d function parse_orderby( $orderby ) { global $wpdb; // Used to filter values. $allowed_keys = array( 'post_name', 'post_author', 'post_date', 'post_title', 'post_modified', 'post_parent', 'post_type', 'name', 'author', 'date', 'title', 'modified', 'parent', 'type', 'ID', 'menu_order', 'comment_count', 'rand', ); $primary_meta_key = ''; $primary_meta_query = false; $meta_clauses = $this->meta_query->get_clauses(); if ( ! empty( $meta_clauses ) ) { $primary_meta_query = reset( $meta_clauses ); if ( ! empty( $primary_meta_query['key'] ) ) { $primary_meta_key = $primary_meta_query['key']; $allowed_keys[] = $primary_meta_key; } $allowed_keys[] = 'meta_value'; $allowed_keys[] = 'meta_value_num'; $allowed_keys = array_merge( $allowed_keys, array_keys( $meta_clauses ) ); } // If RAND() contains a seed value, sanitize and add to allowed keys. $rand_with_seed = false; if ( preg_match( '/RAND\(([0-9]+)\)/i', $orderby, $matches ) ) { $orderby = sprintf( 'RAND(%s)', intval( $matches[1] ) ); $allowed_keys[] = $orderby; $rand_with_seed = true; } if ( ! in_array( $orderby, $allowed_keys, true ) ) { return false; } switch ( $orderby ) { case 'post_name': case 'post_author': case 'post_date': case 'post_title': case 'post_modified': case 'post_parent': case 'post_type': case 'ID': case 'menu_order': case 'comment_count': $orderby_clause = "{$wpdb->posts}.{$orderby}"; break; case 'rand': $orderby_clause = 'RAND()'; break; case $primary_meta_key: case 'meta_value': if ( ! empty( $primary_meta_query['type'] ) ) { $orderby_clause = "CAST({$primary_meta_query['alias']}.meta_value AS {$primary_meta_query['cast']})"; } else { $orderby_clause = "{$primary_meta_query['alias']}.meta_value"; } break; case 'meta_value_num': $orderby_clause = "{$primary_meta_query['alias']}.meta_value+0"; break; default: if ( array_key_exists( $orderby, $meta_clauses ) ) { // $orderby corresponds to a meta_query clause. $meta_clause = $meta_clauses[ $orderby ]; $orderby_clause = "CAST({$meta_clause['alias']}.meta_value AS {$meta_clause['cast']})"; } elseif ( $rand_with_seed ) { $orderby_clause = $orderby; } else { // Default: order by post field. $orderby_clause = "{$wpdb->posts}.post_" . sanitize_key( $orderby ); } break; } return $orderby_clause; } /** * Parse an 'order' query variable and cast it to ASC or DESC as necessary. * * @since 4.0.0 * * @param string $order The 'order' query variable. * @return string The sanitized 'order' query variable. */ protected function parse_order( $order ) { if ( ! is_string( $order ) || empty( $order ) ) { return 'DESC'; } if ( 'ASC' === strtoupper( $order ) ) { return 'ASC'; } else { return 'DESC'; } } /** * Sets the 404 property and saves whether query is feed. * * @since 2.0.0 */ public function set_404() { $is_feed = $this->is_feed; $this->init_query_flags(); $this->is_404 = true; $this->is_feed = $is_feed; } /** * Retrieve query variable. * * @since 1.5.0 * @since 3.9.0 The `$default` argument was introduced. * * * @param string $query_var Query variable key. * @param mixed $default Optional. Value to return if the query variable is not set. Default empty. * @return mixed Contents of the query variable. */ public function get( $query_var, $default = '' ) { if ( isset( $this->query_vars[ $query_var ] ) ) { return $this->query_vars[ $query_var ]; } return $default; } /** * Set query variable. * * @since 1.5.0 * * @param string $query_var Query variable key. * @param mixed $value Query variable value. */ public function set($query_var, $value) { $this->query_vars[$query_var] = $value; } /** * Retrieve the posts based on query variables. * * There are a few filters and actions that can be used to modify the post * database query. * * @since 1.5.0 * * @return array List of posts. */ public function get_posts() { global $wpdb; $this->parse_query(); /** * Fires after the query variable object is created, but before the actual query is run. * * Note: If using conditional tags, use the method versions within the passed instance * (e.g. $this->is_main_query() instead of is_main_query()). This is because the functions * like is_main_query() test against the global $wp_query instance, not the passed one. * * @since 2.0.0 * * @param WP_Query $this The WP_Query instance (passed by reference). */ do_action_ref_array( 'pre_get_posts', array( &$this ) ); // Shorthand. $q = &$this->query_vars; // Fill again in case pre_get_posts unset some vars. $q = $this->fill_query_vars($q); // Parse meta query $this->meta_query = new WP_Meta_Query(); $this->meta_query->parse_query_vars( $q ); // Set a flag if a pre_get_posts hook changed the query vars. $hash = md5( serialize( $this->query_vars ) ); if ( $hash != $this->query_vars_hash ) { $this->query_vars_changed = true; $this->query_vars_hash = $hash; } unset($hash); // First let's clear some variables $distinct = ''; $whichauthor = ''; $whichmimetype = ''; $where = ''; $limits = ''; $join = ''; $search = ''; $groupby = ''; $post_status_join = false; $page = 1; if ( isset( $q['caller_get_posts'] ) ) { _deprecated_argument( 'WP_Query', '3.1.0', /* translators: 1: caller_get_posts, 2: ignore_sticky_posts */ sprintf( __( '%1$s is deprecated. Use %2$s instead.' ), 'caller_get_posts', 'ignore_sticky_posts' ) ); if ( ! isset( $q['ignore_sticky_posts'] ) ) { $q['ignore_sticky_posts'] = $q['caller_get_posts']; } } if ( !isset( $q['ignore_sticky_posts'] ) ) $q['ignore_sticky_posts'] = false; if ( !isset($q['suppress_filters']) ) $q['suppress_filters'] = false; if ( !isset($q['cache_results']) ) { if ( wp_using_ext_object_cache() ) $q['cache_results'] = false; else $q['cache_results'] = true; } if ( !isset($q['update_post_term_cache']) ) $q['update_post_term_cache'] = true; if ( ! isset( $q['lazy_load_term_meta'] ) ) { $q['lazy_load_term_meta'] = $q['update_post_term_cache']; } if ( !isset($q['update_post_meta_cache']) ) $q['update_post_meta_cache'] = true; if ( !isset($q['post_type']) ) { if ( $this->is_search ) $q['post_type'] = 'any'; else $q['post_type'] = ''; } $post_type = $q['post_type']; if ( empty( $q['posts_per_page'] ) ) { $q['posts_per_page'] = get_option( 'posts_per_page' ); } if ( isset($q['showposts']) && $q['showposts'] ) { $q['showposts'] = (int) $q['showposts']; $q['posts_per_page'] = $q['showposts']; } if ( (isset($q['posts_per_archive_page']) && $q['posts_per_archive_page'] != 0) && ($this->is_archive || $this->is_search) ) $q['posts_per_page'] = $q['posts_per_archive_page']; if ( !isset($q['nopaging']) ) { if ( $q['posts_per_page'] == -1 ) { $q['nopaging'] = true; } else { $q['nopaging'] = false; } } if ( $this->is_feed ) { // This overrides posts_per_page. if ( ! empty( $q['posts_per_rss'] ) ) { $q['posts_per_page'] = $q['posts_per_rss']; } else { $q['posts_per_page'] = get_option( 'posts_per_rss' ); } $q['nopaging'] = false; } $q['posts_per_page'] = (int) $q['posts_per_page']; if ( $q['posts_per_page'] < -1 ) $q['posts_per_page'] = abs($q['posts_per_page']); elseif ( $q['posts_per_page'] == 0 ) $q['posts_per_page'] = 1; if ( !isset($q['comments_per_page']) || $q['comments_per_page'] == 0 ) $q['comments_per_page'] = get_option('comments_per_page'); if ( $this->is_home && (empty($this->query) || $q['preview'] == 'true') && ( 'page' == get_option('show_on_front') ) && get_option('page_on_front') ) { $this->is_page = true; $this->is_home = false; $q['page_id'] = get_option('page_on_front'); } if ( isset($q['page']) ) { $q['page'] = trim($q['page'], '/'); $q['page'] = absint($q['page']); } // If true, forcibly turns off SQL_CALC_FOUND_ROWS even when limits are present. if ( isset($q['no_found_rows']) ) $q['no_found_rows'] = (bool) $q['no_found_rows']; else $q['no_found_rows'] = false; switch ( $q['fields'] ) { case 'ids': $fields = "{$wpdb->posts}.ID"; break; case 'id=>parent': $fields = "{$wpdb->posts}.ID, {$wpdb->posts}.post_parent"; break; default: $fields = "{$wpdb->posts}.*"; } if ( '' !== $q['menu_order'] ) { $where .= " AND {$wpdb->posts}.menu_order = " . $q['menu_order']; } // The "m" parameter is meant for months but accepts datetimes of varying specificity if ( $q['m'] ) { $where .= " AND YEAR({$wpdb->posts}.post_date)=" . substr($q['m'], 0, 4); if ( strlen($q['m']) > 5 ) { $where .= " AND MONTH({$wpdb->posts}.post_date)=" . substr($q['m'], 4, 2); } if ( strlen($q['m']) > 7 ) { $where .= " AND DAYOFMONTH({$wpdb->posts}.post_date)=" . substr($q['m'], 6, 2); } if ( strlen($q['m']) > 9 ) { $where .= " AND HOUR({$wpdb->posts}.post_date)=" . substr($q['m'], 8, 2); } if ( strlen($q['m']) > 11 ) { $where .= " AND MINUTE({$wpdb->posts}.post_date)=" . substr($q['m'], 10, 2); } if ( strlen($q['m']) > 13 ) { $where .= " AND SECOND({$wpdb->posts}.post_date)=" . substr($q['m'], 12, 2); } } // Handle the other individual date parameters $date_parameters = array(); if ( '' !== $q['hour'] ) $date_parameters['hour'] = $q['hour']; if ( '' !== $q['minute'] ) $date_parameters['minute'] = $q['minute']; if ( '' !== $q['second'] ) $date_parameters['second'] = $q['second']; if ( $q['year'] ) $date_parameters['year'] = $q['year']; if ( $q['monthnum'] ) $date_parameters['monthnum'] = $q['monthnum']; if ( $q['w'] ) $date_parameters['week'] = $q['w']; if ( $q['day'] ) $date_parameters['day'] = $q['day']; if ( $date_parameters ) { $date_query = new WP_Date_Query( array( $date_parameters ) ); $where .= $date_query->get_sql(); } unset( $date_parameters, $date_query ); // Handle complex date queries if ( ! empty( $q['date_query'] ) ) { $this->date_query = new WP_Date_Query( $q['date_query'] ); $where .= $this->date_query->get_sql(); } // If we've got a post_type AND it's not "any" post_type. if ( !empty($q['post_type']) && 'any' != $q['post_type'] ) { foreach ( (array)$q['post_type'] as $_post_type ) { $ptype_obj = get_post_type_object($_post_type); if ( !$ptype_obj || !$ptype_obj->query_var || empty($q[ $ptype_obj->query_var ]) ) continue; if ( ! $ptype_obj->hierarchical ) { // Non-hierarchical post types can directly use 'name'. $q['name'] = $q[ $ptype_obj->query_var ]; } else { // Hierarchical post types will operate through 'pagename'. $q['pagename'] = $q[ $ptype_obj->query_var ]; $q['name'] = ''; } // Only one request for a slug is possible, this is why name & pagename are overwritten above. break; } //end foreach unset($ptype_obj); } if ( '' !== $q['title'] ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_title = %s", stripslashes( $q['title'] ) ); } // Parameters related to 'post_name'. if ( '' != $q['name'] ) { $q['name'] = sanitize_title_for_query( $q['name'] ); $where .= " AND {$wpdb->posts}.post_name = '" . $q['name'] . "'"; } elseif ( '' != $q['pagename'] ) { if ( isset($this->queried_object_id) ) { $reqpage = $this->queried_object_id; } else { if ( 'page' != $q['post_type'] ) { foreach ( (array)$q['post_type'] as $_post_type ) { $ptype_obj = get_post_type_object($_post_type); if ( !$ptype_obj || !$ptype_obj->hierarchical ) continue; $reqpage = get_page_by_path($q['pagename'], OBJECT, $_post_type); if ( $reqpage ) break; } unset($ptype_obj); } else { $reqpage = get_page_by_path($q['pagename']); } if ( !empty($reqpage) ) $reqpage = $reqpage->ID; else $reqpage = 0; } $page_for_posts = get_option('page_for_posts'); if ( ('page' != get_option('show_on_front') ) || empty($page_for_posts) || ( $reqpage != $page_for_posts ) ) { $q['pagename'] = sanitize_title_for_query( wp_basename( $q['pagename'] ) ); $q['name'] = $q['pagename']; $where .= " AND ({$wpdb->posts}.ID = '$reqpage')"; $reqpage_obj = get_post( $reqpage ); if ( is_object($reqpage_obj) && 'attachment' == $reqpage_obj->post_type ) { $this->is_attachment = true; $post_type = $q['post_type'] = 'attachment'; $this->is_page = true; $q['attachment_id'] = $reqpage; } } } elseif ( '' != $q['attachment'] ) { $q['attachment'] = sanitize_title_for_query( wp_basename( $q['attachment'] ) ); $q['name'] = $q['attachment']; $where .= " AND {$wpdb->posts}.post_name = '" . $q['attachment'] . "'"; } elseif ( is_array( $q['post_name__in'] ) && ! empty( $q['post_name__in'] ) ) { $q['post_name__in'] = array_map( 'sanitize_title_for_query', $q['post_name__in'] ); $post_name__in = "'" . implode( "','", $q['post_name__in'] ) . "'"; $where .= " AND {$wpdb->posts}.post_name IN ($post_name__in)"; } // If an attachment is requested by number, let it supersede any post number. if ( $q['attachment_id'] ) $q['p'] = absint($q['attachment_id']); // If a post number is specified, load that post if ( $q['p'] ) { $where .= " AND {$wpdb->posts}.ID = " . $q['p']; } elseif ( $q['post__in'] ) { $post__in = implode(',', array_map( 'absint', $q['post__in'] )); $where .= " AND {$wpdb->posts}.ID IN ($post__in)"; } elseif ( $q['post__not_in'] ) { $post__not_in = implode(',', array_map( 'absint', $q['post__not_in'] )); $where .= " AND {$wpdb->posts}.ID NOT IN ($post__not_in)"; } if ( is_numeric( $q['post_parent'] ) ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_parent = %d ", $q['post_parent'] ); } elseif ( $q['post_parent__in'] ) { $post_parent__in = implode( ',', array_map( 'absint', $q['post_parent__in'] ) ); $where .= " AND {$wpdb->posts}.post_parent IN ($post_parent__in)"; } elseif ( $q['post_parent__not_in'] ) { $post_parent__not_in = implode( ',', array_map( 'absint', $q['post_parent__not_in'] ) ); $where .= " AND {$wpdb->posts}.post_parent NOT IN ($post_parent__not_in)"; } if ( $q['page_id'] ) { if ( ('page' != get_option('show_on_front') ) || ( $q['page_id'] != get_option('page_for_posts') ) ) { $q['p'] = $q['page_id']; $where = " AND {$wpdb->posts}.ID = " . $q['page_id']; } } // If a search pattern is specified, load the posts that match. if ( strlen( $q['s'] ) ) { $search = $this->parse_search( $q ); } if ( ! $q['suppress_filters'] ) { /** * Filters the search SQL that is used in the WHERE clause of WP_Query. * * @since 3.0.0 * * @param string $search Search SQL for WHERE clause. * @param WP_Query $this The current WP_Query object. */ $search = apply_filters_ref_array( 'posts_search', array( $search, &$this ) ); } // Taxonomies if ( !$this->is_singular ) { $this->parse_tax_query( $q ); $clauses = $this->tax_query->get_sql( $wpdb->posts, 'ID' ); $join .= $clauses['join']; $where .= $clauses['where']; } if ( $this->is_tax ) { if ( empty($post_type) ) { // Do a fully inclusive search for currently registered post types of queried taxonomies $post_type = array(); $taxonomies = array_keys( $this->tax_query->queried_terms ); foreach ( get_post_types( array( 'exclude_from_search' => false ) ) as $pt ) { $object_taxonomies = $pt === 'attachment' ? get_taxonomies_for_attachments() : get_object_taxonomies( $pt ); if ( array_intersect( $taxonomies, $object_taxonomies ) ) $post_type[] = $pt; } if ( ! $post_type ) $post_type = 'any'; elseif ( count( $post_type ) == 1 ) $post_type = $post_type[0]; $post_status_join = true; } elseif ( in_array('attachment', (array) $post_type) ) { $post_status_join = true; } } /* * Ensure that 'taxonomy', 'term', 'term_id', 'cat', and * 'category_name' vars are set for backward compatibility. */ if ( ! empty( $this->tax_query->queried_terms ) ) { /* * Set 'taxonomy', 'term', and 'term_id' to the * first taxonomy other than 'post_tag' or 'category'. */ if ( ! isset( $q['taxonomy'] ) ) { foreach ( $this->tax_query->queried_terms as $queried_taxonomy => $queried_items ) { if ( empty( $queried_items['terms'][0] ) ) { continue; } if ( ! in_array( $queried_taxonomy, array( 'category', 'post_tag' ) ) ) { $q['taxonomy'] = $queried_taxonomy; if ( 'slug' === $queried_items['field'] ) { $q['term'] = $queried_items['terms'][0]; } else { $q['term_id'] = $queried_items['terms'][0]; } // Take the first one we find. break; } } } // 'cat', 'category_name', 'tag_id' foreach ( $this->tax_query->queried_terms as $queried_taxonomy => $queried_items ) { if ( empty( $queried_items['terms'][0] ) ) { continue; } if ( 'category' === $queried_taxonomy ) { $the_cat = get_term_by( $queried_items['field'], $queried_items['terms'][0], 'category' ); if ( $the_cat ) { $this->set( 'cat', $the_cat->term_id ); $this->set( 'category_name', $the_cat->slug ); } unset( $the_cat ); } if ( 'post_tag' === $queried_taxonomy ) { $the_tag = get_term_by( $queried_items['field'], $queried_items['terms'][0], 'post_tag' ); if ( $the_tag ) { $this->set( 'tag_id', $the_tag->term_id ); } unset( $the_tag ); } } } if ( !empty( $this->tax_query->queries ) || !empty( $this->meta_query->queries ) ) { $groupby = "{$wpdb->posts}.ID"; } // Author/user stuff if ( ! empty( $q['author'] ) && $q['author'] != '0' ) { $q['author'] = addslashes_gpc( '' . urldecode( $q['author'] ) ); $authors = array_unique( array_map( 'intval', preg_split( '/[,\s]+/', $q['author'] ) ) ); foreach ( $authors as $author ) { $key = $author > 0 ? 'author__in' : 'author__not_in'; $q[$key][] = abs( $author ); } $q['author'] = implode( ',', $authors ); } if ( ! empty( $q['author__not_in'] ) ) { $author__not_in = implode( ',', array_map( 'absint', array_unique( (array) $q['author__not_in'] ) ) ); $where .= " AND {$wpdb->posts}.post_author NOT IN ($author__not_in) "; } elseif ( ! empty( $q['author__in'] ) ) { $author__in = implode( ',', array_map( 'absint', array_unique( (array) $q['author__in'] ) ) ); $where .= " AND {$wpdb->posts}.post_author IN ($author__in) "; } // Author stuff for nice URLs if ( '' != $q['author_name'] ) { if ( strpos($q['author_name'], '/') !== false ) { $q['author_name'] = explode('/', $q['author_name']); if ( $q['author_name'][ count($q['author_name'])-1 ] ) { $q['author_name'] = $q['author_name'][count($q['author_name'])-1]; // no trailing slash } else { $q['author_name'] = $q['author_name'][count($q['author_name'])-2]; // there was a trailing slash } } $q['author_name'] = sanitize_title_for_query( $q['author_name'] ); $q['author'] = get_user_by('slug', $q['author_name']); if ( $q['author'] ) $q['author'] = $q['author']->ID; $whichauthor .= " AND ({$wpdb->posts}.post_author = " . absint($q['author']) . ')'; } // Matching by comment count. if ( isset( $q['comment_count'] ) ) { // Numeric comment count is converted to array format. if ( is_numeric( $q['comment_count'] ) ) { $q['comment_count'] = array( 'value' => intval( $q['comment_count'] ), ); } if ( isset( $q['comment_count']['value'] ) ) { $q['comment_count'] = array_merge( array( 'compare' => '=', ), $q['comment_count'] ); // Fallback for invalid compare operators is '='. $compare_operators = array( '=', '!=', '>', '>=', '<', '<=' ); if ( ! in_array( $q['comment_count']['compare'], $compare_operators, true ) ) { $q['comment_count']['compare'] = '='; } $where .= $wpdb->prepare( " AND {$wpdb->posts}.comment_count {$q['comment_count']['compare']} %d", $q['comment_count']['value'] ); } } // MIME-Type stuff for attachment browsing if ( isset( $q['post_mime_type'] ) && '' != $q['post_mime_type'] ) { $whichmimetype = wp_post_mime_type_where( $q['post_mime_type'], $wpdb->posts ); } $where .= $search . $whichauthor . $whichmimetype; if ( ! empty( $this->meta_query->queries ) ) { $clauses = $this->meta_query->get_sql( 'post', $wpdb->posts, 'ID', $this ); $join .= $clauses['join']; $where .