1 <?php
2 /*
3 This code is part of GOsa (https://gosa.gonicus.de)
4 Copyright (C) 2003-2005 Cajus Pollmeier
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
21 /* Load required includes */
22 require_once ("../include/php_setup.inc");
23 require_once ("functions.inc");
24 require_once ("class_log.inc");
25 header("Content-type: text/html; charset=UTF-8");
27 function displayLogin()
28 {
29 global $smarty,$message,$config,$ssl,$error_collector;
30 error_reporting(E_ALL | E_STRICT);
31 /* Fill template with required values */
32 $username = "";
33 if(isset($_POST["username"])){
34 $username= $_POST["username"];
35 }
36 $smarty->assign ('date', gmdate("D, d M Y H:i:s"));
37 $smarty->assign ('username', $username);
38 $smarty->assign ('personal_img', get_template_path('images/personal.png'));
39 $smarty->assign ('password_img', get_template_path('images/password.png'));
40 $smarty->assign ('directory_img', get_template_path('images/ldapserver.png'));
42 /* Some error to display? */
43 if (!isset($message)){
44 $message= "";
45 }
46 $smarty->assign ("message", $message);
48 /* Displasy SSL mode warning? */
49 if ($ssl != "" && $config->data['MAIN']['WARNSSL'] == 'true'){
50 $smarty->assign ("ssl", _("Warning").": <a style=\"color:red;\" href=\"$ssl\">"._("Session is not encrypted!")."</a>");
51 } else {
52 $smarty->assign ("ssl", "");
53 }
55 if(!$config->check_session_lifetime()){
56 $smarty->assign ("lifetime", _("Warning").": ".
57 _("The session lifetime configured in your gosa.conf will be overridden by php.ini settings."));
58 }else{
59 $smarty->assign ("lifetime", "");
60 }
62 /* Generate server list */
63 $servers= array();
64 if (isset($_POST['server'])){
65 $selected= validate($_POST['server']);
66 } else {
67 $selected= $config->data['MAIN']['DEFAULT'];
68 }
69 foreach ($config->data['LOCATIONS'] as $key => $ignored){
70 $servers[$key]= $key;
71 }
72 $smarty->assign ("server_options", $servers);
73 $smarty->assign ("server_id", $selected);
75 /* show login screen */
76 $smarty->assign ("PHPSESSID", session_id());
77 if (isset($_SESSION['errors'])){
78 $smarty->assign("errors", $_SESSION['errors']);
79 }
80 if ($error_collector != ""){
81 $smarty->assign("php_errors", $error_collector."</div>");
82 } else {
83 $smarty->assign("php_errors", "");
84 }
86 $smarty->display (get_template_path('headers.tpl'));
87 $smarty->display(get_template_path('login.tpl'));
88 exit();
89 }
93 /* Set error handler to own one, initialize time calculation
94 and start session. */
95 session_start ();
97 /* Destroy old session if exists.
