| 1 |
<?php |
| 2 |
|
| 3 |
/* |
| 4 |
* manages Polylang upgrades |
| 5 |
* |
| 6 |
* @since 1.2 |
| 7 |
*/ |
| 8 |
class PLL_Upgrade { |
| 9 |
public $options; |
| 10 |
|
| 11 |
/* |
| 12 |
* constructor |
| 13 |
* |
| 14 |
* @since 1.2 |
| 15 |
*/ |
| 16 |
public function __construct(&$options) { |
| 17 |
$this->options = &$options; |
| 18 |
} |
| 19 |
|
| 20 |
/* |
| 21 |
* upgrades if possible otherwise die to avoid activation |
| 22 |
* |
| 23 |
* @since 1.2 |
| 24 |
*/ |
| 25 |
public function upgrade_at_activation() { |
| 26 |
if (!$this->can_upgrade()) { |
| 27 |
ob_start(); |
| 28 |
$this->admin_notices(); |
| 29 |
die(ob_get_contents()); |
| 30 |
} |
| 31 |
} |
| 32 |
|
| 33 |
/* |
| 34 |
* upgrades if possible otherwise returns false to stop Polylang loading |
| 35 |
* |
| 36 |
* @since 1.2 |
| 37 |
* |
| 38 |
* @return bool true if upgrade is possible, false otherwise |
| 39 |
*/ |
| 40 |
public function upgrade() { |
| 41 |
if (!$this->can_upgrade()) { |
| 42 |
add_action('all_admin_notices', array(&$this, 'admin_notices')); |
| 43 |
return false; |
| 44 |
} |
| 45 |
return true; |
| 46 |
} |
| 47 |
|
| 48 |
|
| 49 |
/* |
| 50 |
* check if we the previous version is not too old |
| 51 |
* upgrades if OK |
| 52 |
* /!\ never start any upgrade before admin_init as it is likely to conflict with some other plugins |
| 53 |
* |
| 54 |
* @since 1.2 |
| 55 |
* |
| 56 |
* @return bool true if upgrade is possible, false otherwise |
| 57 |
*/ |
| 58 |
public function can_upgrade() { |
| 59 |
// don't manage upgrade from version < 0.8 |
| 60 |
if (version_compare($this->options['version'], '0.8', '<')) |
| 61 |
return false; |
| 62 |
|
| 63 |
add_action('admin_init', array(&$this, '_upgrade')); |
| 64 |
return true; |
| 65 |
} |
| 66 |
|
| 67 |
/* |
| 68 |
* displays a notice when ugrading from a too old version |
| 69 |
* |
| 70 |
* @since 1.0 |
| 71 |
*/ |
| 72 |
public function admin_notices() { |
| 73 |
load_plugin_textdomain('polylang', false, basename(POLYLANG_DIR).'/languages'); |
| 74 |
printf( |
| 75 |
'<div class="error"><p>%s</p><p>%s</p></div>', |
| 76 |
__('Polylang has been deactivated because you upgraded from a too old version.', 'polylang'), |
| 77 |
sprintf( |
| 78 |
__('Please upgrade first to %s before ugrading to %s.', 'polylang'), |
| 79 |
'<strong>0.9.8</strong>', |
| 80 |
POLYLANG_VERSION |
| 81 |
) |
| 82 |
); |
| 83 |
} |
| 84 |
|
| 85 |
/* |
| 86 |
* upgrades the plugin depending on the previous version |
| 87 |
* |
| 88 |
* @since 1.2 |
| 89 |
*/ |
| 90 |
public function _upgrade() { |
| 91 |
foreach (array('0.9', '1.0', '1.1', '1.2', '1.2.1', '1.2.3', '1.3') as $version) |
| 92 |
if (version_compare($this->options['version'], $version, '<')) |
| 93 |
call_user_func(array(&$this, 'upgrade_' . str_replace('.', '_', $version))); |
| 94 |
|
| 95 |
$this->options['version'] = POLYLANG_VERSION; |
| 96 |
update_option('polylang', $this->options); |
| 97 |
} |
| 98 |
|
| 99 |
/* |
| 100 |
* upgrades if the previous version is < 0.9 |
| 101 |
* |
| 102 |
* @since 1.2 |
| 103 |
*/ |
| 104 |
protected function upgrade_0_9() { |
| 105 |
$this->options['sync'] = defined('PLL_SYNC') && !PLL_SYNC ? 0 : 1; // the option replaces PLL_SYNC in 0.9 |
