[qtadmin.git] / lib / utils.inc.php

<?php
/* vim: set ts=4 tw=0 sw=4 noet: */
require_once $CFG->root .'config.php';

class Utils {

    private static $_instance = null;
    private $server;
    private $user;
    private $is_admin;
    private $loginStatus;
    private $timeout;
    private $header = '<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <link rel="stylesheet" href="css/styles.css">
    <script>
        var timeout = __TIMEOUT__;
    </script>
    <script src="__ROOT__js/timer.js"></script>
    <script src="__ROOT__js/checkbox.js"></script>
    <title>__TITLE__</title>
</head>
<body>';
    private $footer = '<p class="footer">Powered by <a href="https://qtadmin.datanom.net"
            title="Goto QtAdmin homepage">QtAdmin</a>. &copy; 2015 by Michael Rasmussen</p></body></html>';
    private $heading = '<p id="time" class="time">Session timeout:
            <span id="timer"></span></p><h1 class="h1">__TITLE__</h1>';

    private function __construct() {
        global $CFG;

        $this->server = $_SERVER;

        $this->user = null;
        $this->is_admin = false;
        $this->loginStatus = 'Not logged in';

        $this->startSession();

        if (isset($_SESSION['user'])) {
            $this->user = $_SESSION['user'];
            $this->loginStatus = 'OK';
            $this->is_admin = $_SESSION['is_admin'];
        } else {
            if ($CFG->auth_method == 'HTTP_AUTH') {
                if (isset($this->server['PHP_AUTH_USER'])) {
                    $this->user = $this->server['PHP_AUTH_USER'];
                    $this->loginStatus = 'OK';
                    if ($CFG->admin_user == $this->user)
                        $this->is_admin = true;
                }
            }
        }
        $_SESSION['user'] = $this->user;
        $_SESSION['is_admin'] = $this->is_admin;
    }

    private function __clone() {}

    private function startSession() {
        global $CFG;

        if (isset($CFG->session_timeout)) {
            $this->timeout = $CFG->session_timeout * 60;
        } else {
            $this->timeout = 20 * 60;
        }

        if (ini_get('session.gc_maxlifetime') != $this->timeout)
            ini_set('session.gc_maxlifetime', $this->timeout);
        if (ini_get('session.cookie_lifetime') != $this->timeout)
            ini_set('session.cookie_lifetime', $this->timeout);

        session_start();

        //echo ini_get('session.gc_maxlifetime').':'.ini_get('session.cookie_lifetime');
    }

    public static function getInstance() {
        global $CFG;

        if (!is_object(self::$_instance)) {
            self::$_instance = new Utils();
        }

        $time = $_SERVER['REQUEST_TIME'];
        if (isset($_SESSION['LAST_ACTIVITY']) &&
                ($time - $_SESSION['LAST_ACTIVITY']) >= self::$_instance->timeout) {
            session_unset();
            session_destroy();
            self::$_instance->user = null;
            self::$_instance->is_admin = false;
        } else {
            $_SESSION['LAST_ACTIVITY'] = $time;
        }

        return self::$_instance;
    }

    public function logout() {
        $_SESSION = array();
        if (ini_get('session.use_cookies')) {
            $params = session_get_cookie_params();
            setcookie(session_name(), '', time() - 42000,
                $params['path'], $params['domain'],
                $params['secure'], $params['httponly']);
        }
        session_unset();
        session_destroy();
        $this->user = null;
        $this->is_admin = false;
    }

    public function isAdmin() {
        //file_put_contents('/tmp/login.txt', var_export($this, true));
        return $this->is_admin;
    }

    public function login($user, $pw) {
        global $CFG;
        $result = false;

        unset($_SESSION['user']);
        unset($_SESSION['is_admin']);
        $this->user = null;
        $this->is_admin = false;

