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<?php/* SVN FILE: $Id: media.php 7945 2008-12-19 02:16:01Z gwoo $ *//*** Methods to display or download any type of file** PHP versions 4 and 5** CakePHP(tm) : Rapid Development Framework (http://www.cakephp.org)* Copyright 2005-2008, Cake Software Foundation, Inc. (http://www.cakefoundation.org)** Licensed under The MIT License* Redistributions of files must retain the above copyright notice.** @filesource* @copyright Copyright 2005-2008, Cake Software Foundation, Inc. (http://www.cakefoundation.org)* @link http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project* @package cake* @subpackage cake.cake.libs.view* @since CakePHP(tm) v 1.2.0.5714* @version $Revision: 7945 $* @modifiedby $LastChangedBy: gwoo $* @lastmodified $Date: 2008-12-18 18:16:01 -0800 (Thu, 18 Dec 2008) $* @license http://www.opensource.org/licenses/mit-license.php The MIT License*/class MediaView extends View {/*** Holds known mime type mappings** @var array* @access public*/var $mimeType = array('ai' => 'application/postscript', 'bcpio' => 'application/x-bcpio', 'bin' => 'application/octet-stream','ccad' => 'application/clariscad', 'cdf' => 'application/x-netcdf', 'class' => 'application/octet-stream','cpio' => 'application/x-cpio', 'cpt' => 'application/mac-compactpro', 'csh' => 'application/x-csh','csv' => 'application/csv', 'dcr' => 'application/x-director', 'dir' => 'application/x-director','dms' => 'application/octet-stream', 'doc' => 'application/msword', 'drw' => 'application/drafting','dvi' => 'application/x-dvi', 'dwg' => 'application/acad', 'dxf' => 'application/dxf', 'dxr' => 'application/x-director','eps' => 'application/postscript', 'exe' => 'application/octet-stream', 'ez' => 'application/andrew-inset','flv' => 'video/x-flv', 'gtar' => 'application/x-gtar', 'gz' => 'application/x-gzip','bz2' => 'application/x-bzip', '7z' => 'application/x-7z-compressed', 'hdf' => 'application/x-hdf','hqx' => 'application/mac-binhex40', 'ips' => 'application/x-ipscript', 'ipx' => 'application/x-ipix','js' => 'application/x-javascript', 'latex' => 'application/x-latex', 'lha' => 'application/octet-stream','lsp' => 'application/x-lisp', 'lzh' => 'application/octet-stream', 'man' => 'application/x-troff-man','me' => 'application/x-troff-me', 'mif' => 'application/vnd.mif', 'ms' => 'application/x-troff-ms','nc' => 'application/x-netcdf', 'oda' => 'application/oda', 'pdf' => 'application/pdf','pgn' => 'application/x-chess-pgn', 'pot' => 'application/mspowerpoint', 'pps' => 'application/mspowerpoint','ppt' => 'application/mspowerpoint', 'ppz' => 'application/mspowerpoint', 'pre' => 'application/x-freelance','prt' => 'application/pro_eng', 'ps' => 'application/postscript', 'roff' => 'application/x-troff','scm' => 'application/x-lotusscreencam', 'set' => 'application/set', 'sh' => 'application/x-sh','shar' => 'application/x-shar', 'sit' => 'application/x-stuffit', 'skd' => 'application/x-koan','skm' => 'application/x-koan', 'skp' => 'application/x-koan', 'skt' => 'application/x-koan','smi' => 'application/smil', 'smil' => 'application/smil', 'sol' => 'application/solids','spl' => 'application/x-futuresplash', 'src' => 'application/x-wais-source', 'step' => 'application/STEP','stl' => 'application/SLA', 'stp' => 'application/STEP', 'sv4cpio' => 'application/x-sv4cpio','sv4crc' => 'application/x-sv4crc', 'svg' => 'image/svg+xml', 'svgz' => 'image/svg+xml','swf' => 'application/x-shockwave-flash', 't' => 'application/x-troff','tar' => 'application/x-tar', 'tcl' => 'application/x-tcl', 'tex' => 'application/x-tex','texi' => 'application/x-texinfo', 'texinfo' => 'application/x-texinfo', 'tr' => 'application/x-troff','tsp' => 'application/dsptype', 'unv' => 'application/i-deas', 'ustar' => 'application/x-ustar','vcd' => 'application/x-cdlink', 'vda' => 'application/vda', 'xlc' => 'application/vnd.ms-excel','xll' => 'application/vnd.ms-excel', 'xlm' => 'application/vnd.ms-excel', 'xls' => 'application/vnd.ms-excel','xlw' => 'application/vnd.ms-excel', 'zip' => 'application/zip', 'aif' => 'audio/x-aiff', 'aifc' => 'audio/x-aiff','aiff' => 'audio/x-aiff', 'au' => 'audio/basic', 'kar' => 'audio/midi', 'mid' => 'audio/midi','midi' => 'audio/midi', 'mp2' => 'audio/mpeg', 'mp3' => 