1 <?php
3 class userFilterEditor extends plugin
4 {
5 public $pathTitle= "Edit";
7 // The original entry else array(), allows us to perform existence checks.
8 public $entry = array();
10 // The values
11 public $name = "";
12 public $description = "";
13 public $parent = "";
14 public $selectedCategories = array();
15 public $share = FALSE;
16 public $enabled = TRUE;
17 public $queries = array();
19 // The list of all categories mangaged by the current filter object.
20 // Used in the grop-down box.
21 public $availableCategories = array();
22 public $fixedFilters = array();
23 public $orig_name = "";
26 /*! \brief Instantiate the filter editing dialog.
27 * Parses the filter info into editable data.
28 */
29 function __construct($entry, $categories, $fixedFilters)
30 {
31 $this->availableCategories = $categories;
32 $this->fixedFilters = $fixedFilters;
33 if($entry){
34 $this->entry = $entry;
35 $this->parent = $entry['parent'];
36 $this->name = $entry['name'];
37 $this->description = $entry['description'];
39 foreach($entry['queries'] as $query){
40 $query['filter'] = userFilterEditor::_autoIndentFilter($query['filter'], " ");
41 $this->queries[] = $query;
42 }
43 $this->selectedCategories = $entry['categories'];
44 $this->share = in_array("share",$entry['flags']);
45 $this->enable = in_array("enable",$entry['flags']);
46 }
47 $this->orig_name = $this->name;
48 }
51 /*! \brief Automatic indent indentation for filters.
52 */
53 static function _autoIndentFilter($str, $indent = " ")
54 {
55 // Remove line breaks and escaped brackets
56 $str = preg_replace('/[\t ]*\n[\t ]*/', "", $str);
57 $str = preg_replace('/\\\\\\(/', "::OPEN::", $str);
58 $str = preg_replace('/\\\\\\)/', "::CLOSE::", $str);
60 // Add a line break infront of every bracket
61 $str = preg_replace('/\\(/', "\n(", $str);
62 $str = preg_replace('/\\)/', ")\n", $str);
64 // Split by linebreaks
65 $lines = preg_split("/\n/", $str);
66 $str = "";
67 $i = 0;
69 // Walk trough search blocks
70 foreach($lines as $line){
71 $line = trim($line);
72 if(empty($line)) continue;
74 // Go back one level in indentation
75 if(!preg_match("/\\(.*\\)/", $line) && preg_match('/\\)$/', $line)){
76 $i --;
77 }
79 $str.= "\n";
80 $str = str_pad($str,strlen($str)+$i, $indent);
81 $str.= $line;
83 // Go one level deeper in indentation
84 if(!preg_match("/\\(.*\\)/", $line) && preg_match('/^\\(/', $line)){
85 $i ++;
86 }
87 }
88 $str = preg_replace('/::OPEN::/', '\(', $str);
89 $str = preg_replace('/::CLOSE::/', '\)', $str);
90 return($str);
91 }
94 /*! \brief Retunrs the filters original name
95 * @param The original name of the filter (if none was given
96 * an empty string is returned)
97 */
98 function getOriginalName()
99 {
100 return($this->orig_name);
101 }
104 /*! \brief Retunrs the filters name.
105 * @param The name of the filter
106 */
107 function getCurrentName()
108 {
109 return($this->name);
110 }
113 /*! \brief Generates the <HTML> content, to edit the filter settings.
114 * @return String HTML form.
