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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 |
|---|---|
| 3027 | } |
| 3028 | |
| 3029 | /** |
| 3030 | * Fires immediately before a post is deleted from the database. |
| 3031 | * |
| 3032 | * @since 1.2.0 |
| 3033 | * |
| 3034 | * @param int $postid Post ID. |
| 3035 | */ |
| 3036 | do_action( 'delete_post', $postid ); |
| 3037 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $postid ) ); |
| 3038 | if ( ! $result ) { |
| 3039 | return false; |
| 3040 | } |
| 3041 | |
| 3042 | /** |
| 3043 | * Fires immediately after a post is deleted from the database. |
| 3044 | * |
| 3045 | * @since 2.2.0 |
| Line | Code |
| 5655 | |
| 5656 | wp_defer_comment_counting( false ); |
| 5657 | |
| 5658 | $post_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d ", $post_id ) ); |
| 5659 | foreach ( $post_meta_ids as $mid ) { |
| 5660 | delete_metadata_by_mid( 'post', $mid ); |
| 5661 | } |
| 5662 | |
| 5663 | /** This action is documented in wp-includes/post.php */ |
| 5664 | do_action( 'delete_post', $post_id ); |
| 5665 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) ); |
| 5666 | if ( ! $result ) { |
| 5667 | return false; |
| 5668 | } |
| 5669 | /** This action is documented in wp-includes/post.php */ |
| 5670 | do_action( 'deleted_post', $post_id ); |
| 5671 | |
| 5672 | wp_delete_attachment_files( $post_id, $meta, $backup_sizes, $file ); |
| 5673 | |