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 /* This will be removed... */
22 function raiseError($errno, $errstr, $errfile, $errline)
23 {
24 gosa_log ("PHP error: $errstr ($errfile, line $errline)");
25 }
27 //set_error_handler('raiseError');
28 /* This will be removed */
30 /* Basic setup, remove eventually registered sessions */
31 $timing= array();
32 require_once ("../include/php_setup.inc");
33 require_once ("functions.inc");
34 header("Content-type: text/html; charset=UTF-8");
36 /* Find all class files and include them */
37 get_dir_list("$BASE_DIR/plugins");
39 /* Set the text domain as 'messages' */
40 $domain = 'messages';
41 bindtextdomain($domain, "$BASE_DIR/locale");
42 textdomain($domain);
45 /* Remember everything we did after the last click */
46 session_start ();
47 if ($_SERVER["REQUEST_METHOD"] == "POST"){
48 @DEBUG (DEBUG_POST, __LINE__, __FUNCTION__, __FILE__, $_POST, "_POST");
49 }
50 @DEBUG (DEBUG_POST, __LINE__, __FUNCTION__, __FILE__, $_SESSION, "_SESSION");
52 /* Logged in? Simple security check */
53 if (!isset($_SESSION['config'])){
54 gosa_log ("main.php called without session");
55 header ("Location: index.php");
56 exit;
57 }
59 /* Reset errors */
60 $_SESSION['errors']= "";
62 /* Check for uniqe ip address */
63 $ui= $_SESSION["ui"];
64 if ($_SERVER['REMOTE_ADDR'] != $ui->ip){
65 gosa_log ("main.php called with session which has a changed IP address.", 3);
66 header ("Location: logout.php");
67 exit;
68 }
69 $config= $_SESSION['config'];
70 @DEBUG (DEBUG_CONFIG, __LINE__, __FUNCTION__, __FILE__, $config->data, "config");
72 /* Set template compile directory */
73 if (isset ($config->data['MAIN']['COMPILE'])){
74 $smarty->compile_dir= $config->data['MAIN']['COMPILE'];
75 } else {
76 $smarty->compile_dir= '/var/spool/gosa/';
77 }
79 /* Language setup */
80 if ($config->data['MAIN']['LANG'] == ""){
81 $lang= get_browser_language();
82 } else {
83 $lang= $config->data['MAIN']['LANG'];
84 }
85 $lang.=".UTF-8";
86 putenv("LANGUAGE=");
87 putenv("LANG=$lang");
88 setlocale(LC_ALL, $lang);
89 $GLOBALS['t_language']= $lang;
90 $GLOBALS['t_gettext_message_dir'] = $BASE_DIR.'/locale/';
92 /* Set the text domain as 'messages' */
93 $domain = 'messages';
94 bindtextdomain($domain, "$BASE_DIR/locale");
95 textdomain($domain);
96 @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $lang, "Setting language to");
98 /* Prepare plugin list */
99 if (!isset($_SESSION['plist'])){
100 $_SESSION['plist']= new pluglist($config, $ui);
101 }
102 $plist= $_SESSION['plist'];
104 /* Check for register globals */
105 if (isset($global_check) && $config->data['MAIN']['FORCEGLOBALS'] == 'true'){
106 print_red (_("Register globals is on. GOsa will refuse to login unless this is fixed by an administrator."));
107 echo $_SESSION['errors'];
108 gosa_log ("Register globals is on. For security reasons, this should be turned off.");
109 session_destroy ();
110 exit ();
111 }
113 /* Check Plugin variable */
114 if (isset($_SESSION['plugin_dir'])){
115 $old_plugin_dir= $_SESSION['plugin_dir'];
116 } else {
117 $old_plugin_dir= "";
118 }
119 if (isset($_GET['plug'])){
120 $plug= validate($_GET['plug']);
121 $plugin_dir= $plist->get_path($plug);
122 $_SESSION['plugin_dir']= $plugin_dir;
123 if ($plugin_dir == ""){
124 gosa_log ("main.php called with invalid plug parameter \"$plug\"", 3);
125 header ("Location: logout.php");
126 exit;
127 }
128 } else {
129 /* set to welcome page as default plugin */
130 $_SESSION['plugin_dir']= "welcome";
131 $plugin_dir= "$BASE_DIR/plugins/generic/welcome";
132 }
134 /* Check if we need to delete a lock */
135 if ($old_plugin_dir != $plugin_dir){
136 if (is_file("$old_plugin_dir/main.inc")){
137 $remove_lock= true;
138 require_once ("$old_plugin_dir/main.inc");
139 }
140 }
141 $remove_lock= false;
143 /* Check for sizelimits */
144 eval_sizelimit();
146 /* Check for memory */
147 if (function_exists("memory_get_usage")){
148 if (memory_get_usage() > (to_byte(ini_get('memory_limit')) - 1024000 )){
149 print_red(_("Warning: memory is getting low - please increase the memory_limit!"));
150 }
151 }
153 /* Redirect on back event */
154 if ($_SERVER["REQUEST_METHOD"] == "POST"){
