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<?php
# $Id: status.php 2013 2016-07-28 15:51:12Z raphael.pion $
#
# status.php for Alcasar captive portal
# by steweb57 & Rexy
# 
/****************************************************************
*                       GLOBAL FILE PATHS                       *
*****************************************************************/
define ("CONF_FILE", "/usr/local/etc/alcasar.conf");

/****************************************************************
*                               FILE TEST                       *
*****************************************************************/
//Test de présence et des droits en lecture des fichiers de configuration.
if (!file_exists(CONF_FILE)){
        exit("Fichier de configuration ".CONF_FILE." non présent");
}
if (!is_readable(CONF_FILE)){
        exit("Vous n'avez pas les droits de lecture sur le fichier ".CONF_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]] = $tmp[1];
                }
        }
}else{
        exit("Erreur d'ouverture du fichier ".CONF_FILE);
}
fclose($ouvre);

$organisme = $conf["ORGANISM"];

$remote_ip = ($_SERVER['REMOTE_ADDR']);
$connection_history =  "";
$nb_connection_history = 3;

//On récupère le nom de connexion de la session active. on attend que chilli ait mis à jour ses tables
sleep (1);
exec ("sudo /usr/sbin/chilli_query list | grep 'pass' | grep -Ew '($remote_ip)'" , $tab);
if(isset($tab[0]))
$user = explode (" ", $tab[0]);

#### Affichage des 3 dernières connexions de $user[5]
function secondsToDuration($seconds = null){
        if ($seconds == null) return "";

        $temp = $seconds % 3600;
        $time[0] = ( $seconds - $temp ) / 3600 ;        // hours
        $time[2] = $temp % 60 ;                         // seconds
        $time[1] = ( $temp - $time[2] ) / 60;           // minutes
        
