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<?php |
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|
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/* |
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* extends the PLL_Model class with methods needed only in Polylang settings pages |
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* |
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* @since 1.2 |
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*/ |
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class PLL_Admin_Model extends PLL_Model { |
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|
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/* |
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* constructor |
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* |
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* @since 1.2 |
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* |
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* @param array $options Polylang options |
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*/ |
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public function __construct(&$options) { |
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parent::__construct($options); |
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} |
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|
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/* |
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* adds a new language |
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* creates a default category for this language |
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* |
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* list of arguments that $args must contain: |
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* name -> language name (used only for display) |
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* slug -> language code (ideally 2-letters ISO 639-1 language code |
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* locale -> WordPress locale. If something wrong is used for the locale, the .mo files will not be loaded... |
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* rtl -> 1 if rtl language, 0 otherwise |
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* term_group -> language order when displayed |
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* |
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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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* |
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* @since 1.2 |
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* |
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* @param array $args |
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* @return int error code |
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*/ |
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public function add_language($args) { |
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if ($error = $this->validate_lang($args)) |
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return $error; |
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|
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// first the language taxonomy |
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$description = serialize(array('locale' => $args['locale'], 'rtl' => $args['rtl'])); |
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$r = wp_insert_term($args['name'], 'language', array('slug' => $args['slug'], 'description' => $description)); |
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wp_update_term((int) $r['term_id'], 'language', array('term_group' => $args['term_group'])); // can't set the term group directly in wp_insert_term |
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|
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// the term_language taxonomy |
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// don't want shared terms so use a different slug |
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wp_insert_term($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->set_term_language((int) get_option('default_category'), (int) $r['term_id']); |
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} |
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elseif (empty($args['no_default_cat'])) |
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$this->create_default_category($args['slug']); |
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|
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flush_rewrite_rules(); // refresh rewrite rules |
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return $error; |
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} |
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|
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/* |
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* create a default category for a language |
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* |
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* @since 1.2 |
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* |
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* @param object|string|int $lang language |
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*/ |
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public function create_default_category($lang) { |
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$lang = $this->get_language($lang); |
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|
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// create a new category |
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$cat_name = __('Uncategorized'); |
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$cat_slug = sanitize_title($cat_name . '-' . $lang->slug); |
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$cat = wp_insert_term($cat_name, 'category', array('slug' => $cat_slug)); |
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|
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// check that the category was not previously created (in case the language was deleted and recreated) |
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$cat = isset($cat->error_data['term_exists']) ? $cat->error_data['term_exists'] : $cat['term_id']; |
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|
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// set language |
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$this->set_term_language((int) $cat, $lang); |
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|
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// this is a translation of the default category |
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$default = (int) get_option('default_category'); |
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$translations = $this->get_translations('term', $default); |
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if (empty($translations)) { |
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if ($lg = $this->get_term_language($default)) |
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$translations[$lg->slug] = $default; |
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else |
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$translations = array(); |
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} |
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|
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$this->save_translations('term', (int) $cat, $translations); |
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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 |
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* |
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* @param int $lang_id language term_id |
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*/ |
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public function delete_language($lang_id) { |
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$lang = $this->get_language((int) $lang_id); |
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$default_cats = $this->get_translations('term', get_option('default_category')); |
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|
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// delete the translations |
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$this->update_translations($lang->slug); |
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|
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// delete language option in widgets |
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if (!empty($this->options['widgets'])) { |
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foreach ($this->options['widgets'] as $key => $slug) { |
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if ($slug == $lang->slug) |
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unset($this->options['widgets'][$key]); |
