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<?php
# $Id: intercept.php 971 2012-08-13 17:16:03Z richard $
#
# intercept.php for Alcasar captive portal
# Copyright (C) 2003, 2004 Mondru AB.
# Modify by REXY & steweb57
# UI & css style by stephane ERARD
# Help for language translation by B. AUBARD (thanks)
# The contents of this file may be used under the terms of the GNU
# General Public License Version 2, provided that the above copyright
# notice and this permission notice is included in all copies or
# substantial portions of the software.
# Redirects from CoovaChilli (chilli daemon) :
# Response to login:
# success : if login successful
# failed : if login failed
# logoff : if logout successful
# already : if tried to login while already logged in
# notyet : if not logged in yet
# Default : it was not a form request -> client go to login form
/****************************************************************
* GLOBAL FILE PATHS *
*****************************************************************/
define ("CONF_FILE", "/usr/local/etc/alcasar.conf");
define ("DOMAIN_ALLOWED_LIST", "/usr/local/etc/alcasar-uamdomain");
/****************************************************************
* FILE reading test *
*****************************************************************/
$conf_files=array(CONF_FILE,DOMAIN_ALLOWED_LIST);
foreach ($conf_files as $file){
if (!file_exists($file)){
exit("Fichier ".$file." non présent");
}
if (!is_readable($file)){
exit("Vous n'avez pas les droits de lecture sur le fichier ".$file);
}
}
/****************************************************************
* Read CONF_FILE *
*****************************************************************/
$ouvre=fopen(CONF_FILE,"r");
if ($ouvre){
while (!feof ($ouvre))
{
$tampon = fgets($ouvre, 4096);
if (strpos($tampon,"=")!==false){
$tmp = explode("=",$tampon);
$conf[$tmp[0]] = $tmp[1];
}
}
}else{
exit("Erreur d'ouverture du fichier ".ALCASAR_ETH1);
}
fclose($ouvre);
$organisme = $conf["ORGANISM"];
# Shared secret used to encrypt challenge with radius.
$uamsecret = "";
# URL loaded after success authenticates (let blank for browser defaults)
$adminurl = "";
# Our own path
$loginpath = $_SERVER['PHP_SELF'];
$alcasarpath = "http://alcasar";
$statuspath = $alcasarpath."/status.php";
$debug = false;
# Choice of language
$Language = 'en';
if(isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
$Langue = explode(",",$_SERVER['HTTP_ACCEPT_LANGUAGE']);
$Language = strtolower(substr(chop($Langue[0]),0,2)); }
if($Language == 'es'){
$l_ChilliError = "La autenticación debe ser un éxito a través del servicio de portal cautivo.";
$l_login = "El éxito de la autenticación.<HR>Cierre esta ventana interrumpte la sesion.";
$l_logout = "Conexión de cierre";
$l_loginfailed = "Error de autenticación";
$l_loggingin = "Identificación en el portal cautivo";
$l_loggedcont = "Control de Acceso";
$l_loggedout = "Su sesión se cierra";
$l_user = "Usuario";
$l_password = "Contraseña";
$l_wait = "Por favor, espere un momento ...";
$l_onlinetime = "Tiempo de conexión:";
$l_remainingtime = "Desconexión en:";
$l_encrypted = "La apertura debe usar conexión cifrada";
$l_boutonO = "Autenticación";
$l_boutonF = "Cerrar";
$l_loggedin_stringl1 = "Information System Security";
$l_loggedin_stringl2 = "El portal fue creado reglamentos para garantizar la trazabilidad, la rendición de cuentas y el no repudio de las conexiones.";
$l_loggedin_stringl3 = "Su actividad en la red es registrada, de conformidad con la privacidad.";
$l_loggedin_stringl4 = "Los datos registrados pueden ser capaces de ser operado por una autoridad judicial en el curso de una investigación.";
