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 /* Basic setup, remove eventually registered sessions */
22 $start = microtime();
23 $timing= array();
24 require_once ("../include/php_setup.inc");
25 require_once ("functions.inc");
26 header("Content-type: text/html; charset=UTF-8");
28 /* Find all class files and include them */
29 get_dir_list("$BASE_DIR/plugins");
31 /* Set the text domain as 'messages' */
32 $domain = 'messages';
33 bindtextdomain($domain, "$BASE_DIR/locale");
34 textdomain($domain);
36 /* Set cookie lifetime to one day */
37 session_set_cookie_params(24*60*60);
39 /* Remember everything we did after the last click */
40 session_start ();
43 if ($_SERVER["REQUEST_METHOD"] == "POST"){
44 @DEBUG (DEBUG_POST, __LINE__, __FUNCTION__, __FILE__, $_POST, "_POST");
45 }
46 @DEBUG (DEBUG_POST, __LINE__, __FUNCTION__, __FILE__, $_SESSION, "_SESSION");
48 /* Logged in? Simple security check */
49 if (!isset($_SESSION['config'])){
50 gosa_log ("main.php called without session - logging out");
51 header ("Location: logout.php");
52 exit;
53 }
55 /* Reset errors */
56 $_SESSION['errors']= "";
58 /* Check for uniqe ip address */
59 $ui= $_SESSION["ui"];
60 if ($_SERVER['REMOTE_ADDR'] != $ui->ip){
61 gosa_log ("main.php called with session which has a changed IP address.", 3);
62 header ("Location: logout.php");
63 exit;
64 }
65 $config= $_SESSION['config'];
68 /* Check for invalid sessions */
69 if(empty($_SESSION['_LAST_PAGE_REQUEST'])){
70 $_SESSION['_LAST_PAGE_REQUEST']= time();
71 }else{
73 /* check GOsa.conf for defined session lifetime */
74 if(isset($config->data['MAIN']['SESSION_LIFETIME'])){
75 $max_life = $config->data['MAIN']['SESSION_LIFETIME'];
76 }else{
77 $max_life = 60*60*2;
78 }
80 /* get time difference between last page reload */
81 $request_time = (time()-$_SESSION['_LAST_PAGE_REQUEST']);
83 /* If page wasn't reloaded for more than max_life seconds
84 * kill session
85 */
86 if($request_time > $max_life){
87 session_unset();
88 gosa_log ("main.php called without session - logging out");
89 header ("Location: logout.php");
90 exit;
91 }
92 // echo "Session was ".$request_time." s inactive";
93 $_SESSION['_LAST_PAGE_REQUEST'] = time();
94 }
97 @DEBUG (DEBUG_CONFIG, __LINE__, __FUNCTION__, __FILE__, $config->data, "config");
99 /* Set template compile directory */
100 if (isset ($config->data['MAIN']['COMPILE'])){
101 $smarty->compile_dir= $config->data['MAIN']['COMPILE'];
102 } else {
103 $smarty->compile_dir= '/var/spool/gosa/';
104 }
106 /* Set default */
107 $reload_navigation = false;
109 /* Set last initialised language to current, browser settings */
110 if((!isset($_SESSION['Last_init_lang']))){
111 $reload_navigation = true;
112 $_SESSION['Last_init_lang'] = get_browser_language();
113 }
115 /* Language setup */
116 if ($config->data['MAIN']['LANG'] == ""){
118 /* If last language != current force navi reload */
119 if($_SESSION['Last_init_lang'] != get_browser_language()){
120 $reload_navigation = true;
121 }
122 $lang= get_browser_language();
123 $_SESSION['Last_init_lang'] = $lang;
124 } else {
125 $lang= $config->data['MAIN']['LANG'];
126 }
128 $lang.=".UTF-8";
129 putenv("LANGUAGE=");
130 putenv("LANG=$lang");
131 setlocale(LC_ALL, $lang);
132 $GLOBALS['t_language']= $lang;
133 $GLOBALS['t_gettext_message_dir'] = $BASE_DIR.'/locale/';
135 /* Set the text domain as 'messages' */
136 $domain = 'messages';
137 bindtextdomain($domain, "$BASE_DIR/locale");
138 textdomain($domain);
139 @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $lang, "Setting language to");
141 /* Prepare plugin list */
142 if (!isset($_SESSION['plist'])){
143 $_SESSION['plist']= new pluglist($config, $ui);
144 }
145 $plist= $_SESSION['plist'];
147 /* Check for register globals */
148 if (isset($global_check) && $config->data['MAIN']['FORCEGLOBALS'] == 'true'){
