Add basic API view for user feedback

tailbone/forms/common.py

@@ -0,0 +1,58 @@
+# -*- coding: utf-8; -*-
+################################################################################
+#
+#  Rattail -- Retail Software Framework
+#  Copyright © 2010-2019 Lance Edgar
+#
+#  This file is part of Rattail.
+#
+#  Rattail is free software: you can redistribute it and/or modify it under the
+#  terms of the GNU General Public License as published by the Free Software
+#  Foundation, either version 3 of the License, or (at your option) any later
+#  version.
+#
+#  Rattail is distributed in the hope that it will be useful, but WITHOUT ANY
+#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+#  FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+#  details.
+#
+#  You should have received a copy of the GNU General Public License along with
+#  Rattail.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+"""
+Common Forms
+"""
+
+from __future__ import unicode_literals, absolute_import
+
+from rattail.db import model
+
+import colander
+
+
+@colander.deferred
+def validate_user(node, kw):
+    session = kw['session']
+    def validate(node, value):
+        user = session.query(model.User).get(value)
+        if not user:
+            raise colander.Invalid(node, "User not found")
+        return user.uuid
+    return validate
+
+
+class Feedback(colander.Schema):
+    """
+    Form schema for user feedback.
+    """
+    referrer = colander.SchemaNode(colander.String())
+
+    user = colander.SchemaNode(colander.String(),
+                               missing=colander.null,
+                               validator=validate_user)
+
+    user_name = colander.SchemaNode(colander.String(),
+                                    missing=colander.null)
+
+    message = colander.SchemaNode(colander.String())