$l_loggedin_stringl5 = "Estos datos se eliminan automáticamente después de un año.";
$l_loggedin_stringl6 = "Click <a href='$alcasarpath'>here</a> to change your password or to integrate the security certificate in your browser";
$l_loggedout_string = "Cerrar sesión hizo portal cautivo!";
$l_reply_1 = "Your daily connexion time has been reached";
$l_reply_2 = "Your monthly connexion time has been reached";
$l_reply_3 = "You try to connect outside of your allowed timespan";
$l_reply_4 = "your account expired";
$l_reply_5 = "You have reached the maximum number of simultaneous logins";
$l_reply_6 = "Your authorized connexion time has been reached";
$l_online_time = "Tiempo en linea";
$l_remaining_time = "Tiempo restante";
$l_uam_domain = "Sitios web autorizados : ";}
else if ($Language == 'pt'){
$l_ChilliError = "A autenticação precisa ser bem sucedida através do portal.";
$l_login = "Sucesso na autenticação.<HR>Matenha esse pop-up apenas minimizado para não interromper a conexão";
$l_logout = "Encerrar conexão";
$l_loginfailed = "Falha na autenticação";
$l_loggingin = "Identificação do portal cativo";
$l_loggedcont = "Controle de acesso";
$l_loggedout = "Sua sessão foi fechada";
$l_user = "Usuário";
$l_password = "Senha";
$l_wait = "Por favor, aguarde um momento ...";
$l_onlinetime = "Tempo de conexão:";
$l_remainingtime = "Desconectado em:";
$l_encrypted = "A conexão com o portal deve ser criptografada";
$l_boutonO = "Autenticação";
$l_boutonF = "Fechar";
$l_loggedin_stringl1 = "Sistema de Informação e segurança";
$l_loggedin_stringl2 = "Este controle foi criado para garantir acesso seguro.";
$l_loggedin_stringl3 = "A autenticação será criptografada em 256 bits, impedindo captura por escâner de rede.";
$l_loggedin_stringl4 = "Sua atividade na Internet será resguardada de acordo com os regulamentos da lei.";
$l_loggedin_stringl5 = "Mantenha o popup da conexão minimizado para não interromper a cessão.";
$l_loggedin_stringl6 = "Clique <a href='$alcasarpath'>aqui</a> para alterar sua senha, instalar certificado ou sair do portal.";
$l_loggedout_string = "desconexão do portal cativo";
$l_reply_1 = "Seu tempo de conexão diária foi finalizado";
$l_reply_2 = "Seu tempo de conexão mensal foi finalizado";
$l_reply_3 = "Você tenta conectar-se fora do seu período de tempo permitido";
$l_reply_4 = "Sua conta expirou";
$l_reply_5 = "Você atingiu o número máximo de logins simultâneos";
$l_reply_6 = "Seu tempo de conexão autorizada finalizou";
$l_online_time = "Tempo Online";
$l_remaining_time = "Tempo restante";
$l_uam_domain = "Sites autorizados : ";}
else if($Language == 'de'){
$l_ChilliError = "Die Authentifizierung ist erfolgreich durch die Nutzung des Portals erfolgt.";
$l_login = "Erfolgreiche Authentifizierung.<HR>Schlißen dieses fensters unterbricht die sitzung";
$l_logout = "Beenden der Verbindung";
$l_loginfailed = "Authentifizierungsfehler Eigenverbrauch";
$l_loggingin = "Kennzeichnung auf dem Eigenverbrauch";
$l_loggedcont = "Zutrittskontrolle";
$l_loggedout = "Ihre Sitzung ist geschlossen";
$l_user = "Benutzer";
$l_password = "Passwort";
$l_wait = "Bitte warten Sie einen Moment ...";
$l_onlinetime = "Online-Zeit:";
$l_remainingtime = "Abmelden:";
$l_encrypted = "Die Öffnung muß der Anschluß Zahlen";
$l_boutonO = "Authentifizierung";
$l_boutonF = "Schließen";
$l_loggedin_stringl1 = "Information System Security";
$l_loggedin_stringl2 = "Dieses Portal wurde eingerichtet, um ordnungsgemäß die Rückverfolgbarkeit, der Zurechenbarkeit und der Nicht-Anerkennung der Verbindungen.";
$l_loggedin_stringl3 = "Ihre Tätigkeit im Netzwerk registriert ist nach Schutz der Privatsphäre.";
