| 1 |
<?php |
| 2 |
|
| 3 |
require_once(PLL_INC.'/admin-filters.php'); |
| 4 |
require_once(PLL_INC.'/list-table.php'); |
| 5 |
|
| 6 |
// setups the Polylang admin panel and calls for other admin related classes |
| 7 |
class Polylang_Admin extends Polylang_Base { |
| 8 |
function __construct() { |
| 9 |
new Polylang_Admin_Filters(); |
| 10 |
|
| 11 |
// adds a 'settings' link in the plugins table |
| 12 |
$plugin_file = basename(POLYLANG_DIR).'/polylang.php'; |
| 13 |
add_filter('plugin_action_links_'.$plugin_file, array(&$this, 'plugin_action_links')); |
| 14 |
|
| 15 |
// adds the link to the languages panel in the wordpress admin menu |
| 16 |
add_action('admin_menu', array(&$this, 'add_menus')); |
| 17 |
|
| 18 |
// ugrades languages files after a core upgrade (timing is important) |
| 19 |
// FIXME private action ? is there a better way to do this ? |
| 20 |
add_action( '_core_updated_successfully', array(&$this, 'upgrade_languages'), 1); // since WP 3.3 |
| 21 |
} |
| 22 |
|
| 23 |
// adds a 'settings' link in the plugins table |
| 24 |
function plugin_action_links($links) { |
| 25 |
$settings_link = '<a href="admin.php?page=mlang">' . __('Settings') . '</a>'; |
| 26 |
array_unshift( $links, $settings_link ); |
| 27 |
return $links; |
| 28 |
} |
| 29 |
|
| 30 |
// adds the link to the languages panel in the wordpress admin menu |
| 31 |
function add_menus() { |
| 32 |
add_submenu_page('options-general.php', __('Languages', 'polylang'), __('Languages', 'polylang'), 'manage_options', 'mlang', array(&$this, 'languages_page')); |
| 33 |
} |
| 34 |
|
| 35 |
// used to update the translation when a language slug has been modified |
| 36 |
function update_translations($type, $ids, $old_slug) { |
| 37 |
foreach ($ids as $id) { |
| 38 |
$tr = get_metadata($type, $id, '_translations', true); |
| 39 |
if($tr) { |
| 40 |
$tr = unserialize($tr); |
| 41 |
$tr[$_POST['slug']] = $tr[$old_slug]; |
| 42 |
unset($tr[$old_slug]); |
| 43 |
update_metadata($type, $id, '_translations', serialize($tr)); |
| 44 |
} |
| 45 |
} |
| 46 |
} |
| 47 |
|
| 48 |
// used to delete the translation when a language is deleted |
| 49 |
function delete_translations($type, $ids, $old_slug) { |
| 50 |
foreach ($ids as $id) { |
| 51 |
$tr = get_metadata($type, $id, '_translations', true); |
| 52 |
if($tr) { |
| 53 |
$tr = unserialize($tr); |
| 54 |
unset($tr[$old_slug]); |
| 55 |
update_metadata($type, $id, '_translations', serialize($tr)); |
| 56 |
} |
| 57 |
} |
| 58 |
} |
| 59 |
|
| 60 |
// the languages panel |
| 61 |
function languages_page() { |
| 62 |
global $wp_rewrite; |
| 63 |
$options = get_option('polylang'); |
| 64 |
$listlanguages = $this->get_languages_list(); |
| 65 |
|
| 66 |
// for nav menus form |
| 67 |
$locations = get_registered_nav_menus(); |
| 68 |
$menus = wp_get_nav_menus(); |
| 69 |
$menu_lang = get_option('polylang_nav_menus'); |
| 70 |
|
| 71 |
// for widgets |
| 72 |
$widget_lang = get_option('polylang_widgets'); |
| 73 |
|
| 74 |
$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : ''; |
| 75 |
|
| 76 |
switch ($action) { |
| 77 |
case 'add': |
| 78 |
check_admin_referer( 'add-lang', '_wpnonce_add-lang' ); |
| 79 |
$error = $this->validate_lang(); |
| 80 |
|
| 81 |
if ($error == 0) { |
| 82 |
wp_insert_term($_POST['name'],'language',array('slug'=>$_POST['slug'], 'description'=>$_POST['description'], 'term_group'=>$_POST['term_group'])); |
