<?php
namespace dokuwiki;
/**
* Manage all builtin AJAX calls
*
* @todo The calls should be refactored out to their own proper classes
* @package dokuwiki
*/
class Ajax {
/**
* Execute the given call
*
* @param string $call name of the ajax call
*/
public function __construct($call) {
$callfn = 'call_' . $call;
if(method_exists($this, $callfn)) {
$this->$callfn();
} else {
$evt = new \Doku_Event('AJAX_CALL_UNKNOWN', $call);
if($evt->advise_before()) {
print "AJAX call '" . hsc($call) . "' unknown!\n";
} else {
$evt->advise_after();
unset($evt);
}
}
}
/**
* Searches for matching pagenames
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
protected function call_qsearch() {
global $lang;
global $INPUT;
$maxnumbersuggestions = 50;
$query = $INPUT->post->str('q');
if(empty($query)) $query = $INPUT->get->str('q');
if(empty($query)) return;
$query = urldecode($query);
$data = ft_pageLookup($query, true, useHeading('navigation'));
if(!count($data)) return;
print '<strong>' . $lang['quickhits'] . '</strong>';
print '<ul>';
$counter = 0;
foreach($data as $id => $title) {
if(useHeading('navigation')) {
$name = $title;
} else {
$ns = getNS($id);
if($ns) {
$name = noNS($id) . ' (' . $ns . ')';
} else {
$name = $id;
}
}
echo '<li>' . html_wikilink(':' . $id, $name) . '</li>';
$counter++;
if($counter > $maxnumbersuggestions) {
echo '<li>...</li>';
break;
}
}
print '</ul>';
}
/**
* Support OpenSearch suggestions
*
* @link http://www.opensearch.org/Specifications/OpenSearch/Extensions/Suggestions/1.0
* @author Mike Frysinger <vapier@gentoo.org>
*/
protected function call_suggestions() {
global $INPUT;
$query = cleanID($INPUT->post->str('q'));
if(empty($query)) $query = cleanID($INPUT->get->str('q'));
if(empty($query)) return;
$data = ft_pageLookup($query);
if(!count($data)) return;
$data = array_keys($data);
// limit results to 15 hits
$data = array_slice($data, 0, 15);
$data = array_map('trim', $data);
$data = array_map('noNS', $data);
$data = array_unique($data);
sort($data);
/* now construct a json */
$suggestions = array(
$query, // the original query
$data, // some suggestions
array(), // no description
array() // no urls
);
$json = new \JSON();
header('Content-Type: application/x-suggestions+json');
print $json->encode($suggestions);
}
/**
* Refresh a page lock and save draft
*
* Andreas Gohr <andi@splitbrain.org>
*/
protected function call_lock() {
global $conf;
global $lang;
global $ID;
global $INFO;
global $INPUT;
$ID = cleanID($INPUT->post->str('id'));
if(empty($ID)) return;
$INFO = pageinfo();
if(!$INFO['writable']) {
echo 'Permission denied';
return;
}
if(!checklock($ID)) {
lock($ID);
echo 1;
}
if($conf['usedraft'] && $INPUT->post->str('wikitext')) {
$client = $_SERVER['REMOTE_USER'];
if(!$client) $client = clientIP(true);
$draft = array(
'id' => $ID,
'prefix' => substr($INPUT->post->str('prefix'), 0, -1),
'text' => $INPUT->post->str('wikitext'),
'suffix' => $INPUT->post->str('suffix'),
'date' => $INPUT->post->int('date'),
'client' => $client,
);
$cname = getCacheName($draft['client'] . $ID, '.draft');
if(io_saveFile($cname, serialize($draft))) {
echo $lang['draftdate'] . ' ' . dformat();
}
}
}
/**
* Delete a draft
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
protected function call_draftdel() {
global $INPUT;
$id = cleanID($INPUT->str('id'));
if(empty($id)) return;
$client = $_SERVER['REMOTE_USER'];
if(!$client) $client = clientIP(true);
$cname = getCacheName($client . $id, '.draft');
@unlink($cname);
}
/**
* Return subnamespaces for the Mediamanager
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
protected function call_medians() {
global $conf;
global $INPUT;
// wanted namespace
$ns = cleanID($INPUT->post->str('ns'));
$dir = utf8_encodeFN(str_replace(':', '/', $ns));
$lvl = count(explode(':', $ns));
$data = array();
search($data, $conf['mediadir'], 'search_index', array('nofiles' => true), $dir);
foreach(array_keys($data) as $item) {
$data[$item]['level'] = $lvl + 1;
}
echo html_buildlist($data, 'idx', 'media_nstree_item', 'media_nstree_li');
}
/**
* Return list of files for the Mediamanager
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
protected function call_medialist() {
global $NS;
global $INPUT;
$NS = cleanID($INPUT->post->str('ns'));
$sort = $INPUT->post->bool('recent') ? 'date' : 'natural';
if($INPUT->post->str('do') == 'media') {
tpl_mediaFileList();
} else {
tpl_mediaContent(true, $sort);
}
}
/**
* Return the content of the right column
* (image details) for the Mediamanager
*
* @author Kate Arzamastseva <pshns@ukr.net>
