == 0) { |
| 70 |
$r = wp_insert_term($_POST['name'],'language', array('slug'=>$_POST['slug'], 'description'=>$_POST['description'])); |
| 71 |
wp_update_term($r['term_id'], 'language', array('term_group'=>$_POST['term_group'])); // can't set the term group directly in wp_insert_term |
| 72 |
update_metadata('term', $r['term_id'], '_rtl', $_POST['rtl']); |
| 73 |
|
| 74 |
if (!isset($options['default_lang'])) { // if this is the first language created, set it as default language |
| 75 |
$options['default_lang'] = $_POST['slug']; |
| 76 |
update_option('polylang', $options); |
| 77 |
} |
| 78 |
|
| 79 |
flush_rewrite_rules(); // refresh rewrite rules |
| 80 |
|
| 81 |
if (!$this->download_mo($_POST['description'])) |
| 82 |
$error = 5; |
| 83 |
} |
| 84 |
|
| 85 |
wp_redirect('admin.php?page=mlang'. ($error ? '&error='.$error : '') ); // to refresh the page (possible thanks to the $_GET['noheader']=true) |
| 86 |
exit; |
| 87 |
break; |
| 88 |
|
| 89 |
case 'delete': |
| 90 |
check_admin_referer('delete-lang'); |
| 91 |
|
| 92 |
if (isset($_GET['lang']) && $_GET['lang']) { |
| 93 |
$lang_id = (int) $_GET['lang']; |
| 94 |
$lang = $this->get_language($lang_id); |
| 95 |
$lang_slug = $lang->slug; |
| 96 |
|
| 97 |
// update the language slug in posts meta |
| 98 |
$posts = get_posts(array('numberposts'=>-1, 'fields' => 'ids', 'meta_key'=>'_translations', 'post_type'=>'any', 'post_status'=>'any')); |
| 99 |
$this->delete_translations('post', $posts, $lang_slug); |
| 100 |
|
| 101 |
// update the language slug in categories & post tags meta |
| 102 |
$terms = get_terms($this->taxonomies, array('get'=>'all', 'fields'=>'ids')); |
| 103 |
$this->delete_translations('term', $terms, $lang_slug); |
| 104 |
|
| 105 |
// FIXME should find something more efficient (with a sql query ?) |
| 106 |
foreach ($terms as $id) { |
| 107 |
if (($lg = $this->get_term_language($id)) && $lg->term_id == $lang_id) |
| 108 |
$this->delete_term_language($id); // delete language of this term |
| 109 |
} |
| 110 |
|
| 111 |
// delete menus locations |
| 112 |
foreach ($locations as $location => $description) |
| 113 |
unset($menu_lang[$location][$lang_slug]); |
| 114 |
update_option('polylang_nav_menus', $menu_lang); |
| 115 |
|
| 116 |
// delete language option in widgets |
| 117 |
foreach ($widget_lang as $key=>$slug) { |
| 118 |
if ($slug == $lang_slug) |
| 119 |
unset ($widget_lang[$key]); |
| 120 |
} |
| 121 |
update_option('polylang_widgets', $widget_lang); |
| 122 |
|
| 123 |
// delete users options |
| 124 |
foreach (get_users(array('fields' => 'ID')) as $user_id) { |
| 125 |
delete_user_meta($user_id, 'user_lang', $lang->description); |
| 126 |
delete_user_meta($user_id, 'pll_filter_content', $lang_slug); |
| 127 |
delete_user_meta($user_id, 'description_'.$lang_slug); |
| 128 |
} |
| 129 |
|
| 130 |
// delete the string translations |
| 131 |
delete_option('polylang_mo'.$lang_id); |
| 132 |
|
| 133 |
// delete the language itself |
| 134 |
delete_metadata('term', $lang_id, '_rtl'); |
| 135 |
wp_delete_term($lang_id, 'language'); |
| 136 |
|
| 137 |
// oops ! we deleted the default language... |
| 138 |
if ($options['default_lang'] == $lang_slug) { |
| 139 |
if ($listlanguages = $this->get_languages_list()) |