        return $time[0]." h ".$time[1]." m ".$time[2]." s";
}



# Choice of language
//reste quelques traductions à faire
$Language = 'en';
if(isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
  $Langue = explode(",",$_SERVER['HTTP_ACCEPT_LANGUAGE']);
  $Language = strtolower(substr(chop($Langue[0]),0,2)); }
if($Language == 'es'){
        $l_login1                       = "El éxito de la autenticación";
        $l_logout                       = "Conexión de cierre";
        $l_logout_question              = "Are you sure you want to disconnect now?";   //à traduire
        $l_loggedout                    = "Su sesión se cierra";
        $l_wait                         = "Por favor, espere un momento ...";
        $l_state_label                  = "State";              //à traduire
        $l_session_id_label             = "Session ID"; //à traduire
        $l_max_session_time_label       = "Max Session Time";   //à traduire
        $l_max_idle_time_label          = "Max Idle Time";              //à traduire
        $l_start_time_label             = "Start Time"; //à traduire
        $l_session_time_label           = "Tiempo de conexión";
        $l_idle_time_label              = "Idle Time";  //à traduire
        $l_downloaded_label             = "Downloaded"; //à traduire
        $l_uploaded_label               = "Uploaded";   //à traduire
        $l_original_url_label           = "Original URL";       //à traduire
        $l_not_available                = "Not available";      //à traduire
        $l_na                           = "N/A";                //à traduire
        $l_error                        = "error";              //à traduire
        $l_welcome                      = "Welcome";    //à traduire
        $l_conn_history                 = "Your last $nb_connection_history connections";       //à traduire
        $l_connected                    = "logged"; //à traduire
        $l_a_connection                 = "You have"; //à traduire
        $l_a_connection_time            = "active connections on the network"; //à traduire
}
else if ($Language == 'pt'){
        $l_login1                       = "Autenticação bem sucedida.";
        $l_logout                       = "Fechando a conexão";
        $l_logout_question              = "Tem certeza de que deseja desconectar agora?";
        $l_loggedout                    = "Sua conexão será fechada";
        $l_wait                         = "Por favor, aguarde um momento ...";
        $l_state_label                  = "Estado da conexão";
        $l_session_id_label             = "Sessão ID";
        $l_max_session_time_label       = "Restante em horas da conexão";
        $l_max_idle_time_label          = "Restante máximo liberado por dia";
        $l_start_time_label             = "Dia, mês, ano e hora da conexão";
        $l_session_time_label           = "Duração da conexão";
        $l_idle_time_label              = "Tempo de Espera";
        $l_downloaded_label             = "Recebidos";
        $l_uploaded_label               = "Enviados";
        $l_original_url_label           = "URL Original";
        $l_not_available                = "Não disponível";
        $l_na                           = "N/A";
        $l_error                        = "Erro";
        $l_welcome                      = "Bem-vindo(a)";
        $l_conn_history                 = "Suas últimos conexões : $nb_connection_history";
        $l_connected                    = "Conectado"; 
        $l_a_connection                 = "Conexão ativa já detectada para essa LAN";
        $l_a_connection_time            = "Tempo (s)";
}
else if($Language == 'de'){
        $l_login1                       = "Erfolgreiche Authentifizierung";
        $l_logout                       = "Beenden der Verbindung";
        $l_logout_question      = "Are you sure you want to disconnect now?";   //à traduire
        $l_loggedout            = "Ihre Sitzung ist geschlossen";
        $l_wait                         = "Bitte warten Sie einen Moment ...";
        $l_state_label                          = "State";              //à traduire
        $l_session_id_label                     = "Session ID"; //à traduire
        $l_max_session_time_label       = "Max Session Time";   //à traduire
        $l_max_idle_time_label          = "Max Idle Time";              //à traduire
        $l_start_time_label                     = "Start Time"; //à traduire
        $l_session_time_label           = "Online-zeit";
        $l_idle_time_label                      = "Idle Time";  //à traduire
        $l_downloaded_label                     = "Downloaded"; //à traduire
        $l_uploaded_label                       = "Uploaded";   //à traduire
        $l_original_url_label           = "Original URL";       //à traduire
        $l_not_available                        = "Not available";      //à traduire
        $l_na                                           = "N/A";                //à traduire
        $l_error                                        = "error";              //à traduire
        $l_welcome                                      = "Welcome";    //à traduire
        $l_conn_history                         = "Your last $nb_connection_history connections";       //à traduire
        $l_connected                    = "logged"; //à traduire 