98 Else you will get your old session back, if you not logged out correctly. */
99 if(is_array($_SESSION) && count($_SESSION)){
100 session_destroy();
101 session_start();
102 }
104 $username= "";
106 /* Reset errors */
107 $_SESSION['errors'] = "";
108 $_SESSION['errorsAlreadyPosted']= array();
109 $_SESSION['LastError'] = "";
111 /* Check if we need to run setup */
112 if (!file_exists(CONFIG_DIR."/".CONFIG_FILE)){
113 header("location:setup.php");
114 exit();
115 }
117 /* Reset errors */
118 $_SESSION['errors']= "";
120 /* Check for java script */
121 if(isset($_POST['javascript']) && $_POST['javascript'] == "true") {
122 $_SESSION['js']= TRUE;
123 }elseif(isset($_POST['javascript'])) {
124 $_SESSION['js']= FALSE;
125 }
127 /* Check if gosa.conf (.CONFIG_FILE) is accessible */
128 if (!is_readable(CONFIG_DIR."/".CONFIG_FILE)){
129 msg_dialog::display(_("Configuration accessibility"),sprintf(_("GOsa configuration %s/%s is not readable. Aborted."), CONFIG_DIR,CONFIG_FILE),FATAL_ERROR_DIALOG);
130 exit();
131 }
133 /* Parse configuration file */
134 $config= new config(CONFIG_DIR."/".CONFIG_FILE, $BASE_DIR);
135 $_SESSION['DEBUGLEVEL']= $config->data['MAIN']['DEBUGLEVEL'];
136 if ($_SERVER["REQUEST_METHOD"] != "POST"){
137 @DEBUG (DEBUG_CONFIG, __LINE__, __FUNCTION__, __FILE__, $config->data, "config");
138 }
140 /* Enable compressed output */
141 if (isset($config->data['MAIN']['COMPRESSED']) && preg_match('/^(true|on)$/i', $config->data['MAIN']['COMPRESSED'])){
142 ob_start("ob_gzhandler");
143 }
145 /* Set template compile directory */
146 if (isset ($config->data['MAIN']['COMPILE'])){
147 $smarty->compile_dir= $config->data['MAIN']['COMPILE'];
148 } else {
149 $smarty->compile_dir= '/var/spool/gosa';
150 }
151 $smarty->assign ('nextfield', 'username');
153 /* Setup dojo according to the configuration */
154 if (isset ($config->data['MAIN']['DOJO']) && preg_match('/^(no|false)$/i', $config->data['MAIN']['DOJO'])){
155 $smarty->assign ('dojo', FALSE);
156 $_SESSION['DOJO']= FALSE;
157 } else {
158 $smarty->assign ('dojo', TRUE);
159 $_SESSION['DOJO']= TRUE;
160 }
163 /* Check for compile directory */
164 if (!(is_dir($smarty->compile_dir) && is_writable($smarty->compile_dir))){
165 msg_dialog::display(_("Smarty"),sprintf(_("Directory '%s' specified as compile directory is not accessible!"),
166 $smarty->compile_dir),FATAL_ERROR_DIALOG);
167 exit();
168 }
170 /* Check for old files in compile directory */
171 clean_smarty_compile_dir($smarty->compile_dir);
173 /* Language setup */
174 $lang= get_browser_language();
175 putenv("LANGUAGE=");
176 putenv("LANG=$lang");
177 setlocale(LC_ALL, $lang);
178 $GLOBALS['t_language']= $lang;
179 $GLOBALS['t_gettext_message_dir'] = $BASE_DIR.'/locale/';
181 /* Set the text domain as 'messages' */
182 $domain = 'messages';
183 bindtextdomain($domain, "$BASE_DIR/locale");
184 textdomain($domain);
187 if ($_SERVER["REQUEST_METHOD"] != "POST"){
188 @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $lang, "Setting language to");
189 }
192 /* Check for SSL connection */
193 $ssl= "";
194 if (!isset($_SERVER['HTTPS']) ||
195 !stristr($_SERVER['HTTPS'], "on")) {
197 if (empty($_SERVER['REQUEST_URI'])) {
198 $ssl= "https://".$_SERVER['HTTP_HOST'].
199 $_SERVER['PATH_INFO'];
200 } else {
201 $ssl= "https://".$_SERVER['HTTP_HOST'].
