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<?php |
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|
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/** |
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* Manages filters and actions related to the editor |
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* |
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* @since 2.4 |
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*/ |
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class PLL_Admin_Classic_Editor { |
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public $model, $links, $curlang, $pref_lang; |
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|
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/** |
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* Constructor: setups filters and actions |
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* |
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* @since 2.4 |
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* |
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* @param object $polylang |
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*/ |
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public function __construct( &$polylang ) { |
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$this->model = &$polylang->model; |
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$this->links = &$polylang->links; |
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$this->curlang = &$polylang->curlang; |
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$this->pref_lang = &$polylang->pref_lang; |
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|
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// Adds the Languages box in the 'Edit Post' and 'Edit Page' panels |
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add_action( 'add_meta_boxes', array( $this, 'add_meta_boxes' ), 10, 2 ); |
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|
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// Ajax response for changing the language in the post metabox |
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add_action( 'wp_ajax_post_lang_choice', array( $this, 'post_lang_choice' ) ); |
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add_action( 'wp_ajax_pll_posts_not_translated', array( $this, 'ajax_posts_not_translated' ) ); |
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|
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// Filters the pages by language in the parent dropdown list in the page attributes metabox |
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add_filter( 'page_attributes_dropdown_pages_args', array( $this, 'page_attributes_dropdown_pages_args' ), 10, 2 ); |
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} |
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|
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/** |
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* Adds the Language box in the 'Edit Post' and 'Edit Page' panels ( as well as in custom post types panels ) |
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* |
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* @since 0.1 |
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* |
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* @param string $post_type Current post type |
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* @param object $post Current post |
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*/ |
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public function add_meta_boxes( $post_type, $post ) { |
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if ( $this->model->is_translated_post_type( $post_type ) ) { |
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add_meta_box( 'ml_box', __( 'Languages', 'polylang' ), array( $this, 'post_language' ), $post_type, 'side', 'high' ); |
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} |
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} |
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|
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/** |
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* Displays the Languages metabox in the 'Edit Post' and 'Edit Page' panels |
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* |
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* @since 0.1 |
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*/ |
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public function post_language() { |
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global $post_ID; |
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$post_id = $post_ID; |
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$post_type = get_post_type( $post_ID ); |
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|
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$lang = ( $lg = $this->model->post->get_language( $post_ID ) ) ? $lg : |
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( isset( $_GET['new_lang'] ) ? $this->model->get_language( $_GET['new_lang'] ) : |
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$this->pref_lang ); |
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|
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$dropdown = new PLL_Walker_Dropdown(); |
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|
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wp_nonce_field( 'pll_language', '_pll_nonce' ); |
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|
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// NOTE: the class "tags-input" allows to include the field in the autosave $_POST ( see autosave.js ) |
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printf( |
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'<p><strong>%1$s</strong></p> |
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<label class="screen-reader-text" for="%2$s">%1$s</label> |
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<div id="select-%3$s-language">%4$s</div>', |
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esc_html__( 'Language', 'polylang' ), |
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$id = ( 'attachment' === $post_type ) ? sprintf( 'attachments[%d][language]', $post_ID ) : 'post_lang_choice', |
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'attachment' === $post_type ? 'media' : 'post', |
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$dropdown->walk( |
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$this->model->get_languages_list(), |
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array( |
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'name' => $id, |
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'class' => 'post_lang_choice tags-input', |
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'selected' => $lang ? $lang->slug : '', |
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'flag' => true, |
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) |
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) |
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); |
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|
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/** |
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* Fires before displaying the list of translations in the Languages metabox for posts |
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* |
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* @since 1.8 |
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*/ |
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do_action( 'pll_before_post_translations', $post_type ); |
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|
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echo '<div id="post-translations" class="translations">'; |
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if ( $lang ) { |
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include PLL_ADMIN_INC . '/view-translations-' . ( 'attachment' == $post_type ? 'media' : 'post' ) . '.php'; |
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} |
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echo '</div>' . "\n"; |
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} |
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|
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/** |
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* Ajax response for changing the language in the post metabox |
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* |
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* @since 0.2 |
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*/ |
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public function post_lang_choice() { |
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check_ajax_referer( 'pll_language', '_pll_nonce' ); |
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|
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global $post_ID; // Obliged to use the global variable for wp_popular_terms_checklist |
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$post_id = $post_ID = (int) $_POST['post_id']; |
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$lang = $this->model->get_language( $_POST['lang'] ); |
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|
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$post_type = $_POST['post_type']; |
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$post_type_object = get_post_type_object( $post_type ); |
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if ( ! current_user_can( $post_type_object->cap->edit_post, $post_ID ) ) { |
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wp_die( -1 ); |
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} |
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|
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$this->model->post->set_language( $post_ID, $lang ); // Save language, useful to set the language when uploading media from post |
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|
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// We also need to save the translations to match the language change |
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$translations = $this->model->post->get_translations( $post_ID ); |
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$translations = array_diff( $translations, array( $post_ID ) ); |
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$this->model->post->save_translations( $post_ID, $translations ); |
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|
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ob_start(); |
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if ( $lang ) { |
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include PLL_ADMIN_INC . '/view-translations-' . ( 'attachment' == $post_type ? 'media' : 'post' ) . '.php'; |
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} |
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$x = new WP_Ajax_Response( array( 'what' => 'translations', 'data' => ob_get_contents() ) ); |
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ob_end_clean(); |
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|
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// Categories |
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if ( isset( $_POST['taxonomies'] ) ) { |
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// Not set for pages |
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foreach ( $_POST['taxonomies'] as $taxname ) { |
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$taxonomy = get_taxonomy( $taxname ); |
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|
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ob_start(); |
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$popular_ids = wp_popular_terms_checklist( $taxonomy->name ); |
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$supplemental['populars'] = ob_get_contents(); |
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ob_end_clean(); |
