Aug 08
27
The extension environment can also be used to replace existing Liferay javascripts. Just recreate the directory structure where the original javascript resides under the extension folder. Liferay will substitute your scripts for its own when its needed during runtime.
Aug 08
25
Liferay comes packaged with two login mechanisms: the login action in portal.impl’s com.liferay.portal.action.LoginAction and the login portlet in com.liferay.portlet.login.
You should extend the portlet if you want to customize your own login portlet.You can extend the portal login using the new Liferay Hooks feature or the extension environment.