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File Content: `RedisStore.php`

<?php

namespace Illuminate\Cache;

use Illuminate\Contracts\Cache\LockProvider;
use Illuminate\Contracts\Redis\Factory as Redis;
use Illuminate\Redis\Connections\PhpRedisConnection;
use Illuminate\Redis\Connections\PredisConnection;
use Illuminate\Support\LazyCollection;
use Illuminate\Support\Str;

class RedisStore extends TaggableStore implements LockProvider
{
    /**
     * The Redis factory implementation.
     *
     * @var \Illuminate\Contracts\Redis\Factory
     */
    protected $redis;

    /**
     * A string that should be prepended to keys.
     *
     * @var string
     */
    protected $prefix;

    /**
     * The Redis connection instance that should be used to manage locks.
     *
     * @var string
     */
    protected $connection;

    /**
     * The name of the connection that should be used for locks.
     *
     * @var string
     */
    protected $lockConnection;

    /**
     * Create a new Redis store.
     *
     * @param  \Illuminate\Contracts\Redis\Factory  $redis
     * @param  string  $prefix
     * @param  string  $connection
     * @return void
     */
    public function __construct(Redis $redis, $prefix = '', $connection = 'default')
    {
        $this->redis = $redis;
        $this->setPrefix($prefix);
        $this->setConnection($connection);
    }

    /**
     * Retrieve an item from the cache by key.
     *
     * @param  string|array  $key
     * @return mixed
     */
    public function get($key)
    {
        $value = $this->connection()->get($this->prefix.$key);

        return ! is_null($value) ? $this->unserialize($value) : null;
    }

    /**
     * Retrieve multiple items from the cache by key.
     *
     * Items not found in the cache will have a null value.
     *
     * @param  array  $keys
     * @return array
     */
    public function many(array $keys)
    {
        if (count($keys) === 0) {
            return [];
        }

        $results = [];

        $values = $this->connection()->mget(array_map(function ($key) {
            return $this->prefix.$key;
        }, $keys));

        foreach ($values as $index => $value) {
            $results[$keys[$index]] = ! is_null($value) ? $this->unserialize($value) : null;
        }

        return $results;
    }

    /**
     * Store an item in the cache for a given number of seconds.
     *
     * @param  string  $key
     * @param  mixed  $value
     * @param  int  $seconds
     * @return bool
     */
    public function put($key, $value, $seconds)
    {
        return (bool) $this->connection()->setex(
            $this->prefix.$key, (int) max(1, $seconds), $this->serialize($value)
        );
    }

    /**
     * Store multiple items in the cache for a given number of seconds.
     *
     * @param  array  $values
     * @param  int  $seconds
     * @return bool
     */
    public function putMany(array $values, $seconds)
    {
        $serializedValues = [];

        foreach ($values as $key => $value) {
            $serializedValues[$this->prefix.$key] = $this->serialize($value);
        }

        $this->connection()->multi();

        $manyResult = null;

        foreach ($serializedValues as $key => $value) {
            $result = (bool) $this->connection()->setex(
                $key, (int) max(1, $seconds), $value
            );

            $manyResult = is_null($manyResult) ? $result : $result && $manyResult;
        }

        $this->connection()->exec();

        return $manyResult ?: false;
    }

    /**
     * Store an item in the cache if the key doesn't exist.
     *
     * @param  string  $key
     * @param  mixed  $value
     * @param  int  $seconds
     * @return bool
     */
    public function add($key, $value, $seconds)
    {
        $lua = "return redis.call('exists',KEYS[1])<1 and redis.call('setex',KEYS[1],ARGV[2],ARGV[1])";

        return (bool) $this->connection()->eval(
            $lua, 1, $this->prefix.$key, $this->serialize($value), (int) max(1, $seconds)
        );
    }

    /**
     * Increment the value of an item in the cache.
     *
     * @param  string  $key
     * @param  mixed  $value
     * @return int
     */
    public function increment($key, $value = 1)
    {
        return $this->connection()->incrby($this->prefix.$key, $value);
    }

    /**
     * Decrement the value of an item in the cache.
     *
     * @param  string  $key
     * @param  mixed  $value
     * @return int
     */
    public function decrement($key, $value = 1)
    {
        return $this->connection()->decrby($this->prefix.$key, $value);
    }

    /**
     * Store an item in the cache indefinitely.
     *
     * @param  string  $key
     * @param  mixed  $value
     * @return bool
     */
    public function forever($key, $value)
    {
        return (bool) $this->connection()->set($this->prefix.$key, $this->serialize($value));
    }

    /**
     * Get a lock instance.
     *
     * @param  string  $name
     * @param  int  $seconds
     * @param  string|null  $owner
     * @return \Illuminate\Contracts\Cache\Lock
     */
    public function lock($name, $seconds = 0, $owner = null)
    {
        $lockName = $this->prefix.$name;

        $lockConnection = $this->lockConnection();

        if ($lockConnection instanceof PhpRedisConnection) {
            return new PhpRedisLock($lockConnection, $lockName, $seconds, $owner);
        }

        return new RedisLock($lockConnection, $lockName, $seconds, $owner);
    }

    /**
     * Restore a lock instance using the owner identifier.
     *
     * @param  string  $name
     * @param  string  $owner
     * @return \Illuminate\Contracts\Cache\Lock
     */
    public function restoreLock($name, $owner)
    {
        return $this->lock($name, 0, $owner);
    }

    /**
     * Remove an item from the cache.
     *
     * @param  string  $key
     * @return bool
     */
    public function forget($key)
    {
        return (bool) $this->connection()->del($this->prefix.$key);
    }

