source: documentation/trunk/packages/dokuwiki-2011-05-25a/lib/exe/ajax.php@ 25027

Last change on this file since 25027 was 25027, checked in by jmt12, 12 years ago

Adding the packages directory, and within it a configured version of dokuwiki all ready to run
File size: 8.4 KB
Line 
1<?php
2/**
3 * DokuWiki AJAX call handler
4 *
5 * @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
6 * @author Andreas Gohr <[email protected]>
7 */
8
9//fix for Opera XMLHttpRequests
10if(!count($_POST) && !empty($HTTP_RAW_POST_DATA)){
11 parse_str($HTTP_RAW_POST_DATA, $_POST);
12}
13
14if(!defined('DOKU_INC')) define('DOKU_INC',dirname(__FILE__).'/../../');
15require_once(DOKU_INC.'inc/init.php');
16//close session
17session_write_close();
18
19header('Content-Type: text/html; charset=utf-8');
20
21
22//call the requested function
23if(isset($_POST['call'])){
24 $call = $_POST['call'];
25}else if(isset($_GET['call'])){
26 $call = $_GET['call'];
27}else{
28 exit;
29}
30$callfn = 'ajax_'.$call;
31
32if(function_exists($callfn)){
33 $callfn();
34}else{
35 $evt = new Doku_Event('AJAX_CALL_UNKNOWN', $call);
36 if ($evt->advise_before()) {
37 print "AJAX call '".htmlspecialchars($call)."' unknown!\n";
38 exit;
39 }
40 $evt->advise_after();
41 unset($evt);
42}
43
44/**
45 * Searches for matching pagenames
46 *
47 * @author Andreas Gohr <[email protected]>
48 */
49function ajax_qsearch(){
50 global $conf;
51 global $lang;
52
53 $query = $_POST['q'];
54 if(empty($query)) $query = $_GET['q'];
55 if(empty($query)) return;
56
57 $data = ft_pageLookup($query, true, useHeading('navigation'));
58
59 if(!count($data)) return;
60
61 print '<strong>'.$lang['quickhits'].'</strong>';
62 print '<ul>';
63 foreach($data as $id => $title){
64 if (useHeading('navigation')) {
65 $name = $title;
66 } else {
67 $ns = getNS($id);
68 if($ns){
69 $name = noNS($id).' ('.$ns.')';
70 }else{
71 $name = $id;
72 }
73 }
74 echo '<li>' . html_wikilink(':'.$id,$name) . '</li>';
75 }
76 print '</ul>';
77}
78
79/**
80 * Support OpenSearch suggestions
81 *
82 * @link http://www.opensearch.org/Specifications/OpenSearch/Extensions/Suggestions/1.0
83 * @author Mike Frysinger <[email protected]>
84 */
85function ajax_suggestions() {
86 global $conf;
87 global $lang;
88
89 $query = cleanID($_POST['q']);
90 if(empty($query)) $query = cleanID($_GET['q']);
91 if(empty($query)) return;
92
93 $data = array();
94 $data = ft_pageLookup($query);
95 if(!count($data)) return;
96 $data = array_keys($data);
97
98 // limit results to 15 hits
99 $data = array_slice($data, 0, 15);
100 $data = array_map('trim',$data);
101 $data = array_map('noNS',$data);
102 $data = array_unique($data);
103 sort($data);
104
105 /* now construct a json */
106 $suggestions = array(
107 $query, // the original query
108 $data, // some suggestions
109 array(), // no description
110 array() // no urls
111 );
112 $json = new JSON();
113
114 header('Content-Type: application/x-suggestions+json');
115 print $json->encode($suggestions);
116}
117
118/**
119 * Refresh a page lock and save draft
120 *
121 * Andreas Gohr <[email protected]>
122 */
123function ajax_lock(){
124 global $conf;
125 global $lang;
126 global $ID;
127 global $INFO;
128
129 $ID = cleanID($_POST['id']);
130 if(empty($ID)) return;
131
132 $INFO = pageinfo();
133
134 if (!$INFO['writable']) {
135 echo 'Permission denied';
136 return;
137 }
138
139 if(!checklock($ID)){
140 lock($ID);
141 echo 1;
142 }
143
144 if($conf['usedraft'] && $_POST['wikitext']){
145 $client = $_SERVER['REMOTE_USER'];
146 if(!$client) $client = clientIP(true);
147
148 $draft = array('id' => $ID,
149 'prefix' => substr($_POST['prefix'], 0, -1),
150 'text' => $_POST['wikitext'],
151 'suffix' => $_POST['suffix'],
152 'date' => (int) $_POST['date'],
153 'client' => $client,
154 );
155 $cname = getCacheName($draft['client'].$ID,'.draft');
156 if(io_saveFile($cname,serialize($draft))){
157 echo $lang['draftdate'].' '.dformat();
158 }
159 }
160
161}
162
163/**
164 * Delete a draft
165 *
166 * @author Andreas Gohr <[email protected]>
167 */
168function ajax_draftdel(){
169 $id = cleanID($_REQUEST['id']);
170 if(empty($id)) return;
171
172 $client = $_SERVER['REMOTE_USER'];
