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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 |
|---|---|
| 2639 | delete_metadata_by_mid( 'post', $mid ); |
| 2640 | |
| 2641 | /** |
| 2642 | * Fires immediately before a post is deleted from the database. |
| 2643 | * |
| 2644 | * @since 1.2.0 |
| 2645 | * |
| 2646 | * @param int $postid Post ID. |
| 2647 | */ |
| 2648 | do_action( 'delete_post', $postid ); |
| 2649 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $postid ) ); |
| 2650 | if ( ! $result ) { |
| 2651 | return false; |
| 2652 | } |
| 2653 | |
| 2654 | /** |
| 2655 | * Fires immediately after a post is deleted from the database. |
| 2656 | * |
| 2657 | * @since 2.2.0 |
| Line | Code |
| 4839 | $comment_ids = $wpdb->get_col( $wpdb->prepare( "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = %d", $post_id )); |
| 4840 | foreach ( $comment_ids as $comment_id ) |
| 4841 | wp_delete_comment( $comment_id, true ); |
| 4842 | |
| 4843 | $post_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d ", $post_id )); |
| 4844 | foreach ( $post_meta_ids as $mid ) |
| 4845 | delete_metadata_by_mid( 'post', $mid ); |
| 4846 | |
| 4847 | /** This action is documented in wp-includes/post.php */ |
| 4848 | do_action( 'delete_post', $post_id ); |
| 4849 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) ); |
| 4850 | if ( ! $result ) { |
| 4851 | return false; |
| 4852 | } |
| 4853 | /** This action is documented in wp-includes/post.php */ |
| 4854 | do_action( 'deleted_post', $post_id ); |
| 4855 | |
| 4856 | $uploadpath = wp_upload_dir(); |
| 4857 | |