8ebd88c4b42b80eef9aa9c8745c3eac14c6d0603
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: $$Id: class_listing.inc 15087 2010-01-06 13:45:49Z hickert $$
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 sortableListing {
24 private $header= null;
25 private $colspecs= null;
26 private $reorderable= true;
27 private $width= "400px";
28 private $height= "100px";
29 private $cssclass= "";
30 private $id;
32 private $data= array();
33 private $displayData= array();
34 private $columns= 0;
35 private $deleteable= false;
36 private $editable= false;
37 private $instantDelete= true;
38 private $action;
39 private $targets;
40 private $mapping;
41 private $current_mapping;
42 private $active_index;
43 private $scrollPosition= 0;
45 private $acl= "";
46 private $modified= false;
48 function sortableListing($data= array(), $displayData= null)
49 {
50 global $config;
52 // Save data to display
53 $this->setData($data);
54 if (!$displayData) {
55 $displayData= array();
56 foreach ($data as $value) {
57 $displayData[]= array($value);
58 }
59 } else {
60 $this->setDisplayData($displayData);
61 }
63 // Generate instance wide unique ID
64 $tmp= gettimeofday();
65 $this->id= 'l'.md5($tmp['sec']);
66 }
69 function setData($data)
70 {
71 $this->data= $data;
72 }
75 function setDisplayData($data)
76 {
77 if (!is_array($data)) {
78 die ("sortableList needs an array as data!");
79 }
81 // Transfer information
82 $this->displayData= $data;
84 // Create initial mapping
85 $this->mapping= array_keys($data);
86 $this->current_mapping= $this->mapping;
88 // Find the number of coluns
89 reset($this->displayData);
90 $first= current($this->displayData);
91 if (is_array($first)) {
92 $this->columns= count($first);
93 } else {
94 $this->columns= 1;
95 }
96 }
99 function setWidth($width)
100 {
101 $this->width= $width;
102 }
105 function setInstantDelete($flag)
106 {
107 $this->instantDelete= $flag;
108 }
111 function setEditable($flag)
112 {
113 $this->editable= $flag;
114 }
117 function setDeleteable($flag)
118 {
119 $this->deleteable= $flag;
120 }
123 function setHeight($height)
124 {
125 $this->height= $height;
126 }
129 function setCssClass($css)
130 {
131 $this->cssclass= $css;
132 }
135 function setHeader($header)
136 {
137 $this->header= $header;
138 }
141 function setColspecs($specs)
142 {
143 $this->colspecs= $specs;
144 }
147 function render()
148 {
149 $result= "<div class='sortableListContainer' id='scroll_".$this->id."' style='width: ".$this->width."; height: ".$this->height."'>\n";
150 $result.= "<table border='0' cellpadding='0' cellspacing='0' width='100%' height='100%' style='position: relative;'".(!empty($this->cssclass)?" class='".$this->cssclass."'":"").">\n";
151 $action_width= 0;
152 if (strpos($this->acl, 'w') === false) {
153 $edit_image= $this->editable?"<img class='center' src='images/lists/edit-grey.png' alt='"._("Edit")."'>":"";
154 } else {
155 $edit_image= $this->editable?"<input class='center' type='image' src='images/lists/edit.png' alt='"._("Edit")."' name='%ID' title='"._("Edit this entry")."'>":"";
156 }
157 if (strpos($this->acl, 'd') === false) {
158 $delete_image= $this->deleteable?"<img class='center' src='images/lists/trash-grey.png' alt='"._("Delete")."'>":"";
159 } else {
160 $delete_image= $this->deleteable?"<input class='center' type='image' src='images/lists/trash.png' alt='"._("Delete")."' name='%ID' title='"._("Delete this entry")."'>":"";
161 }
163 // Do we need colspecs?
164 $action_width= ($this->editable?20:0) + ($this->deleteable?20:0);
165 if ($this->colspecs) {
166 $result.= " <colgroup>\n";
167 for ($i= 0; $i<$this->columns; $i++) {
168 $result.= " <col width='".(isset($this->colspecs[$i])?$this->colspecs[$i]:"*")."'/>\n";
169 }
171 // Extend by another column if we've actions specified
172 if ($action_width) {
173 $result.= " <col width='$action_width'/>\n";
174 }
175 $result.= " </colgroup>\n";
176 }
178 // Do we need a header?
179 if ($this->header) {
180 $result.= " <thead>\n <tr>\n";
181 for ($i= 0; $i<$this->columns; $i++) {
182 $result.= " <th>".(isset($this->header[$i])?$this->header[$i]:"")."</th>";
183 }
184 if ($action_width) {
185 $result.= "<th> </th>";
186 }
187 $result.= "\n </tr>\n </thead>\n";
188 }
190 // Render table body if we've read permission
191 $result.= " <tbody id='".$this->id."'>\n";
192 if (strpos($this->acl, 'r') !== false) {
193 foreach ($this->mapping as $nr => $row) {
194 $result.= " <tr class='sortableListItem".($nr&1?'Odd':'')."' id='item_".$this->id."_$nr'>\n";
195 foreach ($this->displayData[$row] as $column) {
196 $result.= " <td>".htmlentities($column)."</td>\n";
197 }
198 if ($action_width) {
199 $result.= "<td>".str_replace('%ID', "edit_".$this->id."_$nr", $edit_image).