| 140 |
$options['default_lang'] = $listlanguages[0]->slug; // arbitrary choice... |
| 141 |
else |
| 142 |
unset($options['default_lang']); |
| 143 |
update_option('polylang', $options); |
| 144 |
} |
| 145 |
|
| 146 |
flush_rewrite_rules(); // refresh rewrite rules |
| 147 |
} |
| 148 |
wp_redirect('admin.php?page=mlang'); // to refresh the page (possible thanks to the $_GET['noheader']=true) |
| 149 |
exit; |
| 150 |
break; |
| 151 |
|
| 152 |
case 'edit': |
| 153 |
if (isset($_GET['lang']) && $_GET['lang']) { |
| 154 |
$edit_lang = $this->get_language((int) $_GET['lang']); |
| 155 |
$rtl = get_metadata('term', $edit_lang->term_id, '_rtl', true); |
| 156 |
} |
| 157 |
break; |
| 158 |
|
| 159 |
case 'update': |
| 160 |
check_admin_referer( 'add-lang', '_wpnonce_add-lang' ); |
| 161 |
$lang_id = (int) $_POST['lang_id']; |
| 162 |
$lang = $this->get_language($lang_id); |
| 163 |
$error = $this->validate_lang($lang); |
| 164 |
|
| 165 |
if ($error == 0) { |
| 166 |
// Update links to this language in posts and terms in case the slug has been modified |
| 167 |
$old_slug = $lang->slug; |
| 168 |
|
| 169 |
if ($old_slug != $_POST['slug']) { |
| 170 |
// update the language slug in posts meta |
| 171 |
$posts = get_posts(array('numberposts'=>-1, 'fields' => 'ids', 'meta_key'=>'_translations', 'post_type'=>'any', 'post_status'=>'any')); |
| 172 |
$this->update_translations('post', $posts, $old_slug); |
| 173 |
|
| 174 |
// update the language slug in categories & post tags meta |
| 175 |
$terms = get_terms($this->taxonomies, array('get'=>'all', 'fields'=>'ids')); |
| 176 |
$this->update_translations('term', $terms, $old_slug); |
| 177 |
|
| 178 |
// update menus locations |
| 179 |
foreach ($locations as $location => $description) { |
| 180 |
if (isset($menu_lang[$location][$old_slug])) { |
| 181 |
$menu_lang[$location][$_POST['slug']] = $menu_lang[$location][$old_slug]; |
| 182 |
unset($menu_lang[$location][$old_slug]); |
| 183 |
} |
| 184 |
} |
| 185 |
update_option('polylang_nav_menus', $menu_lang); |
| 186 |
|
| 187 |
// update language option in widgets |
| 188 |
foreach ($widget_lang as $key=>$lang) { |
| 189 |
if ($lang == $old_slug) |
| 190 |
$widget_lang[$key] = $_POST['slug']; |
| 191 |
} |
| 192 |
update_option('polylang_widgets', $widget_lang); |
| 193 |
|
| 194 |
// update the default language option if necessary |
| 195 |
if ($options['default_lang'] == $old_slug) { |
| 196 |
$options['default_lang'] = $_POST['slug']; |
| 197 |
update_option('polylang', $options); |
| 198 |
} |
| 199 |
} |
| 200 |
|
| 201 |
// and finally update the language itself |
| 202 |
$args = array('name'=>$_POST['name'], 'slug'=>$_POST['slug'], 'description'=>$_POST['description'], 'term_group'=>$_POST['term_group']); |
| 203 |
wp_update_term($lang_id, 'language', $args); |
| 204 |
update_metadata('term', $lang_id, '_rtl', $_POST['rtl']); |
| 205 |
|
| 206 |
flush_rewrite_rules(); // refresh rewrite rules |
| 207 |
} |
| 208 |
|
| 209 |
wp_redirect('admin.php?page=mlang'. ($error ? '&error='.$error : '') ); // to refresh the page (possible thanks to the $_GET['noheader']=true) |
| 210 |
exit; |
| 211 |
break; |
| 212 |
|
| 213 |
case 'nav-menus': |
| 214 |
