| 1 |
<?php |
| 2 |
|
| 3 |
/** |
| 4 |
* Extends the PLL_Model class with methods needed only in Polylang settings pages |
| 5 |
* |
| 6 |
* @since 1.2 |
| 7 |
*/ |
| 8 |
class PLL_Admin_Model extends PLL_Model { |
| 9 |
|
| 10 |
/** |
| 11 |
* Adds a new language |
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* Creates a default category for this language |
| 13 |
* |
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* List of arguments that $args must contain: |
| 15 |
* name -> language name ( used only for display ) |
| 16 |
* slug -> language code ( ideally 2-letters ISO 639-1 language code ) |
| 17 |
* locale -> WordPress locale. If something wrong is used for the locale, the .mo files will not be loaded... |
| 18 |
* rtl -> 1 if rtl language, 0 otherwise |
| 19 |
* term_group -> language order when displayed |
| 20 |
* |
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* Optional arguments that $args can contain: |
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* no_default_cat -> if set, no default category will be created for this language |
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* flag -> country code, see flags.php |
| 24 |
* |
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* @since 1.2 |
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* |
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* @param array $args |
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* @return bool true if success / false if failed |
| 29 |
*/ |
| 30 |
public function add_language( $args ) { |
| 31 |
if ( ! $this->validate_lang( $args ) ) { |
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return false; |
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} |
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|
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// First the language taxonomy |
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$description = serialize( array( 'locale' => $args['locale'], 'rtl' => (int) $args['rtl'], 'flag_code' => empty( $args['flag'] ) ? '' : $args['flag'] ) ); |
| 37 |
$r = wp_insert_term( $args['name'], 'language', array( 'slug' => $args['slug'], 'description' => $description ) ); |
| 38 |
if ( is_wp_error( $r ) ) { |
| 39 |
// Avoid an ugly fatal error if something went wrong ( reported once in the forum ) |
| 40 |
add_settings_error( 'general', 'pll_add_language', __( 'Impossible to add the language.', 'polylang' ) ); |
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return false; |
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} |
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wp_update_term( (int) $r['term_id'], 'language', array( 'term_group' => (int) $args['term_group'] ) ); // can't set the term group directly in wp_insert_term |
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|
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// The term_language taxonomy |
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// Don't want shared terms so use a different slug |
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wp_insert_term( $args['name'], 'term_language', array( 'slug' => 'pll_' . $args['slug'] ) ); |
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|
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$this->clean_languages_cache(); // Udpate the languages list now ! |
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|
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if ( ! isset( $this->options['default_lang'] ) ) { |
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// If this is the first language created, set it as default language |
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$this->options['default_lang'] = $args['slug']; |
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update_option( 'polylang', $this->options ); |
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|
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// And assign default language to default category |
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$this->term->set_language( (int) get_option( 'default_category' ), (int) $r['term_id'] ); |
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} elseif ( empty( $args['no_default_cat'] ) ) { |
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$this->create_default_category( $args['slug'] ); |
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} |
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|
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// Init a mo_id for this language |
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$mo = new PLL_MO(); |
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$mo->export_to_db( $this->get_language( $args['slug'] ) ); |
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|
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/** |
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* Fires when a language is added |
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* |
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* @since 1.9 |
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* |
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* @param array $args arguments used to create the language |