        $l_a_connection                 = "You have"; //à traduire
        $l_a_connection_time            = "active connections on the network"; //à traduire
}
else if($Language == 'nl'){
        $l_login1                       = "Succesvolle authenticatie";
        $l_logout                       = "Slotkoers verbinding";
        $l_logout_question      = "Are you sure you want to disconnect now?";   //à traduire
        $l_loggedout            = "Uw sessie is gesloten";
        $l_wait                         = "Wacht een moment ...";
        $l_state_label                          = "State";              //à traduire
        $l_session_id_label                     = "Session ID"; //à traduire
        $l_max_session_time_label       = "Max Session Time";   //à traduire
        $l_max_idle_time_label          = "Max Idle Time";              //à traduire
        $l_start_time_label                     = "Start Time"; //à traduire
        $l_session_time_label           = "Online tijd";
        $l_idle_time_label                      = "Idle Time";  //à traduire
        $l_downloaded_label                     = "Downloaded"; //à traduire
        $l_uploaded_label                       = "Uploaded";   //à traduire
        $l_original_url_label           = "Original URL";       //à traduire
        $l_not_available                        = "Not available";      //à traduire
        $l_na                                           = "N/A";                //à traduire
        $l_error                                        = "error";              //à traduire
        $l_welcome                                      = "Welcome";    //à traduire
        $l_conn_history                         = "Your last $nb_connection_history connections";       //à traduire
        $l_connected                    = "logged"; //à traduire 
        $l_a_connection                 = "You have"; //à traduire
        $l_a_connection_time            = "active connections on the network"; //à traduire
}
else if($Language == 'fr'){
        $l_login1                       = "Authentification r&eacute;ussie";
        $l_logout                       = "Fermeture de la session";
        $l_logout_question      = "Etes vous sûr de vouloir vous déconnecter?";
        $l_loggedout            = "Votre session est fermée";
        $l_wait                         = "Patientez un instant ....";
        $l_state_label                          = "Etat";
        $l_session_id_label                     = "Session ID";
        $l_max_session_time_label       = "Temps de connexion autoris&eacute";
        $l_max_idle_time_label          = "Inactivit&eacute; max. autoris&eacute;e";
        $l_start_time_label                     = "D&eacute;but de connexion";
        $l_session_time_label           = "Dur&eacute;e de connexion";
        $l_idle_time_label                      = "Inactivit&eacute;";
        $l_downloaded_label                     = "Donn&eacute;es t&eacute;l&eacute;charg&eacute;es";
        $l_uploaded_label                       = "Donn&eacute;es envoy&eacute;es";
        $l_original_url_label           = "URL demand&eacute;e";
        $l_not_available                        = "Non disponible";
        $l_na                                           = "N/D";        //à traduire
        $l_error                                        = "erreur";
        $l_welcome                                      = "Bienvenue";
        $l_conn_history                         = "Vos $nb_connection_history derni&egrave;res connexions";
        $l_connected                    = "session active";  
        $l_a_connection                 = "Vous avez";
        $l_a_connection_time            = "connexions actives sur le réseau";
}
else {
        $l_login1                       = "Successful authentication.";
        $l_logout                       = "Closing connection";
        $l_logout_question      = "Are you sure you want to disconnect now?";
        $l_loggedout            = "Your session is closed";
        $l_wait                         = "Please wait a moment ...";
        $l_state_label                          = "State";
        $l_session_id_label                     = "Session ID";
        $l_max_session_time_label       = "Max Session Time";
        $l_max_idle_time_label          = "Max Idle Time";
        $l_start_time_label                     = "Start Time";
        $l_session_time_label           = "Session Time";
        $l_idle_time_label                      = "Idle Time";
        $l_downloaded_label                     = "Downloaded";
        $l_uploaded_label                       = "Uploaded";
        $l_original_url_label           = "Original URL";
        $l_not_available                        = "Not available";
        $l_na                                           = "N/A";
        $l_error                                        = "error";
        $l_welcome                                      = "Welcome";
        $l_conn_history                         = "Your last $nb_connection_history connections";
        $l_connected                    = "logged"; 
        $l_a_connection                 = "You have"; //à traduire
        $l_a_connection_time            = "active connections on the network"; //à traduire
}

