PHP Core libraries

- add 4dev/ folder

4dev/database/function/update_function.sql

@@ -0,0 +1,15 @@
+-- $Id: update_function.sql 3158 2010-09-02 02:49:00Z gullevek $
+-- adds the created or updated date tags
+
+CREATE OR REPLACE FUNCTION set_generic() RETURNS TRIGGER AS '
+	BEGIN
+		IF TG_OP = ''INSERT'' THEN
+			NEW.date_created := ''now'';
+			NEW.user_created := current_user;
+		ELSIF TG_OP = ''UPDATE'' THEN
+			NEW.date_updated := ''now'';
+			NEW.user_updated := current_user;
+		END IF;
+		RETURN NEW;
+	END;
+' LANGUAGE 'plpgsql';