Форумы портала PHP.SU

PHP:
скопировать код в буфер обмена

 $data = file_get_contents($dir.'/'.$name);             
                       
                                header('Content-Disposition: attachment; filename='.$archiveName);                     
                                header ( "Expires: Mon, 1 Apr 1974 05:00:00 GMT" );
                                header ( "Last-Modified: " . gmdate("D,d M YH:i:s") . " GMT" );
                                header ( "Cache-Control: no-cache, must-revalidate" );
                                header ( "Pragma: no-cache" );
                                header ( "Content-Description: PHP Generated ZIP Data" );
                                print $data;

PHP:
скопировать код в буфер обмена

 function output_file($file,$name)
 {
 //do something on download abort/finish
 //register_shutdown_function( 'function_name'  );
 if(!file_exists($file))
 die('file not exist!');
 $size = filesize($file);
 $name = rawurldecode($name);
 
 if (ereg('Opera(/| )([0-9].[0-9]{1,2})', $_SERVER['HTTP_USER_AGENT']))
 $UserBrowser = "Opera";
 elseif (ereg('MSIE ([0-9].[0-9]{1,2})', $_SERVER['HTTP_USER_AGENT']))
 $UserBrowser = "IE";
 else
 $UserBrowser = '';
 
 /// important for download im most browser
 $mime_type = ($UserBrowser == 'IE' || $UserBrowser == 'Opera') ?
  'application/octetstream' : 'application/octet-stream';
 @ob_end_clean(); /// decrease cpu usage extreme
 header('Content-Type: ' . $mime_type);
 header('Content-Disposition: attachment; filename="'.$name.'"');
 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
 header('Accept-Ranges: bytes');
 header("Cache-control: private");
 header('Pragma: private');
 
 /////  multipart-download and resume-download
 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-Length: ".$size);
 }
 $chunksize = 1*(1024*1024);
 $bytes_send = 0;
 if ($file = fopen($file, 'r'))
 {
 if(isset($_SERVER['HTTP_RANGE']))
 fseek($file, $range);
 while(!feof($file) and (connection_status()==0))
 {
 $buffer = fread($file, $chunksize);
 print($buffer);//echo($buffer); // is also possible
 flush();
 $bytes_send += strlen($buffer);
 sleep(1);//// decrease download speed
 }
 fclose($file);
 }
 else
 die('error can not open file');
 if(isset($new_length))
 $size = $new_length;
 die();
 }