$l_loggedin_stringl4 = "Die gespeicherten Daten nicht pouront genutzt werden, dass von einer Justizbehörde im Rahmen einer Untersuchung.";
$l_loggedin_stringl5 = "Diese Daten werden automatisch gelöscht nach einem Jahr.";
$l_loggedin_stringl6 = "Click <a href='$alcasarpath'>here</a> to change your password or to integrate the security certificate in your browser";
$l_loggedout_string = "Trennung des Portals erfolgt Gefangener!";
$l_reply_1 = "Your daily connexion time has been reached";
$l_reply_2 = "Your monthly connexion time has been reached";
$l_reply_3 = "You try to connect outside of your allowed timespan";
$l_reply_4 = "your account expired";
$l_reply_5 = "You have reached the maximum number of simultaneous logins";
$l_reply_6 = "Your authorized connexion time has been reached";
$l_online_time = "Online-zeit";
$l_remaining_time = "Restzeit";
$l_uam_domain = "Autorisierten websites : ";}
else if($Language == 'nl'){
$l_ChilliError = "De authenticatie moet een succes worden via de captive portal dienst.";
$l_login = "Succesvolle authenticatie.<HR>Dit venster te sluiten onderbreekt uw sessie.";
$l_logout = "Slotkoers verbinding";
$l_loginfailed = "Authenticatie mislukt";
$l_loggingin = "Identificatie van de captive-portaal";
$l_loggedcont = "toegangscontrole";
$l_loggedout = "Uw sessie is gesloten";
$l_user = "Gebruiker";
$l_password = "Wachtwoord";
$l_wait = "Wacht een moment ...";
$l_onlinetime = "Sluit tijd:";
$l_remainingtime = "Verbreking in:";
$l_encrypted = "De opening moet gebruiken gecodeerde verbinding";
$l_boutonO = "Authenticatie";
$l_boutonF = "Sluiten";
$l_loggedin_stringl1 = "Information System Security";
$l_loggedin_stringl2 = "Het portaal werd opgericht verordeningen om de traceerbaarheid, verantwoordelijkheid en onloochenbaarheid van de verbindingen.";
$l_loggedin_stringl3 = "Uw activiteit op het netwerk is geregistreerd in overeenstemming met de persoonlijke levenssfeer.";
$l_loggedin_stringl4 = "De geregistreerde gegevens kunnen worden kunnen worden bediend door een rechterlijke instantie in de loop van een onderzoek.";
$l_loggedin_stringl5 = "Deze gegevens worden automatisch verwijderd na een jaar.";
$l_loggedin_stringl6 = "Click <a href='$alcasarpath'>here</a> to change your password or to integrate the security certificate in your browser";
$l_loggedout_string = "Logout gemaakt intern portaal!";
$l_reply_1 = "Your daily connexion time has been reached";
$l_reply_2 = "Your monthly connexion time has been reached";
$l_reply_3 = "You try to connect outside of your allowed timespan";
$l_reply_4 = "your account expired";
$l_reply_5 = "You have reached the maximum number of simultaneous logins";
$l_reply_6 = "Your authorized connexion time has been reached";
$l_online_time = "Online tijd";
$l_remaining_time = "Reterende tijd";
$l_uam_domain = "Geautoriseerde website : ";}
else if($Language == 'fr'){
$l_ChilliError = "L'authentification doit être réussie sur le portail captif.";
$l_login = "Authentification réussie.<HR>La fermeture de cette fenêtre interrompt votre session.";
$l_logout = "Fermeture de la session";
$l_loginfailed = "Echec d'authentification";
$l_loggingin = "Identification sur le portail captif";
$l_loggedcont = "Contrôle d'accès";
$l_loggedout = "Votre session est fermée";
$l_user = "Identifiant";
$l_password = "Mot de passe";
$l_wait = "Patientez un instant ...";
$l_onlinetime = "Temps de connexion:";
$l_remainingtime = "Deconnexion dans :";
$l_encrypted = "La connexion avec le portail doit être chiffrée";
$l_boutonO = "Authentification";
$l_boutonF = "Fermer";
$l_loggedin_stringl1 = "Sécurité des Systèmes d'Information";
$l_loggedin_stringl2 = "Ce contrôle a été mis en place pour assurer réglementairement la traçabilité, l'imputabilité et la non-répudiation des connexions.";
