[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 $timeout = false;
    private $settings;
    private $log_level;
    private $log_method;
    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>';

    public function __construct() {
        global $CFG;

        if (isset($CFG->log_level)) {
            $this->log_level = $CFG->log_level;
        } else {
            $this->log_level = 1;
        }

        if (isset($CFG->log_method)) {
            $this->log_method = $CFG->log_method;
        } else {
            $this->log_level = 'syslog';
        }

        $this->log("Init Utils", 4);

        $this->startSession();

        if (! isset($_SESSION['settings'])) {
            $this->initSettings();
        }
        $this->settings = $_SESSION['settings'];

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

    private function log($message, $level = 1) {
        global $CFG;

        if ($level > $this->log_level)
            return;

        $time = date('c');

        $priority = LOG_INFO;
        switch ($level) {
            case 1: $priority = LOG_ERR; break;
            case 2: $priority = LOG_WARNING; break;
            case 3: $priority = LOG_INFO; break;
            case 4: $priority = LOG_DEBUG; break;
        }

        switch ($this->log_method) {
            case 'file':
            case 'stderr':
            case 'syslog':
                syslog($priority, $message);
                break;
        }
    }

    private function initSettings() {
        $this->log("InitSettings", 4);

        if ('' == session_id()) {
            $this->startSession();
        }

        if (false !== $this->timeout) {
            $timeout = $this->timeout;
        } else {
            $timeout = 0;
        }

        $this->settings = array(
            'server' => $_SERVER,
            'user' => null,
            'admin' => false,
            'loginStatus' => 'Not logged in',
            'timeout' => $timeout
        );

        $_SESSION['settings'] = $this->settings;
    }

    private function startSession() {
        global $CFG;

        $this->log("startSession", 4);

        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();
    }

    private function checkSession() {
        global $CFG;

        $this->log("checkSession", 4);

        if ('' == session_id()) {
            $this->startSession();
        }

        $time = $_SERVER['REQUEST_TIME'];
        if (isset($_SESSION['LAST_ACTIVITY']) &&
                ($time - $_SESSION['LAST_ACTIVITY']) >= $this->settings['timeout']) {
            echo 'R_TIME: '.date('c', $time).' L_ACT: '.date('c', $_SESSION['LAST_ACTIVITY']);
            $this->logout();
        } else {
            $_SESSION['LAST_ACTIVITY'] = $time;
        }
    }

    public function logout() {
        $this->log("logout", 4);

        if (ini_get('session.use_cookies')) {
            $params = session_get_cookie_params();
            setcookie(session_name(), '', time() - 42000,
                $params['path'], $params['domain'],
                $params['secure'], $params['httponly']);
        }

        if ('' != session_id()) {
            $_SESSION = array();
            session_unset();
            session_destroy();
        }
        $this->settings = array();
    }

    public function isAdmin() {
        $admin = false;

        $this->log("isAdmin", 4);

        if (isset($this->settings['admin'])) {
            $admin = $this->settings['admin'];
        }

        return $admin;
    }

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

        $this->log("login", 4);

        if ('' == session_id()) {
            $this->startSession();
        }

        $this->settings['user'] = null;
        $this->settings['admin'] = false;

        $p = explode('@', $user);
        if (count($p) != 2) {
           $this->settings['loginStatus'] = 'Bad username';
        } else {
            $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) {
                        $this->settings['user'] = $user;
                        $result = true;
                        $this->settings['loginStatus'] = 'OK';
                        $admin = 'NO';
                        if (isset($info[0]['domainglobaladmin'])) {
                            $admin = $info[0]['domainglobaladmin'][0];
                            $admin = strtoupper($admin);
                        }
                        $this->settings['admin'] = ($admin == 'YES') ? true : false;
                    } else {
                        $this->settings['loginStatus'] = 'Login failed';
                    }
                } else {
                    $this->settings['loginStatus'] = ldap_error($ds);
                }
                @ldap_close($ds);
            } else {
                $this->settings['loginStatus'] = 'Connect to LDAP server failed';
            }
        }

