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 class pluglist
24 {
25 // The id of the last registered plugin id
26 var $index= 0;
28 var $config= NULL;
29 var $ui= NULL;
31 // Contains a list of the paths for all registered plugins.
32 var $dirlist= array();
34 // Seems to be used in the help menu to generate an overview.
35 var $headlines = array();
37 // Remember stuff in here.
38 var $silly_cache= array();
40 // The pluglist keeps track of all registered plugins.
41 // (Registered plugins are those we are able to access)
42 var $pluginList = array();
44 // Some cache vars to avoid regenration of the menus.
45 var $pathMenu = "";
46 var $menu= "";
47 var $iconmenu= "";
49 function pluglist(&$config, &$ui)
50 {
51 $this->ui= &$ui;
52 $this->config= &$config;
53 $this->loadPluginList();
54 }
56 function loadPluginList()
57 {
58 $this->pluginList = array();
60 // First load the menu plugins and try to register them in the pluglist
61 // if this fails for some reason, then remove the plugin from the menu.
62 if(isset($this->config->data['MENU'])){
63 foreach($this->config->data['MENU'] as $section => $plugins){
64 foreach($plugins as $id => $plug){
65 if(!$this->registerPlugin($plug)){
66 unset($this->config->data['MENU'][$section][$id]);
67 }
68 }
69 }
70 }
72 // Now load the path menu and try to register the plugins in the pluglist
73 // if this fails for some reason, then remove the plugin from the menu.
74 if(isset($this->config->data['PATHMENU'])){
75 foreach($this->config->data['PATHMENU'] as $id => $plugin){
76 if(!$this->registerPlugin($plugin)){
77 unset($this->config->data['PATHMENU'][$id]);
78 }
79 }
80 }
82 if(!session::is_set('maxC')){
83 session::set('maxC',"RO0K9CzEYCSAAOtOICCFhEDBKGSKANyHMKDHAEwFLNTJILwEMODJYPgMRA0F9IOPSPUKNEVCUKyDBAHNbIWFJOIP");
84 }
86 // Now generate menu - usually they are cached
87 $this->gen_menu();
88 $this->show_iconmenu();
89 $this->genPathMenu();
90 }
93 /*! \brief Tries to register a plugin in the pluglist
94 * Checks existence and ACL for the given plugin.
95 * Returns true in case of success else false.
96 */
97 function registerPlugin($plug)
98 {
99 global $class_mapping;
101 if (!isset($plug['CLASS'])){
102 msg_dialog::display(
103 _("Configuration error"),
104 _("The configuration format has changed. Please re-run setup!"),
105 FATAL_ERROR_DIALOG);
106 exit();
107 }
108 if (!plugin_available($plug['CLASS'])){
109 return(FALSE);
110 }
111 if (!$this->check_access($plug['ACL'])){
112 return(FALSE);
113 }
114 $this->dirlist[$this->index] = dirname($class_mapping[$plug['CLASS']]);
115 $this->pluginList[$this->index] = $plug['CLASS'];
116 $this->index++;
117 return(TRUE);
118 }
121 /*! \brief Check whether we are allowed to modify the given acl or not..
122 * This function is used to check which plugins are visible.
123 *
124 * @param The acl tag to check for, eg. "users/user:self", "systems", ...
125 * @return Boolean TRUE on success else FALSE
126 */
127 function check_access($aclname)
128 {
129 if (isset($this->silly_cache[$aclname])) {
130 return $this->silly_cache[$aclname];
131 }
133 // Split given acl string into an array. e.g. "user,systems" => array("users","systems");
134 $acls_to_check = array();
135 if(preg_match("/,/",$aclname)){
136 $acls_to_check = explode(",",$aclname);
137 }else{
138 $acls_to_check = array($aclname);
139 }
141 foreach($acls_to_check as $acl_to_check){
142 $acl_to_check = trim($acl_to_check);
144 /* Check if the given acl tag is only valid for self acl entries
145 * <plugin acl="users/user:self" class="user"...
