add form validation

validate input in ddportfolio controller
input validation schema in model/form.py
error message display and style added

ddportfolioservice/controllers/ddportfolio.py

@@ -1,6 +1,7 @@
 import logging
 
 from ddportfolioservice.lib.base import *
+from ddportfolioservice.model.form import *
 
 log = logging.getLogger(__name__)
 
@@ -11,3 +12,12 @@ class DdportfolioController(BaseController):
         #   return render('/some/template.mako')
         # or, Return a response
         return render('/showform.mako')
+
+    def handle_post(self):
+        schema = DeveloperData()
+        try:
+            form_result = schema.to_python(request.params)
+        except formencode.validators.Invalid, error:
+            c.messages = { 'errors' : error.unpack_errors() }
+            return render('/showform.mako')
+        return ["done"]