def ajax_comment(request, content_type, object_id, comment_class = 'standard', parent = None):
"""
Handles ajax submission of comments.
Attempts to render django_comments/standard_comment_list.html after
the comment has been added.
@param comment_class - used in template for layout and css purposes.
@param parent - parent comment.
@param content_type - content type of object which comment belongs to.
@param object_id - id of parent object.
"""
user = request.user
CommentForm = forms.build_comment_form(comment_class)
if user and request.POST:
form = CommentForm(request.POST)
if form.is_valid():
comment = form.cleaned_data.get('comment', '')
target_model = ContentType.objects.get(id = content_type)
target_object = target_model.model_class().objects.get(id = object_id)
models.Comment.objects.add_comment(user, target_object, comment, parent)
return shortcuts.render_to_response(
'django_comments/standard_comment_list.html',
{'node':target_object,
'node_content_type':content_type,
'object_id':object_id,
'comments':models.Comment.objects.comments_for_object(target_object),
'comment_class':comment_class},
context_instance = RequestContext(request),
)
def render(self, context):
context = copy_context(context)
content_type = resolve_variable(self.content_type, context, self.content_type)
model_name = resolve_variable(self.model_name, context, self.model_name)
node_id = resolve_variable(self.node_id, context, self.node_id)
comment_class = resolve_variable(self.comment_class, context, self.comment_class)
content_type_object = ContentType.objects.get(id = content_type)
node = content_type_object.model_class().objects.get(id = node_id)
all_comments = models.Comment.objects.comments_for_object(node, 'highest_rated')
additional_count = all_comments.count() - self.count
CommentForm = forms.build_comment_form(comment_class)
comment_form = CommentForm()
template = render_to_string('django_comments/standard_comments.html',
{'comment_target_node':node,
'comments':all_comments[0:self.count],
'comment_target_content_type':content_type_object.id,
'comment_target_model':model_name,
'comment_form':comment_form,
'comment_class':comment_class,
'additional_count':additional_count},
context
)
return template
