WordPress/b2comments.post.php

<?php
require_once('wp-config.php');
require_once($abspath.$b2inc.'/b2template.functions.php');
require_once($abspath.$b2inc.'/b2vars.php');
require_once($abspath.$b2inc.'/b2functions.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()) {
	$HTTP_GET_VARS    = add_magic_quotes($HTTP_GET_VARS);
	$HTTP_POST_VARS   = add_magic_quotes($HTTP_POST_VARS);
	$HTTP_COOKIE_VARS = add_magic_quotes($HTTP_COOKIE_VARS);
}

$author = trim($HTTP_POST_VARS["author"]);
$email = trim($HTTP_POST_VARS["email"]);
$url = trim($HTTP_POST_VARS["url"]);
$comment = trim($HTTP_POST_VARS["comment"]);
$original_comment = $comment;
$comment_autobr = $HTTP_POST_VARS["comment_autobr"];
$comment_post_ID = $HTTP_POST_VARS["comment_post_ID"];

$commentstatus = $wpdb->get_var("SELECT comment_status FROM $tableposts WHERE ID = $comment_post_ID");

if ('closed' == $commentstatus)
	die('Sorry, comments are closed for this item.');

if ($require_name_email && ($email == '' || $email == '@' || $author == '' || $author == 'name')) { //original fix by Dodo, and then Drinyth
	echo 'Error: please fill the required fields (name, email).';
	exit;
}
if ($comment == 'comment' || $comment == '') {
	echo "Error: please type a comment";
	exit;
}

$user_ip = $HTTP_SERVER_VARS['REMOTE_ADDR'];
$user_domain = gethostbyaddr($user_ip);
$time_difference = get_settings("time_difference");
$now = date("Y-m-d H:i:s",(time() + ($time_difference * 3600)));

$author = strip_tags($author);
$email = strip_tags($email);
if (strlen($email) < 6) {
	$email = '';
}
$url = trim(strip_tags($url));
$url = ((!stristr($url, '://')) && ($url != '')) ? 'http://'.$url : $url;
if (strlen($url) < 7) {
	$url = '';
}
$comment = strip_tags($comment, $comment_allowed_tags);
$comment = balanceTags($comment, 1);
$comment = convert_chars($comment);
$comment = format_to_post($comment);

$comment_author = $author;
$comment_author_email = $email;
$comment_author_url = $url;

$author = addslashes($author);
$email = addslashes($email);
$url = addslashes($url);

/* flood-protection */
$lasttime = $wpdb->get_var("SELECT comment_date FROM $tablecomments WHERE comment_author_IP = '$user_ip' ORDER BY comment_date DESC LIMIT 1");
$ok=1;
if (!empty($lasttime)) {
	$time_lastcomment= mysql2date('U', $lasttime);
	$time_newcomment= mysql2date('U', "$now");
	if (($time_newcomment - $time_lastcomment) < 30)
		$ok=0;
}
/* end flood-protection */



if ($ok) {

	$wpdb->query("INSERT INTO $tablecomments VALUES ('0','$comment_post_ID','$author','$email','$url','$user_ip','$now','$comment','0')");

	if ($comments_notify) {

		$notify_message  = "New comment on your post #$comment_post_ID ".stripslashes($postdata['Title'])."\r\n\r\n";
		$notify_message .= "Author : $comment_author (IP: $user_ip , $user_domain)\r\n";
		$notify_message .= "E-mail : $comment_author_email\r\n";
		$notify_message .= "URL    : $comment_author_url\r\n";
		$notify_message .= "Whois  : http://ws.arin.net/cgi-bin/whois.pl?queryinput=$user_ip\r\n";
		$notify_message .= "Comment: \n".stripslashes($original_comment)."\r\n\r\n";
		$notify_message .= "You can see all comments on this post here: \r\n";
		$notify_message .= "$siteurl/?p=$comment_post_ID&c=1";
 
		$postdata = get_postdata($comment_post_ID);
		$authordata = get_userdata($postdata['Author_ID']);
		$subject = "[$blogname] Comment: \"".stripslashes($postdata['Title']).'"';

		@mail($authordata->user_email, $subject, $notify_message, "From: \"$comment_author\" <$comment_author_email>\r\n"."X-Mailer: WordPress $b2_version with PHP/".phpversion());
		
	}

	if ($email == '') {
		$email = ' '; // this to make sure a cookie is set for 'no email'
	}
	if ($url == '') {
		$url = ' '; // this to make sure a cookie is set for 'no url'
	}
	setcookie('comment_author', $author, time()+30000000);
	setcookie('comment_author_email', $email, time()+30000000);
	setcookie('comment_author_url', $url, time()+30000000);

	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');
	$location = (!empty($HTTP_POST_VARS['redirect_to'])) ? $HTTP_POST_VARS['redirect_to'] : $HTTP_SERVER_VARS["HTTP_REFERER"];
	if ($is_IIS) {
		header("Refresh: 0;url=$location");
	} else {
		header("Location: $location");
	}
} else {
	die('Sorry, you can only post a new comment once every 30 seconds.');
}

?>