// si on a pas d'accès à la bdd, la page s'affiche quand même correctement
if (isset($user[5])){
        if ((is_file("./acc/manager/lib/sql/drivers/mysql/functions.php"))&&(is_file("/etc/freeradius-web/config.php"))){
                include_once("/etc/freeradius-web/config.php");
                include_once("./acc/manager/lib/sql/drivers/mysql/functions.php");
                
                $sql = "SELECT UserName, AcctStartTime, AcctStopTime, acctsessiontime FROM radacct WHERE UserName='$user[5]' ORDER BY AcctStartTime DESC LIMIT 0 , $nb_connection_history";
                $link = @da_sql_pconnect($config); // on affiche pas les erreurs
                
                if ($link){
                        $res = @da_sql_query($link,$config,$sql); // on affiche pas les erreurs
                        
                        if ($res){
                                $a_connection = ""; $a_connected=0; $connection_history.= "<ul>";
                                while(($row = @da_sql_fetch_array($res,$config))){
                                        $connected = "";
                                        $start_conn = date_create($row['acctstarttime']);
                                        $connection_history.="<li>".date_format($start_conn, 'd M Y - H:i:s')." - (";
                                        if ($row['acctstoptime'] == "") {
                                                $connected = $l_connected;
                                                $a_connected = $a_connected +1;
                                        }else{
                                                $connected = secondsToDuration($row['acctsessiontime']);
                                        }
                                        $connection_history.= "$connected)</li>";
                                }
                                $connection_history.="</ul>";
                                if ($a_connected > 1){
                                        $a_connection = $l_a_connection." ".$a_connected." ".$l_a_connection_time; }
                        }
                }
                
