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452 richard 1 
<?php
958 franck 2 
# $Id: index.php 1345 2014-05-10 10:24:39Z richard $
1249 richard 3 
#
1287 richard 4 
# index.php for ALCASAR captive portal
1249 richard 5 
# by REXY
6 
# UI & css style by stephane ERARD
7 
# The contents of this file may be used under the terms of the GNU
8 
# General Public License Version 2, provided that the above copyright
9 
# notice and this permission notice is included in all copies or
10 
# substantial portions of the software.
11 
/****************************************************************
12 
*			GLOBAL FILE PATHS			*
13 
*****************************************************************/
14 
define ("CONF_FILE", "/usr/local/etc/alcasar.conf");
15 
 
16 
/****************************************************************
17 
*			FILE reading test			*
18 
*****************************************************************/
19 
$conf_files=array(CONF_FILE);
20 
foreach ($conf_files as $file){
21 
	if (!file_exists($file)){
22 
		exit("File ".$file." unknown");
23 
	}
24 
	if (!is_readable($file)){
25 
		exit("You don't have read rights on the file ".$file);
26 
	}
27 
}
28 
/****************************************************************
29 
*			Read CONF_FILE				*
30 
*****************************************************************/
31 
$ouvre=fopen(CONF_FILE,"r");
32 
if ($ouvre){
33 
	while (!feof ($ouvre))
34 
	{
35 
		$tampon = fgets($ouvre, 4096);
36 
		if (strpos($tampon,"=")!==false){
37 
			$tmp = explode("=",$tampon);
38 
			$conf[$tmp[0]] = $tmp[1];
39 
		}
40 
	}
41 
}else{
42 
	exit("Error opening the file ".CONF_FILE);
43 
}
44 
fclose($ouvre);
1345 richard 45 
$organisme = trim($conf["ORGANISM"]);
46 
$domainname = trim($conf["DOMAIN"]);
47 
$hostname = "alcasar.".$domainname;
784 richard 48 
$network_pb = False;
1249 richard 49 
$cert_add = "http://$hostname/certs";
360 richard 50 
$direct_access = False;
832 richard 51 
$diagnostic = "can't contact the default router";
363 richard 52 
$remote_ip = ($_SERVER['REMOTE_ADDR']);
53 
$tab = array();$user = array();
566 stephane 54 
$connection_history =  "";
55 
$nb_connection_history = 3;
56 
 
522 richard 57 
# on discrimine les accès directs sur Alcasar par rapport aux redirections (blacklist ou pannes rso)
1345 richard 58 
if (($_SERVER['HTTP_HOST'] == $_SERVER['SERVER_ADDR']) || preg_match ("/^alcasar$/", $_SERVER['HTTP_HOST']) || preg_match ("/^$hostname$/", $_SERVER['HTTP_HOST']) || preg_match ("/^$organisme$/", $_SERVER['HTTP_HOST']))
522 richard 59 
	{
60 
	$direct_access=True;
61 
	exec ("sudo /usr/sbin/chilli_query list|grep $remote_ip" , $tab);
62 
	$user = explode (" ", $tab[0]);
63 
	}
566 stephane 64 
#### Affichage des 3 dernières connexions de $user[5]
65 
function secondsToDuration($seconds = null){
66 
	if ($seconds == null) return "";
509 richard 67 
 
566 stephane 68 
	$temp = $seconds % 3600;
69 
	$time[0] = ( $seconds - $temp ) / 3600 ;	// hours
732 richard 70 
	$time[2] = $temp % 60 ;				// seconds
566 stephane 71 
	$time[1] = ( $temp - $time[2] ) / 60;		// minutes
72 
 
732 richard 73 
	return $time[0]." h ".$time[1]." m ".$time[2]." s";
566 stephane 74 
}
509 richard 75 
 