| 83 |
$wp_rewrite->flush_rules(); // refresh rewrite rules |
| 84 |
|
| 85 |
if (!isset($options['default_lang'])) { // if this is the first language created, set it as default language |
| 86 |
$options['default_lang'] = $_POST['slug']; |
| 87 |
update_option('polylang', $options); |
| 88 |
} |
| 89 |
if (!$this->download_mo($_POST['description'])) |
| 90 |
$error = 5; |
| 91 |
} |
| 92 |
|
| 93 |
wp_redirect('admin.php?page=mlang'. ($error ? '&error='.$error : '') ); // to refresh the page (possible thanks to the $_GET['noheader']=true) |
| 94 |
exit; |
| 95 |
break; |
| 96 |
|
| 97 |
case 'delete': |
| 98 |
check_admin_referer('delete-lang'); |
| 99 |
|
| 100 |
if (isset($_GET['lang']) && $_GET['lang']) { |
| 101 |
$lang_id = (int) $_GET['lang']; |
| 102 |
$lang = $this->get_language($lang_id); |
| 103 |
$lang_slug = $lang->slug; |
| 104 |
|
| 105 |
// update the language slug in posts meta |
| 106 |
$posts = get_posts(array('numberposts'=>-1, 'fields' => 'ids', 'meta_key'=>'_translations', 'post_type'=>'any', 'post_status'=>'any')); |
| 107 |
$this->delete_translations('post', $posts, $lang_slug); |
| 108 |
|
| 109 |
// update the language slug in categories & post tags meta |
| 110 |
$terms= get_terms(get_taxonomies(array('show_ui'=>true)), array('get'=>'all', 'fields'=>'ids')); |
| 111 |
$this->delete_translations('term', $terms, $lang_slug); |
| 112 |
|
| 113 |
// FIXME should find something more efficient (with a sql query ?) |
| 114 |
foreach ($terms as $id) { |
| 115 |
if ($this->get_term_language($id)->term_id == $lang_id) |
| 116 |
$this->delete_term_language($id); // delete language of this term |
| 117 |
} |
| 118 |
|
| 119 |
// delete menus locations |
| 120 |
foreach ($locations as $location => $description) |
| 121 |
unset($menu_lang[$location][$lang_slug]); |
| 122 |
update_option('polylang_nav_menus', $menu_lang); |
| 123 |
|
| 124 |
// delete language option in widgets |
| 125 |
foreach ($widget_lang as $key=>$lang) { |
| 126 |
if ($lang == $lang_slug) |
| 127 |
unset ($widget_lang[$key]); |
| 128 |
} |
| 129 |
update_option('polylang_widgets', $widget_lang); |
| 130 |
|
| 131 |
// delete the string translations |
| 132 |
delete_option('polylang_mo'.$lang_id); |
| 133 |
|
| 134 |
// delete the language itself |
| 135 |
wp_delete_term($lang_id, 'language'); |
| 136 |
$wp_rewrite->flush_rules(); // refresh rewrite rules |
| 137 |
|
| 138 |
// oops ! we deleted the default language... |
| 139 |
if ($options['default_lang'] == $lang_slug) { |
| 140 |
if (!empty($listlanguages)) |
| 141 |
$options['default_lang'] = reset($this->get_languages_list())->slug; // arbitrary choice... |
| 142 |
else |
| 143 |
unset($options['default_lang']); |
| 144 |
update_option('polylang', $options); |
| 145 |
} |
| 146 |
} |
| 147 |
wp_redirect('admin.php?page=mlang'); // to refresh the page (possible thanks to the $_GET['noheader']=true) |
| 148 |
exit; |
| 149 |
break; |
| 150 |
|
| 151 |
case 'edit': |
| 152 |
if (isset($_GET['lang']) && $_GET['lang']) |
| 153 |
$edit_lang = $this->get_language((int) $_GET['lang']); |
| 154 |
break; |
| 155 |
|
| 156 |
case 'update': |
| 157 |
check_admin_referer( 'add-lang', '_wpnonce_add-lang' ); |
| 158 |
$lang_id = (int) $_POST['lang_id']; |
| 159 |
$lang = $this->get_language($lang_id); |
| 160 |
$error = $this->validate_lang($lang); |
| 161 |
|
| 162 |
if ($error == 0) { |
