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();
68 $config->configRegistry->validateSchemata($force=FALSE,$disableIncompatiblePlugins=TRUE,$errorMessages= TRUE);
70 /* Enable compressed output */
71 if ($config->get_cfg_value("core","sendCompressedOutput") == "true"){
72 ob_start("ob_gzhandler");
73 }
75 /* Check for invalid sessions */
76 if(session::global_get('_LAST_PAGE_REQUEST') == ""){
77 session::global_set('_LAST_PAGE_REQUEST',time());
78 }else{
80 /* check GOsa.conf for defined session lifetime */
81 $max_life= $config->get_cfg_value("core","sessionLifetime");
83 /* get time difference between last page reload */
84 $request_time = (time()- session::global_get('_LAST_PAGE_REQUEST'));
86 /* If page wasn't reloaded for more than max_life seconds
87 * kill session
88 */
89 if($request_time > $max_life){
90 session::destroy();
91 new log("security","login","",array(),"main.php called without session - logging out") ;
92 header ("Location: logout.php");
93 exit;
94 }
95 session::global_set('_LAST_PAGE_REQUEST',time());
96 }
99 @DEBUG (DEBUG_CONFIG, __LINE__, __FUNCTION__, __FILE__, $config->data, "config");
101 /* Set template compile directory */
102 $smarty->compile_dir= $config->get_cfg_value("core","templateCompileDirectory");
103 $smarty->error_unassigned= true;
105 /* Set default */
106 $reload_navigation = false;
108 /* Set last initialised language to current, browser settings */
109 if(!session::global_is_set('Last_init_lang')){
110 $reload_navigation = true;
111 session::global_set('Last_init_lang',get_browser_language());
112 }
114 /* If last language != current force navi reload */
115 $lang= get_browser_language();
116 if(session::global_get('Last_init_lang') != $lang){
117 $reload_navigation = true;
118 }
120 /* Language setup */
121 session::global_set('Last_init_lang',$lang);
123 /* Preset current main base */
124 if(!session::global_is_set('CurrentMainBase')){
125 session::global_set('CurrentMainBase',get_base_from_people($ui->dn));
126 }
128 putenv("LANGUAGE=");
129 putenv("LANG=$lang");
130 setlocale(LC_ALL, $lang);
131 $GLOBALS['t_language']= $lang;
132 $GLOBALS['t_gettext_message_dir'] = $BASE_DIR.'/locale/';
134 /* Check if the config is up to date */
135 $config->check_config_version();
137 /* Set the text domain as 'messages' */
138 $domain = 'messages';
139 bindtextdomain($domain, LOCALE_DIR);
140 textdomain($domain);
141 @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $lang, "Setting language to");
143 /* Prepare plugin list */
144 if (!session::global_is_set('plist')){
145 /* Initially load all classes */
146 $class_list= get_declared_classes();
147 foreach ($class_mapping as $class => $path){
148 if (!in_array($class, $class_list)){
149 if (is_readable("$BASE_DIR/$path")){
150 require_once("$BASE_DIR/$path");
151 } else {
152 msg_dialog::display(_("Fatal error"),
153 sprintf(_("Cannot locate file %s - please run %s to fix this"),
154 bold("$BASE_DIR/$path"), bold("update-gosa")), FATAL_ERROR_DIALOG);
155 exit;
156 }
157 }
158 }
160 session::global_set('plist', new pluglist($config, $ui));
162 /* Load ocMapping into userinfo */
163 $tmp= new acl($config, NULL, $ui->dn);
164 $ui->ocMapping= $tmp->ocMapping;
165 session::global_set('ui',$ui);
166 }
167 $plist= session::global_get('plist');
169 /* Check for register globals */
170 if (isset($global_check) && $config->boolValueIsTrue("core","forceGlobals")){
171 msg_dialog::display(
172 _("PHP configuration"),
173 _("FATAL: Register globals is active. Please fix this in order to continue."),
174 FATAL_ERROR_DIALOG);
176 new log("security","login","",array(),"Register globals is on. For security reasons, this should be turned off.") ;
177 session::destroy ();
178 exit;
179 }
181 /* Check Plugin variable */
182 if (session::global_is_set('plugin_dir')){
183 $old_plugin_dir= session::global_get('plugin_dir');
184 } else {
185 $old_plugin_dir= "";
186 }
187 if (isset($_GET['plug']) && $plist->plugin_access_allowed($_GET['plug'])){
188 $plug= validate($_GET['plug']);
189 $plugin_dir= $plist->get_path($plug);
190 session::global_set('plugin_dir',$plugin_dir);
191 if ($plugin_dir == ""){
192 new log("security","gosa","",array(),"main.php called with invalid plug parameter \"$plug\"") ;
193 header ("Location: logout.php");
194 exit;
195 }
196 } else {
198 /* set to welcome page as default plugin */
199 session::global_set('plugin_dir',"welcome");
200 $plugin_dir= "$BASE_DIR/plugins/generic/welcome";
201 }
203 /* Handle plugin locks.
