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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 |
---|---|
1291 | * Filter the comment author's name cookie before it is set. |
1292 | * |
1293 | * When this filter hook is evaluated in wp_filter_comment(), |
1294 | * the comment author's name string is passed. |
1295 | * |
1296 | * @since 1.5.0 |
1297 | * |
1298 | * @param string $author_cookie The comment author name cookie. |
1299 | */ |
1300 | $comment_author = apply_filters( 'pre_comment_author_name', $_COOKIE['comment_author_' . COOKIEHASH] ); |
1301 | $comment_author = wp_unslash($comment_author); |
1302 | $comment_author = esc_attr($comment_author); |
1303 | $_COOKIE['comment_author_' . COOKIEHASH] = $comment_author; |
1304 | } |
1305 |
|
1306 | if ( isset( $_COOKIE['comment_author_email_' . COOKIEHASH] ) ) { |
1307 | /** |
1308 | * Filter the comment author's email cookie before it is set. |
1309 | * |
Line | Code |
2252 | /** |
2253 | * Filter the comment author's browser user agent before it is set. |
2254 | * |
2255 | * @since 1.5.0 |
2256 | * |
2257 | * @param int $comment_agent The comment author's browser user agent. |
2258 | */ |
2259 | $commentdata['comment_agent'] = apply_filters( 'pre_comment_user_agent', ( isset( $commentdata['comment_agent'] ) ? $commentdata['comment_agent'] : '' ) ); |
2260 | /** This filter is documented in wp-includes/comment.php */ |
2261 | $commentdata['comment_author'] = apply_filters( 'pre_comment_author_name', $commentdata['comment_author'] ); |
2262 | /** |
2263 | * Filter the comment content before it is set. |
2264 | * |
2265 | * @since 1.5.0 |
2266 | * |
2267 | * @param int $comment_content The comment content. |
2268 | */ |
2269 | $commentdata['comment_content'] = apply_filters( 'pre_comment_content', $commentdata['comment_content'] ); |
2270 | /** |