c

inc/Hura8/System/Cache.php

@@ -0,0 +1,100 @@
+<?php
+
+namespace Hura8\System;
+
+
+use Symfony\Component\Cache\Adapter\RedisAdapter;
+use Symfony\Component\Cache\Adapter\FilesystemAdapter;
+
+
+class Cache
+{
+
+    private static $redisCache = null;
+    private static $fileCache = null;
+
+    protected function __construct() { }
+
+
+    public static function getFileInstance(): FilesystemAdapter {
+
+        if(static::$fileCache instanceof FilesystemAdapter) {
+            return static::$fileCache;
+        }
+
+        static::$fileCache = new FilesystemAdapter(
+
+        // a string used as the subdirectory of the root cache directory, where cache
+        // items will be stored
+            $namespace = '',
+
+            // the default lifetime (in seconds) for cache items that do not define their
+            // own lifetime, with a value 0 causing items to be stored indefinitely (i.e.
+            // until the files are deleted)
+            $defaultLifetime = 30,
+
+            // the main cache directory (the application needs read-write permissions on it)
+            // if none is specified, a directory is created inside the system temporary directory
+            $directory = CACHE_FILE_SYSTEM_DIRECTORY
+        );
+
+        return static::$fileCache;
+    }
+
+
+    /**
+     * @return RedisAdapter | false
+     */
+    public static function getRedisInstance() {
+
+        if(!is_null(static::$redisCache)) {
+            return static::$redisCache;
+        }
+
+        try {
+            // pass a single DSN string to register a single server with the client
+            $redisConnection = RedisAdapter::createConnection(  CACHE_REDIS_DSN , [
+                //'read_timeout' => 10,
+                //'retry_interval' => 2,
+                /*
+                'persistent' => 1,
+                'persistent_id' => null,
+                'timeout' => 10,
+
+                'tcp_keepalive' => 0,
+                'lazy' => null,
+                'redis_cluster' => false,
+                'redis_sentinel' => null,*/
+            ]  );
+
+            //var_dump($redisConnection->isConnected());
+
+        }catch (\Exception $exception) {
+            //echo $exception->getMessage();
+            $redisConnection = false;
+        }
+
+        if(!$redisConnection) {
+            static::$redisCache = false;
+            return false;
+        }
+
+        static::$redisCache = new RedisAdapter(
+            // the object that stores a valid connection to your Redis system
+            $redisConnection,
+
+            // the string prefixed to the keys of the items stored in this cache
+            $namespace = '',
+
+            // the default lifetime (in seconds) for cache items that do not define their
+            // own lifetime, with a value 0 causing items to be stored indefinitely (i.e.
+            // until RedisAdapter::clear() is invoked or the server(s) are purged)
+            $defaultLifetime = 10
+        );
+
+        return static::$redisCache;
+
+    }
+
+
+}