1 <?php
3 class userFilter extends plugin
4 {
5 protected $fitlers = array();
6 protected $availableCategories = array();
8 public $objectClass = array('gosaProperties');
9 public $attributes = array('gosaUserDefinedFilter');
10 public $gosaUserDefinedFilter = array();
13 /*! \brief Returns true if we are able to read and write userFilters
14 * (schema has to be present, gosaProperties)
15 */
16 static function userFilteringAvailable()
17 {
18 if(!session::is_set('userFilter::userFilteringAvailable')){
19 global $config;
20 $ldap = $config->get_ldap_link();
21 $ocs = $ldap->get_objectclasses();
22 session::set('userFilter::userFilteringAvailable', isset($ocs['gosaProperties']));
23 }
24 return(session::get('userFilter::userFilteringAvailable'));
25 }
28 /*! \brief Initiates the filter editing dialog.
29 */
30 function __construct($config, $categories)
31 {
32 // Initialize this plugin with the users dn to gather user defined filters.
33 $ui = get_userinfo();
34 plugin::plugin($config, $ui->dn);
36 // Keep list of currently managed categories.
37 $this->availableCategories = array_unique($categories);
38 $this->availableCategories[] = 'systems';
39 $this->availableCategories[] = 'phones';
40 $this->availableCategories[] = 'printer';
41 $this->availableCategories[] = 'component';
43 // Load list of filters
44 if(isset($this->attrs['gosaUserDefinedFilter'])){
45 for($i=0; $i< $this->attrs['gosaUserDefinedFilter']['count']; $i++){
46 $tmp = userFilter::explodeFilterString($this->attrs['gosaUserDefinedFilter'][$i]);
47 if(isset($tmp['name'])){
48 $this->filters[$tmp['name']]= $tmp;
49 }
50 }
51 }
53 // Create the filter list
54 $this->filterWidget= new sortableListing();
55 $this->filterWidget->setDeleteable(true);
56 $this->filterWidget->setEditable(true);
57 $this->filterWidget->setWidth("100%");
58 $this->filterWidget->setHeight("270px");
59 $this->filterWidget->setColspecs(array('100px', '200px', '100px', '70px','150px'));
60 $this->filterWidget->setAcl($ui->get_permissions($ui->dn,'users/user','gosaUserDefinedFilter'));
61 $this->filterWidget->setListData($this->filters, $this->convertFilterList());
62 }
65 /*! \brief Parses a filter string into an array.
66 */
67 static function explodeFilterString($filter)
68 {
69 list($categories, $name, $description, $filter, $flags) = split(";", $filter);
71 // Ensure that we no empty category in our category list.
72 if(empty($categories)){
73 $categories = array();
74 }else{
75 $categories = split(',', $categories);
76 }
78 // Ensure that we no empty entry in out flags list.
79 if(empty($flags)){
80 $flags = array();
81 }else{
82 $flags = split(',', $flags);
83 }
85 // build up filter entry.
86 $tmp = array(
87 'name' => $name,
88 'categories' => $categories,
89 'description' => base64_decode($description),
90 'filter' => base64_decode($filter),
91 'flags' => $flags);
93 return($tmp);
94 }
97 /*! \brief Converts the list of filters ($this->filters) into data which is useable
98 * for the sortableList object ($this->filterWidget).
99 * @return Array An array containg data useable for sortableLists ($this->filterWidget)
100 */
101 function convertFilterList()
102 {
103 $data = array();
104 foreach($this->filters as $name => $filter){
105 $data[$name] = array('data' =>
106 array(
107 $filter['name'],
108 $filter['description'],
109 implode(", ",$filter['categories']),
110 implode(", ",$filter['flags'])));
111 }
112 return($data);
113 }
116 /*! \brief Display the user-filter overview as HTML content.
117 * @return string HTML-content showing the user-filter editing dialog.
