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();
36 // Remember stuff in here.
37 var $silly_cache= array();
39 // The pluglist keeps track of all registered plugins.
40 // (Registered plugins are those we are able to access)
41 var $pluginList = array();
43 // Some cache vars to avoid regenration of the menus.
44 var $pathMenu = "";
45 var $menu= "";
46 var $iconmenu= "";
48 // Classes plInfo list
49 var $info = array();
51 function pluglist(&$config, &$ui)
52 {
53 $this->ui= &$ui;
54 $this->config= &$config;
55 $this->loadPluginList();
56 }
58 function loadPluginList()
59 {
60 $this->pluginList = array();
62 /* Fill info part of pluglist */
63 $classes= get_declared_classes();
64 foreach ($classes as $cname){
65 $cmethods = get_class_methods($cname);
66 if (in_array_ics('plInfo',$cmethods)){
67 $this->info[$cname]= call_user_func(array($cname, 'plInfo'));
68 }
69 }
71 /* Provide field for 'all' */
72 $this->info['all']= array();
73 $this->info['all']['plProvidedAcls']= array();
74 $this->info['all']['plDescription']= _("All objects in this category");
75 $this->info['all']['plSelfModify']= FALSE;
77 if(!session::is_set('maxC')){
78 session::set('maxC',"RO0K9CzEYCSAAOtOICCFhEDBKGSKANyHMKDHAEwFLNTJILwEMODJYPgMRA0F9IOPSPUKNEVCUKyDBAHNbIWFJOIP");
79 }
80 //
81 // // Now generate menu - usually they are cached
82 // $this->gen_menu();
83 // $this->show_iconmenu();
84 // $this->genPathMenu();
85 }
88 /*! \brief Tries to register a plugin in the pluglist
89 * Checks existence and ACL for the given plugin.
90 * Returns true in case of success else false.
91 */
92 function registerPlugin($plug)
93 {
94 global $class_mapping;
96 if (!isset($plug['CLASS'])){
97 msg_dialog::display(
98 _("Configuration error"),
99 _("The configuration format has changed. Please re-run setup!"),
100 FATAL_ERROR_DIALOG);
101 exit();
102 }
103 if (!plugin_available($plug['CLASS'])){
104 return(FALSE);
105 }
106 if (!$this->check_access($plug['ACL'])){
107 return(FALSE);
108 }
109 $this->dirlist[$this->index] = dirname($class_mapping[$plug['CLASS']]);
110 $this->pluginList[$this->index] = $plug['CLASS'];
111 $this->index++;
112 return(TRUE);
113 }
116 /*! \brief Check whether we are allowed to modify the given acl or not..
117 * This function is used to check which plugins are visible.
118 *
119 * @param The acl tag to check for, eg. "users/user:self", "systems", ...
120 * @return Boolean TRUE on success else FALSE
121 */
122 function check_access($aclname)
123 {
124 if (isset($this->silly_cache[$aclname])) {
125 return $this->silly_cache[$aclname];
126 }
128 // Split given acl string into an array. e.g. "user,systems" => array("users","systems");
129 $acls_to_check = array();
130 if(preg_match("/,/",$aclname)){
131 $acls_to_check = explode(",",$aclname);
132 }else{
133 $acls_to_check = array($aclname);
134 }
136 foreach($acls_to_check as $acl_to_check){
137 $acl_to_check = trim($acl_to_check);
139 /* Check if the given acl tag is only valid for self acl entries
140 * <plugin acl="users/user:self" class="user"...
141 */
142 if(preg_match("/:self$/",$acl_to_check)){
143 $acl_to_check = preg_replace("/:self$/","",$acl_to_check);
144 if($this->ui->get_permissions($this->ui->dn,$acl_to_check,"") != ""){
145 $this->silly_cache[$aclname]= TRUE;
146 return(TRUE);
147 }
148 $this->silly_cache[$aclname]= FALSE;
149 return(FALSE);
150 }else{
152 // No self acls. Check if we have any acls for the given ACL type
153 $deps = $this->ui->get_module_departments($acl_to_check,TRUE);
154 if(count($deps)){
155 $this->silly_cache[$aclname]= TRUE;
156 return TRUE;
157 }
158 }
159 }
161 $this->silly_cache[$aclname]= FALSE;
162 return (FALSE);
163 }
167 /*! \brief Generate the GOsa Main-Menu here (The menu on the left),
168 * this usually only done once during login.
169 * -----------------------------------------------------------------
170 * Do NOT add style changes here manually, use the style.css or
171 * if you prefer create your own theme!!
