SessionManager.php

<?php namespace MyApp\Support\Memory;

trait SessionManager
{
	/**
	* Starts session if required
	*
	* @return void
	**/
	protected function startSession()
	{
		if ( version_compare(PHP_VERSION, '5.4.0', '>=') )
		{
			if (session_status() == PHP_SESSION_NONE)
			{
				@session_start();
			}
		}
		else
		{
			if ( session_id() == '' )
			{
				@session_start();
			}
		}

		// compatibility with old PHP versions
		$_SESSION = isset($_SESSION) ? $_SESSION : [];
		$_SESSION = is_array($_SESSION) ? $_SESSION : [ $_SESSION ];
	}
}