WebSVN – ALCASAR – Diff – /web/acc/admin/ldap.php


<?php
# $Id: ldap.php 2465 2017-12-17 23:00:14Z richard $
 
/* written by steweb57, Rexy & Tom HOUDAYER */
/****************************************************************
*			GLOBAL FILE PATHS			*
*****************************************************************/
define('CONF_FILE', '/usr/local/etc/alcasar.conf');
 
/****************************************************************
*			FILE reading test			*
*****************************************************************/
$conf_files = array(CONF_FILE);
foreach ($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				*
*****************************************************************/
$file_conf = fopen(CONF_FILE, 'r');
if (!$file_conf) {
	exit('Error opening the file '.CONF_FILE);
}
while (!feof($file_conf)) {
	$buffer = fgets($file_conf, 4096);
	if ((strpos($buffer, '=') !== false) && (substr($buffer, 0, 1) !== '#')) {
		$tmp = explode('=', $buffer, 2);
		$conf[trim($tmp[0])] = trim($tmp[1]);
	}
}
fclose($file_conf);
 
/****************************************************************
*			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 === 'fr') {		// French
	$l_ldap_update			= "Mise à jour des paramètres LDAP effectuée";
	$l_ldap_title			= "Authentification externe : LDAP";
	$l_ldap_legend			= "Authentification LDAP";
	$l_ldap_auth_enable_label	= "Éditer la configuration LDAP:";
	$l_ldap_YES			= "OUI";
	$l_ldap_NO			= "NON";
	$l_ldap_server_label		= "Serveur LDAP:";
	$l_ldap_server_text		= "Adresse IP du serveur";
	$l_ldap_base_dn_label		= "DN de la base:";
	$l_ldap_base_dn_text		= "Le DN (Distinguished Name) définit où se situent les informations des utilisateurs dans l'annuaire.<br> - Exemple LDAP: 'o=mycompany, c=FR'.<br> - Exemple AD 'cn=Users,dc=server_name,dc=localdomain'";
	$l_ldap_uid_label		= "Identifiant d'utilisateur (UID):";
	$l_ldap_uid_text		= "Clé utilisée pour rechercher un identifiant de connexion.<br> - Exemple LDAP: 'uid', 'sn', etc.<br> - Pour A.D. mettre 'sAMAccountName'.";
	$l_ldap_base_filter_label	= "Filtre de recherche des utilisateurs (optionnel):";
	$l_ldap_base_filter_text	= "Vous pouvez limiter les objets recherchés avec des filtres additionnels.<br> Exemple 'objectClass=posixGroup' ajouterait le filtre '(&amp;(uid=username)(objectClass=posixGroup))'";
	$l_ldap_user_label		= "CN de l'utilisateur exploité par ALCASAR:";
	$l_ldap_user_text		= "CN=Common Name. Laissez vide pour utiliser un accès invité (ou anonyme). Obligatoire sur un AD.<br> - Exemple LDAP : 'uid=username,ou=my_lan,o=mycompany,c=FR'.<br> - Exemple AD : 'username' ou 'cn=username,cn=Users,dc=server_name,dc=localdomain'";
	$l_ldap_password_label		= "Mot de passe:";
	$l_ldap_password_text		= "Laissez vide pour un accès invité (ou anonyme). Obligatoire sur un AD.";
	$l_ldap_submit			= "Enregistrer";
	$l_ldap_test_service_failed	= "Service LDAP injoignable sur ce serveur (vérifiez l'@IP).";
	$l_ldap_test_service_ok		= "Un port 389 est actif sur ce serveur";
	$l_ldap_test_connection_failed	= "Connexion LDAP impossible (vérifiez le service LDAP sur ce serveur)";
	$l_ldap_test_connection_ok	= "Une connexion LDAP a été établie";