= $clauses['where']; } $rand = ( isset( $q['orderby'] ) && 'rand' === $q['orderby'] ); if ( ! isset( $q['order'] ) ) { $q['order'] = $rand ? '' : 'DESC'; } else { $q['order'] = $rand ? '' : $this->parse_order( $q['order'] ); } // Order by. if ( empty( $q['orderby'] ) ) { /* * Boolean false or empty array blanks out ORDER BY, * while leaving the value unset or otherwise empty sets the default. */ if ( isset( $q['orderby'] ) && ( is_array( $q['orderby'] ) || false === $q['orderby'] ) ) { $orderby = ''; } else { $orderby = "{$wpdb->posts}.post_date " . $q['order']; } } elseif ( 'none' == $q['orderby'] ) { $orderby = ''; } elseif ( $q['orderby'] == 'post__in' && ! empty( $post__in ) ) { $orderby = "FIELD( {$wpdb->posts}.ID, $post__in )"; } elseif ( $q['orderby'] == 'post_parent__in' && ! empty( $post_parent__in ) ) { $orderby = "FIELD( {$wpdb->posts}.post_parent, $post_parent__in )"; } elseif ( $q['orderby'] == 'post_name__in' && ! empty( $post_name__in ) ) { $orderby = "FIELD( {$wpdb->posts}.post_name, $post_name__in )"; } else { $orderby_array = array(); if ( is_array( $q['orderby'] ) ) { foreach ( $q['orderby'] as $_orderby => $order ) { $orderby = addslashes_gpc( urldecode( $_orderby ) ); $parsed = $this->parse_orderby( $orderby ); if ( ! $parsed ) { continue; } $orderby_array[] = $parsed . ' ' . $this->parse_order( $order ); } $orderby = implode( ', ', $orderby_array ); } else { $q['orderby'] = urldecode( $q['orderby'] ); $q['orderby'] = addslashes_gpc( $q['orderby'] ); foreach ( explode( ' ', $q['orderby'] ) as $i => $orderby ) { $parsed = $this->parse_orderby( $orderby ); // Only allow certain values for safety. if ( ! $parsed ) { continue; } $orderby_array[] = $parsed; } $orderby = implode( ' ' . $q['order'] . ', ', $orderby_array ); if ( empty( $orderby ) ) { $orderby = "{$wpdb->posts}.post_date " . $q['order']; } elseif ( ! empty( $q['order'] ) ) { $orderby .= " {$q['order']}"; } } } // Order search results by relevance only when another "orderby" is not specified in the query. if ( ! empty( $q['s'] ) ) { $search_orderby = ''; if ( ! empty( $q['search_orderby_title'] ) && ( empty( $q['orderby'] ) && ! $this->is_feed ) || ( isset( $q['orderby'] ) && 'relevance' === $q['orderby'] ) ) $search_orderby = $this->parse_search_order( $q ); if ( ! $q['suppress_filters'] ) { /** * Filters the ORDER BY used when ordering search results. * * @since 3.7.0 * * @param string $search_orderby The ORDER BY clause. * @param WP_Query $this The current WP_Query instance. */ $search_orderby = apply_filters( 'posts_search_orderby', $search_orderby, $this ); } if ( $search_orderby ) $orderby = $orderby ? $search_orderby . ', ' . $orderby : $search_orderby; } if ( is_array( $post_type ) && count( $post_type ) > 1 ) { $post_type_cap = 'multiple_post_type'; } else { if ( is_array( $post_type ) ) $post_type = reset( $post_type ); $post_type_object = get_post_type_object( $post_type ); if ( empty( $post_type_object ) ) $post_type_cap = $post_type; } if ( isset( $q['post_password'] ) ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_password = %s", $q['post_password'] ); if ( empty( $q['perm'] ) ) { $q['perm'] = 'readable'; } } elseif ( isset( $q['has_password'] ) ) { $where .= sprintf( " AND {$wpdb->posts}.post_password %s ''", $q['has_password'] ? '!=' : '=' ); } if ( ! empty( $q['comment_status'] ) ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.comment_status = %s ", $q['comment_status'] ); } if ( ! empty( $q['ping_status'] ) ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.ping_status = %s ", $q['ping_status'] ); } if ( 'any' == $post_type ) { $in_search_post_types = get_post_types( array('exclude_from_search' => false) ); if ( empty( $in_search_post_types ) ) { $where .= ' AND 1=0 '; } else { $where .= " AND {$wpdb->posts}.post_type IN ('" . join( "', '", array_map( 'esc_sql', $in_search_post_types ) ) . "')"; } } elseif ( !empty( $post_type ) && is_array( $post_type ) ) { $where .= " AND {$wpdb->posts}.post_type IN ('" . join("', '", esc_sql( $post_type ) ) . "')"; } elseif ( ! empty( $post_type ) ) { $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_type = %s", $post_type ); $post_type_object = get_post_type_object ( $post_type ); } elseif ( $this->is_attachment ) { $where .= " AND {$wpdb->posts}.post_type = 'attachment'"; $post_type_object = get_post_type_object ( 'attachment' ); } elseif ( $this->is_page ) { $where .= " AND {$wpdb->posts}.post_type = 'page'"; $post_type_object = get_post_type_object ( 'page' ); } else { $where .= " AND {$wpdb->posts}.post_type = 'post'"; $post_type_object = get_post_type_object ( 'post' ); } $edit_cap = 'edit_post'; $read_cap = 'read_post'; if ( ! empty( $post_type_object ) ) { $edit_others_cap = $post_type_object->cap->edit_others_posts; $read_private_cap = $post_type_object->cap->read_private_posts; } else { $edit_others_cap = 'edit_others_' . $post_type_cap . 's'; $read_private_cap = 'read_private_' . $post_type_cap . 's'; } $user_id = get_current_user_id(); $q_status = array(); if ( ! empty( $q['post_status'] ) ) { $statuswheres = array(); $q_status = $q['post_status']; if ( ! is_array( $q_status ) ) $q_status = explode(',', $q_status); $r_status = array(); $p_status = array(); $e_status = array(); if ( in_array( 'any', $q_status ) ) { foreach ( get_post_stati( array( 'exclude_from_search' => true ) ) as $status ) { if ( ! in_array( $status, $q_status ) ) { $e_status[] = "{$wpdb->posts}.post_status <> '$status'"; } } } else { foreach ( get_post_stati() as $status ) { if ( in_array( $status, $q_status ) ) { if ( 'private' == $status ) { $p_status[] = "{$wpdb->posts}.post_status = '$status'"; } else { $r_status[] = "{$wpdb->posts}.post_status = '$status'"; } } } } if ( empty($q['perm'] ) || 'readable' != $q['perm'] ) { $r_status = array_merge($r_status, $p_status); unset($p_status); } if ( !empty($e_status) ) { $statuswheres[] = "(" . join( ' AND ', $e_status ) . ")"; } if ( !empty($r_status) ) { if ( !empty($q['perm'] ) && 'editable' == $q['perm'] && !current_user_can($edit_others_cap) ) { $statuswheres[] = "({$wpdb->posts}.post_author = $user_id " . "AND (" . join( ' OR ', $r_status ) . "))"; } else { $statuswheres[] = "(" . join( ' OR ', $r_status ) . ")"; } } if ( !empty($p_status) ) { if ( !empty($q['perm'] ) && 'readable' == $q['perm'] && !current_user_can($read_private_cap) ) { $statuswheres[] = "({$wpdb->posts}.post_author = $user_id " . "AND (" . join( ' OR ', $p_status ) . "))"; } else { $statuswheres[] = "(" . join( ' OR ', $p_status ) . ")"; } } if ( $post_status_join ) { $join .= " LEFT JOIN {$wpdb->posts} AS p2 ON ({$wpdb->posts}.post_parent = p2.ID) "; foreach ( $statuswheres as $index => $statuswhere ) { $statuswheres[$index] = "($statuswhere OR ({$wpdb->posts}.post_status = 'inherit' AND " . str_replace( $wpdb->posts, 'p2', $statuswhere ) . "))"; } } $where_status = implode( ' OR ', $statuswheres ); if ( ! empty( $where_status ) ) { $where .= " AND ($where_status)"; } } elseif ( !$this->is_singular ) { $where .= " AND ({$wpdb->posts}.post_status = 'publish'"; // Add public states. $public_states = get_post_stati( array('public' => true) ); foreach ( (array) $public_states as $state ) { if ( 'publish' == $state ) // Publish is hard-coded above. continue; $where .= " OR {$wpdb->posts}.post_status = '$state'"; } if ( $this->is_admin ) { // Add protected states that should show in the admin all list. $admin_all_states = get_post_stati( array('protected' => true, 'show_in_admin_all_list' => true) ); foreach ( (array) $admin_all_states as $state ) { $where .= " OR {$wpdb->posts}.post_status = '$state'"; } } if ( is_user_logged_in() ) { // Add private states that are limited to viewing by the author of a post or someone who has caps to read private states. $private_states = get_post_stati( array('private' => true) ); foreach ( (array) $private_states as $state ) { $where .= current_user_can( $read_private_cap ) ? " OR {$wpdb->posts}.post_status = '$state'" : " OR {$wpdb->posts}.post_author = $user_id AND {$wpdb->posts}.post_status = '$state'"; } } $where .= ')'; } /* * Apply filters on where and join prior to paging so that any * manipulations to them are reflected in the paging by day queries. */ if ( !$q['suppress_filters'] ) { /** * Filters the WHERE clause of the query. * * @since 1.5.0 * * @param string $where The WHERE clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $where = apply_filters_ref_array( 'posts_where', array( $where, &$this ) ); /** * Filters the JOIN clause of the query. * * @since 1.5.0 * * @param string $join The JOIN clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $join = apply_filters_ref_array( 'posts_join', array( $join, &$this ) ); } // Paging if ( empty($q['nopaging']) && !$this->is_singular ) { $page = absint($q['paged']); if ( !$page ) $page = 1; // If 'offset' is provided, it takes precedence over 'paged'. if ( isset( $q['offset'] ) && is_numeric( $q['offset'] ) ) { $q['offset'] = absint( $q['offset'] ); $pgstrt = $q['offset'] . ', '; } else { $pgstrt = absint( ( $page - 1 ) * $q['posts_per_page'] ) . ', '; } $limits = 'LIMIT ' . $pgstrt . $q['posts_per_page']; } // Comments feeds if ( $this->is_comment_feed && ! $this->is_singular ) { if ( $this->is_archive || $this->is_search ) { $cjoin = "JOIN {$wpdb->posts} ON ({$wpdb->comments}.comment_post_ID = {$wpdb->posts}.ID) $join "; $cwhere = "WHERE comment_approved = '1' $where"; $cgroupby = "{$wpdb->comments}.comment_id"; } else { // Other non singular e.g. front $cjoin = "JOIN {$wpdb->posts} ON ( {$wpdb->comments}.comment_post_ID = {$wpdb->posts}.ID )"; $cwhere = "WHERE ( post_status = 'publish' OR ( post_status = 'inherit' AND post_type = 'attachment' ) ) AND comment_approved = '1'"; $cgroupby = ''; } if ( !$q['suppress_filters'] ) { /** * Filters the JOIN clause of the comments feed query before sending. * * @since 2.2.0 * * @param string $cjoin The JOIN clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $cjoin = apply_filters_ref_array( 'comment_feed_join', array( $cjoin, &$this ) ); /** * Filters the WHERE clause of the comments feed query before sending. * * @since 2.2.0 * * @param string $cwhere The WHERE clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $cwhere = apply_filters_ref_array( 'comment_feed_where', array( $cwhere, &$this ) ); /** * Filters the GROUP BY clause of the comments feed query before sending. * * @since 2.2.0 * * @param string $cgroupby The GROUP BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( $cgroupby, &$this ) ); /** * Filters the ORDER BY clause of the comments feed query before sending. * * @since 2.8.0 * * @param string $corderby The ORDER BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $corderby = apply_filters_ref_array( 'comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) ); /** * Filters the LIMIT clause of the comments feed query before sending. * * @since 2.8.0 * * @param string $climits The JOIN clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $climits = apply_filters_ref_array( 'comment_feed_limits', array( 'LIMIT ' . get_option('posts_per_rss'), &$this ) ); } $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : ''; $comments = (array) $wpdb->get_results("SELECT $distinct {$wpdb->comments}.* FROM {$wpdb->comments} $cjoin $cwhere $cgroupby $corderby $climits"); // Convert to WP_Comment $this->comments = array_map( 'get_comment', $comments ); $this->comment_count = count($this->comments); $post_ids = array(); foreach ( $this->comments as $comment ) $post_ids[] = (int) $comment->comment_post_ID; $post_ids = join(',', $post_ids); $join = ''; if ( $post_ids ) { $where = "AND {$wpdb->posts}.ID IN ($post_ids) "; } else { $where = "AND 0"; } } $pieces = array( 'where', 'groupby', 'join', 'orderby', 'distinct', 'fields', 'limits' ); /* * Apply post-paging filters on where and join. Only plugins that * manipulate paging queries should use these hooks. */ if ( !$q['suppress_filters'] ) { /** * Filters the WHERE clause of the query. * * Specifically for manipulating paging queries. * * @since 1.5.0 * * @param string $where The WHERE clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $where = apply_filters_ref_array( 'posts_where_paged', array( $where, &$this ) ); /** * Filters the GROUP BY clause of the query. * * @since 2.0.0 * * @param string $groupby The GROUP BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $groupby = apply_filters_ref_array( 'posts_groupby', array( $groupby, &$this ) ); /** * Filters the JOIN clause of the query. * * Specifically for manipulating paging queries. * * @since 1.5.0 * * @param string $join The JOIN clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $join = apply_filters_ref_array( 'posts_join_paged', array( $join, &$this ) ); /** * Filters the ORDER BY clause of the query. * * @since 1.5.1 * * @param string $orderby The ORDER BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $orderby = apply_filters_ref_array( 'posts_orderby', array( $orderby, &$this ) ); /** * Filters the DISTINCT clause of the query. * * @since 2.1.0 * * @param string $distinct The DISTINCT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $distinct = apply_filters_ref_array( 'posts_distinct', array( $distinct, &$this ) ); /** * Filters the LIMIT clause of the query. * * @since 2.1.0 * * @param string $limits The LIMIT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $limits = apply_filters_ref_array( 'post_limits', array( $limits, &$this ) ); /** * Filters the SELECT clause of the query. * * @since 2.1.0 * * @param string $fields The SELECT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $fields = apply_filters_ref_array( 'posts_fields', array( $fields, &$this ) ); /** * Filters all query clauses at once, for convenience. * * Covers the WHERE, GROUP BY, JOIN, ORDER BY, DISTINCT, * fields (SELECT), and LIMITS clauses. * * @since 3.1.0 * * @param array $clauses The list of clauses for the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $clauses = (array) apply_filters_ref_array( 'posts_clauses', array( compact( $pieces ), &$this ) ); $where = isset( $clauses[ 'where' ] ) ? $clauses[ 'where' ] : ''; $groupby = isset( $clauses[ 'groupby' ] ) ? $clauses[ 'groupby' ] : ''; $join = isset( $clauses[ 'join' ] ) ? $clauses[ 'join' ] : ''; $orderby = isset( $clauses[ 'orderby' ] ) ? $clauses[ 'orderby' ] : ''; $distinct = isset( $clauses[ 'distinct' ] ) ? $clauses[ 'distinct' ] : ''; $fields = isset( $clauses[ 'fields' ] ) ? $clauses[ 'fields' ] : ''; $limits = isset( $clauses[ 'limits' ] ) ? $clauses[ 'limits' ] : ''; } /** * Fires to announce the query's current selection parameters. * * For use by caching plugins. * * @since 2.3.0 * * @param string $selection The assembled selection query. */ do_action( 'posts_selection', $where . $groupby . $orderby . $limits . $join ); /* * Filters again for the benefit of caching plugins. * Regular plugins should use the hooks above. */ if ( !$q['suppress_filters'] ) { /** * Filters the WHERE clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $where The WHERE clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $where = apply_filters_ref_array( 'posts_where_request', array( $where, &$this ) ); /** * Filters the GROUP BY clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $groupby The GROUP BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $groupby = apply_filters_ref_array( 'posts_groupby_request', array( $groupby, &$this ) ); /** * Filters the JOIN clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $join The JOIN clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $join = apply_filters_ref_array( 'posts_join_request', array( $join, &$this ) ); /** * Filters the ORDER BY clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $orderby The ORDER BY clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $orderby = apply_filters_ref_array( 'posts_orderby_request', array( $orderby, &$this ) ); /** * Filters the DISTINCT clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $distinct The DISTINCT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $distinct = apply_filters_ref_array( 'posts_distinct_request', array( $distinct, &$this ) ); /** * Filters the SELECT clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $fields The SELECT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $fields = apply_filters_ref_array( 'posts_fields_request', array( $fields, &$this ) ); /** * Filters the LIMIT clause of the query. * * For use by caching plugins. * * @since 2.5.0 * * @param string $limits The LIMIT clause of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $limits = apply_filters_ref_array( 'post_limits_request', array( $limits, &$this ) ); /** * Filters all query clauses at once, for convenience. * * For use by caching plugins. * * Covers the WHERE, GROUP BY, JOIN, ORDER BY, DISTINCT, * fields (SELECT), and LIMITS clauses. * * @since 3.1.0 * * @param array $pieces The pieces of the query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $clauses = (array) apply_filters_ref_array( 'posts_clauses_request', array( compact( $pieces ), &$this ) ); $where = isset( $clauses[ 'where' ] ) ? $clauses[ 'where' ] : ''; $groupby = isset( $clauses[ 'groupby' ] ) ? $clauses[ 'groupby' ] : ''; $join = isset( $clauses[ 'join' ] ) ? $clauses[ 'join' ] : ''; $orderby = isset( $clauses[ 'orderby' ] ) ? $clauses[ 'orderby' ] : ''; $distinct = isset( $clauses[ 'distinct' ] ) ? $clauses[ 'distinct' ] : ''; $fields = isset( $clauses[ 'fields' ] ) ? $clauses[ 'fields' ] : ''; $limits = isset( $clauses[ 'limits' ] ) ? $clauses[ 'limits' ] : ''; } if ( ! empty($groupby) ) $groupby = 'GROUP BY ' . $groupby; if ( !empty( $orderby ) ) $orderby = 'ORDER BY ' . $orderby; $found_rows = ''; if ( !$q['no_found_rows'] && !empty($limits) ) $found_rows = 'SQL_CALC_FOUND_ROWS'; $this->request = $old_request = "SELECT $found_rows $distinct $fields FROM {$wpdb->posts} $join WHERE 1=1 $where $groupby $orderby $limits"; if ( !$q['suppress_filters'] ) { /** * Filters the completed SQL query before sending. * * @since 2.0.0 * * @param string $request The complete SQL query. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->request = apply_filters_ref_array( 'posts_request', array( $this->request, &$this ) ); } /** * Filters the posts array before the query takes place. * * Return a non-null value to bypass WordPress's default post queries. * * Filtering functions that require pagination information are encouraged to set * the `found_posts` and `max_num_pages` properties of the WP_Query object, * passed to the filter by reference. If WP_Query does not perform a database * query, it will not have enough information to generate these values itself. * * @since 4.6.0 * * @param array|null $posts Return an array of post data to short-circuit WP's query, * or null to allow WP to run its normal queries. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->posts = apply_filters_ref_array( 'posts_pre_query', array( null, &$this ) ); if ( 'ids' == $q['fields'] ) { if ( null === $this->posts ) { $this->posts = $wpdb->get_col( $this->request ); } $this->posts = array_map( 'intval', $this->posts ); $this->post_count = count( $this->posts ); $this->set_found_posts( $q, $limits ); return $this->posts; } if ( 'id=>parent' == $q['fields'] ) { if ( null === $this->posts ) { $this->posts = $wpdb->get_results( $this->request ); } $this->post_count = count( $this->posts ); $this->set_found_posts( $q, $limits ); $r = array(); foreach ( $this->posts as $key => $post ) { $this->posts[ $key ]->ID = (int) $post->ID; $this->posts[ $key ]->post_parent = (int) $post->post_parent; $r[ (int) $post->ID ] = (int) $post->post_parent; } return $r; } if ( null === $this->posts ) { $split_the_query = ( $old_request == $this->request && "{$wpdb->posts}.