172 * -----------------------------------------------------------------
173 */
174 function gen_menu()
175 {
176 if ($this->menu == ""){
178 // First load the menu plugins and try to register them in the pluglist
179 // if this fails for some reason, then remove the plugin from the menu.
180 if(isset($this->config->data['MENU'])){
181 foreach($this->config->data['MENU'] as $section => $plugins){
182 foreach($plugins as $id => $plug){
183 if(!$this->registerPlugin($plug)){
184 unset($this->config->data['MENU'][$section][$id]);
185 }
186 }
187 }
188 }
190 $cfg= $this->config->data['MENU'];
191 $menu = "\n <div class='navigation'>";
192 foreach ($cfg as $headline => $plug){
194 if(!count($plug)) continue;
196 $menu.= "\n <div class='menu'>";
197 $menu.= "\n <ul>";
198 $menu.= "\n <li class='menu-header'>"._($headline)."</li>";
199 $id = 0;
200 foreach ($plug as $info){
202 // Used to detect the last element in the menu
203 $id ++;
205 list($index, $title, $desc, $icon) = $this->getPlugData($info['CLASS']);
206 $class= "";
207 if($id == count($plug)) $class=" class='menu-last' ";
208 $menu .= "\n <li id='plugMenuId_{$index}' $class onClick='return openPlugin({$index});'>".$title."</li>";
209 }
210 $menu.= "\n </ul>";
211 $menu.= "\n <div style='font-size:0'> </div>";
212 $menu.= "\n </div>\n";
213 $menu.= "\n <div style='font-size:0'> </div>";
214 $menu.= "\n <div class='v-spacer'></div>\n";
215 }
216 $menu.= "\n </div>\n";
217 $this->menu = $menu;
219 // Add javascript method to print out warning messages while leaving an unsaved form.
220 // We do it in here to get the string translated.
221 $this->menu .=
222 "\n <script language='javascript' type='text/javascript'>".
223 "\n function openPlugin(id){".
224 "\n return question(\""._("You are currently editing a database entry. Do you want to dismiss the changes?")."\",".
225 "\n \"main.php?plug=\" + id + \"&reset=1\");".
226 "\n }".
227 "\n </script>\n";
228 }
230 // Use javascript to mark the currently selected plugin.
231 $menu = $this->menu;
232 if(isset($_GET['plug'])){
233 $menu.=
234 "\n <script language='javascript' type='text/javascript'>".
235 "\n if($('plugMenuId_".$_GET['plug']."')){".
236 "\n $('plugMenuId_".$_GET['plug']."').className= 'current'".
237 "\n }".
238 "\n </script>\n";
239 }
241 // Return the generated/cached gosa menu.
242 return ($menu);
243 }
246 /*! \brief Generate the GOsa Icon-Menu here, this usually only done once during
247 * login.
248 * -----------------------------------------------------------------
249 * Do NOT add style changes here manually, use the style.css or
250 * if you prefer create your own theme!!
251 * -----------------------------------------------------------------
252 */
253 function show_iconmenu()
254 {
255 $add_hr =FALSE;
256 $this->iconmenu = "";
257 if ($this->iconmenu == ""){
259 $cfg= $this->config->data['MENU'];
260 foreach ($cfg as $headline => $plug){
261 $col= 0;
263 $this->iconmenu .= "\n <div class='clear'></div>";
264 if($add_hr){
265 $add_hr = FALSE;
266 $this->iconmenu .= "\n <hr>";
267 }
268 $this->iconmenu .= "\n <h3 class='icon-menu-title'>". _($headline)."</h3>";
270 foreach ($plug as $info){
272 // Get Plugin info
273 list($index, $title, $desc, $icon) = $this->getPlugData($info['CLASS']);
275 // Add a seperating row
276 if (($col % 4) == 0){
277 $this->iconmenu .= "\n <div class='clear'></div>";
278 }
280 $this->iconmenu.= "\n <div class='icon-menu-item' style='width: 25%;' onclick='openPlugin({$index})'>";
281 $this->iconmenu.= "\n ".image($icon);
282 $this->iconmenu.= "\n <div class='dsc'>";
283 $this->iconmenu.= "\n <h1>{$title}</h1>";
284 $this->iconmenu.= "\n <p>{$desc}</p>";
285 $this->iconmenu.= "\n </div>";
286 $this->iconmenu.= "\n </div>";
287 $col++ ;
288 }
289 $add_hr = TRUE;
290 }
291 }
292 return ($this->iconmenu);
293 }
296 /*! \brieg Generates and the path menu (the one on the upper right) and keeps
297 * the generated HTML content, so we are not forced to generate it on every
298 * page request.
