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<?php |
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|
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/** |
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* Manages copy and synchronization of terms and post metas |
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* |
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* @since 1.2 |
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*/ |
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class PLL_Admin_Sync { |
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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 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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$this->options = &$polylang->options; |
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|
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add_filter( 'wp_insert_post_parent', array( $this, 'wp_insert_post_parent' ), 10, 3 ); |
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add_action( 'add_meta_boxes', array( $this, 'add_meta_boxes' ), 5, 2 ); // Before Types which populates custom fields in same hook with priority 10 |
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|
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add_action( 'pll_save_post', array( $this, 'pll_save_post' ), 10, 3 ); |
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add_action( 'pll_save_term', array( $this, 'pll_save_term' ), 10, 3 ); |
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|
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if ( $this->options['media_support'] ) { |
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add_action( 'pll_translate_media', array( $this, 'copy_taxonomies' ), 10, 3 ); |
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add_action( 'pll_translate_media', array( $this, 'copy_post_metas' ), 10, 3 ); |
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add_action( 'edit_attachment', array( $this, 'edit_attachment' ) ); |
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} |
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} |
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|
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/** |
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* Translate post parent if exists when using "Add new" ( translation ) |
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* |
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* @since 0.6 |
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* |
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* @param int $post_parent Post parent ID |
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* @param int $post_id Post ID, unused |
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* @param array $postarr Array of parsed post data |
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* @return int |
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*/ |
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public function wp_insert_post_parent( $post_parent, $post_id, $postarr ) { |
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// Make sure not to impact media translations created at the same time |
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return isset( $_GET['from_post'], $_GET['new_lang'], $_GET['post_type'] ) && $_GET['post_type'] === $postarr['post_type'] && ( $id = wp_get_post_parent_id( (int) $_GET['from_post'] ) ) && ( $parent = $this->model->post->get_translation( $id, $_GET['new_lang'] ) ) ? $parent : $post_parent; |
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} |
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|
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/** |
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* Copy post metas, menu order, comment and ping status when using "Add new" ( translation ) |
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* formerly used dbx_post_advanced deprecated in WP 3.7 |
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* |
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* @since 1.2 |
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* |
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* @param string $post_type unused |
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* @param object $post current post object |
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*/ |
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public function add_meta_boxes( $post_type, $post ) { |
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if ( 'post-new.php' == $GLOBALS['pagenow'] && isset( $_GET['from_post'], $_GET['new_lang'] ) && $this->model->is_translated_post_type( $post->post_type ) ) { |
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// Capability check already done in post-new.php |
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$from_post_id = (int) $_GET['from_post']; |
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$from_post = get_post( $from_post_id ); |
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$lang = $this->model->get_language( $_GET['new_lang'] ); |
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|
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if ( ! $from_post || ! $lang ) { |
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return; |
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} |
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|
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$this->copy_taxonomies( $from_post_id, $post->ID, $lang->slug ); |
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$this->copy_post_metas( $from_post_id, $post->ID, $lang->slug ); |
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|
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foreach ( array( 'menu_order', 'comment_status', 'ping_status' ) as $property ) { |
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$post->$property = $from_post->$property; |
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} |
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|
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if ( is_sticky( $from_post_id ) ) { |
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stick_post( $post->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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* Get the list of taxonomies to copy or to synchronize |
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* |
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* @since 1.7 |
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* |
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* @param bool $sync true if it is synchronization, false if it is a copy |
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* @return array list of taxonomy names |
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*/ |
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public function get_taxonomies_to_copy( $sync ) { |
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$taxonomies = ! $sync || in_array( 'taxonomies', $this->options['sync'] ) ? $this->model->get_translated_taxonomies() : array(); |
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if ( ! $sync || in_array( 'post_format', $this->options['sync'] ) ) { |
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$taxonomies[] = 'post_format'; |
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} |
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|
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/** |
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* Filter the taxonomies to copy or synchronize |
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* |
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* @since 1.7 |
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* |
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* @param array $taxonomies list of taxonomy names |
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* @param bool $sync true if it is synchronization, false if it is a copy |
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*/ |
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return array_unique( apply_filters( 'pll_copy_taxonomies', $taxonomies, $sync ) ); |
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} |
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|
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/** |
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* Copy or synchronize terms |
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* |
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* @since 1.8 |
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* |
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* @param int $from id of the post from which we copy informations |
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* @param int $to id of the post to which we paste informations |
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* @param string $lang language slug |
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* @param bool $sync true if it is synchronization, false if it is a copy, defaults to false |
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*/ |
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public function copy_taxonomies( $from, $to, $lang, $sync = false ) { |
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// Get taxonomies to sync for this post type |
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$taxonomies = array_intersect( get_post_taxonomies( $from ), $this->get_taxonomies_to_copy( $sync ) ); |
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|
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// Update the term cache to reduce the number of queries in the loop |
