"text/html", "exe" => "application/octet-stream", "zip" => "application/zip", "doc" => "application/msword", "jpg" => "image/jpg", "php" => "text/plain", "xls" => "application/vnd.ms-excel", "ppt" => "application/vnd.ms-powerpoint", "gif" => "image/gif", "pdf" => "application/pdf", "txt" => "text/plain", "html"=> "text/html", "png" => "image/png", "jpeg"=> "image/jpg" ); if($mime_type==''){ $file_extension = strtolower(substr(strrchr($file,"."),1)); if(array_key_exists($file_extension, $known_mime_types)){ $mime_type=$known_mime_types[$file_extension]; } else { $mime_type="application/force-download"; }; }; //turn off output buffering to decrease cpu usage @ob_end_clean(); // required for IE, otherwise Content-Disposition may be ignored if(ini_get('zlib.output_compression')) ini_set('zlib.output_compression', 'Off'); header('Content-Type: ' . $mime_type); header('Content-Disposition: attachment; filename="'.$name.'"'); header("Content-Transfer-Encoding: binary"); header('Accept-Ranges: bytes'); // multipart-download and download resuming support if(isset($_SERVER['HTTP_RANGE'])) { list($a, $range) = explode("=",$_SERVER['HTTP_RANGE'],2); list($range) = explode(",",$range,2); list($range, $range_end) = explode("-", $range); $range=intval($range); if(!$range_end) { $range_end=$size-1; } else { $range_end=intval($range_end); } $new_length = $range_end-$range+1; header("HTTP/1.1 206 Partial Content"); header("Content-Length: $new_length"); header("Content-Range: bytes $range-$range_end/$size"); } else { $new_length=$size; header("Content-Length: ".$size); } /* Will output the file itself */ $chunksize = 1*(1024*1024); //you may want to change this $bytes_send = 0; if ($file = fopen($file, 'r')) { if(isset($_SERVER['HTTP_RANGE'])) fseek($file, $range); while(!feof($file) && (!connection_aborted()) && ($bytes_send<$new_length) ) { $buffer = fread($file, $chunksize); echo($buffer); flush(); $bytes_send += strlen($buffer); } fclose($file); } else //If no permissiion die('Error - can not open file.'); //die die(); } //Set the time out set_time_limit(0); //path to the file //Call the download function with file path,file name and file type output_file($file_path, basename($file_path), 'image/jpg'); } else die('Security error.'); ?>