$l_loggedin_stringl3 = "Votre activité sur le réseau est enregistrée conformément au respect de la vie privée.";
$l_loggedin_stringl4 = "Les données enregistrées ne pourront être exploitées que par une autorité judiciaire dans le cadre d'une enquête.";
$l_loggedin_stringl5 = "Ces données seront automatiquement supprimées au bout d'un an.";
$l_loggedin_stringl6 = "Cliquez <a href='$alcasarpath'>ici</a> pour changer votre mot de passe ou pour intégrer le certificat de sécurité à votre navigateur";
$l_loggedout_string = "Déconnexion du portail captif effectuée !";
$l_reply_1 = "Votre durée de connexion journaliè a été atteinte";
$l_reply_2 = "Votre durée de connexion mensuelle a été atteinte";
$l_reply_3 = "Vous tentez de vous connecter en dehors de votre période autorisée";
$l_reply_4 = "Votre compte a expiré";
$l_reply_5 = "Vous avez atteint le nombre maximum de connexions simultanées";
$l_reply_6 = "Votre durée de connexion autorisée a été atteinte";
$l_online_time = "Temps de connexion";
$l_remaining_time = "Temps restant";
$l_uam_domain = "Sites autorisés : ";}
else{
$l_ChilliError = "The authentication must be successful through the captive portal service.";
$l_login = "Successful authentication.<HR>Closing this window interrupts your session";
$l_logout = "Closing connection";
$l_loginfailed = "Authentication Failed";
$l_loggingin = "Identification on the captive portal";
$l_loggedcont = "Access Control";
$l_loggedout = "Your session is closed";
$l_user = "User";
$l_password = "Password";
$l_wait = "Please wait a moment ...";
$l_onlinetime = "Connect time:";
$l_remainingtime = "Disconnection in:";
$l_encrypted = "The connection with the portal must be encrypted";
$l_boutonO = "Authentication";
$l_boutonF = "Close";
$l_loggedin_stringl1 = "Information System Security";
$l_loggedin_stringl2 = "That control was set up regulations to ensure traceability, accountability and non-repudiation of connections.";
$l_loggedin_stringl3 = "Your activity on the network is registered in accordance with privacy.";
$l_loggedin_stringl4 = "The recorded data can be able to be operated by a judicial authority in the course of an investigation.";
$l_loggedin_stringl5 = "These data will be automatically deleted after one year.";
$l_loggedin_stringl6 = "Click <a href='$alcasarpath'>here</a> to change your password or to integrate the security certificate in your browser";
$l_loggedout_string = "Disconnection of the captive portal made";
$l_reply_1 = "Your daily connexion time has been reached";
$l_reply_2 = "Your monthly connexion time has been reached";
$l_reply_3 = "You try to connect outside of your allowed timespan";
$l_reply_4 = "your account expired";
$l_reply_5 = "You have reached the maximum number of simultaneous logins";
$l_reply_6 = "Your authorized connexion time has been reached";
$l_online_time = "Online time";
$l_remaining_time = "Remaining time";
$l_uam_domain = "Authorized websites : ";}
# If https not use, tell it's wrong
if (!(isset($_SERVER['HTTPS'])&&($_SERVER['HTTPS'] == 'on'))) {
echo "<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">
<html>
<head>
<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">
<title>$l_loggedcont</title>
<meta http-equiv=\"Cache-control\" content=\"no-cache\">
<meta http-equiv=\"Pragma\" content=\"no-cache\">
</head>
<body bgColor = 'white'>
<h1 style=\"text-align: center;\">$l_loginfailed</h1>
<center>$l_encrypted</center>
</body>
</html>";
exit(0);
}
# Read form parameters which we care about
if (isset($_POST['UserName'])){ $username = $_POST['UserName'];} else {$username="";}
if (isset($_POST['Password'])){ $password = $_POST['Password'];} else {$password="";}