202 $_SERVER['REQUEST_URI'];
203 }
204 }
206 /* If SSL is forced, just forward to the SSL enabled site */
207 if ($config->data['MAIN']['FORCESSL'] == 'true' && $ssl != ''){
208 header ("Location: $ssl");
209 exit;
210 }
212 /* Got a formular answer, validate and try to log in */
213 if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST['login'])){
215 /* Reset error messages */
216 $message= "";
218 /* Destroy old sessions, they cause a successfull login to relog again ...*/
219 if(isset($_SESSION['_LAST_PAGE_REQUEST'])){
220 $_SESSION['_LAST_PAGE_REQUEST'] = time();
221 }
223 $server= validate($_POST["server"]);
224 $config->set_current($server);
226 /* Admin-logon and verify */
227 $ldap = $config->get_ldap_link();
228 if (is_null($ldap) || (is_int($ldap) && $ldap == 0)){
229 print_red (_("Can't bind to LDAP. Please contact the system administrator."));
230 displayLogin();
231 exit();
232 }
234 /* Check for schema file presence */
235 if(!isset($config->data['MAIN']['SCHEMA_CHECK'])){
236 $config->data['MAIN']['SCHEMA_CHECK'] = "true";
237 }
238 if(isset($config->data['MAIN']['SCHEMA_CHECK'])&&preg_match("/true/i",$config->data['MAIN']['SCHEMA_CHECK'])){
239 $recursive = (isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true");
240 $tls = (isset($config->current['TLS']) && $config->current['TLS'] == "true");
242 if(!count($ldap->get_objectclasses())){
243 print_red(_("GOsa cannot retrieve information about the installed schema files. Please make sure, that this is possible."));
244 displayLogin();
245 exit() ;
246 }else{
247 $cfg = array();
248 $cfg['admin'] = $config->current['ADMIN'];
249 $cfg['password'] = $config->current['PASSWORD'];
250 $cfg['connection']= $config->current['SERVER'];
251 $cfg['tls'] = $tls;
252 $str = check_schema($cfg,isset($config->current['RFC2307BIS']) && preg_match("/(true|yes|on|1)/i",$config->current['RFC2307BIS']));
253 $checkarr = array();
254 foreach($str as $tr){
255 if(isset($tr['IS_MUST_HAVE']) && !$tr['STATUS']){
256 print_red($tr['MSG']."<br>"._("Your ldap setup contains old schema definitions. Please re-run the setup."));
257 displayLogin();
258 exit();
259 }
260 }
261 }
262 }
263 /* Check for locking area */
264 $ldap->cat($config->current['CONFIG'], array("dn"));
265 $attrs= $ldap->fetch();
266 if (!count ($attrs)){
267 $ldap->cd($config->current['BASE']);
268 $ldap->create_missing_trees($config->current['CONFIG']);
269 }
271 /* Check for valid input */
272 $username= $_POST["username"];
273 if (!ereg("^[@A-Za-z0-9_.-]+$", $username)){
274 $message= _("Please specify a valid username!");
275 } elseif (mb_strlen($_POST["password"], 'UTF-8') == 0){
276 $message= _("Please specify your password!");
277 $smarty->assign ('nextfield', 'password');
278 } else {
280 /* Login as user, initialize user ACL's */
281 $ui= ldap_login_user($username, $_POST["password"]);
282 if ($ui === NULL || !$ui){
283 $message= _("Please check the username/password combination.");
284 $smarty->assign ('nextfield', 'password');
285 new log("security","login","",array(),"Authentication failed for user \"$username\"") ;
286 } else {
287 /* Remove all locks of this user */
288 del_user_locks($ui->dn);
290 /* Save userinfo and plugin structure */
291 $_SESSION['ui']= $ui;
292 $_SESSION['session_cnt']= 0;
294 /* Let GOsa trigger a new connection for each POST, save
295 config to session. */
296 $config->get_departments();
297 $config->make_idepartments();
298 $_SESSION['config']= $config;
300 /* Take care about zend.ze1_compatiblity_mode */
301 if (ini_get("zend.ze1_compatibility_mode") != 0){
302 $_SESSION['PHP4COMPATIBLE']= TRUE;
303 }
305 /* Restore filter settings from cookie, if available
306 */
307 if(isset($config->data['MAIN']['SAVE_FILTER']) && preg_match("/true/",$config->data['MAIN']['SAVE_FILTER'])){
309 if(isset($_COOKIE['GOsa_Filter_Settings']) || isset($HTTP_COOKIE_VARS['GOsa_Filter_Settings'])){
311 if(isset($_COOKIE['GOsa_Filter_Settings'])){
312 $cookie_all = unserialize(base64_decode($_COOKIE['GOsa_Filter_Settings']));