	$l_ldap_test_bind_failed	= "Echec d'authentification (vérifiez l'utilisateur et le mot de passe)";
	$l_ldap_test_bind_ok		= "L'authentification a réussie";
	$l_ldap_test_dn_failed		= "Le DN de la base semble incorrect (vérifiez le)";
	$l_ldap_test_dn_ok		= "Le DN de la base semble correct";
	$l_ldap_error			= "erreur LDAP";
	$l_ldap_entries			= "entrées dans la base";
	$l_check				= "Vérifier cette configuration";
} else {				// English
	$l_ldap_update			= "LDAP settings updated";
	$l_ldap_title			= "External authentication : LDAP";
	$l_ldap_legend			= "LDAP authentication";
	$l_ldap_auth_enable_label	= "Edit the LDAP configuration :";
	$l_ldap_YES			= "YES";
	$l_ldap_NO			= "NO";
	$l_ldap_server_label		= "LDAP server :";
	$l_ldap_server_text		= "IP address of the LDAP server.";
	$l_ldap_base_dn_label		= "DN of the base:";
	$l_ldap_base_dn_text		= "The DN (Distinguished Name) is used to locate the users information in the directory.<br> e.g. LDAP : 'o=MyCompany,c=US'.<br> e.g. AD : 'cn=Users,dc=server_name,dc=localdomain'";
	$l_ldap_uid_label		= "User IDentifier (UID):";
	$l_ldap_uid_text		= "Key used to search for a given login identity.<br>e.g. 'uid', 'sn', etc.. For AD use 'sAMAccountName'.";
	$l_ldap_base_filter_label	= "User search filter (optional):";
	$l_ldap_base_filter_text	= "You can further limit the searched objects with additional filters.<br> For example 'objectClass=posixGroup' would result in the use of '(&amp;(uid=username)(objectClass=posixGroup))'";
	$l_ldap_user_label		= "CN of the user operated by ALCASAR:";
	$l_ldap_user_text		= "CN=Common Name. Leave blank to use anonymous binding. Mandatory for AD.<br> e.g. LDAP :'uid=Username,ou=my_lan,o=mycompany,c=US'.<br> e.g. AD : 'username' or 'cn=username,cn=Users,dc=server_name,dc=localdomain'";
	$l_ldap_password_label		= "Password:";
	$l_ldap_password_text		= "Leave blank to use anonymous binding. Mandatory for AD.";
	$l_ldap_submit			= "Save";
	$l_ldap_test_service_failed	= "LDAP service is not reachable on that server (check IP)";
	$l_ldap_test_service_ok		= "A port 389 is open on this server";
	$l_ldap_test_connection_failed	= "LDAP connexion failed (check the LDAP service on this server)";
	$l_ldap_test_connection_ok	= "A LDAP connexion is established";
	$l_ldap_test_bind_failed	= "LDAP authentication failed (check the LDAP user and password)";
	$l_ldap_test_bind_ok		= "Successful authentication";
	$l_ldap_test_dn_failed          = "DN of the base seems to be wrong (check it)";
	$l_ldap_test_dn_ok              = "DN of the base seems to be ok";
	$l_ldap_error			= "LDAP error";
	$l_ldap_entries			= "entries in the base";
	$l_check				= "Check this config";
}
 
 
function ldap_checkServerConfig($f_ldap_server, $f_ldap_identity, $f_ldap_password, $f_ldap_basedn, $f_ldap_uid, $f_ldap_port = 389) {
	// Socket to the LDAP port of the server
	if (!$sock = @fsockopen($f_ldap_server, $f_ldap_port, $num, $error, 2)) {
		// no network connection
		return -2;
	}
	fclose($sock);
 
	// if ok, Test LDAP connection
	$ldapconn = ldap_connect($f_ldap_server, $f_ldap_port);
	ldap_set_option($ldapconn, LDAP_OPT_TIMELIMIT, 2);
	if (!$ldapconn) {
		// LDAP connection failed
		return -1;
	}
 
