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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.
| Line | Code |
|---|---|
| 1239 | |
| 1240 | $comment_author_email = ''; |
| 1241 | if ( isset($_COOKIE['comment_author_email_'.COOKIEHASH]) ) |
| 1242 | $comment_author_email = $_COOKIE['comment_author_email_'.COOKIEHASH]; |
| 1243 | |
| 1244 | $comment_author_url = ''; |
| 1245 | if ( isset($_COOKIE['comment_author_url_'.COOKIEHASH]) ) |
| 1246 | $comment_author_url = $_COOKIE['comment_author_url_'.COOKIEHASH]; |
| 1247 | |
| 1248 | return apply_filters('wp_get_current_commenter', compact('comment_author', 'comment_author_email', 'comment_author_url')); |
| 1249 | } |
| 1250 | |
| 1251 | /** |
| 1252 | * Inserts a comment to the database. |
| 1253 | * |
| 1254 | * The available comment data key names are 'comment_author_IP', 'comment_date', |
| 1255 | * 'comment_date_gmt', 'comment_parent', 'comment_approved', and 'user_id'. |
| 1256 | * |
| 1257 | * @since 2.0.0 |