156 /* Look for button events that match /^back[0-9]+$/,
157 extract the number and step the correct plugin. */
158 foreach ($_POST as $key => $value){
159 if (preg_match("/^back[0-9]+$/", $key)){
160 $back= substr($key, 4);
161 header ("Location: main.php?plug=$back");
162 exit;
163 }
164 }
165 }
167 /* Redirect on password back event */
168 if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST['password_back'])){
169 header ("Location: main.php");
170 exit;
171 }
173 /* Check for multiple windows logout */
174 if ($_SERVER["REQUEST_METHOD"] == "POST"){
175 if (isset($_POST['reset_session'])){
176 header ("Location: logout.php");
177 exit;
178 }
180 if (isset($_POST['cancel_lock'])){
181 unset ($_SESSION['dn']);
182 }
183 }
186 /* Load department list when plugin has changed. That is some kind of
187 compromise between speed and beeing up to date */
188 if (isset($_GET['reset'])){
189 $config->departments= get_departments();
190 $config->make_idepartments ();
191 if (isset($_SESSION['objectinfo'])){
192 unset ($_SESSION['objectinfo']);
193 }
194 }
196 /* Install eGOsa hooks, convert _POST to _SESSION['POST'] */
197 if(isset($_GET['explorer'])){
198 $_SESSION{'eGosa'}=1;
199 }
200 if(isset($_SESSION['POST'])){
201 $_SERVER["REQUEST_METHOD"] = "POST";
202 foreach ($_SESSION['POST'] as $key => $dummy){
203 $_POST[$key]=$_SESSION['POST'][$key];
204 }
205 unset($_SESSION['POST']);
206 }
208 /* show web frontend */
209 $smarty->assign ("date", date("l, dS F Y H:i:s O"));
210 $smarty->assign ("must", "<font class=\"must\">*</font>");
211 if ($_SESSION['js']==FALSE){
212 $smarty->assign("javascript", "false");
213 } else {
214 $smarty->assign("javascript", "true");
215 }
216 $smarty->assign ("username", $ui->username);
217 $smarty->assign ("go_logo", get_template_path('images/go_logo.png'));
218 $smarty->assign ("go_base", get_template_path('images/dtree.png'));
219 $smarty->assign ("go_home", get_template_path('images/gohome.png'));
220 $smarty->assign ("go_out", get_template_path('images/stop.png'));
221 $smarty->assign ("go_top", get_template_path('images/go_top.png'));
222 $smarty->assign ("go_corner", get_template_path('images/go_corner.png'));
223 $smarty->assign ("go_left", get_template_path('images/go_left.png'));
224 $smarty->assign ("go_help", get_template_path('images/help.png'));
225 $plist->gen_menu();
226 $smarty->assign ("menu", $plist->menu);
227 if (isset($plug)){
228 $smarty->assign ("plug", "?plug=$plug");
229 } else {
230 $smarty->assign ("plug", "");
231 }
232 $smarty->display(get_template_path('headers.tpl'));
234 /* React on clicks */
235 if ($_SERVER["REQUEST_METHOD"] == "POST"){
237 /* 'delete_lock' is set by the lock removal dialog. We should remove the
238 lock at this point globally. Plugins do not need to remove it. */
239 if (isset($_POST['delete_lock']) && isset($_SESSION['dn'])){
240 del_lock ($_SESSION['dn']);
241 sess_del ('dn');
242 }
245 /* I don't want multiple browser windows open. One way to check it is
246 to count a hidden field and warn the user if SESSION and INPUT count
247 differ. */
248 if (isset($_POST['session_cnt'])){
249 if ($_POST['session_cnt'] != $_SESSION['session_cnt']){
250 $smarty->display(get_template_path('conflict.tpl'));
251 exit ();
252 }
253 $_SESSION['session_cnt']= $_SESSION['session_cnt'] + 1;
254 $_SESSION['post_cnt']= validate($_POST['session_cnt']) + 1;
255 }
256 }
258 /* Only generate hidden click counter, if post_cnt is defined */
259 if (isset ($_SESSION['post_cnt'])){
260 echo "<input type=\"hidden\" name=\"session_cnt\" value=\"".$_SESSION['post_cnt']."\">\n";
261 }
263 /* Load plugin */
264 if (is_file("$plugin_dir/main.inc")){
265 require_once ("$plugin_dir/main.inc");
266 } else {
267 print_red(sprintf(_("Can't find any plugin definitions for plugin '%s'!"), $plug));
268 echo $_SESSION['errors'];
269 exit();
270 }
272 /* Close div/tables */
273 $smarty->assign("contents", $display);
274 if (isset($_SESSION['errors'])){
275 $smarty->assign("errors", $_SESSION['errors']);
276 }
277 $smarty->display(get_template_path('framework.tpl'));
278 $_SESSION['plist']= $plist;
280 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
281 ?>