204 - Remove the plugin from session if we switched to another. (cleanup)
205 - Remove all created locks if "reset" was posted.
206 - Remove all created locks if we switched to another plugin.
207 */
208 $cleanup = FALSE;
209 $remove_lock= FALSE;
211 /* Check if we have changed the selected plugin
212 */
213 if($old_plugin_dir != $plugin_dir && $old_plugin_dir != ""){
214 if (is_file("$old_plugin_dir/main.inc")){
215 $cleanup = $remove_lock = TRUE;
216 require ("$old_plugin_dir/main.inc");
217 $cleanup = $remove_lock = FALSE;
218 }
219 }else // elseif
221 /* Reset was posted, remove all created locks for the current plugin
222 */
223 if((isset($_GET['reset']) && $_GET['reset'] == 1) || isset($_POST['delete_lock'])){
224 $remove_lock = TRUE;
225 }
227 /* Check for sizelimits */
228 eval_sizelimit();
230 /* Check for memory */
231 if (function_exists("memory_get_usage")){
232 if (memory_get_usage() > (to_byte(ini_get('memory_limit')) - 2048000 )){
233 msg_dialog::display(_("Configuration error"), _("Running out of memory!"), WARNING_DIALOG);
234 }
235 }
237 /* Redirect on back event */
238 if ($_SERVER["REQUEST_METHOD"] == "POST"){
240 /* Look for button events that match /^back[0-9]+$/,
241 extract the number and step the correct plugin. */
242 foreach ($_POST as $key => $value){
243 if (preg_match("/^back[0-9]+$/", $key)){
244 $back= substr($key, 4);
245 header ("Location: main.php?plug=$back");
246 exit;
247 }
248 }
249 }
251 /* Redirect on password back event */
252 if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST['password_back'])){
253 header ("Location: main.php");
254 exit;
255 }
257 /* Check for multiple windows logout */
258 if ($_SERVER["REQUEST_METHOD"] == "POST"){
259 if (isset($_POST['reset_session'])){
260 header ("Location: logout.php");
261 exit;
262 }
263 }
266 /* Load department list when plugin has changed. That is some kind of
267 compromise between speed and beeing up to date */
268 if (isset($_GET['reset'])){
269 set_object_info();
270 }
272 /* show web frontend */
273 $smarty->assign ("title","GOsa");
274 $smarty->assign ("logo", image(get_template_path("images/logo.png")));
275 $smarty->assign ("logoutimage", get_template_path("images/btn-logout.png"));
276 $smarty->assign ("date", date("l, dS F Y H:i:s O"));
277 $smarty->assign ("lang", preg_replace('/_.*$/', '', $lang));
278 $smarty->assign ("must", "<span class='required'>*</span>");
279 if (isset($plug)){
280 $plug= "?plug=$plug";
281 } else {
282 $plug= "";
283 }
284 if (session::global_get('js')==FALSE){
285 $smarty->assign("javascript", "false");
286 $smarty->assign("help_method", "href='helpviewer.php$plug' target='_blank'");
287 } else {
288 $smarty->assign("javascript", "true");
289 $smarty->assign("help_method"," onclick=\"return popup('helpviewer.php$plug','GOsa help');\"");
290 }
292 if($ui->ignore_acl_for_current_user()){
293 $smarty->assign ("loggedin", "<font color='red'>"._("ACLs are disabled")."</font> ".sprintf(_("You're logged in as %s"), "<span>".$ui->cn." [".$ui->username."]</span>"));
294 }else{
295 $smarty->assign ("loggedin", sprintf(_("You're logged in as %s"), "<span>".$ui->cn." [".$ui->username."]</span>"));
296 }
297 $smarty->assign ("go_logo", get_template_path('images/go_logo.png'));
298 $smarty->assign ("go_base", get_template_path('images/dtree.png'));
299 $smarty->assign ("go_home", get_template_path('images/gohome.png'));
300 $smarty->assign ("go_out", get_template_path('images/logout.png'));
301 $smarty->assign ("go_top", get_template_path('images/go_top.png'));
302 $smarty->assign ("go_corner", get_template_path('images/go_corner.png'));
303 $smarty->assign ("go_left", get_template_path('images/go_left.png'));
