Node type editing, with FormField and FormList

This allows adding and removing custom fields from node types.
Currently does not work if the Node Type does not have any initial
custom field.

attract/application/modules/nodes/__init__.py

@@ -11,6 +11,7 @@ from application import db
 
 from application.modules.nodes.models import Node, NodeType
 from application.modules.nodes.forms import NodeTypeForm
+from application.modules.nodes.forms import CustomFieldForm
 from application.modules.nodes.forms import get_node_form
 from application.modules.nodes.forms import process_node_form
 
@@ -65,6 +66,41 @@ def add():
     return render_template('node_types/add.html', form=form)
 
 
+@node_types.route("/<int:node_type_id>/edit", methods=['GET', 'POST'])
+def edit(node_type_id):
+    node_type = NodeType.query.get_or_404(node_type_id)
+
+    form = NodeTypeForm(obj=node_type)
+
+    if form.validate_on_submit():
+        node_type.name = form.name.data
+        node_type.description = form.description.data
+        node_type.url = form.url.data
+        # Processing custom fields
+        for field in form.custom_fields:
+            print field.data['id']
+
+        db.session.commit()
+    else:
+        print form.errors
+
+
+    # if form.validate_on_submit():
+    #     node_type = NodeType(
+    #         name=form.name.data,
+    #         description=form.description.data,
+    #         url=form.url.data)
+
+    #     db.session.add(node_type)
+    #     db.session.commit()
+
+    #     return redirect(url_for('node_types.index'))
+    return render_template('node_types/edit.html', 
+        node_type=node_type,
+        form=form)
+
+
+
 @nodes.route("/", methods=['GET', 'POST'])
 def index():
     """Generic function to list all nodes