CakePHP custom Article routes with article title instead of Id

ArticleRoute.php

<?php
App::uses('CakeRoute', 'Routing/Route');
App::uses('ClassRegistry', 'Utility');

class ArticleRoute extends CakeRoute {

/**
 * Default model to load for the Article routes
 *
 * @var string
 */
	protected $_modelName = 'Articles.Article';

/**
 * Plugin name
 *
 * @var string
 */
	protected $_plugin = 'articles';
	
/**
 * The find method used for slug lookups
 *
 * @var string
 */
	protected $_findMethod = 'routingArticleId';

	
/**
 * Parses a string URL into an array.
 *
 * @param string $url The URL to parse
 * @return mixed false on failure, or an array of request parameters
 */
	public function parse($url) {
		$this->_Model = ClassRegistry::init($this->_modelName);
		$params = parent::parse($url);
		if (!$params) {
			return false;
		}

		try {
			$params['pass'][0] = $this->_Model->find('routingArticleSlug', array(
				'slug' => $params['slug'],
			));
		} catch (NotFoundException $e) {
			return false;
		}
		return $params;
	}
	
/**
 * Reverse route plugin shortcut URLs. If the plugin and controller
 * are not the same the match is an auto fail.
 *
 * @param array $url Array of parameters to convert to a string.
 * @return mixed either false or a string URL.
 */
	public function match($url) {
		if (!is_array($url) || empty($url['plugin']) || $url['plugin'] != $this->_plugin || $url['controller'] != 'articles') {
			return false;
		}
		
		switch ($url['action']) {
			case 'view':
				$url['pass'] = array();
				try {
					$url += $url['named'] = (array)$this->_Model()->find($this->_findMethod, !empty($url[0]) ? $url[0] : null);
					unset($url[0]);
				} catch (NotFoundException $e) {
					return false;
				} catch (NotFoundException $e) {
					return false;
				}
				if (!$this->compiled()) {
					$this->compile();
				}
			
				return $this->_writeUrl($url);
		}

		return parent::match($url);
	}
	
/**
 * Get a Article Model instance for doing lookups
 *
 * @return Article
 *
 * @throws PitchcareInvalidArgumentException if the model is not configured
 */
	protected function _Model() {
		return ClassRegistry::init($this->_modelName);
	}
}