check_admin_referer( 'nav-menus-lang', '_wpnonce_nav-menus-lang' ); |
| 215 |
|
| 216 |
$menu_lang = $_POST['menu-lang']; |
| 217 |
foreach ($locations as $location => $description) |
| 218 |
foreach ($this->get_switcher_options('menu') as $key => $str) |
| 219 |
$menu_lang[$location][$key] = isset($menu_lang[$location][$key]) ? 1 : 0; |
| 220 |
|
| 221 |
update_option('polylang_nav_menus', $menu_lang); |
| 222 |
break; |
| 223 |
|
| 224 |
case 'string-translation': |
| 225 |
check_admin_referer( 'string-translation', '_wpnonce_string-translation' ); |
| 226 |
|
| 227 |
$strings = $this->get_strings(); |
| 228 |
|
| 229 |
foreach ($this->get_languages_list() as $language) { |
| 230 |
$mo = $this->mo_import($language); |
| 231 |
|
| 232 |
foreach ($_POST['translation'][$language->name] as $key=>$translation) { |
| 233 |
$mo->add_entry($mo->make_entry($strings[$key]['string'], stripslashes($translation))); |
| 234 |
} |
| 235 |
$mo->add_entry($mo->make_entry('', '')); // empty string translation, just in case |
| 236 |
|
| 237 |
// clean database |
| 238 |
if (isset($_POST['clean']) && $_POST['clean']) { |
| 239 |
$new_mo = new MO(); |
| 240 |
foreach ($strings as $string) |
| 241 |
$new_mo->add_entry($mo->make_entry($string['string'], $mo->translate($string['string']))); |
| 242 |
} |
| 243 |
$this->mo_export(isset($new_mo) ? $new_mo : $mo, $language); |
| 244 |
} |
| 245 |
|
| 246 |
// to refresh the page (possible thanks to the $_GET['noheader']=true) |
| 247 |
wp_redirect('admin.php?page=mlang&tab=strings'.(isset($_GET['paged']) ? '&paged='.$_GET['paged'] : '')); |
| 248 |
exit; |
| 249 |
break; |
| 250 |
|
| 251 |
case 'options': |
| 252 |
check_admin_referer( 'options-lang', '_wpnonce_options-lang' ); |
| 253 |
|
| 254 |
$options['default_lang'] = $_POST['default_lang']; |
| 255 |
if (isset($_POST['force_lang'])) |
| 256 |
$options['force_lang'] = $_POST['force_lang']; |
| 257 |
if (isset($_POST['rewrite'])) |
| 258 |
$options['rewrite'] = $_POST['rewrite']; |
| 259 |
|
| 260 |
foreach (array('browser', 'hide_default', 'redirect_lang', 'sync') as $key) |
| 261 |
$options[$key] = isset($_POST[$key]) ? 1 : 0; |
| 262 |
|
| 263 |
update_option('polylang', $options); |
| 264 |
|
| 265 |
// refresh rewrite rules in case rewrite or hide_default options have been modified |
| 266 |
// it seems useless to refresh permastruct here |
| 267 |
flush_rewrite_rules(); |
| 268 |
|
| 269 |
// fills existing posts & terms with default language |
| 270 |
if (isset($_POST['fill_languages'])) { |
| 271 |
global $wpdb; |
| 272 |
$nolang = $this->get_objects_with_no_lang(); |
| 273 |
$lang = $this->get_language($options['default_lang']); |
| 274 |
|
| 275 |
$values = array(); |
| 276 |
foreach ($nolang['posts'] as $post_id) |
| 277 |
$values[] = $wpdb->prepare("(%d, %d)", $post_id, $lang->term_taxonomy_id); |
| 278 |
|
| 279 |
if ($values) { |
| 280 |
$wpdb->query("INSERT INTO $wpdb->term_relationships (object_id, term_taxonomy_id) VALUES " . implode(',', $values)); |
| 281 |
wp_update_term_count($lang->term_taxonomy_id, 'language'); // updating term count is mandatory (thanks to AndyDeGroo) |
| 282 |
} |
| 283 |
|
| 284 |
$values = array(); |
| 285 |
foreach ($nolang['terms'] as $term_id) |
| 286 |