if (isset($_POST['challenge'])){$challenge = $_POST['challenge'];} else {$challenge="";}
if (isset($_POST['button'])){ $button = $_POST['button'];} else { $button="";}
//if (isset($_POST['logout'])){ $logout = $_POST['logout'];} else {$logout="";}
//if (isset($_POST['prelogin'])){ $prelogin = $_POST['prelogin'];} else {$prelogin="";}
if (isset($_POST['res'])){ $res = $_POST['res'];} else {$res="";}
if (isset($_POST['uamip'])){ $uamip = $_POST['uamip'];} else {$uamip="";}
if (isset($_POST['uamport'])){ $uamport = $_POST['uamport'];} else {$uamport="";}
if (isset($_POST['userurl'])){ $userurl = $_POST['userurl'];} else {$userurl="";}
if (isset($_POST['timeleft'])){ $timeleft = $_POST['timeleft'];} else {$timeleft="";}
if (isset($_POST['redirurl'])){ $redirurl = $_POST['redirurl'];} else {$redirurl="";}
# Read query parameters which we care about
if (isset($_GET['res'])) $res = $_GET['res'];
if (isset($_GET['challenge'])) $challenge = $_GET['challenge'];
if (isset($_GET['uamip'])) $uamip = $_GET['uamip'];
if (isset($_GET['uamport'])) $uamport = $_GET['uamport'];
if (isset($_GET['reply'])){ $reply = $_GET['reply'];} else {$reply="";}
if (isset($_GET['userurl'])) $userurl = $_GET['userurl'];
if (isset($_GET['timeleft'])) $timeleft = $_GET['timeleft'];
if (isset($_GET['redirurl'])) $redirurl = $_GET['redirurl'];
# translation of radius replies
if (isset($reply)){
switch(trim ($reply)) {
case 'Your maximum daily usage time has been reached' : $reply = $l_reply_1 ; break;
case 'Your maximum monthly usage time has been reached' : $reply = $l_reply_2 ; break;
case 'You are calling outside your allowed timespan' : $reply = $l_reply_3 ; break;
case 'Password Has Expired' : $reply = $l_reply_4 ; break;
case 'You are already logged in - access denied' : $reply = $l_reply_5 ; break;
case 'Your maximum never usage time has been reached' : $reply = $l_reply_6 ; break;
}}
# If attempt to login
if ("$button" == "$l_boutonO") {
$hexchal = pack ("H32", $challenge);
$newchal = pack ("H*", md5($hexchal . $uamsecret));
$response = md5("\0" . $password . $newchal);
$newpwd = pack("a32", $password);
$pappassword = implode ("", unpack("H32", ($newpwd ^ $newchal)));
echo "<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">
<html>
<head>
<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">
<title>$l_loggingin</title>
<meta http-equiv=\"Cache-control\" content=\"no-cache\">
<meta http-equiv=\"Pragma\" content=\"no-cache\">
<meta http-equiv=\"refresh\" content=\"0;url=http://$uamip:$uamport/logon?username=$username&password=$pappassword&userurl=$userurl\">
</head>
<body bgColor = 'white'>
<h1 style=\"text-align: center;\">$l_loggingin</h1>
<center>
$l_wait
</center>
</body>
</html>";
exit(0);
}
switch($res) {
case 'success': $result = 1; break; // If login successful
case 'failed': $result = 2; break; // If login failed
case 'logoff': $result = 3; break; // If logout successful
case 'already': $result = 4; break; // If tried to login while already logged in
case 'notyet': $result = 5; break; // If not logged in yet
default: $result = 0; // Default: It was not a form request -> client go to login form
}
# Otherwise it was not a form request
# Send out an error message
if ($result == 0) { //erreur
echo "<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">
<html>
<head>
<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">
<title>$l_loggingin</title>
<meta http-equiv=\"Cache-control\" content=\"no-cache\">
<meta http-equiv=\"Pragma\" content=\"no-cache\">
<meta http-equiv=\"refresh\" content=\"0;url=http://$uamip:$uamport/prelogin\">
</head>
<body bgColor = 'white'>
<h1 style=\"text-align: center;\">$l_loggingin</h1>