*" == $fields && !empty( $limits ) && $q['posts_per_page'] < 500 ); /** * Filters whether to split the query. * * Splitting the query will cause it to fetch just the IDs of the found posts * (and then individually fetch each post by ID), rather than fetching every * complete row at once. One massive result vs. many small results. * * @since 3.4.0 * * @param bool $split_the_query Whether or not to split the query. * @param WP_Query $this The WP_Query instance. */ $split_the_query = apply_filters( 'split_the_query', $split_the_query, $this ); if ( $split_the_query ) { // First get the IDs and then fill in the objects $this->request = "SELECT $found_rows $distinct {$wpdb->posts}.ID FROM {$wpdb->posts} $join WHERE 1=1 $where $groupby $orderby $limits"; /** * Filters the Post IDs SQL request before sending. * * @since 3.4.0 * * @param string $request The post ID request. * @param WP_Query $this The WP_Query instance. */ $this->request = apply_filters( 'posts_request_ids', $this->request, $this ); $ids = $wpdb->get_col( $this->request ); if ( $ids ) { $this->posts = $ids; $this->set_found_posts( $q, $limits ); _prime_post_caches( $ids, $q['update_post_term_cache'], $q['update_post_meta_cache'] ); } else { $this->posts = array(); } } else { $this->posts = $wpdb->get_results( $this->request ); $this->set_found_posts( $q, $limits ); } } // Convert to WP_Post objects. if ( $this->posts ) { $this->posts = array_map( 'get_post', $this->posts ); } if ( ! $q['suppress_filters'] ) { /** * Filters the raw post results array, prior to status checks. * * @since 2.3.0 * * @param array $posts The post results array. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->posts = apply_filters_ref_array( 'posts_results', array( $this->posts, &$this ) ); } if ( !empty($this->posts) && $this->is_comment_feed && $this->is_singular ) { /** This filter is documented in wp-includes/query.php */ $cjoin = apply_filters_ref_array( 'comment_feed_join', array( '', &$this ) ); /** This filter is documented in wp-includes/query.php */ $cwhere = apply_filters_ref_array( 'comment_feed_where', array( "WHERE comment_post_ID = '{$this->posts[0]->ID}' AND comment_approved = '1'", &$this ) ); /** This filter is documented in wp-includes/query.php */ $cgroupby = apply_filters_ref_array( 'comment_feed_groupby', array( '', &$this ) ); $cgroupby = ( ! empty( $cgroupby ) ) ? 'GROUP BY ' . $cgroupby : ''; /** This filter is documented in wp-includes/query.php */ $corderby = apply_filters_ref_array( 'comment_feed_orderby', array( 'comment_date_gmt DESC', &$this ) ); $corderby = ( ! empty( $corderby ) ) ? 'ORDER BY ' . $corderby : ''; /** This filter is documented in wp-includes/query.php */ $climits = apply_filters_ref_array( 'comment_feed_limits', array( 'LIMIT ' . get_option('posts_per_rss'), &$this ) ); $comments_request = "SELECT {$wpdb->comments}.* FROM {$wpdb->comments} $cjoin $cwhere $cgroupby $corderby $climits"; $comments = $wpdb->get_results($comments_request); // Convert to WP_Comment $this->comments = array_map( 'get_comment', $comments ); $this->comment_count = count($this->comments); } // Check post status to determine if post should be displayed. if ( !empty($this->posts) && ($this->is_single || $this->is_page) ) { $status = get_post_status($this->posts[0]); if ( 'attachment' === $this->posts[0]->post_type && 0 === (int) $this->posts[0]->post_parent ) { $this->is_page = false; $this->is_single = true; $this->is_attachment = true; } $post_status_obj = get_post_status_object($status); // If the post_status was specifically requested, let it pass through. if ( !$post_status_obj->public && ! in_array( $status, $q_status ) ) { if ( ! is_user_logged_in() ) { // User must be logged in to view unpublished posts. $this->posts = array(); } else { if ( $post_status_obj->protected ) { // User must have edit permissions on the draft to preview. if ( ! current_user_can($edit_cap, $this->posts[0]->ID) ) { $this->posts = array(); } else { $this->is_preview = true; if ( 'future' != $status ) $this->posts[0]->post_date = current_time('mysql'); } } elseif ( $post_status_obj->private ) { if ( ! current_user_can($read_cap, $this->posts[0]->ID) ) $this->posts = array(); } else { $this->posts = array(); } } } if ( $this->is_preview && $this->posts && current_user_can( $edit_cap, $this->posts[0]->ID ) ) { /** * Filters the single post for preview mode. * * @since 2.7.0 * * @param WP_Post $post_preview The Post object. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->posts[0] = get_post( apply_filters_ref_array( 'the_preview', array( $this->posts[0], &$this ) ) ); } } // Put sticky posts at the top of the posts array $sticky_posts = get_option('sticky_posts'); if ( $this->is_home && $page <= 1 && is_array($sticky_posts) && !empty($sticky_posts) && !$q['ignore_sticky_posts'] ) { $num_posts = count($this->posts); $sticky_offset = 0; // Loop over posts and relocate stickies to the front. for ( $i = 0; $i < $num_posts; $i++ ) { if ( in_array($this->posts[$i]->ID, $sticky_posts) ) { $sticky_post = $this->posts[$i]; // Remove sticky from current position array_splice($this->posts, $i, 1); // Move to front, after other stickies array_splice($this->posts, $sticky_offset, 0, array($sticky_post)); // Increment the sticky offset. The next sticky will be placed at this offset. $sticky_offset++; // Remove post from sticky posts array $offset = array_search($sticky_post->ID, $sticky_posts); unset( $sticky_posts[$offset] ); } } // If any posts have been excluded specifically, Ignore those that are sticky. if ( !empty($sticky_posts) && !empty($q['post__not_in']) ) $sticky_posts = array_diff($sticky_posts, $q['post__not_in']); // Fetch sticky posts that weren't in the query results if ( !empty($sticky_posts) ) { $stickies = get_posts( array( 'post__in' => $sticky_posts, 'post_type' => $post_type, 'post_status' => 'publish', 'nopaging' => true ) ); foreach ( $stickies as $sticky_post ) { array_splice( $this->posts, $sticky_offset, 0, array( $sticky_post ) ); $sticky_offset++; } } } // If comments have been fetched as part of the query, make sure comment meta lazy-loading is set up. if ( ! empty( $this->comments ) ) { wp_queue_comments_for_comment_meta_lazyload( $this->comments ); } if ( ! $q['suppress_filters'] ) { /** * Filters the array of retrieved posts after they've been fetched and * internally processed. * * @since 1.5.0 * * @param array $posts The array of retrieved posts. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->posts = apply_filters_ref_array( 'the_posts', array( $this->posts, &$this ) ); } // Ensure that any posts added/modified via one of the filters above are // of the type WP_Post and are filtered. if ( $this->posts ) { $this->post_count = count( $this->posts ); $this->posts = array_map( 'get_post', $this->posts ); if ( $q['cache_results'] ) update_post_caches($this->posts, $post_type, $q['update_post_term_cache'], $q['update_post_meta_cache']); $this->post = reset( $this->posts ); } else { $this->post_count = 0; $this->posts = array(); } if ( $q['lazy_load_term_meta'] ) { wp_queue_posts_for_term_meta_lazyload( $this->posts ); } return $this->posts; } /** * Set up the amount of found posts and the number of pages (if limit clause was used) * for the current query. * * @since 3.5.0 * * @param array $q Query variables. * @param string $limits LIMIT clauses of the query. */ private function set_found_posts( $q, $limits ) { global $wpdb; // Bail if posts is an empty array. Continue if posts is an empty string, // null, or false to accommodate caching plugins that fill posts later. if ( $q['no_found_rows'] || ( is_array( $this->posts ) && ! $this->posts ) ) return; if ( ! empty( $limits ) ) { /** * Filters the query to run for retrieving the found posts. * * @since 2.1.0 * * @param string $found_posts The query to run to find the found posts. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->found_posts = $wpdb->get_var( apply_filters_ref_array( 'found_posts_query', array( 'SELECT FOUND_ROWS()', &$this ) ) ); } else { if ( is_array( $this->posts ) ) { $this->found_posts = count( $this->posts ); } else { if ( null === $this->posts ) { $this->found_posts = 0; } else { $this->found_posts = 1; } } } /** * Filters the number of found posts for the query. * * @since 2.1.0 * * @param int $found_posts The number of posts found. * @param WP_Query $this The WP_Query instance (passed by reference). */ $this->found_posts = apply_filters_ref_array( 'found_posts', array( $this->found_posts, &$this ) ); if ( ! empty( $limits ) ) $this->max_num_pages = ceil( $this->found_posts / $q['posts_per_page'] ); } /** * Set up the next post and iterate current post index. * * @since 1.5.0 * * @return WP_Post Next post. */ public function next_post() { $this->current_post++; $this->post = $this->posts[$this->current_post]; return $this->post; } /** * Sets up the current post. * * Retrieves the next post, sets up the post, sets the 'in the loop' * property to true. * * @since 1.5.0 * * @global WP_Post $post */ public function the_post() { global $post; $this->in_the_loop = true; if ( $this->current_post == -1 ) // loop has just started /** * Fires once the loop is started. * * @since 2.0.0 * * @param WP_Query $this The WP_Query instance (passed by reference). */ do_action_ref_array( 'loop_start', array( &$this ) ); $post = $this->next_post(); $this->setup_postdata( $post ); } /** * Determines whether there are more posts available in the loop. * * Calls the {@see 'loop_end'} action when the loop is complete. * * @since 1.5.0 * * @return bool True if posts are available, false if end of loop. */ public function have_posts() { if ( $this->current_post + 1 < $this->post_count ) { return true; } elseif ( $this->current_post + 1 == $this->post_count && $this->post_count > 0 ) { /** * Fires once the loop has ended. * * @since 2.0.0 * * @param WP_Query $this The WP_Query instance (passed by reference). */ do_action_ref_array( 'loop_end', array( &$this ) ); // Do some cleaning up after the loop $this->rewind_posts(); } elseif ( 0 === $this->post_count ) { /** * Fires if no results are found in a post query. * * @since 4.9.0 * * @param WP_Query $this The WP_Query instance. */ do_action( 'loop_no_results', $this ); } $this->in_the_loop = false; return false; } /** * Rewind the posts and reset post index. * * @since 1.5.0 */ public function rewind_posts() { $this->current_post = -1; if ( $this->post_count > 0 ) { $this->post = $this->posts[0]; } } /** * Iterate current comment index and return WP_Comment object. * * @since 2.2.0 * * @return WP_Comment Comment object. */ public function next_comment() { $this->current_comment++; $this->comment = $this->comments[$this->current_comment]; return $this->comment; } /** * Sets up the current comment. * * @since 2.2.0 * @global WP_Comment $comment Current comment. */ public function the_comment() { global $comment; $comment = $this->next_comment(); if ( $this->current_comment == 0 ) { /** * Fires once the comment loop is started. * * @since 2.2.0 */ do_action( 'comment_loop_start' ); } } /** * Whether there are more comments available. * * Automatically rewinds comments when finished. * * @since 2.2.0 * * @return bool True, if more comments. False, if no more posts. */ public function have_comments() { if ( $this->current_comment + 1 < $this->comment_count ) { return true; } elseif ( $this->current_comment + 1 == $this->comment_count ) { $this->rewind_comments(); } return false; } /** * Rewind the comments, resets the comment index and comment to first. * * @since 2.2.0 */ public function rewind_comments() { $this->current_comment = -1; if ( $this->comment_count > 0 ) { $this->comment = $this->comments[0]; } } /** * Sets up the WordPress query by parsing query string. * * @since 1.5.0 * * @param string|array $query URL query string or array of query arguments. * @return array List of posts. */ public function query( $query ) { $this->init(); $this->query = $this->query_vars = wp_parse_args( $query ); return $this->get_posts(); } /** * Retrieve queried object. * * If queried object is not set, then the queried object will be set from * the category, tag, taxonomy, posts page, single post, page, or author * query variable. After it is set up, it will be returned. * * @since 1.5.0 * * @return object */ public function get_queried_object() { if ( isset($this->queried_object) ) return $this->queried_object; $this->queried_object = null; $this->queried_object_id = null; if ( $this->is_category || $this->is_tag || $this->is_tax ) { if ( $this->is_category ) { if ( $this->get( 'cat' ) ) { $term = get_term( $this->get( 'cat' ), 'category' ); } elseif ( $this->get( 'category_name' ) ) { $term = get_term_by( 'slug', $this->get( 'category_name' ), 'category' ); } } elseif ( $this->is_tag ) { if ( $this->get( 'tag_id' ) ) { $term = get_term( $this->get( 'tag_id' ), 'post_tag' ); } elseif ( $this->get( 'tag' ) ) { $term = get_term_by( 'slug', $this->get( 'tag' ), 'post_tag' ); } } else { // For other tax queries, grab the first term from the first clause. if ( ! empty( $this->tax_query->queried_terms ) ) { $queried_taxonomies = array_keys( $this->tax_query->queried_terms ); $matched_taxonomy = reset( $queried_taxonomies ); $query = $this->tax_query->queried_terms[ $matched_taxonomy ]; if ( ! empty( $query['terms'] ) ) { if ( 'term_id' == $query['field'] ) { $term = get_term( reset( $query['terms'] ), $matched_taxonomy ); } else { $term = get_term_by( $query['field'], reset( $query['terms'] ), $matched_taxonomy ); } } } } if ( ! empty( $term ) && ! is_wp_error( $term ) ) { $this->queried_object = $term; $this->queried_object_id = (int) $term->term_id; if ( $this->is_category && 'category' === $this->queried_object->taxonomy ) _make_cat_compat( $this->queried_object ); } } elseif ( $this->is_post_type_archive ) { $post_type = $this->get( 'post_type' ); if ( is_array( $post_type ) ) $post_type = reset( $post_type ); $this->queried_object = get_post_type_object( $post_type ); } elseif ( $this->is_posts_page ) { $page_for_posts = get_option('page_for_posts'); $this->queried_object = get_post( $page_for_posts ); $this->queried_object_id = (int) $this->queried_object->ID; } elseif ( $this->is_singular && ! empty( $this->post ) ) { $this->queried_object = $this->post; $this->queried_object_id = (int) $this->post->ID; } elseif ( $this->is_author ) { $this->queried_object_id = (int) $this->get('author'); $this->queried_object = get_userdata( $this->queried_object_id ); } return $this->queried_object; } /** * Retrieve ID of the current queried object. * * @since 1.5.0 * * @return int */ public function get_queried_object_id() { $this->get_queried_object(); if ( isset($this->queried_object_id) ) { return $this->queried_object_id; } return 0; } /** * Constructor. * * Sets up the WordPress query, if parameter is not empty. * * @since 1.5.0 * * @param string|array $query URL query string or array of vars. */ public function __construct( $query = '' ) { if ( ! empty( $query ) ) { $this->query( $query ); } } /** * Make private properties readable for backward compatibility. * * @since 4.0.0 * * @param string $name Property to get. * @return mixed Property. */ public function __get( $name ) { if ( in_array( $name, $this->compat_fields ) ) { return $this->$name; } } /** * Make private properties checkable for backward compatibility. * * @since 4.0.0 * * @param string $name Property to check if set. * @return bool Whether the property is set. */ public function __isset( $name ) { if ( in_array( $name, $this->compat_fields ) ) { return isset( $this->$name ); } } /** * Make private/protected methods readable for backward compatibility. * * @since 4.0.0 * * @param callable $name Method to call. * @param array $arguments Arguments to pass when calling. * @return mixed|false Return value of the callback, false otherwise. */ public function __call( $name, $arguments ) { if ( in_array( $name, $this->compat_methods ) ) { return call_user_func_array( array( $this, $name ), $arguments ); } return false; } /** * Is the query for an existing archive page? * * Month, Year, Category, Author, Post Type archive... * * @since 3.1.0 * * @return bool */ public function is_archive() { return (bool) $this->is_archive; } /** * Is the query for an existing post type archive page? * * @since 3.1.0 * * @param mixed $post_types Optional. Post type or array of posts types to check against. * @return bool */ public function is_post_type_archive( $post_types = '' ) { if ( empty( $post_types ) || ! $this->is_post_type_archive ) return (bool) $this->is_post_type_archive; $post_type = $this->get( 'post_type' ); if ( is_array( $post_type ) ) $post_type = reset( $post_type ); $post_type_object = get_post_type_object( $post_type ); return in_array( $post_type_object->name, (array) $post_types ); } /** * Is the query for an existing attachment page? * * @since 3.1.0 * * @param mixed $attachment Attachment ID, title, slug, or array of such. * @return bool */ public function is_attachment( $attachment = '' ) { if ( ! $this->is_attachment ) { return false; } if ( empty( $attachment ) ) { return true; } $attachment = array_map( 'strval', (array) $attachment ); $post_obj = $this->get_queried_object(); if ( in_array( (string) $post_obj->ID, $attachment ) ) { return true; } elseif ( in_array( $post_obj->post_title, $attachment ) ) { return true; } elseif ( in_array( $post_obj->post_name, $attachment ) ) { return true; } return false; } /** * Is the query for an existing author archive page? * * If the $author parameter is specified, this function will additionally * check if the query is for one of the authors specified. * * @since 3.1.0 * * @param mixed $author Optional. User ID, nickname, nicename, or array of User IDs, nicknames, and nicenames * @return bool */ public function is_author( $author = '' ) { if ( !$this->is_author ) return false; if ( empty($author) ) return true; $author_obj = $this->get_queried_object(); $author = array_map( 'strval', (array) $author ); if ( in_array( (string) $author_obj->ID, $author ) ) return true; elseif ( in_array( $author_obj->nickname, $author ) ) return true; elseif ( in_array( $author_obj->user_nicename, $author ) ) return true; return false; } /** * Is the query for an existing category archive page? * * If the $category parameter is specified, this function will additionally * check if the query is for one of the categories specified. * * @since 3.1.0 * * @param mixed $category Optional. Category ID, name, slug, or array of Category IDs, names, and slugs. * @return bool */ public function is_category( $category = '' ) { if ( !