| 106 |
} |
| 107 |
|
| 108 |
/* |
| 109 |
* upgrades if the previous version is < 1.0 |
| 110 |
* |
| 111 |
* @since 1.2 |
| 112 |
*/ |
| 113 |
protected function upgrade_1_0() { |
| 114 |
// the option replaces PLL_MEDIA_SUPPORT in 1.0 |
| 115 |
$this->options['media_support'] = defined('PLL_MEDIA_SUPPORT') && !PLL_MEDIA_SUPPORT ? 0 : 1; |
| 116 |
|
| 117 |
// split the synchronization options in 1.0 |
| 118 |
$this->options['sync'] = empty($this->options['sync']) ? array() : array_keys(PLL_Settings::list_metas_to_sync()); |
| 119 |
|
| 120 |
// set default values for post types and taxonomies to translate |
| 121 |
$this->options['post_types'] = array_values(get_post_types(array('_builtin' => false, 'show_ui => true'))); |
| 122 |
$this->options['taxonomies'] = array_values(get_taxonomies(array('_builtin' => false, 'show_ui => true'))); |
| 123 |
update_option('polylang', $this->options); |
| 124 |
|
| 125 |
flush_rewrite_rules(); // rewrite rules have been modified in 1.0 |
| 126 |
} |
| 127 |
|
| 128 |
/* |
| 129 |
* upgrades if the previous version is < 1.1 |
| 130 |
* |
| 131 |
* @since 1.2 |
| 132 |
*/ |
| 133 |
protected function upgrade_1_1() { |
| 134 |
// update strings register with icl_register_string |
| 135 |
$strings = get_option('polylang_wpml_strings'); |
| 136 |
if ($strings) { |
| 137 |
foreach ($strings as $key => $string) |
| 138 |
$strings[$key]['icl'] = 1; |
| 139 |
update_option('polylang_wpml_strings', $strings); |
| 140 |
} |
| 141 |
|
| 142 |
// move polylang_widgets options |
| 143 |
if ($widgets = get_option('polylang_widgets')) { |
| 144 |
$this->options['widgets'] = $widgets; |
| 145 |
delete_option('polylang_widgets'); |
| 146 |
} |
| 147 |
} |
| 148 |
|
| 149 |
/* |
| 150 |
* upgrades if the previous version is < 1.2 |
| 151 |
* |
| 152 |
* @since 1.2 |
| 153 |
*/ |
| 154 |
protected function upgrade_1_2() { |
| 155 |
$this->options['domains'] = array(); // option added in 1.2 |
| 156 |
|
| 157 |
// need to register the taxonomies |
| 158 |
foreach (array('language', 'term_language', 'post_translations', 'term_translations') as $taxonomy) |
| 159 |
register_taxonomy($taxonomy, null , array('label' => false, 'public' => false, 'query_var' => false, 'rewrite' => false)); |
| 160 |
|
| 161 |
// abort if the db upgrade has already been done previously |
| 162 |
if (get_terms('term_language', array('hide_empty' => 0))) |
| 163 |
return; |
| 164 |
|
| 165 |
set_time_limit(0); // in case we upgrade a huge site |
| 166 |
|
| 167 |
// upgrade old model based on metas to new model based on taxonomies |
| 168 |
global $wpdb; |
| 169 |
$wpdb->termmeta = $wpdb->prefix . 'termmeta'; // registers the termmeta table in wpdb |
| 170 |
$languages = get_terms('language', array('hide_empty' => 0)); // don't use get_languages_list which can't work with the old model |
| 171 |
|
| 172 |
foreach($languages as $lang) { |
| 173 |
// first update language with new storage for locale and text direction |
| 174 |
$text_direction = get_metadata('term', $lang->term_id, '_rtl', true); |
| 175 |
$desc = serialize(array('locale' => $lang->description, 'rtl' => $text_direction)); |
| 176 |
wp_update_term((int) $lang->term_id, 'language', array('description' => $desc)); |