        $_SESSION['settings'] = $this->settings;

        return $result;
    }

    public function getLoginStatus() {
        $status = 'Not logged in';

        $this->log("getLoginStatus", 4);

        if (isset($this->settings['loginStatus'])) {
            $status = $this->settings['loginStatus'];
        }

        return $status;
    }

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

        $this->log("isLoggedIn[1]\n".var_export($this->settings, true), 3);

        if ('' == session_id()) {
            $this->startSession();
        }

        $this->log("isLoggedIn[2]\n".var_export($this->settings, true), 3);
        $this->checkSession();
        $this->log("isLoggedIn[3]\n".var_export($this->settings, true), 3);

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

        if ($loggedIn == false) {
            echo '$this->settings: '.var_export($this->settings, true);
            echo 'R_TIME: '.date('c', $_SERVER['REQUEST_TIME']).' L_ACT: '.date('c', $_SESSION['LAST_ACTIVITY']);
            //exit;
        }

        $_SESSION['settings'] = $this->settings;

        return $loggedIn;
    }

    public function getUser() {
        $user = null;

        $this->log("getUser", 4);

        if ($this->isLoggedIn()) {
            $user = $this->settings['user'];
        }

        return $user;
    }

    public function getHeader() {
        $this->log("getHeader", 4);

        return $this->header;
    }

    public function getFooter() {
        $this->log("getFooter", 4);

        return $this->footer;
    }

    public function getHeading() {
        $this->log("getHeading", 4);

        return $this->heading;
    }

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

        $this->log("setHeading", 4);

        $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) {
        $this->log("convertContent", 4);

