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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 |
|---|---|
| 455 | function sanitize_comment_cookies() { |
| 456 | if ( isset($_COOKIE['comment_author_'.COOKIEHASH]) ) { |
| 457 | $comment_author = apply_filters('pre_comment_author_name', $_COOKIE['comment_author_'.COOKIEHASH]); |
| 458 | $comment_author = stripslashes($comment_author); |
| 459 | $comment_author = esc_attr($comment_author); |
| 460 | $_COOKIE['comment_author_'.COOKIEHASH] = $comment_author; |
| 461 | } |
| 462 | |
| 463 | if ( isset($_COOKIE['comment_author_email_'.COOKIEHASH]) ) { |
| 464 | $comment_author_email = apply_filters('pre_comment_author_email', $_COOKIE['comment_author_email_'.COOKIEHASH]); |
| 465 | $comment_author_email = stripslashes($comment_author_email); |
| 466 | $comment_author_email = esc_attr($comment_author_email); |
| 467 | $_COOKIE['comment_author_email_'.COOKIEHASH] = $comment_author_email; |
| 468 | } |
| 469 | |
| 470 | if ( isset($_COOKIE['comment_author_url_'.COOKIEHASH]) ) { |
| 471 | $comment_author_url = apply_filters('pre_comment_author_url', $_COOKIE['comment_author_url_'.COOKIEHASH]); |
| 472 | $comment_author_url = stripslashes($comment_author_url); |
| 473 | $_COOKIE['comment_author_url_'.COOKIEHASH] = $comment_author_url; |
| Line | Code |
| 1136 | if ( isset($commentdata['user_ID']) ) |
| 1137 | $commentdata['user_id'] = apply_filters('pre_user_id', $commentdata['user_ID']); |
| 1138 | elseif ( isset($commentdata['user_id']) ) |
| 1139 | $commentdata['user_id'] = apply_filters('pre_user_id', $commentdata['user_id']); |
| 1140 | $commentdata['comment_agent'] = apply_filters('pre_comment_user_agent', $commentdata['comment_agent']); |
| 1141 | $commentdata['comment_author'] = apply_filters('pre_comment_author_name', $commentdata['comment_author']); |
| 1142 | $commentdata['comment_content'] = apply_filters('pre_comment_content', $commentdata['comment_content']); |
| 1143 | $commentdata['comment_author_IP'] = apply_filters('pre_comment_user_ip', $commentdata['comment_author_IP']); |
| 1144 | $commentdata['comment_author_url'] = apply_filters('pre_comment_author_url', $commentdata['comment_author_url']); |
| 1145 | $commentdata['comment_author_email'] = apply_filters('pre_comment_author_email', $commentdata['comment_author_email']); |
| 1146 | $commentdata['filtered'] = true; |
| 1147 | return $commentdata; |
| 1148 | } |
| 1149 | |
| 1150 | /** |
| 1151 | * Whether comment should be blocked because of comment flood. |
| 1152 | * |
| 1153 | * @since 2.1.0 |
| 1154 | * |