        $p = explode('@', $user);
        if (count($p) != 2) {
            $this->loginStatus = 'Bad username';
            return false;
        }
        $domain = $p[1];
        $dn = "mail=$user,ou=Users,domainName=$domain,$CFG->ldap_base_dn";
        $filter = "(&(objectclass=mailUser)(accountStatus=active)(mail=$user))";
        $ds = @ldap_connect($CFG->ldap_dsn);
        if ($ds) {
            @ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, 3);
            $r = @ldap_bind($ds, $dn, $pw);
            if ($r) {
                $sr = @ldap_search($ds, $CFG->ldap_base_dn, $filter, array('mail','domainglobaladmin'));
                $info = @ldap_get_entries($ds, $sr); // array
                if ($info['count'] > 0) {
                    $_SESSION['user'] = $user;
                    $this->user = $user;
                    $result = true;
                    $this->loginStatus = 'OK';
                    $admin = 'NO';
                    if (isset($info[0]['domainglobaladmin'])) {
                        $admin = $info[0]['domainglobaladmin'][0];
                        $admin = strtoupper($admin);
                    }
                    $this->is_admin = ($admin == 'YES') ? true : false;
                    $_SESSION['is_admin'] = $this->is_admin;
                } else {
                    $this->loginStatus = 'Login failed';
                }
            } else {
                $this->loginStatus = ldap_error($ds);
            }
            @ldap_close($ds);
        } else {
            $this->loginStatus = 'Connect to LDAP server failed';
        }

        return $result;
    }

    public function getLoginStatus() {
        return $this->loginStatus;
    }

    public function isLoggedIn() {
        global $CFG;
        $loggedIn = false;

        if ($this->user) {
            $loggedIn = true;
        } else if (isset($_SESSION['user'])) {
            $this->user = $_SESSION['user'];
            $loggedIn = true;
        } else {
            if ($CFG->auth_method == 'HTTP_AUTH') {
                if (isset($this->server['PHP_AUTH_USER'])) {
                    $this->user = $this->server['PHP_AUTH_USER'];
                    $loggedIn = true;
                }
            }
        }

        return $loggedIn;
    }

    public function getUser() {
        $this->isLoggedIn();
        return $this->user;
    }

    public function getHeader() {
        return $this->header;
    }

    public function getFooter() {
        return $this->footer;
    }

    public function getHeading() {
        return $this->heading;
    }

    public function setHeading($heading) {
        global $CFG;

        $timeout = $CFG->session_timeout * 60 * 1000;
        $this->heading = str_replace('__TITLE__', $heading, $this->heading);
        $this->header = str_replace('__TITLE__', $heading, $this->header);
        $this->header = str_replace('__ROOT__', $CFG->wwwroot, $this->header);
        $this->header = str_replace('__TIMEOUT__', $timeout, $this->header);
    }

    public function convertContent($code) {
        $table = array(
            'V' => 'Virus',
            'B' => 'Banned',
            'U' => 'Unchecked',
            'S' => 'Spam',
            'Y' => 'Spammy',
            'M' => 'Bad Mime',
            'H' => 'Bad Header',
            'O' => 'Over sized',
            'T' => 'MTA err',
            'C' => 'Clean'
        );

        $string = $table[$code];
        if (empty($string))
            $string = 'Unknown';

