functional express handler

gistfile1.js

express.post('/api/create-post-head', auth.filter.login(), function (req, res, next) {
	prepareRoleAndForm(req, function (role, form) {
		checkCategoryWritable(res, role, form.categoryId, function (category) {
			checkFormThreadAndPost(res, form, function () {
				insertThread(form, function (err, thread) {
					if (err) return next(err);
					insertPost(req, form, thread, function (err, post) {
						if (err) return next(err);
						res.json(200, {threadId: thread._id, postId: post._id});
					});
				});
			});
		});
	});
});