$this->is_category ) return false; if ( empty($category) ) return true; $cat_obj = $this->get_queried_object(); $category = array_map( 'strval', (array) $category ); if ( in_array( (string) $cat_obj->term_id, $category ) ) return true; elseif ( in_array( $cat_obj->name, $category ) ) return true; elseif ( in_array( $cat_obj->slug, $category ) ) return true; return false; } /** * Is the query for an existing tag archive page? * * If the $tag parameter is specified, this function will additionally * check if the query is for one of the tags specified. * * @since 3.1.0 * * @param mixed $tag Optional. Tag ID, name, slug, or array of Tag IDs, names, and slugs. * @return bool */ public function is_tag( $tag = '' ) { if ( ! $this->is_tag ) return false; if ( empty( $tag ) ) return true; $tag_obj = $this->get_queried_object(); $tag = array_map( 'strval', (array) $tag ); if ( in_array( (string) $tag_obj->term_id, $tag ) ) return true; elseif ( in_array( $tag_obj->name, $tag ) ) return true; elseif ( in_array( $tag_obj->slug, $tag ) ) return true; return false; } /** * Is the query for an existing custom taxonomy archive page? * * If the $taxonomy parameter is specified, this function will additionally * check if the query is for that specific $taxonomy. * * If the $term parameter is specified in addition to the $taxonomy parameter, * this function will additionally check if the query is for one of the terms * specified. * * @since 3.1.0 * * @global array $wp_taxonomies * * @param mixed $taxonomy Optional. Taxonomy slug or slugs. * @param mixed $term Optional. Term ID, name, slug or array of Term IDs, names, and slugs. * @return bool True for custom taxonomy archive pages, false for built-in taxonomies (category and tag archives). */ public function is_tax( $taxonomy = '', $term = '' ) { global $wp_taxonomies; if ( !$this->is_tax ) return false; if ( empty( $taxonomy ) ) return true; $queried_object = $this->get_queried_object(); $tax_array = array_intersect( array_keys( $wp_taxonomies ), (array) $taxonomy ); $term_array = (array) $term; // Check that the taxonomy matches. if ( ! ( isset( $queried_object->taxonomy ) && count( $tax_array ) && in_array( $queried_object->taxonomy, $tax_array ) ) ) return false; // Only a Taxonomy provided. if ( empty( $term ) ) return true; return isset( $queried_object->term_id ) && count( array_intersect( array( $queried_object->term_id, $queried_object->name, $queried_object->slug ), $term_array ) ); } /** * Whether the current URL is within the comments popup window. * * @since 3.1.0 * @deprecated 4.5.0 * * @return bool */ public function is_comments_popup() { _deprecated_function( __FUNCTION__, '4.5.0' ); return false; } /** * Is the query for an existing date archive? * * @since 3.1.0 * * @return bool */ public function is_date() { return (bool) $this->is_date; } /** * Is the query for an existing day archive? * * @since 3.1.0 * * @return bool */ public function is_day() { return (bool) $this->is_day; } /** * Is the query for a feed? * * @since 3.1.0 * * @param string|array $feeds Optional feed types to check. * @return bool */ public function is_feed( $feeds = '' ) { if ( empty( $feeds ) || ! $this->is_feed ) return (bool) $this->is_feed; $qv = $this->get( 'feed' ); if ( 'feed' == $qv ) $qv = get_default_feed(); return in_array( $qv, (array) $feeds ); } /** * Is the query for a comments feed? * * @since 3.1.0 * * @return bool */ public function is_comment_feed() { return (bool) $this->is_comment_feed; } /** * Is the query for the front page of the site? * * This is for what is displayed at your site's main URL. * * Depends on the site's "Front page displays" Reading Settings 'show_on_front' and 'page_on_front'. * * If you set a static page for the front page of your site, this function will return * true when viewing that page. * * Otherwise the same as @see WP_Query::is_home() * * @since 3.1.0 * * @return bool True, if front of site. */ public function is_front_page() { // most likely case if ( 'posts' == get_option( 'show_on_front') && $this->is_home() ) return true; elseif ( 'page' == get_option( 'show_on_front') && get_option( 'page_on_front' ) && $this->is_page( get_option( 'page_on_front' ) ) ) return true; else return false; } /** * Is the query for the blog homepage? * * This is the page which shows the time based blog content of your site. * * Depends on the site's "Front page displays" Reading Settings 'show_on_front' and 'page_for_posts'. * * If you set a static page for the front page of your site, this function will return * true only on the page you set as the "Posts page". * * @see WP_Query::is_front_page() * * @since 3.1.0 * * @return bool True if blog view homepage. */ public function is_home() { return (bool) $this->is_home; } /** * Is the query for an existing month archive? * * @since 3.1.0 * * @return bool */ public function is_month() { return (bool) $this->is_month; } /** * Is the query for an existing single page? * * If the $page parameter is specified, this function will additionally * check if the query is for one of the pages specified. * * @see WP_Query::is_single() * @see WP_Query::is_singular() * * @since 3.1.0 * * @param int|string|array $page Optional. Page ID, title, slug, path, or array of such. Default empty. * @return bool Whether the query is for an existing single page. */ public function is_page( $page = '' ) { if ( !$this->is_page ) return false; if ( empty( $page ) ) return true; $page_obj = $this->get_queried_object(); $page = array_map( 'strval', (array) $page ); if ( in_array( (string) $page_obj->ID, $page ) ) { return true; } elseif ( in_array( $page_obj->post_title, $page ) ) { return true; } elseif ( in_array( $page_obj->post_name, $page ) ) { return true; } else { foreach ( $page as $pagepath ) { if ( ! strpos( $pagepath, '/' ) ) { continue; } $pagepath_obj = get_page_by_path( $pagepath ); if ( $pagepath_obj && ( $pagepath_obj->ID == $page_obj->ID ) ) { return true; } } } return false; } /** * Is the query for paged result and not for the first page? * * @since 3.1.0 * * @return bool */ public function is_paged() { return (bool) $this->is_paged; } /** * Is the query for a post or page preview? * * @since 3.1.0 * * @return bool */ public function is_preview() { return (bool) $this->is_preview; } /** * Is the query for the robots file? * * @since 3.1.0 * * @return bool */ public function is_robots() { return (bool) $this->is_robots; } /** * Is the query for a search? * * @since 3.1.0 * * @return bool */ public function is_search() { return (bool) $this->is_search; } /** * Is the query for an existing single post? * * Works for any post type excluding pages. * * If the $post parameter is specified, this function will additionally * check if the query is for one of the Posts specified. * * @see WP_Query::is_page() * @see WP_Query::is_singular() * * @since 3.1.0 * * @param int|string|array $post Optional. Post ID, title, slug, path, or array of such. Default empty. * @return bool Whether the query is for an existing single post. */ public function is_single( $post = '' ) { if ( !$this->is_single ) return false; if ( empty($post) ) return true; $post_obj = $this->get_queried_object(); $post = array_map( 'strval', (array) $post ); if ( in_array( (string) $post_obj->ID, $post ) ) { return true; } elseif ( in_array( $post_obj->post_title, $post ) ) { return true; } elseif ( in_array( $post_obj->post_name, $post ) ) { return true; } else { foreach ( $post as $postpath ) { if ( ! strpos( $postpath, '/' ) ) { continue; } $postpath_obj = get_page_by_path( $postpath, OBJECT, $post_obj->post_type ); if ( $postpath_obj && ( $postpath_obj->ID == $post_obj->ID ) ) { return true; } } } return false; } /** * Is the query for an existing single post of any post type (post, attachment, page, * custom post types)? * * If the $post_types parameter is specified, this function will additionally * check if the query is for one of the Posts Types specified. * * @see WP_Query::is_page() * @see WP_Query::is_single() * * @since 3.1.0 * * @param string|array $post_types Optional. Post type or array of post types. Default empty. * @return bool Whether the query is for an existing single post of any of the given post types. */ public function is_singular( $post_types = '' ) { if ( empty( $post_types ) || !$this->is_singular ) return (bool) $this->is_singular; $post_obj = $this->get_queried_object(); return in_array( $post_obj->post_type, (array) $post_types ); } /** * Is the query for a specific time? * * @since 3.1.0 * * @return bool */ public function is_time() { return (bool) $this->is_time; } /** * Is the query for a trackback endpoint call? * * @since 3.1.0 * * @return bool */ public function is_trackback() { return (bool) $this->is_trackback; } /** * Is the query for an existing year archive? * * @since 3.1.0 * * @return bool */ public function is_year() { return (bool) $this->is_year; } /** * Is the query a 404 (returns no results)? * * @since 3.1.0 * * @return bool */ public function is_404() { return (bool) $this->is_404; } /** * Is the query for an embedded post? * * @since 4.4.0 * * @return bool */ public function is_embed() { return (bool) $this->is_embed; } /** * Is the query the main query? * * @since 3.3.0 * * @global WP_Query $wp_query Global WP_Query instance. * * @return bool */ public function is_main_query() { global $wp_the_query; return $wp_the_query === $this; } /** * Set up global post data. * * @since 4.1.0 * @since 4.4.0 Added the ability to pass a post ID to `$post`. * * @global int $id * @global WP_User $authordata * @global string|int|bool $currentday * @global string|int|bool $currentmonth * @global int $page * @global array $pages * @global int $multipage * @global int $more * @global int $numpages * * @param WP_Post|object|int $post WP_Post instance or Post ID/object. * @return true True when finished. */ public function setup_postdata( $post ) { global $id, $authordata, $currentday, $currentmonth, $page, $pages, $multipage, $more, $numpages; if ( ! ( $post instanceof WP_Post ) ) { $post = get_post( $post ); } if ( ! $post ) { return; } $id = (int) $post->ID; $authordata = get_userdata($post->post_author); $currentday = mysql2date('d.m.y', $post->post_date, false); $currentmonth = mysql2date('m', $post->post_date, false); $numpages = 1; $multipage = 0; $page = $this->get( 'page' ); if ( ! $page ) $page = 1; /* * Force full post content when viewing the permalink for the $post, * or when on an RSS feed. Otherwise respect the 'more' tag. */ if ( $post->ID === get_queried_object_id() && ( $this->is_page() || $this->is_single() ) ) { $more = 1; } elseif ( $this->is_feed() ) { $more = 1; } else { $more = 0; } $content = $post->post_content; if ( false !== strpos( $content, '' ) ) { $content = str_replace( "\n\n", '', $content ); $content = str_replace( "\n", '', $content ); $content = str_replace( "\n", '', $content ); // Ignore nextpage at the beginning of the content. if ( 0 === strpos( $content, '' ) ) $content = substr( $content, 15 ); $pages = explode('', $content); } else { $pages = array( $post->post_content ); } /** * Filters the "pages" derived from splitting the post content. * * "Pages" are determined by splitting the post content based on the presence * of `` tags. * * @since 4.4.0 * * @param array $pages Array of "pages" derived from the post content. * of `` tags.. * @param WP_Post $post Current post object. */ $pages = apply_filters( 'content_pagination', $pages, $post ); $numpages = count( $pages ); if ( $numpages > 1 ) { if ( $page > 1 ) { $more = 1; } $multipage = 1; } else { $multipage = 0; } /** * Fires once the post data has been setup. * * @since 2.8.0 * @since 4.1.0 Introduced `$this` parameter. * * @param WP_Post $post The Post object (passed by reference). * @param WP_Query $this The current Query object (passed by reference). */ do_action_ref_array( 'the_post', array( &$post, &$this ) ); return true; } /** * After looping through a nested query, this function * restores the $post global to the current post in this query. * * @since 3.7.0 * * @global WP_Post $post */ public function reset_postdata() { if ( ! empty( $this->post ) ) { $GLOBALS['post'] = $this->post; $this->setup_postdata( $this->post ); } } /** * Lazyload term meta for posts in the loop. * * @since 4.4.0 * @deprecated 4.5.0 See wp_queue_posts_for_term_meta_lazyload(). * * @param mixed $check * @param int $term_id * @return mixed */ public function lazyload_term_meta( $check, $term_id ) { _deprecated_function( __METHOD__, '4.5.0' ); return $check; } /** * Lazyload comment meta for comments in the loop. * * @since 4.4.0 * @deprecated 4.5.0 See wp_queue_comments_for_comment_meta_lazyload(). * * @param mixed $check * @param int $comment_id * @return mixed */ public function lazyload_comment_meta( $check, $comment_id ) { _deprecated_function( __METHOD__, '4.5.0' ); return $check; } } m string $context Optional. How to output the '&' character. Default '&'. * @return string|null The edit post link for the given post. null if the post type is invalid or does * not allow an editing UI. */ function get_edit_post_link( $id = 0, $context = 'display' ) { if ( ! $post = get_post( $id ) ) return; if ( 'revision' === $post->post_type ) $action = ''; elseif ( 'display' == $context ) $action = '&action=edit'; else $action = '&action=edit'; $post_type_object = get_post_type_object( $post->post_type ); if ( !$post_type_object ) return; if ( !current_user_can( 'edit_post', $post->ID ) ) return; if ( $post_type_object->_edit_link ) { $link = admin_url( sprintf( $post_type_object->_edit_link . $action, $post->ID ) ); } else { $link = ''; } /** * Filters the post edit link. * * @since 2.3.0 * * @param string $link The edit link. * @param int $post_id Post ID. * @param string $context The link context. If set to 'display' then ampersands * are encoded. */ return apply_filters( 'get_edit_post_link', $link, $post->ID, $context ); } /** * Displays the edit post link for post. * * @since 1.0.0 * @since 4.4.0 The `$class` argument was added. * * @param string $text Optional. Anchor text. If null, default is 'Edit This'. Default null. * @param string $before Optional. Display before edit link. Default empty. * @param string $after Optional. Display after edit link. Default empty. * @param int|WP_Post $id Optional. Post ID or post object. Default is the global `$post`. * @param string $class Optional. Add custom class to link. Default 'post-edit-link'. */ function edit_post_link( $text = null, $before = '', $after = '', $id = 0, $class = 'post-edit-link' ) { if ( ! $post = get_post( $id ) ) { return; } if ( ! $url = get_edit_post_link( $post->ID ) ) { return; } if ( null === $text ) { $text = __( 'Edit This' ); } $link = '' . $text . ''; /** * Filters the post edit link anchor tag. * * @since 2.3.0 * * @param string $link Anchor tag for the edit link. * @param int $post_id Post ID. * @param string $text Anchor text. */ echo $before . apply_filters( 'edit_post_link', $link, $post->ID, $text ) . $after; } /** * Retrieves the delete posts link for post. * * Can be used within the WordPress loop or outside of it, with any post type. * * @since 2.9.0 * * @param int|WP_Post $id Optional. Post ID or post object. Default is the global `$post`. * @param string $deprecated Not used. * @param bool $force_delete Optional. Whether to bypass trash and force deletion. Default false. * @return string|void The delete post link URL for the given post. */ function get_delete_post_link( $id = 0, $deprecated = '', $force_delete = false ) { if ( ! empty( $deprecated ) ) _deprecated_argument( __FUNCTION__, '3.0.0' ); if ( !$post = get_post( $id ) ) return; $post_type_object = get_post_type_object( $post->post_type ); if ( !$post_type_object ) return; if ( !current_user_can( 'delete_post', $post->ID ) ) return; $action = ( $force_delete || !EMPTY_TRASH_DAYS ) ? 'delete' : 'trash'; $delete_link = add_query_arg( 'action', $action, admin_url( sprintf( $post_type_object->_edit_link, $post->ID ) ) ); /** * Filters the post delete link. * * @since 2.9.0 * * @param string $link The delete link. * @param int $post_id Post ID. * @param bool $force_delete Whether to bypass the trash and force deletion. Default false. */ return apply_filters( 'get_delete_post_link', wp_nonce_url( $delete_link, "$action-post_{$post->ID}" ), $post->ID, $force_delete ); } /** * Retrieves the edit comment link. * * @since 2.3.0 * * @param int|WP_Comment $comment_id Optional. Comment ID or WP_Comment object. * @return string|void The edit comment link URL for the given comment. */ function get_edit_comment_link( $comment_id = 0 ) { $comment = get_comment( $comment_id ); if ( !current_user_can( 'edit_comment', $comment->comment_ID ) ) return; $location = admin_url('comment.php?action=editcomment&c=') . $comment->comment_ID; /** * Filters the comment edit link. * * @since 2.3.0 * * @param string $location The edit link. */ return apply_filters( 'get_edit_comment_link', $location ); } /** * Displays the edit comment link with formatting. * * @since 1.0.0 * * @param string $text Optional. Anchor text. If null, default is 'Edit This'. Default null. * @param string $before Optional. Display before edit link. Default empty. * @param string $after Optional. Display after edit link. Default empty. */ function edit_comment_link( $text = null, $before = '', $after = '' ) { $comment = get_comment(); if ( ! current_user_can( 'edit_comment', $comment->comment_ID ) ) { return; } if ( null === $text ) { $text = __( 'Edit This' ); } $link = '' . $text . ''; /** * Filters the comment edit link anchor tag. * * @since 2.3.0 * * @param string $link Anchor tag for the edit link. * @param int $comment_id Comment ID. * @param string $text Anchor text. */ echo $before . apply_filters( 'edit_comment_link', $link, $comment->comment_ID, $text ) . $after; } /** * Displays the edit bookmark link. * * @since 2.7.0 * * @param int|stdClass $link Optional. Bookmark ID. Default is the id of the current bookmark. * @return string|void The edit bookmark link URL. */ function get_edit_bookmark_link( $link = 0 ) { $link = get_bookmark( $link ); if ( !current_user_can('manage_links') ) return; $location = admin_url('link.php?action=edit&link_id=') . $link->link_id; /** * Filters the bookmark edit link. * * @since 2.7.0 * * @param string $location The edit link. * @param int $link_id Bookmark ID. */ return apply_filters( 'get_edit_bookmark_link', $location, $link->link_id ); } /** * Displays the edit bookmark link anchor content. * * @since 2.7.0 * * @param string $link Optional. Anchor text. Default empty. * @param string $before Optional. Display before edit link. Default empty. * @param string $after Optional. Display after edit link. Default empty. * @param int $bookmark Optional. Bookmark ID. Default is the current bookmark. */ function edit_bookmark_link( $link = '', $before = '', $after = '', $bookmark = null ) { $bookmark = get_bookmark($bookmark); if ( !current_user_can('manage_links') ) return; if ( empty($link) ) $link = __('Edit This'); $link = '' . $link . ''; /** * Filters the bookmark edit link anchor tag. * * @since 2.7.0 * * @param string $link Anchor tag for the edit link. * @param int $link_id Bookmark ID. */ echo $before . apply_filters( 'edit_bookmark_link', $link, $bookmark->link_id ) . $after; } /** * Retrieves the edit user link. * * @since 3.5.0 * * @param int $user_id Optional. User ID. Defaults to the current user. * @return string URL to edit user page or empty string. */ function get_edit_user_link( $user_id = null ) { if ( ! $user_id ) $user_id = get_current_user_id(); if ( empty( $user_id ) || ! current_user_can( 'edit_user', $user_id ) ) return ''; $user = get_userdata( $user_id ); if ( ! $user ) return ''; if ( get_current_user_id() == $user->ID ) $link = get_edit_profile_url( $user->ID ); else $link = add_query_arg( 'user_id', $user->ID, self_admin_url( 'user-edit.php' ) ); /** * Filters the user edit link. * * @since 3.5.0 * * @param string $link The edit link. * @param int $user_id User ID. */ return apply_filters( 'get_edit_user_link', $link, $user->ID ); } // Navigation links /** * Retrieves the previous post that is adjacent to the current post. * * @since 1.5.0 * * @param bool $in_same_term Optional. Whether post should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. * @return null|string|WP_Post Post object if successful. Null if global $post is not set. Empty string if no * corresponding post exists. */ function get_previous_post( $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) { return get_adjacent_post( $in_same_term, $excluded_terms, true, $taxonomy ); } /** * Retrieves the next post that is adjacent to the current post. * * @since 1.5.0 * * @param bool $in_same_term Optional. Whether post should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. * @return null|string|WP_Post Post object if successful. Null if global $post is not set. Empty string if no * corresponding post exists. */ function get_next_post( $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) { return get_adjacent_post( $in_same_term, $excluded_terms, false, $taxonomy ); } /** * Retrieves the adjacent post. * * Can either be next or previous post. * * @since 2.5.