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 /* Generate server list */
56 $servers= array();
57 if (isset($_POST['server'])){
58 $selected= validate($_POST['server']);
59 } else {
60 $selected= $config->data['MAIN']['DEFAULT'];
61 }
62 foreach ($config->data['LOCATIONS'] as $key => $ignored){
63 $servers[$key]= $key;
64 }
65 $smarty->assign ("server_options", $servers);
66 $smarty->assign ("server_id", $selected);
68 /* show login screen */
69 $smarty->assign ("PHPSESSID", session_id());
70 if (isset($_SESSION['errors'])){
71 $smarty->assign("errors", $_SESSION['errors']);
72 }
73 if ($error_collector != ""){
74 $smarty->assign("php_errors", $error_collector."</div>");
75 } else {
76 $smarty->assign("php_errors", "");
77 }
79 $smarty->display (get_template_path('headers.tpl'));
80 $smarty->display(get_template_path('login.tpl'));
81 exit();
82 }
86 /* Set error handler to own one, initialize time calculation
87 and start session. */
88 session_start ();
90 /* Destroy old session if exists.
91 Else you will get your old session back, if you not logged out correctly. */
92 if(is_array($_SESSION) && count($_SESSION)){
93 session_destroy();
94 session_start();
95 }
97 $username= "";
99 /* Reset errors */
100 $_SESSION['errors'] = "";
101 $_SESSION['errorsAlreadyPosted']= array();
102 $_SESSION['LastError'] = "";
104 /* Check if we need to run setup */
105 if (!file_exists(CONFIG_DIR."/".CONFIG_FILE)){
106 header("location:setup.php");
107 exit();
108 }
110 /* Reset errors */
111 $_SESSION['errors']= "";
113 /* Check for java script */
114 if(isset($_POST['javascript']) && $_POST['javascript'] == "true") {
115 $_SESSION['js']= TRUE;
116 }elseif(isset($_POST['javascript'])) {
117 $_SESSION['js']= FALSE;
118 }
120 /* Check if gosa.conf (.CONFIG_FILE) is accessible */
121 if (!is_readable(CONFIG_DIR."/".CONFIG_FILE)){
122 echo sprintf(_("GOsa configuration %s/%s is not readable. Aborted."), CONFIG_DIR,CONFIG_FILE);
123 exit();
124 }
126 /* Parse configuration file */
127 $config= new config(CONFIG_DIR."/".CONFIG_FILE, $BASE_DIR);
128 $_SESSION['DEBUGLEVEL']= $config->data['MAIN']['DEBUGLEVEL'];
129 if ($_SERVER["REQUEST_METHOD"] != "POST"){
130 @DEBUG (DEBUG_CONFIG, __LINE__, __FUNCTION__, __FILE__, $config->data, "config");
131 }
133 /* Set template compile directory */
134 if (isset ($config->data['MAIN']['COMPILE'])){
135 $smarty->compile_dir= $config->data['MAIN']['COMPILE'];
136 } else {
137 $smarty->compile_dir= '/var/spool/gosa';
138 }
139 $smarty->assign ('nextfield', 'username');
141 /* Check for compile directory */
142 if (!(is_dir($smarty->compile_dir) && is_writable($smarty->compile_dir))){
143 echo sprintf(_("Directory '%s' specified as compile directory is not accessible!"),
144 $smarty->compile_dir);
145 exit();
146 }
148 /* Check for old files in compile directory */
149 clean_smarty_compile_dir($smarty->compile_dir);
151 /* Language setup */
152 $lang= get_browser_language();
153 putenv("LANGUAGE=");
154 putenv("LANG=$lang");
155 setlocale(LC_ALL, $lang);
156 $GLOBALS['t_language']= $lang;
157 $GLOBALS['t_gettext_message_dir'] = $BASE_DIR.'/locale/';
159 /* Set the text domain as 'messages' */
160 $domain = 'messages';
161 bindtextdomain($domain, "$BASE_DIR/locale");
162 textdomain($domain);
165 if ($_SERVER["REQUEST_METHOD"] != "POST"){
166 @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $lang, "Setting language to");
167 }
170 /* Check for SSL connection */
171 $ssl= "";
172 if (!isset($_SERVER['HTTPS']) ||
173 !stristr($_SERVER['HTTPS'], "on")) {
175 if (empty($_SERVER['REQUEST_URI'])) {
176 $ssl= "https://".$_SERVER['HTTP_HOST'].