149 print_red (_("Register globals is on. GOsa will refuse to login unless this is fixed by an administrator."));
150 echo $_SESSION['errors'];
151 gosa_log ("Register globals is on. For security reasons, this should be turned off.");
152 session_destroy ();
153 exit ();
154 }
156 /* Check Plugin variable */
157 if (isset($_SESSION['plugin_dir'])){
158 $old_plugin_dir= $_SESSION['plugin_dir'];
159 } else {
160 $old_plugin_dir= "";
161 }
162 if (isset($_GET['plug'])){
163 $plug= validate($_GET['plug']);
164 $plugin_dir= $plist->get_path($plug);
165 $_SESSION['plugin_dir']= $plugin_dir;
166 if ($plugin_dir == ""){
167 gosa_log ("main.php called with invalid plug parameter \"$plug\"", 3);
168 header ("Location: logout.php");
169 exit;
170 }
171 } else {
172 /* set to welcome page as default plugin */
173 $_SESSION['plugin_dir']= "welcome";
174 $plugin_dir= "$BASE_DIR/plugins/generic/welcome";
175 }
177 /* Check if we need to delete a lock */
178 if ($old_plugin_dir != $plugin_dir){
179 if (is_file("$old_plugin_dir/main.inc")){
180 $remove_lock= true;
181 require_once ("$old_plugin_dir/main.inc");
182 }
183 }
184 $remove_lock= false;
186 /* Check for sizelimits */
187 eval_sizelimit();
189 /* Check for memory */
190 if (function_exists("memory_get_usage")){
191 if (memory_get_usage() > (to_byte(ini_get('memory_limit')) - 2048000 )){
192 print_red(_("Warning: memory is getting low - please increase the memory_limit!"));
193 }
194 }
196 /* Redirect on back event */
197 if ($_SERVER["REQUEST_METHOD"] == "POST"){
199 /* Look for button events that match /^back[0-9]+$/,
200 extract the number and step the correct plugin. */
201 foreach ($_POST as $key => $value){
202 if (preg_match("/^back[0-9]+$/", $key)){
203 $back= substr($key, 4);
204 header ("Location: main.php?plug=$back");
205 exit;
206 }
207 }
208 }
210 /* Redirect on password back event */
211 if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST['password_back'])){
212 header ("Location: main.php");
213 exit;
214 }
216 /* Check for multiple windows logout */
217 if ($_SERVER["REQUEST_METHOD"] == "POST"){
218 if (isset($_POST['reset_session'])){
219 header ("Location: logout.php");
220 exit;
221 }
223 if (isset($_POST['cancel_lock'])){
224 unset ($_SESSION['dn']);
225 }
226 }
229 /* Load department list when plugin has changed. That is some kind of
230 compromise between speed and beeing up to date */
231 if (isset($_GET['reset'])){
232 if (!isset($_SESSION['cached_departments'])){
233 $_SESSION['cached_departments']= get_departments();
234 }
235 $config->departments= $_SESSION['cached_departments'];
236 $config->make_idepartments ();
237 if (isset($_SESSION['objectinfo'])){
238 unset ($_SESSION['objectinfo']);
239 }
240 }
242 /* Install eGOsa hooks, convert _POST to _SESSION['POST'] */
243 if(isset($_GET['explorer'])){
244 $_SESSION{'eGosa'}=1;
245 }
246 if(isset($_SESSION['POST'])){
247 $_SERVER["REQUEST_METHOD"] = "POST";
248 foreach ($_SESSION['POST'] as $key => $dummy){
249 $_POST[$key]=$_SESSION['POST'][$key];
250 }
251 unset($_SESSION['POST']);
252 }
254 /* show web frontend */
255 $smarty->assign ("date", date("l, dS F Y H:i:s O"));
256 $smarty->assign ("must", "<font class=\"must\">*</font>");
257 if (isset($plug)){
258 $plug= "?plug=$plug";
259 } else {
260 $plug= "";
261 }
262 if ($_SESSION['js']==FALSE){
263 $smarty->assign("javascript", "false");
264 $smarty->assign("help_method", "href='helpviewer.php$plug' target='_blank'");
265 } else {
266 $smarty->assign("javascript", "true");
267 $smarty->assign("help_method"," onclick=\"return popup('helpviewer.php$plug','GOsa help');\"");
268 }
270 $smarty->assign ("username", $ui->username);
271 $smarty->assign ("go_logo", get_template_path('images/go_logo.png'));
272 $smarty->assign ("go_base", get_template_path('images/dtree.png'));