	// if ok, test a ldap-bind with the user used by ALCASAR
	$ldapbind = ldap_bind($ldapconn, $f_ldap_identity, $f_ldap_password);
	if (!$ldapbind) {
		// Test LDAP Version 3
		ldap_set_option($ldapconn, LDAP_OPT_PROTOCOL_VERSION, 3);
		$ldapbind = ldap_bind($ldapconn, $f_ldap_identity, $f_ldap_password);
		if (!$ldapbind) {
			// LDAP Bind failed
			return 0;
		}
	}
 
	// if ok, try to query the directory of users
	$query = $f_ldap_uid."=*";
	$ldap_result = ldap_search($ldapconn, $f_ldap_basedn, $query);
	if (ldap_search($ldapconn, $f_ldap_basedn, $query)) {
		$ldap_users_count = ldap_count_entries($ldapconn, $ldap_result);
		return ($ldap_users_count + 2);
	} else {
		return 1;
	}
	ldap_unbind($ldapconn);
}
 
$messages = '';
 
if (isset($_POST['auth_enable'])) {
	if ($_POST['auth_enable'] === '1') {
		$varErrors = [];
		if (isset($_POST['ldap_server']))      $ldap_server      = $_POST['ldap_server'];      else array_push($varErrors, 'Variable error "ldap_server"');
		if (isset($_POST['ldap_base_dn']))     $ldap_base_dn     = $_POST['ldap_base_dn'];     else array_push($varErrors, 'Variable error "ldap_base_dn"');
		if (isset($_POST['ldap_uid']))         $ldap_uid         = $_POST['ldap_uid'];         else array_push($varErrors, 'Variable error "ldap_uid"');
		if (isset($_POST['ldap_base_filter'])) $ldap_base_filter = $_POST['ldap_base_filter']; else array_push($varErrors, 'Variable error "ldap_base_filter"');
		if (isset($_POST['ldap_user']))        $ldap_user        = $_POST['ldap_user'];        else array_push($varErrors, 'Variable error "ldap_user"');
		if (isset($_POST['ldap_password']))    $ldap_password    = $_POST['ldap_password'];    else array_push($varErrors, 'Variable error "ldap_password"');
 
		// Validation
		if (isset($ldap_server)) {
			if ((!preg_match('/^([0-9]{1,3}\.){3}([0-9]{1,3})$/', $ldap_server)) && (preg_match('/^[a-zA-Z0-9-_.]+$/', $ldap_server))) {
				$ldap_server = gethostbyname($ldap_server);
			}
			if (!preg_match('/^([0-9]{1,3}\.){3}([0-9]{1,3})$/', $ldap_server)) {
				array_push($varErrors, 'Invalid LDAP server IP');
			}
		}
 
		if (!empty($varErrors)) { 
			foreach ($varErrors as $error) {
				$messages .= '<span style="font-weight: bold; color: red;">'.$error.'</span><br>';
			}
		} else {
 
			exec('sed -i '.escapeshellarg("s/^LDAP_SERVER=.*/LDAP_SERVER=$ldap_server/g").' '.CONF_FILE);
			exec('sed -i '.escapeshellarg("s/^LDAP_BASE=.*/LDAP_BASE=$ldap_base_dn/g").' '.CONF_FILE);
			exec('sed -i '.escapeshellarg("s/^LDAP_UID=.*/LDAP_UID=$ldap_uid/g").' '.CONF_FILE);
			exec('sed -i '.escapeshellarg("s/^LDAP_FILTER=.*/LDAP_FILTER=$ldap_base_filter/g").' '.CONF_FILE);
			exec('sed -i '.escapeshellarg("s/^LDAP_USER=.*/LDAP_USER=$ldap_user/g").' '.CONF_FILE);
			exec('sed -i '.escapeshellarg("s/^LDAP_PASSWORD=.*/LDAP_PASSWORD=$ldap_password/g").' '.CONF_FILE);
			exec('sed -i \'s/^LDAP=.*/LDAP=on/g\' '.CONF_FILE);
			exec('sudo /usr/local/bin/alcasar-ldap.sh --on');
			$messages .= '<span style="font-weight: bold; color: green;">'.$l_ldap_update.'</span><br>';
		}
	} else {
		exec('sed -i "s/^LDAP=.*/LDAP=off/g" '.CONF_FILE);
		exec('sudo /usr/local/bin/alcasar-ldap.sh --off');
		$messages .= '<span style="font-weight: bold; color: green;">'.$l_ldap_update.'</span><br>';
	}
 