177 $_SERVER['PATH_INFO'];
178 } else {
179 $ssl= "https://".$_SERVER['HTTP_HOST'].
180 $_SERVER['REQUEST_URI'];
181 }
182 }
184 /* If SSL is forced, just forward to the SSL enabled site */
185 if ($config->data['MAIN']['FORCESSL'] == 'true' && $ssl != ''){
186 header ("Location: $ssl");
187 exit;
188 }
190 /* Got a formular answer, validate and try to log in */
191 if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST['login'])){
193 /* Reset error messages */
194 $message= "";
196 /* Destroy old sessions, they cause a successfull login to relog again ...*/
197 if(isset($_SESSION['_LAST_PAGE_REQUEST'])){
198 $_SESSION['_LAST_PAGE_REQUEST'] = time();
199 }
201 $server= validate($_POST["server"]);
202 $config->set_current($server);
204 /* Admin-logon and verify */
205 $ldap = $config->get_ldap_link();
206 if (is_null($ldap) || (is_int($ldap) && $ldap == 0)){
207 print_red (_("Can't bind to LDAP. Please contact the system administrator."));
208 displayLogin();
209 exit();
210 }
212 /* Check for schema file presence */
213 if(!isset($config->data['MAIN']['SCHEMA_CHECK'])){
214 $config->data['MAIN']['SCHEMA_CHECK'] = "true";
215 }
216 if(isset($config->data['MAIN']['SCHEMA_CHECK'])&&preg_match("/true/i",$config->data['MAIN']['SCHEMA_CHECK'])){
217 $recursive = (isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true");
218 $tls = (isset($config->current['TLS']) && $config->current['TLS'] == "true");
220 if(!count($ldap->get_objectclasses())){
221 print_red(_("GOsa cannot retrieve information about the installed schema files. Please make sure, that this is possible."));
222 displayLogin();
223 exit() ;
224 }else{
225 $cfg = array();
226 $cfg['admin'] = $config->current['ADMIN'];
227 $cfg['password'] = $config->current['PASSWORD'];
228 $cfg['connection']= $config->current['SERVER'];
229 $cfg['tls'] = $tls;
230 $str = check_schema($cfg,isset($config->current['RFC2307BIS']) && preg_match("/(true|yes|on|1)/i",$config->current['RFC2307BIS']));
231 $checkarr = array();
232 foreach($str as $tr){
233 if(isset($tr['IS_MUST_HAVE']) && !$tr['STATUS']){
234 print_red($tr['MSG']."<br>"._("Your ldap setup contains old schema definitions. Please re-run the setup."));
235 displayLogin();
236 exit();
237 }
238 }
239 }
240 }
241 /* Check for locking area */
242 $ldap->cat($config->current['CONFIG'], array("dn"));
243 $attrs= $ldap->fetch();
244 if (!count ($attrs)){
245 $ldap->cd($config->current['BASE']);
246 $ldap->create_missing_trees($config->current['CONFIG']);
247 }
249 /* Check for valid input */
250 $username= $_POST["username"];
251 if (!ereg("^[A-Za-z0-9_.-]+$", $username)){
252 $message= _("Please specify a valid username!");
253 } elseif (mb_strlen($_POST["password"], 'UTF-8') == 0){
254 $message= _("Please specify your password!");
255 $smarty->assign ('nextfield', 'password');
256 } else {
258 /* Login as user, initialize user ACL's */
259 $ui= ldap_login_user($username, $_POST["password"]);
260 if ($ui === NULL || !$ui){
261 $message= _("Please check the username/password combination.");
262 $smarty->assign ('nextfield', 'password');
263 new log("security","login","",array(),"Authentication failed for user \"$username\"") ;
264 } else {
265 /* Remove all locks of this user */
266 del_user_locks($ui->dn);
268 /* Save userinfo and plugin structure */
269 $_SESSION['ui']= $ui;
270 $_SESSION['session_cnt']= 0;
272 /* Let GOsa trigger a new connection for each POST, save
273 config to session. */
274 $config->get_departments();
275 $config->make_idepartments();
276 $_SESSION['config']= $config;
278 /* Take care about zend.ze1_compatiblity_mode */
279 if (ini_get("zend.ze1_compatibility_mode") != 0){
280 $_SESSION['PHP4COMPATIBLE']= TRUE;
281 }
283 /* Restore filter settings from cookie, if available
284 */
285 if(isset($config->data['MAIN']['SAVE_FILTER']) && preg_match("/true/",$config->data['MAIN']['SAVE_FILTER'])){
