This function will perform some validation based on the page name and page type when a user tries to edit a page.
NOTE: The int item of the MyPortalPageArguments needs to be a valid PageTypeConstant or there will be errors when processed.
NOTE: The String item of the MyPortalPageArguments needs to be non-null and with a length greater than 0 but less than or equal to 20. Otherwise the original _strPageName will superscede this value.
MyPortalPageArguments - This object will contain a String pertaining to the modified name being returned and a int pertaining to the modified page layout.
IMyPortalPageActions Interface | com.plumtree.portalpages.pei Namespace