566 stephane 76 
$l_connected = "connected"; // a traduire (choix de la langue ci-dessous mais nécessitant de $connection_history)
77 
// si on a pas d'accès à la bdd, la page s'affiche quand même correctement
783 richard 78 
if ((isset ($user[4])) && ($user[4] != "0")){
566 stephane 79 
	if ((is_file("./acc/manager/lib/sql/drivers/mysql/functions.php"))&&(is_file("/etc/freeradius-web/config.php"))){
80 
		include_once("/etc/freeradius-web/config.php");
81 
		include_once("./acc/manager/lib/sql/drivers/mysql/functions.php");
82 
 
83 
		$sql = "SELECT UserName, AcctStartTime, AcctStopTime, acctsessiontime FROM radacct WHERE UserName='$user[5]' ORDER BY AcctStartTime DESC LIMIT 0 , $nb_connection_history";
84 
		$link = @da_sql_pconnect($config); // on affiche pas les erreurs
85 
 
86 
		if ($link){
87 
			$res = @da_sql_query($link,$config,$sql); // on affiche pas les erreurs
88 
 
89 
			if ($res){
90 
				$connection_history.= "<ul>";
91 
				while(($row = @da_sql_fetch_array($res,$config))){
92 
					$connected = "";
93 
					if ($row[acctstoptime] == "") $connected = " ($l_connected)";
94 
					$connection_history.="<li title='$row[username] $row[acctstarttime] $row[acctstoptime] (".secondsToDuration($row[acctsessiontime]).")'>$row[acctstarttime] (".secondsToDuration($row[acctsessiontime]).") $connected</li>";
95 
				}
96 
				$connection_history.="</ul>";
97 
			}
98 
		}
99 
	}
100 
}
509 richard 101 
####
102 
 
