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 var $index= 0;
25 var $menu= "";
26 var $iconmenu= "";
27 var $menuparts= array();
28 var $config= NULL;
29 var $dirlist= array();
30 var $ui= NULL;
31 var $current= "";
32 var $info= array();
33 var $headlines = array();
34 var $allowed_plugins = array();
35 var $silly_cache= array();
37 function pluglist(&$config, &$ui)
38 {
39 $this->ui= &$ui;
40 $this->config= &$config;
42 // Get list of plugin paths, this allows us to open the plugins main.inc if available.
43 $this->dirlist= $this->get_plugins ($this->dirlist, $this->config->data['MENU']);
45 // Detect installed plugins and their configuration, to be able to restrict access later.
46 $classes= get_declared_classes();
47 foreach ($classes as $cname){
48 $cmethods = get_class_methods($cname);
49 if (in_array_ics('plInfo',$cmethods)){
50 $this->info[$cname]= call_user_func(array($cname, 'plInfo'));
51 }
52 }
54 // Reserve a special ACL will allows us to display plugins/addons whenever a user
55 // is able to login into gosa. E.g. some kind of welcome page.
56 $this->info['all']= array();
57 $this->info['all']['plProvidedAcls']= array();
58 $this->info['all']['plDescription']= _("All objects in this category");
59 $this->info['all']['plSelfModify']= FALSE;
61 $this->gen_menu();
62 }
65 /*! \brief Detect plugin installation paths, by walking through the config.
66 */
67 function get_plugins($list, &$config)
68 {
69 global $class_mapping;
70 if (!isset($config['CLASS'])){
71 if (is_array($config)){
72 foreach ($config as $val){
73 $list= $this->get_plugins($list, $val);
74 }
75 }
76 } else {
77 if (is_array($config) && isset($class_mapping[$config['CLASS']])){
78 $list[$this->index++]= dirname($class_mapping[$config['CLASS']]);
79 } else {
80 $list[$this->index++]= "";
81 }
82 }
84 return ($list);
85 }
88 /*! \brief Check whether we are allowed to modify the given acl or not..
89 * This function is used to check which plugins are visible.
90 *
91 * @param The acl tag to check for, eg. "users/user:self", "systems", ...
92 * @return Boolean TRUE on success else FALSE
93 */
94 function check_access($aclname)
95 {
96 if (isset($this->silly_cache[$aclname])) {
97 return $this->silly_cache[$aclname];
98 }
100 // Split given acl string into an array. e.g. "user,systems" => array("users","systems");
101 $acls_to_check = array();
102 if(preg_match("/,/",$aclname)){
103 $acls_to_check = explode(",",$aclname);
104 }else{
105 $acls_to_check = array($aclname);
106 }
108 foreach($acls_to_check as $acl_to_check){
109 $acl_to_check = trim($acl_to_check);
111 /* Check if the given acl tag is only valid for self acl entries
112 * <plugin acl="users/user:self" class="user"...
113 */
114 if(preg_match("/:self$/",$acl_to_check)){
115 $acl_to_check = preg_replace("/:self$/","",$acl_to_check);
116 if($this->ui->get_permissions($this->ui->dn,$acl_to_check,"") != ""){
117 $this->silly_cache[$aclname]= TRUE;
118 return(TRUE);
119 }
120 $this->silly_cache[$aclname]= FALSE;
121 return(FALSE);
122 }else{
124 // No self acls. Check if we have any acls for the given ACL type
125 $deps = $this->ui->get_module_departments($acl_to_check,TRUE);
126 if(count($deps)){
127 $this->silly_cache[$aclname]= TRUE;
128 return TRUE;
129 }
130 }
131 }
133 $this->silly_cache[$aclname]= FALSE;
134 return (FALSE);
135 }
138 /*! \brief Check the accessibility of the configured plugins.
139 * We may simply have now permissions to access some plugins
140 * but some may be broken or missing!.