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*/ |
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do_action( 'pll_add_language', $args ); |
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|
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$this->clean_languages_cache(); // Again to set add mo_id in the cached languages list |
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flush_rewrite_rules(); // Refresh rewrite rules |
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|
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add_settings_error( 'general', 'pll_languages_created', __( 'Language added.', 'polylang' ), 'updated' ); |
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return true; |
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} |
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|
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/** |
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* Delete a language |
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* |
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* @since 1.2 |
| 86 |
* |
| 87 |
* @param int $lang_id language term_id |
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*/ |
| 89 |
public function delete_language( $lang_id ) { |
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$lang = $this->get_language( (int) $lang_id ); |
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|
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// Oops ! we are deleting the default language... |
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// Need to do this before loosing the information for default category translations |
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if ( $this->options['default_lang'] == $lang->slug ) { |
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$slugs = $this->get_languages_list( array( 'fields' => 'slug' ) ); |
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$slugs = array_diff( $slugs, array( $lang->slug ) ); |
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|
| 98 |
if ( ! empty( $slugs ) ) { |
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$this->update_default_lang( reset( $slugs ) ); // Arbitrary choice... |
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} else { |
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unset( $this->options['default_lang'] ); |
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} |
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} |
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|
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// Delete the translations |
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$this->update_translations( $lang->slug ); |
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|
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// Delete language option in widgets |
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foreach ( $GLOBALS['wp_registered_widgets'] as $widget ) { |
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if ( ! empty( $widget['callback'][0] ) && ! empty( $widget['params'][0]['number'] ) ) { |
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$obj = $widget['callback'][0]; |
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$number = $widget['params'][0]['number']; |
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if ( is_object( $obj ) && method_exists( $obj, 'get_settings' ) && method_exists( $obj, 'save_settings' ) ) { |
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$settings = $obj->get_settings(); |
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if ( isset( $settings[ $number ]['pll_lang'] ) && $settings[ $number ]['pll_lang'] == $lang->slug ) { |
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unset( $settings[ $number ]['pll_lang'] ); |
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$obj->save_settings( $settings ); |
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} |
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} |
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} |
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} |
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|
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// Delete menus locations |
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if ( ! empty( $this->options['nav_menus'] ) ) { |
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foreach ( $this->options['nav_menus'] as $theme => $locations ) { |
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foreach ( $locations as $location => $languages ) { |
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unset( $this->options['nav_menus'][ $theme ][ $location ][ $lang->slug ] ); |
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} |
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} |
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} |
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|
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// Delete users options |
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foreach ( get_users( array( 'fields' => 'ID' ) ) as $user_id ) { |