273 $smarty->assign ("go_home", get_template_path('images/gohome.png'));
274 $smarty->assign ("go_out", get_template_path('images/stop.png'));
275 $smarty->assign ("go_top", get_template_path('images/go_top.png'));
276 $smarty->assign ("go_corner", get_template_path('images/go_corner.png'));
277 $smarty->assign ("go_left", get_template_path('images/go_left.png'));
278 $smarty->assign ("go_help", get_template_path('images/help.png'));
280 /* reload navigation if language changed*/
281 if($reload_navigation){
282 $plist->menu="";;
283 }
284 $plist->gen_headlines();
285 $plist->gen_menu();
286 $smarty->assign ("menu", $plist->menu);
287 $smarty->assign ("plug", "$plug");
289 $header= "<!-- headers.tpl-->".$smarty->fetch(get_template_path('headers.tpl'));
292 /* React on clicks */
293 if ($_SERVER["REQUEST_METHOD"] == "POST"){
295 /* 'delete_lock' is set by the lock removal dialog. We should remove the
296 lock at this point globally. Plugins do not need to remove it. */
297 if (isset($_POST['delete_lock']) && isset($_SESSION['dn'])){
298 del_lock ($_SESSION['dn']);
299 sess_del ('dn');
300 }
303 /* I don't want multiple browser windows open. One way to check it is
304 to count a hidden field and warn the user if SESSION and INPUT count
305 differ. */
306 if (isset($_POST['session_cnt'])){
307 if ($_POST['session_cnt'] != $_SESSION['session_cnt']){
308 $smarty->display(get_template_path('conflict.tpl'));
309 exit ();
310 }
311 $_SESSION['session_cnt']= $_SESSION['session_cnt'] + 1;
312 $_SESSION['post_cnt']= validate($_POST['session_cnt']) + 1;
313 }
314 }
316 /* Only generate hidden click counter, if post_cnt is defined */
317 if (isset ($_SESSION['post_cnt'])){
318 echo "<input type=\"hidden\" name=\"session_cnt\" value=\"".$_SESSION['post_cnt']."\">\n";
319 }
321 /* Load plugin */
322 if (is_file("$plugin_dir/main.inc")){
323 require_once ("$plugin_dir/main.inc");
324 } else {
325 print_red(sprintf(_("Can't find any plugin definitions for plugin '%s'!"), $plug));
326 echo $_SESSION['errors'];
327 exit();
328 }
330 /* Close div/tables */
331 $smarty->assign("contents", $display);
332 if (isset($_SESSION['errors'])){
333 $smarty->assign("errors", $_SESSION['errors']);
334 }
335 if ($error_collector != ""){
336 $smarty->assign("php_errors", $error_collector."</div>");
337 } else {
338 $smarty->assign("php_errors", "");
339 }
340 $display= $header.$smarty->fetch(get_template_path('framework.tpl'));
342 if ((isset($config->data['MAIN']['W3CTEST']) && preg_match('/true/i', $config->data['MAIN']['W3CTEST']))&&(!empty($display))&&(is_callable("tidy_parse_string"))) {
343 tidy_parse_string(utf8_decode($display));
344 $err = nl2br(htmlentities(tidy_get_error_buffer()));
346 if($err){
347 echo "<table summary=\"\" width=\"100%\" style='background-color:#E0E0E0;border-bottom:1px solid black'><tr><td><img alt=\"W3C\" align=\"middle\" src='images/warning.png'> <font style='font-size:14px;font-weight:bold'>"._("Generating this page caused the W3C conformance checker to raise some errors!")."</font></td><td align=right><button onClick='toggle(\"w3cbox\")'>"._("Toggle information")."</ button></td></tr></table><div id='w3cbox' style='width:100%; position:absolute; z-index:0; visibility: hidden; background-color:white; border- bottom:1px solid black;'>";
348 echo $err."</div>";
349 }
351 tidy_clean_repair($display);
352 }
354 /* Show page... */
355 echo $display;
357 /* Save plist */
358 $_SESSION['plist']= $plist;
360 /* Echo compilation time * /
361 $r = split(" ",$start);
362 $ms = $r[0];
363 $s= $r[1];
365 $re = split(" ",microtime());
366 $mse = $re[0];
367 $se= $re[1];
369 $add = 0;
370 if(($mse -$ms)<0){
371 $se --;
372 $add = 1;
373 }
374 echo ($se -$s).",";
375 echo (int)(($add+($mse -$ms))*1000)." s";
376 */
377 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
378 ?>