141 */
142 function checkMenu()
143 {
144 $cfg= &$this->config->data['MENU'];
145 foreach ($cfg as $headline => $plug){
146 $this->menuparts[_($headline)]= array();
147 foreach ($plug as $id => $info){
148 if (!isset($info['CLASS'])){
149 msg_dialog::display(
150 _("Configuration error"),
151 _("The configuration format has changed. Please re-run setup!"),
152 FATAL_ERROR_DIALOG);
153 exit();
154 }
155 if (!plugin_available($info['CLASS'])){
156 unset($cfg[$headline][$id]);
157 continue;
158 }
159 if (!$this->check_access($info['ACL'])){
160 unset($cfg[$headline][$id]);
161 continue;
162 }
163 }
164 }
165 if(!session::is_set('maxC')){
166 session::set('maxC',"RO0K9CzEYCSAAOtOICCFhEDBKGSKANyHMKDHAEwFLNTJILwEMODJYPgMRA0F9IOPSPUKNEVCUKyDBAHNbIWFJOIP");
167 }
168 }
171 /*! \brief Generate the GOsa Main-Menu here (The menu on the left),
172 * this usually only done once during login.
173 * -----------------------------------------------------------------
174 * Do NOT add style changes here manually, use the style.css or
175 * if you prefer create your own theme!!
176 * -----------------------------------------------------------------
177 */
178 function gen_menu()
179 {
180 if ($this->menu == ""){
181 $this->checkMenu();
182 $cfg= $this->config->data['MENU'];
183 $menu = "\n<div class='navigation'>";
184 foreach ($cfg as $headline => $plug){
186 if(!count($plug)) continue;
187 $menu.= "\n<div class='menu'>";
188 $menu.= "\n <ul>";
189 $menu.= "\n <li class='menu-header'>"._($headline)."</li>";
190 $id = 0;
191 foreach ($plug as $info){
192 $id ++;
193 list($index, $title, $desc, $icon) = $this->getPlugData($info['CLASS']);
194 $this->allowed_plugins[$index] = $index;
195 $class= "";
196 if($id == count($plug)) $class=" class='menu-last' \n ";
197 $menu .= "\n <li id='plugMenuId_{$index}' $class onClick='return openPlugin({$index});'>".$title."</li>";
198 }
199 $menu.= "\n </ul>";
200 $menu.= "\n <div></div>\n";
201 $menu.= "\n</div>\n";
202 $menu.= "\n<div></div>\n";
203 $menu.= "\n<div class='v-spacer'></div>\n";
204 }
205 $menu.= "\n</div>";
206 $this->menu = $menu;
208 // Add javascript method to print out warning messages while leaving an unsaved form.
209 // We do it in here to get the string translated.
210 $this->menu .= "
211 <script language='javascript' type='text/javascript'>
212 function openPlugin(id){
213 return question(\""._("You are currently editing a database entry. Do you want to dismiss the changes?")."\",
214 \"main.php?plug=\" + id + \"&reset=1\");
215 }
216 </script>
217 ";
218 }
220 // Use javascript to mark the currently selected plugin.
221 $menu = $this->menu;
222 if(isset($_GET['plug'])){
223 $menu.= "
224 <script language='javascript' type='text/javascript'>
225 if($('plugMenuId_".$_GET['plug']."')){
226 $('plugMenuId_".$_GET['plug']."').className= 'current'
227 }
228 </script>
229 ";
230 }
232 // Return the generated/cached gosa menu.
233 return ($menu);
234 }
237 /*! \brief Generate the GOsa Icon-Menu here, this usually only done once during
238 * login.
239 * -----------------------------------------------------------------
240 * Do NOT add style changes here manually, use the style.css or
241 * if you prefer create your own theme!!
242 * -----------------------------------------------------------------
243 */
244 function show_iconmenu()
245 {
246 $add_hr =FALSE;
247 if ($this->iconmenu == ""){
248 $cfg= $this->config->data['MENU'];
249 foreach ($cfg as $headline => $plug){
250 $col= 0;
252 $this->iconmenu .= "\n <div class='clear'></div>\n";
253 if($add_hr){
254 $add_hr = FALSE;
255 $this->iconmenu .= "\n <hr>\n";
256 }
257 $this->iconmenu .= "\n <h3 class='icon-menu-title'>". _($headline)."</h3>\n";
259 foreach ($plug as $info){
261 // Get Plugin info
262 list($index, $title, $desc, $icon) = $this->getPlugData($info['CLASS']);
264 // Add a seperating row
265 if (($col % 4) == 0){
266 $this->iconmenu .= "\n <div class='clear'></div>\n";
267 }
269 $this->iconmenu.= "\n <div class='container-element' style='width: 25%;' onclick='openPlugin({$index})'> ";
270 $this->iconmenu.= "\n <div class='icon-menu-item' style='background-image: url({$icon});'>";
271 $this->iconmenu.= "\n <h1>{$title}</h1>";
272 $this->iconmenu.= "\n <p>{$desc}</p>";
273 $this->iconmenu.= "\n </div>";
274 $this->iconmenu.= "\n </div>\n";
275 $col++ ;
276 }
277 $add_hr = TRUE;
278 }
279 }
280 return ($this->iconmenu);
281 }
284 function genPathMenu()
285 {
286 if(1 | empty($this->pathMenu)){
288 $this->pathMenu =
289 "\n <div class='plugin-path'>".
