1 <?php
2 /*
3 * This code is part of GOsa (http://www.gosa-project.org)
4 * Copyright (C) 2003-2008 GONICUS GmbH
5 *
6 * ID: $$Id$$
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
23 /* Save start time */
24 $start = microtime();
26 /* Basic setup, remove eventually registered sessions */
27 require_once ("../include/php_setup.inc");
28 require_once ("functions.inc");
30 /* Set header */
31 header("Content-type: text/html; charset=UTF-8");
33 /* Set the text domain as 'messages' */
34 $domain = 'messages';
35 bindtextdomain($domain, LOCALE_DIR);
36 textdomain($domain);
38 /* Remember everything we did after the last click */
39 session::start();
40 session::set('errorsAlreadyPosted',array());
41 session::global_set('runtime_cache',array());
42 session::set('limit_exceeded',FALSE);
44 pathNavigator::clear();
46 if ($_SERVER["REQUEST_METHOD"] == "POST"){
47 @DEBUG (DEBUG_POST, __LINE__, __FUNCTION__, __FILE__, $_POST, "_POST");
48 }
49 @DEBUG (DEBUG_POST, __LINE__, __FUNCTION__, __FILE__, session::get_all(), "_SESSION");
51 /* Logged in? Simple security check */
52 if (!session::global_is_set('config')){
53 new log("security","login","",array(),"main.php called without session - logging out") ;
54 header ("Location: logout.php");
55 exit;
56 }
58 /* Check for uniqe ip address */
59 $ui= session::global_get('ui');
60 if ($_SERVER['REMOTE_ADDR'] != $ui->ip){
61 new log("security","login","",array(),"main.php called with session which has a changed IP address.") ;
62 header ("Location: logout.php");
63 exit;
64 }
65 $config= session::global_get('config');
66 $config->check_and_reload();
68 /* Enable compressed output */
69 if ($config->get_cfg_value("sendCompressedOutput") == "true"){
70 ob_start("ob_gzhandler");
71 }
73 /* Check for invalid sessions */
74 if(session::global_get('_LAST_PAGE_REQUEST') == ""){
75 session::global_set('_LAST_PAGE_REQUEST',time());
76 }else{
78 /* check GOsa.conf for defined session lifetime */
79 $max_life= $config->get_cfg_value("sessionLifetime", 60*60*2);
81 /* get time difference between last page reload */
82 $request_time = (time()- session::global_get('_LAST_PAGE_REQUEST'));
84 /* If page wasn't reloaded for more than max_life seconds
85 * kill session
86 */
87 if($request_time > $max_life){
88 session::destroy();
89 new log("security","login","",array(),"main.php called without session - logging out") ;
90 header ("Location: logout.php");
91 exit;
92 }
93 session::global_set('_LAST_PAGE_REQUEST',time());
94 }
97 @DEBUG (DEBUG_CONFIG, __LINE__, __FUNCTION__, __FILE__, $config->data, "config");
99 /* Set template compile directory */
100 $smarty->compile_dir= $config->get_cfg_value("templateCompileDirectory", '/var/spool/gosa');
101 $smarty->error_unassigned= true;
103 /* Set default */
104 $reload_navigation = false;
106 /* Set last initialised language to current, browser settings */
107 if(!session::global_is_set('Last_init_lang')){
108 $reload_navigation = true;
109 session::global_set('Last_init_lang',get_browser_language());
110 }
112 /* If last language != current force navi reload */
113 $lang= get_browser_language();
114 if(session::global_get('Last_init_lang') != $lang){
115 $reload_navigation = true;
116 }
118 /* Language setup */
119 session::global_set('Last_init_lang',$lang);
121 /* Preset current main base */
122 if(!session::global_is_set('CurrentMainBase')){
123 session::global_set('CurrentMainBase',get_base_from_people($ui->dn));
124 }
126 putenv("LANGUAGE=");
127 putenv("LANG=$lang");
128 setlocale(LC_ALL, $lang);
129 $GLOBALS['t_language']= $lang;
130 $GLOBALS['t_gettext_message_dir'] = $BASE_DIR.'/locale/';
132 /* Check if the config is up to date */
133 $config->check_config_version();
135 /* Set the text domain as 'messages' */
