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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 |
|---|---|
| 363 | * Sanitizes the cookies sent to the user already. |
| 364 | * |
| 365 | * Will only do anything if the cookies have already been created for the user. |
| 366 | * Mostly used after cookies had been sent to use elsewhere. |
| 367 | * |
| 368 | * @since 2.0.4 |
| 369 | */ |
| 370 | function sanitize_comment_cookies() { |
| 371 | if ( isset($_COOKIE['comment_author_'.COOKIEHASH]) ) { |
| 372 | $comment_author = apply_filters('pre_comment_author_name', $_COOKIE['comment_author_'.COOKIEHASH]); |
| 373 | $comment_author = stripslashes($comment_author); |
| 374 | $comment_author = esc_attr($comment_author); |
| 375 | $_COOKIE['comment_author_'.COOKIEHASH] = $comment_author; |
| 376 | } |
| 377 | |
| 378 | if ( isset($_COOKIE['comment_author_email_'.COOKIEHASH]) ) { |
| 379 | $comment_author_email = apply_filters('pre_comment_author_email', $_COOKIE['comment_author_email_'.COOKIEHASH]); |
| 380 | $comment_author_email = stripslashes($comment_author_email); |
| 381 | $comment_author_email = esc_attr($comment_author_email); |
| Line | Code |
| 921 | * @uses apply_filters() Calls 'pre_comment_author_url' hook on comment author's URL |
| 922 | * @uses apply_filters() Calls 'pre_comment_author_email' hook on comment author's email address |
| 923 | * |
| 924 | * @param array $commentdata Contains information on the comment. |
| 925 | * @return array Parsed comment information. |
| 926 | */ |
| 927 | function wp_filter_comment($commentdata) { |
| 928 | $commentdata['user_id'] = apply_filters('pre_user_id', $commentdata['user_ID']); |
| 929 | $commentdata['comment_agent'] = apply_filters('pre_comment_user_agent', $commentdata['comment_agent']); |
| 930 | $commentdata['comment_author'] = apply_filters('pre_comment_author_name', $commentdata['comment_author']); |
| 931 | $commentdata['comment_content'] = apply_filters('pre_comment_content', $commentdata['comment_content']); |
| 932 | $commentdata['comment_author_IP'] = apply_filters('pre_comment_user_ip', $commentdata['comment_author_IP']); |
| 933 | $commentdata['comment_author_url'] = apply_filters('pre_comment_author_url', $commentdata['comment_author_url']); |
| 934 | $commentdata['comment_author_email'] = apply_filters('pre_comment_author_email', $commentdata['comment_author_email']); |
| 935 | $commentdata['filtered'] = true; |
| 936 | return $commentdata; |
| 937 | } |
| 938 | |
| 939 | /** |