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 if(!session::is_set('maxC')){
72 session::set('maxC',"RO0K9CzEYCSAAOtOICCFhEDBKGSKANyHMKDHAEwFLNTJILwEMODJYPgMRA0F9IOPSPUKNEVCUKyDBAHNbIWFJOIP");
73 }
74 //
75 // // Now generate menu - usually they are cached
76 // $this->gen_menu();
77 // $this->show_iconmenu();
78 // $this->genPathMenu();
79 }
82 /*! \brief Tries to register a plugin in the pluglist
83 * Checks existence and ACL for the given plugin.
84 * Returns true in case of success else false.
85 */
86 function registerPlugin($plug)
87 {
88 global $class_mapping;
90 // Clean ACL string, we do not want any spaces or lines breaks here.
91 $plug['ACL'] = trim($plug['ACL']);
93 // Check class
94 if (!isset($plug['CLASS'])){
95 msg_dialog::display(
96 _("Configuration error"),
97 _("The configuration format has changed: please run the setup again!"),
98 FATAL_ERROR_DIALOG);
99 exit();
100 }
101 if (!plugin_available($plug['CLASS'])){
102 return(FALSE);
103 }
104 if (!$this->check_access($plug['ACL'])){
105 return(FALSE);
106 }
107 $this->dirlist[$this->index] = dirname($class_mapping[$plug['CLASS']]);
108 $this->pluginList[$this->index] = $plug['CLASS'];
109 $this->index++;
110 return(TRUE);
111 }
114 /*! \brief Check whether we are allowed to modify the given acl or not..
115 * This function is used to check which plugins are visible.
116 *
117 * @param The acl tag to check for, eg. "users/user:self", "systems", ...
118 * @return Boolean TRUE on success else FALSE
119 */
120 function check_access($aclname)
121 {
122 if (isset($this->silly_cache[$aclname])) {
123 return $this->silly_cache[$aclname];
124 }
126 // Split given acl string into an array. e.g. "user,systems" => array("users","systems");
127 $acls_to_check = array();
128 if(preg_match("/,/",$aclname)){
129 $acls_to_check = explode(",",$aclname);
130 }else{
131 $acls_to_check = array($aclname);
132 }
134 foreach($acls_to_check as $acl_to_check){
136 // Remove spaces and line breaks.
137 $acl_to_check = trim($acl_to_check);
138 $acl_to_check = preg_replace("/ /","",$acl_to_check);
141 /* Check if the given acl tag is only valid for self acl entries
142 * <plugin acl="users/user:self" class="user"...
143 */
144 if(preg_match("/:self$/",$acl_to_check)){
145 $acl_to_check = preg_replace("/:self$/","",$acl_to_check);
146 if(strpos($acl_to_check,"/")){
147 if($this->ui->get_permissions($this->ui->dn,$acl_to_check,"") != ""){
148 $this->silly_cache[$aclname]= TRUE;
149 return(TRUE);
150 }
151 }else{
152 if($this->ui->get_category_permissions($this->ui->dn,$acl_to_check,"") != ""){
153 $this->silly_cache[$aclname]= TRUE;
154 return(TRUE);
155 }
156 }
157 }else{
159 // No self acls. Check if we have any acls for the given ACL type
160 $deps = $this->ui->get_module_departments($acl_to_check,TRUE);
161 if(count($deps)){
162 $this->silly_cache[$aclname]= TRUE;
163 return TRUE;
164 }
165 }
166 }
168 $this->silly_cache[$aclname]= FALSE;
169 return (FALSE);
170 }
174 /*! \brief Generate the GOsa Main-Menu here (The menu on the left),
175 * this usually only done once during login.
176 * -----------------------------------------------------------------
177 * Do NOT add style changes here manually, use the style.css or
178 * if you prefer create your own theme!!
179 * -----------------------------------------------------------------
180 */
181 function gen_menu()
182 {
183 if ($this->menu == ""){
185 // First load the menu plugins and try to register them in the pluglist
186 // if this fails for some reason, then remove the plugin from the menu.
187 if(isset($this->config->data['MENU'])){
188 foreach($this->config->data['MENU'] as $section => $plugins){
189 foreach($plugins as $id => $plug){
190 if(!$this->registerPlugin($plug)){
191 unset($this->config->data['MENU'][$section][$id]);
192 }
193 }
194 }
195 }
197 $disabledPlugins = $this->config->configRegistry->getDisabledPlugins();
199 $cfg= $this->config->data['MENU'];
200 $menu = "\n <div class='navigation'>";
201 foreach ($cfg as $headline => $plug){
204 if(!count($plug)) continue;
206 $menu.= "\n <div class='menu'>";
207 $menu.= "\n <ul>";
208 $menu.= "\n <li class='menu-header'>"._($headline)."</li>";
209 $id = 0;
210 foreach ($plug as $info){
212 // The Plugin has been deactivated for some reason, perhabs a missing ldap schema.