136 $domain = 'messages';
137 bindtextdomain($domain, LOCALE_DIR);
138 textdomain($domain);
139 @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $lang, "Setting language to");
141 /* Prepare plugin list */
142 if (!session::global_is_set('plist')){
143 /* Initially load all classes */
144 $class_list= get_declared_classes();
145 foreach ($class_mapping as $class => $path){
146 if (!in_array($class, $class_list)){
147 if (is_readable("$BASE_DIR/$path")){
148 require_once("$BASE_DIR/$path");
149 } else {
150 msg_dialog::display(_("Fatal error"),
151 sprintf(_("Cannot locate file %s - please run %s to fix this"),
152 bold("$BASE_DIR/$path"), bold("update-gosa")), FATAL_ERROR_DIALOG);
153 exit;
154 }
155 }
156 }
158 session::global_set('plist', new pluglist($config, $ui));
160 /* Load ocMapping into userinfo */
161 $tmp= new acl($config, NULL, $ui->dn);
162 $ui->ocMapping= $tmp->ocMapping;
163 session::global_set('ui',$ui);
164 }
165 $plist= session::global_get('plist');
167 /* Check for register globals */
168 if (isset($global_check) && $config->get_cfg_value("forceglobals") == "true"){
169 msg_dialog::display(
170 _("PHP configuration"),
171 _("FATAL: Register globals is active. Please fix this in order to continue."),
172 FATAL_ERROR_DIALOG);
174 new log("security","login","",array(),"Register globals is on. For security reasons, this should be turned off.") ;
175 session::destroy ();
176 exit;
177 }
179 /* Check Plugin variable */
180 if (session::global_is_set('plugin_dir')){
181 $old_plugin_dir= session::global_get('plugin_dir');
182 } else {
183 $old_plugin_dir= "";
184 }
185 if (isset($_GET['plug']) && $plist->plugin_access_allowed($_GET['plug'])){
186 $plug= validate($_GET['plug']);
187 $plugin_dir= $plist->get_path($plug);
188 session::global_set('plugin_dir',$plugin_dir);
189 if ($plugin_dir == ""){
190 new log("security","gosa","",array(),"main.php called with invalid plug parameter \"$plug\"") ;
191 header ("Location: logout.php");
192 exit;
193 }
194 } else {
196 /* set to welcome page as default plugin */
197 session::global_set('plugin_dir',"welcome");
198 $plugin_dir= "$BASE_DIR/plugins/generic/welcome";
199 }
201 /* Handle plugin locks.
202 - Remove the plugin from session if we switched to another. (cleanup)
203 - Remove all created locks if "reset" was posted.
204 - Remove all created locks if we switched to another plugin.
205 */
206 $cleanup = FALSE;
207 $remove_lock= FALSE;
209 /* Check if we have changed the selected plugin
210 */
211 if($old_plugin_dir != $plugin_dir && $old_plugin_dir != ""){
212 if (is_file("$old_plugin_dir/main.inc")){
213 $cleanup = $remove_lock = TRUE;
214 require ("$old_plugin_dir/main.inc");
215 $cleanup = $remove_lock = FALSE;
216 }
217 }else // elseif
219 /* Reset was posted, remove all created locks for the current plugin
220 */
221 if((isset($_GET['reset']) && $_GET['reset'] == 1) || isset($_POST['delete_lock'])){
222 $remove_lock = TRUE;
223 }
225 /* Check for sizelimits */
226 eval_sizelimit();
228 /* Check for memory */
229 if (function_exists("memory_get_usage")){
230 if (memory_get_usage() > (to_byte(ini_get('memory_limit')) - 2048000 )){
231 msg_dialog::display(_("Configuration error"), _("Running out of memory!"), WARNING_DIALOG);
232 }
233 }
235 /* Redirect on back event */
236 if ($_SERVER["REQUEST_METHOD"] == "POST"){
238 /* Look for button events that match /^back[0-9]+$/,
239 extract the number and step the correct plugin. */
240 foreach ($_POST as $key => $value){
241 if (preg_match("/^back[0-9]+$/", $key)){
242 $back= substr($key, 4);
243 header ("Location: main.php?plug=$back");
244 exit;
245 }
246 }
247 }
249 /* Redirect on password back event */
250 if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST['password_back'])){