	// Reload configuration
	$file_conf = fopen(CONF_FILE, 'r');
	if (!$file_conf) {
		exit('Error opening the file '.CONF_FILE);
	}
	while (!feof($file_conf)) {
		$buffer = fgets($file_conf, 4096);
		if ((strpos($buffer, '=') !== false) && (substr($buffer, 0, 1) !== '#')) {
			$tmp = explode('=', $buffer, 2);
			$conf[trim($tmp[0])] = trim($tmp[1]);
		}
	}
	fclose($file_conf);
}
 
// LDAP configuration params
$ldap_status      = ($conf['LDAP'] === 'on');
$ldap_server      = $conf['LDAP_SERVER'];
$ldap_user        = $conf['LDAP_USER'];
$ldap_password    = $conf['LDAP_PASSWORD'];
$ldap_base_dn     = $conf['LDAP_BASE'];
$ldap_uid	  = $conf['LDAP_UID'];
$ldap_base_filter = $conf['LDAP_FILTER'];
 
// TODO : check LDAP PHP extension loaded?
// if (!extension_loaded('ldap')) {
// 	exit();
// }
 
$pos = strpos($ldap_server, '//');
if ($pos !== false) {
	// TODO : useless?
	$new_ldap_server = explode('//', $ldap_server); // pour discriminer le host et le protocole dans la notation "ldap://192.168.182.10" ou "ldaps://monldap.monentreperise.com"
} else {
	$new_ldap_server = $ldap_server;
}
 
// AJAX LDAP configuration checker
if (isset($_GET['conf_check'])) {
	$response = [
		'enable' => $ldap_status
	];
	if ($ldap_status || ($_SERVER['REQUEST_METHOD'] === 'POST')) {
		$varErrors = [];
		if ($_SERVER['REQUEST_METHOD'] === 'POST') {
			if (isset($_POST['ldap_server']))      $ldap_server      = $_POST['ldap_server'];      else array_push($varErrors, 'Variable error "ldap_server"');		// TODO: need to translate
			if (isset($_POST['ldap_base_dn']))     $ldap_base_dn     = $_POST['ldap_base_dn'];     else array_push($varErrors, 'Variable error "ldap_base_dn"');		// TODO: need to translate
			if (isset($_POST['ldap_uid']))         $ldap_uid         = $_POST['ldap_uid'];         else array_push($varErrors, 'Variable error "ldap_uid"');		// TODO: need to translate
			if (isset($_POST['ldap_base_filter'])) $ldap_base_filter = $_POST['ldap_base_filter']; else array_push($varErrors, 'Variable error "ldap_base_filter"');	// TODO: need to translate
			if (isset($_POST['ldap_user']))        $ldap_user        = $_POST['ldap_user'];        else array_push($varErrors, 'Variable error "ldap_user"');		// TODO: need to translate
			if (isset($_POST['ldap_password']))    $ldap_password    = $_POST['ldap_password'];    else array_push($varErrors, 'Variable error "ldap_password"');		// TODO: need to translate
		}
 
		// Validation
		if (isset($ldap_server)) {
			if ((!preg_match('/^([0-9]{1,3}\.){3}([0-9]{1,3})$/', $ldap_server)) && (preg_match('/^[a-zA-Z0-9-_.]+$/', $ldap_server))) {
				$ldap_server = gethostbyname($ldap_server);
			}
			if (!preg_match('/^([0-9]{1,3}\.){3}([0-9]{1,3})$/', $ldap_server)) {
				array_push($varErrors, 'Invalid LDAP server IP');	// TODO: need to translate
			}
		}
 
		if (!empty($varErrors)) {
			$response['errors'] = $varErrors;
		} else {
			$response['result'] = ldap_checkServerConfig($ldap_server, $ldap_user, $ldap_password, $ldap_base_dn, $ldap_uid);
		}
	}
 
	header('Content-Type: application/json');
	echo json_encode($response);
	exit();
}
 
