141 lines
3.1 KiB
PHP
141 lines
3.1 KiB
PHP
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<?php
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/**
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2020 (original work) Open Assessment Technologies SA;
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*/
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declare(strict_types=1);
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namespace oat\oatbox\cache;
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use DateInterval;
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use DateTime;
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use DateTimeImmutable;
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use DateTimeInterface;
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use InvalidArgumentException;
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use Psr\Cache\CacheItemInterface;
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class CacheItem implements CacheItemInterface
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{
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/** @var string */
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private $key;
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/** @var mixed */
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private $value;
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/** @var DateTime */
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private $expiry;
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/** @var bool */
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private $isHit;
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/** @var DateTime */
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private $currentDateTime;
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public function __construct(string $key, bool $hit = false, DateTimeInterface $currentDateTime = null)
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{
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$this->key = $key;
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$this->isHit = $hit;
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$this->currentDateTime = $currentDateTime ?? new DateTimeImmutable();
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}
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/**
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* @inheritDoc
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*/
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public function getKey(): string
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{
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return $this->key;
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}
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/**
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* @inheritDoc
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*/
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public function get()
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{
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return $this->value;
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}
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/**
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* @inheritDoc
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*/
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public function isHit(): bool
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{
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return $this->isHit;
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}
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/**
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* @inheritDoc
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*/
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public function set($value): self
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{
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$this->value = $value;
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return $this;
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}
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/**
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* @inheritDoc
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*/
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public function expiresAt($expiration): self
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{
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if (null === $expiration) {
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$this->expiry = null;
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return $this;
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}
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if ($expiration instanceof DateTimeInterface) {
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$this->expiry = $expiration->getTimestamp();
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return $this;
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}
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throw new InvalidArgumentException('Expiration date must implement DateTimeInterface or be null');
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}
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/**
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* @inheritDoc
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*
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* @param DateInterval|null $time
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*/
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public function expiresAfter($time): self
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{
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if (null === $time) {
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$this->expiry = null;
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return $this;
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}
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if (is_int($time)) {
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$time = new DateInterval(sprintf('PT%dS', $time));
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}
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if ($time instanceof DateInterval) {
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$this->expiry = $this->currentDateTime->add($time)->getTimestamp();
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return $this;
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}
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throw new InvalidArgumentException(
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sprintf(
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'Expiration date must implement DateTimeInterface or be null, "%s" given.',
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gettype($time)
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)
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);
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}
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}
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