def respond_with(template, object = nil, &block)
object, template = template, nil unless Symbol === template
format = Format.new(self)
format.on "*/*" do |type|
exts = settings.ext_map[type]
exts << :xml if type.end_with? '+xml'
if template
args = template_cache.fetch(type, template) { template_for(template, exts) }
if args.any?
locals = { :object => object }
locals.merge! object.to_hash if object.respond_to? :to_hash
args << { :locals => locals }
halt send(*args)
end
end
if object
exts.each do |ext|
halt json(object) if ext == :json
next unless meth = "to_#{ext}" and object.respond_to? meth
halt(*object.send(meth))
end
end
false
end
format.finish(&block)
end