From 10dc1e2cb4c4940981a3abd776350dc07f92fc3e Mon Sep 17 00:00:00 2001
From: filip <filip.komar@gmail.com>
Date: Fri, 3 Aug 2018 16:37:28 +0200
Subject: upgrade SimplePie from 1.3.1 to 1.5.2 as a part of a #mga23215 bugfix

---
 lib/simplepie/library/SimplePie/Cache/Redis.php | 172 ++++++++++++++++++++++++
 1 file changed, 172 insertions(+)
 create mode 100644 lib/simplepie/library/SimplePie/Cache/Redis.php

(limited to 'lib/simplepie/library/SimplePie/Cache/Redis.php')

diff --git a/lib/simplepie/library/SimplePie/Cache/Redis.php b/lib/simplepie/library/SimplePie/Cache/Redis.php
new file mode 100644
index 000000000..dbc88e829
--- /dev/null
+++ b/lib/simplepie/library/SimplePie/Cache/Redis.php
@@ -0,0 +1,172 @@
+<?php
+
+/**
+ * SimplePie Redis Cache Extension
+ *
+ * @package SimplePie
+ * @author Jan Kozak <galvani78@gmail.com>
+ * @link http://galvani.cz/
+ * @license http://www.opensource.org/licenses/bsd-license.php BSD License
+ * @version 0.2.9
+ */
+
+
+/**
+ * Caches data to redis
+ *
+ * Registered for URLs with the "redis" protocol
+ *
+ * For example, `redis://localhost:6379/?timeout=3600&prefix=sp_&dbIndex=0` will
+ * connect to redis on `localhost` on port 6379. All tables will be
+ * prefixed with `simple_primary-` and data will expire after 3600 seconds
+ *
+ * @package SimplePie
+ * @subpackage Caching
+ * @uses Redis
+ */
+class SimplePie_Cache_Redis implements SimplePie_Cache_Base {
+    /**
+     * Redis instance
+     *
+     * @var \Redis
+     */
+    protected $cache;
+
+    /**
+     * Options
+     *
+     * @var array
+     */
+    protected $options;
+
+    /**
+     * Cache name
+     *
+     * @var string
+     */
+    protected $name;
+
+    /**
+     * Cache Data
+     *
+     * @var type
+     */
+    protected $data;
+
+    /**
+     * Create a new cache object
+     *
+     * @param string $location Location string (from SimplePie::$cache_location)
+     * @param string $name Unique ID for the cache
+     * @param string $type Either TYPE_FEED for SimplePie data, or TYPE_IMAGE for image data
+     */
+    public function __construct($location, $name, $options = null) {
+        //$this->cache = \flow\simple\cache\Redis::getRedisClientInstance();
+        $parsed = SimplePie_Cache::parse_URL($location);
+        $redis = new Redis();
+        $redis->connect($parsed['host'], $parsed['port']);
+        if (isset($parsed['pass'])) {
+            $redis->auth($parsed['pass']);
+        }
+        if (isset($parsed['path'])) {
+            $redis->select((int)substr($parsed['path'], 1));
+        }
+        $this->cache = $redis;
+
+        if (!is_null($options) && is_array($options)) {
+            $this->options = $options;
+        } else {
+            $this->options = array (
+                'prefix' => 'rss:simple_primary:',
+                'expire' => 0,
+            );
+        }
+
+        $this->name = $this->options['prefix'] . $name;
+    }
+
+    /**
+     * @param \Redis $cache
+     */
+    public function setRedisClient(\Redis $cache) {
+        $this->cache = $cache;
+    }
+
+    /**
+     * Save data to the cache
+     *
+     * @param array|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 ($data instanceof SimplePie) {
+            $data = $data->data;
+        }
+        $response = $this->cache->set($this->name, serialize($data));
+        if ($this->options['expire']) {
+            $this->cache->expire($this->name, $this->options['expire']);
+        }
+
+        return $response;
+    }
+
+    /**
+     * Retrieve the data saved to the cache
+     *
+     * @return array Data for SimplePie::$data
+     */
+    public function load() {
+        $data = $this->cache->get($this->name);
+
+        if ($data !== false) {
+            return unserialize($data);
+        }
+        return false;
+    }
+
+    /**
+     * Retrieve the last modified time for the cache
+     *
+     * @return int Timestamp
+     */
+    public function mtime() {
+
+        $data = $this->cache->get($this->name);
+
+        if ($data !== false) {
+            return time();
+        }
+
+        return false;
+    }
+
+    /**
+     * Set the last modified time to the current time
+     *
+     * @return bool Success status
+     */
+    public function touch() {
+
+        $data = $this->cache->get($this->name);
+
+        if ($data !== false) {
+            $return = $this->cache->set($this->name, $data);
+            if ($this->options['expire']) {
+                return $this->cache->expire($this->name, $this->ttl);
+            }
+            return $return;
+        }
+
+        return false;
+    }
+
+    /**
+     * Remove the cache
+     *
+     * @return bool Success status
+     */
+    public function unlink() {
+        return $this->cache->set($this->name, null);
+    }
+
+}
-- 
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