我使用此功能使数字下载链接。 测试.zip发送我的浏览器,但文件大小未知,当我下载并打开时显示此错误:"存档格式未知或损坏"测试.zip在文件夹中下载.php在根目录内。
<?php
/* Tutorial by AwesomePHP.com -> www.AwesomePHP.com */
/* Function: download with resume/speed/stream options */
/*
Parametrs: downloadFile(File Location, File Name,
max speed, is streaming
If streaming - movies will show as movies, images as images
instead of download prompt
*/
function downloadFile($fileLocation,$fileName,$maxSpeed = 13,$doStream =
false){
if (connection_status()!=0) return(false);
$array = explode('.',$fileName);
$extension = strtolower(end($array));
/* List of File Types */
$fileTypes['swf'] = 'application/x-shockwave-flash';
$fileTypes['pdf'] = 'application/pdf';
$fileTypes['exe'] = 'application/octet-stream';
$fileTypes['zip'] = 'application/zip';
$fileTypes['doc'] = 'application/msword';
$fileTypes['xls'] = 'application/vnd.ms-excel';
$fileTypes['ppt'] = 'application/vnd.ms-powerpoint';
$fileTypes['gif'] = 'image/gif';
$fileTypes['png'] = 'image/png';
$fileTypes['jpeg'] = 'image/jpg';
$fileTypes['jpg'] = 'image/jpg';
$fileTypes['rar'] = 'application/rar';
$fileTypes['ra'] = 'audio/x-pn-realaudio';
$fileTypes['ram'] = 'audio/x-pn-realaudio';
$fileTypes['ogg'] = 'audio/x-pn-realaudio';
$fileTypes['wav'] = 'video/x-msvideo';
$fileTypes['wmv'] = 'video/x-msvideo';
$fileTypes['avi'] = 'video/x-msvideo';
$fileTypes['asf'] = 'video/x-msvideo';
$fileTypes['divx'] = 'video/x-msvideo';
$fileTypes['mp3'] = 'audio/mpeg';
$fileTypes['mp4'] = 'audio/mpeg';
$fileTypes['mpeg'] = 'video/mpeg';
$fileTypes['mpg'] = 'video/mpeg';
$fileTypes['mpe'] = 'video/mpeg';
$fileTypes['mov'] = 'video/quicktime';
$fileTypes['swf'] = 'video/quicktime';
$fileTypes['3gp'] = 'video/quicktime';
$fileTypes['m4a'] = 'video/quicktime';
$fileTypes['aac'] = 'video/quicktime';
$fileTypes['m3u'] = 'video/quicktime';
$contentType = $fileTypes[$extension];
header("Cache-Control: public");
header("Content-Transfer-Encoding: binary'n");
header("Content-Type: $contentType");
$contentDisposition = 'attachment';
if($doStream == true){
/* extensions to stream */
$array_listen = array('mp3','m3u','m4a','mid','ogg','ra','ram','wm',
'wav','wma','aac','3gp','avi','mov','mp4','mpeg','mpg','swf','wmv','divx','asf');
if(in_array($extension,$array_listen)){
$contentDisposition = 'inline';
}
}
if (strstr($_SERVER['HTTP_USER_AGENT'], "MSIE")) {
$fileName= preg_replace('/'./', '%2e', $fileName,
substr_count($fileName, '.') - 1);
header("Content-Disposition: $contentDisposition; filename=".$fileName);
} else {
header("Content-Disposition: $contentDisposition; filename=".$fileName);
}
header("Accept-Ranges: bytes");
$range = 0;
$size = filesize($fileLocation);
if(isset($_SERVER['HTTP_RANGE'])) {
list($a, $range)=explode("=",$_SERVER['HTTP_RANGE']);
str_replace($range, "-", $range);
$size2=$size-1;
$new_length=$size-$range;
header("HTTP/1.1 206 Partial Content");
header("Content-Length: $new_length");
header("Content-Range: bytes $range$size2/$size");
} else {
$size2=$size-1;
header("Content-Range: bytes 0-$size2/$size");
header("Content-Length: ".$size);
}
if ($size == 0 ) { die('Zero byte file! Aborting download');}
set_magic_quotes_runtime(0);
$fp=fopen("$fileLocation","rb");
fseek($fp,$range);
while(!feof($fp) and (connection_status()==0))
{
set_time_limit(0);
print(fread($fp,1024*$maxSpeed));
flush();
ob_flush();
sleep(1);
}
fclose($fp);
return((connection_status()==0) and !connection_aborted());
}
/* Implementation */
downloadFile('file/','test.zip',900,false);
?>
我阅读了函数并解决了以下问题:
1.
$fileLocation = $fileLocation . $fileName;
$fileLocation
用于读取文件,但它只包含文件夹名称!
阿拉伯数字。
$range = str_replace($range, "-", $range);
str_replace
替换"-"字符,但没有更新$range
3.
set_magic_quotes_runtime
已弃用,请在调用该函数之前添加检查!
你可以从我的github下载新代码;)
删除文件末尾的?>
。
如果这不起作用,请将zip文件发布到我可以看到的地方。