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update_object_term_cache( $sync ? array( $from, $to ) : $from, get_post_type( $from ) ); |
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|
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// Copy or synchronize terms |
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// FIXME quite a lot of query in foreach |
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foreach ( $taxonomies as $tax ) { |
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$terms = get_the_terms( $from, $tax ); |
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|
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// Translated taxonomy |
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if ( $this->model->is_translated_taxonomy( $tax ) ) { |
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$newterms = array(); |
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if ( is_array( $terms ) ) { |
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foreach ( $terms as $term ) { |
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if ( $term_id = $this->model->term->get_translation( $term->term_id, $lang ) ) { |
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$newterms[] = (int) $term_id; // Cast is important otherwise we get 'numeric' tags |
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} |
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} |
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} |
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|
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// For some reasons, the user may have untranslated terms in the translation. don't forget them. |
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if ( $sync ) { |
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$tr_terms = get_the_terms( $to, $tax ); |
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if ( is_array( $tr_terms ) ) { |
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foreach ( $tr_terms as $term ) { |
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if ( ! $this->model->term->get_translation( $term->term_id, $this->model->post->get_language( $from ) ) ) { |
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$newterms[] = (int) $term->term_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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if ( ! empty( $newterms ) || $sync ) { |
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wp_set_object_terms( $to, $newterms, $tax ); // replace terms in translation |
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} |
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} |
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|
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// Untranslated taxonomy ( post format ) |
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// Don't use simple get_post_format / set_post_format to generalize the case to other taxonomies |
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else { |
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wp_set_object_terms( $to, is_array( $terms ) ? array_map( 'intval', wp_list_pluck( $terms, 'term_id' ) ) : null, $tax ); |
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} |
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} |
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} |
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|
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/** |
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* Copy or synchronize metas (custom fields) |
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* |
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* @since 0.9 |
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* |
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* @param int $from id of the post from which we copy informations |
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* @param int $to id of the post to which we paste informations |
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* @param string $lang language slug |
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* @param bool $sync true if it is synchronization, false if it is a copy, defaults to false |
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*/ |
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public function copy_post_metas( $from, $to, $lang, $sync = false ) { |
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// Copy or synchronize post metas and allow plugins to do the same |
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$metas = get_post_custom( $from ); |
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$keys = array(); |
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|
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// Get public meta keys ( including from translated post in case we just deleted a custom field ) |
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if ( ! $sync || in_array( 'post_meta', $this->options['sync'] ) ) { |
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foreach ( $keys = array_unique( array_merge( array_keys( $metas ), array_keys( get_post_custom( $to ) ) ) ) as $k => $meta_key ) { |
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if ( is_protected_meta( $meta_key ) ) { |
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unset( $keys[ $k ] ); |
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} |
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} |
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} |
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|
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// Add page template and featured image |
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foreach ( array( '_wp_page_template', '_thumbnail_id' ) as $meta ) { |
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if ( ! $sync || in_array( $meta, $this->options['sync'] ) ) { |
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$keys[] = $meta; |
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} |
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} |
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|
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/** |
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* Filter the custom fields to copy or synchronize |
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* |
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* @since 0.6 |
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* @since 1.9.2 The `$from`, `$to`, `$lang` parameters were added. |
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* |
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* @param array $keys list of custom fields names |
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* @param bool $sync true if it is synchronization, false if it is a copy |
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* @param int $from id of the post from which we copy informations |
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* @param int $to id of the post to which we paste informations |
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* @param string $lang language slug |
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*/ |
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$keys = array_unique( apply_filters( 'pll_copy_post_metas', $keys, $sync, $from, $to, $lang ) ); |
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|
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// And now copy / synchronize |
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foreach ( $keys as $key ) { |
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delete_post_meta( $to, $key ); // The synchronization process of multiple values custom fields is easier if we delete all metas first |
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if ( isset( $metas[ $key ] ) ) { |
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foreach ( $metas[ $key ] as $value ) { |
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// Important: always maybe_unserialize value coming from get_post_custom. See codex. |
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// Thanks to goncalveshugo http://wordpress.org/support/topic/plugin-polylang-pll_copy_post_meta |
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$value = maybe_unserialize( $value ); |
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// Special case for featured images which can be translated |
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add_post_meta( $to, $key, ( '_thumbnail_id' == $key && $tr_value = $this->model->post->get_translation( $value, $lang ) ) ? $tr_value : $value ); |
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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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* Synchronizes terms and metas in translations |
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* |
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* @since 1.2 |
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* |
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* @param int $post_id post id |
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* @param object $post post object |
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* @param array $translations post translations |
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*/ |
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public function pll_save_post( $post_id, $post, $translations ) { |
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global $wpdb, $post_type; |
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|
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// Prepare properties to synchronize |
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foreach ( array( 'comment_status', 'ping_status', 'menu_order', 'post_date' ) as $property ) { |
