* sessid : string, session ID
* id : string, global unique ID of requested file
*
*
* On success, returns HTTP return code 200 and requested file.
*
* On errors, returns HTTP return code >200
* The possible error codes are:
*
* - 400 - Incorrect parameters passed to method
* - 403 - Access denied
* - 404 - File not found
* - 500 - Application error
*
*
*/
require_once 'DB.php';
require_once '../conf.php';
require_once '../LocStor.php';
$dbc = DB::connect($config['dsn'], TRUE);
$dbc->setErrorHandling(PEAR_ERROR_RETURN);
$dbc->setFetchMode(DB_FETCHMODE_ASSOC);
$locStor = &new LocStor($dbc, $config);
function http_error($code, $err){
header("HTTP/1.1 $code");
header("Content-type: text/plain; charset=UTF-8");
echo "$err\r\n";
exit;
}
// parameter checking:
if(preg_match("|^[0-9a-fA-F]{32}$|", $_REQUEST['sessid'])){
$sessid = $_REQUEST['sessid'];
}else{
http_error(400, "Error on sessid parameter. ({$_REQUEST['sessid']})");
}
if(preg_match("|^[0-9a-fA-F]{16}$|", $_REQUEST['id'])){
$gunid = $_REQUEST['id'];
}else{
http_error(400, "Error on id parameter. ({$_REQUEST['id']})");
}
// stored file recall:
$ac =& StoredFile::recallByGunid($locStor, $gunid);
if($dbc->isError($ac)){
switch($ac->getCode()){
case GBERR_DENY:
http_error(403, "403 ".$ac->getMessage());
case GBERR_FILENEX:
case GBERR_FOBJNEX:
http_error(404, "404 File not found");
default:
http_error(500, "500 ".$ac->getMessage());
}
}
$lid = $locStor->_idFromGunid($gunid);
if($dbc->isError($lid)){ http_error(500, $lid->getMessage()); }
if(($res = $locStor->_authorize('read', $lid, $sessid)) !== TRUE){
http_error(403, "403 Access denied");
}
$ftype = $locStor->getObjType($lid);
if($dbc->isError($ftype)){ http_error(500, $ftype->getMessage()); }
switch($ftype){
case"audioclip":
$realFname = $ac->_getRealRADFname();
$mime = $ac->rmd->getMime();
header("Content-type: $mime");
readfile($realFname);
break;
case"webstream":
$url = $locStor->bsGetMetadataValue($lid, 'ls:url');
if(PEAR::isError($url)){ http_error(500, $url->getMessage()); }
$url = $url[0]['value'];
$txt = "Location: $url";
header($txt);
// echo "$txt\n";
break;
case"playlist";
// $md = $locStor->bsGetMetadata($ac->getId(), $sessid);
$md = $locStor->getAudioClip($sessid, $gunid);
// header("Content-type: text/xml");
header("Content-type: application/smil");
echo $md;
break;
default:
// var_dump($ftype);
http_error(500, "500 Unknown ftype ($ftype)");
}
?>