xref: /dokuwiki/lib/exe/ajax.php (revision 3afe5d1c3420a012163ab6794ff63f68acf37c5e) 
1<?php
2/**
3 * DokuWiki AJAX call handler
4 *
5 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
6 * @author     Andreas Gohr <andi@splitbrain.org>
7 */
8
9//fix for Opera XMLHttpRequests
10if(!count($_POST) && $HTTP_RAW_POST_DATA){
11  parse_str($HTTP_RAW_POST_DATA, $_POST);
12}
13
14if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../../').'/');
15require_once(DOKU_INC.'inc/init.php');
16require_once(DOKU_INC.'inc/common.php');
17require_once(DOKU_INC.'inc/pageutils.php');
18require_once(DOKU_INC.'inc/auth.php');
19//close sesseion
20session_write_close();
21
22header('Content-Type: text/html; charset=utf-8');
23
24
25//call the requested function
26if (!isset($_POST['call'])) { return; }
27$call = 'ajax_'.$_POST['call'];
28if(function_exists($call)){
29  $call();
30}else{
31  $call = $_POST['call'];
32  $evt = new Doku_Event('AJAX_CALL_UNKNOWN', $call);
33  if ($evt->advise_before()) {
34    print "AJAX call '".htmlspecialchars($_POST['call'])."' unknown!\n";
35  }
36  $evt->advise_after();
37  unset($evt);
38}
39
40/**
41 * Searches for matching pagenames
42 *
43 * @author Andreas Gohr <andi@splitbrain.org>
44 */
45function ajax_qsearch(){
46  global $conf;
47  global $lang;
48
49  $query = cleanID($_POST['q']);
50  if(empty($query)) return;
51
52  require_once(DOKU_INC.'inc/html.php');
53  require_once(DOKU_INC.'inc/fulltext.php');
54
55  $data = array();
56  $data = ft_pageLookup($query);
57
58  if(!count($data)) return;
59
60  print '<strong>'.$lang['quickhits'].'</strong>';
61  print '<ul>';
62  foreach($data as $id){
63    print '<li>';
64    print html_wikilink(':'.$id);
65    print '</li>';
66  }
67  print '</ul>';
68}
69
70/**
71 * Refresh a page lock and save draft
72 *
73 * Andreas Gohr <andi@splitbrain.org>
74 */
75function ajax_lock(){
76  global $conf;
77  global $lang;
78  $id = cleanID($_POST['id']);
79  if(empty($id)) return;
80
81  if(!checklock($id)){
82    lock($id);
83    echo 1;
84  }
85
86  if($conf['usedraft'] && $_POST['wikitext']){
87    $client = $_SERVER['REMOTE_USER'];
88    if(!$client) $client = clientIP(true);
89
90    $draft = array('id'     => $id,
91                   'prefix' => $_POST['prefix'],
92                   'text'   => $_POST['wikitext'],
93                   'suffix' => $_POST['suffix'],
94                   'date'   => $_POST['date'],
95                   'client' => $client,
96                  );
97    $cname = getCacheName($draft['client'].$id,'.draft');
98    if(io_saveFile($cname,serialize($draft))){
99      echo $lang['draftdate'].' '.date($conf['dformat']);
100    }
101  }
102
103}
104
105/**
106 * Delete a draft
107 *
108 * @author Andreas Gohr <andi@splitbrain.org>
109 */
110function ajax_draftdel(){
111  $id = cleanID($_POST['id']);
112  if(empty($id)) return;
113
114  $client = $_SERVER['REMOTE_USER'];
115  if(!$client) $client = clientIP(true);
116
117  $cname = getCacheName($client.$id,'.draft');
118  @unlink($cname);
119}
120
121/**
122 * Return subnamespaces for the Mediamanager
123 */
124function ajax_medians(){
125  global $conf;
126  require_once(DOKU_INC.'inc/search.php');
127  require_once(DOKU_INC.'inc/media.php');
128
129  // wanted namespace
130  $ns  = cleanID($_POST['ns']);
131  $dir  = utf8_encodeFN(str_replace(':','/',$ns));
132
133  $lvl = count(explode(':',$ns));
134
135  $data = array();
136  search($data,$conf['mediadir'],'search_index',array('nofiles' => true),$dir);
137  foreach($data as $item){
138    $item['level'] = $lvl+1;
139    echo media_nstree_li($item);
140    echo media_nstree_item($item);
141    echo '</li>';
142  }
143}
144
145/**
146 * Return subnamespaces for the Mediamanager
147 */
148function ajax_medialist(){
149  global $conf;
150  require_once(DOKU_INC.'inc/media.php');
151
152  media_filelist($_POST['ns']);
153}
154
155//Setup VIM: ex: et ts=2 enc=utf-8 :
156?>
157