Files
espocrm/application/Espo/Core/Utils/DataCache.php
Yuri Kuznetsov 8cc4ffdd80 type fixes
2022-03-10 12:49:44 +02:00

124 lines
3.4 KiB
PHP

<?php
/************************************************************************
* This file is part of EspoCRM.
*
* EspoCRM - Open Source CRM application.
* Copyright (C) 2014-2022 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
* Website: https://www.espocrm.com
*
* EspoCRM is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* EspoCRM is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with EspoCRM. If not, see http://www.gnu.org/licenses/.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
************************************************************************/
namespace Espo\Core\Utils;
use Espo\Core\{
Exceptions\Error,
Utils\File\Manager as FileManager,
};
use InvalidArgumentException;
use stdClass;
class DataCache
{
protected FileManager $fileManager;
protected string $cacheDir = 'data/cache/application/';
public function __construct(FileManager $fileManager)
{
$this->fileManager = $fileManager;
}
/**
* Whether is cached.
*/
public function has(string $key): bool
{
$cacheFile = $this->getCacheFile($key);
return $this->fileManager->isFile($cacheFile);
}
/**
* Get a stored value.
*
* @throws Error if is not cached.
* @return array<mixed,mixed>|stdClass|null
*/
public function get(string $key)
{
$cacheFile = $this->getCacheFile($key);
return $this->fileManager->getPhpSafeContents($cacheFile);
}
/**
* Store in cache.
*
* @param array<mixed,mixed>|stdClass|null $data
*/
public function store(string $key, $data): void
{
/** @phpstan-var mixed $data */
if (!$this->checkDataIsValid($data)) {
throw new InvalidArgumentException("Bad cache data type.");
}
$cacheFile = $this->getCacheFile($key);
$result = $this->fileManager->putPhpContents($cacheFile, $data, true, true);
if ($result === false) {
throw new Error("Could not store '{$key}'.");
}
}
/**
* @param mixed $data
* @return bool
*/
protected function checkDataIsValid($data)
{
$isInvalid =
!is_array($data) &&
!$data instanceof stdClass;
return !$isInvalid;
}
protected function getCacheFile(string $key): string
{
if (
$key === '' ||
preg_match('/[^a-zA-Z0-9_\/\-]/i', $key) ||
$key[0] === '/' ||
substr($key, -1) === '/'
) {
throw new InvalidArgumentException("Bad cache key.");
}
return $this->cacheDir . $key . '.php';
}
}