Flash messages

FlashMsg.php

<?php

class FlashMsg {

	const SUCCESS = 'success';
	const WARNING = 'warning';
	const ERROR = 'error';

	/**
	 * Static msgs holder
	 * @var array
	 */
	private static $msgs = [
		'success' => [],
		'warning' => [],
		'error' => []
	];

	/**
	 * Session save place
	 * @var string
	 */
	private static $savePlace = 'flash';

	/**
	 * Set save place
	 * @param string saveplace
	 * @return void
	 */
	public static function setSavePlace($savePlace = 'flash')
	{
		self::$savePlace = $savePlace;
	}

	/**
	 * Set msgs into session
	 * @return void
	 */
	public static function set()
	{
		$_SESSION[self::$savePlace] = self::$msgs;
	}

	/**
	 * Save into object
	 * @param string const of object
	 * @param mixed anything you want to save
	 * @return void
	 */
	public static function save($type = 'success', $msg)
	{
		self::$msgs[$type][] = $msg;
	}

	/**
	 * Clear session
	 * @return void
	 */
	public static function clear()
	{
		self::$msgs['success'] = [];
		self::$msgs['warning'] = [];
		self::$msgs['error'] = [];
		unset($_SESSION[self::$savePlace]);
	}

}