<?php

class Model_MFile
{
	function force_download($filename = '', $data = '')
	{
		if ($filename == '' OR $data == '')
		{
			return FALSE;
		}

		// Try to determine if the filename includes a file extension.
		// We need it in order to set the MIME type
		if (FALSE === strpos($filename, '.'))
		{
			return FALSE;
		}

		// Grab the file extension
		$x = explode('.', $filename);
		$extension = end($x);

	
		$handle = fopen(DEBX_SCRIPT_LOCATION.DIRECTORY_SEPARATOR.$data, "r");
		$data = fread($handle, filesize(DEBX_SCRIPT_LOCATION.DIRECTORY_SEPARATOR.$data));
		fclose($handle);
		
		//echo $data = file_get_contents($data);


		$mimes = array(	'hqx'	=>	'application/mac-binhex40',
			'cpt'	=>	'application/mac-compactpro',
			'csv'	=>	array('text/x-comma-separated-values', 'text/comma-separated-values', 'application/octet-stream', 'application/vnd.ms-excel', 'application/x-csv', 'text/x-csv', 'text/csv', 'application/csv', 'application/excel', 'application/vnd.msexcel'),
			'bin'	=>	'application/macbinary',
			'dms'	=>	'application/octet-stream',
			'lha'	=>	'application/octet-stream',
			'lzh'	=>	'application/octet-stream',
			'exe'	=>	array('application/octet-stream', 'application/x-msdownload'),
			'class'	=>	'application/octet-stream',
			'psd'	=>	'application/x-photoshop',
			'so'	=>	'application/octet-stream',
			'sea'	=>	'application/octet-stream',
			'dll'	=>	'application/octet-stream',
			'oda'	=>	'application/oda',
			'pdf'	=>	array('application/pdf', 'application/x-download'),
			'ai'	=>	'application/postscript',
			'eps'	=>	'application/postscript',
			'ps'	=>	'application/postscript',
			'smi'	=>	'application/smil',
			'smil'	=>	'application/smil',
			'mif'	=>	'application/vnd.mif',
			'xls'	=>	array('application/excel', 'application/vnd.ms-excel', 'application/msexcel'),
			'ppt'	=>	array('application/powerpoint', 'application/vnd.ms-powerpoint'),
			'wbxml'	=>	'application/wbxml',
			'wmlc'	=>	'application/wmlc',
			'dcr'	=>	'application/x-director',
			'dir'	=>	'application/x-director',
			'dxr'	=>	'application/x-director',
			'dvi'	=>	'application/x-dvi',
			'gtar'	=>	'application/x-gtar',
			'gz'	=>	'application/x-gzip',
			'php'	=>	'application/x-httpd-php',
			'php4'	=>	'application/x-httpd-php',
			'php3'	=>	'application/x-httpd-php',
			'phtml'	=>	'application/x-httpd-php',
			'phps'	=>	'application/x-httpd-php-source',
			'js'	=>	'application/x-javascript',
			'swf'	=>	'application/x-shockwave-flash',
			'sit'	=>	'application/x-stuffit',
			'tar'	=>	'application/x-tar',
			'tgz'	=>	array('application/x-tar', 'application/x-gzip-compressed'),
			'xhtml'	=>	'application/xhtml+xml',
			'xht'	=>	'application/xhtml+xml',
			'zip'	=>  array('application/x-zip', 'application/zip', 'application/x-zip-compressed'),
			'mid'	=>	'audio/midi',
			'midi'	=>	'audio/midi',
			'mpga'	=>	'audio/mpeg',
			'mp2'	=>	'audio/mpeg',
			'mp3'	=>	array('audio/mpeg', 'audio/mpg', 'audio/mpeg3', 'audio/mp3'),
			'aif'	=>	'audio/x-aiff',
			'aiff'	=>	'audio/x-aiff',
			'aifc'	=>	'audio/x-aiff',
			'ram'	=>	'audio/x-pn-realaudio',
			'rm'	=>	'audio/x-pn-realaudio',
			'rpm'	=>	'audio/x-pn-realaudio-plugin',
			'ra'	=>	'audio/x-realaudio',
			'rv'	=>	'video/vnd.rn-realvideo',
			'wav'	=>	array('audio/x-wav', 'audio/wave', 'audio/wav'),
			'bmp'	=>	array('image/bmp', 'image/x-windows-bmp'),
			'gif'	=>	'image/gif',
			'jpeg'	=>	array('image/jpeg', 'image/pjpeg'),
			'jpg'	=>	array('image/jpeg', 'image/pjpeg'),
			'jpe'	=>	array('image/jpeg', 'image/pjpeg'),
			'png'	=>	array('image/png',  'image/x-png'),
			'tiff'	=>	'image/tiff',
			'tif'	=>	'image/tiff',
			'css'	=>	'text/css',
			'html'	=>	'text/html',
			'htm'	=>	'text/html',
			'shtml'	=>	'text/html',
			'txt'	=>	'text/plain',
			'text'	=>	'text/plain',
			'log'	=>	array('text/plain', 'text/x-log'),
			'rtx'	=>	'text/richtext',
			'rtf'	=>	'text/rtf',
			'xml'	=>	'text/xml',
			'xsl'	=>	'text/xml',
			'mpeg'	=>	'video/mpeg',
			'mpg'	=>	'video/mpeg',
			'mpe'	=>	'video/mpeg',
			'qt'	=>	'video/quicktime',
			'mov'	=>	'video/quicktime',
			'avi'	=>	'video/x-msvideo',
			'movie'	=>	'video/x-sgi-movie',
			'doc'	=>	'application/msword',
			'docx'	=>	'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
			'xlsx'	=>	'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
			'word'	=>	array('application/msword', 'application/octet-stream'),
			'xl'	=>	'application/excel',
			'eml'	=>	'message/rfc822',
			'json' => array('application/json', 'text/json')
			);



		// Set a default mime if we can't find it
		if ( ! isset($mimes[$extension]))
		{
			$mime = 'application/octet-stream';
		}
		else
		{
			$mime = (is_array($mimes[$extension])) ? $mimes[$extension][0] : $mimes[$extension];
		}

				// Generate the server headers
		if (strpos($_SERVER['HTTP_USER_AGENT'], "MSIE") !== FALSE)
		{
			header('Content-Type: "'.$mime.'"');
			header('Content-Disposition: attachment; filename="'.$filename.'"');
			header('Expires: 0');
			header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
			header("Content-Transfer-Encoding: binary");
			header('Pragma: public');
			header("Content-Length: ".strlen($data));
		}
		else
		{
			header('Content-Type: "'.$mime.'"');
			header('Content-Disposition: attachment; filename="'.$filename.'"');
			header("Content-Transfer-Encoding: binary");
			header('Expires: 0');
			header('Pragma: no-cache');
			header("Content-Length: ".strlen($data));
		}

		exit($data);
	}


}

?>