'audio/mpeg', 'mpga' => 'audio/mpeg','ra' => 'audio/x-realaudio', 'ram' => 'audio/x-pn-realaudio', 'rm' => 'audio/x-pn-realaudio','rpm' => 'audio/x-pn-realaudio-plugin', 'snd' => 'audio/basic', 'tsi' => 'audio/TSP-audio', 'wav' => 'audio/x-wav','asc' => 'text/plain', 'c' => 'text/plain', 'cc' => 'text/plain', 'css' => 'text/css', 'etx' => 'text/x-setext','f' => 'text/plain', 'f90' => 'text/plain', 'h' => 'text/plain', 'hh' => 'text/plain', 'htm' => 'text/html','html' => 'text/html', 'm' => 'text/plain', 'rtf' => 'text/rtf', 'rtx' => 'text/richtext', 'sgm' => 'text/sgml','sgml' => 'text/sgml', 'tsv' => 'text/tab-separated-values', 'tpl' => 'text/template', 'txt' => 'text/plain','xml' => 'text/xml', 'avi' => 'video/x-msvideo', 'fli' => 'video/x-fli', 'mov' => 'video/quicktime','movie' => 'video/x-sgi-movie', 'mpe' => 'video/mpeg', 'mpeg' => 'video/mpeg', 'mpg' => 'video/mpeg','qt' => 'video/quicktime', 'viv' => 'video/vnd.vivo', 'vivo' => 'video/vnd.vivo', 'gif' => 'image/gif','ief' => 'image/ief', 'jpe' => 'image/jpeg', 'jpeg' => 'image/jpeg', 'jpg' => 'image/jpeg','pbm' => 'image/x-portable-bitmap', 'pgm' => 'image/x-portable-graymap', 'png' => 'image/png','pnm' => 'image/x-portable-anymap', 'ppm' => 'image/x-portable-pixmap', 'ras' => 'image/cmu-raster','rgb' => 'image/x-rgb', 'tif' => 'image/tiff', 'tiff' => 'image/tiff', 'xbm' => 'image/x-xbitmap','xpm' => 'image/x-xpixmap', 'xwd' => 'image/x-xwindowdump', 'ice' => 'x-conference/x-cooltalk','iges' => 'model/iges', 'igs' => 'model/iges', 'mesh' => 'model/mesh', 'msh' => 'model/mesh','silo' => 'model/mesh', 'vrml' => 'model/vrml', 'wrl' => 'model/vrml','mime' => 'www/mime', 'pdb' => 'chemical/x-pdb', 'xyz' => 'chemical/x-pdb');/*** Constructor** @param object $controller*/function __construct(&$controller) {parent::__construct($controller);}/*** Display or download the given file** @return unknown*/function render() {$name = $download = $extension = $id = $modified = $path = $size = $cache = $mimeType = null;extract($this->viewVars, EXTR_OVERWRITE);if ($size) {$id = $id . '_' . $size;}if (is_dir($path)) {$path = $path . $id;} else {$path = APP . $path . $id;}if (is_null($name)) {$name = $id;}if (is_array($mimeType)) {$this->mimeType = array_merge($this->mimeType, $mimeType);}if (file_exists($path) && isset($extension) && isset($this->mimeType[$extension]) && connection_status() == 0) {$chunkSize = 8192;$buffer = '';$fileSize = @filesize($path);$handle = fopen($path, 'rb');if ($handle === false) {return false;}if (!empty($modified)) {$modified = gmdate('D, d M Y H:i:s', strtotime($modified, time())) . ' GMT';} else {$modified = gmdate('D, d M Y H:i:s') . ' GMT';}if ($download) {$contentType = 'application/octet-stream';$agent = env('HTTP_USER_AGENT');if (preg_match('%Opera(/| )([0-9].[0-9]{1,2})%', $agent) || preg_match('/MSIE ([0-9].[0-9]{1,2})/', $agent)) {$contentType = 'application/octetstream';}header('Content-Type: ' . $contentType);header('Content-Disposition: attachment; filename="' . $name . '.' . $extension . '";');header('Expires: 0');header('Accept-Ranges: bytes');header('Cache-Control: private', false);header('Pragma: private');$httpRange = env('HTTP_RANGE');if (isset($httpRange)) {list($toss, $range) = explode('=', $httpRange);$size = $fileSize - 1;$length = $fileSize - $range;header('HTTP/1.1 206 Partial Content');header('Content-Length: ' . $length);header('Content-Range: bytes ' . $range . $size . '/' . $fileSize);fseek($handle, $range);} else {header('Content-Length: ' . $fileSize);}} else {header('Date: ' . gmdate('D, d M Y H:i:s', time()) . ' GMT');if ($cache) {if (!is_numeric($cache)) {$cache = strtotime($cache) - time();}header('Cache-Control: max-age=' . $cache);header('Expires: ' . gmdate('D, d M Y H:i:s', time() + $cache) . ' GMT');header('Pragma: cache');} else {header('Cache-Control: must-revalidate, post-check=0, pre-check=0');header('Pragma: no-cache');}header('Last-Modified: ' . $modified);header('Content-Type: ' . $this->mimeType[$extension]);header('Content-Length: ' . $fileSize);}@ob_end_clean();while (!feof($handle) && connection_status() == 0 && !connection_aborted()) {set_time_limit(0);$buffer = fread($handle, $chunkSize);echo $buffer;@flush();@ob_flush();}fclose($handle);exit(0);}return false;}}?>