Subversion Repositories php-qbpwcf

<?php

namespace Ratchet\Session\Serialize;

class PhpHandler implements HandlerInterface {

    /**

     * Simply reverse behaviour of unserialize method.

     * {@inheritdoc}

     */

    function serialize(array $data) {

        $preSerialized = array();

        $serialized = '';

        if (count($data)) {

            foreach ($data as $bucket => $bucketData) {

                $preSerialized[] = $bucket . '|' . serialize($bucketData);

            }

            $serialized = implode('', $preSerialized);

        }

        return $serialized;

    }

    /**

     * {@inheritdoc}

     * @link http://ca2.php.net/manual/en/function.session-decode.php#108037 Code from this comment on php.net

     * @throws \UnexpectedValueException If there is a problem parsing the data

     */

    public function unserialize($raw) {

        $returnData = array();

        $offset     = 0;

        while ($offset < strlen($raw)) {

            if (!strstr(substr($raw, $offset), "|")) {

                throw new \UnexpectedValueException("invalid data, remaining: " . substr($raw, $offset));

            }

            $pos     = strpos($raw, "|", $offset);

            $num     = $pos - $offset;

            $varname = substr($raw, $offset, $num);

            $offset += $num + 1;

            $data    = unserialize(substr($raw, $offset));

            $returnData[$varname] = $data;

            $offset += strlen(serialize($data));

        }

        return $returnData;

    }

}