def createDiscussionNode(relationship):
"don't forget to save() after calling this!"
try:
if relationship.discussion_node is not None:
# link is OK, don't duplicate.
return
except TruthNode.DoesNotExist:
# link to discussion is broken. fix below
pass
invert_text = {True: "n inverted", False: ""}
node_title = "[[node %i]] should be a%s %s of [[node %i]]" % (relationship.child_node.id, invert_text[relationship.invert_child], node_relationship_choices[relationship.relationship], relationship.parent_node.id)
# if the title already exists, declare that our discussion node.
nodes = TruthNode.objects.filter(title=node_title)
if nodes.count() == 0:
node = TruthNode()
node.title = node_title
node.save()
else:
node = nodes[0]
# unpin node from discussion orphans
NodeRelationship.objects.filter(parent_node__pk=settings.DISCUSSION_ORPHANS_ID, child_node__pk=node.pk).delete()
relationship.discussion_node = node
def add_arg(request, node_id, arg_type):
parent = get_object_or_404(TruthNode, pk=int(node_id))
if request.method == 'POST':
form = CreateNodeForm(request.POST)
if form.is_valid():
node = TruthNode()
node.title = form.cleaned_data.get('title')
node.content = form.cleaned_data.get('content')
node.save()
relate = createRelationship(node, parent, arg_type)
change = ChangeNotification()
change.change_type = ChangeNotification.ADD
change.user = users.get_current_user().nickname()
change.node = relate.child_node
change.node_title = relate.child_node.title
change.pin_type = relate.relationship
change.parent_node = relate.parent_node
change.parent_node_title = relate.parent_node.title
change.save()
return HttpResponseRedirect(reverse('node', args=[parent.id]))
else:
form = CreateNodeForm()
context = {
'parent': parent,
'arg_type': arg_type,
'arg_type_text': node_relationship_choices[arg_type],
'form': form,
}
return render_to_response('arg.html', context,
context_instance=RequestContext(request))
def add_node(request):
if request.method == 'POST':
form = CreateNodeForm(request.POST)
if form.is_valid():
node = TruthNode()
node.title = form.cleaned_data.get('title')
node.content = form.cleaned_data.get('content')
node.save()
createRelationship(child=node, parent=TruthNode.objects.get(pk=settings.ORPHANS_ID), rel_type=NodeRelationship.PRO, discuss=False)
change = ChangeNotification()
change.change_type = ChangeNotification.CREATE
change.user = users.get_current_user().nickname()
change.node = node
change.node_title = node.title
change.save()
return HttpResponseRedirect(reverse('node', args=[node.id]))
else:
form = CreateNodeForm()
return render_to_response('add.html', {'form': form},
context_instance=RequestContext(request))