Index and deletion for generic nodes

attract/application/modules/nodes/__init__.py

@@ -65,6 +65,15 @@ def add():
     return render_template('node_types/add.html', form=form)
 
 
+@nodes.route("/", methods=['GET', 'POST'])
+def index():
+    """Generic function to list all nodes
+    """
+    nodes = Node.query.all() 
+    return render_template('nodes/index.html',
+        nodes=nodes)
+
+
 @nodes.route("/<node_type>/add", methods=['GET', 'POST'])
 def add(node_type):
     """Generic function to add a node of any type
@@ -109,4 +118,14 @@ def edit(node_id):
 
     return render_template('nodes/edit.html',
         node=node,
-        form=form)
+        form=form)
+
+
+@nodes.route("/<int:node_id>/delete", methods=['GET', 'POST'])
+def delete(node_id):
+    """Generic node deletion
+    """
+    node = Node.query.get_or_404(node_id)
+    db.session.delete(node)
+    db.session.commit()
+    return 'ok'

attract/application/modules/nodes/forms.py

@@ -13,6 +13,13 @@ from application import db
 
 from application.modules.nodes.models import Node, NodeType, NodeProperties
 
+class CustomFieldForm(Form):
+    field_type = TextField('Field Type', validators=[DataRequired()])
+    name = TextField('Name', validators=[DataRequired()])
+    name_url = TextField('Url', validators=[DataRequired()])
+    description = TextAreaField('Description', validators=[DataRequired()])
+    is_required = BooleanField('Is extended')
+
 
 class NodeTypeForm(Form):
     name = TextField('Name', validators=[DataRequired()])

attract/application/modules/nodes/models.py

@@ -57,7 +57,8 @@ class Node(db.Model):
     node_type_id = db.Column(db.Integer(), db.ForeignKey(NodeType.id))
     node_type = db.relationship(NodeType, backref='Node')
 
-    properties = db.relationship('NodeProperties', backref='Node')
+    properties = db.relationship('NodeProperties', backref='Node',
+        cascade="all, delete, delete-orphan")
 
     def get_property(self, name):
         for p in self.properties: