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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 |
|---|---|
| 2357 | |
| 2358 | $comment_ids = $wpdb->get_col( $wpdb->prepare( "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = %d", $postid )); |
| 2359 | foreach ( $comment_ids as $comment_id ) |
| 2360 | wp_delete_comment( $comment_id, true ); |
| 2361 | |
| 2362 | $post_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d ", $postid )); |
| 2363 | foreach ( $post_meta_ids as $mid ) |
| 2364 | delete_metadata_by_mid( 'post', $mid ); |
| 2365 | |
| 2366 | do_action( 'delete_post', $postid ); |
| 2367 | $wpdb->delete( $wpdb->posts, array( 'ID' => $postid ) ); |
| 2368 | do_action( 'deleted_post', $postid ); |
| 2369 | |
| 2370 | clean_post_cache( $post ); |
| 2371 | |
| 2372 | if ( is_post_type_hierarchical( $post->post_type ) && $children ) { |
| 2373 | foreach ( $children as $child ) |
| 2374 | clean_post_cache( $child ); |
| 2375 | } |
| Line | Code |
| 4097 | |
| 4098 | $comment_ids = $wpdb->get_col( $wpdb->prepare( "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = %d", $post_id )); |
| 4099 | foreach ( $comment_ids as $comment_id ) |
| 4100 | wp_delete_comment( $comment_id, true ); |
| 4101 | |
| 4102 | $post_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d ", $post_id )); |
| 4103 | foreach ( $post_meta_ids as $mid ) |
| 4104 | delete_metadata_by_mid( 'post', $mid ); |
| 4105 | |
| 4106 | do_action( 'delete_post', $post_id ); |
| 4107 | $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) ); |
| 4108 | do_action( 'deleted_post', $post_id ); |
| 4109 | |
| 4110 | $uploadpath = wp_upload_dir(); |
| 4111 | |
| 4112 | if ( ! empty($meta['thumb']) ) { |
| 4113 | // Don't delete the thumb if another attachment uses it |
| 4114 | if (! $wpdb->get_row( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE meta_key = '_wp_attachment_metadata' AND meta_value LIKE %s AND post_id <> %d", '%' . $meta['thumb'] . '%', $post_id)) ) { |
| 4115 | $thumbfile = str_replace(basename($file), $meta['thumb'], $file); |