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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 |
|---|---|
| 585 | * Filters the comment author's name cookie before it is set. |
| 586 | * |
| 587 | * When this filter hook is evaluated in wp_filter_comment(), |
| 588 | * the comment author's name string is passed. |
| 589 | * |
| 590 | * @since 1.5.0 |
| 591 | * |
| 592 | * @param string $author_cookie The comment author name cookie. |
| 593 | */ |
| 594 | $comment_author = apply_filters( 'pre_comment_author_name', $_COOKIE[ 'comment_author_' . COOKIEHASH ] ); |
| 595 | $comment_author = wp_unslash( $comment_author ); |
| 596 | $comment_author = esc_attr( $comment_author ); |
| 597 | |
| 598 | $_COOKIE[ 'comment_author_' . COOKIEHASH ] = $comment_author; |
| 599 | } |
| 600 | |
| 601 | if ( isset( $_COOKIE[ 'comment_author_email_' . COOKIEHASH ] ) ) { |
| 602 | /** |
| 603 | * Filters the comment author's email cookie before it is set. |
| Line | Code |
| 2085 | /** |
| 2086 | * Filters the comment author's browser user agent before it is set. |
| 2087 | * |
| 2088 | * @since 1.5.0 |
| 2089 | * |
| 2090 | * @param string $comment_agent The comment author's browser user agent. |
| 2091 | */ |
| 2092 | $commentdata['comment_agent'] = apply_filters( 'pre_comment_user_agent', ( isset( $commentdata['comment_agent'] ) ? $commentdata['comment_agent'] : '' ) ); |
| 2093 | /** This filter is documented in wp-includes/comment.php */ |
| 2094 | $commentdata['comment_author'] = apply_filters( 'pre_comment_author_name', $commentdata['comment_author'] ); |
| 2095 | /** |
| 2096 | * Filters the comment content before it is set. |
| 2097 | * |
| 2098 | * @since 1.5.0 |
| 2099 | * |
| 2100 | * @param string $comment_content The comment content. |
| 2101 | */ |
| 2102 | $commentdata['comment_content'] = apply_filters( 'pre_comment_content', $commentdata['comment_content'] ); |
| 2103 | /** |