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 header("Content-type: text/html; charset=UTF-8");
26 function displayLogin()
27 {
28 global $smarty,$message,$config,$ssl,$error_collector;
29 error_reporting(E_ALL);
30 /* Fill template with required values */
31 $username = "";
32 if(isset($_POST["username"])){
33 $username= $_POST["username"];
34 }
35 $smarty->assign ('date', gmdate("D, d M Y H:i:s"));
36 $smarty->assign ('username', $username);
37 $smarty->assign ('personal_img', get_template_path('images/personal.png'));
38 $smarty->assign ('password_img', get_template_path('images/password.png'));
39 $smarty->assign ('directory_img', get_template_path('images/ldapserver.png'));
41 /* Some error to display? */
42 if (!isset($message)){
43 $message= "";
44 }
45 $smarty->assign ("message", $message);
47 /* Displasy SSL mode warning? */
48 if ($ssl != "" && $config->data['MAIN']['WARNSSL'] == 'true'){
49 $smarty->assign ("ssl", _("Warning").": <a style=\"color:red;\" href=\"$ssl\">"._("Session is not encrypted!")."</a>");
50 } else {
51 $smarty->assign ("ssl", "");
52 }
54 /* Generate server list */
55 $servers= array();
56 if (isset($_POST['server'])){
57 $selected= validate($_POST['server']);
58 } else {
59 $selected= $config->data['MAIN']['DEFAULT'];
60 }
61 foreach ($config->data['LOCATIONS'] as $key => $ignored){
62 $servers[$key]= $key;
63 }
64 $smarty->assign ("server_options", $servers);
65 $smarty->assign ("server_id", $selected);
67 /* show login screen */
68 $smarty->assign ("PHPSESSID", session_id());
69 if (isset($_SESSION['errors'])){
70 $smarty->assign("errors", $_SESSION['errors']);
71 }
72 if ($error_collector != ""){
73 $smarty->assign("php_errors", $error_collector."</div>");
74 } else {
75 $smarty->assign("php_errors", "");
76 }
78 $smarty->display (get_template_path('headers.tpl'));
79 $smarty->display(get_template_path('login.tpl'));
80 exit();
81 }
85 /* Set error handler to own one, initialize time calculation
86 and start session. */
87 session_start ();
89 /* Destroy old session if exists.
90 Else you will get your old session back, if you not logged out correctly. */
91 if(is_array($_SESSION) && count($_SESSION)){
92 session_destroy();
93 session_start();
94 }
96 $username= "";
98 /* Reset errors */
99 $_SESSION['errors'] = "";
100 $_SESSION['errorsAlreadyPosted']= array();
101 $_SESSION['LastError'] = "";
103 /* Check if we need to run setup */
104 if (!file_exists(CONFIG_DIR."/".CONFIG_FILE)){
105 header("location:setup.php");
106 exit();
107 }
109 /* Reset errors */
110 $_SESSION['errors']= "";
112 /* Check for java script */
113 if(isset($_POST['javascript']) && $_POST['javascript'] == "true") {
114 $_SESSION['js']= TRUE;
115 }elseif(isset($_POST['javascript'])) {
116 $_SESSION['js']= FALSE;
117 }
119 /* Check if gosa.conf (.CONFIG_FILE) is accessible */
120 if (!is_readable(CONFIG_DIR."/".CONFIG_FILE)){
121 echo sprintf(_("GOsa configuration %s/%s is not readable. Aborted."), CONFIG_DIR,CONFIG_FILE);
122 exit();
123 }
125 /* Parse configuration file */
126 $config= new config(CONFIG_DIR."/".CONFIG_FILE, $BASE_DIR);
127 $_SESSION['DEBUGLEVEL']= $config->data['MAIN']['DEBUGLEVEL'];
128 if ($_SERVER["REQUEST_METHOD"] != "POST"){
129 @DEBUG (DEBUG_CONFIG, __LINE__, __FUNCTION__, __FILE__, $config->data, "config");
130 }
132 /* Set template compile directory */
133 if (isset ($config->data['MAIN']['COMPILE'])){