        $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
3056d117 MR	5	class Utils {
3056d117 MR	6
2b6294e9	7	private $timeout = false;
3056d117	8	private $settings;
01cc21cf MR	9	private $log_level;
01cc21cf MR	10	private $log_method;
b95d1cdb	11	private $header = '<!DOCTYPE html>
6df4b805 MR	12	<html>
6df4b805 MR	13	<head>
b95d1cdb MR	14	<meta charset="utf-8">
	15	<link rel="stylesheet" href="css/styles.css">
	16	<script>
	17	var timeout = __TIMEOUT__;
	18	</script>
	19	<script src="__ROOT__js/timer.js"></script>
5c7b972e	20	<script src="__ROOT__js/checkbox.js"></script>
b95d1cdb	21	<title>__TITLE__</title>
6df4b805 MR	22	</head>
6df4b805 MR	23	<body>';
bb06f172	24	private $footer = '<p class="footer">Powered by <a href="https://qtadmin.datanom.net"
b706c65f	25	title="Goto QtAdmin homepage">QtAdmin</a>. © 2015 by Michael Rasmussen</p></body></html>';
b95d1cdb MR	26	private $heading = '<p id="time" class="time">Session timeout:
	27	<span id="timer"></span></p><h1 class="h1">__TITLE__</h1>';
	28
3056d117	29	public function __construct() {
b95d1cdb MR	30	global $CFG;
b95d1cdb MR	31
01cc21cf MR	32	if (isset($CFG->log_level)) {
	33	$this->log_level = $CFG->log_level;
	34	} else {
	35	$this->log_level = 1;
	36	}
	37
	38	if (isset($CFG->log_method)) {
	39	$this->log_method = $CFG->log_method;
	40	} else {
	41	$this->log_level = 'syslog';
	42	}
	43
519a15b5 MR	44	$this->log("Init Utils", 4);
519a15b5 MR	45
a675b383 MR	46	$this->startSession();
a675b383 MR	47
3056d117 MR	48	if (! isset($_SESSION['settings'])) {
	49	$this->initSettings();
	50	}
	51	$this->settings = $_SESSION['settings'];
	52
	53	if ($CFG->auth_method == 'HTTP_AUTH') {
	54	if (isset($this->server['PHP_AUTH_USER'])) {
	55	$this->settings['user'] = $this->server['PHP_AUTH_USER'];
	56	$this->settings['loginStatus'] = 'OK';
	57	if ($CFG->admin_user == $this->settings['user'])
	58	$this->settings['admin'] = true;
b95d1cdb MR	59	}
b95d1cdb MR	60	}
b95d1cdb MR	61	}
b95d1cdb MR	62
01cc21cf MR	63	private function log($message, $level = 1) {
	64	global $CFG;
	65
	66	if ($level > $this->log_level)
	67	return;
	68
	69	$time = date('c');
01cc21cf MR	70
	71	$priority = LOG_INFO;
	72	switch ($level) {
	73	case 1: $priority = LOG_ERR; break;
	74	case 2: $priority = LOG_WARNING; break;
	75	case 3: $priority = LOG_INFO; break;
	76	case 4: $priority = LOG_DEBUG; break;
	77	}
	78
	79	switch ($this->log_method) {
	80	case 'file':
	81	case 'stderr':
	82	case 'syslog':
2dd58fe8	83	syslog($priority, $message);
01cc21cf	84	break;
d6be2d1a	85	}
01cc21cf MR	86	}
01cc21cf MR	87
3056d117	88	private function initSettings() {
2dd58fe8 MR	89	$this->log("InitSettings", 4);
2dd58fe8 MR	90
3056d117 MR	91	if ('' == session_id()) {
	92	$this->startSession();
	93	}
b95d1cdb	94
2b6294e9 MR	95	if (false !== $this->timeout) {
	96	$timeout = $this->timeout;
	97	} else {
	98	$timeout = 0;
	99	}
	100
3056d117 MR	101	$this->settings = array(
	102	'server' => $_SERVER,
	103	'user' => null,
	104	'admin' => false,
	105	'loginStatus' => 'Not logged in',
2b6294e9	106	'timeout' => $timeout
3056d117	107	);
6072c905	108
3056d117	109	$_SESSION['settings'] = $this->settings;
6072c905 MR	110	}
6072c905 MR	111
a675b383	112	private function startSession() {
b95d1cdb MR	113	global $CFG;
b95d1cdb MR	114
2dd58fe8 MR	115	$this->log("startSession", 4);
2dd58fe8 MR	116
b95d1cdb	117	if (isset($CFG->session_timeout)) {
2b6294e9	118	$this->timeout = $CFG->session_timeout * 60;
b95d1cdb	119	} else {
