
如何在WordPress中编辑CSS(编辑、添加和自定义网站的外观)
wp_ajax_set_post_thumbnail ( No parameters )
wp_ajax_set_post_thumbnail:此函数处理ajax请求,将附件设置为post缩略图。它接受附件ID和文章ID作为参数,并将附件设置为文章缩略图。
设置特色图片的Ajax处理程序。
function wp_ajax_set_post_thumbnail() { $json = ! empty( $_REQUEST['json'] ); // New-style request. $post_ID = (int) $_POST['post_id']; if ( ! current_user_can( 'edit_post', $post_ID ) ) { wp_die( -1 ); } $thumbnail_id = (int) $_POST['thumbnail_id']; if ( $json ) { check_ajax_referer( "update-post_$post_ID" ); } else { check_ajax_referer( "set_post_thumbnail-$post_ID" ); } if ( '-1' == $thumbnail_id ) { if ( delete_post_thumbnail( $post_ID ) ) { $return = _wp_post_thumbnail_html( null, $post_ID ); $json ? wp_send_json_success( $return ) : wp_die( $return ); } else { wp_die( 0 ); } } if ( set_post_thumbnail( $post_ID, $thumbnail_id ) ) { $return = _wp_post_thumbnail_html( $thumbnail_id, $post_ID ); $json ? wp_send_json_success( $return ) : wp_die( $return ); } wp_die( 0 ); }