134 $smarty->compile_dir= $config->data['MAIN']['COMPILE'];
135 } else {
136 $smarty->compile_dir= '/var/spool/gosa';
137 }
138 $smarty->assign ('nextfield', 'username');
140 /* Check for compile directory */
141 if (!(is_dir($smarty->compile_dir) && is_writable($smarty->compile_dir))){
142 echo sprintf(_("Directory '%s' specified as compile directory is not accessible!"),
143 $smarty->compile_dir);
144 exit();
145 }
147 /* Check for old files in compile directory */
148 clean_smarty_compile_dir($smarty->compile_dir);
150 /* Language setup */
151 if ($config->data['MAIN']['LANG'] == ""){
152 $lang= get_browser_language();
153 } else {
154 $lang= $config->data['MAIN']['LANG'];
155 }
156 $lang.=".UTF-8";
157 putenv("LANGUAGE=");
158 putenv("LANG=$lang");
159 setlocale(LC_ALL, $lang);
160 $GLOBALS['t_language']= $lang;
161 $GLOBALS['t_gettext_message_dir'] = $BASE_DIR.'/locale/';
163 /* Set the text domain as 'messages' */
164 $domain = 'messages';
165 bindtextdomain($domain, "$BASE_DIR/locale");
166 textdomain($domain);
169 if ($_SERVER["REQUEST_METHOD"] != "POST"){
170 @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $lang, "Setting language to");
171 }
174 /* Check for SSL connection */
175 $ssl= "";
176 if (!isset($_SERVER['HTTPS']) ||
177 !stristr($_SERVER['HTTPS'], "on")) {
179 if (empty($_SERVER['REQUEST_URI'])) {
180 $ssl= "https://".$_SERVER['HTTP_HOST'].
181 $_SERVER['PATH_INFO'];
182 } else {
183 $ssl= "https://".$_SERVER['HTTP_HOST'].
184 $_SERVER['REQUEST_URI'];
185 }
186 }
188 /* If SSL is forced, just forward to the SSL enabled site */
189 if ($config->data['MAIN']['FORCESSL'] == 'true' && $ssl != ''){
190 header ("Location: $ssl");
191 exit;
192 }
194 /* Got a formular answer, validate and try to log in */
195 if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST['login'])){
197 /* Reset error messages */
198 $message= "";
200 /* Destroy old sessions, they cause a successfull login to relog again ...*/
201 if(isset($_SESSION['_LAST_PAGE_REQUEST'])){
202 $_SESSION['_LAST_PAGE_REQUEST'] = time();
203 }
205 $server= validate($_POST["server"]);
206 $config->set_current($server);
208 /* Admin-logon and verify */
209 $ldap = $config->get_ldap_link();
210 if (is_null($ldap) || (is_int($ldap) && $ldap == 0)){
211 print_red (_("Can't bind to LDAP. Please contact the system administrator."));
212 displayLogin();
213 exit();
214 }
216 /* Check for schema file presence */
217 if(!isset($config->data['MAIN']['SCHEMA_CHECK'])){
218 $config->data['MAIN']['SCHEMA_CHECK'] = "true";
219 }
220 if(isset($config->data['MAIN']['SCHEMA_CHECK'])&&preg_match("/true/i",$config->data['MAIN']['SCHEMA_CHECK'])){
221 $recursive = (isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true");
222 $tls = (isset($config->current['TLS']) && $config->current['TLS'] == "true");
224 # if(!is_schema_readable($config->current['SERVER'], $config->current['ADMIN'], $config->current['PASSWORD'], $recursive, $tls)){
225 #
226 # print_red(_("GOsa cannot retrieve information about the installed schema files. Please make sure, that this is possible."));
227 # displayLogin();
228 # exit() ;
229 # }else{
230 # $str = (schema_check($config->current['SERVER'],$config->current['ADMIN'],$config->current['PASSWORD'], $recursive, $tls, 0, TRUE));
231 # $checkarr = array();
232 # foreach($str as $tr){
233 # if(isset($tr['needonstartup'])){
