base.controller.php

function downloadFile($fileLocation,$fileName,$maxSpeed = 100,$doStream = false){ 
		if (connection_status()!=0) return(false); 
		
		$path_parts = pathinfo($fileLocation);
		$extension = strtolower($path_parts["extension"]);
		
		$path_parts["basename"] = $fileName;
		
		
		/* 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['csv'] = 'application/csv'; 
		$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("Pragma: public"); // required
		header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
		header("Cache-Control: private",false); // required for certain browsers 
		header("Content-Transfer-Encoding: binary\n"); 
		header('Content-Description: File Transfer');
		//header('Content-Type: $contentType'); 
		header('Content-Type: application/ocet-stream');
	
		$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: $contentDisposition; filename=\"".$path_parts["basename"]."\""); 
		} else { 
			header("Content-Disposition: $contentDisposition; filename=\"".$path_parts["basename"]."\"");
		} 
		 
		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');} 
		$fp=fopen("$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); 
				
		exit();
	}