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