    /**
     * Remove all items from the cache.
     *
     * @return bool
     */
    public function flush()
    {
        $this->connection()->flushdb();

        return true;
    }

    /**
     * Remove all expired tag set entries.
     *
     * @return void
     */
    public function flushStaleTags()
    {
        foreach ($this->currentTags()->chunk(1000) as $tags) {
            $this->tags($tags->all())->flushStale();
        }
    }

    /**
     * Begin executing a new tags operation.
     *
     * @param  array|mixed  $names
     * @return \Illuminate\Cache\RedisTaggedCache
     */
    public function tags($names)
    {
        return new RedisTaggedCache(
            $this, new RedisTagSet($this, is_array($names) ? $names : func_get_args())
        );
    }

    /**
     * Get a collection of all of the cache tags currently being used.
     *
     * @param  int  $chunkSize
     * @return \Illuminate\Support\LazyCollection
     */
    protected function currentTags($chunkSize = 1000)
    {
        $connection = $this->connection();

        // Connections can have a global prefix...
        $connectionPrefix = match (true) {
            $connection instanceof PhpRedisConnection => $connection->_prefix(''),
            $connection instanceof PredisConnection => $connection->getOptions()->prefix ?: '',
            default => '',
        };

        $prefix = $connectionPrefix.$this->getPrefix();

        return LazyCollection::make(function () use ($connection, $chunkSize, $prefix) {
            $cursor = $defaultCursorValue = '0';

            do {
                [$cursor, $tagsChunk] = $connection->scan(
                    $cursor,
                    ['match' => $prefix.'tag:*:entries', 'count' => $chunkSize]
                );

                if (! is_array($tagsChunk)) {
                    break;
                }

                $tagsChunk = array_unique($tagsChunk);

                if (empty($tagsChunk)) {
                    continue;
                }

                foreach ($tagsChunk as $tag) {
                    yield $tag;
                }
            } while (((string) $cursor) !== $defaultCursorValue);
        })->map(fn (string $tagKey) => Str::match('/^'.preg_quote($prefix, '/').'tag:(.*):entries$/', $tagKey));
    }

    /**
     * Get the Redis connection instance.
     *
     * @return \Illuminate\Redis\Connections\Connection
     */
    public function connection()
    {
        return $this->redis->connection($this->connection);
    }

    /**
     * Get the Redis connection instance that should be used to manage locks.
     *
     * @return \Illuminate\Redis\Connections\Connection
     */
    public function lockConnection()
    {
        return $this->redis->connection($this->lockConnection ?? $this->connection);
    }

    /**
     * Specify the name of the connection that should be used to store data.
     *
     * @param  string  $connection
     * @return void
     */
    public function setConnection($connection)
    {
        $this->connection = $connection;
    }

    /**
     * Specify the name of the connection that should be used to manage locks.
     *
     * @param  string  $connection
     * @return $this
     */
    public function setLockConnection($connection)
    {
        $this->lockConnection = $connection;

        return $this;
    }

    /**
     * Get the Redis database instance.
     *
     * @return \Illuminate\Contracts\Redis\Factory
     */
    public function getRedis()
    {
        return $this->redis;
    }

    /**
     * Get the cache key prefix.
     *
     * @return string
     */
    public function getPrefix()
    {
        return $this->prefix;
    }

    /**
     * Set the cache key prefix.
     *
     * @param  string  $prefix
     * @return void
     */
    public function setPrefix($prefix)
    {
        $this->prefix = ! empty($prefix) ? $prefix.':' : '';
    }

    /**
     * Serialize the value.
     *
     * @param  mixed  $value
     * @return mixed
     */
    protected function serialize($value)
    {
        return is_numeric($value) && ! in_array($value, [INF, -INF]) && ! is_nan($value) ? $value : serialize($value);
    }

    /**
     * Unserialize the value.
     *
     * @param  mixed  $value
     * @return mixed
     */
    protected function unserialize($value)
    {
        return is_numeric($value) ? $value : unserialize($value);
    }
}

Name	Size	Permission
Console	---	0755
Events	---	0755
RateLimiting	---	0755
ApcStore.php	2586 bytes	0644
ApcWrapper.php	1898 bytes	0644
ArrayLock.php	2080 bytes	0644
ArrayStore.php	4739 bytes	0644
CacheLock.php	1837 bytes	0644
CacheManager.php	10894 bytes	0644
CacheServiceProvider.php	1350 bytes	0644
DatabaseLock.php	3851 bytes	0644
DatabaseStore.php	10788 bytes	0644
DynamoDbLock.php	1582 bytes	0644
DynamoDbStore.php	14983 bytes	0644
FileLock.php	271 bytes	0644
FileStore.php	9836 bytes	0644
HasCacheLock.php	681 bytes	0644
LICENSE.md	1075 bytes	0644
Lock.php	3584 bytes	0644
LuaScripts.php	462 bytes	0644
MemcachedConnector.php	2382 bytes	0644
MemcachedLock.php	1453 bytes	0644
MemcachedStore.php	6326 bytes	0644
NoLock.php	692 bytes	0644
NullStore.php	2399 bytes	0644
PhpRedisLock.php	829 bytes	0644
RateLimiter.php	5045 bytes	0644
RedisLock.php	1774 bytes	0644
RedisStore.php	10379 bytes	0644
RedisTagSet.php	3189 bytes	0644
RedisTaggedCache.php	2863 bytes	0644
Repository.php	17103 bytes	0644
RetrievesMultipleKeys.php	1155 bytes	0644
TagSet.php	2517 bytes	0644
TaggableStore.php	421 bytes	0644
TaggedCache.php	2561 bytes	0644
composer.json	1521 bytes	0644

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File Content: RedisStore.php

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File Content: `RedisStore.php`