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delete_user_meta( $user_id, 'user_lang', $lang->locale ); |
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delete_user_meta( $user_id, 'pll_filter_content', $lang->slug ); |
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delete_user_meta( $user_id, 'description_'.$lang->slug ); |
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} |
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|
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// Delete the string translations |
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$post = wpcom_vip_get_page_by_title( 'polylang_mo_' . $lang->term_id, OBJECT, 'polylang_mo' ); |
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if ( ! empty( $post ) ) { |
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wp_delete_post( $post->ID ); |
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} |
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|
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// Delete domain |
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unset( $this->options['domains'][ $lang->slug ] ); |
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|
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// Delete the language itself |
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wp_delete_term( $lang->term_id, 'language' ); |
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wp_delete_term( $lang->tl_term_id, 'term_language' ); |
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|
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// Update languages list |
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$this->clean_languages_cache(); |
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|
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update_option( 'polylang', $this->options ); |
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flush_rewrite_rules(); // refresh rewrite rules |
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add_settings_error( 'general', 'pll_languages_deleted', __( 'Language deleted.', 'polylang' ), 'updated' ); |
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} |
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|
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/** |
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* Update language properties |
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* |
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* List of arguments that $args must contain: |
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* lang_id -> term_id of the language to modify |
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* name -> language name ( used only for display ) |
| 166 |
* slug -> language code ( ideally 2-letters ISO 639-1 language code |
| 167 |
* locale -> WordPress locale. If something wrong is used for the locale, the .mo files will not be loaded... |
| 168 |
* rtl -> 1 if rtl language, 0 otherwise |
| 169 |
* term_group -> language order when displayed |
| 170 |
* |
| 171 |
* Optional arguments that $args can contain: |
| 172 |
* flag -> country code, see flags.php |
| 173 |
* |
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* @since 1.2 |
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* |
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* @param array $args |
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* @return bool true if success / false if failed |
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*/ |
| 179 |
public function update_language( $args ) { |
| 180 |
$lang = $this->get_language( (int) $args['lang_id'] ); |
| 181 |
if ( ! $this->validate_lang( $args, $lang ) ) { |
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return false; |
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} |
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|
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// Update links to this language in posts and terms in case the slug has been modified |
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$slug = $args['slug']; |
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$old_slug = $lang->slug; |
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|
| 189 |
if ( $old_slug != $slug ) { |
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// Update the language slug in translations |
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$this->update_translations( $old_slug, $slug ); |
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|
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// Update language option in widgets |
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foreach ( $GLOBALS['wp_registered_widgets'] as $widget ) { |
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if ( ! empty( $widget['callback'][0] ) && ! empty( $widget['params'][0]['number'] ) ) { |
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$obj = $widget['callback'][0]; |
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$number = $widget['params'][0]['number']; |
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if ( is_object( $obj ) && method_exists( $obj, 'get_settings' ) && method_exists( $obj, 'save_settings' ) ) { |