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param bool $in_same_term Optional. Whether post should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty. * @param bool $previous Optional. Whether to retrieve previous post. Default true * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. * @return null|string|WP_Post Post object if successful. Null if global $post is not set. Empty string if no * corresponding post exists. */ function get_adjacent_post( $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) { global $wpdb; if ( ( ! $post = get_post() ) || ! taxonomy_exists( $taxonomy ) ) return null; $current_post_date = $post->post_date; $join = ''; $where = ''; $adjacent = $previous ? 'previous' : 'next'; if ( $in_same_term || ! empty( $excluded_terms ) ) { if ( ! empty( $excluded_terms ) && ! is_array( $excluded_terms ) ) { // back-compat, $excluded_terms used to be $excluded_terms with IDs separated by " and " if ( false !== strpos( $excluded_terms, ' and ' ) ) { _deprecated_argument( __FUNCTION__, '3.3.0', sprintf( __( 'Use commas instead of %s to separate excluded terms.' ), "'and'" ) ); $excluded_terms = explode( ' and ', $excluded_terms ); } else { $excluded_terms = explode( ',', $excluded_terms ); } $excluded_terms = array_map( 'intval', $excluded_terms ); } if ( $in_same_term ) { $join .= " INNER JOIN $wpdb->term_relationships AS tr ON p.ID = tr.object_id INNER JOIN $wpdb->term_taxonomy tt ON tr.term_taxonomy_id = tt.term_taxonomy_id"; $where .= $wpdb->prepare( "AND tt.taxonomy = %s", $taxonomy ); if ( ! is_object_in_taxonomy( $post->post_type, $taxonomy ) ) return ''; $term_array = wp_get_object_terms( $post->ID, $taxonomy, array( 'fields' => 'ids' ) ); // Remove any exclusions from the term array to include. $term_array = array_diff( $term_array, (array) $excluded_terms ); $term_array = array_map( 'intval', $term_array ); if ( ! $term_array || is_wp_error( $term_array ) ) return ''; $where .= " AND tt.term_id IN (" . implode( ',', $term_array ) . ")"; } /** * Filters the IDs of terms excluded from adjacent post queries. * * The dynamic portion of the hook name, `$adjacent`, refers to the type * of adjacency, 'next' or 'previous'. * * @since 4.4.0 * * @param string $excluded_terms Array of excluded term IDs. */ $excluded_terms = apply_filters( "get_{$adjacent}_post_excluded_terms", $excluded_terms ); if ( ! empty( $excluded_terms ) ) { $where .= " AND p.ID NOT IN ( SELECT tr.object_id FROM $wpdb->term_relationships tr LEFT JOIN $wpdb->term_taxonomy tt ON (tr.term_taxonomy_id = tt.term_taxonomy_id) WHERE tt.term_id IN (" . implode( ',', array_map( 'intval', $excluded_terms ) ) . ') )'; } } // 'post_status' clause depends on the current user. if ( is_user_logged_in() ) { $user_id = get_current_user_id(); $post_type_object = get_post_type_object( $post->post_type ); if ( empty( $post_type_object ) ) { $post_type_cap = $post->post_type; $read_private_cap = 'read_private_' . $post_type_cap . 's'; } else { $read_private_cap = $post_type_object->cap->read_private_posts; } /* * Results should include private posts belonging to the current user, or private posts where the * current user has the 'read_private_posts' cap. */ $private_states = get_post_stati( array( 'private' => true ) ); $where .= " AND ( p.post_status = 'publish'"; foreach ( (array) $private_states as $state ) { if ( current_user_can( $read_private_cap ) ) { $where .= $wpdb->prepare( " OR p.post_status = %s", $state ); } else { $where .= $wpdb->prepare( " OR (p.post_author = %d AND p.post_status = %s)", $user_id, $state ); } } $where .= " )"; } else { $where .= " AND p.post_status = 'publish'"; } $op = $previous ? '<' : '>'; $order = $previous ? 'DESC' : 'ASC'; /** * Filters the JOIN clause in the SQL for an adjacent post query. * * The dynamic portion of the hook name, `$adjacent`, refers to the type * of adjacency, 'next' or 'previous'. * * @since 2.5.0 * @since 4.4.0 Added the `$taxonomy` and `$post` parameters. * * @param string $join The JOIN clause in the SQL. * @param bool $in_same_term Whether post should be in a same taxonomy term. * @param array $excluded_terms Array of excluded term IDs. * @param string $taxonomy Taxonomy. Used to identify the term used when `$in_same_term` is true. * @param WP_Post $post WP_Post object. */ $join = apply_filters( "get_{$adjacent}_post_join", $join, $in_same_term, $excluded_terms, $taxonomy, $post ); /** * Filters the WHERE clause in the SQL for an adjacent post query. * * The dynamic portion of the hook name, `$adjacent`, refers to the type * of adjacency, 'next' or 'previous'. * * @since 2.5.0 * @since 4.4.0 Added the `$taxonomy` and `$post` parameters. * * @param string $where The `WHERE` clause in the SQL. * @param bool $in_same_term Whether post should be in a same taxonomy term. * @param array $excluded_terms Array of excluded term IDs. * @param string $taxonomy Taxonomy. Used to identify the term used when `$in_same_term` is true. * @param WP_Post $post WP_Post object. */ $where = apply_filters( "get_{$adjacent}_post_where", $wpdb->prepare( "WHERE p.post_date $op %s AND p.post_type = %s $where", $current_post_date, $post->post_type ), $in_same_term, $excluded_terms, $taxonomy, $post ); /** * Filters the ORDER BY clause in the SQL for an adjacent post query. * * The dynamic portion of the hook name, `$adjacent`, refers to the type * of adjacency, 'next' or 'previous'. * * @since 2.5.0 * @since 4.4.0 Added the `$post` parameter. * @since 4.9.0 Added the `$order` parameter. * * @param string $order_by The `ORDER BY` clause in the SQL. * @param WP_Post $post WP_Post object. * @param string $order Sort order. 'DESC' for previous post, 'ASC' for next. */ $sort = apply_filters( "get_{$adjacent}_post_sort", "ORDER BY p.post_date $order LIMIT 1", $post, $order ); $query = "SELECT p.ID FROM $wpdb->posts AS p $join $where $sort"; $query_key = 'adjacent_post_' . md5( $query ); $result = wp_cache_get( $query_key, 'counts' ); if ( false !== $result ) { if ( $result ) $result = get_post( $result ); return $result; } $result = $wpdb->get_var( $query ); if ( null === $result ) $result = ''; wp_cache_set( $query_key, $result, 'counts' ); if ( $result ) $result = get_post( $result ); return $result; } /** * Retrieves the adjacent post relational link. * * Can either be next or previous post relational link. * * @since 2.8.0 * * @param string $title Optional. Link title format. Default '%title'. * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty. * @param bool $previous Optional. Whether to display link to previous or next post. Default true. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. * @return string|void The adjacent post relational link URL. */ function get_adjacent_post_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) { if ( $previous && is_attachment() && $post = get_post() ) $post = get_post( $post->post_parent ); else $post = get_adjacent_post( $in_same_term, $excluded_terms, $previous, $taxonomy ); if ( empty( $post ) ) return; $post_title = the_title_attribute( array( 'echo' => false, 'post' => $post ) ); if ( empty( $post_title ) ) $post_title = $previous ? __( 'Previous Post' ) : __( 'Next Post' ); $date = mysql2date( get_option( 'date_format' ), $post->post_date ); $title = str_replace( '%title', $post_title, $title ); $title = str_replace( '%date', $date, $title ); $link = $previous ? "\n"; $adjacent = $previous ? 'previous' : 'next'; /** * Filters the adjacent post relational link. * * The dynamic portion of the hook name, `$adjacent`, refers to the type * of adjacency, 'next' or 'previous'. * * @since 2.8.0 * * @param string $link The relational link. */ return apply_filters( "{$adjacent}_post_rel_link", $link ); } /** * Displays the relational links for the posts adjacent to the current post. * * @since 2.8.0 * * @param string $title Optional. Link title format. Default '%title'. * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. */ function adjacent_posts_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) { echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, true, $taxonomy ); echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, false, $taxonomy ); } /** * Displays relational links for the posts adjacent to the current post for single post pages. * * This is meant to be attached to actions like 'wp_head'. Do not call this directly in plugins * or theme templates. * * @since 3.0.0 * * @see adjacent_posts_rel_link() */ function adjacent_posts_rel_link_wp_head() { if ( ! is_single() || is_attachment() ) { return; } adjacent_posts_rel_link(); } /** * Displays the relational link for the next post adjacent to the current post. * * @since 2.8.0 * * @see get_adjacent_post_rel_link() * * @param string $title Optional. Link title format. Default '%title'. * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. */ function next_post_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) { echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, false, $taxonomy ); } /** * Displays the relational link for the previous post adjacent to the current post. * * @since 2.8.0 * * @see get_adjacent_post_rel_link() * * @param string $title Optional. Link title format. Default '%title'. * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default true. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. */ function prev_post_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) { echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, true, $taxonomy ); } /** * Retrieves the boundary post. * * Boundary being either the first or last post by publish date within the constraints specified * by $in_same_term or $excluded_terms. * * @since 2.8.0 * * @param bool $in_same_term Optional. Whether returned post should be in a same taxonomy term. * Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. * Default empty. * @param bool $start Optional. Whether to retrieve first or last post. Default true * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. * @return null|array Array containing the boundary post object if successful, null otherwise. */ function get_boundary_post( $in_same_term = false, $excluded_terms = '', $start = true, $taxonomy = 'category' ) { $post = get_post(); if ( ! $post || ! is_single() || is_attachment() || ! taxonomy_exists( $taxonomy ) ) return null; $query_args = array( 'posts_per_page' => 1, 'order' => $start ? 'ASC' : 'DESC', 'update_post_term_cache' => false, 'update_post_meta_cache' => false ); $term_array = array(); if ( ! is_array( $excluded_terms ) ) { if ( ! empty( $excluded_terms ) ) $excluded_terms = explode( ',', $excluded_terms ); else $excluded_terms = array(); } if ( $in_same_term || ! empty( $excluded_terms ) ) { if ( $in_same_term ) $term_array = wp_get_object_terms( $post->ID, $taxonomy, array( 'fields' => 'ids' ) ); if ( ! empty( $excluded_terms ) ) { $excluded_terms = array_map( 'intval', $excluded_terms ); $excluded_terms = array_diff( $excluded_terms, $term_array ); $inverse_terms = array(); foreach ( $excluded_terms as $excluded_term ) $inverse_terms[] = $excluded_term * -1; $excluded_terms = $inverse_terms; } $query_args[ 'tax_query' ] = array( array( 'taxonomy' => $taxonomy, 'terms' => array_merge( $term_array, $excluded_terms ) ) ); } return get_posts( $query_args ); } /** * Retrieves the previous post link that is adjacent to the current post. * * @since 3.7.0 * * @param string $format Optional. Link anchor format. Default '« %link'. * @param string $link Optional. Link permalink format. Default '%title'. * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. * @return string The link URL of the previous post in relation to the current post. */ function get_previous_post_link( $format = '« %link', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) { return get_adjacent_post_link( $format, $link, $in_same_term, $excluded_terms, true, $taxonomy ); } /** * Displays the previous post link that is adjacent to the current post. * * @since 1.5.0 * * @see get_previous_post_link() * * @param string $format Optional. Link anchor format. Default '« %link'. * @param string $link Optional. Link permalink format. Default '%title'. * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. */ function previous_post_link( $format = '« %link', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) { echo get_previous_post_link( $format, $link, $in_same_term, $excluded_terms, $taxonomy ); } /** * Retrieves the next post link that is adjacent to the current post. * * @since 3.7.0 * * @param string $format Optional. Link anchor format. Default '« %link'. * @param string $link Optional. Link permalink format. Default '%title'. * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. * @return string The link URL of the next post in relation to the current post. */ function get_next_post_link( $format = '%link »', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) { return get_adjacent_post_link( $format, $link, $in_same_term, $excluded_terms, false, $taxonomy ); } /** * Displays the next post link that is adjacent to the current post. * * @since 1.5.0 * @see get_next_post_link() * * @param string $format Optional. Link anchor format. Default '« %link'. * @param string $link Optional. Link permalink format. Default '%title' * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. */ function next_post_link( $format = '%link »', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) { echo get_next_post_link( $format, $link, $in_same_term, $excluded_terms, $taxonomy ); } /** * Retrieves the adjacent post link. * * Can be either next post link or previous. * * @since 3.7.0 * * @param string $format Link anchor format. * @param string $link Link permalink format. * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded terms IDs. Default empty. * @param bool $previous Optional. Whether to display link to previous or next post. Default true. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. * @return string The link URL of the previous or next post in relation to the current post. */ function get_adjacent_post_link( $format, $link, $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) { if ( $previous && is_attachment() ) $post = get_post( get_post()->post_parent ); else $post = get_adjacent_post( $in_same_term, $excluded_terms, $previous, $taxonomy ); if ( ! $post ) { $output = ''; } else { $title = $post->post_title; if ( empty( $post->post_title ) ) $title = $previous ? __( 'Previous Post' ) : __( 'Next Post' ); /** This filter is documented in wp-includes/post-template.php */ $title = apply_filters( 'the_title', $title, $post->ID ); $date = mysql2date( get_option( 'date_format' ), $post->post_date ); $rel = $previous ? 'prev' : 'next'; $string = ''; $inlink = str_replace( '%title', $title, $link ); $inlink = str_replace( '%date', $date, $inlink ); $inlink = $string . $inlink . ''; $output = str_replace( '%link', $inlink, $format ); } $adjacent = $previous ? 'previous' : 'next'; /** * Filters the adjacent post link. * * The dynamic portion of the hook name, `$adjacent`, refers to the type * of adjacency, 'next' or 'previous'. * * @since 2.6.0 * @since 4.2.0 Added the `$adjacent` parameter. * * @param string $output The adjacent post link. * @param string $format Link anchor format. * @param string $link Link permalink format. * @param WP_Post $post The adjacent post. * @param string $adjacent Whether the post is previous or next. */ return apply_filters( "{$adjacent}_post_link", $output, $format, $link, $post, $adjacent ); } /** * Displays the adjacent post link. * * Can be either next post link or previous. * * @since 2.5.0 * * @param string $format Link anchor format. * @param string $link Link permalink format. * @param bool $in_same_term Optional. Whether link should be in a same taxonomy term. Default false. * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded category IDs. Default empty. * @param bool $previous Optional. Whether to display link to previous or next post. Default true. * @param string $taxonomy Optional. Taxonomy, if $in_same_term is true. Default 'category'. */ function adjacent_post_link( $format, $link, $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) { echo get_adjacent_post_link( $format, $link, $in_same_term, $excluded_terms, $previous, $taxonomy ); } /** * Retrieves the link for a page number. * * @since 1.5.0 * * @global WP_Rewrite $wp_rewrite * * @param int $pagenum Optional. Page ID. Default 1. * @param bool $escape Optional. Whether to escape the URL for display, with esc_url(). Defaults to true. * Otherwise, prepares the URL with esc_url_raw(). * @return string The link URL for the given page number. */ function get_pagenum_link($pagenum = 1, $escape = true ) { global $wp_rewrite; $pagenum = (int) $pagenum; $request = remove_query_arg( 'paged' ); $home_root = parse_url(home_url()); $home_root = ( isset($home_root['path']) ) ? $home_root['path'] : ''; $home_root = preg_quote( $home_root, '|' ); $request = preg_replace('|^'. $home_root . '|i', '', $request); $request = preg_replace('|^/+|', '', $request); if ( !