| 177 |
|
| 178 |
// add language to new 'term_language' taxonomy |
| 179 |
$term_lang = wp_insert_term($lang->name, 'term_language', array('slug' => 'pll_' . $lang->slug)); |
| 180 |
$lang_tt_ids[$lang->term_id] = $term_lang['term_taxonomy_id']; // keep the term taxonomy id for future |
| 181 |
} |
| 182 |
|
| 183 |
// get all terms with a language defined |
| 184 |
$terms = $wpdb->get_results("SELECT term_id, meta_value FROM $wpdb->termmeta WHERE meta_key = '_language'"); |
| 185 |
foreach ($terms as $key => $term) |
| 186 |
$terms[$key] = $wpdb->prepare('(%d, %d)', $term->term_id, $lang_tt_ids[$term->meta_value]); |
| 187 |
|
| 188 |
$terms = array_unique($terms); |
| 189 |
|
| 190 |
// assign language to each term |
| 191 |
if (!empty($terms)) |
| 192 |
$wpdb->query("INSERT INTO $wpdb->term_relationships (object_id, term_taxonomy_id) VALUES " . implode(',', $terms)); |
| 193 |
|
| 194 |
// translations |
| 195 |
foreach (array('post', 'term') as $type) { |
| 196 |
$table = $type . 'meta'; |
| 197 |
$terms = $slugs = $tts = $trs = array(); |
| 198 |
|
| 199 |
// get all translated objects |
| 200 |
$objects = $wpdb->get_col("SELECT DISTINCT meta_value FROM {$wpdb->$table} WHERE meta_key = '_translations'"); |
| 201 |
|
| 202 |
if (empty($objects)) |
| 203 |
continue; |
| 204 |
|
| 205 |
foreach ($objects as $obj) { |
| 206 |
$term = uniqid('pll_'); // the term name |
| 207 |
$terms[] = $wpdb->prepare('("%1$s", "%1$s")', $term); |
| 208 |
$slugs[] = $wpdb->prepare('"%s"', $term); |
| 209 |
$translations = maybe_unserialize(maybe_unserialize($obj)); // 2 unserialize due to an old storage bug |
| 210 |
$description[$term] = serialize($translations); |
| 211 |
} |
| 212 |
|
| 213 |
$terms = array_unique($terms); |
| 214 |
|
| 215 |
// insert terms |
| 216 |
if (!empty($terms)) |
| 217 |
$wpdb->query("INSERT INTO $wpdb->terms (slug, name) VALUES " . implode(',', $terms)); |
| 218 |
|
| 219 |
// get all terms with their term_id |
| 220 |
$terms = $wpdb->get_results("SELECT term_id, slug FROM $wpdb->terms WHERE slug IN (" . implode(',', $slugs) . ")"); |
| 221 |
|
| 222 |
// prepare terms taxonomy relationship |
| 223 |
foreach ($terms as $term) |
| 224 |
$tts[] = $wpdb->prepare('(%d, "%s", "%s")', $term->term_id, $type . '_translations', $description[$term->slug]); |
| 225 |
|
| 226 |
$tts = array_unique($tts); |
| 227 |
|
| 228 |
// insert term_taxonomy |
| 229 |
if (!empty($tts)) |
| 230 |
$wpdb->query("INSERT INTO $wpdb->term_taxonomy (term_id, taxonomy, description) VALUES " . implode(',', $tts)); |
| 231 |
|
| 232 |
// get all terms with term_taxonomy_id |
| 233 |
$terms = get_terms($type . '_translations', array('hide_empty' => false)); |
| 234 |
|
| 235 |
// prepare objects relationships |
| 236 |
foreach ($terms as $term) { |
| 237 |
$translations = unserialize($term->description); |
| 238 |
foreach ($translations as $object_id) |
| 239 |
if (!empty($object_id)) |
| 240 |
$trs[] = $wpdb->prepare('(%d, %d)', $object_id, $term->term_taxonomy_id); |
| 241 |
} |
| 242 |
|
| 243 |
$trs = array_unique($trs); |
| 244 |
|
| 245 |
// insert term_relationships |
| 246 |
if (!empty($trs)) |
| 247 |
