Joomla getName() method to strip format from returned view name.

modellegacy.php

<?php

class JModelLegacy
{
	/**
	 * Method to get the view name
	 *
	 * The view name by default parsed using the classname, or it can be set
	 * by passing a $config['name'] in the class constructor
	 *
	 * @return  string  The name of the view
	 *
	 * @since   11.1
	 */
	public function getName()
	{
		if (empty($this->_name))
		{
			$class = get_class($this);
			$pos   = strpos($class, 'View');

			if ($pos === false)
			{
				JError::raiseError(500, JText::_('JLIB_APPLICATION_ERROR_VIEW_GET_NAME'));
			}

			$tmp = strtolower(substr($class, ($pos + 4)));

			// Remove the format from the end of the string.
			$format = JFactory::getApplication()->input->get('format', 'html');
			$this->_name = preg_replace('/(' . strtolower($format) . ')$/', '', $tmp);
		}

		return $this->_name;
	}
}

How to apply this to Joomla 2.5?