| 163 |
// Update links to this language in posts and terms in case the slug has been modified |
| 164 |
$old_slug = $lang->slug; |
| 165 |
|
| 166 |
if ($old_slug != $_POST['slug']) { |
| 167 |
// update the language slug in posts meta |
| 168 |
$posts = get_posts(array('numberposts'=>-1, 'fields' => 'ids', 'meta_key'=>'_translations', 'post_type'=>'any', 'post_status'=>'any')); |
| 169 |
$this->update_translations('post', $posts, $old_slug); |
| 170 |
|
| 171 |
// update the language slug in categories & post tags meta |
| 172 |
$terms = get_terms(get_taxonomies(array('show_ui'=>true)), array('get'=>'all', 'fields'=>'ids')); |
| 173 |
$this->update_translations('term', $terms, $old_slug); |
| 174 |
|
| 175 |
// update menus locations |
| 176 |
foreach ($locations as $location => $description) { |
| 177 |
if (isset($menu_lang[$location][$old_slug])) { |
| 178 |
$menu_lang[$location][$_POST['slug']] = $menu_lang[$location][$old_slug]; |
| 179 |
unset($menu_lang[$location][$old_slug]); |
| 180 |
} |
| 181 |
} |
| 182 |
update_option('polylang_nav_menus', $menu_lang); |
| 183 |
|
| 184 |
// update language option in widgets |
| 185 |
foreach ($widget_lang as $key=>$lang) { |
| 186 |
if ($lang == $old_slug) |
| 187 |
$widget_lang[$key] = $_POST['slug']; |
| 188 |
} |
| 189 |
update_option('polylang_widgets', $widget_lang); |
| 190 |
|
| 191 |
// update the default language option if necessary |
| 192 |
if ($options['default_lang'] == $old_slug) { |
| 193 |
$options['default_lang'] = $_POST['slug']; |
| 194 |
update_option('polylang', $options); |
| 195 |
} |
| 196 |
} |
| 197 |
|
| 198 |
// and finally update the language itself |
| 199 |
$args = array('name'=>$_POST['name'], 'slug'=>$_POST['slug'], 'description'=>$_POST['description'], 'term_group'=>$_POST['term_group']); |
| 200 |
wp_update_term($lang_id, 'language', $args); |
| 201 |
$wp_rewrite->flush_rules(); // refresh rewrite rules |
| 202 |
} |
| 203 |
|
| 204 |
wp_redirect('admin.php?page=mlang'. ($error ? '&error='.$error : '') ); // to refresh the page (possible thanks to the $_GET['noheader']=true) |
| 205 |
exit; |
| 206 |
break; |
| 207 |
|
| 208 |
case 'nav-menus': |
| 209 |
check_admin_referer( 'nav-menus-lang', '_wpnonce_nav-menus-lang' ); |
| 210 |
|
| 211 |
$menu_lang = $_POST['menu-lang']; |
| 212 |
foreach ($locations as $location => $description) |
| 213 |
foreach (array('switcher', 'show_names', 'show_flags', 'force_home') as $key) |
| 214 |
$menu_lang[$location][$key] = isset($menu_lang[$location][$key]) ? 1 : 0; |
| 215 |
|
| 216 |
update_option('polylang_nav_menus', $menu_lang); |
| 217 |
break; |
| 218 |
|
| 219 |
case 'string-translation': |
| 220 |
check_admin_referer( 'string-translation', '_wpnonce_string-translation' ); |
| 221 |
|
| 222 |
$mo = new MO(); |
| 223 |
foreach ($listlanguages as $language) { |
| 224 |
$reader = new POMO_StringReader(base64_decode(get_option('polylang_mo'.$language->term_id))); |
| 225 |
$mo->import_from_reader($reader); |
| 226 |
|
| 227 |
foreach ($_POST['string'] as $key=>$string) { |
| 228 |
$string = stripslashes($string); |
| 229 |
$mo->add_entry($mo->make_entry($string, stripslashes($_POST['translation'][$language->name][$key]))); |
| 230 |
} |
| 231 |
// FIXME should I clean the mo object to remove unused strings ? |
| 232 |
// use base64_encode to store binary mo data in database text field |
| 233 |