$wpdb->query("INSERT INTO $wpdb->term_relationships (object_id, term_taxonomy_id) VALUES " . implode(',', $trs)); |
| 248 |
} |
| 249 |
|
| 250 |
// upgrade of string translations is now in upgrade_1_2_1 |
| 251 |
// upgrade of nav menus is now in upgrade_1_2_3 |
| 252 |
} |
| 253 |
|
| 254 |
/* |
| 255 |
* upgrades if the previous version is < 1.2.1 |
| 256 |
* |
| 257 |
* @since 1.2.1 |
| 258 |
*/ |
| 259 |
protected function upgrade_1_2_1() { |
| 260 |
// strings translations |
| 261 |
foreach(get_terms('language', array('hide_empty' => 0)) as $lang) { |
| 262 |
if ($strings = get_option('polylang_mo'.$lang->term_id)) { |
| 263 |
$mo = new PLL_MO(); |
| 264 |
foreach ($strings as $msg) |
| 265 |
$mo->add_entry($mo->make_entry($msg[0], $msg[1])); |
| 266 |
$mo->export_to_db($lang); |
| 267 |
} |
| 268 |
} |
| 269 |
} |
| 270 |
|
| 271 |
/* |
| 272 |
* upgrades if the previous version is < 1.2.3 |
| 273 |
* uprades multilingual menus depending on the old version due to multiple changes in menus management |
| 274 |
* |
| 275 |
* @since 1.2.3 |
| 276 |
*/ |
| 277 |
public function upgrade_1_2_3() { |
| 278 |
// old version < 1.1 |
| 279 |
// multilingal locations and switcher item were stored in a dedicated option |
| 280 |
if (version_compare($this->options['version'], '1.1', '<')) { |
| 281 |
if ($menu_lang = get_option('polylang_nav_menus')) { |
| 282 |
foreach ($menu_lang as $location => $arr) { |
| 283 |
if (!in_array($location, array_keys(get_registered_nav_menus()))) |
| 284 |
continue; |
| 285 |
|
| 286 |
$switch_options = array_slice($arr, -5, 5); |
| 287 |
$translations = array_diff_key($arr, $switch_options); |
| 288 |
$has_switcher = array_shift($switch_options); |
| 289 |
|
| 290 |
foreach (get_terms('language', array('hide_empty' => 0)) as $lang) { |
| 291 |
// move nav menus locations |
| 292 |
if (!empty($translations[$lang->slug])) |
| 293 |
$locations[$location][$lang->slug] = $translations[$lang->slug]; |
| 294 |
|
| 295 |
// create the menu items for the language switcher |
| 296 |
if (!empty($has_switcher)) { |
| 297 |
$menu_item_db_id = wp_update_nav_menu_item($translations[$lang->slug], 0, array( |
| 298 |
'menu-item-title' => __('Language switcher', 'polylang'), |
| 299 |
'menu-item-url' => '#pll_switcher', |
| 300 |
'menu-item-status' => 'publish' |
| 301 |
)); |
| 302 |
|
| 303 |
update_post_meta($menu_item_db_id, '_pll_menu_item', $switch_options); |
| 304 |
} |
| 305 |
} |
| 306 |
} |
| 307 |
|
| 308 |
if (!empty($locations)) |
| 309 |
$this->options['nav_menus'][get_option('stylesheet')] = $locations; |
| 310 |
|
| 311 |
delete_option('polylang_nav_menus'); |
| 312 |
} |
| 313 |
|
| 314 |
} |
| 315 |
|
| 316 |
elseif (empty($this->options['nav_menus'])) { |
| 317 |
$menus = get_theme_mod('nav_menu_locations'); |
| 318 |
|
| 319 |
if (is_array($menus)) { |
| 320 |
// if old version < 1.2 |
| 321 |
// clean the WP option as it was a bad idea to pollute it |
| 322 |
if (version_compare($this->options['version'], '1.2', '<')) { |
| 323 |
foreach ($menus as $loc => $menu) { |
| 324 |
if ($pos = strpos($loc, '#')) |
| 325 |
unset($menus[$loc]); |
| 326 |
} |
| 327 |
|
| 328 |
set_theme_mod('nav_menu_locations', $menus); |
| 329 |
} |
| 330 |
|
| 331 |
