<? /*
    Copyright (C) 2004 by Duane Groth <duane_at_CAcert_dot_org>

    This file is part of CAcert.

    CAcert has been released under a CAcert license
    which can be found included with these source files or can
    be downloaded from the internet from the following address:
    http://www.cacert.org/src-lic.php

    CAcert is distributed WITHOUT ANY WARRANTY; without even
    the implied warranty of MERCHANTABILITY or FITNESS FOR A
    PARTICULAR PURPOSE.  See the License for more details.
*/
	if($_SERVER[HTTP_HOST] != "www.cacert.org" && $_SERVER[HTTP_HOST] != "secure.cacert.org" && $_SERVER[HTTP_HOST] != "202.87.16.201")
	{
		if($_SERVER[HTTPS] == "on")
			header("location: https://www.cacert.org");
		else
			header("location: http://www.cacert.org");
		exit;
	}

	session_name("cacert");
	session_start();

	session_register("_config");
	session_register("profile");
	session_register("signup");
	session_register("lostpw");

	$lang = mysql_escape_string(substr(trim($lang), 0, 5));
	if($lang != "")
		$_SESSION['_config']['language'] = $lang;

	$_SESSION['_config']['translations'] = array("da_DK" => "Dansk", "de_DE" => "Deutsch", "en_AU" => "English",
				"es_ES" => "Español", "fr_FR" => "Français", "it_IT" => "Italiano",
				"hu_HU" => "Magyar", "nl_NL" => "Nederlands", "pt_PT" => "Português",
				"pt_BR" => "Português Brasileiro", "sv_SE" => "Svenska",
				"tr_TR" => "Türkçe", "zh_CN" => "Chinese");

	if($_SESSION['_config']['language'] == "")
	{
		$bits = explode(",", strtolower(str_replace(" ", "", $_SERVER[HTTP_ACCEPT_LANGUAGE])));
		foreach($bits as $lang)
		{
			$b = explode(";", $lang);
			if(substr($b[1], 0, 2) == "q=")
				$c = floatval(substr($b[1], 2));
			else
				$c = 1;
			$value["$c"] = trim($b[0]);
		}

		krsort($value);

		reset($value);

		foreach($value as $key => $val)
		{
			$short = substr($val, 0, 2);
			if($val == "en" || $short == "en")
			{
				$_SESSION['_config']['language'] = "en";
				break;
			}
			if(file_exists("/home/cacert/locale/$val/LC_MESSAGES/messages.mo"))
			{
				$_SESSION['_config']['language'] = $val;
				break;
			}
			if(file_exists("/home/cacert/locale/$short/LC_MESSAGES/messages.mo"))
			{
				$_SESSION['_config']['language'] = $short;
				break;
			}
		}
	}

	if(strlen($_SESSION['_config']['language']) != 5)
	{
		$lang = $_SESSION['_config']['language'];
		$_SESSION['_config']['language'] = "en_AU";
		foreach($_SESSION['_config']['translations'] as $key => $val)
		{
			if(substr($lang, 0, 2) == substr($key, 0, 2))
			{
				$_SESSION['_config']['language'] = $val;
				break;
			}
		}
	}

	if($_SESSION['_config']['language'] == "zh_CN")
	{
		header("Content-Type: text/html; charset=gb2312");
//		header("Content-Transfer-Encoding: 8bit");
	}

	putenv("LANG=".$_SESSION['_config']['language']);
	setlocale(LC_ALL, $_SESSION['_config']['language']);

	$domain = 'messages';
	bindtextdomain("$domain", "/home/cacert/locale");
	textdomain("$domain");

	$_SESSION['_config'][filepath] = "/home/cacert";

	require_once("/home/cacert/includes/mysql.php");

	if($_SESSION['profile']['id'] > 0)
	{
		$query = "select sum(`points`) as `total` from `notary` where `to`='".$_SESSION['profile']['id']."' group by `to`";
		$res = mysql_query($query);
		$row = mysql_fetch_assoc($res);
		$_SESSION['profile']['points'] = $row['total'];
	}

	$hostname = "www.cacert.org";

	function loadem($section = "index")
	{
		if($section != "index" && $section != "account")
		{
			$section = "index";
		}

		if($section == "account")
			include_once("/home/cacert/includes/account_stuff.php");

		if($section == "index")
			include_once("/home/cacert/includes/general_stuff.php");
	}

	function includeit($id = "0", $section = "index")
	{
		$id = intval($id);
		if($section != "index" && $section != "account" && $section != "wot" && $section != "help" && $section != "gpg")
		{
			$section = "index";
		}

		if(file_exists("/home/cacert/www/$section/$id.php"))
			include_once("/home/cacert/www/$section/$id.php");
		else {
			$id = "0";

			if(file_exists("/home/cacert/www/$section/$id.php"))
				include_once("/home/cacert/www/$section/$id.php");
			else {