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|
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ob_start(); |
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// Use $post_ID to remember checked terms in case we come back to the original language |
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wp_terms_checklist( $post_ID, array( 'taxonomy' => $taxonomy->name, 'popular_cats' => $popular_ids ) ); |
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$supplemental['all'] = ob_get_contents(); |
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ob_end_clean(); |
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|
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$supplemental['dropdown'] = wp_dropdown_categories( |
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array( |
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'taxonomy' => $taxonomy->name, |
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'hide_empty' => 0, |
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'name' => 'new' . $taxonomy->name . '_parent', |
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'orderby' => 'name', |
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'hierarchical' => 1, |
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'show_option_none' => '— ' . $taxonomy->labels->parent_item . ' —', |
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'echo' => 0, |
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) |
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); |
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|
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$x->Add( array( 'what' => 'taxonomy', 'data' => $taxonomy->name, 'supplemental' => $supplemental ) ); |
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} |
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} |
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|
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// Parent dropdown list ( only for hierarchical post types ) |
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if ( in_array( $post_type, get_post_types( array( 'hierarchical' => true ) ) ) ) { |
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$post = get_post( $post_ID ); |
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|
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// Args and filter from 'page_attributes_meta_box' in wp-admin/includes/meta-boxes.php of WP 4.2.1 |
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$dropdown_args = array( |
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'post_type' => $post->post_type, |
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'exclude_tree' => $post->ID, |
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'selected' => $post->post_parent, |
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'name' => 'parent_id', |
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'show_option_none' => __( '(no parent)' ), |
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'sort_column' => 'menu_order, post_title', |
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'echo' => 0, |
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); |
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|
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/** This filter is documented in wp-admin/includes/meta-boxes.php */ |
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$dropdown_args = apply_filters( 'page_attributes_dropdown_pages_args', $dropdown_args, $post ); // Since WP 3.3 |
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|
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$x->Add( array( 'what' => 'pages', 'data' => wp_dropdown_pages( $dropdown_args ) ) ); |
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} |
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|
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// Flag |
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$x->Add( array( 'what' => 'flag', 'data' => empty( $lang->flag ) ? esc_html( $lang->slug ) : $lang->flag ) ); |
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|
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// Sample permalink |
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$x->Add( array( 'what' => 'permalink', 'data' => get_sample_permalink_html( $post_ID ) ) ); |
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|
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$x->send(); |
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} |
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|
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/** |
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* Ajax response for input in translation autocomplete input box |
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* |
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* @since 1.5 |
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*/ |
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public function ajax_posts_not_translated() { |
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check_ajax_referer( 'pll_language', '_pll_nonce' ); |
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|
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if ( ! post_type_exists( $_GET['post_type'] ) ) { |
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die( 0 ); |
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} |
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|
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$post_language = $this->model->get_language( $_GET['post_language'] ); |
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$translation_language = $this->model->get_language( $_GET['translation_language'] ); |
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|
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// Don't order by title: see https://wordpress.org/support/topic/find-translated-post-when-10-is-not-enough |
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$args = array( |
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's' => wp_unslash( $_GET['term'] ), |
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'suppress_filters' => 0, // To make the post_fields filter work |
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'lang' => 0, // Avoid admin language filter |
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'numberposts' => 20, // Limit to 20 posts |
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'post_status' => 'any', |
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'post_type' => $_GET['post_type'], |
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'tax_query' => array( |
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array( |
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'taxonomy' => 'language', |
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'field' => 'term_taxonomy_id', // WP 3.5+ |
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'terms' => $translation_language->term_taxonomy_id, |
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), |
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), |
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); |
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|
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/** |
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* Filter the query args when auto suggesting untranslated posts in the Languages metabox |
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* This should help plugins to fix some edge cases |
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* |
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* @see https://wordpress.org/support/topic/find-translated-post-when-10-is-not-enough |
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* |
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* @since 1.7 |
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* |
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* @param array $args WP_Query arguments |
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*/ |
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$args = apply_filters( 'pll_ajax_posts_not_translated_args', $args ); |
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$posts = get_posts( $args ); |
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|
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$return = array(); |
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|
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foreach ( $posts as $key => $post ) { |
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if ( ! $this->model->post->get_translation( $post->ID, $post_language ) ) { |
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$return[] = array( |
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'id' => $post->ID, |
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'value' => $post->post_title, |
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'link' => $this->links->edit_post_translation_link( $post->ID ), |
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); |
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} |
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} |
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|
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// Add current translation in list |
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if ( $post_id = $this->model->post->get_translation( (int) $_GET['pll_post_id'], $translation_language ) ) { |
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$post = get_post( $post_id ); |
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array_unshift( |
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$return, |
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array( |
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'id' => $post_id, |
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'value' => $post->post_title, |
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'link' => $this->links->edit_post_translation_link( $post_id ), |
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) |
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); |
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} |
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|
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wp_die( json_encode( $return ) ); |
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} |
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|
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/** |
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* Filters the pages by language in the parent dropdown list in the page attributes metabox |
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* |
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* @since 0.6 |
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* |
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* @param array $dropdown_args Arguments passed to wp_dropdown_pages |
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* @param object $post |
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* @return array Modified arguments |
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*/ |
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public function page_attributes_dropdown_pages_args( $dropdown_args, $post ) { |
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$dropdown_args['lang'] = isset( $_POST['lang'] ) ? $this->model->get_language( $_POST['lang'] ) : $this->model->post->get_language( $post->ID ); // ajax or not ? |
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if ( ! $dropdown_args['lang'] ) { |
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$dropdown_args['lang'] = $this->pref_lang; |
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} |
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|
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return $dropdown_args; |
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} |
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} |
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|
