c56a231753b1217c5ad150f15d8a9256295c5f93
1 <?php
2 /*
3 This code is part of GOsa (https://gosa.gonicus.de)
4 Copyright (C) 2003 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 /* Save start time */
22 $start = microtime();
24 /* Basic setup, remove eventually registered sessions */
25 require_once ("../include/php_setup.inc");
26 require_once ("functions.inc");
27 require_once ("functions_FAI.inc");
29 /* Set header */
30 header("Content-type: text/html; charset=UTF-8");
32 /* Find all class files and include them */
33 get_dir_list("$BASE_DIR/plugins");
35 /* Set the text domain as 'messages' */
36 $domain = 'messages';
37 bindtextdomain($domain, "$BASE_DIR/locale");
38 textdomain($domain);
40 /* Set cookie lifetime to one day (The parameter is in seconds ) */
41 session_set_cookie_params(24*60*60);
43 /* Set cache limter to one day (parameter is minutes !!)*/
44 session_cache_expire(60*24); // default is 180
46 /* Set session max lifetime, to prevent the garbage collector to delete session before timeout.
47 !! The garbage collector is a cron job on debian systems, the cronjob will fetch the timeout from
48 the php.ini, so if you use debian, you must hardcode session.gc_maxlifetime in your php.ini */
49 ini_set("session.gc_maxlifetime",24*60*60);
51 /* Remember everything we did after the last click */
52 session_start ();
54 $_SESSION['limit_exceeded'] =FALSE;
56 if ($_SERVER["REQUEST_METHOD"] == "POST"){
57 @DEBUG (DEBUG_POST, __LINE__, __FUNCTION__, __FILE__, $_POST, "_POST");
58 }
59 @DEBUG (DEBUG_POST, __LINE__, __FUNCTION__, __FILE__, $_SESSION, "_SESSION");
61 /* Logged in? Simple security check */
62 if (!isset($_SESSION['config'])){
63 new log("security","login","",array(),"main.php called without session - logging out") ;
64 header ("Location: logout.php");
65 exit;
66 }
68 /* Reset errors */
69 $_SESSION['errors'] = "";
70 $_SESSION['errorsAlreadyPosted']= array();
71 $_SESSION['LastError'] = "";
73 /* Check for uniqe ip address */
74 $ui= $_SESSION["ui"];
75 if ($_SERVER['REMOTE_ADDR'] != $ui->ip){
76 new log("security","login","",array(),"main.php called with session which has a changed IP address.") ;
77 header ("Location: logout.php");
78 exit;
79 }
80 $config= $_SESSION['config'];
82 /* Check for invalid sessions */
83 if(empty($_SESSION['_LAST_PAGE_REQUEST'])){
84 $_SESSION['_LAST_PAGE_REQUEST']= time();
85 }else{
87 /* check GOsa.conf for defined session lifetime */
88 if(isset($config->data['MAIN']['SESSION_LIFETIME'])){
89 $max_life = $config->data['MAIN']['SESSION_LIFETIME'];
90 }else{
91 $max_life = 60*60*2;
92 }
94 /* get time difference between last page reload */
95 $request_time = (time()-$_SESSION['_LAST_PAGE_REQUEST']);
97 /* If page wasn't reloaded for more than max_life seconds
98 * kill session
99 */
100 if($request_time > $max_life){
101 session_unset();
102 new log("security","login","",array(),"main.php called without session - logging out") ;
103 header ("Location: logout.php");
104 exit;
105 }
106 $_SESSION['_LAST_PAGE_REQUEST'] = time();
107 }
110 @DEBUG (DEBUG_CONFIG, __LINE__, __FUNCTION__, __FILE__, $config->data, "config");
112 /* Set template compile directory */
113 if (isset ($config->data['MAIN']['COMPILE'])){
114 $smarty->compile_dir= $config->data['MAIN']['COMPILE'];
115 } else {
116 $smarty->compile_dir= '/var/spool/gosa/';
117 }
119 /* Set default */
120 $reload_navigation = false;
122 /* Set last initialised language to current, browser settings */
123 if((!isset($_SESSION['Last_init_lang']))){
124 $reload_navigation = true;
125 $_SESSION['Last_init_lang'] = get_browser_language();
126 }
128 /* If last language != current force navi reload */
129 $lang= get_browser_language();
130 if($_SESSION['Last_init_lang'] != $lang){
131 $reload_navigation = true;
132 }
134 /* Language setup */
135 $_SESSION['Last_init_lang'] = $lang;
137 /* Preset current main base */
138 if(!isset($_SESSION['CurrentMainBase'])){
139 $_SESSION['CurrentMainBase']= get_base_from_people($ui->dn);
140 }
142 putenv("LANGUAGE=");
143 putenv("LANG=$lang");
144 setlocale(LC_ALL, $lang);
145 $GLOBALS['t_language']= $lang;
146 $GLOBALS['t_gettext_message_dir'] = $BASE_DIR.'/locale/';
148 /* Set the text domain as 'messages' */
149 $domain = 'messages';