$wp_rewrite->using_permalinks() || is_admin() ) { $base = trailingslashit( get_bloginfo( 'url' ) ); if ( $pagenum > 1 ) { $result = add_query_arg( 'paged', $pagenum, $base . $request ); } else { $result = $base . $request; } } else { $qs_regex = '|\?.*?$|'; preg_match( $qs_regex, $request, $qs_match ); if ( !empty( $qs_match[0] ) ) { $query_string = $qs_match[0]; $request = preg_replace( $qs_regex, '', $request ); } else { $query_string = ''; } $request = preg_replace( "|$wp_rewrite->pagination_base/\d+/?$|", '', $request); $request = preg_replace( '|^' . preg_quote( $wp_rewrite->index, '|' ) . '|i', '', $request); $request = ltrim($request, '/'); $base = trailingslashit( get_bloginfo( 'url' ) ); if ( $wp_rewrite->using_index_permalinks() && ( $pagenum > 1 || '' != $request ) ) $base .= $wp_rewrite->index . '/'; if ( $pagenum > 1 ) { $request = ( ( !empty( $request ) ) ? trailingslashit( $request ) : $request ) . user_trailingslashit( $wp_rewrite->pagination_base . "/" . $pagenum, 'paged' ); } $result = $base . $request . $query_string; } /** * Filters the page number link for the current request. * * @since 2.5.0 * * @param string $result The page number link. */ $result = apply_filters( 'get_pagenum_link', $result ); if ( $escape ) return esc_url( $result ); else return esc_url_raw( $result ); } /** * Retrieves the next posts page link. * * Backported from 2.1.3 to 2.0.10. * * @since 2.0.10 * * @global int $paged * * @param int $max_page Optional. Max pages. Default 0. * @return string|void The link URL for next posts page. */ function get_next_posts_page_link($max_page = 0) { global $paged; if ( !is_single() ) { if ( !$paged ) $paged = 1; $nextpage = intval($paged) + 1; if ( !$max_page || $max_page >= $nextpage ) return get_pagenum_link($nextpage); } } /** * Displays or retrieves the next posts page link. * * @since 0.71 * * @param int $max_page Optional. Max pages. Default 0. * @param bool $echo Optional. Whether to echo the link. Default true. * @return string|void The link URL for next posts page if `$echo = false`. */ function next_posts( $max_page = 0, $echo = true ) { $output = esc_url( get_next_posts_page_link( $max_page ) ); if ( $echo ) echo $output; else return $output; } /** * Retrieves the next posts page link. * * @since 2.7.0 * * @global int $paged * @global WP_Query $wp_query * * @param string $label Content for link text. * @param int $max_page Optional. Max pages. Default 0. * @return string|void HTML-formatted next posts page link. */ function get_next_posts_link( $label = null, $max_page = 0 ) { global $paged, $wp_query; if ( !$max_page ) $max_page = $wp_query->max_num_pages; if ( !$paged ) $paged = 1; $nextpage = intval($paged) + 1; if ( null === $label ) $label = __( 'Next Page »' ); if ( !is_single() && ( $nextpage <= $max_page ) ) { /** * Filters the anchor tag attributes for the next posts page link. * * @since 2.7.0 * * @param string $attributes Attributes for the anchor tag. */ $attr = apply_filters( 'next_posts_link_attributes', '' ); return '" . preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $label) . ''; } } /** * Displays the next posts page link. * * @since 0.71 * * @param string $label Content for link text. * @param int $max_page Optional. Max pages. Default 0. */ function next_posts_link( $label = null, $max_page = 0 ) { echo get_next_posts_link( $label, $max_page ); } /** * Retrieves the previous posts page link. * * Will only return string, if not on a single page or post. * * Backported to 2.0.10 from 2.1.3. * * @since 2.0.10 * * @global int $paged * * @return string|void The link for the previous posts page. */ function get_previous_posts_page_link() { global $paged; if ( !is_single() ) { $nextpage = intval($paged) - 1; if ( $nextpage < 1 ) $nextpage = 1; return get_pagenum_link($nextpage); } } /** * Displays or retrieves the previous posts page link. * * @since 0.71 * * @param bool $echo Optional. Whether to echo the link. Default true. * @return string|void The previous posts page link if `$echo = false`. */ function previous_posts( $echo = true ) { $output = esc_url( get_previous_posts_page_link() ); if ( $echo ) echo $output; else return $output; } /** * Retrieves the previous posts page link. * * @since 2.7.0 * * @global int $paged * * @param string $label Optional. Previous page link text. * @return string|void HTML-formatted previous page link. */ function get_previous_posts_link( $label = null ) { global $paged; if ( null === $label ) $label = __( '« Previous Page' ); if ( !is_single() && $paged > 1 ) { /** * Filters the anchor tag attributes for the previous posts page link. * * @since 2.7.0 * * @param string $attributes Attributes for the anchor tag. */ $attr = apply_filters( 'previous_posts_link_attributes', '' ); return '". preg_replace( '/&([^#])(?![a-z]{1,8};)/i', '&$1', $label ) .''; } } /** * Displays the previous posts page link. * * @since 0.71 * * @param string $label Optional. Previous page link text. */ function previous_posts_link( $label = null ) { echo get_previous_posts_link( $label ); } /** * Retrieves the post pages link navigation for previous and next pages. * * @since 2.8.0 * * @global WP_Query $wp_query * * @param string|array $args { * Optional. Arguments to build the post pages link navigation. * * @type string $sep Separator character. Default '—'. * @type string $prelabel Link text to display for the previous page link. * Default '« Previous Page'. * @type string $nxtlabel Link text to display for the next page link. * Default 'Next Page »'. * } * @return string The posts link navigation. */ function get_posts_nav_link( $args = array() ) { global $wp_query; $return = ''; if ( !is_singular() ) { $defaults = array( 'sep' => ' — ', 'prelabel' => __('« Previous Page'), 'nxtlabel' => __('Next Page »'), ); $args = wp_parse_args( $args, $defaults ); $max_num_pages = $wp_query->max_num_pages; $paged = get_query_var('paged'); //only have sep if there's both prev and next results if ($paged < 2 || $paged >= $max_num_pages) { $args['sep'] = ''; } if ( $max_num_pages > 1 ) { $return = get_previous_posts_link($args['prelabel']); $return .= preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $args['sep']); $return .= get_next_posts_link($args['nxtlabel']); } } return $return; } /** * Displays the post pages link navigation for previous and next pages. * * @since 0.71 * * @param string $sep Optional. Separator for posts navigation links. Default empty. * @param string $prelabel Optional. Label for previous pages. Default empty. * @param string $nxtlabel Optional Label for next pages. Default empty. */ function posts_nav_link( $sep = '', $prelabel = '', $nxtlabel = '' ) { $args = array_filter( compact('sep', 'prelabel', 'nxtlabel') ); echo get_posts_nav_link($args); } /** * Retrieves the navigation to next/previous post, when applicable. * * @since 4.1.0 * @since 4.4.0 Introduced the `in_same_term`, `excluded_terms`, and `taxonomy` arguments. * * @param array $args { * Optional. Default post navigation arguments. Default empty array. * * @type string $prev_text Anchor text to display in the previous post link. Default '%title'. * @type string $next_text Anchor text to display in the next post link. Default '%title'. * @type bool $in_same_term Whether link should be in a same taxonomy term. Default false. * @type array|string $excluded_terms Array or comma-separated list of excluded term IDs. Default empty. * @type string $taxonomy Taxonomy, if `$in_same_term` is true. Default 'category'. * @type string $screen_reader_text Screen reader text for nav element. Default 'Post navigation'. * } * @return string Markup for post links. */ function get_the_post_navigation( $args = array() ) { $args = wp_parse_args( $args, array( 'prev_text' => '%title', 'next_text' => '%title', 'in_same_term' => false, 'excluded_terms' => '', 'taxonomy' => 'category', 'screen_reader_text' => __( 'Post navigation' ), ) ); $navigation = ''; $previous = get_previous_post_link( '', $args['prev_text'], $args['in_same_term'], $args['excluded_terms'], $args['taxonomy'] ); $next = get_next_post_link( '', $args['next_text'], $args['in_same_term'], $args['excluded_terms'], $args['taxonomy'] ); // Only add markup if there's somewhere to navigate to. if ( $previous || $next ) { $navigation = _navigation_markup( $previous . $next, 'post-navigation', $args['screen_reader_text'] ); } return $navigation; } /** * Displays the navigation to next/previous post, when applicable. * * @since 4.1.0 * * @param array $args Optional. See get_the_post_navigation() for available arguments. * Default empty array. */ function the_post_navigation( $args = array() ) { echo get_the_post_navigation( $args ); } /** * Returns the navigation to next/previous set of posts, when applicable. * * @since 4.1.0 * * @global WP_Query $wp_query WordPress Query object. * * @param array $args { * Optional. Default posts navigation arguments. Default empty array. * * @type string $prev_text Anchor text to display in the previous posts link. * Default 'Older posts'. * @type string $next_text Anchor text to display in the next posts link. * Default 'Newer posts'. * @type string $screen_reader_text Screen reader text for nav element. * Default 'Posts navigation'. * } * @return string Markup for posts links. */ function get_the_posts_navigation( $args = array() ) { $navigation = ''; // Don't print empty markup if there's only one page. if ( $GLOBALS['wp_query']->max_num_pages > 1 ) { $args = wp_parse_args( $args, array( 'prev_text' => __( 'Older posts' ), 'next_text' => __( 'Newer posts' ), 'screen_reader_text' => __( 'Posts navigation' ), ) ); $next_link = get_previous_posts_link( $args['next_text'] ); $prev_link = get_next_posts_link( $args['prev_text'] ); if ( $prev_link ) { $navigation .= ''; } if ( $next_link ) { $navigation .= ''; } $navigation = _navigation_markup( $navigation, 'posts-navigation', $args['screen_reader_text'] ); } return $navigation; } /** * Displays the navigation to next/previous set of posts, when applicable. * * @since 4.1.0 * * @param array $args Optional. See get_the_posts_navigation() for available arguments. * Default empty array. */ function the_posts_navigation( $args = array() ) { echo get_the_posts_navigation( $args ); } /** * Retrieves a paginated navigation to next/previous set of posts, when applicable. * * @since 4.1.0 * * @param array $args { * Optional. Default pagination arguments, see paginate_links(). * * @type string $screen_reader_text Screen reader text for navigation element. * Default 'Posts navigation'. * } * @return string Markup for pagination links. */ function get_the_posts_pagination( $args = array() ) { $navigation = ''; // Don't print empty markup if there's only one page. if ( $GLOBALS['wp_query']->max_num_pages > 1 ) { $args = wp_parse_args( $args, array( 'mid_size' => 1, 'prev_text' => _x( 'Previous', 'previous set of posts' ), 'next_text' => _x( 'Next', 'next set of posts' ), 'screen_reader_text' => __( 'Posts navigation' ), ) ); // Make sure we get a string back. Plain is the next best thing. if ( isset( $args['type'] ) && 'array' == $args['type'] ) { $args['type'] = 'plain'; } // Set up paginated links. $links = paginate_links( $args ); if ( $links ) { $navigation = _navigation_markup( $links, 'pagination', $args['screen_reader_text'] ); } } return $navigation; } /** * Displays a paginated navigation to next/previous set of posts, when applicable. * * @since 4.1.0 * * @param array $args Optional. See get_the_posts_pagination() for available arguments. * Default empty array. */ function the_posts_pagination( $args = array() ) { echo get_the_posts_pagination( $args ); } /** * Wraps passed links in navigational markup. * * @since 4.1.0 * @access private * * @param string $links Navigational links. * @param string $class Optional. Custom class for nav element. Default: 'posts-navigation'. * @param string $screen_reader_text Optional. Screen reader text for nav element. Default: 'Posts navigation'. * @return string Navigation template tag. */ function _navigation_markup( $links, $class = 'posts-navigation', $screen_reader_text = '' ) { if ( empty( $screen_reader_text ) ) { $screen_reader_text = __( 'Posts navigation' ); } $template = ' '; /** * Filters the navigation markup template. * * Note: The filtered template HTML must contain specifiers for the navigation * class (%1$s), the screen-reader-text value (%2$s), and placement of the * navigation links (%3$s): * * * * @since 4.4.0 * * @param string $template The default template. * @param string $class The class passed by the calling function. * @return string Navigation template. */ $template = apply_filters( 'navigation_markup_template', $template, $class ); return sprintf( $template, sanitize_html_class( $class ), esc_html( $screen_reader_text ), $links ); } /** * Retrieves the comments page number link. * * @since 2.7.0 * * @global WP_Rewrite $wp_rewrite * * @param int $pagenum Optional. Page number. Default 1. * @param int $max_page Optional. The maximum number of comment pages. Default 0. * @return string The comments page number link URL. */ function get_comments_pagenum_link( $pagenum = 1, $max_page = 0 ) { global $wp_rewrite; $pagenum = (int) $pagenum; $result = get_permalink(); if ( 'newest' == get_option('default_comments_page') ) { if ( $pagenum != $max_page ) { if ( $wp_rewrite->using_permalinks() ) $result = user_trailingslashit( trailingslashit($result) . $wp_rewrite->comments_pagination_base . '-' . $pagenum, 'commentpaged'); else $result = add_query_arg( 'cpage', $pagenum, $result ); } } elseif ( $pagenum > 1 ) { if ( $wp_rewrite->using_permalinks() ) $result = user_trailingslashit( trailingslashit($result) . $wp_rewrite->comments_pagination_base . '-' . $pagenum, 'commentpaged'); else $result = add_query_arg( 'cpage', $pagenum, $result ); } $result .= '#comments'; /** * Filters the comments page number link for the current request. * * @since 2.7.0 * * @param string $result The comments page number link. */ return apply_filters( 'get_comments_pagenum_link', $result ); } /** * Retrieves the link to the next comments page. * * @since 2.7.1 * * @global WP_Query $wp_query * * @param string $label Optional. Label for link text. Default empty. * @param int $max_page Optional. Max page. Default 0. * @return string|void HTML-formatted link for the next page of comments. */ function get_next_comments_link( $label = '', $max_page = 0 ) { global $wp_query; if ( ! is_singular() ) return; $page = get_query_var('cpage'); if ( ! $page ) { $page = 1; } $nextpage = intval($page) + 1; if ( empty($max_page) ) $max_page = $wp_query->max_num_comment_pages; if ( empty($max_page) ) $max_page = get_comment_pages_count(); if ( $nextpage > $max_page ) return; if ( empty($label) ) $label = __('Newer Comments »'); /** * Filters the anchor tag attributes for the next comments page link. * * @since 2.7.0 * * @param string $attributes Attributes for the anchor tag. */ return ''. preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $label) .''; } /** * Displays the link to the next comments page. * * @since 2.7.0 * * @param string $label Optional. Label for link text. Default empty. * @param int $max_page Optional. Max page. Default 0. */ function next_comments_link( $label = '', $max_page = 0 ) { echo get_next_comments_link( $label, $max_page ); } /** * Retrieves the link to the previous comments page. * * @since 2.7.1 * * @param string $label Optional. Label for comments link text. Default empty. * @return string|void HTML-formatted link for the previous page of comments. */ function get_previous_comments_link( $label = '' ) { if ( ! is_singular() ) return; $page = get_query_var('cpage'); if ( intval($page) <= 1 ) return; $prevpage = intval($page) - 1; if ( empty($label) ) $label = __('« Older Comments'); /** * Filters the anchor tag attributes for the previous comments page link. * * @since 2.7.0 * * @param string $attributes Attributes for the anchor tag. */ return '' . preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&$1', $label) .''; } /** * Displays the link to the previous comments page. * * @since 2.7.0 * * @param string $label Optional. Label for comments link text. Default empty. */ function previous_comments_link( $label = '' ) { echo get_previous_comments_link( $label ); } /** * Displays or retrieves pagination links for the comments on the current post. * * @see paginate_links() * @since 2.7.0 * * @global WP_Rewrite $wp_rewrite * * @param string|array $args Optional args. See paginate_links(). Default empty array. * @return string|void Markup for pagination links. */ function paginate_comments_links( $args = array() ) { global $wp_rewrite; if ( ! is_singular() ) return; $page = get_query_var('cpage'); if ( !$page ) $page = 1; $max_page = get_comment_pages_count(); $defaults = array( 'base' => add_query_arg( 'cpage', '%#%' ), 'format' => '', 'total' => $max_page, 'current' => $page, 'echo' => true, 'add_fragment' => '#comments' ); if ( $wp_rewrite->using_permalinks() ) $defaults['base'] = user_trailingslashit(trailingslashit(get_permalink()) . $wp_rewrite->comments_pagination_base . '-%#%', 'commentpaged'); $args = wp_parse_args( $args, $defaults ); $page_links = paginate_links( $args ); if ( $args['echo'] ) echo $page_links; else return $page_links; } /** * Retrieves navigation to next/previous set of comments, when applicable. * * @since 4.4.0 * * @param array $args { * Optional. Default comments navigation arguments. * * @type string $prev_text Anchor text to display in the previous comments link. * Default 'Older comments'. * @type string $next_text Anchor text to display in the next comments link. * Default 'Newer comments'. * @type string $screen_reader_text Screen reader text for nav element. Default 'Comments navigation'. * } * @return string Markup for comments links. */ function get_the_comments_navigation( $args = array() ) { $navigation = ''; // Are there comments to navigate through? if ( get_comment_pages_count() > 1 ) { $args = wp_parse_args( $args, array( 'prev_text' => __( 'Older comments' ), 'next_text' => __( 'Newer comments' ), 'screen_reader_text' => __( 'Comments navigation' ), ) ); $prev_link = get_previous_comments_link( $args['prev_text'] ); $next_link = get_next_comments_link( $args['next_text'] ); if ( $prev_link ) { $navigation .= ''; } if ( $next_link ) { $navigation .