128 lines
2.9 KiB
PHP
128 lines
2.9 KiB
PHP
<?php
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// SPDX-FileCopyrightText: 2004-2023 Ryan Parman, Sam Sneddon, Ryan McCue
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// SPDX-License-Identifier: BSD-3-Clause
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declare(strict_types=1);
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namespace SimplePie\Cache;
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/**
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* Caches data to the filesystem
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*
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* @deprecated since SimplePie 1.8.0, use implementation of "Psr\SimpleCache\CacheInterface" instead
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*/
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class File implements Base
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{
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/**
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* Location string
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*
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* @see SimplePie::$cache_location
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* @var string
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*/
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protected $location;
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/**
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* Filename
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*
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* @var string
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*/
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protected $filename;
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/**
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* File extension
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*
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* @var string
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*/
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protected $extension;
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/**
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* File path
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*
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* @var string
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*/
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protected $name;
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/**
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* Create a new cache object
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*
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* @param string $location Location string (from SimplePie::$cache_location)
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* @param string $name Unique ID for the cache
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* @param Base::TYPE_FEED|Base::TYPE_IMAGE $type Either TYPE_FEED for SimplePie data, or TYPE_IMAGE for image data
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*/
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public function __construct(string $location, string $name, $type)
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{
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$this->location = $location;
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$this->filename = $name;
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$this->extension = $type;
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$this->name = "$this->location/$this->filename.$this->extension";
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}
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/**
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* Save data to the cache
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*
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* @param array<mixed>|\SimplePie\SimplePie $data Data to store in the cache. If passed a SimplePie object, only cache the $data property
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* @return bool Successfulness
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*/
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public function save($data)
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{
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if (file_exists($this->name) && is_writable($this->name) || file_exists($this->location) && is_writable($this->location)) {
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if ($data instanceof \SimplePie\SimplePie) {
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$data = $data->data;
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}
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$data = serialize($data);
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return (bool) file_put_contents($this->name, $data);
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}
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return false;
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}
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/**
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* Retrieve the data saved to the cache
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*
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* @return array<mixed>|false Data for SimplePie::$data
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*/
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public function load()
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{
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if (file_exists($this->name) && is_readable($this->name)) {
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return unserialize((string) file_get_contents($this->name));
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}
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return false;
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}
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/**
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* Retrieve the last modified time for the cache
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*
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* @return int|false Timestamp
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*/
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public function mtime()
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{
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return @filemtime($this->name);
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}
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/**
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* Set the last modified time to the current time
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*
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* @return bool Success status
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*/
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public function touch()
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{
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return @touch($this->name);
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}
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/**
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* Remove the cache
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*
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* @return bool Success status
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*/
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public function unlink()
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{
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if (file_exists($this->name)) {
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return unlink($this->name);
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}
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return false;
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}
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}
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class_alias('SimplePie\Cache\File', 'SimplePie_Cache_File');
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