        return $string;
    }

}
Commit	Line	Data
6df4b805 MR	1	<?php
	2	/* vim: set ts=4 tw=0 sw=4 noet: */
	3	require_once $CFG->root .'config.php';
	4
	5	class Utils {
	6
b95d1cdb MR	7	private static $_instance = null;
	8	private $server;
	9	private $user;
	10	private $is_admin;
	11	private $loginStatus;
7d9c7fe2	12	private $timeout;
b95d1cdb	13	private $header = '<!DOCTYPE html>
6df4b805 MR	14	<html>
6df4b805 MR	15	<head>
b95d1cdb MR	16	<meta charset="utf-8">
	17	<link rel="stylesheet" href="css/styles.css">
	18	<script>
	19	var timeout = __TIMEOUT__;
	20	</script>
	21	<script src="__ROOT__js/timer.js"></script>
5c7b972e	22	<script src="__ROOT__js/checkbox.js"></script>
b95d1cdb	23	<title>__TITLE__</title>
6df4b805 MR	24	</head>
6df4b805 MR	25	<body>';
bb06f172	26	private $footer = '<p class="footer">Powered by <a href="https://qtadmin.datanom.net"
b706c65f	27	title="Goto QtAdmin homepage">QtAdmin</a>. © 2015 by Michael Rasmussen</p></body></html>';
b95d1cdb MR	28	private $heading = '<p id="time" class="time">Session timeout:
	29	<span id="timer"></span></p><h1 class="h1">__TITLE__</h1>';
	30
	31	private function __construct() {
	32	global $CFG;
	33
	34	$this->server = $_SERVER;
b95d1cdb MR	35
	36	$this->user = null;
	37	$this->is_admin = false;
	38	$this->loginStatus = 'Not logged in';
	39
a675b383 MR	40	$this->startSession();
a675b383 MR	41
b95d1cdb MR	42	if (isset($_SESSION['user'])) {
	43	$this->user = $_SESSION['user'];
	44	$this->loginStatus = 'OK';
	45	$this->is_admin = $_SESSION['is_admin'];
	46	} else {
	47	if ($CFG->auth_method == 'HTTP_AUTH') {
	48	if (isset($this->server['PHP_AUTH_USER'])) {
	49	$this->user = $this->server['PHP_AUTH_USER'];
	50	$this->loginStatus = 'OK';
	51	if ($CFG->admin_user == $this->user)
	52	$this->is_admin = true;
	53	}
	54	}
	55	}
	56	$_SESSION['user'] = $this->user;
	57	$_SESSION['is_admin'] = $this->is_admin;
	58	}
	59
	60	private function __clone() {}
	61
a675b383	62	private function startSession() {
b95d1cdb MR	63	global $CFG;
b95d1cdb MR	64
b95d1cdb	65	if (isset($CFG->session_timeout)) {
7d9c7fe2	66	$this->timeout = $CFG->session_timeout * 60;
b95d1cdb	67	} else {
7d9c7fe2	68	$this->timeout = 20 * 60;
b95d1cdb MR	69	}
b95d1cdb MR	70
7d9c7fe2 MR	71	if (ini_get('session.gc_maxlifetime') != $this->timeout)
	72	ini_set('session.gc_maxlifetime', $this->timeout);
	73	if (ini_get('session.cookie_lifetime') != $this->timeout)
	74	ini_set('session.cookie_lifetime', $this->timeout);
a675b383 MR	75
	76	session_start();
	77
7d9c7fe2 MR	78	//echo ini_get('session.gc_maxlifetime').':'.ini_get('session.cookie_lifetime');
	79	}
	80
	81	public static function getInstance() {
	82	global $CFG;
	83
	84	if (!is_object(self::$_instance)) {
	85	self::$_instance = new Utils();
	86	}
	87
b95d1cdb	88	$time = $_SERVER['REQUEST_TIME'];
7d9c7fe2 MR	89	if (isset($_SESSION['LAST_ACTIVITY']) &&
7d9c7fe2 MR	90	($time - $_SESSION['LAST_ACTIVITY']) >= self::$_instance->timeout) {
b95d1cdb MR	91	session_unset();
b95d1cdb MR	92	session_destroy();
b95d1cdb MR	93	self::$_instance->user = null;
b95d1cdb MR	94	self::$_instance->is_admin = false;
a675b383 MR	95	} else {
	96	$_SESSION['LAST_ACTIVITY'] = $time;
	97	}
b95d1cdb MR	98
	99	return self::$_instance;
	100	}
	101
	102	public function logout() {
	103	$_SESSION = array();
	104	if (ini_get('session.use_cookies')) {
	105	$params = session_get_cookie_params();
	106	setcookie(session_name(), '', time() - 42000,
	107	$params['path'], $params['domain'],
	108	$params['secure'], $params['httponly']);
	109	}
	110	session_unset();
