443 lines
12 KiB
PHP
443 lines
12 KiB
PHP
<?php
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namespace dokuwiki;
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use dokuwiki\Ui;
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use dokuwiki\Utf8\Sort;
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/**
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* Manage all builtin AJAX calls
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*
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* @todo The calls should be refactored out to their own proper classes
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* @package dokuwiki
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*/
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class Ajax {
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/**
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* Execute the given call
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*
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* @param string $call name of the ajax call
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*/
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public function __construct($call) {
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$callfn = 'call' . ucfirst($call);
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if(method_exists($this, $callfn)) {
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$this->$callfn();
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} else {
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$evt = new Extension\Event('AJAX_CALL_UNKNOWN', $call);
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if($evt->advise_before()) {
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print "AJAX call '" . hsc($call) . "' unknown!\n";
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} else {
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$evt->advise_after();
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unset($evt);
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}
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}
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}
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/**
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* Searches for matching pagenames
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*
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* @author Andreas Gohr <andi@splitbrain.org>
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*/
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protected function callQsearch() {
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global $lang;
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global $INPUT;
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$maxnumbersuggestions = 50;
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$query = $INPUT->post->str('q');
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if(empty($query)) $query = $INPUT->get->str('q');
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if(empty($query)) return;
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$query = urldecode($query);
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$data = ft_pageLookup($query, true, useHeading('navigation'));
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if(!count($data)) return;
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print '<strong>' . $lang['quickhits'] . '</strong>';
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print '<ul>';
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$counter = 0;
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foreach($data as $id => $title) {
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if(useHeading('navigation')) {
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$name = $title;
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} else {
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$ns = getNS($id);
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if($ns) {
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$name = noNS($id) . ' (' . $ns . ')';
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} else {
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$name = $id;
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}
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}
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echo '<li>' . html_wikilink(':' . $id, $name) . '</li>';
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$counter++;
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if($counter > $maxnumbersuggestions) {
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echo '<li>...</li>';
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break;
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}
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}
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print '</ul>';
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}
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/**
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* Support OpenSearch suggestions
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*
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* @link http://www.opensearch.org/Specifications/OpenSearch/Extensions/Suggestions/1.0
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* @author Mike Frysinger <vapier@gentoo.org>
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*/
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protected function callSuggestions() {
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global $INPUT;
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$query = cleanID($INPUT->post->str('q'));
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if(empty($query)) $query = cleanID($INPUT->get->str('q'));
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if(empty($query)) return;
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$data = ft_pageLookup($query);
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if(!count($data)) return;
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$data = array_keys($data);
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// limit results to 15 hits
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$data = array_slice($data, 0, 15);
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$data = array_map('trim', $data);
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$data = array_map('noNS', $data);
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$data = array_unique($data);
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Sort::sort($data);
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/* now construct a json */
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$suggestions = array(
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$query, // the original query
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$data, // some suggestions
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array(), // no description
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array() // no urls
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);
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header('Content-Type: application/x-suggestions+json');
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print json_encode($suggestions);
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}
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/**
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* Refresh a page lock and save draft
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*
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* Andreas Gohr <andi@splitbrain.org>
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*/
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protected function callLock() {
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global $ID;
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global $INFO;
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global $INPUT;
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$ID = cleanID($INPUT->post->str('id'));
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if(empty($ID)) return;
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$INFO = pageinfo();
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$response = [
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'errors' => [],
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'lock' => '0',
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'draft' => '',
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];
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if(!$INFO['writable']) {
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$response['errors'][] = 'Permission to write this page has been denied.';
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echo json_encode($response);
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return;
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}
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if(!checklock($ID)) {
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lock($ID);
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$response['lock'] = '1';
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}
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$draft = new Draft($ID, $INFO['client']);
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if ($draft->saveDraft()) {
