virt2/api/soft/fm/include/download.php

160 lines
6.0 KiB
PHP
Executable File

<?php
// ensure this file is being included by a parent file
if (!defined('_JEXEC') && !defined('_VALID_MOS')) die('Restricted access');
/**
* @version $Id: download.php 211 2012-02-02 13:46:39Z soeren $
* @package eXtplorer
* @copyright soeren 2007-2011
* @author The eXtplorer project (http://extplorer.net)
* @author The The QuiX project (http://quixplorer.sourceforge.net)
*
* @license
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*
* Alternatively, the contents of this file may be used under the terms
* of the GNU General Public License Version 2 or later (the "GPL"), in
* which case the provisions of the GPL are applicable instead of
* those above. If you wish to allow use of your version of this file only
* under the terms of the GPL and not to allow others to use
* your version of this file under the MPL, indicate your decision by
* deleting the provisions above and replace them with the notice and
* other provisions required by the GPL. If you do not delete
* the provisions above, a recipient may use your version of this file
* under either the MPL or the GPL."
*
*
*/
/**
* File-Download Functions
*
*/
class ext_Download extends ext_Action {
// download file
function execAction($dir, $item, $unlink=false) {
// Security Fix:
$item = basename($item);
while (@ob_end_clean());
ob_start();
if (ext_isFTPMode()) {
$abs_item = $dir . '/' . $item;
} else {
$abs_item = get_abs_item($dir,$item);
//if( !strstr( $abs_item, $GLOBALS['home_dir']) )
// $abs_item = realpath($GLOBALS['home_dir']).$abs_item;
}
if (!$GLOBALS['ext_File']->file_exists($abs_item)) {
ext_Result::sendResult( 'download', false, $item.": ".$GLOBALS["error_msg"]["fileexist"]);
return false;
}
if (!get_show_item($dir, $item)) {
ext_Result::sendResult( 'download', false, $item.": ".$GLOBALS["error_msg"]["accessfile"]);
return false;
}
@set_time_limit( 0 );
if (ext_isFTPMode()) {
$abs_item = ext_ftp_make_local_copy( $abs_item );
$unlink = true;
}
$browser = id_browser();
header('Expires: '.gmdate('D, d M Y H:i:s').' GMT');
header('Content-Transfer-Encoding: binary');
header('Content-Length: '.filesize(realpath($abs_item)));
//header("Content-Encoding: none");
if( isset($_GET['action2']) && $_GET['action2'] == 'view' ) {
$content_disposition = 'inline';
include_once( _EXT_PATH.'/libraries/Archive/file.php');
$extension = extFile::getExt($item);
switch( strtolower($extension) ) {
case 'doc':
case 'dot': $extension = 'msword'; break;
case 'docx':
case 'dotx': $extension = 'vnd.openxmlformats-officedocument.wordprocessingml.template';break;
case 'docm': $extension = 'vnd.ms-word.document.macroEnabled.12';break;
case 'docm': $extension = 'vnd.ms-word.template.macroEnabled.12';break;
case 'xls':
case 'xlt':
case 'xla':
$extension = 'vnd.ms-excel';break;
case 'xlsx': $extension = 'vnd.openxmlformats-officedocument.spreadsheetml.sheet';break;
case 'xltx': $extension = 'vnd.openxmlformats-officedocument.spreadsheetml.template';break;
case 'xlsm': $extension = 'vnd.ms-excel.sheet.macroEnabled.12';break;
case 'xltm': $extension = 'vnd.ms-excel.template.macroEnabled.12';break;
case 'xlam': $extension = 'vnd.ms-excel.addin.macroEnabled.12';break;
case 'xlsb': $extension = 'vnd.ms-excel.sheet.binary.macroEnabled.12';break;
case 'ppt':
case 'pot':
case 'pps':
case 'ppa':
$extension = 'vnd.ms-powerpoint';break;
case 'pptx': $extension = 'vnd.openxmlformats-officedocument.presentationml.presentation';break;
case 'potx': $extension = 'vnd.openxmlformats-officedocument.presentationml.template';break;
case 'ppsx': $extension = 'vnd.openxmlformats-officedocument.presentationml.slideshow';break;
case 'ppam': $extension = 'vnd.ms-powerpoint.addin.macroEnabled.12';break;
case 'pptm': $extension = 'vnd.ms-powerpoint.presentation.macroEnabled.12';break;
case 'potm': $extension = 'vnd.ms-powerpoint.template.macroEnabled.12';break;
case 'ppsm': $extension = 'vnd.ms-powerpoint.slideshow.macroEnabled.12';break;
case 'rtf': $extension = 'application/rtf';break;
}
header('Content-Type: application/'.$extension.'; Charset=' . $GLOBALS["system_charset"]);
} else {
$content_disposition = 'attachment';
if ($browser=='IE' || $browser=='OPERA') {
header('Content-Type: application/octetstream; Charset=' . $GLOBALS["system_charset"]);
} else {
header('Content-Type: application/octet-stream; Charset=' . $GLOBALS["system_charset"]);
}
}
if($browser=='IE') {
// http://support.microsoft.com/kb/436616/ja
header('Content-Disposition: '.$content_disposition.'; filename="'.urlencode($item).'"');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Pragma: public');
} else {
header('Content-Disposition: '.$content_disposition.'; filename="'.$item.'"');
header('Cache-Control: no-cache, must-revalidate');
header('Pragma: no-cache');
}
if($GLOBALS['use_mb']) {
if (mb_detect_encoding($abs_item) == 'ASCII') {
@readFileChunked(utf8_decode($abs_item));
} else {
@readFileChunked($abs_item);
}
} else {
@readFileChunked(utf8_decode($abs_item));
}
if( $unlink==true ) {
unlink( utf8_decode($abs_item) );
}
ob_end_flush();
ext_exit();
}
}
//------------------------------------------------------------------------------
?>