= ''; } $navigation = _navigation_markup( $navigation, 'comment-navigation', $args['screen_reader_text'] ); } return $navigation; } /** * Displays navigation to next/previous set of comments, when applicable. * * @since 4.4.0 * * @param array $args See get_the_comments_navigation() for available arguments. Default empty array. */ function the_comments_navigation( $args = array() ) { echo get_the_comments_navigation( $args ); } /** * Retrieves a paginated navigation to next/previous set of comments, when applicable. * * @since 4.4.0 * * @see paginate_comments_links() * * @param array $args { * Optional. Default pagination arguments. * * @type string $screen_reader_text Screen reader text for nav element. Default 'Comments navigation'. * } * @return string Markup for pagination links. */ function get_the_comments_pagination( $args = array() ) { $navigation = ''; $args = wp_parse_args( $args, array( 'screen_reader_text' => __( 'Comments navigation' ), ) ); $args['echo'] = false; // Make sure we get a string back. Plain is the next best thing. if ( isset( $args['type'] ) && 'array' == $args['type'] ) { $args['type'] = 'plain'; } $links = paginate_comments_links( $args ); if ( $links ) { $navigation = _navigation_markup( $links, 'comments-pagination', $args['screen_reader_text'] ); } return $navigation; } /** * Displays a paginated navigation to next/previous set of comments, when applicable. * * @since 4.4.0 * * @param array $args See get_the_comments_pagination() for available arguments. Default empty array. */ function the_comments_pagination( $args = array() ) { echo get_the_comments_pagination( $args ); } /** * Retrieves the URL for the current site where the front end is accessible. * * Returns the 'home' option with the appropriate protocol. The protocol will be 'https' * if is_ssl() evaluates to true; otherwise, it will be the same as the 'home' option. * If `$scheme` is 'http' or 'https', is_ssl() is overridden. * * @since 3.0.0 * * @param string $path Optional. Path relative to the home URL. Default empty. * @param string|null $scheme Optional. Scheme to give the home URL context. Accepts * 'http', 'https', 'relative', 'rest', or null. Default null. * @return string Home URL link with optional path appended. */ function home_url( $path = '', $scheme = null ) { return get_home_url( null, $path, $scheme ); } /** * Retrieves the URL for a given site where the front end is accessible. * * Returns the 'home' option with the appropriate protocol. The protocol will be 'https' * if is_ssl() evaluates to true; otherwise, it will be the same as the 'home' option. * If `$scheme` is 'http' or 'https', is_ssl() is overridden. * * @since 3.0.0 * * @global string $pagenow * * @param int $blog_id Optional. Site ID. Default null (current site). * @param string $path Optional. Path relative to the home URL. Default empty. * @param string|null $scheme Optional. Scheme to give the home URL context. Accepts * 'http', 'https', 'relative', 'rest', or null. Default null. * @return string Home URL link with optional path appended. */ function get_home_url( $blog_id = null, $path = '', $scheme = null ) { global $pagenow; $orig_scheme = $scheme; if ( empty( $blog_id ) || !is_multisite() ) { $url = get_option( 'home' ); } else { switch_to_blog( $blog_id ); $url = get_option( 'home' ); restore_current_blog(); } if ( ! in_array( $scheme, array( 'http', 'https', 'relative' ) ) ) { if ( is_ssl() && ! is_admin() && 'wp-login.php' !== $pagenow ) $scheme = 'https'; else $scheme = parse_url( $url, PHP_URL_SCHEME ); } $url = set_url_scheme( $url, $scheme ); if ( $path && is_string( $path ) ) $url .= '/' . ltrim( $path, '/' ); /** * Filters the home URL. * * @since 3.0.0 * * @param string $url The complete home URL including scheme and path. * @param string $path Path relative to the home URL. Blank string if no path is specified. * @param string|null $orig_scheme Scheme to give the home URL context. Accepts 'http', 'https', * 'relative', 'rest', or null. * @param int|null $blog_id Site ID, or null for the current site. */ return apply_filters( 'home_url', $url, $path, $orig_scheme, $blog_id ); } /** * Retrieves the URL for the current site where WordPress application files * (e.g. wp-blog-header.php or the wp-admin/ folder) are accessible. * * Returns the 'site_url' option with the appropriate protocol, 'https' if * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is * overridden. * * @since 3.0.0 * * @param string $path Optional. Path relative to the site URL. Default empty. * @param string $scheme Optional. Scheme to give the site URL context. See set_url_scheme(). * @return string Site URL link with optional path appended. */ function site_url( $path = '', $scheme = null ) { return get_site_url( null, $path, $scheme ); } /** * Retrieves the URL for a given site where WordPress application files * (e.g. wp-blog-header.php or the wp-admin/ folder) are accessible. * * Returns the 'site_url' option with the appropriate protocol, 'https' if * is_ssl() and 'http' otherwise. If `$scheme` is 'http' or 'https', * `is_ssl()` is overridden. * * @since 3.0.0 * * @param int $blog_id Optional. Site ID. Default null (current site). * @param string $path Optional. Path relative to the site URL. Default empty. * @param string $scheme Optional. Scheme to give the site URL context. Accepts * 'http', 'https', 'login', 'login_post', 'admin', or * 'relative'. Default null. * @return string Site URL link with optional path appended. */ function get_site_url( $blog_id = null, $path = '', $scheme = null ) { if ( empty( $blog_id ) || !is_multisite() ) { $url = get_option( 'siteurl' ); } else { switch_to_blog( $blog_id ); $url = get_option( 'siteurl' ); restore_current_blog(); } $url = set_url_scheme( $url, $scheme ); if ( $path && is_string( $path ) ) $url .= '/' . ltrim( $path, '/' ); /** * Filters the site URL. * * @since 2.7.0 * * @param string $url The complete site URL including scheme and path. * @param string $path Path relative to the site URL. Blank string if no path is specified. * @param string|null $scheme Scheme to give the site URL context. Accepts 'http', 'https', 'login', * 'login_post', 'admin', 'relative' or null. * @param int|null $blog_id Site ID, or null for the current site. */ return apply_filters( 'site_url', $url, $path, $scheme, $blog_id ); } /** * Retrieves the URL to the admin area for the current site. * * @since 2.6.0 * * @param string $path Optional path relative to the admin URL. * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). * 'http' or 'https' can be passed to force those schemes. * @return string Admin URL link with optional path appended. */ function admin_url( $path = '', $scheme = 'admin' ) { return get_admin_url( null, $path, $scheme ); } /** * Retrieves the URL to the admin area for a given site. * * @since 3.0.0 * * @param int $blog_id Optional. Site ID. Default null (current site). * @param string $path Optional. Path relative to the admin URL. Default empty. * @param string $scheme Optional. The scheme to use. Accepts 'http' or 'https', * to force those schemes. Default 'admin', which obeys * force_ssl_admin() and is_ssl(). * @return string Admin URL link with optional path appended. */ function get_admin_url( $blog_id = null, $path = '', $scheme = 'admin' ) { $url = get_site_url($blog_id, 'wp-admin/', $scheme); if ( $path && is_string( $path ) ) $url .= ltrim( $path, '/' ); /** * Filters the admin area URL. * * @since 2.8.0 * * @param string $url The complete admin area URL including scheme and path. * @param string $path Path relative to the admin area URL. Blank string if no path is specified. * @param int|null $blog_id Site ID, or null for the current site. */ return apply_filters( 'admin_url', $url, $path, $blog_id ); } /** * Retrieves the URL to the includes directory. * * @since 2.6.0 * * @param string $path Optional. Path relative to the includes URL. Default empty. * @param string $scheme Optional. Scheme to give the includes URL context. Accepts * 'http', 'https', or 'relative'. Default null. * @return string Includes URL link with optional path appended. */ function includes_url( $path = '', $scheme = null ) { $url = site_url( '/' . WPINC . '/', $scheme ); if ( $path && is_string( $path ) ) $url .= ltrim($path, '/'); /** * Filters the URL to the includes directory. * * @since 2.8.0 * * @param string $url The complete URL to the includes directory including scheme and path. * @param string $path Path relative to the URL to the wp-includes directory. Blank string * if no path is specified. */ return apply_filters( 'includes_url', $url, $path ); } /** * Retrieves the URL to the content directory. * * @since 2.6.0 * * @param string $path Optional. Path relative to the content URL. Default empty. * @return string Content URL link with optional path appended. */ function content_url( $path = '' ) { $url = set_url_scheme( WP_CONTENT_URL ); if ( $path && is_string( $path ) ) $url .= '/' . ltrim($path, '/'); /** * Filters the URL to the content directory. * * @since 2.8.0 * * @param string $url The complete URL to the content directory including scheme and path. * @param string $path Path relative to the URL to the content directory. Blank string * if no path is specified. */ return apply_filters( 'content_url', $url, $path); } /** * Retrieves a URL within the plugins or mu-plugins directory. * * Defaults to the plugins directory URL if no arguments are supplied. * * @since 2.6.0 * * @param string $path Optional. Extra path appended to the end of the URL, including * the relative directory if $plugin is supplied. Default empty. * @param string $plugin Optional. A full path to a file inside a plugin or mu-plugin. * The URL will be relative to its directory. Default empty. * Typically this is done by passing `__FILE__` as the argument. * @return string Plugins URL link with optional paths appended. */ function plugins_url( $path = '', $plugin = '' ) { $path = wp_normalize_path( $path ); $plugin = wp_normalize_path( $plugin ); $mu_plugin_dir = wp_normalize_path( WPMU_PLUGIN_DIR ); if ( !empty($plugin) && 0 === strpos($plugin, $mu_plugin_dir) ) $url = WPMU_PLUGIN_URL; else $url = WP_PLUGIN_URL; $url = set_url_scheme( $url ); if ( !empty($plugin) && is_string($plugin) ) { $folder = dirname(plugin_basename($plugin)); if ( '.' != $folder ) $url .= '/' . ltrim($folder, '/'); } if ( $path && is_string( $path ) ) $url .= '/' . ltrim($path, '/'); /** * Filters the URL to the plugins directory. * * @since 2.8.0 * * @param string $url The complete URL to the plugins directory including scheme and path. * @param string $path Path relative to the URL to the plugins directory. Blank string * if no path is specified. * @param string $plugin The plugin file path to be relative to. Blank string if no plugin * is specified. */ return apply_filters( 'plugins_url', $url, $path, $plugin ); } /** * Retrieves the site URL for the current network. * * Returns the site URL with the appropriate protocol, 'https' if * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is * overridden. * * @since 3.0.0 * * @see set_url_scheme() * * @param string $path Optional. Path relative to the site URL. Default empty. * @param string $scheme Optional. Scheme to give the site URL context. Accepts * 'http', 'https', or 'relative'. Default null. * @return string Site URL link with optional path appended. */ function network_site_url( $path = '', $scheme = null ) { if ( ! is_multisite() ) return site_url($path, $scheme); $current_network = get_network(); if ( 'relative' == $scheme ) $url = $current_network->path; else $url = set_url_scheme( 'http://' . $current_network->domain . $current_network->path, $scheme ); if ( $path && is_string( $path ) ) $url .= ltrim( $path, '/' ); /** * Filters the network site URL. * * @since 3.0.0 * * @param string $url The complete network site URL including scheme and path. * @param string $path Path relative to the network site URL. Blank string if * no path is specified. * @param string|null $scheme Scheme to give the URL context. Accepts 'http', 'https', * 'relative' or null. */ return apply_filters( 'network_site_url', $url, $path, $scheme ); } /** * Retrieves the home URL for the current network. * * Returns the home URL with the appropriate protocol, 'https' is_ssl() * and 'http' otherwise. If `$scheme` is 'http' or 'https', `is_ssl()` is * overridden. * * @since 3.0.0 * * @param string $path Optional. Path relative to the home URL. Default empty. * @param string $scheme Optional. Scheme to give the home URL context. Accepts * 'http', 'https', or 'relative'. Default null. * @return string Home URL link with optional path appended. */ function network_home_url( $path = '', $scheme = null ) { if ( ! is_multisite() ) return home_url($path, $scheme); $current_network = get_network(); $orig_scheme = $scheme; if ( ! in_array( $scheme, array( 'http', 'https', 'relative' ) ) ) $scheme = is_ssl() && ! is_admin() ? 'https' : 'http'; if ( 'relative' == $scheme ) $url = $current_network->path; else $url = set_url_scheme( 'http://' . $current_network->domain . $current_network->path, $scheme ); if ( $path && is_string( $path ) ) $url .= ltrim( $path, '/' ); /** * Filters the network home URL. * * @since 3.0.0 * * @param string $url The complete network home URL including scheme and path. * @param string $path Path relative to the network home URL. Blank string * if no path is specified. * @param string|null $orig_scheme Scheme to give the URL context. Accepts 'http', 'https', * 'relative' or null. */ return apply_filters( 'network_home_url', $url, $path, $orig_scheme); } /** * Retrieves the URL to the admin area for the network. * * @since 3.0.0 * * @param string $path Optional path relative to the admin URL. Default empty. * @param string $scheme Optional. The scheme to use. Default is 'admin', which obeys force_ssl_admin() * and is_ssl(). 'http' or 'https' can be passed to force those schemes. * @return string Admin URL link with optional path appended. */ function network_admin_url( $path = '', $scheme = 'admin' ) { if ( ! is_multisite() ) return admin_url( $path, $scheme ); $url = network_site_url('wp-admin/network/', $scheme); if ( $path && is_string( $path ) ) $url .= ltrim($path, '/'); /** * Filters the network admin URL. * * @since 3.0.0 * * @param string $url The complete network admin URL including scheme and path. * @param string $path Path relative to the network admin URL. Blank string if * no path is specified. */ return apply_filters( 'network_admin_url', $url, $path ); } /** * Retrieves the URL to the admin area for the current user. * * @since 3.0.0 * * @param string $path Optional. Path relative to the admin URL. Default empty. * @param string $scheme Optional. The scheme to use. Default is 'admin', which obeys force_ssl_admin() * and is_ssl(). 'http' or 'https' can be passed to force those schemes. * @return string Admin URL link with optional path appended. */ function user_admin_url( $path = '', $scheme = 'admin' ) { $url = network_site_url('wp-admin/user/', $scheme); if ( $path && is_string( $path ) ) $url .= ltrim($path, '/'); /** * Filters the user admin URL for the current user. * * @since 3.1.0 * * @param string $url The complete URL including scheme and path. * @param string $path Path relative to the URL. Blank string if * no path is specified. */ return apply_filters( 'user_admin_url', $url, $path ); } /** * Retrieves the URL to the admin area for either the current site or the network depending on context. * * @since 3.1.0 * * @param string $path Optional. Path relative to the admin URL. Default empty. * @param string $scheme Optional. The scheme to use. Default is 'admin', which obeys force_ssl_admin() * and is_ssl(). 'http' or 'https' can be passed to force those schemes. * @return string Admin URL link with optional path appended. */ function self_admin_url( $path = '', $scheme = 'admin' ) { if ( is_network_admin() ) { $url = network_admin_url( $path, $scheme ); } elseif ( is_user_admin() ) { $url = user_admin_url( $path, $scheme ); } else { $url = admin_url( $path, $scheme ); } /** * Filters the admin URL for the current site or network depending on context. * * @since 4.9.0 * * @param string $url The complete URL including scheme and path. * @param string $path Path relative to the URL. Blank string if no path is specified. * @param string $scheme The scheme to use. */ return apply_filters( 'self_admin_url', $url, $path, $scheme ); } /** * Sets the scheme for a URL. * * @since 3.4.0 * @since 4.4.0 The 'rest' scheme was added. * * @param string $url Absolute URL that includes a scheme * @param string|null $scheme Optional. Scheme to give $url. Currently 'http', 'https', 'login', * 'login_post', 'admin', 'relative', 'rest', 'rpc', or null. Default null. * @return string $url URL with chosen scheme. */ function set_url_scheme( $url, $scheme = null ) { $orig_scheme = $scheme; if ( ! $scheme ) { $scheme = is_ssl() ? 'https' : 'http'; } elseif ( $scheme === 'admin' || $scheme === 'login' || $scheme === 'login_post' || $scheme === 'rpc' ) { $scheme = is_ssl() || force_ssl_admin() ? 'https' : 'http'; } elseif ( $scheme !== 'http' && $scheme !== 'https' && $scheme !== 'relative' ) { $scheme = is_ssl() ? 'https' : 'http'; } $url = trim( $url ); if ( substr( $url, 0, 2 ) === '//' ) $url = 'http:' . $url; if ( 'relative' == $scheme ) { $url = ltrim( preg_replace( '#^\w+://[^/]*#', '', $url ) ); if ( $url !== '' && $url[0] === '/' ) $url = '/' . ltrim($url , "/ \t\n\r\0\x0B" ); } else { $url = preg_replace( '#^\w+://#', $scheme . '://', $url ); } /** * Filters the resulting URL after setting the scheme. * * @since 3.4.0 * * @param string $url The complete URL including scheme and path. * @param string $scheme Scheme applied to the URL. One of 'http', 'https', or 'relative'. * @param string|null $orig_scheme Scheme requested for the URL. One of 'http', 'https', 'login', * 'login_post', 'admin', 'relative', 'rest', 'rpc', or null. */ return apply_filters( 'set_url_scheme', $url, $scheme, $orig_scheme ); } /** * Retrieves the URL to the user's dashboard. * * If a user does not belong to any site, the global user dashboard is used. If the user * belongs to the current site, the dashboard for the current site is returned. If the user * cannot edit the current site, the dashboard to the user's primary site is returned. * * @since 3.1.0 * * @param int $user_id Optional. User ID. Defaults to current user. * @param string $path Optional path relative to the dashboard. Use only paths known to * both site and user admins. Default empty. * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() * and is_ssl(). 'http' or 'https' can be passed to force those schemes. * @return string Dashboard URL link with optional path appended. */ function get_dashboard_url( $user_id = 0, $path = '', $scheme = 'admin' ) { $user_id = $user_id ? (int) $user_id : get_current_user_id(); $blogs = get_blogs_of_user( $user_id ); if ( is_multisite() && ! user_can( $user_id, 'manage_network' ) && empty($blogs) ) { $url = user_admin_url( $path, $scheme ); } elseif ( ! is_multisite() ) { $url = admin_url( $path, $scheme ); } else { $current_blog = get_current_blog_id(); if ( $current_blog && ( user_can( $user_id, 'manage_network' ) || in_array( $current_blog, array_keys( $blogs ) ) ) ) { $url = admin_url( $path, $scheme ); } else { $active = get_active_blog_for_user( $user_id ); if ( $active ) $url = get_admin_url( $active->blog_id, $path, $scheme ); else $url = user_admin_url( $path, $scheme ); } } /** * Filters the dashboard URL for a user. * * @since 3.1.0 * * @param string $url The complete URL including scheme and path. * @param int $user_id The user ID. * @param string $path Path relative to the URL. Blank string if no path is specified. * @param string $scheme Scheme to give the URL context. Accepts 'http', 'https', 'login', * 'login_post', 'admin', 'relative' or null. */ return apply_filters( 'user_dashboard_url', $url, $user_id, $path, $scheme); } /** * Retrieves the URL to the user's profile editor. * * @since 3.1.0 * * @param int $user_id Optional. User ID. Defaults to current user. * @param string $scheme Optional. The scheme to use. Default is 'admin', which obeys force_ssl_admin() * and is_ssl(). 