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$settings = $obj->get_settings(); |
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if ( isset( $settings[ $number ]['pll_lang'] ) && $settings[ $number ]['pll_lang'] == $old_slug ) { |
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$settings[ $number ]['pll_lang'] = $slug; |
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$obj->save_settings( $settings ); |
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} |
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} |
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} |
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} |
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|
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// Update menus locations |
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if ( ! empty( $this->options['nav_menus'] ) ) { |
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foreach ( $this->options['nav_menus'] as $theme => $locations ) { |
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foreach ( $locations as $location => $languages ) { |
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if ( ! empty( $this->options['nav_menus'][ $theme ][ $location ][ $old_slug ] ) ) { |
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$this->options['nav_menus'][ $theme ][ $location ][ $slug ] = $this->options['nav_menus'][ $theme ][ $location ][ $old_slug ]; |
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unset( $this->options['nav_menus'][ $theme ][ $location ][ $old_slug ] ); |
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} |
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} |
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} |
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} |
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|
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// Update domains |
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if ( ! empty( $this->options['domains'][ $old_slug ] ) ) { |
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$this->options['domains'][ $slug ] = $this->options['domains'][ $old_slug ]; |
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unset( $this->options['domains'][ $old_slug ] ); |
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} |
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|
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// Update the default language option if necessary |
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if ( $this->options['default_lang'] == $old_slug ) { |
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$this->options['default_lang'] = $slug; |
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} |
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} |
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|
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update_option( 'polylang', $this->options ); |
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|
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// And finally update the language itself |
| 235 |
$description = serialize( array( 'locale' => $args['locale'], 'rtl' => (int) $args['rtl'], 'flag_code' => empty( $args['flag'] ) ? '' : $args['flag'] ) ); |
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wp_update_term( (int) $lang->term_id, 'language', array( 'slug' => $slug, 'name' => $args['name'], 'description' => $description, 'term_group' => (int) $args['term_group'] ) ); |
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wp_update_term( (int) $lang->tl_term_id, 'term_language', array( 'slug' => 'pll_' . $slug, 'name' => $args['name'] ) ); |
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|
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/** |
| 240 |
* Fires when a language is added |
| 241 |
* |
| 242 |
* @since 1.9 |
| 243 |
* |
| 244 |
* @param array $args arguments used to modify the language |
| 245 |
*/ |
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do_action( 'pll_update_language', $args ); |
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|
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$this->clean_languages_cache(); |
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flush_rewrite_rules(); // Refresh rewrite rules |
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add_settings_error( 'general', 'pll_languages_updated', __( 'Language updated.', 'polylang' ), 'updated' ); |
| 251 |
return true; |
| 252 |
} |
| 253 |
|
| 254 |
/** |
| 255 |
* Validates data entered when creating or updating a language |
| 256 |
* @see PLL_Admin_Model::add_language |
| 257 |
* |
| 258 |
* @since 0.4 |
| 259 |
* |
| 260 |
* @param array $args |
| 261 |
* @param object $lang optional the language currently updated, the language is created if not set |
| 262 |
* @return bool true if success / false if failed |
| 263 |
*/ |
| 264 |
protected function validate_lang( $args, $lang = null ) { |
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// Validate locale with the same pattern as WP 4.3. See #28303 |
| 266 |
if ( ! preg_match( '#^[a-z]{2,3}(?:_[A-Z]{2})?(?:_[a-z0-9]+)?$#', $args['locale'], $matches ) ) { |
| 267 |
add_settings_error( 'general', 'pll_invalid_locale', __( 'Enter a valid WordPress locale', 'polylang' ) ); |
