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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 |
|---|---|
| 3250 | /** |
| 3251 | * Fires immediately before a post is deleted from the database. |
| 3252 | * |
| 3253 | * @since 1.2.0 |
| 3254 | * @since 5.5.0 Added the `$post` parameter. |
| 3255 | * |
| 3256 | * @param int $postid Post ID. |
| 3257 | * @param WP_Post $post Post object. |
| 3258 | */ |
| 3259 | do_action( 'delete_post', $postid, $post ); |
| 3260 | |
| 3261 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $postid ) ); |
| 3262 | if ( ! $result ) { |
| 3263 | return false; |
| 3264 | } |
| 3265 | |
| 3266 | /** |
| 3267 | * Fires immediately after a post is deleted from the database. |
| 3268 | * |
| Line | Code |
| 6173 | |
| 6174 | wp_defer_comment_counting( false ); |
| 6175 | |
| 6176 | $post_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d ", $post_id ) ); |
| 6177 | foreach ( $post_meta_ids as $mid ) { |
| 6178 | delete_metadata_by_mid( 'post', $mid ); |
| 6179 | } |
| 6180 | |
| 6181 | /** This action is documented in wp-includes/post.php */ |
| 6182 | do_action( 'delete_post', $post_id, $post ); |
| 6183 | $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) ); |
| 6184 | if ( ! $result ) { |
| 6185 | return false; |
| 6186 | } |
| 6187 | /** This action is documented in wp-includes/post.php */ |
| 6188 | do_action( 'deleted_post', $post_id, $post ); |
| 6189 | |
| 6190 | wp_delete_attachment_files( $post_id, $meta, $backup_sizes, $file ); |
| 6191 | |