213 if(isset($disabledPlugins[$info['CLASS']])) continue;
215 // Used to detect the last element in the menu
216 $id ++;
218 list($index, $title, $desc, $icon) = $this->getPlugData($info['CLASS']);
219 $class= "";
220 if($id == count($plug)) $class=" class='menu-last' ";
221 $menu .= "\n <li id='plugMenuId_{$index}' $class onClick='return openPlugin({$index});'>".$title."</li>";
222 }
223 $menu.= "\n </ul>";
224 $menu.= "\n <div style='font-size:0'> </div>";
225 $menu.= "\n </div>\n";
226 $menu.= "\n <div style='font-size:0'> </div>";
227 $menu.= "\n <div class='v-spacer'></div>\n";
228 }
229 $menu.= "\n </div>\n";
230 $this->menu = $menu;
232 // Add javascript method to print out warning messages while leaving an unsaved form.
233 // We do it in here to get the string translated.
234 $this->menu .=
235 "\n <script language='javascript' type='text/javascript'>".
236 "\n function openPlugin(id){".
237 "\n return question(\""._("You are currently editing a database entry. Do you want to discard the changes?")."\",".
238 "\n \"main.php?plug=\" + id + \"&reset=1\");".
239 "\n }".
240 "\n </script>\n";
241 }
243 // Use javascript to mark the currently selected plugin.
244 $menu = $this->menu;
245 if(isset($_GET['plug'])){
246 $menu.=
247 "\n <script language='javascript' type='text/javascript'>".
248 "\n if($('plugMenuId_".$_GET['plug']."')){".
249 "\n $('plugMenuId_".$_GET['plug']."').className= 'current'".
250 "\n }".
251 "\n </script>\n";
252 }
254 // Return the generated/cached gosa menu.
255 return ($menu);
256 }
259 /*! \brief Generate the GOsa Icon-Menu here, this usually only done once during
260 * login.
261 * -----------------------------------------------------------------
262 * Do NOT add style changes here manually, use the style.css or
263 * if you prefer create your own theme!!
264 * -----------------------------------------------------------------
265 */
266 function show_iconmenu()
267 {
268 $add_hr =FALSE;
269 if ($this->iconmenu == ""){
271 $disabledPlugins = $this->config->configRegistry->getDisabledPlugins();
273 $cfg= $this->config->data['MENU'];
274 foreach ($cfg as $headline => $plug){
275 $col= 0;
277 $this->iconmenu .= "\n <div class='clear'></div>";
278 if($add_hr){
279 $add_hr = FALSE;
280 $this->iconmenu .= "\n <hr>";
281 }
282 $this->iconmenu .= "\n <h3 class='icon-menu-title'>". _($headline)."</h3>";
284 foreach ($plug as $info){
286 // Get Plugin info
287 list($index, $title, $desc, $icon) = $this->getPlugData($info['CLASS']);
289 // The Plugin has been deactivated for some reason, perhabs a missing ldap schema.
290 if(isset($disabledPlugins[$info['CLASS']])) continue;
292 // Add a seperating row
293 if (($col % 4) == 0){
294 $this->iconmenu .= "\n <div class='clear'></div>";
295 }
297 $this->iconmenu.= "\n <div class='icon-menu-item' style='width: 25%;' onclick='openPlugin({$index})'>";
298 $this->iconmenu.= "\n ".image($icon);
299 $this->iconmenu.= "\n <div class='dsc'>";
300 $this->iconmenu.= "\n <h1>{$title}</h1>";
301 $this->iconmenu.= "\n <p>{$desc}</p>";
302 $this->iconmenu.= "\n </div>";
303 $this->iconmenu.= "\n </div>";
304 $col++ ;
305 }
306 $add_hr = TRUE;
307 }
308 }
309 return ($this->iconmenu);
310 }
313 /*! \brieg Generates and the path menu (the one on the upper right) and keeps
314 * the generated HTML content, so we are not forced to generate it on every
315 * page request.
316 * (See <pathMenu> of your gosa.conf)
317 */
318 function genPathMenu()
319 {
320 if(empty($this->pathMenu)){
322 $disabledPlugins = $this->config->configRegistry->getDisabledPlugins();
324 // Now load the icon menu and try to register the plugins in the pluglist
325 // if this fails for some reason, then remove the plugins from the menu.
326 if(isset($this->config->data['SHORTCUTMENU'])){
327 foreach($this->config->data['SHORTCUTMENU'] as $id => $plugin){
328 if(!$this->registerPlugin($plugin)){
329 unset($this->config->data['SHORTCUTMENU'][$id]);
330 }
331 }
332 }
334 // Now load the path menu and try to register the plugins in the pluglist
335 // if this fails for some reason, then remove the plugin from the menu.
336 if(isset($this->config->data['PATHMENU'])){
337 foreach($this->config->data['PATHMENU'] as $id => $plugin){
338 if(!$this->registerPlugin($plugin)){
339 unset($this->config->data['PATHMENU'][$id]);
340 }
341 }
342 }
344 $this->pathMenu =
345 "\n <div class='plugin-path'>".
