SimpleShortcodes

<?php
	
	class SimpleShortcodes {

		private $_shortcodes = array();

		public function __construct() {

			/*

				You can use a predefined array that contains shortcodes in bulk

				global $my_shortcode_array;

				$this->_shortcodes = $my_shortcode_array;

			*/

		}

		public function add($shortcode = array()) {

			$this->_shortcodes = array_merge($shortcode, $this->_shortcodes);

		}

		public function read($message) {

			$shortcodes = array();

			$values = array();

			foreach($this->_shortcodes AS $shortcode => $variable) {

				$cleaned = str_replace('{$', '', $variable);

				$cleaned = str_replace('}', '', $cleaned);

				global $$cleaned;

				$shortcodes[] = $shortcode;

				$values[] = $variable;

			}

			$message = str_replace($shortcodes, $values, $message);

			foreach($values AS $value) {

				$cleaned = str_replace('{$', '', $value);

				$cleaned = str_replace('}', '', $cleaned);

				$message = strtr($message, array($value => $$cleaned));

			}

			return $message;

		}

	}