<center>
$l_wait
</center>
</body>
</html>";
exit(0);
}
# Generate the output
echo "<!DOCTYPE html>
<html>
<head>
<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">
<title>$l_loggingin</title>
<meta http-equiv=\"Cache-control\" content=\"no-cache\">
<meta http-equiv=\"Pragma\" content=\"no-cache\">
<script type=\"text/javascript\" language=\"JavaScript\">
var blur = 0; // not un use
var mytimeleft = 0; // not un use
alcasar_popup = null;
function popUp(URL) {
if (self.name != \"alcasar_popup\") {
alcasar_popup = window.open(URL, 'alcasar_popup', 'width=500,height=460,directories=no,resizable=no,scrollbars=yes,location=no,toolbar=no,statusbar=no,menubar=no');
}
}
function doOnLoad(result, userurl, redirurl, adminurl, timeleft) {
if (timeleft) { // not in use
mytimeleft = timeleft;
}
if ((result == 1)||(result == 4)) { //success or already
//window.location = userurl;
if (alcasar_popup != null) alcasar_popup.focus();
if (adminurl != ''){
window.location = adminurl;
} else if (redirurl != '') {
window.location = redirurl;
} else if (userurl != '') {
window.location = userurl;
} else {
window.home();
}
}
if ((result == 2) || (result == 3) || result == 5) { //failed or logoff or notyet
if (alcasar_popup != null) alcasar_popup.close();
document.form1.UserName.focus();
}
}
</script>
<link rel=\"stylesheet\" href=\"/css/style_intercept.css\" type=\"text/css\">
</head>
<body onLoad=\"javascript:doOnLoad($result,'$userurl','$redirurl','$adminurl','$timeleft')\">
<center>";
if ($result == 2 || $result == 3 || $result == 5) { //failed or logoff or notyet
echo "
<div id=\"logon\">
<h1>$organisme</h1>
<h2>$l_loggedcont</h2>";
if ($result == 2) { //failed
echo "
<h3>$l_loginfailed</h3>";
if ($reply) {
#traitement du reply ...
echo "<center> $reply <br /><br /></center>";
}
}
echo "
<img id=\"logo-alcasar\" src=\"/images/logo-alcasar.png\">
<form name=\"form1\" method=\"post\" action=\"$loginpath\">
<input type=\"hidden\" name=\"challenge\" value=\"$challenge\">
<input type=\"hidden\" name=\"uamip\" value=\"$uamip\">
<input type=\"hidden\" name=\"uamport\" value=\"$uamport\">
<input type=\"hidden\" name=\"userurl\" value=\"$userurl\">
<table id=\"boite-logon\">
<tr>
<td width=\"20%\" rowspan=\"3\"><img id=\"logo-organ\" src=\"/images/organisme.png\"></td>
<td width=\"30%\" align=\"right\">$l_user</td>
<td width=\"50%\" align=\"left\"><INPUT type=\"text\" maxLength=\"32\" name=\"UserName\" autocomplete=\"off\"></td>
</tr>
<tr>
<td align=\"right\">$l_password</td>
<td align=\"left\"><INPUT maxLength=\"32\" type=\"password\" name=\"Password\" autocomplete=\"off\"></td>
</tr>
<tr>
<td height=\"23\" colSpan=\"2\" align=\"center\"><INPUT value=\"$l_boutonO\" type=\"submit\" name=\"button\" onclick=\"javascript:popUp('$statuspath')\"></td>
</tr>
</table>
</form>
<table id=\"boite-info\" cellSpacing=\"0\" cellPadding=\"0\" width=\"100%\">
<tr>
<td align=\"center\"><FONT color=\"red\"><B>$l_loggedin_stringl1</B></FONT></td>
</tr>
<tr>
<td align=\"left\">
<ul>
<LI>$l_loggedin_stringl2</LI>
<LI>$l_loggedin_stringl4</LI>
<LI>$l_loggedin_stringl3</LI>
<LI>$l_loggedin_stringl5</LI>
<LI>$l_loggedin_stringl6</LI>
</ul>
</td>
</tr>
</table>";
// Read the "Domain allowed" file
$tab=file(DOMAIN_ALLOWED_LIST);
if ($tab) # the file isn't empty
{
echo "<div id=\"authorized_domain\">$l_uam_domain";
foreach ($tab as $line)
{
if (trim($line) != '') # the line isn't empty
{
$domain_allowed=explode("#", $line);
if (trim($domain_allowed[1]) != ''){
$domain=explode("\"", $domain_allowed[0]);
echo "<a href=\"http://".trim($domain[1])."\">".trim($domain_allowed[1])."</a> ";}
}
}
}
echo "
</div>
</center>
</body>
</html>";
}
exit(0);
?>