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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 2 times in this file.
| Line | Code |
|---|---|
| 3774 | /** |
| 3775 | * Fires immediately before a post is deleted from the database. |
| 3776 | * |
| 3777 | * @since 1.2.0 |
| 3778 | * @since 5.5.0 Added the `$post` parameter. |
| 3779 | * |
| 3780 | * @param int $post_id Post ID. |
| 3781 | * @param WP_Post $post Post object. |
| 3782 | */ |
| 3783 | do_action( 'delete_post', $post_id, $post ); |
| 3784 | |
| 3785 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) ); |
| 3786 | if ( ! $result ) { |
| 3787 | return false; |
| 3788 | } |
| 3789 | |
| 3790 | /** |
| 3791 | * Fires immediately after a post is deleted from the database. |
| 3792 | * |
| Line | Code |
| 6616 | |
| 6617 | wp_defer_comment_counting( false ); |
| 6618 | |
| 6619 | $post_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d ", $post_id ) ); |
| 6620 | foreach ( $post_meta_ids as $mid ) { |
| 6621 | delete_metadata_by_mid( 'post', $mid ); |
| 6622 | } |
| 6623 | |
| 6624 | /** This action is documented in wp-includes/post.php */ |
| 6625 | do_action( 'delete_post', $post_id, $post ); |
| 6626 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) ); |
| 6627 | if ( ! $result ) { |
| 6628 | return false; |
| 6629 | } |
| 6630 | /** This action is documented in wp-includes/post.php */ |
| 6631 | do_action( 'deleted_post', $post_id, $post ); |
| 6632 | |
| 6633 | wp_delete_attachment_files( $post_id, $meta, $backup_sizes, $file ); |
| 6634 | |