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Wordpress/wordpress/wp-includes/SimplePie/src/Cache/File.php

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