173 if(!$client) $client = clientIP(true);
174
175 $cname = getCacheName($client.$id,'.draft');
176 @unlink($cname);
177}
178
179/**
180 * Return subnamespaces for the Mediamanager
181 *
182 * @author Andreas Gohr <[email protected]>
183 */
184function ajax_medians(){
185 global $conf;
186
187 // wanted namespace
188 $ns = cleanID($_POST['ns']);
189 $dir = utf8_encodeFN(str_replace(':','/',$ns));
190
191 $lvl = count(explode(':',$ns));
192
193 $data = array();
194 search($data,$conf['mediadir'],'search_index',array('nofiles' => true),$dir);
195 foreach($data as $item){
196 $item['level'] = $lvl+1;
197 echo media_nstree_li($item);
198 echo media_nstree_item($item);
199 echo '</li>';
200 }
201}
202
203/**
204 * Return list of files for the Mediamanager
205 *
206 * @author Andreas Gohr <[email protected]>
207 */
208function ajax_medialist(){
209 global $conf;
210 global $NS;
211
212 $NS = $_POST['ns'];
213 tpl_mediaContent(true);
214}
215
216/**
217 * Return sub index for index view
218 *
219 * @author Andreas Gohr <[email protected]>
220 */
221function ajax_index(){
222 global $conf;
223
224 // wanted namespace
225 $ns = cleanID($_POST['idx']);
226 $dir = utf8_encodeFN(str_replace(':','/',$ns));
227
228 $lvl = count(explode(':',$ns));
229
230 $data = array();
231 search($data,$conf['datadir'],'search_index',array('ns' => $ns),$dir);
232 foreach($data as $item){
233 $item['level'] = $lvl+1;
234 echo html_li_index($item);
235 echo '<div class="li">';
236 echo html_list_index($item);
237 echo '</div>';
238 echo '</li>';
239 }
240}
241
242/**
243 * List matching namespaces and pages for the link wizard
244 *
245 * @author Andreas Gohr <[email protected]>
246 */
247function ajax_linkwiz(){
248 global $conf;
249 global $lang;
250
251 $q = ltrim(trim($_POST['q']),':');
252 $id = noNS($q);
253 $ns = getNS($q);
254
255 $ns = cleanID($ns);
256 $id = cleanID($id);
257
258 $nsd = utf8_encodeFN(str_replace(':','/',$ns));
259 $idd = utf8_encodeFN(str_replace(':','/',$id));
260
261 $data = array();
262 if($q && !$ns){
263
264 // use index to lookup matching pages
265 $pages = array();
266 $pages = ft_pageLookup($id,true);
267
268 // result contains matches in pages and namespaces
269 // we now extract the matching namespaces to show
270 // them seperately
271 $dirs = array();
272
273 foreach($pages as $pid => $title){
274 if(strpos(noNS($pid),$id) === false){
275 // match was in the namespace
276 $dirs[getNS($pid)] = 1; // assoc array avoids dupes
277 }else{
278 // it is a matching page, add it to the result
279 $data[] = array(
280 'id' => $pid,
281 'title' => $title,
282 'type' => 'f',
283 );
284 }
285 unset($pages[$pid]);
286 }
287 foreach($dirs as $dir => $junk){
288 $data[] = array(
289 'id' => $dir,
290 'type' => 'd',
291 );
292 }
293
294 }else{
295
296 $opts = array(
297 'depth' => 1,
298 'listfiles' => true,
299 'listdirs' => true,
300 'pagesonly' => true,
301 'firsthead' => true,
302 'sneakyacl' => $conf['sneaky_index'],
303 );
304 if($id) $opts['filematch'] = '^.*\/'.$id;
305 if($id) $opts['dirmatch'] = '^.*\/'.$id;
306 search($data,$conf['datadir'],'search_universal',$opts,$nsd);
307
308 // add back to upper
309 if($ns){
310 array_unshift($data,array(
311 'id' => getNS($ns),
312 'type' => 'u',
313 ));
314 }
315 }
316
317 // fixme sort results in a useful way ?
318
319 if(!count($data)){
320 echo $lang['nothingfound'];
321 exit;
322 }
323
324 // output the found data
325 $even = 1;
326 foreach($data as $item){
327 $even *= -1; //zebra
328
329 if(($item['type'] == 'd' || $item['type'] == 'u') && $item['id']) $item['id'] .= ':';
330 $link = wl($item['id']);
331
332 echo '<div class="'.(($even > 0)?'even':'odd').' type_'.$item['type'].'">';
333
334 if($item['type'] == 'u'){
335 $name = $lang['upperns'];
336 }else{
337 $name = htmlspecialchars($item['id']);
338 }
339
340 echo '<a href="'.$link.'" title="'.htmlspecialchars($item['id']).'" class="wikilink1">'.$name.'</a>';
341
342 if($item['title']){
343 echo '<span>'.htmlspecialchars($item['title']).'</span>';
344 }
345 echo '</div>';
346 }
347
348}
349
350//Setup VIM: ex: et ts=2 :
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