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Rev 1878 Rev 1978
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<?php
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<?php
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# $Id: index.php 1878 2016-05-09 13:09:13Z raphael.pion $
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# $Id: index.php 1978 2016-07-06 09:41:58Z raphael.pion $
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#
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#
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# index.php for ALCASAR captive portal
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# index.php for ALCASAR captive portal
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# by REXY
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# by REXY
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# UI & css style by stephane ERARD
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# UI & css style by stephane ERARD
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# The contents of this file may be used under the terms of the GNU
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# The contents of this file may be used under the terms of the GNU
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# Obtenir l'état de connexion de l'utilisateur. 1 si connecté sinon 0.
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# Obtenir l'état de connexion de l'utilisateur. 1 si connecté sinon 0.
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exec ("sudo /usr/sbin/chilli_query list|grep $remote_ip" , $tab);
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exec ("sudo /usr/sbin/chilli_query list|grep $remote_ip" , $tab);
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$user = explode (" ", $tab[0]);
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$user = explode (" ", $tab[0]);
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#then we clean his cache to redirect him properly
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header("Expires: Tue, 01 Jan 2000 00:00:00 GMT");
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header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
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header("Cache-Control: no-store, no-cache, must-revalidate, max-age=0");
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header("Cache-Control: post-check=0, pre-check=0", false);
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header("Pragma: no-cache");
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# on discrimine les accès directs sur Alcasar par rapport aux redirections (blacklist ou pannes rso)
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# on discrimine les accès directs sur Alcasar par rapport aux redirections (blacklist ou pannes rso)
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if (isset($_SERVER['HTTP_HOST']) && (($_SERVER['HTTP_HOST'] == $_SERVER['SERVER_ADDR']) || preg_match ("/^alcasar$/", $_SERVER['HTTP_HOST']) || preg_match ("/^$hostname$/", $_SERVER['HTTP_HOST']) || preg_match ("/^$organisme$/", $_SERVER['HTTP_HOST'])))
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if (isset($_SERVER['HTTP_HOST']) && (($_SERVER['HTTP_HOST'] == $_SERVER['SERVER_ADDR']) || preg_match ("/^alcasar$/", $_SERVER['HTTP_HOST']) || preg_match ("/^$hostname$/", $_SERVER['HTTP_HOST']) || preg_match ("/^$organisme$/", $_SERVER['HTTP_HOST'])))
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	{
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	{
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	$direct_access=True;
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	$direct_access=True;
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	}
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	}
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	}
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	}
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}
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}
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else
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else
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{
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{
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	# cas où l'utilisateur non-loggué décide de joindre une page HTTP/S => redirection http://URL
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	# cas où l'utilisateur non-loggué décide de joindre une page HTTP/S => redirection http://URL
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	exec("sudo /usr/sbin/ipset list not_auth_yet | grep $remote_ip | wc -l 2>&1", $ipset_not_auth_yet);
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	# 							   																					 ALCASAR => redirection index.php
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	# ALCASAR => redirection index.php
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	# on place l'IP de l'utilisateur dans un ipset not_auth_yet pour ne pas boucler
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	# on place l'IP de l'utilisateur dans un ipset not_auth_yet pour ne pas boucler sur index.php et atteindre la page souhaité qui sera traité par coova-chilli
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	exec("sudo /usr/sbin/ipset add not_auth_yet $remote_ip");
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	if(!$direct_access && $ipset_not_auth_yet[0] == '0')
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	if(!$direct_access)
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	{
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	{
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		header("Cache-Control: no-cache, must-revalidate");
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		header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
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		header("Content-Type: application/xml; charset=utf-8");
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		exec("sudo /usr/sbin/ipset add not_auth_yet $remote_ip");
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		header("Location: http://".$_SERVER['HTTP_HOST']);
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		header("Location: http://$_SERVER[HTTP_HOST]");
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		exit;
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		exit;
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	}
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	}
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}
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}
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####
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####
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}
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}
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else {
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else {
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	$img_internet = $img_connect;
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	$img_internet = $img_connect;
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}
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}
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header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
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?>
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?>
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	<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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	<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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	<html>
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	<html>
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	<head>
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	<head>
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	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">