mirror of
https://github.com/zyx0814/dzzoffice.git
synced 2025-01-05 10:27:33 +08:00
117 lines
3.3 KiB
PHP
117 lines
3.3 KiB
PHP
<?php
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/* //分享地址支持下载（a=down)，预览(a=view)和流
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* @copyright Leyun internet Technology(Shanghai)Co.,Ltd
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* @license http://www.dzzoffice.com/licenses/license.txt
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* @package DzzOffice
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* @link http://www.dzzoffice.com
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* @author zyx(zyx@dzz.cc)
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*/
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define('APPTYPEID', 200);
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define('DZZSCRIPT', 'index.php');
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require './core/coreBase.php';
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$dzz = C::app();
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$dzz->init();
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if(!$path=dzzdecode(trim($_GET['s']))){
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exit('Access Denied');
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}
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if($_GET['a']=='down'){
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IO::download($path,$_GET['filename']);
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exit();
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}elseif($_GET['a']=='view'){
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$vid = isset($_GET['vid']) ? intval($_GET['vid']):0;
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if($vid){
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if(!$icoarr = C::t('resources_version')->fetch_version_by_rid_vid($path,$vid)){
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showmessage(lang('attachment_nonexistence'));
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}else{
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$path = dzzdecode($icoarr['icoid']);
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}
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}else{
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if(!$icoarr=IO::getMeta($path)){
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showmessage(lang('attachment_nonexistence'));
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}
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$icoarr['icoid'] = $_GET['s'];
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}
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if ($icoarr['type'] == 'link') {
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@header('Location: '.$icoarr['url']);
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exit();
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}
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$imageexts=array('jpg','jpeg','png','gif'); //图片使用；
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$filename=$icoarr['name'];//rtrim($_GET['n'],'.dzz');
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$ext=$icoarr['ext'];//strtolower(substr(strrchr($filename, '.'), 1, 10));
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if(!$ext) $ext=preg_replace("/\?.+/i",'',strtolower(substr(strrchr(rtrim($url,'.dzz'), '.'), 1, 10)));
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if(in_array($ext,$imageexts)){
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$url=$_G['siteurl'].'index.php?mod=io&op=thumbnail&original=1&path='.$icoarr['icoid'];
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@header("Location: $url");
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exit();
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}
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$extall=C::t('app_open')->fetch_all_ext();
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$exts=array();
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$bzarr=explode(':',$icoarr['rbz']?$icoarr['rbz']:$icoarr['bz']);
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$bz=($bzarr[0]) ? $bzarr[0]:'dzz';
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foreach($extall as $value){
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if(!isset($exts[$value['ext']]) || $value['isdefault']) $exts[$value['ext']]=$value;
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}
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if(isset($exts[$bz.':'.$ext])){
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$data=$exts[$bz.':'.$ext];
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}elseif($exts[$ext]){
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$data=$exts[$ext];
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}elseif($exts[$icoarr['type']]){
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$data=$exts[$icoarr['type']];
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}else $data=array();
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if($data){
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$url=$data['url'];
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if(strpos($url,'dzzjs:')!==false){//dzzjs形式时
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@header("Location: $icoarr[url]");
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exit();
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}else{
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//替换参数
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$url=preg_replace_callback("/{(\w+)}/i", function($matches) use($icoarr){
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$key=$matches[1];
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if($key=='path'){
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return $icoarr['icoid'];
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}else if($key=='icoid'){
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return 'preview_'.random(5);
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}else{
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return urlencode($icoarr[$key]);
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}
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}, $url);
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//添加path参数；
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if(strpos($url,'?')!==false && strpos($url,'path=')===false){
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$path = $path ? $path : $_GET['s'];
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$url.='&path=' . dzzencode('preview_' . $path);
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}
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$url = $_G['siteurl'].$url;
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@header("Location: $url");
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exit();
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}
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}else{//没有可用的打开方式，转入下载；
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$path=dzzencode('preview_' . $path);
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IO::download($path);
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exit();
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}
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}
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//获取文件流地址
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if(!$url=(IO::getStream($path))){
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exit(lang('failed_get_file'));
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}
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if(is_array($url)) exit($url['error']);
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//如果是阻止运行的后缀名时，直接调用;
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if($ext && in_array($ext,$_G['setting']['unRunExts'])){
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$mime='text/plain';
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}else{
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$mime=dzz_mime::get_type($ext);
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}
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@set_time_limit(0);
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@header('Content-Type: '.$mime);
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@ob_end_clean();
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@readfile($url);
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@flush();
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@ob_flush();
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exit();
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