how to make text filter

[toystory_justin]

How to add caps and badword filter, like when you say using cap like "HEY YOU YOU" for example, the console will say "Mind the CAPS would ya, $name?" how do u do that? do u do it manually or what? like ablockz (_ultima_'s server) please reply or contact me on my facebook or skype. Facebook: Justin Toystory (the picture is dog) or my Skype: Justin.Toystory

thanks