299 * (See <pathMenu> of your gosa.conf)
300 */
301 function genPathMenu()
302 {
303 if(empty($this->pathMenu)){
305 // Now load the path menu and try to register the plugins in the pluglist
306 // if this fails for some reason, then remove the plugin from the menu.
307 if(isset($this->config->data['PATHMENU'])){
308 foreach($this->config->data['PATHMENU'] as $id => $plugin){
309 if(!$this->registerPlugin($plugin)){
310 unset($this->config->data['PATHMENU'][$id]);
311 }
312 }
313 }
315 $this->pathMenu =
316 "\n <div class='plugin-path'>".
317 "\n <ul class='path-navigation'>".
318 "\n <li class='left right-border' onClick=\"openPlugin('');\">".
319 "\n <div class='nav-home'></div>".
320 "\n </li>".
321 "\n <li class='left'>Welcome to GOsa</li>";
323 // Check if we've at least one entry defined ih the pathmenu
324 if(isset($this->config->data['PATHMENU'])){
325 $cfg= &$this->config->data['PATHMENU'];
326 $rcfg = array_reverse($cfg);
327 foreach($rcfg as $id => $plug){
328 list($index, $title, $desc, $icon) = $this->getPlugData($plug['CLASS']);
329 $this->pathMenu.= "\n <li class='right left-border' onClick='openPlugin({$index})'>{$title}</li>";
330 }
331 }
332 $this->pathMenu.= "\n </ul>";
333 $this->pathMenu.= "\n </div>";
334 }
335 return($this->pathMenu);
336 }
339 /*! \brief Returns additional info for a given class name, like
340 * plugin-icon, title, description and the index of the element
341 in the pluglist which uses this class.
342 */
343 function getPlugData($class)
344 {
345 global $class_mapping;
346 $vars= get_class_vars($class);
347 $plHeadline= _($vars['plHeadline']);
348 $plDescription= _($vars['plDescription']);
349 $plIcon = (isset($vars['plIcon'])) ? $vars['plIcon']: "plugin.png";
350 $index= $this->get_index($class);
352 /* Check if class is available. If the class doesn't exists display error symbol
353 * to avoid that a user clicks on a non existing plugin
354 */
355 if(!$vars){
356 $plHeadline = $plDescription = _("Unknown");
357 $plIcon = "error.png";
358 $index = '';
359 }
361 // Detect the correct position of the plugin icon
362 if(!preg_match("/\//",$plIcon)){
363 $image= get_template_path("plugins/".preg_replace('%^.*/([^/]+)/[^/]+$%', '\1',
364 $class_mapping[$class])."/images/$plIcon");
365 }else{
366 $image = $plIcon;
367 }
368 return(array($index, $plHeadline, $plDescription, $image));
369 }
372 /*! \brief Returns the installation path of a plugin.
373 * e.g. '../plugins/admin/mimetypes'
374 */
375 function get_path($index)
376 {
377 if(!isset($this->dirlist[$index])){
378 return ("");
379 }
380 return ("../".$this->dirlist[$index]);
381 }
384 /*! \brief Returns the plugins id for a given class.
385 */
386 function get_index($class)
387 {
388 return (array_search($class, $this->pluginList));
389 }
392 /*! \brief This function checks if we are allowed to view the plugin with the given id
393 *
394 * @param $plug_id Integer The ID of the plugin.
395 * @return Boolean TRUE if we are allowed to view the plugin else FASLE
396 */
397 function plugin_access_allowed($plug_id)
398 {
399 return(isset($this->pluginList[$plug_id]));
400 }
403 /*! \brief Force the menu to be recreated
404 */
405 function reset_menus()
406 {
407 $this->menu = "";
408 $this->iconmenu ="";
409 }
412 /*! \brief Generates an array containing plugin names (headlines) and theirs ids.
413 * This is just used in the helpviewer.php
414 */
415 function gen_headlines()
416 {
417 $ret = array();
418 if(count($this->headlines) == 0){
419 foreach($this->config->data['MENU'] as $headline => $plugins){
420 foreach( $plugins as $id => $plug){
421 if (plugin_available($plug['CLASS'])){
422 $attrs = (get_class_vars($plug['CLASS']));
423 $ret[$id]['HEADLINE'] = $headline;
424 $ret[$id]['NAME'] = $attrs['plHeadline'];
425 }
426 }
427 }
428 $this->headlines = $ret;
429 }
430 return($this->headlines);
431 }
432 }
433 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
434 ?>