251 header ("Location: main.php");
252 exit;
253 }
255 /* Check for multiple windows logout */
256 if ($_SERVER["REQUEST_METHOD"] == "POST"){
257 if (isset($_POST['reset_session'])){
258 header ("Location: logout.php");
259 exit;
260 }
261 }
264 /* Load department list when plugin has changed. That is some kind of
265 compromise between speed and beeing up to date */
266 if (isset($_GET['reset'])){
267 set_object_info();
268 }
270 /* show web frontend */
271 $smarty->assign ("title","GOsa");
272 $smarty->assign ("logo", image(get_template_path("images/logo.png")));
273 $smarty->assign ("logoutimage", get_template_path("images/btn-logout.png"));
274 $smarty->assign ("date", date("l, dS F Y H:i:s O"));
275 $smarty->assign ("lang", preg_replace('/_.*$/', '', $lang));
276 $smarty->assign ("must", "<span class='required'>*</span>");
277 if (isset($plug)){
278 $plug= "?plug=$plug";
279 } else {
280 $plug= "";
281 }
282 if (session::global_get('js')==FALSE){
283 $smarty->assign("javascript", "false");
284 $smarty->assign("help_method", "href='helpviewer.php$plug' target='_blank'");
285 } else {
286 $smarty->assign("javascript", "true");
287 $smarty->assign("help_method"," onclick=\"return popup('helpviewer.php$plug','GOsa help');\"");
288 }
290 if($ui->ignore_acl_for_current_user()){
291 $smarty->assign ("loggedin", "<font color='red'>"._("ACLs are disabled")."</font> ".sprintf(_("You're logged in as %s"), "<span>".$ui->cn." [".$ui->username."]</span>"));
292 }else{
293 $smarty->assign ("loggedin", sprintf(_("You're logged in as %s"), "<span>".$ui->cn." [".$ui->username."]</span>"));
294 }
295 $smarty->assign ("go_logo", get_template_path('images/go_logo.png'));
296 $smarty->assign ("go_base", get_template_path('images/dtree.png'));
297 $smarty->assign ("go_home", get_template_path('images/gohome.png'));
298 $smarty->assign ("go_out", get_template_path('images/logout.png'));
299 $smarty->assign ("go_top", get_template_path('images/go_top.png'));
300 $smarty->assign ("go_corner", get_template_path('images/go_corner.png'));
301 $smarty->assign ("go_left", get_template_path('images/go_left.png'));
302 $smarty->assign ("go_help", get_template_path('images/help.png'));
304 /* reload navigation if language changed*/
305 if($reload_navigation){
306 $plist->menu="";
307 }
308 $smarty->assign ("menu", $plist->gen_menu());
309 $smarty->assign ("plug", "$plug");
311 $smarty->assign("iePngWorkaround", $config->get_cfg_value("iePngWorkaround","false" ) == "true");
312 $smarty->assign("usePrototype", "false");
314 /* React on clicks */
315 if ($_SERVER["REQUEST_METHOD"] == "POST"){
316 if (isset($_POST['delete_lock']) || isset($_POST['open_readonly'])){
318 /* Set old Post data */
319 if(session::global_is_set('LOCK_VARS_USED_GET')){
320 foreach(session::global_get('LOCK_VARS_USED_GET') as $name => $value){
321 $_GET[$name] = $value;
322 }
323 }
324 if(session::global_is_set('LOCK_VARS_USED_POST')){
325 foreach(session::global_get('LOCK_VARS_USED_POST') as $name => $value){
326 $_POST[$name] = $value;
327 }
328 }
329 if(session::global_is_set('LOCK_VARS_USED_REQUEST')){
330 foreach(session::global_get('LOCK_VARS_USED_REQUEST') as $name => $value){
331 $_REQUEST[$name] = $value;
332 }
333 }
334 }
335 }
337 /* check if we are using account expiration */
338 if ($config->get_cfg_value("handleExpiredAccounts") == "true"){
339 $expired= ldap_expired_account($config, $ui->dn, $ui->username);
341 if ($expired == 2){
342 new log("security","gosa","",array(),"password for user \"$ui->username\" is about to expire") ;
343 msg_dialog::display(_("Password change"), _("Your password is about to expire, please change your password!"), INFO_DIALOG);
344 }
345 }
347 /* Load plugin */
