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- <?php
- /*
- * This file is part of the Predis package.
- *
- * (c) Daniele Alessandri <suppakilla@gmail.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Predis;
- use Predis\Network\IConnection;
- use Predis\Network\IConnectionCluster;
- class Helpers
- {
- public static function isCluster(IConnection $connection)
- {
- return $connection instanceof IConnectionCluster;
- }
- public static function onCommunicationException(CommunicationException $exception)
- {
- if ($exception->shouldResetConnection()) {
- $connection = $exception->getConnection();
- if ($connection->isConnected()) {
- $connection->disconnect();
- }
- }
- throw $exception;
- }
- public static function filterArrayArguments(Array $arguments)
- {
- if (count($arguments) === 1 && is_array($arguments[0])) {
- return $arguments[0];
- }
- return $arguments;
- }
- public static function filterVariadicValues(Array $arguments)
- {
- if (count($arguments) === 2 && is_array($arguments[1])) {
- return array_merge(array($arguments[0]), $arguments[1]);
- }
- return $arguments;
- }
- public static function getKeyHashablePart($key)
- {
- $start = strpos($key, '{');
- if ($start !== false) {
- $end = strpos($key, '}', $start);
- if ($end !== false) {
- $key = substr($key, ++$start, $end - $start);
- }
- }
- return $key;
- }
- }
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