2b6294e9	120	$this->timeout = 20 * 60;
b95d1cdb MR	121	}
b95d1cdb MR	122
2b6294e9 MR	123	if (ini_get('session.gc_maxlifetime') != $this->timeout)
	124	ini_set('session.gc_maxlifetime', $this->timeout);
	125	if (ini_get('session.cookie_lifetime') != $this->timeout)
	126	ini_set('session.cookie_lifetime', $this->timeout);
a675b383 MR	127
a675b383 MR	128	session_start();
7d9c7fe2 MR	129	}
7d9c7fe2 MR	130
3056d117	131	private function checkSession() {
7d9c7fe2 MR	132	global $CFG;
7d9c7fe2 MR	133
2dd58fe8 MR	134	$this->log("checkSession", 4);
2dd58fe8 MR	135
39023189 MR	136	if ('' == session_id()) {
	137	$this->startSession();
	138	}
	139
b95d1cdb	140	$time = $_SERVER['REQUEST_TIME'];
7d9c7fe2	141	if (isset($_SESSION['LAST_ACTIVITY']) &&
3056d117	142	($time - $_SESSION['LAST_ACTIVITY']) >= $this->settings['timeout']) {
c0519296	143	echo 'R_TIME: '.date('c', $time).' L_ACT: '.date('c', $_SESSION['LAST_ACTIVITY']);
3056d117	144	$this->logout();
a675b383 MR	145	} else {
	146	$_SESSION['LAST_ACTIVITY'] = $time;
	147	}
b95d1cdb MR	148	}
	149
	150	public function logout() {
2dd58fe8 MR	151	$this->log("logout", 4);
2dd58fe8 MR	152
b95d1cdb MR	153	if (ini_get('session.use_cookies')) {
	154	$params = session_get_cookie_params();
	155	setcookie(session_name(), '', time() - 42000,
	156	$params['path'], $params['domain'],
	157	$params['secure'], $params['httponly']);
	158	}
39023189 MR	159
	160	if ('' != session_id()) {
	161	$_SESSION = array();
	162	session_unset();
	163	session_destroy();
	164	}
3056d117	165	$this->settings = array();
b95d1cdb MR	166	}
	167
	168	public function isAdmin() {
3056d117 MR	169	$admin = false;
3056d117 MR	170
2dd58fe8 MR	171	$this->log("isAdmin", 4);
2dd58fe8 MR	172
3056d117 MR	173	if (isset($this->settings['admin'])) {
	174	$admin = $this->settings['admin'];
	175	}
	176
	177	return $admin;
b95d1cdb MR	178	}
	179
	180	public function login($user, $pw) {
	181	global $CFG;
	182	$result = false;
	183
2dd58fe8 MR	184	$this->log("login", 4);
2dd58fe8 MR	185
3056d117 MR	186	if ('' == session_id()) {
	187	$this->startSession();
	188	}
	189
	190	$this->settings['user'] = null;
	191	$this->settings['admin'] = false;
b95d1cdb MR	192
	193	$p = explode('@', $user);
	194	if (count($p) != 2) {
3056d117 MR	195	$this->settings['loginStatus'] = 'Bad username';
	196	} else {
	197	$domain = $p[1];
	198	$dn = "mail=$user,ou=Users,domainName=$domain,$CFG->ldap_base_dn";
	199	$filter = "(&(objectclass=mailUser)(accountStatus=active)(mail=$user))";
	200	$ds = @ldap_connect($CFG->ldap_dsn);
	201	if ($ds) {
	202	@ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, 3);
	203	$r = @ldap_bind($ds, $dn, $pw);
	204	if ($r) {
	205	$sr = @ldap_search($ds, $CFG->ldap_base_dn, $filter, array('mail','domainglobaladmin'));
	206	$info = @ldap_get_entries($ds, $sr); // array
	207	if ($info['count'] > 0) {
	208	$this->settings['user'] = $user;
	209	$result = true;
	210	$this->settings['loginStatus'] = 'OK';
	211	$admin = 'NO';
	212	if (isset($info[0]['domainglobaladmin'])) {
	213	$admin = $info[0]['domainglobaladmin'][0];
	214	$admin = strtoupper($admin);
	215	}
	216	$this->settings['admin'] = ($admin == 'YES') ? true : false;
	217	} else {
	218	$this->settings['loginStatus'] = 'Login failed';
b95d1cdb	219	}
6df4b805	220	} else {
3056d117	221	$this->settings['loginStatus'] = ldap_error($ds);
6df4b805	222	}
3056d117	223	@ldap_close($ds);
6df4b805	224	} else {
3056d117	225	$this->settings['loginStatus'] = 'Connect to LDAP server failed';
