147 lines
3.8 KiB
PHP
147 lines
3.8 KiB
PHP
<?php
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/*
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* Copyright 2016 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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namespace Google\Site_Kit_Dependencies\Google\Auth\Cache;
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use DateTime;
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use DateTimeInterface;
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use DateTimeZone;
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use Google\Site_Kit_Dependencies\Psr\Cache\CacheItemInterface;
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use TypeError;
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/**
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* A cache item.
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*
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* This class will be used by MemoryCacheItemPool and SysVCacheItemPool
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* on PHP 7.4 and below. It is compatible with psr/cache 1.0 and 2.0 (PSR-6).
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* @see TypedItem for compatiblity with psr/cache 3.0.
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*/
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final class Item implements \Google\Site_Kit_Dependencies\Psr\Cache\CacheItemInterface
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{
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/**
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* @var string
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*/
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private $key;
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/**
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* @var mixed
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*/
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private $value;
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/**
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* @var DateTimeInterface|null
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*/
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private $expiration;
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/**
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* @var bool
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*/
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private $isHit = \false;
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/**
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* @param string $key
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*/
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public function __construct($key)
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{
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$this->key = $key;
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}
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/**
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* {@inheritdoc}
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*/
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public function getKey()
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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->isHit() ? $this->value : null;
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}
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/**
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* {@inheritdoc}
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*/
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public function isHit()
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{
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if (!$this->isHit) {
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return \false;
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}
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if ($this->expiration === null) {
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return \true;
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}
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return $this->currentTime()->getTimestamp() < $this->expiration->getTimestamp();
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}
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/**
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* {@inheritdoc}
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*/
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public function set($value)
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{
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$this->isHit = \true;
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$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)
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{
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if ($this->isValidExpiration($expiration)) {
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$this->expiration = $expiration;
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return $this;
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}
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$error = \sprintf('Argument 1 passed to %s::expiresAt() must implement interface DateTimeInterface, %s given', \get_class($this), \gettype($expiration));
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throw new \TypeError($error);
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}
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/**
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* {@inheritdoc}
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*/
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public function expiresAfter($time)
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{
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if (\is_int($time)) {
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$this->expiration = $this->currentTime()->add(new \DateInterval("PT{$time}S"));
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} elseif ($time instanceof \DateInterval) {
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$this->expiration = $this->currentTime()->add($time);
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} elseif ($time === null) {
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$this->expiration = $time;
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} else {
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$message = 'Argument 1 passed to %s::expiresAfter() must be an ' . 'instance of DateInterval or of the type integer, %s given';
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$error = \sprintf($message, \get_class($this), \gettype($time));
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throw new \TypeError($error);
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}
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return $this;
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}
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/**
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* Determines if an expiration is valid based on the rules defined by PSR6.
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*
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* @param mixed $expiration
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* @return bool
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*/
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private function isValidExpiration($expiration)
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{
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if ($expiration === null) {
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return \true;
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}
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if ($expiration instanceof \DateTimeInterface) {
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return \true;
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}
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return \false;
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}
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/**
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* @return DateTime
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*/
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protected function currentTime()
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{
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return new \DateTime('now', new \DateTimeZone('UTC'));
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}
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}
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