				$section = "index";
				$id = "0";

				if(file_exists("/home/cacert/www/$section/$id.php"))
					include_once("/home/cacert/www/$section/$id.php");
				else
					include_once("/home/cacert/www/error404.php");
			}
		}
	}

	function checkpw($pwd, $email, $fname, $mname, $lname, $suffix)
	{
		$points = 0;

		if(preg_match("/\d/", $pwd))
			$points++;

		if(preg_match("/[a-z]/", $pwd))
			$points++;

		if(preg_match("/[A-Z]/", $pwd))
			$points++;

		if(preg_match("/\W/", $pwd))
			$points++;

		if(preg_match("/\s/", $pwd))
			$points++;

		if(@strstr(strtolower($pwd), strtolower($email)))
			$points--;

		if(@strstr(strtolower($email), strtolower($pwd)))
			$points--;

		if(@strstr(strtolower($pwd), strtolower($fname)))
			$points--;

		if(@strstr(strtolower($fname), strtolower($pwd)))
			$points--;

		if($mname)
		if(@strstr(strtolower($pwd), strtolower($mname)))
			$points--;

		if($mname)
		if(@strstr(strtolower($mname), strtolower($pwd)))
			$points--;

		if(@strstr(strtolower($pwd), strtolower($lname)))
			$points--;

		if(@strstr(strtolower($lname), strtolower($pwd)))
			$points--;

		if($suffix)
		if(@strstr(strtolower($pwd), strtolower($suffix)))
			$points--;

		if($suffix)
		if(@strstr(strtolower($suffix), strtolower($pwd)))
			$points--;

		$do = `grep '$pwd' /usr/share/dict/american-english`;
		if($do)
			$points--;

		return($points);
	}

	function extractit()
	{
		$bits = explode(": ", $_SESSION['_config'][subject], 2);
		$bits = str_replace(", ", "|", str_replace("/", "|", $bits['1']));
		$bits = explode("|", $bits);    

		$_SESSION['_config']['cnc'] = $_SESSION['_config']['subaltc'] = 0;

		if(is_array($bits))
		foreach($bits as $val)
		{
			if(!strstr($val, "="))
				continue;

			$split = explode("=", $val);

			$k = $split[0];
			$split['1'] = trim($split['1']);
			if($k == "CN" && $split['1'])
			{
				$k = $_SESSION['_config']['cnc'].".".$k;
				$_SESSION['_config']['cnc']++;
				$_SESSION['_config'][$k] = $split['1'];
			}
			if($k == "subjectAltName" && $split['1'])
			{
				$k = $_SESSION['_config']['subaltc'].".".$k;
				$_SESSION['_config']['subaltc']++;
				$_SESSION['_config'][$k] = $split['1'];
			}
		}
	}

	function getcn()
	{
		for($cnc = 0; $cnc < $_SESSION['_config']['cnc']; $cnc++)
		{
			$CN = $_SESSION['_config']["$cnc.CN"];
			$bits = explode(".", $CN);
			$dom = "";
			for($i = count($bits) - 1; $i >= 0; $i--)
			{
				if($dom)
					$dom = $bits[$i].".".$dom;
				else
					$dom = $bits[$i];
				$_SESSION['_config']['row'] = "";
				$query = "select * from domains where `memid`='".$_SESSION['profile']['id']."' and `domain` like '$dom' and `deleted`=0";
				$res = mysql_query($query);
				if(mysql_num_rows($res) > 0)
				{
					$_SESSION['_config']['row'] = mysql_fetch_assoc($res);
					$rowid[] = $_SESSION['_config']['row']['id'];
					break;
				}
			}

			if($_SESSION['_config']['row'] != "")
				$rows[] = $CN;
		}
		if(count($rows) <= 0)
		{
			showheader(_("My CAcert.org Account!"));
			echo _("There were no valid CommonName fields on the CSR, or I was unable to match any of these against your account. Please review your CSR, or add and verify domains contained in it to your account before trying again.");
			showfooter();
			exit;
		}
		$_SESSION['_config']['rows'] = $rows;
		$_SESSION['_config']['rowid'] = $rowid;
	}

	function getalt()
	{
		for($altc = 0; $altc < $_SESSION['_config']['subaltc']; $altc++)
		{
			$subalt = $_SESSION['_config']["$altc.subjectAltName"];
			if(substr($subalt, 0, 4) != "DNS:")
				continue;

			$alt = substr($subalt, 4);
			$bits = explode(".", $alt);
			$dom = "";
			for($i = count($bits) - 1; $i >= 0; $i--)
			{
				if($dom)
					$dom = $bits[$i].".".$dom;
				else
					$dom = $bits[$i];
				$_SESSION['_config']['altrow'] = "";
				$query = "select * from domains where `memid`='".$_SESSION['profile']['id']."' and `domain` like '$dom' and `deleted`=0";
				$res = mysql_query($query);
				if(mysql_num_rows($res) > 0)
				{
					$_SESSION['_config']['altrow'] = mysql_fetch_assoc($res);
					$altid[] = $_SESSION['_config']['altrow']['id'];
					break;
				}
			}

			if($_SESSION['_config']['altrow'] != "")
				$altrows[] = $subalt;
		}
		$_SESSION['_config']['altrows'] = $altrows;
		$_SESSION['_config']['altid'] = $altid;
	}

