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 $class_mapping;
90 if (!isset($plug['CLASS'])){
91 msg_dialog::display(
92 _("Configuration error"),
93 _("The configuration format has changed: please run the setup again!"),
94 FATAL_ERROR_DIALOG);
95 exit();
96 }
97 if (!plugin_available($plug['CLASS'])){
98 return(FALSE);
99 }
100 if (!$this->check_access($plug['ACL'])){
101 return(FALSE);
102 }
103 $this->dirlist[$this->index] = dirname($class_mapping[$plug['CLASS']]);
104 $this->pluginList[$this->index] = $plug['CLASS'];
105 $this->index++;
106 return(TRUE);
107 }
110 /*! \brief Check whether we are allowed to modify the given acl or not..
111 * This function is used to check which plugins are visible.
112 *
113 * @param The acl tag to check for, eg. "users/user:self", "systems", ...
114 * @return Boolean TRUE on success else FALSE
115 */
116 function check_access($aclname)
117 {
118 if (isset($this->silly_cache[$aclname])) {
119 return $this->silly_cache[$aclname];
120 }
122 // Split given acl string into an array. e.g. "user,systems" => array("users","systems");
123 $acls_to_check = array();
124 if(preg_match("/,/",$aclname)){
125 $acls_to_check = explode(",",$aclname);
126 }else{
127 $acls_to_check = array($aclname);
128 }
130 foreach($acls_to_check as $acl_to_check){
131 $acl_to_check = trim($acl_to_check);
133 /* Check if the given acl tag is only valid for self acl entries
134 * <plugin acl="users/user:self" class="user"...
135 */
136 if(preg_match("/:self$/",$acl_to_check)){
137 $acl_to_check = preg_replace("/:self$/","",$acl_to_check);
138 if(strpos($acl_to_check,"/")){
139 if($this->ui->get_permissions($this->ui->dn,$acl_to_check,"") != ""){
140 $this->silly_cache[$aclname]= TRUE;
141 return(TRUE);
142 }
143 }else{
144 if($this->ui->get_category_permissions($this->ui->dn,$acl_to_check,"") != ""){
145 $this->silly_cache[$aclname]= TRUE;
146 return(TRUE);
147 }
148 }
149 }else{
151 // No self acls. Check if we have any acls for the given ACL type
152 $deps = $this->ui->get_module_departments($acl_to_check,TRUE);
153 if(count($deps)){
154 $this->silly_cache[$aclname]= TRUE;
155 return TRUE;
156 }
157 }
158 }
160 $this->silly_cache[$aclname]= FALSE;
161 return (FALSE);
162 }
166 /*! \brief Generate the GOsa Main-Menu here (The menu on the left),
167 * this usually only done once during login.
168 * -----------------------------------------------------------------
169 * Do NOT add style changes here manually, use the style.css or
170 * if you prefer create your own theme!!
171 * -----------------------------------------------------------------
172 */
173 function gen_menu()
174 {
175 if ($this->menu == ""){
177 // First load the menu plugins and try to register them in the pluglist
178 // if this fails for some reason, then remove the plugin from the menu.
179 if(isset($this->config->data['MENU'])){
180 foreach($this->config->data['MENU'] as $section => $plugins){
181 foreach($plugins as $id => $plug){
182 if(!$this->registerPlugin($plug)){
183 unset($this->config->data['MENU'][$section][$id]);
184 }
185 }
186 }
187 }
189 $disabledPlugins = $this->config->configRegistry->getDisabledPlugins();
191 $cfg= $this->config->data['MENU'];
192 $menu = "\n <div class='navigation'>";
193 foreach ($cfg as $headline => $plug){
196 if(!count($plug)) continue;
198 $menu.= "\n <div class='menu'>";
199 $menu.= "\n <ul>";
200 $menu.= "\n <li class='menu-header'>"._($headline)."</li>";
201 $id = 0;
202 foreach ($plug as $info){
204 // The Plugin has been deactivated for some reason, perhabs a missing ldap schema.
205 if(isset($disabledPlugins[$info['CLASS']])) continue;
207 // Used to detect the last element in the menu
208 $id ++;
210 list($index, $title, $desc, $icon) = $this->getPlugData($info['CLASS']);
211 $class= "";
212 if($id == count($plug)) $class=" class='menu-last' ";
213 $menu .= "\n <li id='plugMenuId_{$index}' $class onClick='return openPlugin({$index});'>".$title."</li>";
214 }
215 $menu.= "\n </ul>";
216 $menu.= "\n <div style='font-size:0'> </div>";
217 $menu.= "\n </div>\n";
218 $menu.= "\n <div style='font-size:0'> </div>";
219 $menu.= "\n <div class='v-spacer'></div>\n";
220 }
221 $menu.= "\n </div>\n";
222 $this->menu = $menu;
224 // Add javascript method to print out warning messages while leaving an unsaved form.