'http' or 'https' can be passed to force those schemes. * @return string Dashboard URL link with optional path appended. */ function get_edit_profile_url( $user_id = 0, $scheme = 'admin' ) { $user_id = $user_id ? (int) $user_id : get_current_user_id(); if ( is_user_admin() ) $url = user_admin_url( 'profile.php', $scheme ); elseif ( is_network_admin() ) $url = network_admin_url( 'profile.php', $scheme ); else $url = get_dashboard_url( $user_id, 'profile.php', $scheme ); /** * Filters the URL for a user's profile editor. * * @since 3.1.0 * * @param string $url The complete URL including scheme and path. * @param int $user_id The user ID. * @param string $scheme Scheme to give the URL context. Accepts 'http', 'https', 'login', * 'login_post', 'admin', 'relative' or null. */ return apply_filters( 'edit_profile_url', $url, $user_id, $scheme); } /** * Returns the canonical URL for a post. * * When the post is the same as the current requested page the function will handle the * pagination arguments too. * * @since 4.6.0 * * @param int|WP_Post $post Optional. Post ID or object. Default is global `$post`. * @return string|false The canonical URL, or false if the post does not exist or has not * been published yet. */ function wp_get_canonical_url( $post = null ) { $post = get_post( $post ); if ( ! $post ) { return false; } if ( 'publish' !== $post->post_status ) { return false; } $canonical_url = get_permalink( $post ); // If a canonical is being generated for the current page, make sure it has pagination if needed. if ( $post->ID === get_queried_object_id() ) { $page = get_query_var( 'page', 0 ); if ( $page >= 2 ) { if ( '' == get_option( 'permalink_structure' ) ) { $canonical_url = add_query_arg( 'page', $page, $canonical_url ); } else { $canonical_url = trailingslashit( $canonical_url ) . user_trailingslashit( $page, 'single_paged' ); } } $cpage = get_query_var( 'cpage', 0 ); if ( $cpage ) { $canonical_url = get_comments_pagenum_link( $cpage ); } } /** * Filters the canonical URL for a post. * * @since 4.6.0 * * @param string $canonical_url The post's canonical URL. * @param WP_Post $post Post object. */ return apply_filters( 'get_canonical_url', $canonical_url, $post ); } /** * Outputs rel=canonical for singular queries. * * @since 2.9.0 * @since 4.6.0 Adjusted to use wp_get_canonical_url(). */ function rel_canonical() { if ( ! is_singular() ) { return; } $id = get_queried_object_id(); if ( 0 === $id ) { return; } $url = wp_get_canonical_url( $id ); if ( ! empty( $url ) ) { echo '' . "\n"; } } /** * Returns a shortlink for a post, page, attachment, or site. * * This function exists to provide a shortlink tag that all themes and plugins can target. * A plugin must hook in to provide the actual shortlinks. Default shortlink support is * limited to providing ?p= style links for posts. Plugins can short-circuit this function * via the {@see 'pre_get_shortlink'} filter or filter the output via the {@see 'get_shortlink'} * filter. * * @since 3.0.0. * * @param int $id Optional. A post or site id. Default is 0, which means the current post or site. * @param string $context Optional. Whether the id is a 'site' id, 'post' id, or 'media' id. If 'post', * the post_type of the post is consulted. If 'query', the current query is consulted * to determine the id and context. Default 'post'. * @param bool $allow_slugs Optional. Whether to allow post slugs in the shortlink. It is up to the plugin how * and whether to honor this. Default true. * @return string A shortlink or an empty string if no shortlink exists for the requested resource or if shortlinks * are not enabled. */ function wp_get_shortlink( $id = 0, $context = 'post', $allow_slugs = true ) { /** * Filters whether to preempt generating a shortlink for the given post. * * Passing a truthy value to the filter will effectively short-circuit the * shortlink-generation process, returning that value instead. * * @since 3.0.0 * * @param bool|string $return Short-circuit return value. Either false or a URL string. * @param int $id Post ID, or 0 for the current post. * @param string $context The context for the link. One of 'post' or 'query', * @param bool $allow_slugs Whether to allow post slugs in the shortlink. */ $shortlink = apply_filters( 'pre_get_shortlink', false, $id, $context, $allow_slugs ); if ( false !== $shortlink ) { return $shortlink; } $post_id = 0; if ( 'query' == $context && is_singular() ) { $post_id = get_queried_object_id(); $post = get_post( $post_id ); } elseif ( 'post' == $context ) { $post = get_post( $id ); if ( ! empty( $post->ID ) ) $post_id = $post->ID; } $shortlink = ''; // Return p= link for all public post types. if ( ! empty( $post_id ) ) { $post_type = get_post_type_object( $post->post_type ); if ( 'page' === $post->post_type && $post->ID == get_option( 'page_on_front' ) && 'page' == get_option( 'show_on_front' ) ) { $shortlink = home_url( '/' ); } elseif ( $post_type->public ) { $shortlink = home_url( '?p=' . $post_id ); } } /** * Filters the shortlink for a post. * * @since 3.0.0 * * @param string $shortlink Shortlink URL. * @param int $id Post ID, or 0 for the current post. * @param string $context The context for the link. One of 'post' or 'query', * @param bool $allow_slugs Whether to allow post slugs in the shortlink. Not used by default. */ return apply_filters( 'get_shortlink', $shortlink, $id, $context, $allow_slugs ); } /** * Injects rel=shortlink into the head if a shortlink is defined for the current page. * * Attached to the {@see 'wp_head'} action. * * @since 3.0.0 */ function wp_shortlink_wp_head() { $shortlink = wp_get_shortlink( 0, 'query' ); if ( empty( $shortlink ) ) return; echo "\n"; } /** * Sends a Link: rel=shortlink header if a shortlink is defined for the current page. * * Attached to the {@see 'wp'} action. * * @since 3.0.0 */ function wp_shortlink_header() { if ( headers_sent() ) return; $shortlink = wp_get_shortlink(0, 'query'); if ( empty($shortlink) ) return; header('Link: <' . $shortlink . '>; rel=shortlink', false); } /** * Displays the shortlink for a post. * * Must be called from inside "The Loop" * * Call like the_shortlink( __( 'Shortlinkage FTW' ) ) * * @since 3.0.0 * * @param string $text Optional The link text or HTML to be displayed. Defaults to 'This is the short link.' * @param string $title Optional The tooltip for the link. Must be sanitized. Defaults to the sanitized post title. * @param string $before Optional HTML to display before the link. Default empty. * @param string $after Optional HTML to display after the link. Default empty. */ function the_shortlink( $text = '', $title = '', $before = '', $after = '' ) { $post = get_post(); if ( empty( $text ) ) $text = __('This is the short link.'); if ( empty( $title ) ) $title = the_title_attribute( array( 'echo' => false ) ); $shortlink = wp_get_shortlink( $post->ID ); if ( !empty( $shortlink ) ) { $link = '' . $text . ''; /** * Filters the short link anchor tag for a post. * * @since 3.0.0 * * @param string $link Shortlink anchor tag. * @param string $shortlink Shortlink URL. * @param string $text Shortlink's text. * @param string $title Shortlink's title attribute. */ $link = apply_filters( 'the_shortlink', $link, $shortlink, $text, $title ); echo $before, $link, $after; } } /** * Retrieves the avatar URL. * * @since 4.2.0 * * @param mixed $id_or_email The Gravatar to retrieve a URL for. Accepts a user_id, gravatar md5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. * @param array $args { * Optional. Arguments to return instead of the default arguments. * * @type int $size Height and width of the avatar in pixels. Default 96. * @type string $default URL for the default image or a default type. Accepts '404' (return * a 404 instead of a default image), 'retro' (8bit), 'monsterid' (monster), * 'wavatar' (cartoon face), 'indenticon' (the "quilt"), 'mystery', 'mm', * or 'mysteryman' (The Oyster Man), 'blank' (transparent GIF), or * 'gravatar_default' (the Gravatar logo). Default is the value of the * 'avatar_default' option, with a fallback of 'mystery'. * @type bool $force_default Whether to always show the default image, never the Gravatar. Default false. * @type string $rating What rating to display avatars up to. Accepts 'G', 'PG', 'R', 'X', and are * judged in that order. Default is the value of the 'avatar_rating' option. * @type string $scheme URL scheme to use. See set_url_scheme() for accepted values. * Default null. * @type array $processed_args When the function returns, the value will be the processed/sanitized $args * plus a "found_avatar" guess. Pass as a reference. Default null. * } * @return false|string The URL of the avatar we found, or false if we couldn't find an avatar. */ function get_avatar_url( $id_or_email, $args = null ) { $args = get_avatar_data( $id_or_email, $args ); return $args['url']; } /** * Retrieves default data about the avatar. * * @since 4.2.0 * * @param mixed $id_or_email The Gravatar to retrieve. Accepts a user_id, gravatar md5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. * @param array $args { * Optional. Arguments to return instead of the default arguments. * * @type int $size Height and width of the avatar image file in pixels. Default 96. * @type int $height Display height of the avatar in pixels. Defaults to $size. * @type int $width Display width of the avatar in pixels. Defaults to $size. * @type string $default URL for the default image or a default type. Accepts '404' (return * a 404 instead of a default image), 'retro' (8bit), 'monsterid' (monster), * 'wavatar' (cartoon face), 'indenticon' (the "quilt"), 'mystery', 'mm', * or 'mysteryman' (The Oyster Man), 'blank' (transparent GIF), or * 'gravatar_default' (the Gravatar logo). Default is the value of the * 'avatar_default' option, with a fallback of 'mystery'. * @type bool $force_default Whether to always show the default image, never the Gravatar. Default false. * @type string $rating What rating to display avatars up to. Accepts 'G', 'PG', 'R', 'X', and are * judged in that order. Default is the value of the 'avatar_rating' option. * @type string $scheme URL scheme to use. See set_url_scheme() for accepted values. * Default null. * @type array $processed_args When the function returns, the value will be the processed/sanitized $args * plus a "found_avatar" guess. Pass as a reference. Default null. * @type string $extra_attr HTML attributes to insert in the IMG element. Is not sanitized. Default empty. * } * @return array $processed_args { * Along with the arguments passed in `$args`, this will contain a couple of extra arguments. * * @type bool $found_avatar True if we were able to find an avatar for this user, * false or not set if we couldn't. * @type string $url The URL of the avatar we found. * } */ function get_avatar_data( $id_or_email, $args = null ) { $args = wp_parse_args( $args, array( 'size' => 96, 'height' => null, 'width' => null, 'default' => get_option( 'avatar_default', 'mystery' ), 'force_default' => false, 'rating' => get_option( 'avatar_rating' ), 'scheme' => null, 'processed_args' => null, // if used, should be a reference 'extra_attr' => '', ) ); if ( is_numeric( $args['size'] ) ) { $args['size'] = absint( $args['size'] ); if ( ! $args['size'] ) { $args['size'] = 96; } } else { $args['size'] = 96; } if ( is_numeric( $args['height'] ) ) { $args['height'] = absint( $args['height'] ); if ( ! $args['height'] ) { $args['height'] = $args['size']; } } else { $args['height'] = $args['size']; } if ( is_numeric( $args['width'] ) ) { $args['width'] = absint( $args['width'] ); if ( ! $args['width'] ) { $args['width'] = $args['size']; } } else { $args['width'] = $args['size']; } if ( empty( $args['default'] ) ) { $args['default'] = get_option( 'avatar_default', 'mystery' ); } switch ( $args['default'] ) { case 'mm' : case 'mystery' : case 'mysteryman' : $args['default'] = 'mm'; break; case 'gravatar_default' : $args['default'] = false; break; } $args['force_default'] = (bool) $args['force_default']; $args['rating'] = strtolower( $args['rating'] ); $args['found_avatar'] = false; /** * Filters whether to retrieve the avatar URL early. * * Passing a non-null value in the 'url' member of the return array will * effectively short circuit get_avatar_data(), passing the value through * the {@see 'get_avatar_data'} filter and returning early. * * @since 4.2.0 * * @param array $args Arguments passed to get_avatar_data(), after processing. * @param mixed $id_or_email The Gravatar to retrieve. Accepts a user_id, gravatar md5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. */ $args = apply_filters( 'pre_get_avatar_data', $args, $id_or_email ); if ( isset( $args['url'] ) && ! is_null( $args['url'] ) ) { /** This filter is documented in wp-includes/link-template.php */ return apply_filters( 'get_avatar_data', $args, $id_or_email ); } $email_hash = ''; $user = $email = false; if ( is_object( $id_or_email ) && isset( $id_or_email->comment_ID ) ) { $id_or_email = get_comment( $id_or_email ); } // Process the user identifier. if ( is_numeric( $id_or_email ) ) { $user = get_user_by( 'id', absint( $id_or_email ) ); } elseif ( is_string( $id_or_email ) ) { if ( strpos( $id_or_email, '@md5.gravatar.com' ) ) { // md5 hash list( $email_hash ) = explode( '@', $id_or_email ); } else { // email address $email = $id_or_email; } } elseif ( $id_or_email instanceof WP_User ) { // User Object $user = $id_or_email; } elseif ( $id_or_email instanceof WP_Post ) { // Post Object $user = get_user_by( 'id', (int) $id_or_email->post_author ); } elseif ( $id_or_email instanceof WP_Comment ) { /** * Filters the list of allowed comment types for retrieving avatars. * * @since 3.0.0 * * @param array $types An array of content types. Default only contains 'comment'. */ $allowed_comment_types = apply_filters( 'get_avatar_comment_types', array( 'comment' ) ); if ( ! empty( $id_or_email->comment_type ) && ! in_array( $id_or_email->comment_type, (array) $allowed_comment_types ) ) { $args['url'] = false; /** This filter is documented in wp-includes/link-template.php */ return apply_filters( 'get_avatar_data', $args, $id_or_email ); } if ( ! empty( $id_or_email->user_id ) ) { $user = get_user_by( 'id', (int) $id_or_email->user_id ); } if ( ( ! $user || is_wp_error( $user ) ) && ! empty( $id_or_email->comment_author_email ) ) { $email = $id_or_email->comment_author_email; } } if ( ! $email_hash ) { if ( $user ) { $email = $user->user_email; } if ( $email ) { $email_hash = md5( strtolower( trim( $email ) ) ); } } if ( $email_hash ) { $args['found_avatar'] = true; $gravatar_server = hexdec( $email_hash[0] ) % 3; } else { $gravatar_server = rand( 0, 2 ); } $url_args = array( 's' => $args['size'], 'd' => $args['default'], 'f' => $args['force_default'] ? 'y' : false, 'r' => $args['rating'], ); if ( is_ssl() ) { $url = 'https://secure.gravatar.com/avatar/' . $email_hash; } else { $url = sprintf( 'http://%d.gravatar.com/avatar/%s', $gravatar_server, $email_hash ); } $url = add_query_arg( rawurlencode_deep( array_filter( $url_args ) ), set_url_scheme( $url, $args['scheme'] ) ); /** * Filters the avatar URL. * * @since 4.2.0 * * @param string $url The URL of the avatar. * @param mixed $id_or_email The Gravatar to retrieve. Accepts a user_id, gravatar md5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. * @param array $args Arguments passed to get_avatar_data(), after processing. */ $args['url'] = apply_filters( 'get_avatar_url', $url, $id_or_email, $args ); /** * Filters the avatar data. * * @since 4.2.0 * * @param array $args Arguments passed to get_avatar_data(), after processing. * @param mixed $id_or_email The Gravatar to retrieve. Accepts a user_id, gravatar md5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. */ return apply_filters( 'get_avatar_data', $args, $id_or_email ); } /** * Retrieves the URL of a file in the theme. * * Searches in the stylesheet directory before the template directory so themes * which inherit from a parent theme can just override one file. * * @since 4.7.0 * * @param string $file Optional. File to search for in the stylesheet directory. * @return string The URL of the file. */ function get_theme_file_uri( $file = '' ) { $file = ltrim( $file, '/' ); if ( empty( $file ) ) { $url = get_stylesheet_directory_uri(); } elseif ( file_exists( get_stylesheet_directory() . '/' . $file ) ) { $url = get_stylesheet_directory_uri() . '/' . $file; } else { $url = get_template_directory_uri() . '/' . $file; } /** * Filters the URL to a file in the theme. * * @since 4.7.0 * * @param string $url The file URL. * @param string $file The requested file to search for. */ return apply_filters( 'theme_file_uri', $url, $file ); } /** * Retrieves the URL of a file in the parent theme. * * @since 4.7.0 * * @param string $file Optional. File to return the URL for in the template directory. * @return string The URL of the file. */ function get_parent_theme_file_uri( $file = '' ) { $file = ltrim( $file, '/' ); if ( empty( $file ) ) { $url = get_template_directory_uri(); } else { $url = get_template_directory_uri() . '/' . $file; } /** * Filters the URL to a file in the parent theme. * * @since 4.7.0 * * @param string $url The file URL. * @param string $file The requested file to search for. */ return apply_filters( 'parent_theme_file_uri', $url, $file ); } /** * Retrieves the path of a file in the theme. * * Searches in the stylesheet directory before the template directory so themes * which inherit from a parent theme can just override one file. * * @since 4.7.0 * * @param string $file Optional. File to search for in the stylesheet directory. * @return string The path of the file. */ function get_theme_file_path( $file = '' ) { $file = ltrim( $file, '/' ); if ( empty( $file ) ) { $path = get_stylesheet_directory(); } elseif ( file_exists( get_stylesheet_directory() . '/' . $file ) ) { $path = get_stylesheet_directory() . '/' . $file; } else { $path = get_template_directory() . '/' . $file; } /** * Filters the path to a file in the theme. * * @since 4.7.0 * * @param string $path The file path. * @param string $file The requested file to search for. */ return apply_filters( 'theme_file_path', $path, $file ); } /** * Retrieves the path of a file in the parent theme. * * @since 4.7.0 * * @param string $file Optional. File to return the path for in the template directory. * @return string The path of the file. */ function get_parent_theme_file_path( $file = '' ) { $file = ltrim( $file, '/' ); if ( empty( $file ) ) { $path = get_template_directory(); } else { $path = get_template_directory() . '/' . $file; } /** * Filters the path to a file in the parent theme. * * @since 4.7.0 * * @param string $path The file path. * @param string $file The requested file to search for. */ return apply_filters( 'parent_theme_file_path', $path, $file ); }