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();
67 $config->configRegistry->reload();
69 /* Enable compressed output */
70 if ($config->get_cfg_value("core","sendCompressedOutput") == "true"){
71 ob_start("ob_gzhandler");
72 }
74 /* Check for invalid sessions */
75 if(session::global_get('_LAST_PAGE_REQUEST') == ""){
76 session::global_set('_LAST_PAGE_REQUEST',time());
77 }else{
79 /* check GOsa.conf for defined session lifetime */
80 $max_life= $config->get_cfg_value("core","sessionLifetime");
82 /* get time difference between last page reload */
83 $request_time = (time()- session::global_get('_LAST_PAGE_REQUEST'));
85 /* If page wasn't reloaded for more than max_life seconds
86 * kill session
87 */
88 if($request_time > $max_life){
89 session::destroy();
90 new log("security","login","",array(),"main.php called without session - logging out") ;
91 header ("Location: logout.php");
92 exit;
93 }
94 session::global_set('_LAST_PAGE_REQUEST',time());
95 }
98 @DEBUG (DEBUG_CONFIG, __LINE__, __FUNCTION__, __FILE__, $config->data, "config");
100 /* Set template compile directory */
101 $smarty->compile_dir= $config->get_cfg_value("core","templateCompileDirectory");
102 $smarty->error_unassigned= true;
104 /* Set default */
105 $reload_navigation = false;
107 /* Set last initialised language to current, browser settings */
108 if(!session::global_is_set('Last_init_lang')){
109 $reload_navigation = true;
110 session::global_set('Last_init_lang',get_browser_language());
111 }
113 /* If last language != current force navi reload */
114 $lang= get_browser_language();
115 if(session::global_get('Last_init_lang') != $lang){
116 $reload_navigation = true;
117 }
119 /* Language setup */
120 session::global_set('Last_init_lang',$lang);
122 /* Preset current main base */
123 if(!session::global_is_set('CurrentMainBase')){
124 session::global_set('CurrentMainBase',get_base_from_people($ui->dn));
125 }
127 putenv("LANGUAGE=");
128 putenv("LANG=$lang");
129 setlocale(LC_ALL, $lang);
130 $GLOBALS['t_language']= $lang;
131 $GLOBALS['t_gettext_message_dir'] = $BASE_DIR.'/locale/';
133 /* Check if the config is up to date */
134 $config->check_config_version();
136 /* Set the text domain as 'messages' */
137 $domain = 'messages';
138 bindtextdomain($domain, LOCALE_DIR);
139 textdomain($domain);
140 @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $lang, "Setting language to");
142 /* Prepare plugin list */
143 if (!session::global_is_set('plist')){
144 /* Initially load all classes */
145 $class_list= get_declared_classes();
146 foreach ($class_mapping as $class => $path){
147 if (!in_array($class, $class_list)){
148 if (is_readable("$BASE_DIR/$path")){
149 require_once("$BASE_DIR/$path");
150 } else {
151 msg_dialog::display(_("Fatal error"),
152 sprintf(_("Cannot locate file %s - please run %s to fix this"),
153 bold("$BASE_DIR/$path"), bold("update-gosa")), FATAL_ERROR_DIALOG);
154 exit;
155 }
156 }
157 }
159 session::global_set('plist', new pluglist($config, $ui));
161 /* Load ocMapping into userinfo */
162 $tmp= new acl($config, NULL, $ui->dn);
163 $ui->ocMapping= $tmp->ocMapping;
164 session::global_set('ui',$ui);
165 }
166 $plist= session::global_get('plist');
168 /* Check for register globals */
169 if (isset($global_check) && $config->boolValueIsTrue("core","forceGlobals")){
170 msg_dialog::display(
171 _("PHP configuration"),
172 _("FATAL: Register globals is active. Please fix this in order to continue."),
173 FATAL_ERROR_DIALOG);
175 new log("security","login","",array(),"Register globals is on. For security reasons, this should be turned off.") ;
176 session::destroy ();
177 exit;
178 }
180 /* Check Plugin variable */
181 if (session::global_is_set('plugin_dir')){
182 $old_plugin_dir= session::global_get('plugin_dir');
183 } else {
184 $old_plugin_dir= "";
185 }
186 if (isset($_GET['plug']) && $plist->plugin_access_allowed($_GET['plug'])){
187 $plug= validate($_GET['plug']);
188 $plugin_dir= $plist->get_path($plug);
189 session::global_set('plugin_dir',$plugin_dir);
190 if ($plugin_dir == ""){
191 new log("security","gosa","",array(),"main.php called with invalid plug parameter \"$plug\"") ;
192 header ("Location: logout.php");
193 exit;
194 }
195 } else {
197 /* set to welcome page as default plugin */
198 session::global_set('plugin_dir',"welcome");
199 $plugin_dir= "$BASE_DIR/plugins/generic/welcome";
200 }
202 /* Handle plugin locks.
203 - Remove the plugin from session if we switched to another. (cleanup)
204 - Remove all created locks if "reset" was posted.