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if ( in_array( $property, $this->options['sync'] ) ) { |
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$postarr[ $property ] = $post->$property; |
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} |
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} |
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|
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if ( in_array( 'post_date', $this->options['sync'] ) ) { |
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$postarr['post_date_gmt'] = $post->post_date_gmt; |
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} |
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|
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// Synchronize terms and metas in translations |
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foreach ( $translations as $lang => $tr_id ) { |
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if ( ! $tr_id || $tr_id === $post_id ) { |
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continue; |
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} |
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|
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// Synchronize terms and metas |
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$this->copy_taxonomies( $post_id, $tr_id, $lang, true ); |
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$this->copy_post_metas( $post_id, $tr_id, $lang, true ); |
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|
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// Sticky posts |
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if ( in_array( 'sticky_posts', $this->options['sync'] ) ) { |
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isset( $_REQUEST['sticky'] ) ? stick_post( $tr_id ) : unstick_post( $tr_id ); |
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} |
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|
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// Add comment status, ping status, menu order... to synchronization |
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$tr_arr = empty( $postarr ) ? array() : $postarr; |
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|
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// Add post parent to synchronization |
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// Make sure not to impact media translations when creating them at the same time as post |
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// Do not udpate the translation parent if the user set a parent with no translation |
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if ( in_array( 'post_parent', $this->options['sync'] ) && $post_type === $post->post_type ) { |
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$post_parent = ( $parent_id = wp_get_post_parent_id( $post_id ) ) ? $this->model->post->get_translation( $parent_id, $lang ) : 0; |
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if ( ! ( $parent_id && ! $post_parent ) ) { |
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$tr_arr['post_parent'] = $post_parent; |
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} |
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} |
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|
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// Update all the row at once |
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// Don't use wp_update_post to avoid infinite loop |
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if ( ! empty( $tr_arr ) ) { |
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$wpdb->update( $wpdb->posts, $tr_arr, array( 'ID' => $tr_id ) ); |
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clean_post_cache( $tr_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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* Synchronize translations of a term in all posts |
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* |
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* @since 1.2 |
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* |
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* @param int $term_id term id |
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* @param string $taxonomy taxonomy name of the term |
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* @param array $translations translations of the term |
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*/ |
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public function pll_save_term( $term_id, $taxonomy, $translations ) { |
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// Check if the taxonomy is synchronized |
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if ( ! $this->model->is_translated_taxonomy( $taxonomy ) || ! in_array( $taxonomy, $this->get_taxonomies_to_copy( true ) ) ) { |
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return; |
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} |
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|
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// Get all posts associated to this term |
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$posts = get_posts( array( |
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'numberposts' => -1, |
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'nopaging' => true, |
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'post_type' => 'any', |
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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' => $taxonomy, |
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'field' => 'id', |
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'terms' => array_merge( array( $term_id ), array_values( $translations ) ), |
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'include_children' => false, |
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) ), |
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) ); |
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|
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// Associate translated term to translated post |
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// FIXME quite a lot of query in foreach |
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foreach ( $this->model->get_languages_list() as $language ) { |
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if ( $translated_term = $this->model->term->get( $term_id, $language ) ) { |
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foreach ( $posts as $post_id ) { |
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if ( $translated_post = $this->model->post->get( $post_id, $language ) ) { |
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wp_set_object_terms( $translated_post, $translated_term, $taxonomy, 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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// Synchronize parent in translations |
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// Calling clean_term_cache *after* this is mandatory otherwise the $taxonomy_children option is not correctly updated |
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// Before WP 3.9 clean_term_cache could be called ( efficiently ) only one time due to static array which prevented to update the option more than once |
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// This is the reason to use the edit_term filter and not edited_term |
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// Take care that $_POST contains the only valid values for the current term |
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// FIXME can I synchronize parent without using $_POST instead? |
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if ( isset( $_POST['term_tr_lang'] ) ) { |
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foreach ( $_POST['term_tr_lang'] as $lang => $tr_id ) { |
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if ( $tr_id ) { |
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if ( isset( $_POST['parent'] ) && -1 != $_POST['parent'] ) { // Since WP 3.1 |
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$term_parent = $this->model->term->get_translation( (int) $_POST['parent'], $lang ); |
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} |
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|
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global $wpdb; |
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$wpdb->update( $wpdb->term_taxonomy, |
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array( 'parent' => isset( $term_parent ) ? $term_parent : 0 ), |
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array( 'term_taxonomy_id' => get_term( (int) $tr_id, $taxonomy )->term_taxonomy_id ) |
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); |
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|
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clean_term_cache( $tr_id, $taxonomy ); // OK since WP 3.9 |
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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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* Synchronizes terms and metas in translations for media |
| 354 |
* |
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* @since 1.8 |
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* |
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* @param int $post_id post id |
| 358 |
*/ |
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public function edit_attachment( $post_id ) { |
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$this->pll_save_post( $post_id, get_post( $post_id ), $this->model->post->get_translations( $post_id ) ); |
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} |
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} |
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|