360 richard 103 
# Choice of language
104 
$Language = 'en';
105 
if(isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
106 
  $Langue = explode(",",$_SERVER['HTTP_ACCEPT_LANGUAGE']);
107 
  $Language = strtolower(substr(chop($Langue[0]),0,2)); }
108 
if($Language == 'fr'){
109 
  $l_access_denied = "ACC&Egrave;S REFUS&Eacute;";
399 franck 110 
  $l_access_welcome = "Bienvenue sur ALCASAR";
360 richard 111 
  $l_access_unavailable = "ACC&Egrave;S INDISPONIBLE";
112 
  $l_required_domain = "Site WEB demand&eacute;";
536 franck 113 
  $l_explain_acc_access = "Le centre de gestion permet d'administrer le portail. Vous devez poss&eacute;der un compte d'administration ou de gestion pour y acc&eacute;der.";
360 richard 114 
  $l_explain_access_deny = "Vous tentez d'acc&eacute;der &agrave; une ressource dont le contenu est r&eacute;put&eacute; contenir des informations inappropri&eacute;es.";
115 
  $l_explain_net_pb = "Votre portail d&eacute;tecte que l'acc&egrave;s &agrave; Internet est indisponible.";
116 
  $l_contact_access_deny = "Contactez le responsable de la s&eacute;curit&eacute; (OSSI/RSSI) si vous pensez que ce filtrage est abusif.";
509 richard 117 
  $l_contact_net_pb = "Contactez votre responsable informatique ou votre prestataire Internet pour plus d'information.";
399 franck 118 
  $l_welcome = "Page principale de votre portail captif";
566 stephane 119 
  $l_acc_access = "<a href=\"https://$hostname/acc\">Acc&egrave;s au centre de gestion</a>";
120 
  $l_install_certif = "<a href=\"$cert_add/certificat_alcasar_ca.crt\">Installer le certificat racine</a>";
121 
  $l_install_certif_more = "<a href=\"$cert_add/certificat_alcasar_ca.crt\">Installation du certificat de l'autorit&eacute; racine d'ALCASAR</a>";
536 franck 122 
  $l_certif_explain = "Permet l'&eacute;change de donn&eacute;es s&eacute;curis&eacute;es entre votre station de consultation et le portail captif ALCASAR.<BR>Si ce certificat n'est pas enregistr&eacute; sur votre station de consultation, il est possible que des alertes de s&eacute;curit&eacute;s soient &eacute;mises par votre navigateur.<br><br>";
688 richard 123 
  $l_certif_explain_help = "<a href=\"alcasar-certificat.pdf\" target=\"_blank\">Aide complémentaire</a>";
1124 crox53 124 
  $l_category = "catégorie :";
832 richard 125 
if ((isset ($user[4])) && ($user[4] == "0")) {
509 richard 126 
	  $l_logout_explain = "Aucune session de consultation Internet n'est actuellement ouverte sur votre syst&egrave;me.";
1306 richard 127 
	  $l_logout = "<a href=\"http://www.qwant.com/lang/fr_FR/\">Ouvrir une session Internet</a>";}
369 richard 128 
  else {
832 richard 129 
	  if ($user[5] != $user[0]) // authentication exception or not
130 
	  {
131 
	  	$l_logout_explain = "Ferme la session de l'usager actuellement connect&eacute;. <br><br>Utilisateur connect&eacute; : <a href=\"http://$hostname:3990/logoff\" title=\"Deconnecter l'utilisateur $user[5]\"><b>$user[5]</b></a><br><br>$nb_connection_history derni&egrave;res connexions :$connection_history";
132 
		$l_logout = "<a href=\"http://$hostname:3990/logoff\">Se d&eacute;connecter d'internet</a>";
133 
	  }
134 
	  else
135 
	  {
136 
		  $l_logout_explain = "Votre système ($user[5]) est en exception d'authentication.<br><br>$nb_connection_history last connections :$connection_history";
137 
		  $l_logout = "Information des connexions";
138 
	  }
139 
	}
566 stephane 140 
  $l_password_change = "<a href=\"https://$hostname/pass\">Changer votre mot de passe</a>";
536 franck 141 
  $l_password_change_explain = "Vous redirige sur la page de changement du mot de passe de votre compte d'acc&egrave;s &agrave; internet.<br><br>Vous devez avoir un compte internet valide.";
360 richard 142 
  $l_back_page = "<a href=\"javascript:history.back()\">Page pr&eacute;c&eacute;dente</a>";
143 
}
912 richard 144 
else if($Language == 'pt'){
145 
  $l_access_denied = "Acesso negado";
146 
  $l_access_welcome = "Bem-vindo ao Alcasar";
147 
  $l_access_unavailable = "ACESSO INDISPONÍVEL";
148 
  $l_required_domain = "Site WEB Obrigatório";
955 richard 149 
  $l_explain_acc_access = "Este é o centro de controle do portal para acessar você deve ter uma conta administrativa valida.";
912 richard 150 
  $l_explain_access_deny = "Você tenta se conectar a um recurso cujo conteúdo é considerado inadequado no conteúdo de informações.";
955 richard 151 
  $l_explain_net_pb = "O sistema detectou que o acesso é de risco, não será permitido o acesso";
912 richard 152 
  $l_contact_access_deny = "Entre em contato com o administrador do sistema de segurança se acha que essa filtragem é abusiva.";
153 
  $l_contact_net_pb = "Entre em contato com a empresa fornecedora de Internet para mais informações";
955 richard 154 
  $l_welcome = "Página do portal";
155 
  $l_acc_access = "<a href=\"https://$hostname/acc\">ALCASAR Controle Center</a>";
912 richard 156 
  $l_install_certif = "<a href=\"$cert_add/certificat_alcasar_ca.crt\">Instalar Certificado Alcasar AC</a>";
157 
  $l_install_certif_more = "<a href=\"$cert_add/certificat_alcasar_ca.cert\">Instalar Certificado Alcasar AC</a>";
158 