6df4b805	226	}
6df4b805 MR	227	}
6df4b805 MR	228
3056d117	229	$_SESSION['settings'] = $this->settings;
6e081c5f	230
b95d1cdb MR	231	return $result;
	232	}
	233
	234	public function getLoginStatus() {
3056d117 MR	235	$status = 'Not logged in';
3056d117 MR	236
2dd58fe8 MR	237	$this->log("getLoginStatus", 4);
2dd58fe8 MR	238
3056d117 MR	239	if (isset($this->settings['loginStatus'])) {
	240	$status = $this->settings['loginStatus'];
	241	}
	242
	243	return $status;
b95d1cdb MR	244	}
	245
	246	public function isLoggedIn() {
	247	global $CFG;
	248	$loggedIn = false;
	249
034f5c59	250	$this->log("isLoggedIn[1]\n".var_export($this->settings, true), 3);
2dd58fe8	251
3056d117 MR	252	if ('' == session_id()) {
	253	$this->startSession();
	254	}
	255
034f5c59	256	$this->log("isLoggedIn[2]\n".var_export($this->settings, true), 3);
39023189	257	$this->checkSession();
034f5c59	258	$this->log("isLoggedIn[3]\n".var_export($this->settings, true), 3);
39023189	259
3056d117 MR	260	if (isset($this->settings['user'])) {
	261	if ($this->settings['user'] != null) {
	262	$loggedIn = true;
	263	} else {
	264	if ($CFG->auth_method == 'HTTP_AUTH') {
	265	if (isset($this->server['PHP_AUTH_USER'])) {
	266	$this->settings['user'] = $this->server['PHP_AUTH_USER'];
	267	$loggedIn = true;
	268	}
b95d1cdb MR	269	}
	270	}
	271	}
	272
85ec6a84	273	if ($loggedIn == false) {
258fa280	274	echo '$this->settings: '.var_export($this->settings, true);
18d80742	275	echo 'R_TIME: '.date('c', $_SERVER['REQUEST_TIME']).' L_ACT: '.date('c', $_SESSION['LAST_ACTIVITY']);
d3c4a10f	276	//exit;
18d80742	277	}
6e081c5f	278
3056d117	279	$_SESSION['settings'] = $this->settings;
6e081c5f	280
b95d1cdb MR	281	return $loggedIn;
	282	}
	283
	284	public function getUser() {
3056d117 MR	285	$user = null;
3056d117 MR	286
2dd58fe8 MR	287	$this->log("getUser", 4);
2dd58fe8 MR	288
3056d117 MR	289	if ($this->isLoggedIn()) {
	290	$user = $this->settings['user'];
	291	}
	292
	293	return $user;
b95d1cdb MR	294	}
	295
	296	public function getHeader() {
2dd58fe8 MR	297	$this->log("getHeader", 4);
2dd58fe8 MR	298
b95d1cdb MR	299	return $this->header;
	300	}
	301
	302	public function getFooter() {
2dd58fe8 MR	303	$this->log("getFooter", 4);
2dd58fe8 MR	304
b95d1cdb MR	305	return $this->footer;
	306	}
	307
	308	public function getHeading() {
2dd58fe8 MR	309	$this->log("getHeading", 4);
2dd58fe8 MR	310
b95d1cdb MR	311	return $this->heading;
	312	}
	313
	314	public function setHeading($heading) {
	315	global $CFG;
	316
2dd58fe8 MR	317	$this->log("setHeading", 4);
2dd58fe8 MR	318
b95d1cdb MR	319	$timeout = $CFG->session_timeout * 60 * 1000;
	320	$this->heading = str_replace('__TITLE__', $heading, $this->heading);
	321	$this->header = str_replace('__TITLE__', $heading, $this->header);
	322	$this->header = str_replace('__ROOT__', $CFG->wwwroot, $this->header);
	323	$this->header = str_replace('__TIMEOUT__', $timeout, $this->header);
	324	}
	325
	326	public function convertContent($code) {
2dd58fe8 MR	327	$this->log("convertContent", 4);
2dd58fe8 MR	328
b95d1cdb MR	329	$table = array(
	330	'V' => 'Virus',
	331	'B' => 'Banned',
	332	'U' => 'Unchecked',
	333	'S' => 'Spam',
	334	'Y' => 'Spammy',
	335	'M' => 'Bad Mime',
	336	'H' => 'Bad Header',
	337	'O' => 'Over sized',
	338	'T' => 'MTA err',
	339	'C' => 'Clean'
	340	);
	341
	342	$string = $table[$code];
	343	if (empty($string))
	344	$string = 'Unknown';
	345
	346	return $string;
	347	}
6df4b805	348
6df4b805	349	}