wp_ajax_query_attachments()
Handles querying attachments via AJAX.
Hooks from the function
Return
null
. Nothing (null).
Usage
wp_ajax_query_attachments();
Changelog
Since 3.5.0 | Introduced. |
wp_ajax_query_attachments() wp ajax query attachments code WP 6.6.2
function wp_ajax_query_attachments() { if ( ! current_user_can( 'upload_files' ) ) { wp_send_json_error(); } $query = isset( $_REQUEST['query'] ) ? (array) $_REQUEST['query'] : array(); $keys = array( 's', 'order', 'orderby', 'posts_per_page', 'paged', 'post_mime_type', 'post_parent', 'author', 'post__in', 'post__not_in', 'year', 'monthnum', ); foreach ( get_taxonomies_for_attachments( 'objects' ) as $t ) { if ( $t->query_var && isset( $query[ $t->query_var ] ) ) { $keys[] = $t->query_var; } } $query = array_intersect_key( $query, array_flip( $keys ) ); $query['post_type'] = 'attachment'; if ( MEDIA_TRASH && ! empty( $_REQUEST['query']['post_status'] ) && 'trash' === $_REQUEST['query']['post_status'] ) { $query['post_status'] = 'trash'; } else { $query['post_status'] = 'inherit'; } if ( current_user_can( get_post_type_object( 'attachment' )->cap->read_private_posts ) ) { $query['post_status'] .= ',private'; } // Filter query clauses to include filenames. if ( isset( $query['s'] ) ) { add_filter( 'wp_allow_query_attachment_by_filename', '__return_true' ); } /** * Filters the arguments passed to WP_Query during an Ajax * call for querying attachments. * * @since 3.7.0 * * @see WP_Query::parse_query() * * @param array $query An array of query variables. */ $query = apply_filters( 'ajax_query_attachments_args', $query ); $attachments_query = new WP_Query( $query ); update_post_parent_caches( $attachments_query->posts ); $posts = array_map( 'wp_prepare_attachment_for_js', $attachments_query->posts ); $posts = array_filter( $posts ); $total_posts = $attachments_query->found_posts; if ( $total_posts < 1 ) { // Out-of-bounds, run the query again without LIMIT for total count. unset( $query['paged'] ); $count_query = new WP_Query(); $count_query->query( $query ); $total_posts = $count_query->found_posts; } $posts_per_page = (int) $attachments_query->get( 'posts_per_page' ); $max_pages = $posts_per_page ? (int) ceil( $total_posts / $posts_per_page ) : 0; header( 'X-WP-Total: ' . (int) $total_posts ); header( 'X-WP-TotalPages: ' . $max_pages ); wp_send_json_success( $posts ); }