  $l_certif_explain = "O certificado Permiti a troca de dados seguro entre seu computador e o portal Alcasar.<BR>Se este certificado não estiver incorporado no seu computador, alguns alertas de segurança deverá aparecer no navegador.<br><br>";
955 richard 159 
  $l_certif_explain_help = "<a href=\"alcasar-certificat.pdf\" target=\"_blank\">Essa foi uma ajuda complementar</a>";
1124 crox53 160 
  $l_category = "categoria :";
912 richard 161 
if ((isset ($user[4])) && ($user[4] == "0")) {
955 richard 162 
	  $l_logout_explain = "Não há conexão de Internet aberta em seu computador, deseja conectar?";
1306 richard 163 
	  $l_logout = "<a href=\"http://www.qwant.com/lang/pt_BR/\">Abrir uma conexão de Internet</a>";}
912 richard 164 
  else {
165 
	  if ($user[5] != $user[0]) // authentication exception or not
166 
	  {
955 richard 167 
		  $l_logout_explain = "Se desejar, feche a conexão do usuário atual conectado.<br> Usuário conectado : <a href=\"http://$hostname:3990/logoff\" title=\"Disconnect user $user[5]\"><b>$user[5]</b></a><br><br>$nb_connection_history last connections :$connection_history";
922 richard 168 
		  $l_logout = "<a href=\"http://$hostname:3990/logoff\">Sair da Internet</a>";
912 richard 169 
	  }
170 
	  else
171 
	  {
955 richard 172 
		  $l_logout_explain = "O sistema ($user[5]) detctou exesso de autenticação.<br><br>$nb_connection_history logins últimos :$connection_history";
922 richard 173 
		  $l_logout = "Informações de conexões";
912 richard 174 
	  }
175 
  	}
922 richard 176 
  $l_password_change = "<a href=\"https://$hostname/pass\">Mudar sua senha</a>";
955 richard 177 
  $l_password_change_explain = "Você será redirecionado à página de alteração de senha.<br><br> e deverá ter uma conta de usuário valido para efetuar a troca e acessar à Internet.";
922 richard 178 
  $l_back_page = "<a href=\"javascript:history.back()\">Página anterior</a>";
912 richard 179 
}
360 richard 180 
else {
181 
  $l_access_denied = "ACCESS DENIED";
369 richard 182 
  $l_access_welcome = "Welcome on ALCASAR";
360 richard 183 
  $l_access_unavailable = "ACCESS UNAVAILABLE";
184 
  $l_required_domain = "Required WEB site";
369 richard 185 
  $l_explain_acc_access = "This center control the portal. You must have an administrative account.";
801 richard 186 
  $l_explain_access_deny = "You try to connect to a resource whose content is deemed to contain inappropriate information.";
360 richard 187 
  $l_explain_net_pb = "Your portal has just detected that the Internet access is down";
188 
  $l_contact_access_deny = "Contact your security system manager if you think this filtering is abusive.";
189 
  $l_contact_net_pb = "Contact your network responsive or your Internet provider for more information";
369 richard 190 
  $l_welcome = "Your captive portal main page";
566 stephane 191 
  $l_acc_access = "<a href=\"https://$hostname/acc\">ALCASAR Control Center</a>";
611 franck 192 
  $l_install_certif = "<a href=\"$cert_add/certificat_alcasar_ca.crt\">Install ALCASAR AC Certificate</a>";
566 stephane 193 
  $l_install_certif_more = "<a href=\"$cert_add/certificat_alcasar_ca.cert\">Install ALCASAR AC Certificate</a>";
688 richard 194 
  $l_certif_explain = "Allow secure data exchange between your computer and ALCASAR portal.<BR>If this certificate isn't incorporated in your computer, some security alerts should appear in your browser.<br><br>";
195 
  $l_certif_explain_help = "<a href=\"alcasar-certificat.pdf\" target=\"_blank\">Complementary help</a>";
1124 crox53 196 
  $l_category = "category :";
783 richard 197 
if ((isset ($user[4])) && ($user[4] == "0")) {
369 richard 198 
	  $l_logout_explain = "No Internet consultation session is actualy open on your system";
1306 richard 199 
	  $l_logout = "<a href=\"http://www.qwant.com/lang/en_GB/\">Open an Internet session</a>";}
369 richard 200 
  else {
832 richard 201 
	  if ($user[5] != $user[0]) // authentication exception or not
202 
	  {
922 richard 203 
		  $l_logout_explain = "Close the session of the user currently connected.<br> User logged-on : <a href=\"http://$hostname:3990/logoff\" title=\"Disconnect user $user[5]\"><b>$user[5]</b></a><br><br>$nb_connection_history last connections :$connection_history";
783 richard 204 
		  $l_logout = "<a href=\"http://$hostname:3990/logoff\">Logoff from internet</a>";
832 richard 205 
	  }
206 
	  else
207 
	  {
922 richard 208 
		  $l_logout_explain = "Your system ($user[5]) is in exception of authentication.<br><br>$nb_connection_history Last logins :$connection_history";
832 richard 209 
		  $l_logout = "Connections information";
210 
	  }
783 richard 211 
  	}
566 stephane 212 
  $l_password_change = "<a href=\"https://$hostname/pass\">Change your password</a>";
799 richard 213 
  $l_password_change_explain = "Redirect you on password change page.<br><br> You should already have an Internet access account.";
360 richard 214 
  $l_back_page = "<a href=\"javascript:history.back()\">Previous page</a>";
215 
}
369 richard 216 
$l_title = ($direct_access ? $l_access_welcome : ($network_pb ? $l_access_unavailable : $l_access_denied));
360 richard 217 
$l_explain = ($direct_access ? $l_explain_acc_access : ($network_pb ? $l_explain_net_pb : $l_explain_access_deny));
509 richard 218 
 