150 bindtextdomain($domain, "$BASE_DIR/locale");
151 textdomain($domain);
152 @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $lang, "Setting language to");
154 /* Prepare plugin list */
155 if (!isset($_SESSION['plist'])){
156 $_SESSION['plist']= new pluglist($config, $ui);
158 /* Load ocMapping into userinfo */
159 $tmp= new acl($config, NULL, $ui->dn);
160 $ui->ocMapping= $tmp->ocMapping;
161 $_SESSION['ui']= $ui;
162 }
163 $plist= $_SESSION['plist'];
165 /* Check for register globals */
166 if (isset($global_check) && $config->data['MAIN']['FORCEGLOBALS'] == 'true'){
167 echo _("FATAL: Register globals is on. GOsa will refuse to login unless this is fixed by an administrator.");
168 new log("security","login","",array(),"Register globals is on. For security reasons, this should be turned off.") ;
169 session_destroy ();
170 exit ();
171 }
173 /* Check Plugin variable */
174 if (isset($_SESSION['plugin_dir'])){
175 $old_plugin_dir= $_SESSION['plugin_dir'];
176 } else {
177 $old_plugin_dir= "";
178 }
179 if (isset($_GET['plug'])){
180 $plug= validate($_GET['plug']);
181 $plugin_dir= $plist->get_path($plug);
182 $_SESSION['plugin_dir']= $plugin_dir;
183 if ($plugin_dir == ""){
184 new log("security","gosa","",array(),"main.php called with invalid plug parameter \"$plug\"") ;
185 header ("Location: logout.php");
186 exit;
187 }
188 } else {
189 /* set to welcome page as default plugin */
190 $_SESSION['plugin_dir']= "welcome";
191 $plugin_dir= "$BASE_DIR/plugins/generic/welcome";
192 }
194 /* Check if we need to delete a lock */
195 if ($old_plugin_dir != $plugin_dir){
196 if (is_file("$old_plugin_dir/main.inc")){
197 $remove_lock= true;
198 require_once ("$old_plugin_dir/main.inc");
199 }
200 }
201 $remove_lock= false;
203 /* Check for sizelimits */
204 eval_sizelimit();
206 /* Check for memory */
207 if (function_exists("memory_get_usage")){
208 if (memory_get_usage() > (to_byte(ini_get('memory_limit')) - 2048000 )){
209 print_red(_("Warning: memory is getting low - please increase the memory_limit!"));
210 }
211 }
213 /* Redirect on back event */
214 if ($_SERVER["REQUEST_METHOD"] == "POST"){
216 /* Look for button events that match /^back[0-9]+$/,
217 extract the number and step the correct plugin. */
218 foreach ($_POST as $key => $value){
219 if (preg_match("/^back[0-9]+$/", $key)){
220 $back= substr($key, 4);
221 header ("Location: main.php?plug=$back");
222 exit;
223 }
224 }
225 }
227 /* Redirect on password back event */
228 if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST['password_back'])){
229 header ("Location: main.php");
230 exit;
231 }
233 /* Check for multiple windows logout */
234 if ($_SERVER["REQUEST_METHOD"] == "POST"){
235 if (isset($_POST['reset_session'])){
236 header ("Location: logout.php");
237 exit;
238 }
240 if (isset($_POST['cancel_lock'])){
241 unset ($_SESSION['dn']);
242 }
243 }
246 /* Load department list when plugin has changed. That is some kind of
247 compromise between speed and beeing up to date */
248 if (isset($_GET['reset'])){
249 if (isset($_SESSION['objectinfo'])){
250 unset ($_SESSION['objectinfo']);
251 }
252 }
254 /* Install eGOsa hooks, convert _POST to _SESSION['POST'] */
255 if(isset($_GET['explorer'])){
256 $_SESSION{'eGosa'}=1;
257 }
258 if(isset($_SESSION['POST'])){
259 $_SERVER["REQUEST_METHOD"] = "POST";
260 foreach ($_SESSION['POST'] as $key => $dummy){
261 $_POST[$key]=$_SESSION['POST'][$key];
262 }
263 unset($_SESSION['POST']);
264 }
266 /* show web frontend */
267 $smarty->assign ("date", date("l, dS F Y H:i:s O"));
268 $smarty->assign ("must", "<font class=\"must\">*</font>");
269 if (isset($plug)){
270 $plug= "?plug=$plug";
271 } else {
272 $plug= "";
273 }
274 if ($_SESSION['js']==FALSE){
275 $smarty->assign("javascript", "false");
276 $smarty->assign("help_method", "href='helpviewer.php$plug' target='_blank'");
277 } else {
278 $smarty->assign("javascript", "true");
279 $smarty->assign("help_method"," onclick=\"return popup('helpviewer.php$plug','GOsa help');\"");
280 }
282 $smarty->assign ("username", $ui->username);
283 $smarty->assign ("go_logo", get_template_path('images/go_logo.png'));
284 $smarty->assign ("go_base", get_template_path('images/dtree.png'));
285 $smarty->assign ("go_home", get_template_path('images/gohome.png'));