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$response['draft'] = $draft->getDraftMessage();
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} else {
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$response['errors'] = array_merge($response['errors'], $draft->getErrors());
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}
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echo json_encode($response);
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}
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/**
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* Delete a draft
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*
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* @author Andreas Gohr <andi@splitbrain.org>
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*/
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protected function callDraftdel() {
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global $INPUT;
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$id = cleanID($INPUT->str('id'));
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if(empty($id)) return;
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$client = $_SERVER['REMOTE_USER'];
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if(!$client) $client = clientIP(true);
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$cname = getCacheName($client . $id, '.draft');
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@unlink($cname);
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}
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/**
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* Return subnamespaces for the Mediamanager
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*
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* @author Andreas Gohr <andi@splitbrain.org>
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*/
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protected function callMedians() {
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global $conf;
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global $INPUT;
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// wanted namespace
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$ns = cleanID($INPUT->post->str('ns'));
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$dir = utf8_encodeFN(str_replace(':', '/', $ns));
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$lvl = count(explode(':', $ns));
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$data = array();
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search($data, $conf['mediadir'], 'search_index', array('nofiles' => true), $dir);
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foreach(array_keys($data) as $item) {
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$data[$item]['level'] = $lvl + 1;
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}
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echo html_buildlist($data, 'idx', 'media_nstree_item', 'media_nstree_li');
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}
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/**
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* Return list of files for the Mediamanager
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*
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* @author Andreas Gohr <andi@splitbrain.org>
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*/
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protected function callMedialist() {
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global $NS;
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global $INPUT;
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$NS = cleanID($INPUT->post->str('ns'));
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$sort = $INPUT->post->bool('recent') ? 'date' : 'natural';
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if($INPUT->post->str('do') == 'media') {
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tpl_mediaFileList();
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} else {
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tpl_mediaContent(true, $sort);
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}
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}
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/**
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* Return the content of the right column
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* (image details) for the Mediamanager
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*
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* @author Kate Arzamastseva <pshns@ukr.net>
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*/
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protected function callMediadetails() {
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global $IMG, $JUMPTO, $REV, $fullscreen, $INPUT;
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$fullscreen = true;
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require_once(DOKU_INC . 'lib/exe/mediamanager.php');
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$image = '';
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if($INPUT->has('image')) $image = cleanID($INPUT->str('image'));
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if(isset($IMG)) $image = $IMG;
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if(isset($JUMPTO)) $image = $JUMPTO;
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$rev = false;
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if(isset($REV) && !$JUMPTO) $rev = $REV;
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html_msgarea();
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tpl_mediaFileDetails($image, $rev);
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}
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/**
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* Returns image diff representation for mediamanager
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*
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* @author Kate Arzamastseva <pshns@ukr.net>
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*/
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protected function callMediadiff() {
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global $NS;
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global $INPUT;
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$image = '';
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if($INPUT->has('image')) $image = cleanID($INPUT->str('image'));
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$NS = getNS($image);
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$auth = auth_quickaclcheck("$NS:*");
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media_diff($image, $NS, $auth, true);
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}
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/**
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* Manages file uploads
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*
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* @author Kate Arzamastseva <pshns@ukr.net>
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*/
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protected function callMediaupload() {
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global $NS, $MSG, $INPUT;
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$id = '';
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if(isset($_FILES['qqfile']['tmp_name'])) {
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$id = $INPUT->post->str('mediaid', $_FILES['qqfile']['name']);
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} elseif($INPUT->get->has('qqfile')) {
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$id = $INPUT->get->str('qqfile');
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}
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$id = cleanID($id);
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$NS = $INPUT->str('ns');
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$ns = $NS . ':' . getNS($id);
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$AUTH = auth_quickaclcheck("$ns:*");
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if($AUTH >= AUTH_UPLOAD) {
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io_createNamespace("$ns:xxx", 'media');
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}
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if(isset($_FILES['qqfile']['error']) && $_FILES['qqfile']['error']) unset($_FILES['qqfile']);
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$res = false;
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if(isset($_FILES['qqfile']['tmp_name'])) $res = media_upload($NS, $AUTH, $_FILES['qqfile']);
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if($INPUT->get->has('qqfile')) $res = media_upload_xhr($NS, $AUTH);
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if($res) {
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$result = array(
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'success' => true,
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'link' => media_managerURL(array('ns' => $ns, 'image' => $NS . ':' . $id), '&'),
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'id' => $NS . ':' . $id,
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'ns' => $NS
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);