$values[] = $wpdb->prepare("(%d, %s, %d)", $term_id, '_language', $lang->term_id); |
| 287 |
|
| 288 |
if ($values) |
| 289 |
$wpdb->query("INSERT INTO $wpdb->termmeta (term_id, meta_key, meta_value) VALUES " . implode(',', $values)); |
| 290 |
} |
| 291 |
break; |
| 292 |
|
| 293 |
default: |
| 294 |
break; |
| 295 |
} |
| 296 |
|
| 297 |
// prepare the list of tabs |
| 298 |
$tabs = array('lang' => __('Languages','polylang')); |
| 299 |
|
| 300 |
// only if at least one language has been created |
| 301 |
if ($listlanguages = $this->get_languages_list()) { |
| 302 |
if (current_theme_supports('menus')) |
| 303 |
$tabs['menus'] = __('Menus','polylang'); // don't display the menu tab if the active theme does not support nav menus |
| 304 |
|
| 305 |
$tabs['strings'] = __('Strings translation','polylang'); |
| 306 |
$tabs['settings'] = __('Settings', 'polylang'); |
| 307 |
} |
| 308 |
|
| 309 |
$active_tab = isset($_GET['tab']) && $_GET['tab'] ? $_GET['tab'] : 'lang'; |
| 310 |
|
| 311 |
switch($active_tab) { |
| 312 |
case 'lang': |
| 313 |
// prepare the list table of languages |
| 314 |
$data = array(); |
| 315 |
foreach ($listlanguages as $lang) |
| 316 |
$data[] = array_merge( (array) $lang, array('flag' => $this->get_flag($lang)) ) ; |
| 317 |
|
| 318 |
$list_table = new Polylang_List_Table(); |
| 319 |
$list_table->prepare_items($data); |
| 320 |
|
| 321 |
if (!$action) |
| 322 |
$rtl = 0; |
| 323 |
|
| 324 |
// error messages for data validation |
| 325 |
$errors[1] = __('Enter a valid WorPress locale', 'polylang'); |
| 326 |
$errors[2] = __('The language code must be 2 characters long', 'polylang'); |
| 327 |
$errors[3] = __('The language code must be unique', 'polylang'); |
| 328 |
$errors[4] = __('The language must have a name', 'polylang'); |
| 329 |
$errors[5] = __('The language was created, but the WordPress language file was not downloaded. Please install it manually.', 'polylang'); |
| 330 |
break; |
| 331 |
|
| 332 |
case 'menus': |
| 333 |
// default values |
| 334 |
foreach ($locations as $key=>$location) |
| 335 |
if (isset($menu_lang[$key])) |
| 336 |
$menu_lang[$key] = wp_parse_args($menu_lang[$key], $this->get_switcher_options('menu', 'default')); |
| 337 |
break; |
| 338 |
|
| 339 |
case 'strings': |
| 340 |
// get the strings to translate |
| 341 |
$data = $this->get_strings(); |
| 342 |
|
| 343 |
// load translations |
| 344 |
foreach ($listlanguages as $language) { |
| 345 |
// filters by language if requested |
| 346 |
if (($lg = get_user_meta(get_current_user_id(), 'pll_filter_content', true)) && $language->slug != $lg) |
| 347 |
continue; |
| 348 |
|
| 349 |
$mo = $this->mo_import($language); |
| 350 |
foreach ($data as $key=>$row) { |
| 351 |
$data[$key]['translations'][$language->name] = $mo->translate($data[$key]['string']); |
| 352 |
$data[$key]['row'] = $key; // store the row number for convenience |
| 353 |
} |
| 354 |
} |
| 355 |
|
| 356 |
$string_table = new Polylang_String_Table(); |
| 357 |
$string_table->prepare_items($data); |
| 358 |
break; |
| 359 |
|
| 360 |
default: |
| 361 |
break; |
| 362 |
} |
| 363 |
// displays the page |
| 364 |
include(PLL_INC.'/languages-form.php'); |
| 365 |
} |
| 366 |
|
| 367 |