313 }else{
314 $cookie_all = unserialize(base64_decode($HTTP_COOKIE_VARS['GOsa_Filter_Settings']));
315 }
316 if(isset($cookie_all[$ui->dn])){
317 $cookie = $cookie_all[$ui->dn];
318 $cookie_vars= array("MultiDialogFilters","CurrentMainBase","plug");
319 foreach($cookie_vars as $var){
320 if(isset($cookie[$var])){
321 $_SESSION[$var] = $cookie[$var];
322 }
323 }
324 if(isset($cookie['plug'])){
325 $plug =$cookie['plug'];
326 }
327 }
328 }
329 }
331 /* are we using accountexpiration */
332 if((isset($config->data['MAIN']['ACCOUNT_EXPIRATION'])) &&
333 preg_match('/true/i', $config->data['MAIN']['ACCOUNT_EXPIRATION'])){
335 $expired= ldap_expired_account($config, $ui->dn, $ui->username);
337 if ($expired == 1){
338 $message= _("Account locked. Please contact your system administrator.");
339 $smarty->assign ('nextfield', 'password');
340 new log("security","login","",array(),"Account for user \"$username\" has expired") ;
341 } elseif ($expired == 3){
342 $plist= new pluglist($config, $ui);
343 foreach ($plist->dirlist as $key => $value){
344 if (preg_match("/\bpassword\b/i",$value)){
345 $plug=$key;
346 new log("security","login","",array(),"User \"$username\" password forced to change") ;
347 header ("Location: main.php?plug=$plug&reset=1");
348 exit;
349 }
350 }
351 }
352 }
353 /* Not account expired or password forced change go to main page */
354 new log("security","login","",array(),"User \"$username\" logged in successfully") ;
355 $plist= new pluglist($config, $ui);
356 if(isset($plug) && isset($plist->dirlist[$plug])){
357 header ("Location: main.php?plug=".$plug."&global_check=1");
358 }else{
359 header ("Location: main.php?global_check=1");
360 }
361 exit;
362 }
363 }
364 }
366 /* Fill template with required values */
367 $smarty->assign ('date', gmdate("D, d M Y H:i:s"));
368 $smarty->assign ('username', $username);
369 $smarty->assign ('personal_img', get_template_path('images/personal.png'));
370 $smarty->assign ('password_img', get_template_path('images/password.png'));
371 $smarty->assign ('directory_img', get_template_path('images/ldapserver.png'));
373 /* Some error to display? */
374 if (!isset($message)){
375 $message= "";
376 }
378 $smarty->assign ("message", $message);
380 /* Displasy SSL mode warning? */
381 if ($ssl != "" && $config->data['MAIN']['WARNSSL'] == 'true'){
382 $smarty->assign ("ssl", "<b>"._("Warning").":<\/b> "._("Session will not be encrypted.")." <a style=\"color:red;\" href=\"$ssl\"><b>"._("Enter SSL session")."<\/b></a>!");
383 } else {
384 $smarty->assign ("ssl", "");
385 }
387 /* Translation of cookie-warning. Whether to display it, is determined by JavaScript */
388 $smarty->assign ("cookies", "<b>"._("Warning").":<\/b> "._("Your browser has cookies disabled. Please enable cookies and reload this page before logging in!"));
391 /* Generate server list */
392 $servers= array();
393 if (isset($_POST['server'])){
394 $selected= validate($_POST['server']);
395 } else {
396 $selected= $config->data['MAIN']['DEFAULT'];
397 }
398 foreach ($config->data['LOCATIONS'] as $key => $ignored){
399 $servers[$key]= $key;
400 }
401 $smarty->assign ("server_options", $servers);
402 $smarty->assign ("server_id", $selected);
404 /* show login screen */
405 $smarty->assign ("PHPSESSID", session_id());
406 if (isset($_SESSION['errors'])){
407 $smarty->assign("errors", $_SESSION['errors']);
408 }
409 if ($error_collector != ""){
410 $smarty->assign("php_errors", preg_replace("/%BUGBODY%/",$error_collector_mailto,$error_collector)."</div>");
411 } else {
412 $smarty->assign("php_errors", "");
413 }
415 /* Set focus to the error button if we've an error message */
416 $focus= "";
417 if (isset($_SESSION['errors']) && $_SESSION['errors'] != ""){
418 $focus= '<script language="JavaScript" type="text/javascript">';
419 $focus.= 'document.forms[0].error_accept.focus();';
420 $focus.= '</script>';
421 }
422 $smarty->assign("focus", $focus);
423 displayLogin();
425 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
426 ?>
428 </body>
429 </html>