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File Content: `BaseDataCache.php`

<?php

// SPDX-FileCopyrightText: 2004-2023 Ryan Parman, Sam Sneddon, Ryan McCue
// SPDX-License-Identifier: BSD-3-Clause

declare(strict_types=1);

namespace SimplePie\Cache;

use InvalidArgumentException;

/**
 * Adapter for deprecated \SimplePie\Cache\Base implementations
 *
 * @internal
 */
final class BaseDataCache implements DataCache
{
    /**
     * @var Base
     */
    private $cache;

    public function __construct(Base $cache)
    {
        $this->cache = $cache;
    }

    /**
     * Fetches a value from the cache.
     *
     * Equivalent to \Psr\SimpleCache\CacheInterface::get()
     * <code>
     * public function get(string $key, mixed $default = null): mixed;
     * </code>
     *
     * @param string $key     The unique key of this item in the cache.
     * @param mixed  $default Default value to return if the key does not exist.
     *
     * @return array|mixed The value of the item from the cache, or $default in case of cache miss.
     *
     * @throws InvalidArgumentException
     *   MUST be thrown if the $key string is not a legal value.
     */
    public function get_data(string $key, $default = null)
    {
        $data = $this->cache->load();

        if (!is_array($data)) {
            return $default;
        }

        // ignore data if internal cache expiration time is not set
        if (!array_key_exists('__cache_expiration_time', $data)) {
            return $default;
        }

        // ignore data if internal cache expiration time is expired
        if ($data['__cache_expiration_time'] < time()) {
            return $default;
        }

        // remove internal cache expiration time
        unset($data['__cache_expiration_time']);

        return $data;
    }

    /**
     * Persists data in the cache, uniquely referenced by a key with an optional expiration TTL time.
     *
     * Equivalent to \Psr\SimpleCache\CacheInterface::set()
     * <code>
     * public function set(string $key, mixed $value, null|int|\DateInterval $ttl = null): bool;
     * </code>
     *
     * @param string   $key   The key of the item to store.
     * @param array<mixed> $value The value of the item to store, must be serializable.
     * @param null|int $ttl   Optional. The TTL value of this item. If no value is sent and
     *                                      the driver supports TTL then the library may set a default value
     *                                      for it or let the driver take care of that.
     *
     * @return bool True on success and false on failure.
     *
     * @throws InvalidArgumentException
     *   MUST be thrown if the $key string is not a legal value.
     */
    public function set_data(string $key, array $value, ?int $ttl = null): bool
    {
        if ($ttl === null) {
            $ttl = 3600;
        }

        // place internal cache expiration time
        $value['__cache_expiration_time'] = time() + $ttl;

        return $this->cache->save($value);
    }

    /**
     * Delete an item from the cache by its unique key.
     *
     * Equivalent to \Psr\SimpleCache\CacheInterface::delete()
     * <code>
     * public function delete(string $key): bool;
     * </code>
     *
     * @param string $key The unique cache key of the item to delete.
     *
     * @return bool True if the item was successfully removed. False if there was an error.
     *
     * @throws InvalidArgumentException
     *   MUST be thrown if the $key string is not a legal value.
     */
    public function delete_data(string $key): bool
    {
        return $this->cache->unlink();
    }
}

Name	Size	Permission
Base.php	1878 bytes	0644
BaseDataCache.php	3587 bytes	0644
CallableNameFilter.php	1518 bytes	0644
DB.php	3705 bytes	0644
DataCache.php	2799 bytes	0644
File.php	2977 bytes	0644
Memcache.php	3712 bytes	0644
Memcached.php	3829 bytes	0644
MySQL.php	13703 bytes	0644
NameFilter.php	1175 bytes	0644
Psr16.php	3256 bytes	0644
Redis.php	4305 bytes	0644

File Content: BaseDataCache.php

File Content: `BaseDataCache.php`