225 // We do it in here to get the string translated.
226 $this->menu .=
227 "\n <script language='javascript' type='text/javascript'>".
228 "\n function openPlugin(id){".
229 "\n return question(\""._("You are currently editing a database entry. Do you want to discard the changes?")."\",".
230 "\n \"main.php?plug=\" + id + \"&reset=1\");".
231 "\n }".
232 "\n </script>\n";
233 }
235 // Use javascript to mark the currently selected plugin.
236 $menu = $this->menu;
237 if(isset($_GET['plug'])){
238 $menu.=
239 "\n <script language='javascript' type='text/javascript'>".
240 "\n if($('plugMenuId_".$_GET['plug']."')){".
241 "\n $('plugMenuId_".$_GET['plug']."').className= 'current'".
242 "\n }".
243 "\n </script>\n";
244 }
246 // Return the generated/cached gosa menu.
247 return ($menu);
248 }
251 /*! \brief Generate the GOsa Icon-Menu here, this usually only done once during
252 * login.
253 * -----------------------------------------------------------------
254 * Do NOT add style changes here manually, use the style.css or
255 * if you prefer create your own theme!!
256 * -----------------------------------------------------------------
257 */
258 function show_iconmenu()
259 {
260 $add_hr =FALSE;
261 if ($this->iconmenu == ""){
263 $disabledPlugins = $this->config->configRegistry->getDisabledPlugins();
265 $cfg= $this->config->data['MENU'];
266 foreach ($cfg as $headline => $plug){
267 $col= 0;
269 $this->iconmenu .= "\n <div class='clear'></div>";
270 if($add_hr){
271 $add_hr = FALSE;
272 $this->iconmenu .= "\n <hr>";
273 }
274 $this->iconmenu .= "\n <h3 class='icon-menu-title'>". _($headline)."</h3>";
276 foreach ($plug as $info){
278 // Get Plugin info
279 list($index, $title, $desc, $icon) = $this->getPlugData($info['CLASS']);
281 // The Plugin has been deactivated for some reason, perhabs a missing ldap schema.
282 if(isset($disabledPlugins[$info['CLASS']])) continue;
284 // Add a seperating row
285 if (($col % 4) == 0){
286 $this->iconmenu .= "\n <div class='clear'></div>";
287 }
289 $this->iconmenu.= "\n <div class='icon-menu-item' style='width: 25%;' onclick='openPlugin({$index})'>";
290 $this->iconmenu.= "\n ".image($icon);
291 $this->iconmenu.= "\n <div class='dsc'>";
292 $this->iconmenu.= "\n <h1>{$title}</h1>";
293 $this->iconmenu.= "\n <p>{$desc}</p>";
294 $this->iconmenu.= "\n </div>";
295 $this->iconmenu.= "\n </div>";
296 $col++ ;
297 }
298 $add_hr = TRUE;
299 }
300 }
301 return ($this->iconmenu);
302 }
305 /*! \brieg Generates and the path menu (the one on the upper right) and keeps
306 * the generated HTML content, so we are not forced to generate it on every
307 * page request.
308 * (See <pathMenu> of your gosa.conf)
309 */
310 function genPathMenu()
311 {
312 if(empty($this->pathMenu)){
314 $disabledPlugins = $this->config->configRegistry->getDisabledPlugins();
316 // Now load the icon menu and try to register the plugins in the pluglist
317 // if this fails for some reason, then remove the plugins from the menu.
318 if(isset($this->config->data['SHORTCUTMENU'])){
319 foreach($this->config->data['SHORTCUTMENU'] as $id => $plugin){
320 if(!$this->registerPlugin($plugin)){
321 unset($this->config->data['SHORTCUTMENU'][$id]);
322 }
323 }
324 }
326 // Now load the path menu and try to register the plugins in the pluglist
327 // if this fails for some reason, then remove the plugin from the menu.
328 if(isset($this->config->data['PATHMENU'])){
329 foreach($this->config->data['PATHMENU'] as $id => $plugin){
330 if(!$this->registerPlugin($plugin)){
331 unset($this->config->data['PATHMENU'][$id]);
332 }
333 }
334 }
336 $this->pathMenu =
337 "\n <div class='plugin-path'>".
338 "\n <ul class='path-navigation'>";
340 // Check if we've at least one entry defined ih the iconmenu
341 if(isset($this->config->data['SHORTCUTMENU'])){
342 $icfg= &$this->config->data['SHORTCUTMENU'];
343 $rcfg = array_reverse($icfg);
344 foreach($rcfg as $id => $plug){
345 list($index, $title, $desc, $icon, $shortIcon) = $this->getPlugData($plug['CLASS']);
347 // The Plugin has been deactivated for some reason, perhabs a missing ldap schema.
