Refactor project structure

2018-04-29 17:46:42 +02:00
parent 889baf124c
commit e3a7e18d9c
5513 changed files with 32 additions and 27 deletions
--- a/core/src/Classes/MemcacheService.php
+++ b/core/src/Classes/MemcacheService.php
@@ -0,0 +1,99 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Thilina
+ * Date: 8/20/17
+ * Time: 9:29 AM
+ */
+
+namespace Classes;
+
+class MemcacheService
+{
+
+    private $connection             = null;
+    public static $openConnections  = array();
+    private static $me  = null;
+
+    private function __construct()
+    {
+    }
+
+    public static function getInstance()
+    {
+        if (self::$me == null) {
+            self::$me = new MemcacheService();
+        }
+
+        return self::$me;
+    }
+
+    private function connect()
+    {
+
+        if ($this->connection == null) {
+            $this->connection = new \Memcached();
+            $this->connection->addServer(MEMCACHE_HOST, MEMCACHE_PORT);
+
+            if (!$this->isConnected()) {
+                $this->connection = null;
+            } else {
+                self::$openConnections[] = $this->connection;
+            }
+        }
+        return $this->connection;
+    }
+
+    private function isConnected()
+    {
+        $statuses = $this->connection->getStats();
+        return isset($statuses[MEMCACHE_HOST.":".MEMCACHE_PORT]);
+    }
+
+    private function compressKey($key)
+    {
+        return crc32(APP_DB.$key).md5(CLIENT_NAME);
+    }
+
+    public function set($key, $value, $expiry = 3600)
+    {
+        if (!class_exists('\\Memcached')) {
+            return false;
+        }
+        $key = $this->compressKey($key);
+        $memcache = $this->connect();
+
+        if (!empty($memcache) && $this->isConnected()) {
+            $ok = $memcache->set($key, $value, time() + $expiry);
+            if (!$ok) {
+                return false;
+            }
+            return true;
+        }
+        return false;
+    }
+
+    public function get($key)
+    {
+        if (!class_exists('\\Memcached')) {
+            return false;
+        }
+        $key = $this->compressKey($key);
+        $memcache = $this->connect();
+        if (!empty($memcache) && $this->isConnected()) {
+            return $memcache->get($key);
+        } else {
+            return false;
+        }
+    }
+
+    public function close()
+    {
+        if ($this->connection != null) {
+            if ($this->isConnected()) {
+                $this->connection->quit();
+            }
+            $this->connection = null;
+        }
+    }
+}