added new socket manager, errorhandling and testing is not finished yet

libs/React/EventLoop/Timer/Timer.php

@@ -0,0 +1,102 @@
+<?php
+
+namespace React\EventLoop\Timer;
+
+use React\EventLoop\LoopInterface;
+
+class Timer implements TimerInterface
+{
+    const MIN_INTERVAL = 0.000001;
+
+    protected $loop;
+    protected $interval;
+    protected $callback;
+    protected $periodic;
+    protected $data;
+
+    /**
+     * Constructor initializes the fields of the Timer
+     *
+     * @param LoopInterface $loop     The loop with which this timer is associated
+     * @param float         $interval The interval after which this timer will execute, in seconds
+     * @param callable      $callback The callback that will be executed when this timer elapses
+     * @param bool          $periodic Whether the time is periodic
+     * @param mixed         $data     Arbitrary data associated with timer
+     */
+    public function __construct(LoopInterface $loop, $interval, callable $callback, $periodic = false, $data = null)
+    {
+        if ($interval < self::MIN_INTERVAL) {
+            $interval = self::MIN_INTERVAL;
+        }
+
+        $this->loop = $loop;
+        $this->interval = (float) $interval;
+        $this->callback = $callback;
+        $this->periodic = (bool) $periodic;
+        $this->data = null;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getLoop()
+    {
+        return $this->loop;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getInterval()
+    {
+        return $this->interval;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getCallback()
+    {
+        return $this->callback;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setData($data)
+    {
+        $this->data = $data;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getData()
+    {
+        return $this->data;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function isPeriodic()
+    {
+        return $this->periodic;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function isActive()
+    {
+        return $this->loop->isTimerActive($this);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function cancel()
+    {
+        $this->loop->cancelTimer($this);
+    }
+}