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 $smarty->assign ("ssl", "<b>"._("Warning").":</b> "._("Session will not be encrypted.")." <a style=\"color:red;\" href=\"$ssl\"><b>"._("Enter SSL session")."</b></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 require_once("functions_setup.inc");
222 $recursive = (isset($config->current['RECURSIVE']) && $config->current['RECURSIVE'] == "true");
223 $tls = (isset($config->current['TLS']) && $config->current['TLS'] == "true");
225 if(!is_schema_readable($config->current['SERVER'], $config->current['ADMIN'], $config->current['PASSWORD'], $recursive, $tls)){
227 print_red(_("GOsa cannot retrieve information about the installed schema files. Please make sure, that this is possible."));
228 displayLogin();
229 exit() ;
230 }else{
231 $str = (schema_check($config->current['SERVER'],$config->current['ADMIN'],$config->current['PASSWORD'], $recursive, $tls, 0, TRUE));
232 $checkarr = array();
233 foreach($str as $tr){
234 if(isset($tr['needonstartup'])){
235 print_red($tr['msg']."<br>"._("Your ldap setup contains old schema definitions. Please re-run the setup."));
236 displayLogin();
237 exit() ;
238 }
239 }
240 }
241 }
242 /* Check for locking area */
243 $ldap->cat($config->current['CONFIG'], array("dn"));
244 $attrs= $ldap->fetch();
245 if (!count ($attrs)){
246 $ldap->cd($config->current['BASE']);
247 $ldap->create_missing_trees($config->current['CONFIG']);
248 }
250 /* Check for at least one subtreeACL in the complete tree */
251 $ldap->cd($config->current['BASE']);
252 $ldap->search("(&(objectClass=gosaObject)(gosaSubtreeACL=:all))");
253 if ($ldap->count() < 1){
254 print_red(_("You're missing an administrative account for GOsa, you'll not be able to administrate anything!"));
255 displayLogin();
256 exit();
257 }
259 /* Check for valid input */
260 $username= $_POST["username"];
261 if (!ereg("^[A-Za-z0-9_.-]+$", $username)){
262 $message= _("Please specify a valid username!");
263 } elseif (mb_strlen($_POST["password"], 'UTF-8') == 0){
264 $message= _("Please specify your password!");
265 $smarty->assign ('nextfield', 'password');
266 } else {
268 /* Login as user, initialize user ACL's */
269 $ui= ldap_login_user($username, $_POST["password"]);
270 if ($ui === NULL || $ui == 0){
271 $message= _("Please check the username/password combination.");
272 $smarty->assign ('nextfield', 'password');
273 gosa_log ("Authentication failed for user \"$username\"");
274 } else {
275 /* Remove all locks of this user */
276 del_user_locks($ui->dn);
278 /* Save userinfo and plugin structure */
279 $_SESSION['ui']= $ui;
280 $_SESSION['session_cnt']= 0;
282 /* Let GOsa trigger a new connection for each POST, save
283 config to session. */
284 $config->get_departments();
285 $config->make_idepartments();
286 $_SESSION['config']= $config;
288 /* are we using accountexpiration */
289 if((isset($config->data['MAIN']['ACCOUNT_EXPIRATION'])) &&
290 preg_match('/true/i', $config->data['MAIN']['ACCOUNT_EXPIRATION'])){
292 $expired= ldap_expired_account($config, $ui->dn, $ui->username);
294 if ($expired == 1){
295 $message= _("Account locked. Please contact your system administrator.");
296 $smarty->assign ('nextfield', 'password');
297 gosa_log ("Account for user \"$username\" has expired");
298 } elseif ($expired == 3){
299 $plist= new pluglist($config, $ui);
300 foreach ($plist->dirlist as $key => $value){
301 if (preg_match("/\bpassword\b/i",$value)){
302 $plug=$key;
303 gosa_log ("User \"$username\" password forced to change");
304 header ("Location: main.php?plug=$plug&reset=1");
305 exit;
306 }
307 }
308 }
310 /* Not account expired or password forced change go to main page */
311 gosa_log ("User \"$username\" logged in successfully");
312 header ("Location: main.php?global_check=1");
313 exit;
315 } else {
316 /* Go to main page */
317 gosa_log ("User \"$username\" logged in successfully");
318 header ("Location: main.php?global_check=1");
319 exit;
320 }
321 }
322 }
323 }
325 /* Fill template with required values */
326 $smarty->assign ('date', gmdate("D, d M Y H:i:s"));
327 $smarty->assign ('username', $username);
328 $smarty->assign ('personal_img', get_template_path('images/personal.png'));
329 $smarty->assign ('password_img', get_template_path('images/password.png'));
330 $smarty->assign ('directory_img', get_template_path('images/ldapserver.png'));
332 /* Some error to display? */
333 if (!isset($message)){
334 $message= "";
335 }
337 $smarty->assign ("message", $message);
339 /* Displasy SSL mode warning? */
340 if ($ssl != "" && $config->data['MAIN']['WARNSSL'] == 'true'){
341 $smarty->assign ("ssl", "<b>"._("Warning").":<\/b> "._("Session will not be encrypted.")." <a style=\"color:red;\" href=\"$ssl\"><b>"._("Enter SSL session")."<\/b></a>!");
342 } else {
343 $smarty->assign ("ssl", "");
344 }
346 /* Translation of cookie-warning. Whether to display it, is determined by JavaScript */
347 $smarty->assign ("cookies", "<b>"._("Warning").":<\/b> "._("Your browser has cookies disabled. Please enable cookies and reload this page before logging in!"));
350 /* Generate server list */
351 $servers= array();
352 if (isset($_POST['server'])){
353 $selected= validate($_POST['server']);
354 } else {
355 $selected= $config->data['MAIN']['DEFAULT'];
356 }
357 foreach ($config->data['LOCATIONS'] as $key => $ignored){
358 $servers[$key]= $key;
359 }
360 $smarty->assign ("server_options", $servers);
361 $smarty->assign ("server_id", $selected);
363 /* show login screen */
364 $smarty->assign ("PHPSESSID", session_id());
365 if (isset($_SESSION['errors'])){
366 $smarty->assign("errors", $_SESSION['errors']);
367 }
368 if ($error_collector != ""){
369 $smarty->assign("php_errors", $error_collector."</div>");
370 } else {
371 $smarty->assign("php_errors", "");
372 }
373 displayLogin();
376 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
377 ?>
379 </body>
380 </html>