wp-includes/post.php:6549Trashes or deletes an attachment.
$post_idint$force_deletebooloptionalfalseWP_Post|false|null4 hooks fire while wp_delete_attachment() runs, in this order:
Filters whether an attachment deletion should take place.
Fires before an attachment is deleted, at the start of wp_delete_attachment().
Fires immediately before a post is deleted from the database.
Fires immediately after a post is deleted from the database.
function wp_delete_attachment( $post_id, $force_delete = false ) { global $wpdb; $post = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->posts WHERE ID = %d", $post_id ) ); if ( ! $post ) { return $post; } $post = get_post( $post ); if ( 'attachment' !== $post->post_type ) { return false; } if ( ! $force_delete && EMPTY_TRASH_DAYS && MEDIA_TRASH && 'trash' !== $post->post_status ) { return wp_trash_post( $post_id ); } /** * Filters whether an attachment deletion should take place. * * @since 5.5.0 * * @param WP_Post|false|null $delete Whether to go forward with deletion. * @param WP_Post $post Post object. * @param bool $force_delete Whether to bypass the Trash. */ $check = apply_filters( 'pre_delete_attachment', null, $post, $force_delete ); if ( null !== $check ) { return $check; } delete_post_meta( $post_id, '_wp_trash_meta_status' ); delete_post_meta( $post_id, '_wp_trash_meta_time' ); $meta = wp_get_attachment_metadata( $post_id ); $backup_sizes = get_post_meta( $post->ID, '_wp_attachment_backup_sizes', true ); $file = get_attached_file( $post_id ); if ( is_multisite() && is_string( $file ) && ! empty( $file ) ) { clean_dirsize_cache( $file ); } /** * Fires before an attachment is deleted, at the start of wp_delete_attachment(). * * @since 2.0.0 * @since 5.5.0 Added the `$post` parameter. * * @param int $post_id Attachment ID. * @param WP_Post $post Post object. */ do_action( 'delete_attachment', $post_id, $post ); wp_delete_object_term_relationships( $post_id, array( 'category', 'post_tag' ) ); wp_delete_object_term_relationships( $post_id, get_object_taxonomies( $post->post_type ) ); // Delete all for any posts. delete_metadata( 'post', null, '_thumbnail_id', $post_id, true ); wp_defer_comment_counting( true ); $comment_ids = $wpdb->get_col( $wpdb->prepare( "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = %d ORDER BY comment_ID DESC", $post_id ) ); foreach ( $comment_ids as $comment_id ) { wp_delete_comment( $comment_id, true ); } wp_defer_comment_counting( false ); $post_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d ", $post_id ) ); foreach ( $post_meta_ids as $mid ) { delete_metadata_by_mid( 'post', $mid ); } /** This action is documented in wp-includes/post.php */ do_action( 'delete_post', $post_id, $post ); $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) ); if ( ! $result ) { return false;Introduced in 2.0.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/post.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.