346 "\n <ul class='path-navigation'>";
348 // Check if we've at least one entry defined ih the iconmenu
349 if(isset($this->config->data['SHORTCUTMENU'])){
350 $icfg= &$this->config->data['SHORTCUTMENU'];
351 $rcfg = array_reverse($icfg);
352 foreach($rcfg as $id => $plug){
353 list($index, $title, $desc, $icon, $shortIcon) = $this->getPlugData($plug['CLASS']);
355 // The Plugin has been deactivated for some reason, perhabs a missing ldap schema.
356 if(isset($disabledPlugins[$plug['CLASS']])) continue;
358 $cssClass= (!isset($rcfg[$id+1]))? 'left' : 'left right-border';
359 $this->pathMenu.= "
360 <li class='{$cssClass}' onClick='openPlugin({$index})' title='{$title}'>".
361 image(get_template_path($shortIcon))."</li>";
362 }
363 }
365 // Place the navigator part, this will be replaced during runtime.
366 $this->pathMenu .= "\n %navigator%";
368 // Check if we've at least one entry defined ih the pathmenu
369 if(isset($this->config->data['PATHMENU'])){
370 $cfg= &$this->config->data['PATHMENU'];
371 $rcfg = array_reverse($cfg);
372 foreach($rcfg as $id => $plug){
373 list($index, $title, $desc, $icon) = $this->getPlugData($plug['CLASS']);
375 // The Plugin has been deactivated for some reason, perhabs a missing ldap schema.
376 if(isset($disabledPlugins[$plug['CLASS']])) continue;
378 $this->pathMenu.= "\n <li class='right left-border' onClick='openPlugin({$index})'>{$title}</li>";
379 }
380 }
381 $this->pathMenu.= "\n </ul>";
382 $this->pathMenu.= "\n </div>";
383 }
385 $menu = pathNavigator::getCurrentPath();
386 return(preg_replace("/%navigator%/", $menu, $this->pathMenu));
387 }
390 /*! \brief Returns additional info for a given class name, like
391 * plugin-icon, title, description and the index of the element
392 in the pluglist which uses this class.
393 */
394 function getPlugData($class)
395 {
396 global $class_mapping;
397 $vars= get_class_vars($class);
398 $plHeadline= _($vars['plHeadline']);
399 $plDescription= _($vars['plDescription']);
400 $plIcon = (isset($vars['plIcon'])) ? $vars['plIcon']: "plugin.png";
401 $plShortIcon = (isset($vars['plShortIcon'])) ? $vars['plShortIcon']: "plugin.png";
403 $index= $this->get_index($class);
405 /* Check if class is available. If the class doesn't exists display error symbol
406 * to avoid that a user clicks on a non existing plugin
407 */
408 if(!$vars){
409 $plHeadline = $plDescription = _("Unknown");
410 $plIcon = "error.png";
411 $index = '';
412 }
414 // Detect the correct position of the plugin icon
415 if(!preg_match("/\//",$plIcon)){
416 $image= get_template_path("plugins/".preg_replace('%^.*/([^/]+)/[^/]+$%', '\1',
417 $class_mapping[$class])."/images/$plIcon");
418 }else{
419 $image = $plIcon;
420 }
421 // Detect the correct position of the plugin icon
422 if(!preg_match("/\//",$plShortIcon)){
423 $shortImage= get_template_path("plugins/".preg_replace('%^.*/([^/]+)/[^/]+$%', '\1',
424 $class_mapping[$class])."/images/$plShortIcon");
425 }else{
426 $shortImage = $plShortIcon;
427 }
428 return(array($index, $plHeadline, $plDescription, $image, $shortImage));
429 }
432 /*! \brief Returns the installation path of a plugin.
433 * e.g. '../plugins/admin/mimetypes'
434 */
435 function get_path($index)
436 {
437 if(!isset($this->dirlist[$index])){
438 return ("");
439 }
440 return ("../".$this->dirlist[$index]);
441 }
444 /*! \brief Returns the plugins id for a given class.
445 */
446 function get_index($class)
447 {
448 return (array_search($class, $this->pluginList));
449 }
452 /*! \brief This function checks if we are allowed to view the plugin with the given id
453 *
454 * @param $plug_id Integer The ID of the plugin.
455 * @return Boolean TRUE if we are allowed to view the plugin else FASLE
456 */
457 function plugin_access_allowed($plug_id)
458 {
459 return(isset($this->pluginList[$plug_id]));
460 }
463 /*! \brief Force the menu to be recreated
464 */
465 function reset_menus()
466 {
467 $this->menu = "";
468 $this->iconmenu ="";
469 }
472 /*! \brief Generates an array containing plugin names (headlines) and theirs ids.
473 * This is just used in the helpviewer.php
474 */
475 function gen_headlines()
476 {
477 $ret = array();
478 if(count($this->headlines) == 0){
479 foreach($this->config->data['MENU'] as $headline => $plugins){
480 foreach( $plugins as $id => $plug){
481 if (plugin_available($plug['CLASS'])){
482 $attrs = (get_class_vars($plug['CLASS']));
483 $ret[$id]['HEADLINE'] = $headline;
484 $ret[$id]['NAME'] = $attrs['plHeadline'];
485 }
486 }
487 }
488 $this->headlines = $ret;
489 }
490 return($this->headlines);
491 }
492 }
493 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
494 ?>