205 - Remove all created locks if we switched to another plugin.
206 */
207 $cleanup = FALSE;
208 $remove_lock= FALSE;
210 /* Check if we have changed the selected plugin
211 */
212 if($old_plugin_dir != $plugin_dir && $old_plugin_dir != ""){
213 if (is_file("$old_plugin_dir/main.inc")){
214 $cleanup = $remove_lock = TRUE;
215 require ("$old_plugin_dir/main.inc");
216 $cleanup = $remove_lock = FALSE;
217 }
218 }else // elseif
220 /* Reset was posted, remove all created locks for the current plugin
221 */
222 if((isset($_GET['reset']) && $_GET['reset'] == 1) || isset($_POST['delete_lock'])){
223 $remove_lock = TRUE;
224 }
226 /* Check for sizelimits */
227 eval_sizelimit();
229 /* Check for memory */
230 if (function_exists("memory_get_usage")){
231 if (memory_get_usage() > (to_byte(ini_get('memory_limit')) - 2048000 )){
232 msg_dialog::display(_("Configuration error"), _("Running out of memory!"), WARNING_DIALOG);
233 }
234 }
236 /* Redirect on back event */
237 if ($_SERVER["REQUEST_METHOD"] == "POST"){
239 /* Look for button events that match /^back[0-9]+$/,
240 extract the number and step the correct plugin. */
241 foreach ($_POST as $key => $value){
242 if (preg_match("/^back[0-9]+$/", $key)){
243 $back= substr($key, 4);
244 header ("Location: main.php?plug=$back");
245 exit;
246 }
247 }
248 }
250 /* Redirect on password back event */
251 if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST['password_back'])){
252 header ("Location: main.php");
253 exit;
254 }
256 /* Check for multiple windows logout */
257 if ($_SERVER["REQUEST_METHOD"] == "POST"){
258 if (isset($_POST['reset_session'])){
259 header ("Location: logout.php");
260 exit;
261 }
262 }
265 /* Load department list when plugin has changed. That is some kind of
266 compromise between speed and beeing up to date */
267 if (isset($_GET['reset'])){
268 set_object_info();
269 }
271 /* show web frontend */
272 $smarty->assign ("title","GOsa");
273 $smarty->assign ("logo", image(get_template_path("images/logo.png")));
274 $smarty->assign ("logoutimage", get_template_path("images/btn-logout.png"));
275 $smarty->assign ("date", date("l, dS F Y H:i:s O"));
276 $smarty->assign ("lang", preg_replace('/_.*$/', '', $lang));
277 $smarty->assign ("must", "<span class='required'>*</span>");
278 if (isset($plug)){
279 $plug= "?plug=$plug";
280 } else {
281 $plug= "";
282 }
283 if (session::global_get('js')==FALSE){
284 $smarty->assign("javascript", "false");
285 $smarty->assign("help_method", "href='helpviewer.php$plug' target='_blank'");
286 } else {
287 $smarty->assign("javascript", "true");
288 $smarty->assign("help_method"," onclick=\"return popup('helpviewer.php$plug','GOsa help');\"");
289 }
291 if($ui->ignore_acl_for_current_user()){
292 $smarty->assign ("loggedin", "<font color='red'>"._("ACLs are disabled")."</font> ".sprintf(_("You're logged in as %s"), "<span>".$ui->cn." [".$ui->username."]</span>"));
293 }else{
294 $smarty->assign ("loggedin", sprintf(_("You're logged in as %s"), "<span>".$ui->cn." [".$ui->username."]</span>"));
295 }
296 $smarty->assign ("go_logo", get_template_path('images/go_logo.png'));
297 $smarty->assign ("go_base", get_template_path('images/dtree.png'));
298 $smarty->assign ("go_home", get_template_path('images/gohome.png'));
299 $smarty->assign ("go_out", get_template_path('images/logout.png'));
300 $smarty->assign ("go_top", get_template_path('images/go_top.png'));
301 $smarty->assign ("go_corner", get_template_path('images/go_corner.png'));
302 $smarty->assign ("go_left", get_template_path('images/go_left.png'));
303 $smarty->assign ("go_help", get_template_path('images/help.png'));
305 /* reload navigation if language changed*/
306 if($reload_navigation){
307 $plist->menu="";
308 }
309 $smarty->assign ("menu", $plist->gen_menu());
310 $smarty->assign ("plug", "$plug");
313 /* React on clicks */
314 if ($_SERVER["REQUEST_METHOD"] == "POST"){
315 if (isset($_POST['delete_lock']) || isset($_POST['open_readonly'])){
317 /* Set old Post data */
318 if(session::global_is_set('LOCK_VARS_USED_GET')){
319 foreach(session::global_get('LOCK_VARS_USED_GET') as $name => $value){
320 $_GET[$name] = $value;
321 }
322 }
323 if(session::global_is_set('LOCK_VARS_USED_POST')){
324 foreach(session::global_get('LOCK_VARS_USED_POST') as $name => $value){
325 $_POST[$name] = $value;
326 }
327 }
328 if(session::global_is_set('LOCK_VARS_USED_REQUEST')){