?>
<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title><?= $l_ldap_title ?></title>
	<link type="text/css" href="/css/style.css" rel="stylesheet">
	<link type="text/css" href="/css/acc.css" rel="stylesheet">
	<link type="text/css" href="/css/ldap.css" rel="stylesheet">
	<script>
	function onLdapStatusChange() {
		var listToDisables = ['ldap_server', 'ldap_dn', 'ldap_uid', 'ldap_base_filter', 'ldap_user', 'ldap_password'];
		var formSubmit = document.querySelector('form input[type="submit"]');
		var btn_checkConf = document.getElementById('btn-checkconf');
		var isChecked = false;
 
		if (document.getElementById('auth_enable').value === '1') {
			for (var i=0; i<listToDisables.length; i++) {
				document.getElementById(listToDisables[i]).style.backgroundColor = '#ffffff';
				document.getElementById(listToDisables[i]).disabled = false;
			}
			formSubmit.style.display = 'none';
			btn_checkConf.style.display = null;
		} else {
			for (var i=0; i<listToDisables.length; i++) {
				document.getElementById(listToDisables[i]).style.backgroundColor = '#c0c0c0';
				document.getElementById(listToDisables[i]).disabled = true;
			}
			formSubmit.style.display = null;
			btn_checkConf.style.display = 'none';
		}
	}
 
	function checkConfig() {
		var messagesElem = document.querySelector('fieldset > legend > div');
		var formSubmit   = document.querySelector('form input[type="submit"]');
		var btn_checkConf = document.getElementById('btn-checkconf');
 
		var ldap_config = {
			ldap_status:     (document.getElementById('auth_enable').value === '1'),
			ldap_server:      document.getElementById('ldap_server').value,
			ldap_user:        document.getElementById('ldap_user').value,
			ldap_password:    document.getElementById('ldap_password').value,
			ldap_base_dn:     document.getElementById('ldap_dn').value,
			ldap_uid:         document.getElementById('ldap_uid').value,
			ldap_base_filter: document.getElementById('ldap_base_filter').value
		};
 
		// Format HTTP POST data
		var post_data = Object.keys(ldap_config).map( function (k) { return encodeURIComponent(k) + '=' + encodeURIComponent(ldap_config[k]) } ).join('&');
 
		messagesElem.innerHTML = '<?= 'Checking configuration...' /* TODO: need to translate */ ?>';
 
		var xhr = new XMLHttpRequest();
		xhr.onreadystatechange = function() {
			if (this.readyState == 4) {
				if (this.status == 200) {
					var data = JSON.parse(this.responseText);
 
					var messages = '';
 
					if (typeof data.result !== 'undefined') {
						if (data.result === -2) {
							messages += "<span style=\"color: red\"><?= $l_ldap_test_service_failed ?></span>";
						} else {
							messages += "<span style=\"color: green\"><?= $l_ldap_test_service_ok ?></span>";
							if (data.result === -1) {
								messages += "<br><span style=\"color: red\"><?= $l_ldap_test_connection_failed ?></span>";
							} else {
								messages += "<br><span style=\"color: green\"><?= $l_ldap_test_connection_ok ?></span>";
								if (data.result === 0) {
									messages += "<br><span style=\"color: red\"><?= $l_ldap_test_bind_failed ?></span>";
								} else {
									messages += "<br><span style=\"color: green\"><?= $l_ldap_test_bind_ok ?></span>";
									if (data.result === 1) {
										messages += "<br><span style=\"color: red\"><?= $l_ldap_test_dn_failed ?></span>";
									} else {
										messages += "<br><span style=\"color: green\"><?= $l_ldap_test_dn_ok ?> (" + (data.result - 2) + " <?= $l_ldap_entries?>)</span>";
									}
								}
							}
						}
					}
 
