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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 |
|---|---|
| 45 | ORDER BY comment_date DESC LIMIT " . get_settings('posts_per_rss') ); |
| 46 | } |
| 47 | // this line is WordPress' motor, do not delete it. |
| 48 | if ($comments) { |
| 49 | foreach ($comments as $comment) { |
| 50 | ?> |
| 51 | <item> |
| 52 | <title><?php if ( (! is_single()) || (! is_page()) ) { |
| 53 | $title = get_the_title($comment->comment_post_ID); |
| 54 | $title = apply_filters('the_title', $title); |
| 55 | $title = apply_filters('the_title_rss', $title); |
| 56 | echo "Comment on $title"; |
| 57 | } ?> by: <?php comment_author_rss() ?></title> |
| 58 | <link><?php comment_link() ?></link> |
| 59 | <pubDate><?php echo mysql2date('D, d M Y H:i:s +0000', get_comment_time('Y-m-d H:i:s', true), false); ?></pubDate> |
| 60 | <guid><?php comment_link() ?></guid> |
| 61 | <?php |
| 62 | if (!empty($comment->post_password) && $_COOKIE['wp-postpass'] != $comment->post_password) { |
| 63 | ?> |