[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) {
            echo 'R_TIME: '.date('c', $time).' L_ACT: '.date('c', $_SESSION['LAST_ACTIVITY']);
            exit;
            session_unset();
            session_destroy();
            self::$_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;

        echo '$this->user: '.$this->user.' $_SESSION[\'user\']: '.$_SESSION['user'];
        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;
                }
            }
        }

        if ($loggedIn == false) {
            echo 'R_TIME: '.date('c', $_SERVER['REQUEST_TIME']).' L_ACT: '.date('c', $_SESSION['LAST_ACTIVITY']);
            exit;
        }
        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) {
c0519296	91	echo 'R_TIME: '.date('c', $time).' L_ACT: '.date('c', $_SESSION['LAST_ACTIVITY']);
2a577047	92	exit;
b95d1cdb MR	93	session_unset();
b95d1cdb MR	94	session_destroy();
b95d1cdb MR	95	self::$_instance->user = null;
b95d1cdb MR	96	self::$_instance->is_admin = false;
a675b383 MR	97	} else {
	98	$_SESSION['LAST_ACTIVITY'] = $time;
	99	}
b95d1cdb MR	100
	101	return self::$_instance;
	102	}
	103
	104	public function logout() {
	105	$_SESSION = array();
	106	if (ini_get('session.use_cookies')) {
	107	$params = session_get_cookie_params();
	108	setcookie(session_name(), '', time() - 42000,
	109	$params['path'], $params['domain'],
	110	$params['secure'], $params['httponly']);
	111	}
	112	session_unset();
	113	session_destroy();
	114	$this->user = null;
	115	$this->is_admin = false;
	116	}
	117
	118	public function isAdmin() {
	119	//file_put_contents('/tmp/login.txt', var_export($this, true));
	120	return $this->is_admin;
	121	}
	122
	123	public function login($user, $pw) {
	124	global $CFG;
	125	$result = false;
	126
	127	unset($_SESSION['user']);
	128	unset($_SESSION['is_admin']);
	129	$this->user = null;
	130	$this->is_admin = false;
	131
	132	$p = explode('@', $user);
	133	if (count($p) != 2) {
	134	$this->loginStatus = 'Bad username';
	135	return false;
	136	}
	137	$domain = $p[1];
	138	$dn = "mail=$user,ou=Users,domainName=$domain,$CFG->ldap_base_dn";
6df4b805 MR	139	$filter = "(&(objectclass=mailUser)(accountStatus=active)(mail=$user))";
	140	$ds = @ldap_connect($CFG->ldap_dsn);
	141	if ($ds) {
b95d1cdb	142	@ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, 3);
6df4b805 MR	143	$r = @ldap_bind($ds, $dn, $pw);
	144	if ($r) {
	145	$sr = @ldap_search($ds, $CFG->ldap_base_dn, $filter, array('mail','domainglobaladmin'));
	146	$info = @ldap_get_entries($ds, $sr); // array
	147	if ($info['count'] > 0) {
b95d1cdb MR	148	$_SESSION['user'] = $user;
	149	$this->user = $user;
	150	$result = true;
	151	$this->loginStatus = 'OK';
	152	$admin = 'NO';
	153	if (isset($info[0]['domainglobaladmin'])) {
	154	$admin = $info[0]['domainglobaladmin'][0];
	155	$admin = strtoupper($admin);
	156	}
	157	$this->is_admin = ($admin == 'YES') ? true : false;
	158	$_SESSION['is_admin'] = $this->is_admin;
6df4b805 MR	159	} else {
	160	$this->loginStatus = 'Login failed';
	161	}
	162	} else {
	163	$this->loginStatus = ldap_error($ds);
	164	}
	165	@ldap_close($ds);
	166	} else {
	167	$this->loginStatus = 'Connect to LDAP server failed';
	168	}
	169
b95d1cdb MR	170	return $result;
	171	}
	172
	173	public function getLoginStatus() {
	174	return $this->loginStatus;
	175	}
	176
	177	public function isLoggedIn() {
	178	global $CFG;
	179	$loggedIn = false;
	180
cd212b17	181	echo '$this->user: '.$this->user.' $_SESSION[\'user\']: '.$_SESSION['user'];
b95d1cdb MR	182	if ($this->user) {
	183	$loggedIn = true;
	184	} else if (isset($_SESSION['user'])) {
	185	$this->user = $_SESSION['user'];
	186	$loggedIn = true;
	187	} else {
	188	if ($CFG->auth_method == 'HTTP_AUTH') {
	189	if (isset($this->server['PHP_AUTH_USER'])) {
	190	$this->user = $this->server['PHP_AUTH_USER'];
	191	$loggedIn = true;
	192	}
	193	}
	194	}
	195
1e354d20	196	if ($loggedIn == false) {
18d80742 MR	197	echo 'R_TIME: '.date('c', $_SERVER['REQUEST_TIME']).' L_ACT: '.date('c', $_SESSION['LAST_ACTIVITY']);
	198	exit;
	199	}
b95d1cdb MR	200	return $loggedIn;
	201	}
	202
	203	public function getUser() {
	204	$this->isLoggedIn();
	205	return $this->user;
	206	}
	207
	208	public function getHeader() {
	209	return $this->header;
	210	}
	211
	212	public function getFooter() {
	213	return $this->footer;
	214	}
	215
	216	public function getHeading() {
	217	return $this->heading;
	218	}
	219
	220	public function setHeading($heading) {
	221	global $CFG;
	222
	223	$timeout = $CFG->session_timeout * 60 * 1000;
	224	$this->heading = str_replace('__TITLE__', $heading, $this->heading);
	225	$this->header = str_replace('__TITLE__', $heading, $this->header);
	226	$this->header = str_replace('__ROOT__', $CFG->wwwroot, $this->header);
	227	$this->header = str_replace('__TIMEOUT__', $timeout, $this->header);
	228	}
	229
	230	public function convertContent($code) {
	231	$table = array(
	232	'V' => 'Virus',
	233	'B' => 'Banned',
	234	'U' => 'Unchecked',
	235	'S' => 'Spam',
	236	'Y' => 'Spammy',
	237	'M' => 'Bad Mime',
	238	'H' => 'Bad Header',
	239	'O' => 'Over sized',
	240	'T' => 'MTA err',
	241	'C' => 'Clean'
	242	);
	243
	244	$string = $table[$code];
	245	if (empty($string))
	246	$string = 'Unknown';
	247
	248	return $string;
	249	}
6df4b805	250
6df4b805	251	}