					if (data.result > 1) {
						formSubmit.style.display = null;
						btn_checkConf.style.display = 'none';
					} else {
						formSubmit.style.display = 'none';
						btn_checkConf.style.display = null;
					}
 
					if (typeof data.errors !== 'undefined') {
						messages = '<span style=\"color: red\">' + data.errors.join('</span><br><span style=\"color: red\">') + '</span><br>';
					}
 
					messagesElem.innerHTML = messages;
				} else {
					messagesElem.innerHTML = 'server error';
				}
			}
		};
		xhr.open('POST', 'ldap.php?conf_check', true);
		xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		xhr.send(post_data);
	}
	</script>
</head>
<body onLoad="onLdapStatusChange();">
	<div class="panel">
		<div class="panel-header"><?= $l_ldap_legend ?></div>
		<div class="panel-body">
			<form name="config_ldap" method="POST" action="<?= htmlspecialchars($_SERVER['PHP_SELF']) ?>">
				<fieldset>
					<legend>
						<br>
						<div style="text-align: center">
							<?php if ($messages): ?>
								<?= $messages ?>
							<?php endif; ?>
						</div>
					</legend>
					<dl>
						<dt>
							<label for="auth_enable"><?= $l_ldap_auth_enable_label ?></label>
						</dt>
						<dd>
							<select id="auth_enable" name="auth_enable" onchange="onLdapStatusChange();">
								<option value="1"<?= ($ldap_status)  ? ' selected="selected"' : '' ?>><?= $l_ldap_YES ?></option>
								<option value="0"<?= (!$ldap_status) ? ' selected="selected"' : '' ?>><?= $l_ldap_NO ?></option>
							</select>
						</dd>
					</dl>
					<dl>
						<dt>
							<label for="ldap_server"><?= $l_ldap_server_label ?></label><br>
							<?= $l_ldap_server_text ?>
						</dt>
						<dd>
							<input id="ldap_server" size="40" name="ldap_server" value="<?= htmlspecialchars($ldap_server) ?>" oninput="onLdapStatusChange();">
						</dd>
					</dl>
					<dl>
						<dt>
							<label for="ldap_dn"><?= $l_ldap_base_dn_label ?></label><br>
							<?= $l_ldap_base_dn_text ?>
						</dt>
						<dd>
							<input id="ldap_dn" size="40" name="ldap_base_dn" value="<?= htmlspecialchars($ldap_base_dn) ?>" oninput="onLdapStatusChange();">
						</dd>
					</dl>
					<dl>
						<dt>
							<label for="ldap_uid"><?= $l_ldap_uid_label ?></label><br>
							<?= $l_ldap_uid_text ?>
						</dt>
						<dd>
							<input id="ldap_uid" size="40" name="ldap_uid" value="<?= htmlspecialchars($ldap_uid) ?>" oninput="onLdapStatusChange();">
						</dd>
					</dl>
					<dl>
						<dt>
							<label for="ldap_base_filter"><?= $l_ldap_base_filter_label ?></label><br>
							<?= $l_ldap_base_filter_text ?>
						</dt>
						<dd>
							<input id="ldap_base_filter" size="40" name="ldap_base_filter" value="<?= htmlspecialchars($ldap_base_filter) ?>" oninput="onLdapStatusChange();">
						</dd>
					</dl>
					<dl>
						<dt>
							<label for="ldap_user"><?= $l_ldap_user_label ?></label><br>
							<?= $l_ldap_user_text ?>
						</dt>
						<dd>
							<input id="ldap_user" size="40" name="ldap_user" value="<?= htmlspecialchars($ldap_user) ?>" oninput="onLdapStatusChange();">
						</dd>
					</dl>
					<dl>
						<dt>
							<label for="ldap_password"><?= $l_ldap_password_label ?></label><br>
							<?= $l_ldap_password_text ?>
						</dt>
						<dd>
							<input id="ldap_password" type="password" size="40" name="ldap_password" value="<?= htmlspecialchars($ldap_password) ?>" oninput="onLdapStatusChange();">
						</dd>
					</dl>
					<p>
						<button id="btn-checkconf" onclick="checkConfig(); return false;"><?= $l_check ?></button>
						<input id="submit" type="submit" value="<?= $l_ldap_submit ?>" name="submit" title="<?= 'You need to check before submit'  /* TODO: need to translate */ ?>">
					</p>
				</fieldset>
			</form>
		</div>
	</div>
</body>
</html>
 

