Subversion-Projekte lars-tiefland.laravel_shop

<?php

namespace Illuminate\Redis;

use Closure;

use Illuminate\Contracts\Redis\Factory;

use Illuminate\Redis\Connections\Connection;

use Illuminate\Redis\Connectors\PhpRedisConnector;

use Illuminate\Redis\Connectors\PredisConnector;

use Illuminate\Support\Arr;

use Illuminate\Support\ConfigurationUrlParser;

use InvalidArgumentException;

/**

 * @mixin \Illuminate\Redis\Connections\Connection

 */

class RedisManager implements Factory

{

    /**

     * The application instance.

     *

     * @var \Illuminate\Contracts\Foundation\Application

     */

    protected $app;

    /**

     * The name of the default driver.

     *

     * @var string

     */

    protected $driver;

    /**

     * The registered custom driver creators.

     *

     * @var array

     */

    protected $customCreators = [];

    /**

     * The Redis server configurations.

     *

     * @var array

     */

    protected $config;

    /**

     * The Redis connections.

     *

     * @var mixed

     */

    protected $connections;

    /**

     * Indicates whether event dispatcher is set on connections.

     *

     * @var bool

     */

    protected $events = false;

    /**

     * Create a new Redis manager instance.

     *

     * @param  \Illuminate\Contracts\Foundation\Application  $app

     * @param  string  $driver

     * @param  array  $config

     * @return void

     */

    public function __construct($app, $driver, array $config)

    {

        $this->app = $app;

        $this->driver = $driver;

        $this->config = $config;

    }

    /**

     * Get a Redis connection by name.

     *

     * @param  string|null  $name

     * @return \Illuminate\Redis\Connections\Connection

     */

    public function connection($name = null)

    {

        $name = $name ?: 'default';

        if (isset($this->connections[$name])) {

            return $this->connections[$name];

        }

        return $this->connections[$name] = $this->configure(

            $this->resolve($name), $name

        );

    }

    /**

     * Resolve the given connection by name.

     *

     * @param  string|null  $name

     * @return \Illuminate\Redis\Connections\Connection

     *

     * @throws \InvalidArgumentException

     */

    public function resolve($name = null)

    {

        $name = $name ?: 'default';

        $options = $this->config['options'] ?? [];

        if (isset($this->config[$name])) {

            return $this->connector()->connect(

                $this->parseConnectionConfiguration($this->config[$name]),

                array_merge(Arr::except($options, 'parameters'), ['parameters' => Arr::get($options, 'parameters.'.$name, Arr::get($options, 'parameters', []))])

            );

        }

        if (isset($this->config['clusters'][$name])) {

            return $this->resolveCluster($name);

        }

        throw new InvalidArgumentException("Redis connection [{$name}] not configured.");

    }

    /**

     * Resolve the given cluster connection by name.

     *

     * @param  string  $name

     * @return \Illuminate\Redis\Connections\Connection

     */

    protected function resolveCluster($name)

    {

        return $this->connector()->connectToCluster(

            array_map(function ($config) {

                return $this->parseConnectionConfiguration($config);

            }, $this->config['clusters'][$name]),

            $this->config['clusters']['options'] ?? [],

            $this->config['options'] ?? []

        );

    }

    /**

     * Configure the given connection to prepare it for commands.

     *

     * @param  \Illuminate\Redis\Connections\Connection  $connection

     * @param  string  $name

     * @return \Illuminate\Redis\Connections\Connection

     */

    protected function configure(Connection $connection, $name)

    {

        $connection->setName($name);

        if ($this->events && $this->app->bound('events')) {

            $connection->setEventDispatcher($this->app->make('events'));

        }

        return $connection;

    }

    /**

     * Get the connector instance for the current driver.

     *

     * @return \Illuminate\Contracts\Redis\Connector|null

     */

    protected function connector()

    {

        $customCreator = $this->customCreators[$this->driver] ?? null;

        if ($customCreator) {

            return $customCreator();

        }

        return match ($this->driver) {

            'predis' => new PredisConnector,

            'phpredis' => new PhpRedisConnector,

            default => null,

        };

    }

    /**

     * Parse the Redis connection configuration.

     *

     * @param  mixed  $config

     * @return array

     */

    protected function parseConnectionConfiguration($config)

    {

        $parsed = (new ConfigurationUrlParser)->parseConfiguration($config);

        $driver = strtolower($parsed['driver'] ?? '');

        if (in_array($driver, ['tcp', 'tls'])) {

            $parsed['scheme'] = $driver;

        }

        return array_filter($parsed, function ($key) {

            return ! in_array($key, ['driver'], true);

        }, ARRAY_FILTER_USE_KEY);

    }

    /**

     * Return all of the created connections.

     *

     * @return array

     */

    public function connections()

    {

        return $this->connections;

    }

    /**

     * Enable the firing of Redis command events.

     *

     * @return void

     */

    public function enableEvents()

    {

        $this->events = true;

    }

    /**

     * Disable the firing of Redis command events.

     *

     * @return void

     */

    public function disableEvents()

    {

        $this->events = false;

    }

    /**

     * Set the default driver.

     *

     * @param  string  $driver

     * @return void

     */

    public function setDriver($driver)

    {

        $this->driver = $driver;

    }

    /**

     * Disconnect the given connection and remove from local cache.

     *

     * @param  string|null  $name

     * @return void

     */

    public function purge($name = null)

    {

        $name = $name ?: 'default';

        unset($this->connections[$name]);

    }

    /**

     * Register a custom driver creator Closure.

     *

     * @param  string  $driver

     * @param  \Closure  $callback

     * @return $this

     */

    public function extend($driver, Closure $callback)

    {

        $this->customCreators[$driver] = $callback->bindTo($this, $this);

        return $this;

    }

    /**

     * Pass methods onto the default Redis connection.

     *

     * @param  string  $method

     * @param  array  $parameters

     * @return mixed

     */

    public function __call($method, $parameters)

    {

        return $this->connection()->{$method}(...$parameters);

    }

}