update_option('polylang_mo'.$language->term_id, base64_encode($mo->export())); |
| 234 |
} |
| 235 |
break; |
| 236 |
|
| 237 |
case 'options': |
| 238 |
check_admin_referer( 'options-lang', '_wpnonce_options-lang' ); |
| 239 |
|
| 240 |
$options['default_lang'] = $_POST['default_lang']; |
| 241 |
$options['browser'] = isset($_POST['browser']) ? 1 : 0; |
| 242 |
$options['rewrite'] = $_POST['rewrite']; |
| 243 |
$options['hide_default'] = isset($_POST['hide_default']) ? 1 : 0; |
| 244 |
update_option('polylang', $options); |
| 245 |
|
| 246 |
// refresh refresh permalink structure and rewrite rules in case rewrite or hide_default options have been modified |
| 247 |
$wp_rewrite->extra_permastructs['language'][0] = $options['rewrite'] ? '%language%' : '/language/%language%'; |
| 248 |
$wp_rewrite->flush_rules(); |
| 249 |
|
| 250 |
// fills existing posts & terms with default language |
| 251 |
if (isset($_POST['fill_languages'])) { |
| 252 |
if(isset($_POST['posts'])) { |
| 253 |
foreach(explode(',', $_POST['posts']) as $post_id) { |
| 254 |
$this->set_post_language($post_id, $options['default_lang']); |
| 255 |
} |
| 256 |
} |
| 257 |
if(isset($_POST['terms'])) { |
| 258 |
foreach(explode(',', $_POST['terms']) as $term_id) { |
| 259 |
$this->set_term_language($term_id, $options['default_lang']); |
| 260 |
} |
| 261 |
} |
| 262 |
} |
| 263 |
break; |
| 264 |
|
| 265 |
default: |
| 266 |
break; |
| 267 |
} |
| 268 |
|
| 269 |
// prepare the list of tabs |
| 270 |
$tabs = array( |
| 271 |
'lang' => __('Languages','polylang'), |
| 272 |
'menus' => __('Menus','polylang'), |
| 273 |
'strings' => __('Strings translation','polylang'), |
| 274 |
'settings' => __('Settings', 'polylang') |
| 275 |
); |
| 276 |
if (!current_theme_supports( 'menus' )) |
| 277 |
unset($tabs['menus']); // don't display the menu tab if the active theme does not support nav menus |
| 278 |
|
| 279 |
$active_tab = isset($_GET['tab']) && $_GET['tab'] ? $_GET['tab'] : 'lang'; |
| 280 |
|
| 281 |
switch($active_tab) { |
| 282 |
case 'lang': |
| 283 |
// prepare the list table of languages |
| 284 |
$data = array(); |
| 285 |
foreach ($listlanguages as $lang) |
| 286 |
$data[] = array_merge( (array) $lang, array('flag' => $this->get_flag($lang)) ) ; |
| 287 |
|
| 288 |
$list_table = new Polylang_List_Table(); |
| 289 |
$list_table->prepare_items($data); |
| 290 |
|
| 291 |
// error messages for data validation |
| 292 |
$errors[1] = __('Enter a valid WorPress locale', 'polylang'); |
| 293 |
$errors[2] = __('The language code must be 2 characters long', 'polylang'); |
| 294 |
$errors[3] = __('The language code must be unique', 'polylang'); |
| 295 |
$errors[4] = __('The language must have a name', 'polylang'); |
| 296 |
$errors[5] = __('The language was created, but the WordPress language file was not downloaded. Please install it manually.', 'polylang'); |
| 297 |
break; |
| 298 |
|
| 299 |
case 'menus': |
| 300 |
// prepare the list of options for the language switcher |
| 301 |
// FIXME do not include the dropdown yet as I need to create a better script (only available for the widget now) |
| 302 |
$menu_options = array( |
| 303 |
'switcher' => __('Displays a language switcher at the end of the menu', 'polylang'), |
| 304 |
'show_names' => __('Displays language names', 'polylang'), |
| 305 |
'show_flags' => __('Displays flags', 'polylang'), |
| 306 |