	function getcn2()
	{
		for($cnc = 0; $cnc < $_SESSION['_config']['cnc']; $cnc++)
		{
			$CN = $_SESSION['_config']["$cnc.CN"];
			$bits = explode(".", $CN);
			$dom = "";
			for($i = count($bits) - 1; $i >= 0; $i--)
			{
				if($dom)
					$dom = $bits[$i].".".$dom;
				else
					$dom = $bits[$i];
				$_SESSION['_config']['row'] = "";
				$query = "select *, `orginfo`.`id` as `id` from `orginfo`,`orgdomains`,`org` where
						`org`.`memid`='".$_SESSION['profile']['id']."' and
						`org`.`orgid`=`orginfo`.`id` and
						`orgdomains`.`orgid`=`orginfo`.`id` and
						`orgdomains`.`domain`='$dom'";
				$res = mysql_query($query);
				if(mysql_num_rows($res) > 0)
				{
					$_SESSION['_config']['row'] = mysql_fetch_assoc($res);
					$rowid[] = $_SESSION['_config']['row']['id'];
					break;
				}
			}

			if($_SESSION['_config']['row'] != "")
				$rows[] = $CN;
		}
		if(count($rows) <= 0)
		{
			showheader(_("My CAcert.org Account!"));
			echo _("There were no valid CommonName fields on the CSR, or I was unable to match any of these against your account. Please review your CSR, or add and verify domains contained in it to your account before trying again.");
			showfooter();
			exit;
		}
		$_SESSION['_config']['rows'] = $rows;
		$_SESSION['_config']['rowid'] = $rowid;
	}

	function getalt2()
	{
		for($altc = 0; $altc < $_SESSION['_config']['subaltc']; $altc++)
		{
			$subalt = $_SESSION['_config']["$altc.subjectAltName"];
			if(substr($subalt, 0, 4) != "DNS:")
				continue;

			$alt = substr($subalt, 4);
			$bits = explode(".", $alt);
			$dom = "";
			for($i = count($bits) - 1; $i >= 0; $i--)
			{
				if($dom)
					$dom = $bits[$i].".".$dom;
				else
					$dom = $bits[$i];
				$_SESSION['_config']['altrow'] = "";
				$query = "select * from `orginfo`,`orgdomains`,`org` where
						`org`.`memid`='".$_SESSION['profile']['id']."' and
						`org`.`orgid`=`orginfo`.`id` and
						`orgdomains`.`orgid`=`orginfo`.`id` and
						`orgdomains`.`domain`='$dom'";
				$res = mysql_query($query);
				if(mysql_num_rows($res) > 0)
				{
					$_SESSION['_config']['altrow'] = mysql_fetch_assoc($res);
					$altid[] = $_SESSION['_config']['altrow']['id'];
					break;
				}
			}

			if($_SESSION['_config']['altrow'] != "")
				$altrows[] = $subalt;
		}
		$_SESSION['_config']['altrows'] = $altrows;
		$_SESSION['_config']['altid'] = $altid;
	}

	function checkownership($hostname)
	{
		$bits = explode(".", $hostname);
		$dom = "";
		for($i = count($bits) - 1; $i >= 0; $i--)
		{
			if($dom)
				$dom = $bits[$i].".".$dom;
			else
				$dom = $bits[$i];
			$query = "select * from `org`,`orgdomains`,`orginfo`
					where `org`.`memid`='".$_SESSION['profile']['id']."'
					and `orgdomains`.`orgid`=`org`.`orgid`
					and `orginfo`.`id`=`org`.`orgid`
					and `orgdomains`.`domain`='$dom'";
			$res = mysql_query($query);
			if(mysql_num_rows($res) > 0)
			{
				$_SESSION['_config']['row'] = mysql_fetch_assoc($res);
				return(true);
			}
		}
		return(false);
	}

	function maxpoints($id = 0)
	{
		if($id <= 0)
			$id = $_SESSION['profile']['id'];

		$query = "select sum(`points`) as `points` from `notary` where `to`='$id' group by `to`";
		$row = mysql_fetch_assoc(mysql_query($query));

		$points = $row['points'];

		if($points >= 300)
			return(200);
		if($points >= 200)
			return(150);
		if($points >= 150)
			return(35);
		if($points >= 140)
			return(30);
		if($points >= 130)
			return(25);
		if($points >= 120)
			return(20);
		if($points >= 110)
			return(15);
		if($points >= 100)
			return(10);
		return(0);
	}

	function hex2bin($data)
	{
		while(strstr($data, "\\x"))
		{
			$pos = strlen($data) - strlen(strstr($data, "\\x"));
			$before = substr($data, 0, $pos);
			$char = chr(hexdec(substr($data, $pos + 2, 2)));
			$after = substr($data, $pos + 4);
			$data = $before.$char.$after;
		}
		return(utf8_decode($data));
	}

	function screenshot($img)
	{
		if(file_exists("../screenshots/".$_SESSION['_config']['language']."/$img"))
			return("/screenshots/".$_SESSION['_config']['language']."/$img");
		else
			return("/screenshots/en/$img");
	}
?>