146 */
147 if(preg_match("/:self$/",$acl_to_check)){
148 $acl_to_check = preg_replace("/:self$/","",$acl_to_check);
149 if($this->ui->get_permissions($this->ui->dn,$acl_to_check,"") != ""){
150 $this->silly_cache[$aclname]= TRUE;
151 return(TRUE);
152 }
153 $this->silly_cache[$aclname]= FALSE;
154 return(FALSE);
155 }else{
157 // No self acls. Check if we have any acls for the given ACL type
158 $deps = $this->ui->get_module_departments($acl_to_check,TRUE);
159 if(count($deps)){
160 $this->silly_cache[$aclname]= TRUE;
161 return TRUE;
162 }
163 }
164 }
166 $this->silly_cache[$aclname]= FALSE;
167 return (FALSE);
168 }
172 /*! \brief Generate the GOsa Main-Menu here (The menu on the left),
173 * this usually only done once during login.
174 * -----------------------------------------------------------------
175 * Do NOT add style changes here manually, use the style.css or
176 * if you prefer create your own theme!!
177 * -----------------------------------------------------------------
178 */
179 function gen_menu()
180 {
181 if ($this->menu == ""){
182 $cfg= $this->config->data['MENU'];
183 $menu = "\n <div class='navigation'>";
184 foreach ($cfg as $headline => $plug){
186 if(!count($plug)) continue;
188 $menu.= "\n <div class='menu'>";
189 $menu.= "\n <ul>";
190 $menu.= "\n <li class='menu-header'>"._($headline)."</li>";
191 $id = 0;
192 foreach ($plug as $info){
194 // Used to detect the last element in the menu
195 $id ++;
197 list($index, $title, $desc, $icon) = $this->getPlugData($info['CLASS']);
198 $class= "";
199 if($id == count($plug)) $class=" class='menu-last' ";
200 $menu .= "\n <li id='plugMenuId_{$index}' $class onClick='return openPlugin({$index});'>".$title."</li>";
201 }
202 $menu.= "\n </ul>";
203 $menu.= "\n <div></div>";
204 $menu.= "\n </div>\n";
205 $menu.= "\n <div></div>";
206 $menu.= "\n <div class='v-spacer'></div>\n";
207 }
208 $menu.= "\n </div>\n";
209 $this->menu = $menu;
211 // Add javascript method to print out warning messages while leaving an unsaved form.
212 // We do it in here to get the string translated.
213 $this->menu .=
214 "\n <script language='javascript' type='text/javascript'>".
215 "\n function openPlugin(id){".
216 "\n return question(\""._("You are currently editing a database entry. Do you want to dismiss the changes?")."\",".
217 "\n \"main.php?plug=\" + id + \"&reset=1\");".
218 "\n }".
219 "\n </script>\n";
220 }
222 // Use javascript to mark the currently selected plugin.
223 $menu = $this->menu;
224 if(isset($_GET['plug'])){
225 $menu.=
226 "\n <script language='javascript' type='text/javascript'>".
227 "\n if($('plugMenuId_".$_GET['plug']."')){".
228 "\n $('plugMenuId_".$_GET['plug']."').className= 'current'".
229 "\n }".
230 "\n </script>\n";
231 }
233 // Return the generated/cached gosa menu.
234 return ($menu);
235 }
238 /*! \brief Generate the GOsa Icon-Menu here, this usually only done once during
239 * login.
240 * -----------------------------------------------------------------
241 * Do NOT add style changes here manually, use the style.css or
242 * if you prefer create your own theme!!
243 * -----------------------------------------------------------------
244 */
245 function show_iconmenu()
246 {
247 $add_hr =FALSE;
248 $this->iconmenu = "";
249 if ($this->iconmenu == ""){
250 $cfg= $this->config->data['MENU'];
251 foreach ($cfg as $headline => $plug){
252 $col= 0;
254 $this->iconmenu .= "\n <div class='clear'></div>";
255 if($add_hr){
256 $add_hr = FALSE;
257 $this->iconmenu .= "\n <hr>";
258 }
259 $this->iconmenu .= "\n <h3 class='icon-menu-title'>". _($headline)."</h3>";
261 foreach ($plug as $info){
263 // Get Plugin info
264 list($index, $title, $desc, $icon) = $this->getPlugData($info['CLASS']);
266 // Add a seperating row
267 if (($col % 4) == 0){
268 $this->iconmenu .= "\n <div class='clear'></div>";
269 }
271 $this->iconmenu.= "\n <div class='icon-menu-item' style='width: 25%;' onclick='openPlugin({$index})'>";
272 $this->iconmenu.= "\n ".image($icon);
273 $this->iconmenu.= "\n <div class='dsc'>";
274 $this->iconmenu.= "\n <h1>{$title}</h1>";
275 $this->iconmenu.= "\n <p>{$desc}</p>";
276 $this->iconmenu.= "\n </div>";
277 $this->iconmenu.= "\n </div>";
278 $col++ ;
279 }
280 $add_hr = TRUE;
281 }
282 }
283 return ($this->iconmenu);
284 }
287 /*! \brieg Generates and the path menu (the one on the upper right) and keeps
288 * the generated HTML content, so we are not forced to generate it on every
289 * page request.