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} |
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} |
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|
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// delete menus locations |
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if (!empty($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 = 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($post->ID); |
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|
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// delete domain |
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unset($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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// oops ! we deleted the default language... |
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if ($this->options['default_lang'] == $lang->slug) { |
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if ($slugs = $this->get_languages_list(array('fields' => 'slug'))) { |
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$this->options['default_lang'] = $slug = reset($slugs); // arbitrary choice... |
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|
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// the default category should be in the default language |
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if (isset($default_cats[$slug])) |
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update_option('default_category', $default_cats[$slug]); |
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} |
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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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update_option('polylang', $this->options); |
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flush_rewrite_rules(); // refresh rewrite rules |
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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) |
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* slug -> language code (ideally 2-letters ISO 639-1 language code |
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* locale -> WordPress locale. If something wrong is used for the locale, the .mo files will not be loaded... |
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* rtl -> 1 if rtl language, 0 otherwise |
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* term_group -> language order when displayed |
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* |
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* @since 1.2 |
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* |
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* @param array $args |
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* @return int error code |
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*/ |
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public function update_language($args) { |
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$lang = $this->get_language((int) $args['lang_id']); |
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if ($error = $this->validate_lang($args, $lang)) |
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return $error; |
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|
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// Update links to this language in posts and terms in case the slug has been modified |
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$slug = $args['slug']; |
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$old_slug = $lang->slug; |
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|
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// FIXME should do this in an action 'edit_term' to prevent translations to break when sharing a term with nav_menu? |
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if ($old_slug != $slug) { |
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// update the language slug in translations |
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$this->update_translations($old_slug, $slug); |
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|
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// update language option in widgets |
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if (!empty($this->options['widgets'])) { |
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foreach ($this->options['widgets'] as $key => $lg) { |
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if ($lg == $old_slug) |
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$this->options['widgets'][$key] = $slug; |
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} |
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} |
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|
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// update menus locations |
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if (!empty($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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|
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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($this->options['domains'][$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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update_option('polylang', $this->options); |
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|
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// and finally update the language itself |
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$description = serialize(array('locale' => $args['locale'], 'rtl' => $args['rtl'])); |
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wp_update_term((int) $lang->term_id, 'language', array('slug' => $slug, 'name' => $args['name'], 'description' => $description, 'term_group' => $args['term_group'])); |
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wp_update_term((int) $lang->tl_term_id, 'term_language', array('slug' => 'pll_' . $slug, 'name' => $args['name'])); |
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|
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$this->clean_languages_cache(); |
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flush_rewrite_rules(); // refresh rewrite rules |
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return $error; |
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} |
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|
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/* |
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* validates data entered when creating or updating a language |
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* |
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* @since 0.4 |
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* |
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* @param array $args |
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* @param object $lang optional the language currently updated, the language is created if not set |
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* @return int error code |
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* @see PLL_Admin_Model::add_language |
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*/ |
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protected function validate_lang($args, $lang = null) { |
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// validate locale |
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if ( !preg_match('#^[A-Za-z_]+$#', $args['locale'])) |
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$error = 1; |
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|
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// validate slug characters |
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if (!preg_match('#^[a-z_-]+$#', $args['slug'])) |
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$error = 2; |
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|
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// validate slug is unique |
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if ($this->get_language($args['slug']) && ($lang === null || (isset($lang) && $lang->slug != $args['slug']))) |
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$error = 3; |
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|
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// validate name |
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if ($args['name'] == '') |
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$error = 4; |
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|
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return isset($error) ? $error : 0; |
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} |
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|
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/* |
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* used to set the language of posts or terms in mass |
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* |