| 268 |
} |
| 269 |
|
| 270 |
// Validate slug characters |
| 271 |
if ( ! preg_match( '#^[a-z_-]+$#', $args['slug'] ) ) { |
| 272 |
add_settings_error( 'general', 'pll_invalid_slug', __( 'The language code contains invalid characters', 'polylang' ) ); |
| 273 |
} |
| 274 |
|
| 275 |
// Validate slug is unique |
| 276 |
if ( $this->get_language( $args['slug'] ) && ( null === $lang || ( isset( $lang ) && $lang->slug != $args['slug'] ) ) ) { |
| 277 |
add_settings_error( 'general', 'pll_non_unique_slug', __( 'The language code must be unique', 'polylang' ) ); |
| 278 |
} |
| 279 |
|
| 280 |
// Validate name |
| 281 |
// No need to sanitize it as wp_insert_term will do it for us |
| 282 |
if ( empty( $args['name'] ) ) { |
| 283 |
add_settings_error( 'general', 'pll_invalid_name', __( 'The language must have a name', 'polylang' ) ); |
| 284 |
} |
| 285 |
|
| 286 |
// Validate flag |
| 287 |
if ( ! empty( $args['flag'] ) && ! file_exists( POLYLANG_DIR . '/flags/' . $args['flag'] . '.png' ) ) { |
| 288 |
add_settings_error( 'general', 'pll_invalid_flag', __( 'The flag does not exist', 'polylang' ) ); |
| 289 |
} |
| 290 |
|
| 291 |
return get_settings_errors() ? false : true; |
| 292 |
} |
| 293 |
|
| 294 |
/** |
| 295 |
* Used to set the language of posts or terms in mass |
| 296 |
* |
| 297 |
* @since 1.2 |
| 298 |
* |
| 299 |
* @param string $type either 'post' or 'term' |
| 300 |
* @param array $ids array of post ids or term ids |
| 301 |
* @param object|string $lang object or slug |
| 302 |
*/ |
| 303 |
public function set_language_in_mass( $type, $ids, $lang ) { |
| 304 |
global $wpdb; |
| 305 |
|
| 306 |
$ids = array_map( 'intval', $ids ); |
| 307 |
$lang = $this->get_language( $lang ); |
| 308 |
$tt_id = 'term' == $type ? $lang->tl_term_taxonomy_id : $lang->term_taxonomy_id; |
| 309 |
|
| 310 |
foreach ( $ids as $id ) { |
| 311 |
$values[] = $wpdb->prepare( '( %d, %d )', $id, $tt_id ); |
| 312 |
} |
| 313 |
|
| 314 |
if ( ! empty( $values ) ) { |
| 315 |
$values = array_unique( $values ); |
| 316 |
$wpdb->query( "INSERT INTO $wpdb->term_relationships ( object_id, term_taxonomy_id ) VALUES " . implode( ',', $values ) ); |
| 317 |
$lang->update_count(); // Updating term count is mandatory ( thanks to AndyDeGroo ) |
| 318 |
} |
| 319 |
|
| 320 |
if ( 'term' == $type ) { |
| 321 |
foreach ( $ids as $id ) { |
| 322 |
$translations[] = array( $lang->slug => $id ); |
| 323 |
} |
| 324 |
|
| 325 |
if ( ! empty( $translations ) ) { |
| 326 |
$this->set_translation_in_mass( 'term', $translations ); |
| 327 |
} |
| 328 |
} |
| 329 |
} |
| 330 |
|
| 331 |
/** |
| 332 |
* Used to create a translations groups in mass |
| 333 |
* |
| 334 |
* @since 1.6.3 |
| 335 |
* |
| 336 |
* @param string $type either 'post' or 'term' |
| 337 |
* @param array $translations array of translations arrays |
| 338 |
*/ |
| 339 |
public function set_translation_in_mass( $type, $translations ) { |
| 340 |
global $wpdb; |
| 341 |
|
| 342 |
foreach ( $translations as $t ) { |
| 343 |
$term = uniqid( 'pll_' ); // the term name |
| 344 |
$terms[] = $wpdb->prepare( '( "%1$s", "%1$s" )', $term ); |
| 345 |
$slugs[] = $wpdb->prepare( '"%s"', $term ); |
| 346 |
$description[ $term ] = serialize( $t ); |
| 347 |
$count[ $term ] = count( $t ); |
| 348 |
} |
| 349 |
|
| 350 |
// Insert terms |
| 351 |
if ( ! empty( $terms ) ) { |
| 352 |
$terms = array_unique( $terms ); |
| 353 |
$wpdb->query( "INSERT INTO $wpdb->terms ( slug, name ) VALUES " . implode( ',', $terms ) ); |
| 354 |
} |
| 355 |
|
| 356 |
// Get all terms with their term_id |
| 357 |
$terms = $wpdb->get_results( "SELECT term_id, slug FROM $wpdb->terms WHERE slug IN ( " . implode( ',', $slugs ) . " )" ); |
| 358 |
|
| 359 |
// Prepare terms taxonomy relationship |
| 360 |
foreach ( $terms as $term ) { |
| 361 |
$tts[] = $wpdb->prepare( '( %d, "%s", "%s", %d )', $term->term_id, $type . '_translations', $description[ $term->slug ], $count[ $term->slug ] ); |
| 362 |
} |
| 363 |
|
| 364 |
// Insert term_taxonomy |
| 365 |
if ( ! empty( $tts ) ) { |
| 366 |
$tts = array_unique( $tts ); |
| 367 |
$wpdb->query( "INSERT INTO $wpdb->term_taxonomy ( term_id, taxonomy, description, count ) VALUES " . implode( ',', $tts ) ); |
| 368 |
} |
| 369 |
|
| 370 |
// Get all terms with term_taxonomy_id |
| 371 |
$terms = get_terms( $type . '_translations', array( 'hide_empty' => false ) ); |
| 372 |
|
| 373 |
// Prepare objects relationships |
| 374 |
foreach ( $terms as $term ) { |
| 375 |
$t = unserialize( $term->description ); |
| 376 |
if ( in_array( $t, $translations ) ) { |
| 377 |
foreach ( $t as $object_id ) { |
| 378 |
if ( ! empty( $object_id ) ) { |
| 379 |
$trs[] = $wpdb->prepare( '( %d, %d )', $object_id, $term->term_taxonomy_id ); |
| 380 |
} |
| 381 |
} |
| 382 |
} |
| 383 |
} |
| 384 |
|
| 385 |
// Insert term_relationships |
| 386 |
if ( ! empty( $trs ) ) { |
| 387 |
$wpdb->query( "INSERT INTO $wpdb->term_relationships ( object_id, term_taxonomy_id ) VALUES " . implode( ',', $trs ) ); |
| 388 |
$trs = array_unique( $trs ); |
| 389 |
} |
| 390 |
} |
| 391 |
|
| 392 |
/** |
| 393 |
* Returns unstranslated posts and terms ids ( used in settings ) |
| 394 |
* |
| 395 |
* @since 0.9 |