118 */
119 function execute()
120 {
121 plugin::execute();
123 // Cancel filter modifications (edit dialog)
124 if(isset($_POST['cancelFilterSettings'])){
125 $this->dialog = NULL;
126 }
128 // Save modified filter entries (edit dialog)
129 if(isset($_POST['saveFilterSettings']) && $this->dialog instanceOf userFilterEditor){
130 $this->dialog->save_object();
131 $msgs = $this->dialog->check();
132 if(count($msgs)){
133 msg_dialog::displayChecks($msgs);
134 }else{
135 $orig_name = $this->dialog->getOriginalName();
136 $new_name = $this->dialog->getCurrentName();
138 // The object was renamed and
139 if($orig_name != $new_name && isset($this->filters[$new_name])){
140 $msgs = array(msgPool::duplicated(_("Name")));
141 msg_dialog::displayChecks($msgs);
142 }else{
144 // Remove old entry if filter was renamed
145 if($orig_name != "" && isset($this->filters[$orig_name])){
146 unset($this->filters[$orig_name]);
147 }
149 // Now append the new filter object.
150 $this->filters[$new_name] = $this->dialog->save();
151 $this->dialog = NULL;
152 $this->filterWidget->setListData($this->filters, $this->convertFilterList());
153 $this->filterWidget->update();
154 }
155 }
156 }
158 // Act on edit requests
159 $this->filterWidget->save_object();
160 $action = $this->filterWidget->getAction();
161 if($action['action'] == 'edit' && count($action['targets']) == 1){
162 $key= $this->filterWidget->getKey($action['targets'][0]);
163 if(isset($this->filters[$key])){
164 $this->dialog=new userFilterEditor($this->filters[$key], $this->availableCategories);
165 }
166 }
168 // Act on new requests
169 if(isset($_POST['addFilter'])){
170 $this->dialog=new userFilterEditor(array(), $this->availableCategories);
171 }
173 // Act on remove requests
174 $action = $this->filterWidget->getAction();
175 if($action['action'] == 'delete' && count($action['targets']) == 1){
176 $key= $this->filterWidget->getKey($action['targets'][0]);
177 if(isset($this->filters[$key])){
178 unset($this->filters[$key]);
179 $this->filterWidget->update();
180 }
181 }
183 // Display edit dialog
184 if($this->dialog instanceOf userFilterEditor){
185 $this->dialog->save_object();
186 return($this->dialog->execute());
187 }
189 $smarty = get_smarty();
190 $smarty->assign("list", $this->filterWidget->render());
191 return($smarty->fetch(get_template_path('userFilter.tpl', FALSE)));
192 }
195 /*! \brief Returns user defined filter for a given list of categories,
196 * if no categories were specified all enabled filters will be returned.
197 */
198 static function getFilter($category=array())
199 {
200 global $config;
201 $ldap=$config->get_ldap_link();
202 $ui = get_userinfo();
203 $ldap->cd($config->current['BASE']);
204 $ldap->search("(&(objectClass=gosaProperties)(gosaUserDefinedFilter=*))",array('gosaUserDefinedFilter'));
205 $filter = array();
206 while($attrs = $ldap->fetch()){
207 for($i=0; $i < $attrs['gosaUserDefinedFilter']['count']; $i++){
208 $tmp = userFilter::explodeFilterString($attrs['gosaUserDefinedFilter'][$i]);
209 if(!isset($tmp['name'])) continue;
211 // The filter is visible if it is shared or if is one of our own creations.
212 // ... and enabled.
213 $visible = in_array('enable', $tmp['flags']) &&
214 ($attrs['dn'] == $ui->dn || in_array('share', $tmp['flags']));
216 // Add filter if it matches the category list
217 if($visible && (count($category) == 0 || array_intersect($category, $tmp['categories']))){
218 $filter[$tmp['name']] = $tmp;
219 }
220 }
221 }
222 return($filter);
223 }
226 /*! \brief Write user-filter modifications back to the ldap.
227 */
228 function save()
229 {
230 // Build up new list of filters
231 $attrs = array();
232 foreach($this->filters as $filter){
233 $tmp = implode(',', $filter['categories']).";";
234 $tmp.= $filter['name'].";";
235 $tmp.= base64_encode($filter['description']).";";
236 $tmp.= base64_encode($filter['filter']).";";
237 $tmp.= implode(',', $filter['flags']);
238 $attrs[] = $tmp;
239 }
240 $this->gosaUserDefinedFilter = $attrs;
242 plugin::save();
244 $ldap = $this->config->get_ldap_link();
245 $ldap->cd($this->dn);
246 $ldap->modify($this->attrs);
248 new log("modify","users/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
250 if (!$ldap->success()){
251 msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_MODIFY, get_class()));
252 }
253 }
256 /*! \brief Do not save any posted values here.
257 */
258 function save_object(){}
259 }
261 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
262 ?>