219 
# Attribution des icones / images
220 
$img_rep = "images/";
221 
$img_organisme = "organisme.png";
222 
$img_access = "globe_acces_70.png";
223 
$img_connect = "globe_70.png";
224 
$img_warning = "globe_warning_70.png";
225 
$img_pwd = "cle_ombre.png";
226 
$img_certificate = "certificat.png";
227 
$img_acc = "logo-alcasar_70.png";
228 
$img_false = "interdit.png";
229 
$img_internet = $img_connect;
230 
 
783 richard 231 
if ((isset ($user[4])) && ($user[4] == "0")) {
509 richard 232 
	if (! $network_pb) {
233 
		$img_internet = $img_access;
234 
		}
235 
		else {
236 
		$img_internet = $img_warning;
237 
	}
238 
}
239 
else {
240 
	$img_internet = $img_connect;
241 
}
242 
 
452 richard 243 
header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
360 richard 244 
?>
566 stephane 245 
	<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
246 
	<html>
247 
	<head>
248 
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
249 
	<title>ALCASAR - <?php echo $l_title; ?></title>
250 
	<meta http-equiv="Cache-control" content="no-cache">
251 
	<meta http-equiv="Pragma" content="no-cache">
252 
	<link rel="stylesheet" type="text/css" href="css/style_intercept.css">
253 
	<script type="text/javascript">
509 richard 254 
		function valoriserDiv5(param){
255 
			document.getElementById("box_info").innerHTML = param.innerHTML;
256 
		}
257 
	</script>
360 richard 258 
</head>
566 stephane 259 
<body onload="valoriserDiv5(text_conn);">
509 richard 260 
<?php
360 richard 261 
if ($direct_access){
262 
	echo "
566 stephane 263 
		<div id=\"cadre_titre\" class=\"titre_controle\">
264 
			<p id=\"acces_controle\" class=\"titre_controle\">$l_title</p>";
509 richard 265 
	if ($network_pb) {
566 stephane 266 
		echo "	<span>$l_explain_net_pb</span>";
509 richard 267 
		}
360 richard 268 
	}
509 richard 269 
	else {
270 
		echo"
566 stephane 271 
			<div id=\"cadre_titre\" class=\"titre_refus\">
272 
				<p id=\"acces_controle\" class=\"titre_refus\">$l_title</p>";
363 richard 273 
	}
360 richard 274 
?>
566 stephane 275 
			<div id="boite_logo">
276 
				<img src="images/organisme.png">
277 
			</div>
278 
		</div>
279 
		<div id="contenu_acces">
280 
			<div id="box_url">
1124 crox53 281 
<?php
1295 richard 282 
//search in the blacklist categories
283 
if ((! $direct_access) && (! $network_pb)){
1124 crox53 284 
	$pattern = preg_replace('/www./','',$_SERVER['HTTP_HOST']);
1298 richard 285 
	exec("grep -Re ^$pattern$ /etc/dansguardian/lists/blacklists/*/domains|cut -d'/' -f6", $output);
1295 richard 286 
	unset ($line);
287 
	foreach ($output as $row) {
288 
		$line=$line.(trim($row)).", ";
289 
	}
290 
	echo "$l_required_domain : $_SERVER[HTTP_HOST]";
291 
	if ($line != "") { echo "<BR>".rtrim ("$l_category $line", ", ");}
1124 crox53 292 
}
293 
?>
566 stephane 294 
			</div>
1124 crox53 295 
 
