libretime/backend/xmlrpc/put.php

99 lines
2.4 KiB
PHP

<?php
/**
* Store PUT data as temporary file.
*
* put.php is remote callable script through HTTP PUT method.
* Requires token returned by appropriate storageServer XMLRPC call.
* Appropriate closing XMLRPC call should follow.
*
* This script accepts following HTTP GET parameter:
* <ul>
* <li>token : string, put token returned by appropriate
* XMLRPC call</li>
* </ul>
*
* On success, returns HTTP return code 200.
*
* On errors, returns HTTP return code &gt;200
* The possible error codes are:
* <ul>
* <li> 400 - Incorrect parameters passed to method</li>
* <li> 403 - Access denied</li>
* <li> 500 - Application error</li>
* </ul>
*
* @see XR_LocStor
* @package Campcaster
* @subpackage storageServer
*/
define('USE_FLOCK', TRUE);
require_once(dirname(__FILE__).'/../../conf.php');
require_once('DB.php');
require_once(dirname(__FILE__).'/../LocStor.php');
PEAR::setErrorHandling(PEAR_ERROR_RETURN);
$CC_DBC = DB::connect($CC_CONFIG['dsn'], TRUE);
$CC_DBC->setFetchMode(DB_FETCHMODE_ASSOC);
$gb = new LocStor();
function http_error($code, $err)
{
header("HTTP/1.1 $code");
header("Content-type: text/plain; charset=UTF-8");
echo "$err\r\n";
flush();
exit;
}
if (preg_match("|^[0-9a-fA-F]{16}$|", $_REQUEST['token'])) {
$token = $_REQUEST['token'];
} else {
http_error(400, "Error on token parameter. ({$_REQUEST['token']})");
}
$tc = BasicStor::bsCheckToken($token, 'put');
if (PEAR::isError($tc)) {
http_error(500, $ex->getMessage());
}
if (!$tc) {
http_error(403, "put.php: Token not valid ($token).");
}
header("Content-type: text/plain");
$destfile = $CC_CONFIG['accessDir']."/{$token}";
/* PUT data comes in on the input stream */
$putdata = @fopen("php://input", "r") or
http_error(500, "put.php: Can't read input");
/* Open a file for writing */
$fp = @fopen($destfile, "ab") or
http_error(500, "put.php: Can't write to destination file (token=$token)");
if ( USE_FLOCK ) {
// lock the file
$lockres = flock($fp,LOCK_EX+LOCK_NB);
if ($lockres !== TRUE) {
http_error(409, "put.php: file locked (token=$token)");
}
}
/* Read the data 1 KB at a time and write to the file */
while ($data = fread($putdata, 1024)){
fwrite($fp, $data);
}
if ( USE_FLOCK ) {
// unlock the file
flock($fp,LOCK_UN);
}
/* Close the streams */
fclose($fp);
fclose($putdata);
header("HTTP/1.1 200");
?>