348 if (is_file("$plugin_dir/main.inc")){
349 $display ="";
350 require ("$plugin_dir/main.inc");
351 } else {
352 msg_dialog::display(
353 _("Plugin"),
354 sprintf(_("FATAL: Cannot find any plugin definitions for plugin %s!"), bold($plug)),
355 FATAL_ERROR_DIALOG);
356 exit();
357 }
360 /* Print_out last ErrorMessage repeated string. */
361 $smarty->assign("msg_dialogs", msg_dialog::get_dialogs());
362 $smarty->assign ("pathMenu", $plist->genPathMenu());
363 $smarty->assign("contents", $display);
365 /* If there's some post, take a look if everything is there... */
366 if (isset($_POST) && count($_POST)){
367 if (!isset($_POST['php_c_check'])){
368 msg_dialog::display(
369 _("Configuration Error"),
370 sprintf(_("FATAL: not all POST variables have been transfered by PHP - please inform your administrator!")),
371 FATAL_ERROR_DIALOG);
372 exit();
373 }
374 }
376 /* Assign erros to smarty */
377 if (session::is_set('errors')){
378 $smarty->assign("errors", session::get('errors'));
379 }
380 if ($error_collector != ""){
381 $smarty->assign("php_errors", preg_replace("/%BUGBODY%/",$error_collector_mailto,$error_collector)."</div>");
382 } else {
383 $smarty->assign("php_errors", "");
384 }
386 /* Set focus to the error button if we've an error message */
387 $focus= "";
388 if (session::is_set('errors') && session::get('errors') != ""){
389 $focus= '<script language="JavaScript" type="text/javascript">';
390 $focus.= 'document.forms[0].error_accept.focus();';
391 $focus.= '</script>';
392 }
394 $focus= '<script language="JavaScript" type="text/javascript">';
395 $focus.= 'next_msg_dialog();';
396 $focus.= '</script>';
397 $smarty->assign("focus", $focus);
399 /* Set channel if needed */
400 #TODO: * move all global session calls to global_
401 # * create a new channel where needed (mostly management dialogues)
402 # * remove regulary created channels when not needed anymore
403 # * take a look at external php calls (i.e. get fax, ldif, etc.)
404 # * handle aborted sessions (by pressing anachors i.e. Main, Menu, etc.)
405 # * check lock removals, is "dn" global or not in this case?
406 # * last page request -> global or not?
407 # * check that filters are still global
408 # * maxC global?
409 if (isset($_POST['_channel_'])){
410 echo "DEBUG - current channel: ".$_POST['_channel_'];
411 $smarty->assign("channel", $_POST['_channel_']);
412 } else {
413 $smarty->assign("channel", "");
414 }
416 $display= "<!-- headers.tpl-->".$smarty->fetch(get_template_path('headers.tpl')).
417 $smarty->fetch(get_template_path('framework.tpl'));
419 /* Save dialog filters and selected base in a cookie.
420 So we may be able to restore the filter an base settings on reload.
421 */
422 $cookie = array();
424 if(isset($_COOKIE['GOsa_Filter_Settings'])){
425 $cookie = unserialize(base64_decode($_COOKIE['GOsa_Filter_Settings']));
426 }elseif(isset($HTTP_COOKIE_VARS['GOsa_Filter_Settings'])){
427 $cookie = unserialize(base64_decode($HTTP_COOKIE_VARS['GOsa_Filter_Settings']));
428 }
430 /* Save filters? */
431 if($config->get_cfg_value("storeFilterSettings") == "true"){
432 $cookie_vars = array("MultiDialogFilters","CurrentMainBase");
433 foreach($cookie_vars as $var){
434 if(session::global_is_set($var)){
435 $cookie[$ui->dn][$var] = session::global_get($var);
436 }
437 }
438 if(isset($_GET['plug'])){
439 $cookie[$ui->dn]['plug'] = $_GET['plug'];
440 }
441 @setcookie("GOsa_Filter_Settings",base64_encode(serialize($cookie)),time() + (60*60*24));
442 }
444 /* Show page... */
445 echo $display;
447 /* Save plist and config */
448 session::global_set('plist',$plist);
449 session::global_set('config',$config);
450 session::set('errorsAlreadyPosted',array());
452 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
453 ?>