Re: Data Hiding Implementation in PHP Classes

The Zend Engine 2 implements this. See http://www.php.net/ZEND_CHANGES.txt Sander On Fri, Aug 16, 2002 at 03:13:57AM -0500, Ben Dischinger wrote: > Hello, > > My question is if there is anyone working on an implementation of data hiding in php? IE > Public, private, and protected data types within php classes. I can not find anywhere mentioning > this besides very few websites that say it is on the "TODO" list. > > The research that I'm doing involves dynamically programming php from the internet > collectively with many users, of which some would have restricted access rights to specific objects. > All objects would have certain data that I would need to be of type private, ie owner id, > permission mode, etc... in order for the object security model to be safe. Without data hiding any > user using this system could simply type $Current_User->UID=0 which would then change the owner > of this object, which happens to be a user to 0, or god. There may be a different way to implement > this that I'm not seeing, but any model that I come up with in php I can circumvent by some > simular means. > > I may need to implement a servlet in java that keeps track of currently logged in users and > objects in memory, but this would be more overhead than wanted. If data hiding was implemented in > PHP I would be very excited. If there is not already someone working on it, perhaps I will roll up > my sleeves and get my elbows dirty. > > Thank you so much for reading. > > Ben Dischinger > NDSU Computer Science