286 $cookie_vars= array("MultiDialogFilters","CurrentMainBase");
287 foreach($cookie_vars as $var){
288 if(isset($_COOKIE[$var])){
289 $_SESSION[$var] = unserialize(base64_decode($_COOKIE[$var]));
290 }elseif(isset($HTTP_COOKIE_VARS[$var])){
291 $_SESSION[$var] = unserialize(base64_decode($HTTP_COOKIE_VARS[$var]));
292 }
293 }
294 }
296 /* are we using accountexpiration */
297 if((isset($config->data['MAIN']['ACCOUNT_EXPIRATION'])) &&
298 preg_match('/true/i', $config->data['MAIN']['ACCOUNT_EXPIRATION'])){
300 $expired= ldap_expired_account($config, $ui->dn, $ui->username);
302 if ($expired == 1){
303 $message= _("Account locked. Please contact your system administrator.");
304 $smarty->assign ('nextfield', 'password');
305 new log("security","login","",array(),"Account for user \"$username\" has expired") ;
306 } elseif ($expired == 3){
307 $plist= new pluglist($config, $ui);
308 foreach ($plist->dirlist as $key => $value){
309 if (preg_match("/\bpassword\b/i",$value)){
310 $plug=$key;
311 new log("security","login","",array(),"User \"$username\" password forced to change") ;
312 header ("Location: main.php?plug=$plug&reset=1");
313 exit;
314 }
315 }
316 }
318 /* Not account expired or password forced change go to main page */
319 new log("security","login","",array(),"User \"$username\" logged in successfully") ;
320 header ("Location: main.php?global_check=1");
321 exit;
323 } else {
324 /* Go to main page */
325 new log("security","login","",array(),"User \"$username\" logged in successfully") ;
326 header ("Location: main.php?global_check=1");
327 exit;
328 }
329 }
330 }
331 }
333 /* Fill template with required values */
334 $smarty->assign ('date', gmdate("D, d M Y H:i:s"));
335 $smarty->assign ('username', $username);
336 $smarty->assign ('personal_img', get_template_path('images/personal.png'));
337 $smarty->assign ('password_img', get_template_path('images/password.png'));
338 $smarty->assign ('directory_img', get_template_path('images/ldapserver.png'));
340 /* Some error to display? */
341 if (!isset($message)){
342 $message= "";
343 }
345 $smarty->assign ("message", $message);
347 /* Displasy SSL mode warning? */
348 if ($ssl != "" && $config->data['MAIN']['WARNSSL'] == 'true'){
349 $smarty->assign ("ssl", "<b>"._("Warning").":<\/b> "._("Session will not be encrypted.")." <a style=\"color:red;\" href=\"$ssl\"><b>"._("Enter SSL session")."<\/b></a>!");
350 } else {
351 $smarty->assign ("ssl", "");
352 }
354 /* Translation of cookie-warning. Whether to display it, is determined by JavaScript */
355 $smarty->assign ("cookies", "<b>"._("Warning").":<\/b> "._("Your browser has cookies disabled. Please enable cookies and reload this page before logging in!"));
358 /* Generate server list */
359 $servers= array();
360 if (isset($_POST['server'])){
361 $selected= validate($_POST['server']);
362 } else {
363 $selected= $config->data['MAIN']['DEFAULT'];
364 }
365 foreach ($config->data['LOCATIONS'] as $key => $ignored){
366 $servers[$key]= $key;
367 }
368 $smarty->assign ("server_options", $servers);
369 $smarty->assign ("server_id", $selected);
371 /* show login screen */
372 $smarty->assign ("PHPSESSID", session_id());
373 if (isset($_SESSION['errors'])){
374 $smarty->assign("errors", $_SESSION['errors']);
375 }
376 if ($error_collector != ""){
377 $smarty->assign("php_errors", preg_replace("/%BUGBODY%/",$error_collector_mailto,$error_collector)."</div>");
378 } else {
379 $smarty->assign("php_errors", "");
380 }
382 /* Set focus to the error button if we've an error message */
383 $focus= "";
384 if (isset($_SESSION['errors']) && $_SESSION['errors'] != ""){
385 $focus= '<script language="JavaScript" type="text/javascript">';
386 $focus.= 'document.forms[0].error_accept.focus();';
387 $focus.= '</script>';
388 }
389 $smarty->assign("focus", $focus);
390 displayLogin();
392 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
393 ?>
395 </body>
396 </html>