| 396 |
* |
| 397 |
* @return array array made of an array of post ids and an array of term ids |
| 398 |
*/ |
| 399 |
public function get_objects_with_no_lang() { |
| 400 |
$posts = get_posts( array( |
| 401 |
'numberposts' => -1, |
| 402 |
'nopaging' => true, |
| 403 |
'post_type' => $this->get_translated_post_types(), |
| 404 |
'post_status' => 'any', |
| 405 |
'fields' => 'ids', |
| 406 |
'tax_query' => array( array( |
| 407 |
'taxonomy' => 'language', |
| 408 |
'terms' => $this->get_languages_list( array( 'fields' => 'term_id' ) ), |
| 409 |
'operator' => 'NOT IN', |
| 410 |
) ) |
| 411 |
) ); |
| 412 |
|
| 413 |
$terms = get_terms( $this->get_translated_taxonomies(), array( 'get' => 'all', 'fields' => 'ids' ) ); |
| 414 |
$groups = $this->get_languages_list( array( 'fields' => 'tl_term_id' ) ); |
| 415 |
$tr_terms = get_objects_in_term( $groups, 'term_language' ); |
| 416 |
$terms = array_unique( array_diff( $terms, $tr_terms ) ); // array_unique to avoid duplicates if a term is in more than one taxonomy |
| 417 |
$terms = array_map( 'intval', $terms ); |
| 418 |
|
| 419 |
/** |
| 420 |
* Filter the list of untranslated posts ids and terms ids |
| 421 |
* |
| 422 |
* @since 0.9 |
| 423 |
* |
| 424 |
* @param bool|array $objects false if no ids found, list of post and/or term ids otherwise |
| 425 |
*/ |
| 426 |
return apply_filters( 'pll_get_objects_with_no_lang', empty( $posts ) && empty( $terms ) ? false : array( 'posts' => $posts, 'terms' => $terms ) ); |
| 427 |
} |
| 428 |
|
| 429 |
/** |
| 430 |
* Used to delete translations or update the translations when a language slug has been modified in settings |
| 431 |
* |
| 432 |
* @since 0.5 |
| 433 |
* |
| 434 |
* @param string $old_slug the old language slug |
| 435 |
* @param string $new_slug optional, the new language slug, if not set it means the correspondant has been deleted |
| 436 |
*/ |
| 437 |
public function update_translations( $old_slug, $new_slug = '' ) { |
| 438 |
global $wpdb; |
| 439 |
|
| 440 |
$terms = get_terms( array( 'post_translations', 'term_translations' ) ); |
| 441 |
|
| 442 |
foreach ( $terms as $term ) { |
| 443 |
$tr = unserialize( $term->description ); |
| 444 |
if ( ! empty( $tr[ $old_slug ] ) ) { |
| 445 |
if ( $new_slug ) { |
| 446 |
$tr[ $new_slug ] = $tr[ $old_slug ]; // Suppress this for delete |
| 447 |
} else { |
| 448 |
$dr['id'][] = (int) $tr[ $old_slug ]; |
| 449 |
$dr['tt'][] = (int) $term->term_taxonomy_id; |
| 450 |
} |
| 451 |
unset( $tr[ $old_slug ] ); |
| 452 |
|
| 453 |
if ( empty( $tr ) || 1 == count( $tr ) ) { |
| 454 |
$dt['t'][] = (int) $term->term_id; |
| 455 |
$dt['tt'][] = (int) $term->term_taxonomy_id; |
| 456 |
} else { |
| 457 |
$ut['case'][] = $wpdb->prepare( 'WHEN %d THEN %s', $term->term_id, serialize( $tr ) ); |
| 458 |
$ut['in'][] = (int) $term->term_id; |
| 459 |
} |
| 460 |
} |
| 461 |
} |
| 462 |
|
| 463 |
// Delete relationships |
| 464 |
if ( ! empty( $dr ) ) { |
| 465 |
$wpdb->query( " |
| 466 |
DELETE FROM $wpdb->term_relationships |
| 467 |
WHERE object_id IN ( " . implode( ',', $dr['id'] ) . " ) |
| 468 |
AND term_taxonomy_id IN ( " . implode( ',', $dr['tt'] ) . " ) |
| 469 |
" ); |
| 470 |
} |
| 471 |
|
| 472 |
// Delete terms |
| 473 |
if ( ! empty( $dt ) ) { |
| 474 |
$wpdb->query( "DELETE FROM $wpdb->terms WHERE term_id IN ( " . implode( ',', $dt['t'] ) . " ) " ); |
| 475 |
$wpdb->query( "DELETE FROM $wpdb->term_taxonomy WHERE term_taxonomy_id IN ( " . implode( ',', $dt['tt'] ) . " ) " ); |
| 476 |
} |
| 477 |
|
| 478 |
// Update terms |
| 479 |
if ( ! empty( $ut ) ) { |
| 480 |
$wpdb->query( " |
| 481 |
UPDATE $wpdb->term_taxonomy |
| 482 |
SET description = ( CASE term_id " . implode( ' ', $ut['case'] ) . " END ) |
| 483 |
WHERE term_id IN ( " . implode( ',', $ut['in'] ) . " ) |
| 484 |
" ); |
| 485 |
} |
| 486 |
|
| 487 |
foreach ( $terms as $term ) { |
| 488 |
clean_term_cache( $term->term_id, $term->taxonomy ); |
| 489 |
} |
| 490 |
} |
| 491 |
|
| 492 |
/** |
| 493 |
* Updates the default language |
| 494 |
* taking care to update the default category & the nav menu locations |
| 495 |
* |
| 496 |
* @since 1.8 |
| 497 |
* |
| 498 |
* @param string $slug new language slug |
| 499 |
*/ |
| 500 |
public function update_default_lang( $slug ) { |
| 501 |
// The nav menus stored in theme locations should be in the default language |
| 502 |
$theme = get_stylesheet(); |
| 503 |
if ( ! empty( $this->options['nav_menus'][ $theme ] ) ) { |
| 504 |
foreach ( $this->options['nav_menus'][ $theme ] as $key => $loc ) { |
| 505 |
$menus[ $key ] = empty( $loc[ $slug ] ) ? 0 : $loc[ $slug ]; |
| 506 |
} |
| 507 |
set_theme_mod( 'nav_menu_locations', $menus ); |
| 508 |
} |
| 509 |
|
| 510 |
// The default category should be in the default language |
| 511 |
$default_cats = $this->term->get_translations( get_option( 'default_category' ) ); |
| 512 |
if ( isset( $default_cats[ $slug ] ) ) { |
| 513 |
update_option( 'default_category', $default_cats[ $slug ] ); |
| 514 |
} |
| 515 |
|
| 516 |
// Update options |
| 517 |
$this->options['default_lang'] = $slug; |
| 518 |
update_option( 'polylang', $this->options ); |
| 519 |
|
| 520 |
$this->clean_languages_cache(); |
| 521 |
flush_rewrite_rules(); |
| 522 |
} |
| 523 |
} |
| 524 |
|
