WordPress/wp-comments-post.php

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PHP
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<?php
require( dirname(__FILE__) . '/wp-config.php' );
function add_magic_quotes($array) {
foreach ($array as $k => $v) {
if (is_array($v)) {
$array[$k] = add_magic_quotes($v);
} else {
$array[$k] = addslashes($v);
}
}
return $array;
}
if (!get_magic_quotes_gpc()) {
$_POST = add_magic_quotes($_POST);
$_COOKIE = add_magic_quotes($_COOKIE);
$_SERVER = add_magic_quotes($_SERVER);
}
$author = trim(strip_tags($_POST['author']));
$email = trim(strip_tags($_POST['email']));
if (strlen($email) < 6)
$email = '';
$url = trim(strip_tags($_POST['url']));
$url = ((!stristr($url, '://')) && ($url != '')) ? 'http://'.$url : $url;
if (strlen($url) < 7)
$url = '';
$user_agent = $_SERVER['HTTP_USER_AGENT'];
$comment = trim($_POST['comment']);
$comment_post_ID = intval($_POST['comment_post_ID']);
$user_ip = $_SERVER['REMOTE_ADDR'];
if ( 'closed' == $wpdb->get_var("SELECT comment_status FROM $wpdb->posts WHERE ID = '$comment_post_ID'") )
die( __('Sorry, comments are closed for this item.') );
if ( get_settings('require_name_email') && ('' == $email || '' == $author) )
die( __('Error: please fill the required fields (name, email).') );
if ( '' == $comment )
die( __('Error: please type a comment.') );
$now = current_time('mysql');
$now_gmt = current_time('mysql', 1);
$comment = balanceTags($comment, 1);
$comment = format_to_post($comment);
$comment = apply_filters('post_comment_text', $comment);
// Simple flood-protection
$lasttime = $wpdb->get_var("SELECT comment_date FROM $wpdb->comments WHERE comment_author_IP = '$user_ip' ORDER BY comment_date DESC LIMIT 1");
if (!empty($lasttime)) {
$time_lastcomment= mysql2date('U', $lasttime);
$time_newcomment= mysql2date('U', $now);
if (($time_newcomment - $time_lastcomment) < 10)
die( __('Sorry, you can only post a new comment once every 10 seconds. Slow down cowboy.') );
}
// If we've made it this far, let's post.
if( check_comment($author, $email, $url, $comment, $user_ip, $user_agent) ) {
$approved = 1;
} else {
$approved = 0;
}
$wpdb->query("INSERT INTO $wpdb->comments
(comment_post_ID, comment_author, comment_author_email, comment_author_url, comment_author_IP, comment_date, comment_date_gmt, comment_content, comment_approved, comment_agent)
VALUES
('$comment_post_ID', '$author', '$email', '$url', '$user_ip', '$now', '$now_gmt', '$comment', '$approved', '$user_agent')
");
$comment_ID = $wpdb->get_var('SELECT last_insert_id()');
if (!$approved) {
wp_notify_moderator($comment_ID);
}
if ((get_settings('comments_notify')) && ($approved)) {
wp_notify_postauthor($comment_ID, 'comment');
}
do_action('comment_post', $comment_ID);
setcookie('comment_author_' . $cookiehash, stripslashes($author), time() + 30000000, COOKIEPATH);
setcookie('comment_author_email_' . $cookiehash, stripslashes($email), time() + 30000000, COOKIEPATH);
setcookie('comment_author_url_' . $cookiehash, stripslashes($url), time() + 30000000, COOKIEPATH);
header('Expires: Mon, 26 Jul 1997 05:00:00 GMT');
header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
header('Cache-Control: no-cache, must-revalidate');
header('Pragma: no-cache');
$location = (empty($_POST['redirect_to'])) ? $_SERVER["HTTP_REFERER"] : $_POST['redirect_to'];
if ($is_IIS) {
header("Refresh: 0;url=$location");
} else {
header("Location: $location");
}
?>