// validates data entered when creating or updating a language |
| 368 |
function validate_lang($lang = null) { |
| 369 |
// validate locale |
| 370 |
$loc = $_POST['description']; |
| 371 |
if ( !preg_match('#^[a-z]{2,3}$#', $loc) && !preg_match('#^[a-z]{2,3}_[A-Z]{2,3}$#', $loc) ) |
| 372 |
$error = 1; |
| 373 |
|
| 374 |
// validate slug length |
| 375 |
if (!preg_match('#^[a-z]{2,3}$#', $_POST['slug'])) |
| 376 |
$error = 2; |
| 377 |
|
| 378 |
// validate slug is unique |
| 379 |
if ($this->get_language($_POST['slug']) && ( $lang === null || (isset($lang) && $lang->slug != $_POST['slug']))) |
| 380 |
$error = 3; |
| 381 |
|
| 382 |
// validate name |
| 383 |
if ($_POST['name'] == '') |
| 384 |
$error = 4; |
| 385 |
|
| 386 |
return isset($error) ? $error : 0; |
| 387 |
} |
| 388 |
|
| 389 |
// returns unstranslated posts and terms ids |
| 390 |
function get_objects_with_no_lang() { |
| 391 |
$posts = get_posts(array( |
| 392 |
'numberposts'=> -1, |
| 393 |
'post_type' => $this->post_types, |
| 394 |
'post_status'=> 'any', |
| 395 |
'fields' => 'ids', |
| 396 |
'tax_query' => array(array( |
| 397 |
'taxonomy'=> 'language', |
| 398 |
'terms'=> get_terms('language', array('fields'=>'ids')), |
| 399 |
'operator'=> 'NOT IN' |
| 400 |
)) |
| 401 |
)); |
| 402 |
|
| 403 |
global $wpdb; |
| 404 |
$terms = get_terms($this->taxonomies, array('get'=>'all', 'fields'=>'ids')); |
| 405 |
$tr_terms = $wpdb->get_col("SELECT t.term_id FROM $wpdb->terms AS t |
| 406 |
LEFT JOIN $wpdb->termmeta AS tm ON t.term_id = tm.term_id |
| 407 |
WHERE tm.meta_key = '_language'"); |
| 408 |
$terms = array_diff($terms, $tr_terms); |
| 409 |
|
| 410 |
return apply_filters('pll_get_objects_with_no_lang', empty($posts) && empty($terms) ? false : array('posts' => $posts, 'terms' => $terms)); |
| 411 |
} |
| 412 |
|
| 413 |
function &get_strings() { |
| 414 |
global $wp_registered_widgets; |
| 415 |
|
| 416 |
// WP strings |
| 417 |
$this->register_string(__('Site Title'), get_option('blogname')); |
| 418 |
$this->register_string(__('Tagline'), get_option('blogdescription')); |
| 419 |
|
| 420 |
// widgets titles |
| 421 |
$sidebars = wp_get_sidebars_widgets(); |
| 422 |
foreach ($sidebars as $sidebar => $widgets) { |
| 423 |
if ($sidebar == 'wp_inactive_widgets' || !isset($widgets)) |
| 424 |
continue; |
| 425 |
|
| 426 |
foreach ($widgets as $widget) { |
| 427 |
// nothing can be done if the widget is created using pre WP2.8 API :( |
| 428 |
// there is no object, so we can't access it to get the widget options |
| 429 |
// the second part of the test is probably useless |
| 430 |
if (!isset($wp_registered_widgets[$widget]['callback'][0]) || !is_object($wp_registered_widgets[$widget]['callback'][0])) |
| 431 |
continue; |
| 432 |
|
| 433 |
$widget_settings = $wp_registered_widgets[$widget]['callback'][0]->get_settings(); |
| 434 |
$number = $wp_registered_widgets[$widget]['params'][0]['number']; |
| 435 |
if (isset($widget_settings[$number]['title']) && $title = $widget_settings[$number]['title']) |
| 436 |
$this->register_string(__('Widget title', 'polylang'), $title); |
| 437 |
} |
| 438 |
} |
| 439 |
return $this->strings; |
| 440 |
} |
| 441 |
|
| 442 |
} // class Polylang_Admin |
| 443 |
|
| 444 |
?> |
| 445 |
|