286 $smarty->assign ("go_out", get_template_path('images/stop.png'));
287 $smarty->assign ("go_top", get_template_path('images/go_top.png'));
288 $smarty->assign ("go_corner", get_template_path('images/go_corner.png'));
289 $smarty->assign ("go_left", get_template_path('images/go_left.png'));
290 $smarty->assign ("go_help", get_template_path('images/help.png'));
292 /* reload navigation if language changed*/
293 if($reload_navigation){
294 $plist->menu="";;
295 }
296 $plist->gen_headlines();
297 $plist->gen_menu();
298 $smarty->assign ("menu", $plist->menu);
299 $smarty->assign ("plug", "$plug");
301 $header= "<!-- headers.tpl-->".$smarty->fetch(get_template_path('headers.tpl'));
303 /* React on clicks */
304 if ($_SERVER["REQUEST_METHOD"] == "POST"){
306 /* 'delete_lock' is set by the lock removal dialog. We should remove the
307 lock at this point globally. Plugins do not need to remove it. */
308 if (isset($_POST['delete_lock']) && isset($_SESSION['dn'])){
309 del_lock ($_SESSION['dn']);
311 /* Set old Post data */
312 if(isset($_SESSION['LOCK_VARS_USED'])){
313 foreach($_SESSION['LOCK_VARS_USED'] as $name => $value){
314 $_GET[$name] = $value;
315 $_POST[$name] = $value;
316 }
317 }
318 sess_del ('dn');
319 }
322 /* I don't want multiple browser windows open. One way to check it is
323 to count a hidden field and warn the user if SESSION and INPUT count
324 differ. */
325 if (isset($_POST['session_cnt'])){
326 if ($_POST['session_cnt'] != $_SESSION['session_cnt']){
327 $smarty->display(get_template_path('conflict.tpl'));
328 exit ();
329 }
330 $_SESSION['session_cnt']= $_SESSION['session_cnt'] + 1;
331 $_SESSION['post_cnt']= validate($_POST['session_cnt']) + 1;
332 }
333 }
335 /* Only generate hidden click counter, if post_cnt is defined */
336 if (isset ($_SESSION['post_cnt'])){
337 echo "<input type=\"hidden\" name=\"session_cnt\" value=\"".$_SESSION['post_cnt']."\">\n";
338 }
340 /* check if we are using account expiration */
341 if((isset($config->data['MAIN']['ACCOUNT_EXPIRATION'])) &&
342 preg_match('/true/i', $config->data['MAIN']['ACCOUNT_EXPIRATION'])){
344 $expired= ldap_expired_account($config, $ui->dn, $ui->username);
346 if ($expired == 2){
347 new log("security","gosa","",array(),"password for user \"$ui->username\" is about to expire") ;
348 print_red(_("Your password is about to expire, please change your password"));
349 }
350 }
352 /* Load plugin */
353 if (is_file("$plugin_dir/main.inc")){
354 require_once ("$plugin_dir/main.inc");
355 } else {
356 echo sprintf(_("FATAL: Can't find any plugin definitions for plugin '%s'!"), $plug);
357 exit();
358 }
361 /* Print_out last ErrorMessage repeated string. */
363 $smarty->assign("contents", $display);
365 /* Assign erros to smarty */
366 if (isset($_SESSION['errors'])){
367 $smarty->assign("errors", $_SESSION['errors']);
368 }
369 if ($error_collector != ""){
370 $smarty->assign("php_errors", preg_replace("/%BUGBODY%/",$error_collector_mailto,$error_collector)."</div>");
371 } else {
372 $smarty->assign("php_errors", "");
373 }
375 /* Set focus to the error button if we've an error message */
376 $focus= "";
377 if (isset($_SESSION['errors']) && $_SESSION['errors'] != ""){
378 $focus= '<script language="JavaScript" type="text/javascript">';
379 $focus.= 'document.forms[0].error_accept.focus();';
380 $focus.= '</script>';
381 }
382 $smarty->assign("focus", $focus);
384 $display= $header.$smarty->fetch(get_template_path('framework.tpl'));
386 /* Save dialog filters and selected base in a cookie.
387 So we may be able to restore the filter an base settings on reload.
388 */
389 if(isset($config->data['MAIN']['SAVE_FILTER']) && preg_match("/true/",$config->data['MAIN']['SAVE_FILTER'])){
390 $cookie_vars = array("MultiDialogFilters","CurrentMainBase");
391 foreach($cookie_vars as $var){
392 if(isset($_SESSION[$var])){
393 setcookie($var,base64_encode(serialize($_SESSION[$var])),time()+ 60*60*24*30);
394 }
395 }
396 }
398 /* Show page... */
399 echo $display;
401 /* Save plist and config */
402 $_SESSION['plist']= $plist;
403 $_SESSION['config']= $config;
405 /* Echo compilation time */
406 #echo "<p align='right'>".get_MicroTimeDiff($start,microtime())."</p>";
408 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
409 ?>