509 richard 296 
<?php
297 
if ($direct_access){
566 stephane 298 
	echo "	<div id=\"box_bienvenue\">
360 richard 299 
				$l_welcome
566 stephane 300 
			</div>
301 
			<div class=\"box_menu\" id=\"box_conn\" onmouseover=\"valoriserDiv5(text_conn);\">
302 
				<span>$l_logout</span>
303 
				<img src=\"$img_rep$img_internet\">
304 
			</div>
305 
			<div class=\"box_menu\" id=\"box_certif\" onmouseover=\"valoriserDiv5(text_certif);\">
306 
				<span>$l_install_certif</span>
307 
				<img src=\"$img_rep$img_certificate\">
308 
			</div>
309 
			<div class=\"box_menu\" id=\"box_mdp\" onmouseover=\"valoriserDiv5(text_mdp);\">
310 
				<img src=\"$img_rep$img_pwd\">
311 
				<span>$l_password_change</span>
312 
			</div>
313 
			<div class=\"box_menu\" id=\"box_acc\" onmouseover=\"valoriserDiv5(text_acc);\">
314 
				<span>$l_acc_access</span>
315 
				<img src=\"$img_rep$img_acc\">
316 
			</div>
317 
			<div class=\"div-cache\" id=\"text_conn\">
318 
				<h2>$l_logout</h2>
319 
				<p>$l_logout_explain</p>
320 
				<img src=\"$img_rep$img_internet\">
321 
			</div>
322 
			<div class=\"div-cache\" id=\"text_certif\">
323 
				<h2>$l_install_certif_more</h2>
324 
				<p>$l_certif_explain $l_certif_explain_help</p>
325 
				<img src=\"$img_rep$img_certificate\">
326 
			</div>
327 
			<div class=\"div-cache\" id=\"text_mdp\">
328 
				<h2>$l_password_change</h2>
329 
				<p>$l_password_change_explain</p>
330 
				<img src=\"$img_rep$img_pwd\">
331 
			</div>
332 
			<div class=\"div-cache\" id=\"text_acc\">
333 
				<h2>$l_acc_access</h2>
334 
				<p>$l_explain</p>
335 
				<img src=\"$img_rep$img_acc\">
336 
			</div>
337 
			<div id=\"box_info\">
338 
			</div>";
509 richard 339 
	}
340 
	else {
341 
		echo "
566 stephane 342 
			<div id=\"box_refuse\">
509 richard 343 
				<img src=\"$img_rep$img_false\">
566 stephane 344 
				<p>$l_explain</p>
345 
			</div>
346 
			<div id=\"liens_redir\">
347 
				<p>$l_back_page</p>
348 
			</div>";
509 richard 349 
		}
350 
	if (($network_pb)&&(! $direct_access)) {
566 stephane 351 
	echo "	<span>Diagnostic : $diagnostic</span>";
509 richard 352 
	}
363 richard 353 
?>
566 stephane 354 
		</div>
355 
	</body>
360 richard 356 
</html>