'force_home' => __('Forces link to front page', 'polylang') |
| 307 |
); |
| 308 |
|
| 309 |
// default values |
| 310 |
foreach ($locations as $key=>$location) |
| 311 |
$menu_lang[$key] = wp_parse_args($menu_lang[$key], array('switcher'=> 0, 'show_names'=>1, 'show_flags'=>0, 'force_home'=>0)); |
| 312 |
|
| 313 |
break; |
| 314 |
|
| 315 |
case 'strings': |
| 316 |
global $wp_registered_widgets; |
| 317 |
|
| 318 |
// WP strings |
| 319 |
$this->register_string(__('Site Title'), get_option('blogname')); |
| 320 |
$this->register_string(__('Tagline'), get_option('blogdescription')); |
| 321 |
|
| 322 |
// widgets titles |
| 323 |
$sidebars = wp_get_sidebars_widgets(); |
| 324 |
foreach ($sidebars as $sidebar => $widgets) { |
| 325 |
if ($sidebar == 'wp_inactive_widgets') |
| 326 |
continue; |
| 327 |
|
| 328 |
foreach ($widgets as $widget) { |
| 329 |
if (!isset($wp_registered_widgets[$widget])) |
| 330 |
continue; |
| 331 |
|
| 332 |
$widget_settings = $wp_registered_widgets[$widget]['callback'][0]->get_settings(); |
| 333 |
$number = $wp_registered_widgets[$widget]['params'][0]['number']; |
| 334 |
$title = $widget_settings[$number]['title']; |
| 335 |
if(isset($title) && $title) |
| 336 |
$this->register_string(__('Widget title'), $title); |
| 337 |
} |
| 338 |
} |
| 339 |
|
| 340 |
$data = &$this->strings; |
| 341 |
|
| 342 |
// load translations |
| 343 |
$mo = new MO(); |
| 344 |
foreach ($listlanguages as $language) { |
| 345 |
$reader = new POMO_StringReader(base64_decode(get_option('polylang_mo'.$language->term_id))); |
| 346 |
$mo->import_from_reader($reader); |
| 347 |
|
| 348 |
foreach ($data as $key=>$row) { |
| 349 |
$data[$key]['translations'][$language->name] = $mo->translate($data[$key]['string']); |
| 350 |
$data[$key]['row'] = $key; // store the row number for convenience |
| 351 |
} |
| 352 |
} |
| 353 |
|
| 354 |
$string_table = new Polylang_String_Table(); |
| 355 |
$string_table->prepare_items($data); |
| 356 |
break; |
| 357 |
|
| 358 |
case 'settings': |
| 359 |
//FIXME rework this as it would not be efficient in case of thousands posts or terms ! |
| 360 |
// detects posts & pages without language set |
| 361 |
$q = array( |
| 362 |
'numberposts'=>-1, |
| 363 |
'post_type' => 'any', |
| 364 |
'post_status'=>'any', |
| 365 |
'fields' => 'ids', |
| 366 |
'tax_query' => array(array( |
| 367 |
'taxonomy'=> 'language', |
| 368 |
'terms'=> get_terms('language', array('fields'=>'ids')), |
| 369 |
'operator'=>'NOT IN' |
| 370 |
)) |
| 371 |
); |
| 372 |
$posts = implode(',', get_posts($q)); |
| 373 |
|
| 374 |
// detects categories & post tags without language set |
| 375 |
$terms = get_terms(get_taxonomies(array('show_ui'=>true)), array('get'=>'all', 'fields'=>'ids')); |
| 376 |
|
| 377 |
foreach ($terms as $key => $term_id) { |
| 378 |
if ($this->get_term_language($term_id)) |
| 379 |
unset($terms[$key]); |
| 380 |
} |
| 381 |
$terms = implode(',', $terms); |
| 382 |
break; |
| 383 |
|
| 384 |
default: |
| 385 |
break; |
| 386 |
} |
| 387 |
// displays the page |
| 388 |
include(PLL_INC.'/languages-form.php'); |
| 389 |
} |
| 390 |
|
| 391 |
// validates data entered when creating or updating a language |
| 392 |
function validate_lang($lang = null) { |
| 393 |
// validate locale |
| 394 |
$loc = $_POST['description']; |
| 395 |
if ( !preg_match('#^[a-z]{2}$#', $loc) && !preg_match('#^[a-z]{2}_[A-Z]{2}$#', $loc) ) |
| 396 |
$error = 1; |