304 $smarty->assign ("go_help", get_template_path('images/help.png'));
306 /* reload navigation if language changed*/
307 if($reload_navigation){
308 $plist->menu="";
309 }
310 $smarty->assign ("menu", $plist->gen_menu());
311 $smarty->assign ("plug", "$plug");
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("core","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);
364 $smarty->assign("sessionLifetime", $config->get_cfg_value('core','sessionLifetime'));
366 /* If there's some post, take a look if everything is there... */
367 if (isset($_POST) && count($_POST)){
368 if (!isset($_POST['php_c_check'])){
369 msg_dialog::display(
370 _("Configuration Error"),
371 sprintf(_("FATAL: not all POST variables have been transfered by PHP - please inform your administrator!")),
372 FATAL_ERROR_DIALOG);
373 exit();
374 }
375 }
377 /* Assign erros to smarty */
378 if (session::is_set('errors')){
379 $smarty->assign("errors", session::get('errors'));
380 }
381 if ($error_collector != ""){
382 $smarty->assign("php_errors", preg_replace("/%BUGBODY%/",$error_collector_mailto,$error_collector)."</div>");
383 } else {
384 $smarty->assign("php_errors", "");
385 }
387 /* Set focus to the error button if we've an error message */
388 $focus= "";
389 if (session::is_set('errors') && session::get('errors') != ""){
390 $focus= '<script language="JavaScript" type="text/javascript">';
391 $focus.= 'document.forms[0].error_accept.focus();';
392 $focus.= '</script>';
393 }
395 $focus= '<script language="JavaScript" type="text/javascript">';
396 $focus.= 'next_msg_dialog();';
397 $focus.= '</script>';
398 $smarty->assign("focus", $focus);
400 /* Set channel if needed */
401 #TODO: * move all global session calls to global_
402 # * create a new channel where needed (mostly management dialogues)
403 # * remove regulary created channels when not needed anymore
404 # * take a look at external php calls (i.e. get fax, ldif, etc.)
405 # * handle aborted sessions (by pressing anachors i.e. Main, Menu, etc.)
406 # * check lock removals, is "dn" global or not in this case?
407 # * last page request -> global or not?
408 # * check that filters are still global
409 # * maxC global?
410 if (isset($_POST['_channel_'])){
411 echo "DEBUG - current channel: ".$_POST['_channel_'];
412 $smarty->assign("channel", $_POST['_channel_']);
413 } else {
414 $smarty->assign("channel", "");
415 }
417 $display= "<!-- headers.tpl-->".$smarty->fetch(get_template_path('headers.tpl')).
418 $smarty->fetch(get_template_path('framework.tpl'));
420 /* Save dialog filters and selected base in a cookie.
421 So we may be able to restore the filter an base settings on reload.
422 */
423 $cookie = array();
425 if(isset($_COOKIE['GOsa_Filter_Settings'])){
426 $cookie = unserialize(base64_decode($_COOKIE['GOsa_Filter_Settings']));
427 }elseif(isset($HTTP_COOKIE_VARS['GOsa_Filter_Settings'])){
428 $cookie = unserialize(base64_decode($HTTP_COOKIE_VARS['GOsa_Filter_Settings']));
429 }
431 /* Save filters? */
432 if($config->get_cfg_value("core","storeFilterSettings") == "true"){
433 $cookie_vars = array("MultiDialogFilters","CurrentMainBase");
434 foreach($cookie_vars as $var){
435 if(session::global_is_set($var)){
436 $cookie[$ui->dn][$var] = session::global_get($var);
437 }
438 }
439 if(isset($_GET['plug'])){
440 $cookie[$ui->dn]['plug'] = $_GET['plug'];
441 }
442 @setcookie("GOsa_Filter_Settings",base64_encode(serialize($cookie)),time() + (60*60*24));
443 }
445 /* Show page... */
446 echo $display;
448 /* Save plist and config */
449 session::global_set('plist',$plist);
450 session::global_set('config',$config);
451 session::set('errorsAlreadyPosted',array());
453 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
454 ?>