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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 |
|---|---|
| 2474 | delete_metadata_by_mid( 'post', $mid ); |
| 2475 | |
| 2476 | /** |
| 2477 | * Fires immediately before a post is deleted from the database. |
| 2478 | * |
| 2479 | * @since 1.2.0 |
| 2480 | * |
| 2481 | * @param int $postid Post ID. |
| 2482 | */ |
| 2483 | do_action( 'delete_post', $postid ); |
| 2484 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $postid ) ); |
| 2485 | if ( ! $result ) { |
| 2486 | return false; |
| 2487 | } |
| 2488 | |
| 2489 | /** |
| 2490 | * Fires immediately after a post is deleted from the database. |
| 2491 | * |
| 2492 | * @since 2.2.0 |
| Line | Code |
| 4662 | $comment_ids = $wpdb->get_col( $wpdb->prepare( "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = %d", $post_id )); |
| 4663 | foreach ( $comment_ids as $comment_id ) |
| 4664 | wp_delete_comment( $comment_id, true ); |
| 4665 | |
| 4666 | $post_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d ", $post_id )); |
| 4667 | foreach ( $post_meta_ids as $mid ) |
| 4668 | delete_metadata_by_mid( 'post', $mid ); |
| 4669 | |
| 4670 | /** This action is documented in wp-includes/post.php */ |
| 4671 | do_action( 'delete_post', $post_id ); |
| 4672 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) ); |
| 4673 | if ( ! $result ) { |
| 4674 | return false; |
| 4675 | } |
| 4676 | /** This action is documented in wp-includes/post.php */ |
| 4677 | do_action( 'deleted_post', $post_id ); |
| 4678 | |
| 4679 | $uploadpath = wp_upload_dir(); |
| 4680 | |