	111	session_destroy();
	112	$this->user = null;
	113	$this->is_admin = false;
	114	}
	115
	116	public function isAdmin() {
	117	//file_put_contents('/tmp/login.txt', var_export($this, true));
	118	return $this->is_admin;
	119	}
	120
	121	public function login($user, $pw) {
	122	global $CFG;
	123	$result = false;
	124
	125	unset($_SESSION['user']);
	126	unset($_SESSION['is_admin']);
	127	$this->user = null;
	128	$this->is_admin = false;
	129
	130	$p = explode('@', $user);
	131	if (count($p) != 2) {
	132	$this->loginStatus = 'Bad username';
	133	return false;
	134	}
	135	$domain = $p[1];
	136	$dn = "mail=$user,ou=Users,domainName=$domain,$CFG->ldap_base_dn";
6df4b805 MR	137	$filter = "(&(objectclass=mailUser)(accountStatus=active)(mail=$user))";
	138	$ds = @ldap_connect($CFG->ldap_dsn);
	139	if ($ds) {
b95d1cdb	140	@ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, 3);
6df4b805 MR	141	$r = @ldap_bind($ds, $dn, $pw);
	142	if ($r) {
	143	$sr = @ldap_search($ds, $CFG->ldap_base_dn, $filter, array('mail','domainglobaladmin'));
	144	$info = @ldap_get_entries($ds, $sr); // array
	145	if ($info['count'] > 0) {
b95d1cdb MR	146	$_SESSION['user'] = $user;
	147	$this->user = $user;
	148	$result = true;
	149	$this->loginStatus = 'OK';
	150	$admin = 'NO';
	151	if (isset($info[0]['domainglobaladmin'])) {
	152	$admin = $info[0]['domainglobaladmin'][0];
	153	$admin = strtoupper($admin);
	154	}
	155	$this->is_admin = ($admin == 'YES') ? true : false;
	156	$_SESSION['is_admin'] = $this->is_admin;
6df4b805 MR	157	} else {
	158	$this->loginStatus = 'Login failed';
	159	}
	160	} else {
	161	$this->loginStatus = ldap_error($ds);
	162	}
	163	@ldap_close($ds);
	164	} else {
	165	$this->loginStatus = 'Connect to LDAP server failed';
	166	}
	167
b95d1cdb MR	168	return $result;
	169	}
	170
	171	public function getLoginStatus() {
	172	return $this->loginStatus;
	173	}
	174
	175	public function isLoggedIn() {
	176	global $CFG;
	177	$loggedIn = false;
	178
	179	if ($this->user) {
	180	$loggedIn = true;
	181	} else if (isset($_SESSION['user'])) {
	182	$this->user = $_SESSION['user'];
	183	$loggedIn = true;
	184	} else {
	185	if ($CFG->auth_method == 'HTTP_AUTH') {
	186	if (isset($this->server['PHP_AUTH_USER'])) {
	187	$this->user = $this->server['PHP_AUTH_USER'];
	188	$loggedIn = true;
	189	}
	190	}
	191	}
	192
	193	return $loggedIn;
	194	}
	195
	196	public function getUser() {
	197	$this->isLoggedIn();
	198	return $this->user;
	199	}
	200
	201	public function getHeader() {
	202	return $this->header;
	203	}
	204
	205	public function getFooter() {
	206	return $this->footer;
	207	}
	208
	209	public function getHeading() {
	210	return $this->heading;
	211	}
	212
	213	public function setHeading($heading) {
	214	global $CFG;
	215
	216	$timeout = $CFG->session_timeout * 60 * 1000;
	217	$this->heading = str_replace('__TITLE__', $heading, $this->heading);
	218	$this->header = str_replace('__TITLE__', $heading, $this->header);
	219	$this->header = str_replace('__ROOT__', $CFG->wwwroot, $this->header);
	220	$this->header = str_replace('__TIMEOUT__', $timeout, $this->header);
	221	}
	222
	223	public function convertContent($code) {
	224	$table = array(
	225	'V' => 'Virus',
	226	'B' => 'Banned',
	227	'U' => 'Unchecked',
	228	'S' => 'Spam',
	229	'Y' => 'Spammy',
	230	'M' => 'Bad Mime',
	231	'H' => 'Bad Header',
232	'O' => 'Over sized',
233	'T' => 'MTA err',
234	'C' => 'Clean'
235	);
236
237	$string = $table[$code];
238	if (empty($string))
239	$string = 'Unknown';
240
241	return $string;
242	}
6df4b805	243
6df4b805	244	}