// get the multilingual locations |
| 332 |
foreach ($menus as $loc => $menu) { |
| 333 |
foreach (get_terms('language', array('hide_empty' => 0)) as $lang) { |
| 334 |
$arr[$loc][$lang->slug] = pll_get_term($menu, $lang); |
| 335 |
} |
| 336 |
} |
| 337 |
|
| 338 |
if (!empty($arr)) |
| 339 |
$this->options['nav_menus'][get_option('stylesheet')] = $arr; |
| 340 |
} |
| 341 |
} |
| 342 |
} |
| 343 |
|
| 344 |
/* |
| 345 |
* upgrades if the previous version is < 1.3 |
| 346 |
* moves the user biographies in default language to the 'description' user meta |
| 347 |
* multisite compatible |
| 348 |
* |
| 349 |
* @since 1.3 |
| 350 |
*/ |
| 351 |
protected function upgrade_1_3() { |
| 352 |
if (is_multisite()) { |
| 353 |
foreach ($GLOBALS['wpdb']->get_col("SELECT blog_id FROM $wpdb->blogs") as $blog_id) { |
| 354 |
switch_to_blog($blog_id); |
| 355 |
$this->_upgrade_1_3(); |
| 356 |
} |
| 357 |
restore_current_blog(); |
| 358 |
} |
| 359 |
else { |
| 360 |
$this->_upgrade_1_3(); |
| 361 |
} |
| 362 |
} |
| 363 |
|
| 364 |
/* |
| 365 |
* cleans language cache as new properties have been added in PLL_Language |
| 366 |
* moves the user biographies in default language to the 'description' user meta |
| 367 |
* |
| 368 |
* @since 1.3 |
| 369 |
*/ |
| 370 |
protected function _upgrade_1_3() { |
| 371 |
global $polylang; |
| 372 |
$polylang->model->clean_languages_cache(); |
| 373 |
|
| 374 |
$usermeta = 'description_' . $this->options['default_lang']; |
| 375 |
$query = new WP_User_Query(array('blog_id' => $GLOBALS['blog_id'], 'meta_key' => $usermeta)); |
| 376 |
|
| 377 |
foreach ($query->get_results() as $user) { |
| 378 |
$desc = get_user_meta($user->ID, $usermeta, true); |
| 379 |
if (!empty($desc)) { |
| 380 |
update_user_meta($user->ID, 'description', $desc); |
| 381 |
delete_user_meta($user->ID, $usermeta); |
| 382 |
} |
| 383 |
} |
| 384 |
} |
| 385 |
|
| 386 |
/* |
| 387 |
* FIXME don't delete old data in 1.2, just in case... |
| 388 |
* ready for a next version |
| 389 |
*/ |
| 390 |
protected function upgrade_1_4() { |
| 391 |
// suppress data of the old model < 1.2 |
| 392 |
global $wpdb; |
| 393 |
$wpdb->termmeta = $wpdb->prefix . 'termmeta'; // registers the termmeta table in wpdb |
| 394 |
|
| 395 |
// do nothing if the termmeta table does not exists |
| 396 |
if (count($wpdb->get_results("SHOW TABLES LIKE '$wpdb->termmeta'"))) { |
| 397 |
$wpdb->query("DELETE FROM $wpdb->postmeta WHERE meta_key = '_translations'"); |
| 398 |
$wpdb->query("DELETE FROM $wpdb->termmeta WHERE meta_key = '_language'"); |
| 399 |
$wpdb->query("DELETE FROM $wpdb->termmeta WHERE meta_key = '_rtl'"); |
| 400 |
$wpdb->query("DELETE FROM $wpdb->termmeta WHERE meta_key = '_translations'"); |
| 401 |
|
| 402 |
// delete the termmeta table only if it is empty as other plugins may use it |
| 403 |
if (!$wpdb->get_var("SELECT COUNT(*) FROM $wpdb->termmeta;")) |
| 404 |
$wpdb->query("DROP TABLE $wpdb->termmeta;"); |
| 405 |
} |
| 406 |
|
| 407 |
// delete the strings translations |
| 408 |
$languages = get_terms('language', array('hide_empty'=>false)); |
| 409 |
foreach ($languages as $lang) |
| 410 |
delete_option('polylang_mo'.$lang->term_id); |
| 411 |
} |
| 412 |
} |
| 413 |
|
