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wp_trash_post_comments ›

wp_trash_post_comments ( $post = null )
Parameters:
  • (int|WP_Post) $post Optional. Post ID or post object.
    Required: No
    Default: null
Returns:
  • (mixed) False on failure
Defined at:
Codex:



Moves comments for a post to the trash

Source

function wp_trash_post_comments($post = null) {
	global $wpdb;

	$post = get_post($post);
	if ( empty($post) )
		return;

	$post_id = $post->ID;

	/**
	 * Fires before comments are sent to the trash.
	 *
	 * @since 2.9.0
	 *
	 * @param int $post_id Post ID.
	 */
	do_action( 'trash_post_comments', $post_id );

	$comments = $wpdb->get_results( $wpdb->prepare("SELECT comment_ID, comment_approved FROM $wpdb->comments WHERE comment_post_ID = %d", $post_id) );
	if ( empty($comments) )
		return;

	// Cache current status for each comment
	$statuses = array();
	foreach ( $comments as $comment )
		$statuses[$comment->comment_ID] = $comment->comment_approved;
	add_post_meta($post_id, '_wp_trash_meta_comments_status', $statuses);

	// Set status for all comments to post-trashed
	$result = $wpdb->update($wpdb->comments, array('comment_approved' => 'post-trashed'), array('comment_post_ID' => $post_id));

	clean_comment_cache( array_keys($statuses) );

	/**
	 * Fires after comments are sent to the trash.
	 *
	 * @since 2.9.0
	 *
	 * @param int   $post_id  Post ID.
	 * @param array $statuses Array of comment statuses.
	 */
	do_action( 'trashed_post_comments', $post_id, $statuses );

	return $result;
}

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