348 if(isset($disabledPlugins[$plug['CLASS']])) continue;
350 $cssClass= (!isset($rcfg[$id+1]))? 'left' : 'left right-border';
351 $this->pathMenu.= "
352 <li class='{$cssClass}' onClick='openPlugin({$index})' title='{$title}'>".
353 image(get_template_path($shortIcon))."</li>";
354 }
355 }
357 // Place the navigator part, this will be replaced during runtime.
358 $this->pathMenu .= "\n %navigator%";
360 // Check if we've at least one entry defined ih the pathmenu
361 if(isset($this->config->data['PATHMENU'])){
362 $cfg= &$this->config->data['PATHMENU'];
363 $rcfg = array_reverse($cfg);
364 foreach($rcfg as $id => $plug){
365 list($index, $title, $desc, $icon) = $this->getPlugData($plug['CLASS']);
367 // The Plugin has been deactivated for some reason, perhabs a missing ldap schema.
368 if(isset($disabledPlugins[$plug['CLASS']])) continue;
370 $this->pathMenu.= "\n <li class='right left-border' onClick='openPlugin({$index})'>{$title}</li>";
371 }
372 }
373 $this->pathMenu.= "\n </ul>";
374 $this->pathMenu.= "\n </div>";
375 }
377 $menu = pathNavigator::getCurrentPath();
378 return(preg_replace("/%navigator%/", $menu, $this->pathMenu));
379 }
382 /*! \brief Returns additional info for a given class name, like
383 * plugin-icon, title, description and the index of the element
384 in the pluglist which uses this class.
385 */
386 function getPlugData($class)
387 {
388 global $class_mapping;
389 $vars= get_class_vars($class);
390 $plHeadline= _($vars['plHeadline']);
391 $plDescription= _($vars['plDescription']);
392 $plIcon = (isset($vars['plIcon'])) ? $vars['plIcon']: "plugin.png";
393 $plShortIcon = (isset($vars['plShortIcon'])) ? $vars['plShortIcon']: "plugin.png";
395 $index= $this->get_index($class);
397 /* Check if class is available. If the class doesn't exists display error symbol
398 * to avoid that a user clicks on a non existing plugin
399 */
400 if(!$vars){
401 $plHeadline = $plDescription = _("Unknown");
402 $plIcon = "error.png";
403 $index = '';
404 }
406 // Detect the correct position of the plugin icon
407 if(!preg_match("/\//",$plIcon)){
408 $image= get_template_path("plugins/".preg_replace('%^.*/([^/]+)/[^/]+$%', '\1',
409 $class_mapping[$class])."/images/$plIcon");
410 }else{
411 $image = $plIcon;
412 }
413 // Detect the correct position of the plugin icon
414 if(!preg_match("/\//",$plShortIcon)){
415 $shortImage= get_template_path("plugins/".preg_replace('%^.*/([^/]+)/[^/]+$%', '\1',
416 $class_mapping[$class])."/images/$plShortIcon");
417 }else{
418 $shortImage = $plShortIcon;
419 }
420 return(array($index, $plHeadline, $plDescription, $image, $shortImage));
421 }
424 /*! \brief Returns the installation path of a plugin.
425 * e.g. '../plugins/admin/mimetypes'
426 */
427 function get_path($index)
428 {
429 if(!isset($this->dirlist[$index])){
430 return ("");
431 }
432 return ("../".$this->dirlist[$index]);
433 }
436 /*! \brief Returns the plugins id for a given class.
437 */
438 function get_index($class)
439 {
440 return (array_search($class, $this->pluginList));
441 }
444 /*! \brief This function checks if we are allowed to view the plugin with the given id
445 *
446 * @param $plug_id Integer The ID of the plugin.
447 * @return Boolean TRUE if we are allowed to view the plugin else FASLE
448 */
449 function plugin_access_allowed($plug_id)
450 {
451 return(isset($this->pluginList[$plug_id]));
452 }
455 /*! \brief Force the menu to be recreated
456 */
457 function reset_menus()
458 {
459 $this->menu = "";
460 $this->iconmenu ="";
461 }
464 /*! \brief Generates an array containing plugin names (headlines) and theirs ids.
465 * This is just used in the helpviewer.php
466 */
467 function gen_headlines()
468 {
469 $ret = array();
470 if(count($this->headlines) == 0){
471 foreach($this->config->data['MENU'] as $headline => $plugins){
472 foreach( $plugins as $id => $plug){
473 if (plugin_available($plug['CLASS'])){
474 $attrs = (get_class_vars($plug['CLASS']));
475 $ret[$id]['HEADLINE'] = $headline;
476 $ret[$id]['NAME'] = $attrs['plHeadline'];
477 }
478 }
479 }
480 $this->headlines = $ret;
481 }
482 return($this->headlines);
483 }
484 }
485 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
486 ?>