nextcloud/files/get_files.php

109 lines
3.5 KiB
PHP

<?php
/**
* ownCloud - ajax frontend
*
* @author Robin Appelman
* @copyright 2010 Robin Appelman icewind1991@gmail.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
require_once('../inc/lib_base.php');
function return_bytes($val) {
$val = trim($val);
$last = strtolower($val[strlen($val)-1]);
switch($last) {
// The 'G' modifier is available since PHP 5.1.0
case 'g':
$val *= 1024;
case 'm':
$val *= 1024;
case 'k':
$val *= 1024;
}
return $val;
}
// header('Content-type: text/plain');
header('Content-type: application/xml');
$dir=isset($_GET['dir'])?$_GET['dir']:'';
$files=OC_FILES::getdirectorycontent($dir);
$dirname=(isset($files[0]))?$files[0]['directory']:'';
$dirname=substr($dirname,strrpos($dirname,'/'));
$max_upload=min(return_bytes(ini_get('post_max_size')),return_bytes(ini_get('upload_max_filesize')));
ob_clean();
echo "<?xml version='1.0' encoding='UTF-8' standalone='yes'?>\n";
echo "<dir name='$dirname' max_upload='$max_upload'>\n";
if(is_array($files)){
foreach($files as $file){
$attributes='';
foreach($file as $name=>$data){
$data=utf8_encode($data);
$data=utf8tohtml($data);
$data=str_replace("'",'&#39;',$data);
if (is_string($name)) $attributes.=" $name='$data'";
}
$attributes.=' date=\''.date($CONFIG_DATEFORMAT,$file['mtime']).'\'';
echo "<file$attributes/>\n";
}
}
echo "</dir>";
// converts a UTF8-string into HTML entities
// - $utf8: the UTF8-string to convert
// - $encodeTags: booloean. TRUE will convert "<" to "&lt;"
// - return: returns the converted HTML-string
function utf8tohtml($utf8, $encodeTags=true) {
$result = '';
for ($i = 0; $i < strlen($utf8); $i++) {
$char = $utf8[$i];
$ascii = ord($char);
if ($ascii < 128) {
// one-byte character
$result .= ($encodeTags) ? htmlentities($char) : $char;
} else if ($ascii < 192) {
// non-utf8 character or not a start byte
} else if ($ascii < 224) {
// two-byte character
$result .= htmlentities(substr($utf8, $i, 2), ENT_QUOTES, 'UTF-8');
$i++;
} else if ($ascii < 240) {
// three-byte character
$ascii1 = ord($utf8[$i+1]);
$ascii2 = ord($utf8[$i+2]);
$unicode = (15 & $ascii) * 4096 +
(63 & $ascii1) * 64 +
(63 & $ascii2);
$result .= "&#$unicode;";
$i += 2;
} else if ($ascii < 248) {
// four-byte character
$ascii1 = ord($utf8[$i+1]);
$ascii2 = ord($utf8[$i+2]);
$ascii3 = ord($utf8[$i+3]);
$unicode = (15 & $ascii) * 262144 +
(63 & $ascii1) * 4096 +
(63 & $ascii2) * 64 +
(63 & $ascii3);
$result .= "&#$unicode;";
$i += 3;
}
}
return $result;
}
?>