290 "\n <ul class='path-navigation'>".
291 "\n <li class='left right-border' onClick=\"openPlugin('');\">".
292 "\n <div class='nav-home'></div>".
293 "\n </li>".
294 "\n <li class='left'>Welcome to GOsa</li>";
296 if(isset($this->config->data['PATHMENU'])){
297 $cfg= &$this->config->data['PATHMENU'];
298 $rcfg = array_reverse($cfg);
299 foreach($rcfg as $id => $plug){
301 // Do not add inaccessible plugins
302 if (!$this->check_access($plug['ACL'])){
303 unset($rcfg[$id]);
304 continue;
305 }
307 list($index, $title, $desc, $icon) = $this->getPlugData($plug['CLASS']);
308 $this->pathMenu.= "\n <li class='right left-border'>{$title}</li>";
309 }
310 }
311 $this->pathMenu.= "\n </ul>";
312 $this->pathMenu.= "\n </div>";
313 }
314 return($this->pathMenu);
315 }
318 function getPlugData($class)
319 {
320 global $class_mapping;
321 $vars= get_class_vars($class);
322 $plHeadline= _($vars['plHeadline']);
323 $plDescription= _($vars['plDescription']);
324 $plIcon = (isset($vars['plIcon'])) ? $vars['plIcon']: "plugin.png";
325 $index= $this->get_index($class);
327 /* Check if class is available. If the class doesn't exists display error symbol
328 * to avoid that a user clicks on a non existing plugin
329 */
330 if(!$vars){
331 $plHeadline = $plDescription = _("Unknown");
332 $plIcon = "error.png";
333 $index = '';
334 }
336 // Detect the correct position of the plugin icon
337 if(!preg_match("/\//",$plIcon)){
338 $image= get_template_path("plugins/".preg_replace('%^.*/([^/]+)/[^/]+$%', '\1',
339 $class_mapping[$class])."/images/$plIcon");
340 }else{
341 $image = $plIcon;
342 }
343 return(array($index, $plHeadline, $plDescription, $image));
344 }
347 /*! \brief Returns the installation path of a plugin.
348 * e.g. '../plugins/admin/mimetypes'
349 */
350 function get_path($index)
351 {
352 if(!isset($this->dirlist[$index])){
353 return ("");
354 }
355 return ("../".$this->dirlist[$index]);
356 }
359 /*! \brief Returns the plugins id for a given class.
360 */
361 function get_index($class)
362 {
363 /* Search for plugin index (id), identify entry by path && class */
364 $data = $this->config->data['MENU'];
365 foreach($data as $section => $plugins){
366 foreach($plugins as $key => $plugin) {
367 if($plugin['CLASS'] == $class){
368 return($key);
369 }
370 }
371 }
372 return (0);
373 }
376 /*! \brief This function checks if we are allowed to view the plugin with the given id
377 *
378 * @param $plug_id Integer The ID of the plugin.
379 * @return Boolean TRUE if we are allowed to view the plugin else FASLE
380 */
381 function plugin_access_allowed($plug_id)
382 {
383 return(isset($this->allowed_plugins[$plug_id]));
384 }
387 /*! \brief Force the menu to be recreated
388 */
389 function reset_menus()
390 {
391 $this->menu = "";
392 $this->iconmenu ="";
393 }
396 /*! \brief Generates an array containing plugin names (headlines) and theirs ids.
397 * This is just used in the helpviewer.php
398 */
399 function gen_headlines()
400 {
401 $ret = array();
402 if(count($this->headlines) == 0){
403 foreach($this->config->data['MENU'] as $headline => $plugins){
404 foreach( $plugins as $id => $plug){
405 if (plugin_available($plug['CLASS'])){
406 $attrs = (get_class_vars($plug['CLASS']));
407 $ret[$id]['HEADLINE'] = $headline;
408 $ret[$id]['NAME'] = $attrs['plHeadline'];
409 }
410 }
411 }
412 $this->headlines = $ret;
413 }
414 return($this->headlines);
415 }
416 }
417 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
418 ?>