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* @since 1.2 |
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* |
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* @param string $type either 'post' or 'term' |
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* @param array $ids array of post ids or term ids |
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* @param object|string $lang object or slug |
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*/ |
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public function set_language_in_mass($type, $ids, $lang) { |
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global $wpdb; |
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|
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$lang = $this->get_language($lang); |
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$tt_id = 'term' == $type ? $lang->tl_term_taxonomy_id : $lang->term_taxonomy_id; |
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|
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foreach ($ids as $id) |
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$values[] = $wpdb->prepare("(%d, %d)", $id, $tt_id); |
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|
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if (!empty($values)) { |
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$values = array_unique($values); |
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$wpdb->query("INSERT INTO $wpdb->term_relationships (object_id, term_taxonomy_id) VALUES " . implode(',', $values)); |
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$lang->update_count(); // updating term count is mandatory (thanks to AndyDeGroo) |
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$this->clean_languages_cache(); // to update the posts count in (cached) languages list |
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} |
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} |
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|
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/* |
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* returns unstranslated posts and terms ids (used in settings) |
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* |
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* @since 0.9 |
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* |
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* @return array array made of an array of post ids and an array of term ids |
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*/ |
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public function get_objects_with_no_lang() { |
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$posts = get_posts(array( |
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'numberposts' => -1, |
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'nopaging' => true, |
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'post_type' => $this->post_types, |
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'post_status' => 'any', |
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'fields' => 'ids', |
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'tax_query' => array(array( |
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'taxonomy' => 'language', |
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'terms' => $this->get_languages_list(array('fields' => 'term_id')), |
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'operator' => 'NOT IN' |
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)) |
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)); |
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|
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$terms = get_terms($this->taxonomies, array('get'=>'all', 'fields'=>'ids')); |
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$groups = $this->get_languages_list(array('fields' => 'tl_term_id')); |
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$tr_terms = get_objects_in_term($groups, 'term_language'); |
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$terms = array_unique(array_diff($terms, $tr_terms)); // array_unique to avoid duplicates if a term is in more than one taxonomy |
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|
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return apply_filters('pll_get_objects_with_no_lang', empty($posts) && empty($terms) ? false : array('posts' => $posts, 'terms' => $terms)); |
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} |
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|
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/* |
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* used to delete translations or update the translations when a language slug has been modified in settings |
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* |
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* @since 0.5 |
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* |
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* @param string $old_slug the old language slug |
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* @param string $new_slug optional, the new language slug, if not set it means the correspondant has been deleted |
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*/ |
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public function update_translations($old_slug, $new_slug = '') { |
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global $wpdb; |
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|
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$terms = get_terms(array('post_translations', 'term_translations')); |
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|
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foreach ($terms as $term) { |
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$tr = unserialize($term->description); |
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if (!empty($tr[$old_slug])) { |
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if ($new_slug) |
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$tr[$new_slug] = $tr[$old_slug]; // suppress this for delete |
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else { |
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$dr['id'][] = (int) $tr[$old_slug]; |
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$dr['tt'][] = (int) $term->term_taxonomy_id; |
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} |
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unset($tr[$old_slug]); |
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|
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if (empty($tr) || 1 == count($tr)) { |
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$dt['t'][] = (int) $term->term_id; |
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$dt['tt'][] = (int) $term->term_taxonomy_id; |
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} |
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else { |
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$ut['case'][] = $wpdb->prepare('WHEN %d THEN %s', $term->term_id, serialize($tr)); |
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$ut['in'][] = (int) $term->term_id; |
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} |
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} |
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} |
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|
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// delete relationships |
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if (!empty($dr)) |
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$wpdb->query("DELETE FROM $wpdb->term_relationships |
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WHERE object_id IN ( " . implode(',', $dr['id']) . " ) |
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AND term_taxonomy_id IN ( " . implode(',', $dr['tt']) . " )"); |
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|
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// delete terms |
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if (!empty($dt)) { |
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$wpdb->query("DELETE FROM $wpdb->terms WHERE term_id IN ( " . implode(',', $dt['t']) . " ) "); |
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$wpdb->query("DELETE FROM $wpdb->term_taxonomy WHERE term_taxonomy_id IN ( " . implode(',', $dt['tt']) . " ) "); |
| 378 |
} |
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|
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// update terms |
| 381 |
if (!empty($uy)) |
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$wpdb->query("UPDATE $wpdb->term_taxonomy |
| 383 |
SET description = ( CASE term_id " . implode(' ', $ut['case']) . " END ) |
| 384 |
WHERE term_id IN ( " . implode(',', $ut['in']) . " )"); |
| 385 |
} |
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} |
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|
