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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 |
|---|---|
| 749 | false, |
| 750 | $commentdata['comment_author_IP'], |
| 751 | $commentdata['comment_author_email'], |
| 752 | $commentdata['comment_date_gmt'], |
| 753 | $avoid_die |
| 754 | ); |
| 755 | |
| 756 | if ( $is_flood ) { |
| 757 | /** This filter is documented in wp-includes/comment-template.php */ |
| 758 | $comment_flood_message = apply_filters( 'comment_flood_message', __( 'You are posting comments too quickly. Slow down.' ) ); |
| 759 | |
| 760 | return new WP_Error( 'comment_flood', $comment_flood_message, 429 ); |
| 761 | } |
| 762 | |
| 763 | if ( ! empty( $commentdata['user_id'] ) ) { |
| 764 | $user = get_userdata( $commentdata['user_id'] ); |
| 765 | $post_author = $wpdb->get_var( |
| 766 | $wpdb->prepare( |
| 767 | "SELECT post_author FROM $wpdb->posts WHERE ID = %d LIMIT 1", |
| Line | Code |
| 906 | return true; |
| 907 | } else { |
| 908 | /** |
| 909 | * Filters the comment flood error message. |
| 910 | * |
| 911 | * @since 5.2.0 |
| 912 | * |
| 913 | * @param string $comment_flood_message Comment flood error message. |
| 914 | */ |
| 915 | $comment_flood_message = apply_filters( 'comment_flood_message', __( 'You are posting comments too quickly. Slow down.' ) ); |
| 916 | |
| 917 | if ( wp_doing_ajax() ) { |
| 918 | die( $comment_flood_message ); |
| 919 | } |
| 920 | |
| 921 | wp_die( $comment_flood_message, 429 ); |
| 922 | } |
| 923 | } |
| 924 | } |