| 397 |
|
| 398 |
// validate slug length |
| 399 |
if (strlen($_POST['slug']) != 2) |
| 400 |
$error = 2; |
| 401 |
|
| 402 |
// validate slug is unique |
| 403 |
if ($this->get_language($_POST['slug']) != null && isset($lang) && $lang->slug != $_POST['slug']) |
| 404 |
$error = 3; |
| 405 |
|
| 406 |
// validate name |
| 407 |
if ($_POST['name'] == '') |
| 408 |
$error = 4; |
| 409 |
|
| 410 |
return isset($error) ? $error : 0; |
| 411 |
} |
| 412 |
|
| 413 |
// downloads mofiles |
| 414 |
function download_mo($locale, $upgrade = false) { |
| 415 |
global $wp_version; |
| 416 |
$mofile = WP_LANG_DIR."/$locale.mo"; |
| 417 |
|
| 418 |
// does file exists ? |
| 419 |
if ((file_exists($mofile) && !$upgrade) || $locale == 'en_US') |
| 420 |
return true; |
| 421 |
|
| 422 |
// does language directory exists ? |
| 423 |
if(!is_dir(WP_LANG_DIR)) { |
| 424 |
if(!@mkdir(WP_LANG_DIR)) |
| 425 |
return false; |
| 426 |
} |
| 427 |
|
| 428 |
// will first look in tags/ (most languages) then in branches/ (only Greek ?) |
| 429 |
$base = 'http://svn.automattic.com/wordpress-i18n/'.$locale; |
| 430 |
$bases = array($base.'/tags/', $base.'/branches/'); |
| 431 |
|
| 432 |
foreach ($bases as $base) { |
| 433 |
// get all the versions available in the subdirectory |
| 434 |
$resp = wp_remote_get($base); |
| 435 |
if (is_wp_error($resp) || 200 != $resp['response']['code']) |
| 436 |
continue; |
| 437 |
|
| 438 |
preg_match_all('#>([0-9\.]+)\/#', $resp['body'], $matches); |
| 439 |
if (empty($matches[1])) |
| 440 |
continue; |
| 441 |
|
| 442 |
rsort($matches[1]); |
| 443 |
$versions = $matches[1]; |
| 444 |
|
| 445 |
$newest = $upgrade ? $upgrade : $wp_version; |
| 446 |
foreach ($versions as $key=>$version) { |
| 447 |
// will not try to download a too recent mofile |
| 448 |
if (version_compare($version, $newest, '>')) |
| 449 |
unset($versions[$key]); |
| 450 |
// will not download an older version if we are upgrading |
| 451 |
if ($upgrade && version_compare($version, $wp_version, '<=')) |
| 452 |
unset($versions[$key]); |
| 453 |
} |
| 454 |
|
| 455 |
$versions = array_splice($versions, 0, 5); // reduce the number of versions to test to 5 |
| 456 |
|
| 457 |
// try to download the file |
| 458 |
foreach ($versions as $version) { |
| 459 |
$resp = wp_remote_get($base."$version/messages/$locale.mo", array('timeout' => 30, 'stream' => true, 'filename' => $mofile)); |
| 460 |
if (is_wp_error($resp) || 200 != $resp['response']['code']) |
| 461 |
continue; |
| 462 |
|
| 463 |
// try to download ms and continents-cities files if exist (will not return false if failed) |
| 464 |
foreach (array("ms-$locale.mo", "continent-cities-$locale.mo") as $file) |
| 465 |
wp_remote_get($base."$version/messages/$file", array('timeout' => 30, 'stream' => true, 'filename' => WP_LANG_DIR."/$file")); |
| 466 |
|
| 467 |
return true; |
| 468 |
} |
| 469 |
} |
| 470 |
// we did not succeeded to download a file :( |
| 471 |
return false; |
| 472 |
} |
| 473 |
|
| 474 |
// ugrades languages files after a core upgrade |
| 475 |
function upgrade_languages($version) { |
| 476 |
apply_filters('update_feedback', __('Upgrading language files…', 'polylang')); |
| 477 |
foreach ($this->get_languages_list() as $language) |
| 478 |
$this->download_mo($language->description, $version); |
| 479 |
} |
| 480 |
|
| 481 |
} // class Polylang_Admin |
| 482 |
|
| 483 |
?> |
| 484 |
|