329 foreach(session::global_get('LOCK_VARS_USED_REQUEST') as $name => $value){
330 $_REQUEST[$name] = $value;
331 }
332 }
333 }
334 }
336 /* check if we are using account expiration */
337 if ($config->get_cfg_value("core","handleExpiredAccounts") == "true"){
338 $expired= ldap_expired_account($config, $ui->dn, $ui->username);
340 if ($expired == 2){
341 new log("security","gosa","",array(),"password for user \"$ui->username\" is about to expire") ;
342 msg_dialog::display(_("Password change"), _("Your password is about to expire, please change your password!"), INFO_DIALOG);
343 }
344 }
346 /* Load plugin */
347 if (is_file("$plugin_dir/main.inc")){
348 $display ="";
349 require ("$plugin_dir/main.inc");
350 } else {
351 msg_dialog::display(
352 _("Plugin"),
353 sprintf(_("FATAL: Cannot find any plugin definitions for plugin %s!"), bold($plug)),
354 FATAL_ERROR_DIALOG);
355 exit();
356 }
359 /* Print_out last ErrorMessage repeated string. */
360 $smarty->assign("msg_dialogs", msg_dialog::get_dialogs());
361 $smarty->assign ("pathMenu", $plist->genPathMenu());
362 $smarty->assign("contents", $display);
364 /* If there's some post, take a look if everything is there... */
365 if (isset($_POST) && count($_POST)){
366 if (!isset($_POST['php_c_check'])){
367 msg_dialog::display(
368 _("Configuration Error"),
369 sprintf(_("FATAL: not all POST variables have been transfered by PHP - please inform your administrator!")),
370 FATAL_ERROR_DIALOG);
371 exit();
372 }
373 }
375 /* Assign erros to smarty */
376 if (session::is_set('errors')){
377 $smarty->assign("errors", session::get('errors'));
378 }
379 if ($error_collector != ""){
380 $smarty->assign("php_errors", preg_replace("/%BUGBODY%/",$error_collector_mailto,$error_collector)."</div>");
381 } else {
382 $smarty->assign("php_errors", "");
383 }
385 /* Set focus to the error button if we've an error message */
386 $focus= "";
387 if (session::is_set('errors') && session::get('errors') != ""){
388 $focus= '<script language="JavaScript" type="text/javascript">';
389 $focus.= 'document.forms[0].error_accept.focus();';
390 $focus.= '</script>';
391 }
393 $focus= '<script language="JavaScript" type="text/javascript">';
394 $focus.= 'next_msg_dialog();';
395 $focus.= '</script>';
396 $smarty->assign("focus", $focus);
398 /* Set channel if needed */
399 #TODO: * move all global session calls to global_
400 # * create a new channel where needed (mostly management dialogues)
401 # * remove regulary created channels when not needed anymore
402 # * take a look at external php calls (i.e. get fax, ldif, etc.)
403 # * handle aborted sessions (by pressing anachors i.e. Main, Menu, etc.)
404 # * check lock removals, is "dn" global or not in this case?
405 # * last page request -> global or not?
406 # * check that filters are still global
407 # * maxC global?
408 if (isset($_POST['_channel_'])){
409 echo "DEBUG - current channel: ".$_POST['_channel_'];
410 $smarty->assign("channel", $_POST['_channel_']);
411 } else {
412 $smarty->assign("channel", "");
413 }
415 $display= "<!-- headers.tpl-->".$smarty->fetch(get_template_path('headers.tpl')).
416 $smarty->fetch(get_template_path('framework.tpl'));
418 /* Save dialog filters and selected base in a cookie.
419 So we may be able to restore the filter an base settings on reload.
420 */
421 $cookie = array();
423 if(isset($_COOKIE['GOsa_Filter_Settings'])){
424 $cookie = unserialize(base64_decode($_COOKIE['GOsa_Filter_Settings']));
425 }elseif(isset($HTTP_COOKIE_VARS['GOsa_Filter_Settings'])){
426 $cookie = unserialize(base64_decode($HTTP_COOKIE_VARS['GOsa_Filter_Settings']));
427 }
429 /* Save filters? */
430 if($config->get_cfg_value("core","storeFilterSettings") == "true"){
431 $cookie_vars = array("MultiDialogFilters","CurrentMainBase");
432 foreach($cookie_vars as $var){
433 if(session::global_is_set($var)){
434 $cookie[$ui->dn][$var] = session::global_get($var);
435 }
436 }
437 if(isset($_GET['plug'])){
438 $cookie[$ui->dn]['plug'] = $_GET['plug'];
439 }
440 @setcookie("GOsa_Filter_Settings",base64_encode(serialize($cookie)),time() + (60*60*24));
441 }
443 /* Show page... */
444 echo $display;
446 /* Save plist and config */
447 session::global_set('plist',$plist);
448 session::global_set('config',$config);
449 session::set('errorsAlreadyPosted',array());
451 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
452 ?>