200 str_replace('%ID', "del_".$this->id."_$nr", $delete_image)."</td>";
201 }
202 $result.= " </tr>\n";
203 }
204 } else {
205 $result.= " <tr class='sortableListItem' style='height:100%'></tr>\n";
206 }
208 $result.= " </tbody>\n</table>\n</div>\n";
209 $result.= " <input type='hidden' name='position_".$this->id."' id='position_".$this->id."'>\n";
210 $result.= " <input type='hidden' name='reorder_".$this->id."' id='reorder_".$this->id."'>\n";
212 // Append script stuff if needed
213 $result.= '<script type="text/javascript" language="javascript">';
214 $result.= ' function updateOrder(){';
215 $result.= ' var ampcharcode= \'%26\';';
216 $result.= ' var serializeOpts = Sortable.serialize(\''.$this->id.'\')+"='.$this->id.'";';
217 $result.= ' $("reorder_'.$this->id.'").value= serializeOpts;';
218 $result.= ' document.mainform.submit();';
219 $result.= ' }';
220 $result.= 'Position.includeScrollOffsets = true;';
221 $result.= ' Sortable.create(\''.$this->id.'\',{tag:\'tr\', ghosting:false, constraint:\'vertical\', scroll:\'scroll_'.$this->id.'\',onUpdate : updateOrder});';
222 $result.= '$("scroll_'.$this->id.'").scrollTop= '.$this->scrollPosition.';';
223 $result.= 'var box = $("scroll_'.$this->id.'").onscroll= function() {$("position_'.$this->id.'").value= this.scrollTop;}';
224 $result.= '</script>';
226 return $result;
227 }
230 function update()
231 {
232 // Do not do anything if we're not posted - or have no permission
233 if (strpos($this->acl, 'w') !== false && isset($_POST['reorder_'.$this->id])){
235 if (isset($_POST['position_'.$this->id]) && is_numeric($_POST['position_'.$this->id])) {
236 $this->scrollPosition= $_POST['position_'.$this->id];
237 }
239 // Move requested?
240 $move= $_POST['reorder_'.$this->id];
241 if ($move != "") {
242 preg_match_all('/=([0-9]+)[&=]/', $move, $matches);
243 $this->action= "reorder";
244 $tmp= array();
245 foreach ($matches[1] as $id => $row) {
246 $tmp[$id]= $this->mapping[$row];
247 }
248 $this->mapping= $tmp;
249 $this->current_mapping= $matches[1];
250 $this->modified= true;
251 return;
252 }
253 }
255 // Delete requested?
256 if (strpos($this->acl, 'd') !== false){
257 foreach ($_POST as $key => $value) {
258 if (preg_match('/^del_'.$this->id.'_([0-9]+)_x.*$/', $key, $matches)) {
259 $this->active_index= $this->mapping[$matches[1]];
260 $this->action= "delete";
261 if ($this->instantDelete) {
262 $this->deleteEntry($this->active_index);
263 }
264 }
265 }
266 }
268 // Edit requested?
269 if (strpos($this->acl, 'w') !== false){
270 foreach ($_POST as $key => $value) {
271 if (preg_match('/^edit_'.$this->id.'_([0-9]+)_x.*$/', $key, $matches)) {
272 $this->active_index= $this->mapping[$matches[1]];
273 $this->action= "edit";
274 }
275 }
276 }
277 }
280 function getAction()
281 {
282 // Do not do anything if we're not posted
283 if(!isset($_POST['reorder_'.$this->id])) {
284 return;
285 }
287 // For reordering, return current mapping
288 if ($this->action == 'reorder') {
289 return array("targets" => $this->current_mapping, "mapping" => $this->mapping, "action" => $this->action);
290 }
292 // Edit and delete
293 $result= array("targets" => array($this->active_index), "action" => $this->action);
295 return $result;
296 }
299 function deleteEntry($id)
300 {
301 // Remove mapping
302 $index= array_search($id, $this->mapping);
303 if ($index !== false) {
304 unset($this->mapping[$index]);
305 $this->mapping= array_values($this->mapping);
306 $this->modified= true;
307 }
308 }
311 function getMaintainedData()
312 {
313 $tmp= array();
315 foreach ($this->mapping as $src => $dst) {
316 $tmp[$src]= $this->data[$dst];
317 }
319 return $tmp;
320 }
323 function isModified()
324 {
325 return $this->modified;
326 }
329 function setAcl($acl)
330 {
331 $this->acl= $acl;
332 }
334 }