133 lines
4.3 KiB
PHP
133 lines
4.3 KiB
PHP
<?php
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/*------------------------------------------------------------------------------
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Copyright (c) 2004 Media Development Loan Fund
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This file is part of the LiveSupport project.
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http://livesupport.campware.org/
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To report bugs, send an e-mail to bugs@campware.org
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LiveSupport is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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LiveSupport is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with LiveSupport; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Author : $Author: tomas $
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Version : $Revision: 1.10 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/storageServer/var/xmlrpc/simpleGet.php,v $
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------------------------------------------------------------------------------*/
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/**
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* \file simpleGet.php
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* Returns stored media file identified by global unique ID.
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*
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* simpleGet.php is remote callable script through HTTP GET method.
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* Requires valid session ID with read permission for requested file.
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*
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* This script accepts following HTTP GET parameters:
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* <ul>
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* <li>sessid : string, session ID</li>
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* <li>id : string, global unique ID of requested file</li>
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* </ul>
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*
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* On success, returns HTTP return code 200 and requested file.
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*
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* On errors, returns HTTP return code >200
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* The possible error codes are:
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* <ul>
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* <li> 400 - Incorrect parameters passed to method</li>
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* <li> 403 - Access denied</li>
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* <li> 404 - File not found</li>
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* <li> 500 - Application error</li>
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* </ul>
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*
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*/
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require_once 'DB.php';
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require_once '../conf.php';
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require_once '../LocStor.php';
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$dbc = DB::connect($config['dsn'], TRUE);
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$dbc->setErrorHandling(PEAR_ERROR_RETURN);
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$dbc->setFetchMode(DB_FETCHMODE_ASSOC);
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$locStor = &new LocStor($dbc, $config);
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function http_error($code, $err){
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header("HTTP/1.1 $code");
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header("Content-type: text/plain; charset=UTF-8");
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echo "$err\r\n";
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exit;
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}
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// parameter checking:
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if(preg_match("|^[0-9a-fA-F]{32}$|", $_REQUEST['sessid'])){
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$sessid = $_REQUEST['sessid'];
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}else{
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http_error(400, "Error on sessid parameter. ({$_REQUEST['sessid']})");
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}
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if(preg_match("|^[0-9a-fA-F]{16}$|", $_REQUEST['id'])){
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$gunid = $_REQUEST['id'];
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}else{
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http_error(400, "Error on id parameter. ({$_REQUEST['id']})");
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}
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// stored file recall:
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$ac =& StoredFile::recallByGunid($locStor, $gunid);
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if($dbc->isError($ac)){
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switch($ac->getCode()){
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case GBERR_DENY:
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http_error(403, "403 ".$ac->getMessage());
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case GBERR_FILENEX:
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case GBERR_FOBJNEX:
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http_error(404, "404 File not found");
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default:
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http_error(500, "500 ".$ac->getMessage());
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}
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}
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$lid = $locStor->_idFromGunid($gunid);
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if($dbc->isError($lid)){ http_error(500, $lid->getMessage()); }
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if(($res = $locStor->_authorize('read', $lid, $sessid)) !== TRUE){
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http_error(403, "403 Access denied");
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}
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$ftype = $locStor->getObjType($lid);
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if($dbc->isError($ftype)){ http_error(500, $ftype->getMessage()); }
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switch($ftype){
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case"audioclip":
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$realFname = $ac->_getRealRADFname();
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$mime = $ac->rmd->getMime();
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header("Content-type: $mime");
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readfile($realFname);
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break;
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case"webstream":
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$url = $locStor->bsGetMetadataValue($lid, 'ls:url');
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if(PEAR::isError($url)){ http_error(500, $url->getMessage()); }
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$url = $url[0]['value'];
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$txt = "Location: $url";
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header($txt);
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// echo "$txt\n";
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break;
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case"playlist";
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// $md = $locStor->bsGetMetadata($ac->getId(), $sessid);
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$md = $locStor->getAudioClip($sessid, $gunid);
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// header("Content-type: text/xml");
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header("Content-type: application/smil");
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echo $md;
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break;
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default:
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// var_dump($ftype);
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http_error(500, "500 Unknown ftype ($ftype)");
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}
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?>
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