                //store in a file user @IP who can join this page.
                $filename='/tmp/current_users.txt';
                //change me avoid duplicate user @IP
                $change_me = 1;

                //check if filename exists
                if(file_exists($filename)){
                        $fichier = fopen($filename, "r");
                        $content = file($filename);

                        //if file is empty, we put user @IP in it.
                        if(empty($content))
                        {
                                file_put_contents($filename, $_SERVER['REMOTE_ADDR']);
                        }
                        else
                        {
                                //if we found duplicate IP, it will not write user @IP in filename (set change_me = 0)
                                foreach($content as $line){
                                        $line = preg_replace('/\s+/', '', $line);
                                        if($line == $_SERVER['REMOTE_ADDR'])
                                        {
                                                $change_me = 0;
                                        }

                                }

                                //if user @IP does not exist, we will write it in filename
                                if($change_me)
                                {
                                        file_put_contents($filename, $_SERVER['REMOTE_ADDR'].PHP_EOL , FILE_APPEND);
                                }
                        }

                }
                else
                {
                        //we create filename and we put user @IP in it.
                        file_put_contents($filename, $_SERVER['REMOTE_ADDR'].PHP_EOL);
                }
                
                
        }
}
?>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html lang="fr">
<!-- written by steweb57 -->
        <head>
                <title>Alcasar - <?php echo $organisme; ?></title>
                <meta http-equiv="Cache-control" content="no-cache">
                <meta http-equiv="Pragma" content="no-cache">
                <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
                <script type="text/javascript" src="./js/ChilliLibrary.js"></script>
                <script type="text/javascript" src="./js/statusControler.js"></script>
                <link type="text/css" href="./css/status.css" rel="stylesheet">
        </head>
        <body>
                <div id="Chilli">
                <div id="locationName"></div>
                <div id="chilliPage">
                <div id="loggedOutPage" class="c1">
                        <table id="disconnectTable">
                                <tr>
                                        <td><img height="150" src="./images/logo-alcasar.png" alt="logo"></td>
                                        <td><p class="text_auth"><?php echo $l_loggedout; ?></p></td>
                                </tr>
                        </table>
                </div>
                <div id="statusPage" class="c1">
                        <table border="0" id="statusTable">
                                <tr>
                                        <td colspan="2">
                                                <table border="0" cellpadding="0" cellspacing="0" width="100%">
                                                        <tr>
                                                                <td valign="top" rowspan="4">
                                                                        <img height="150" src="./images/logo-alcasar.png" alt="logo">
                                                                </td>
                                                                <td class="text_auth_welcom">
                                                                        <?php echo $l_login1; ?>
                                                                </td>
                                                        </tr>
                                                        <tr>
                                                                <td class="text_auth">
                                                                        <?php echo $l_welcome; ?>
                                                                        <br><span id="userName"></span>
                                                                </td>
                                                        </tr>
                                                        <tr>
                                                                <td class="alert">
                                                                        <?php if(isset($a_connection))echo $a_connection; ?>
                                                                </td>
                                                        </tr>
                                                        <tr>
                                                                <td colspan="2" align="center" class="link_logout">
                                                                        <a href="#" onclick="return logoutWithConfirmation('<?php echo $l_logout_question;?>');" class="lien_deco"><?php echo $l_logout; ?></a>
                                                                </td>
                                                        </tr>
                                                </table>
                                        </td>
                                </tr>
<!--tr id="connectRow">
<td id="statusMessageLabel" class="chilliLabel"><strong><?php echo $l_state_label; ?></strong></td>
<td id="statusMessage" class="chilliValue">Connected</td>
</tr-->
<!--tr id="sessionIdRow">
<td id="sessionIdLabel" class="chilliLabel"><strong><?php echo $l_session_id_label; ?></strong></td>
<td id="sessionId" class="chilliValue"><?php echo $l_not_available; ?></td>
</tr-->
                                <tr id="sessionTimeoutRow">
                                        <td id="sessionTimeoutLabel" class="chilliLabel"><?php echo $l_max_session_time_label; ?></td>
                                        <td id="sessionTimeout" class="chilliValue"><?php echo $l_not_available; ?></td>
                                </tr>
                                <tr id="idleTimeoutRow">
                                        <td id="idleTimeoutLabel" class="chilliLabel"><?php echo $l_max_idle_time_label; ?></td>
                                        <td id="idleTimeout" class="chilliValue"><?php echo $l_not_available; ?></td>
                                </tr>
                                <tr id="startTimeRow">
                                        <td id="startTimeLabel" class="chilliLabel"><?php echo $l_start_time_label; ?></td>
                                        <td id="startTime" class="chilliValue"><?php echo $l_not_available; ?></td>
                                </tr>
                                <tr id="sessionTimeRow">
                                        <td id="sessionTimeLabel" class="chilliLabel"><?php echo $l_session_time_label; ?></td>
                                        <td id="sessionTime" class="chilliValue"><?php echo $l_not_available; ?></td>
                                </tr>
                                <tr id="idleTimeRow">
                                        <td id="idleTimeLabel" class="chilliLabel"><?php echo $l_idle_time_label; ?></td>
                                        <td id="idleTime" class="chilliValue"><?php echo $l_not_available; ?></td>
                                </tr>
                                <tr id="inputOctetsRow">
                                        <td id="inputOctetsLabel" class="chilliLabel"><?php echo $l_downloaded_label; ?></td>
                                        <td id="inputOctets" class="chilliValue"><?php echo $l_na; ?></td>
                                </tr>
                                <tr id="outputOctetsRow">
                                        <td id="outputOctetsLabel" class="chilliLabel"><?php echo $l_uploaded_label; ?></td>
                                        <td id="outputOctets" class="chilliValue"><?php echo $l_na; ?></td>
                                </tr>
<!--tr id="originalURLRow">
<td id="originalURLLabel" class="chilliLabel"><?php echo $l_original_url_label; ?></td>
<td id="originalURL" class="chilliValue"><?php echo $l_na; ?></td>
</tr-->
                                <tr>
                                        <td colspan=2 id="conHistoryLabel" class="chilliLabel"><?php echo $l_conn_history; ?></td>
                                </tr>
                                <tr id="conHistoryRow">
                                        <td colspan=2 id="conHistory" class="chilliValue"><?php echo $connection_history; ?></td>
                                </tr>
                        </table>
                </div>
                <div id="waitPage">
                        <table id="waitTable">
                                <tr>
                                        <td><img height="150" src="./images/logo-alcasar.png" alt="logo"></td>
                                        <td><p class="text_auth"><img src="./images/wait.gif" width="16" height="16" class="wait" alt="<?php echo $l_wait; ?>"><?php echo $l_wait; ?></p></td>
                                </tr>
                        </table>
                </div>
                <div id="errorPage">
                        <table id="errorTable">
                                <tr>
                                        <td><img height="150" src="./images/logo-alcasar.png" alt="logo"></td>
                                        <td><span id="errorMessage"><?php echo $l_error; ?></span></td>
                                </tr>
                        </table>
                </div>
                </div>
<!--div id="debugPage" style="display:inline;">
<textarea id="debugarea" rows="20" cols="60">
</textarea>
</div-->
                </div>
        </body>
        
<!-- For no compliant browser with these javascript functions : onbeforeunload and unload, to disconnect users whose close status.php window. Now, we check if user is still connected while he is joinning 'still_connected.php' -->
<iframe id='iframe1' name='iframe1' src='/still_connected.php' frameborder="0" frameborder="0" width='0' height='0'></iframe>
<script>
document.getElementById('iframe1').contentDocument.location.reload(true);
window.setInterval("reloadIFrame();", 170000);
function reloadIFrame() {
        document.getElementById("iframe1").src="/still_connected.php";
}
</script>

</html>