Subversion Repositories ALCASAR

(root)/web/acc/admin/ldap.php @ 2731 – Rev 2462 → 2465

Rev 2462		Rev 2465
1	`<?php`	1	`<?php`
2	`# $Id: ldap.php 2462 2017-12-15 14:26:24Z tom.houdayer $`	2	`# $Id: ldap.php 2465 2017-12-17 23:00:14Z richard $`
3		3
4	`/* written by steweb57, Rexy & Tom HOUDAYER */`	4	`/* written by steweb57, Rexy & Tom HOUDAYER */`
5	`/****************************************************************`	5	`/****************************************************************`
6	`* GLOBAL FILE PATHS *`	6	`* GLOBAL FILE PATHS *`
7	`*****************************************************************/`	7	`*****************************************************************/`
8	`define('CONF_FILE', '/usr/local/etc/alcasar.conf');`	8	`define('CONF_FILE', '/usr/local/etc/alcasar.conf');`
9		9
10	`/****************************************************************`	10	`/****************************************************************`
11	`* FILE reading test *`	11	`* FILE reading test *`
12	`*****************************************************************/`	12	`*****************************************************************/`
13	`$conf_files = array(CONF_FILE);`	13	`$conf_files = array(CONF_FILE);`
14	`foreach ($conf_files as $file) {`	14	`foreach ($conf_files as $file) {`
15	`if (!file_exists($file)) {`	15	`if (!file_exists($file)) {`
16	`exit("Fichier $file non présent");`	16	`exit("Fichier $file non présent");`
17	`}`	17	`}`
18	`if (!is_readable($file)) {`	18	`if (!is_readable($file)) {`
19	`exit("Vous n'avez pas les droits de lecture sur le fichier $file");`	19	`exit("Vous n'avez pas les droits de lecture sur le fichier $file");`
20	`}`	20	`}`
21	`}`	21	`}`
22		22
23	`/****************************************************************`	23	`/****************************************************************`
24	`* Read CONF_FILE *`	24	`* Read CONF_FILE *`
25	`*****************************************************************/`	25	`*****************************************************************/`
26	`$file_conf = fopen(CONF_FILE, 'r');`	26	`$file_conf = fopen(CONF_FILE, 'r');`
27	`if (!$file_conf) {`	27	`if (!$file_conf) {`
28	`exit('Error opening the file '.CONF_FILE);`	28	`exit('Error opening the file '.CONF_FILE);`
29	`}`	29	`}`
30	`while (!feof($file_conf)) {`	30	`while (!feof($file_conf)) {`
31	`$buffer = fgets($file_conf, 4096);`	31	`$buffer = fgets($file_conf, 4096);`
32	`if ((strpos($buffer, '=') !== false) && (substr($buffer, 0, 1) !== '#')) {`	32	`if ((strpos($buffer, '=') !== false) && (substr($buffer, 0, 1) !== '#')) {`
33	`$tmp = explode('=', $buffer, 2);`	33	`$tmp = explode('=', $buffer, 2);`
34	`$conf[trim($tmp[0])] = trim($tmp[1]);`	34	`$conf[trim($tmp[0])] = trim($tmp[1]);`
35	`}`	35	`}`
36	`}`	36	`}`
37	`fclose($file_conf);`	37	`fclose($file_conf);`
38		38
39	`/****************************************************************`	39	`/****************************************************************`
40	`* Choice of language *`	40	`* Choice of language *`