gistfile1.php

public static function makeId()
	{
		$app = JFactory::getApplication();
		
		// Get url parameters set by plugins
		if(!empty($app->registeredurlparams))
		{
			$registeredurlparams = $app->registeredurlparams;
		}
		
		// Platform defaults
		$registeredurlparams->format = 'WORD';
		$registeredurlparams->option = 'WORD';
		$registeredurlparams->view = 'WORD';
		$registeredurlparams->layout = 'WORD';
		$registeredurlparams->tpl = 'CMD';
		$registeredurlparams->id = 'INT';

		$safeuriaddon = new stdClass;

		foreach ($registeredurlparams as $key => $value)
		{
			$safeuriaddon->$key = JRequest::getVar($key, null, 'default', $value);
		}

		return md5(serialize($safeuriaddon));
	}