290 * (See <pathMenu> of your gosa.conf)
291 */
292 function genPathMenu()
293 {
294 if(empty($this->pathMenu)){
295 $this->pathMenu =
296 "\n <div class='plugin-path'>".
297 "\n <ul class='path-navigation'>".
298 "\n <li class='left right-border' onClick=\"openPlugin('');\">".
299 "\n <div class='nav-home'></div>".
300 "\n </li>".
301 "\n <li class='left'>Welcome to GOsa</li>";
303 // Check if we've at least one entry defined ih the pathmenu
304 if(isset($this->config->data['PATHMENU'])){
305 $cfg= &$this->config->data['PATHMENU'];
306 $rcfg = array_reverse($cfg);
307 foreach($rcfg as $id => $plug){
308 list($index, $title, $desc, $icon) = $this->getPlugData($plug['CLASS']);
309 $this->pathMenu.= "\n <li class='right left-border' onClick='openPlugin({$index})'>{$title}</li>";
310 }
311 }
312 $this->pathMenu.= "\n </ul>";
313 $this->pathMenu.= "\n </div>";
314 }
315 return($this->pathMenu);
316 }
319 /*! \brief Returns additional info for a given class name, like
320 * plugin-icon, title, description and the index of the element
321 in the pluglist which uses this class.
322 */
323 function getPlugData($class)
324 {
325 global $class_mapping;
326 $vars= get_class_vars($class);
327 $plHeadline= _($vars['plHeadline']);
328 $plDescription= _($vars['plDescription']);
329 $plIcon = (isset($vars['plIcon'])) ? $vars['plIcon']: "plugin.png";
330 $index= $this->get_index($class);
332 /* Check if class is available. If the class doesn't exists display error symbol
333 * to avoid that a user clicks on a non existing plugin
334 */
335 if(!$vars){
336 $plHeadline = $plDescription = _("Unknown");
337 $plIcon = "error.png";
338 $index = '';
339 }
341 // Detect the correct position of the plugin icon
342 if(!preg_match("/\//",$plIcon)){
343 $image= get_template_path("plugins/".preg_replace('%^.*/([^/]+)/[^/]+$%', '\1',
344 $class_mapping[$class])."/images/$plIcon");
345 }else{
346 $image = $plIcon;
347 }
348 return(array($index, $plHeadline, $plDescription, $image));
349 }
352 /*! \brief Returns the installation path of a plugin.
353 * e.g. '../plugins/admin/mimetypes'
354 */
355 function get_path($index)
356 {
357 if(!isset($this->dirlist[$index])){
358 return ("");
359 }
360 return ("../".$this->dirlist[$index]);
361 }
364 /*! \brief Returns the plugins id for a given class.
365 */
366 function get_index($class)
367 {
368 return (array_search($class, $this->pluginList));
369 }
372 /*! \brief This function checks if we are allowed to view the plugin with the given id
373 *
374 * @param $plug_id Integer The ID of the plugin.
375 * @return Boolean TRUE if we are allowed to view the plugin else FASLE
376 */
377 function plugin_access_allowed($plug_id)
378 {
379 return(isset($this->pluginList[$plug_id]));
380 }
383 /*! \brief Force the menu to be recreated
384 */
385 function reset_menus()
386 {
387 $this->menu = "";
388 $this->iconmenu ="";
389 }
392 /*! \brief Generates an array containing plugin names (headlines) and theirs ids.
393 * This is just used in the helpviewer.php
394 */
395 function gen_headlines()
396 {
397 $ret = array();
398 if(count($this->headlines) == 0){
399 foreach($this->config->data['MENU'] as $headline => $plugins){
400 foreach( $plugins as $id => $plug){
401 if (plugin_available($plug['CLASS'])){
402 $attrs = (get_class_vars($plug['CLASS']));
403 $ret[$id]['HEADLINE'] = $headline;
404 $ret[$id]['NAME'] = $attrs['plHeadline'];
405 }
406 }
407 }
408 $this->headlines = $ret;
409 }
410 return($this->headlines);
411 }
412 }
413 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
414 ?>