*/
protected function call_mediadetails() {
global $IMG, $JUMPTO, $REV, $fullscreen, $INPUT;
$fullscreen = true;
require_once(DOKU_INC . 'lib/exe/mediamanager.php');
$image = '';
if($INPUT->has('image')) $image = cleanID($INPUT->str('image'));
if(isset($IMG)) $image = $IMG;
if(isset($JUMPTO)) $image = $JUMPTO;
$rev = false;
if(isset($REV) && !$JUMPTO) $rev = $REV;
html_msgarea();
tpl_mediaFileDetails($image, $rev);
}
/**
* Returns image diff representation for mediamanager
*
* @author Kate Arzamastseva <pshns@ukr.net>
*/
protected function call_mediadiff() {
global $NS;
global $INPUT;
$image = '';
if($INPUT->has('image')) $image = cleanID($INPUT->str('image'));
$NS = getNS($image);
$auth = auth_quickaclcheck("$NS:*");
media_diff($image, $NS, $auth, true);
}
/**
* Manages file uploads
*
* @author Kate Arzamastseva <pshns@ukr.net>
*/
protected function call_mediaupload() {
global $NS, $MSG, $INPUT;
$id = '';
if($_FILES['qqfile']['tmp_name']) {
$id = $INPUT->post->str('mediaid', $_FILES['qqfile']['name']);
} elseif($INPUT->get->has('qqfile')) {
$id = $INPUT->get->str('qqfile');
}
$id = cleanID($id);
$NS = $INPUT->str('ns');
$ns = $NS . ':' . getNS($id);
$AUTH = auth_quickaclcheck("$ns:*");
if($AUTH >= AUTH_UPLOAD) {
io_createNamespace("$ns:xxx", 'media');
}
if($_FILES['qqfile']['error']) unset($_FILES['qqfile']);
$res = false;
if($_FILES['qqfile']['tmp_name']) $res = media_upload($NS, $AUTH, $_FILES['qqfile']);
if($INPUT->get->has('qqfile')) $res = media_upload_xhr($NS, $AUTH);
if($res) {
$result = array(
'success' => true,
'link' => media_managerURL(array('ns' => $ns, 'image' => $NS . ':' . $id), '&'),
'id' => $NS . ':' . $id,
'ns' => $NS
);
} else {
$error = '';
if(isset($MSG)) {
foreach($MSG as $msg) {
$error .= $msg['msg'];
}
}
$result = array(
'error' => $error,
'ns' => $NS
);
}
$json = new \JSON;
header('Content-Type: application/json');
echo $json->encode($result);
}
/**
* Return sub index for index view
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
protected function call_index() {
global $conf;
global $INPUT;
// wanted namespace
$ns = cleanID($INPUT->post->str('idx'));
$dir = utf8_encodeFN(str_replace(':', '/', $ns));
$lvl = count(explode(':', $ns));
$data = array();
search($data, $conf['datadir'], 'search_index', array('ns' => $ns), $dir);
foreach(array_keys($data) as $item) {
$data[$item]['level'] = $lvl + 1;
}
echo html_buildlist($data, 'idx', 'html_list_index', 'html_li_index');
}
/**
* List matching namespaces and pages for the link wizard
*
* @author Andreas Gohr <gohr@cosmocode.de>
*/
protected function call_linkwiz() {
global $conf;
global $lang;
global $INPUT;
$q = ltrim(trim($INPUT->post->str('q')), ':');
$id = noNS($q);
$ns = getNS($q);
$ns = cleanID($ns);
$id = cleanID($id);
$nsd = utf8_encodeFN(str_replace(':', '/', $ns));
$data = array();
if($q && !$ns) {
// use index to lookup matching pages
$pages = ft_pageLookup($id, true);
// result contains matches in pages and namespaces
// we now extract the matching namespaces to show
// them seperately
$dirs = array();
foreach($pages as $pid => $title) {
if(strpos(noNS($pid), $id) === false) {
// match was in the namespace
$dirs[getNS($pid)] = 1; // assoc array avoids dupes
} else {
// it is a matching page, add it to the result
$data[] = array(
'id' => $pid,
'title' => $title,
'type' => 'f',
);
}
unset($pages[$pid]);
}
foreach($dirs as $dir => $junk) {
$data[] = array(
'id' => $dir,
'type' => 'd',
);
}
} else {
$opts = array(
'depth' => 1,
'listfiles' => true,
'listdirs' => true,
'pagesonly' => true,
'firsthead' => true,
'sneakyacl' => $conf['sneaky_index'],
);
if($id) $opts['filematch'] = '^.*\/' . $id;
if($id) $opts['dirmatch'] = '^.*\/' . $id;
search($data, $conf['datadir'], 'search_universal', $opts, $nsd);
// add back to upper
if($ns) {
array_unshift(
$data, array(
'id' => getNS($ns),
'type' => 'u',
)
);
}
}
// fixme sort results in a useful way ?
if(!count($data)) {
echo $lang['nothingfound'];
exit;
}
// output the found data
$even = 1;
foreach($data as $item) {
$even *= -1; //zebra
if(($item['type'] == 'd' || $item['type'] == 'u') && $item['id']) $item['id'] .= ':';
$link = wl($item['id']);
echo '<div class="' . (($even > 0) ? 'even' : 'odd') . ' type_' . $item['type'] . '">';
if($item['type'] == 'u') {
$name = $lang['upperns'];
} else {
$name = hsc($item['id']);
}
echo '<a href="' . $link . '" title="' . hsc($item['id']) . '" class="wikilink1">' . $name . '</a>';
if(!blank($item['title'])) {
echo '<span>' . hsc($item['title']) . '</span>';
}
echo '</div>';
}
}
}