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} else {
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$error = '';
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if(isset($MSG)) {
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foreach($MSG as $msg) {
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$error .= $msg['msg'];
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}
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}
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$result = array(
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'error' => $error,
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'ns' => $NS
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);
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}
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header('Content-Type: application/json');
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echo json_encode($result);
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}
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/**
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* Return sub index for index view
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*
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* @author Andreas Gohr <andi@splitbrain.org>
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*/
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protected function callIndex() {
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global $conf;
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global $INPUT;
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// wanted namespace
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$ns = cleanID($INPUT->post->str('idx'));
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$dir = utf8_encodeFN(str_replace(':', '/', $ns));
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$lvl = count(explode(':', $ns));
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$data = array();
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search($data, $conf['datadir'], 'search_index', array('ns' => $ns), $dir);
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foreach (array_keys($data) as $item) {
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$data[$item]['level'] = $lvl + 1;
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}
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$idx = new Ui\Index;
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echo html_buildlist($data, 'idx', [$idx,'formatListItem'], [$idx,'tagListItem']);
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}
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/**
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* List matching namespaces and pages for the link wizard
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*
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* @author Andreas Gohr <gohr@cosmocode.de>
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*/
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protected function callLinkwiz() {
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global $conf;
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global $lang;
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global $INPUT;
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$q = ltrim(trim($INPUT->post->str('q')), ':');
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$id = noNS($q);
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$ns = getNS($q);
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$ns = cleanID($ns);
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$id = cleanID($id);
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$nsd = utf8_encodeFN(str_replace(':', '/', $ns));
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$data = array();
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if($q !== '' && $ns === '') {
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// use index to lookup matching pages
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$pages = ft_pageLookup($id, true);
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// result contains matches in pages and namespaces
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// we now extract the matching namespaces to show
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// them seperately
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$dirs = array();
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foreach($pages as $pid => $title) {
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if(strpos(noNS($pid), $id) === false) {
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// match was in the namespace
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$dirs[getNS($pid)] = 1; // assoc array avoids dupes
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} else {
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// it is a matching page, add it to the result
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$data[] = array(
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'id' => $pid,
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'title' => $title,
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'type' => 'f',
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);
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}
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unset($pages[$pid]);
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}
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foreach($dirs as $dir => $junk) {
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$data[] = array(
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'id' => $dir,
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'type' => 'd',
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);
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}
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} else {
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$opts = array(
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'depth' => 1,
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'listfiles' => true,
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'listdirs' => true,
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'pagesonly' => true,
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'firsthead' => true,
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'sneakyacl' => $conf['sneaky_index'],
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);
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if($id) $opts['filematch'] = '^.*\/' . $id;
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if($id) $opts['dirmatch'] = '^.*\/' . $id;
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search($data, $conf['datadir'], 'search_universal', $opts, $nsd);
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// add back to upper
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if($ns) {
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array_unshift(
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$data, array(
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'id' => getNS($ns),
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'type' => 'u',
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)
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);
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}
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}
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// fixme sort results in a useful way ?
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if(!count($data)) {
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echo $lang['nothingfound'];
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exit;
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}
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// output the found data
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$even = 1;
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foreach($data as $item) {
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$even *= -1; //zebra
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if(($item['type'] == 'd' || $item['type'] == 'u') && $item['id'] !== '') $item['id'] .= ':';
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$link = wl($item['id']);
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echo '<div class="' . (($even > 0) ? 'even' : 'odd') . ' type_' . $item['type'] . '">';
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if($item['type'] == 'u') {
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$name = $lang['upperns'];
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} else {
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$name = hsc($item['id']);
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}
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echo '<a href="' . $link . '" title="' . hsc($item['id']) . '" class="wikilink1">' . $name . '</a>';
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if(!blank($item['title'])) {
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echo '<span>' . hsc($item['title']) . '</span>';
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}
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echo '</div>';
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}
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}
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}
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