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token.php
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token.php
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<?php
/*·************************************************************************
* Copyright ©2009 SARA Computing and Networking Services
* Amsterdam, the Netherlands
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License. You may obtain
* a copy of the License at <http://www.apache.org/licenses/LICENSE-2.0>
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* $Id$
**************************************************************************/
require_once('include/global.php');
$poolId = Topos::poolId($TOPOS_POOL);
if ($_SERVER['REQUEST_METHOD'] === 'DELETE') {
$query = <<<EOS
DELETE FROM `Tokens`
WHERE `Tokens`.`tokenId` = {$TOPOS_TOKEN}
AND `poolId` = {$poolId};
EOS;
Topos::real_query($query);
if (Topos::mysqli()->affected_rows) {
REST::fatal(
REST::HTTP_OK,
'Token destroyed'
);
} else {
REST::fatal(REST::HTTP_NOT_FOUND);
}
}
REST::require_method('HEAD', 'GET');
if (!empty($_SERVER['HTTP_IF_MODIFIED_SINCE']))
REST::fatal(REST::HTTP_NOT_MODIFIED);
$poolId = Topos::poolId($TOPOS_POOL);
$result = Topos::query(<<<EOS
SELECT `tokenLength`, `tokenType`, `tokenCreated`, `tokenName`,
IF(`tokenLockTimeout` > UNIX_TIMESTAMP(), `tokenLockUUID`, NULL) AS 'tokenLockUUID', `tokenLeases`
FROM `Tokens`
WHERE `tokenId` = {$TOPOS_TOKEN}
AND `poolId` = {$poolId};
EOS
);
if (!($row = $result->fetch_array()))
REST::fatal(REST::HTTP_NOT_FOUND);
$result = Topos::query(<<<EOS
SELECT `tokenValue` FROM `TokenValues`
WHERE `tokenId` = {$TOPOS_TOKEN}
EOS
);
$tokenValue = $result->fetch_row();
$tokenValue = $tokenValue[0];
$headers = array(
'Content-Type' => $row['tokenType'],
'Content-Length' => $row['tokenLength'],
'Last-Modified' => REST::http_date($row['tokenCreated']),
'X-Number-Of-Leases' => $row['tokenLeases'],
);
if (!empty($row['tokenName']))
$headers['Content-Disposition'] = 'inline; filename="' . $row['tokenName'] . '"';
if (array_key_exists('tokenLockUUID', $row)) {
$headers['X-Topos-OpaqueLockToken'] = "opaquelocktoken:{$row['tokenLockUUID']}";
$headers['X-Topos-LockURL'] = Topos::urlbase() . 'pools/' . REST::urlencode($TOPOS_POOL) .
'/locks/' . $row['tokenLockUUID'];
}
REST::header($headers);
if ($_SERVER['REQUEST_METHOD'] === 'HEAD') exit;
echo $tokenValue;