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 == 0){
261 $message= _("Please check the username/password combination.");
262 $smarty->assign ('nextfield', 'password');
263 gosa_log ("Authentication failed for user \"$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 $_SESSION['PHP4COMPATIBLE']= TRUE;
281 }
283 /* are we using accountexpiration */
284 if((isset($config->data['MAIN']['ACCOUNT_EXPIRATION'])) &&
285 preg_match('/true/i', $config->data['MAIN']['ACCOUNT_EXPIRATION'])){
287 $expired= ldap_expired_account($config, $ui->dn, $ui->username);
289 if ($expired == 1){
290 $message= _("Account locked. Please contact your system administrator.");
291 $smarty->assign ('nextfield', 'password');
292 gosa_log ("Account for user \"$username\" has expired");
293 } elseif ($expired == 3){
294 $plist= new pluglist($config, $ui);
295 foreach ($plist->dirlist as $key => $value){
296 if (preg_match("/\bpassword\b/i",$value)){
297 $plug=$key;
298 gosa_log ("User \"$username\" password forced to change");
299 header ("Location: main.php?plug=$plug&reset=1");
300 exit;
301 }
302 }
303 }
305 /* Not account expired or password forced change go to main page */
306 gosa_log ("User \"$username\" logged in successfully");
307 header ("Location: main.php?global_check=1");
308 exit;
310 } else {
311 /* Go to main page */
312 gosa_log ("User \"$username\" logged in successfully");
313 header ("Location: main.php?global_check=1");
314 exit;
315 }
316 }
317 }
318 }
320 /* Fill template with required values */
321 $smarty->assign ('date', gmdate("D, d M Y H:i:s"));
322 $smarty->assign ('username', $username);
323 $smarty->assign ('personal_img', get_template_path('images/personal.png'));
324 $smarty->assign ('password_img', get_template_path('images/password.png'));
325 $smarty->assign ('directory_img', get_template_path('images/ldapserver.png'));
327 /* Some error to display? */
328 if (!isset($message)){
329 $message= "";
330 }
332 $smarty->assign ("message", $message);
334 /* Displasy SSL mode warning? */
335 if ($ssl != "" && $config->data['MAIN']['WARNSSL'] == 'true'){
336 $smarty->assign ("ssl", "<b>"._("Warning").":<\/b> "._("Session will not be encrypted.")." <a style=\"color:red;\" href=\"$ssl\"><b>"._("Enter SSL session")."<\/b></a>!");
337 } else {
338 $smarty->assign ("ssl", "");
339 }
341 /* Translation of cookie-warning. Whether to display it, is determined by JavaScript */
342 $smarty->assign ("cookies", "<b>"._("Warning").":<\/b> "._("Your browser has cookies disabled. Please enable cookies and reload this page before logging in!"));
345 /* Generate server list */
346 $servers= array();
347 if (isset($_POST['server'])){
348 $selected= validate($_POST['server']);
349 } else {
350 $selected= $config->data['MAIN']['DEFAULT'];
351 }
352 foreach ($config->data['LOCATIONS'] as $key => $ignored){
353 $servers[$key]= $key;
354 }
355 $smarty->assign ("server_options", $servers);
356 $smarty->assign ("server_id", $selected);
358 /* show login screen */
359 $smarty->assign ("PHPSESSID", session_id());
360 if (isset($_SESSION['errors'])){
361 $smarty->assign("errors", $_SESSION['errors']);
362 }
363 if ($error_collector != ""){
364 $smarty->assign("php_errors", $error_collector."</div>");
365 } else {
366 $smarty->assign("php_errors", "");
367 }
368 displayLogin();
371 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
372 ?>
374 </body>
375 </html>