php-yaoi/php-yaoi

<?php
namespace Yaoi;

use Closure;
use Yaoi\Storage\Contract\ArrayKey;
use Yaoi\Storage\Contract\Driver;
use Yaoi\Storage\Contract\ExportImportArray;
use Yaoi\Storage\Settings;

/**
 * Class Storage_Client
 * @method Driver|ExportImportArray|ArrayKey getDriver()
 * @method static \Yaoi\Storage\Settings createSettings()
 */
class Storage extends Service
{
    public function get($key, Closure $setOnMiss = null, $ttl = null)
    {
        $this->prepareKey($key);
        $value = $this->getDriver()->get($key);
        if (null === $value && $setOnMiss !== null) {
            $value = $setOnMiss();
            $this->set($key, $value, $ttl);
        }
        return $value;
    }

    public function keyExists($key)
    {
        $this->prepareKey($key);
        return $this->getDriver()->keyExists($key);
    }

    public function getIn($key, &$var)
    {
        $var = $this->get($key);
        return $this;
    }

    /**
     * @param $key
     * @param null $value
     * @param int $ttl
     * @return self
     */
    public function set($key, $value = null, $ttl = 0)
    {
        $this->prepareKey($key);
        $this->getDriver()->set($key, $value, $ttl);
        return $this;
    }

    public function delete($key)
    {
        $this->prepareKey($key);
        $this->getDriver()->delete($key);
        return $this;
    }

    public function deleteAll()
    {
        $this->getDriver()->deleteAll();
        return $this;
    }

    protected function prepareKey(&$key)
    {
        if (is_array($key) && !($this->getDriver() instanceof ArrayKey)) {
            $key = implode('/', $key);
        }
    }


    /**
     * @return array
     * @throws Storage\Exception
     */
    public function exportArray()
    {
        if (!$this->getDriver() instanceof ExportImportArray) {
            throw new Storage\Exception('Export not supported in ' . get_class($this->getDriver()),
                Storage\Exception::EXPORT_ARRAY_NOT_SUPPORTED);
        }

        return $this->getDriver()->exportArray();
    }

    public function importArray($data)
    {
        if (!$this->getDriver() instanceof ExportImportArray) {
            throw new Storage\Exception('Export not supported in ' . get_class($this->getDriver()),
                Storage\Exception::EXPORT_ARRAY_NOT_SUPPORTED);
        }

        return $this->getDriver()->importArray($data);

    }

    protected static function getSettingsClassName()
    {
        return Settings::className();
    }


}