115 */
116 function execute()
117 {
118 plugin::execute();
120 // Build up HTML compliant html output
121 $queries = array();
122 foreach($this->queries as $key => $query){
123 $query['filter'] = htmlentities($query['filter'],ENT_COMPAT,'UTF-8');
124 $queries[$key] = $query;
125 }
127 $smarty = get_smarty();
128 $smarty->assign('parent', $this->parent);
129 $smarty->assign('name', htmlentities($this->name,ENT_COMPAT,'UTF-8'));
130 $smarty->assign('queries', $queries);
131 $smarty->assign('share', $this->share);
132 $smarty->assign('enable', $this->enabled);
133 $smarty->assign('description', htmlentities($this->description,ENT_COMPAT,'UTF-8'));
134 $smarty->assign('selectedCategories', $this->selectedCategories);
135 $smarty->assign('availableCategories', $this->availableCategories);
136 $smarty->assign('fixedFilters', $this->fixedFilters);
137 return($smarty->fetch(get_template_path('userFilterEditor.tpl', FALSE)));
138 }
141 /*! \brief Keep values entered in the input form of the dialog. (POST/GET)
142 */
143 function save_object()
144 {
145 if(isset($_POST['userFilterEditor'])){
147 // Get posted strings
148 foreach(array('name','description', 'parent') as $attr){
149 if(isset($_POST[$attr])){
150 $this->$attr = get_post($attr);
151 }
152 }
154 // Filter needs special handling, it may contain charactes like < and >
155 // wich are stipped out by get_post() && validate()
156 foreach($this->queries as $key => $query){
157 if(isset($_POST['filter_'.$key])){
158 $f = mb_convert_encoding($_POST['filter_'.$key], 'UTF-8');
159 if(get_magic_quotes_gpc()){
160 $f = stripcslashes($f);
161 }
162 $this->queries[$key]['filter'] = $f;
163 $this->queries[$key]['backend'] = get_post('backend_'.$key);
164 }
165 }
167 foreach($this->queries as $key => $query){
168 if(isset($_POST['removeQuery_'.$key])){
169 unset($this->queries[$key]);
170 $this->queries = array_values($this->queries);
171 }
172 }
174 // Get posted flags
175 $this->share = isset($_POST['shareFilter']);
176 $this->enable = isset($_POST['enableFilter']);
178 // Get additional category
179 if(isset($_POST['addCategory'])){
180 if(isset($_POST['manualCategory']) && !empty($_POST['manualCategory'])){
181 $this->selectedCategories[] = get_post('manualCategory');
182 }elseif(isset($_POST['availableCategory']) && !empty($_POST['availableCategory'])){
183 $this->selectedCategories[] = get_post('availableCategory');
184 }
185 }
187 // Remove categories
188 if(isset($_POST['delCategory']) && isset($_POST['usedCategory'])){
189 foreach($_POST['usedCategory'] as $cat){
190 if(isset($this->selectedCategories[$cat])) unset($this->selectedCategories[$cat]);
191 }
192 }
194 // Add new query
195 if(isset($_POST['addQuery'])){
196 $this->queries[] = array('backend'=>'filterLDAP', 'filter' => '(objectClass=*)');
197 }
198 }
199 }
202 /*! \brief Validate user input
203 * @return Array An Array containing potential error messages
204 */
205 function check()
206 {
207 $msgs = plugin::check();
209 // Check if the name is given
210 if(empty($this->name)){
211 $msgs[] = msgPool::required(_("Name"));
212 }elseif(preg_match("/[^a-z0-9]/i", $this->name)){
214 // Check for a valid name, no special chars here - in particular no ;
215 $msgs[] = msgPool::invalid(_("Name"), $this->name,"/[a-z0-9]/i");
216 }
218 // Description is a must value.
219 if(empty($this->description)){
220 $msgs[] = msgPool::required(_("Description"));
221 }
223 // Count the number of opening and closing brackets - exclude escaped ones.
224 foreach($this->queries as $key => $query){
225 $f = preg_replace('/\\\\[\(\)]/',"",$query['filter']);
226 $o = substr_count($f, '(');
227 $c = substr_count($f, ')');
228 if($o != $c){
229 $msgs[] = sprintf(_("Please check your filter #%s. You have '%s' opening and '%s' closing brackets!"), ($key+1),$o, $c);
230 }
231 }
233 return($msgs);
234 }
237 /*! \brief Transforms the entered values into a filter object (array) which is useable
238 * for the userFilter overview dialog.
239 * @return Returns transformed filter data.
240 */
241 function save()
242 {
243 $ret= array();
244 $ret['parent'] = $this->parent;
245 $ret['name'] = $this->name;
246 $ret['description'] = $this->description;
247 $ret['categories'] = $this->selectedCategories;
248 $ret['queries'] = $this->queries;
249 $ret['flags'] = array();
250 if($this->share){
251 $ret['flags'][] = "share";
252 }
253 if($this->enable){
254 $ret['flags'][] = "enable";
255 }
256 return($ret);
257 }
258 }
260 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
261 ?>