我是 Ruby、Sinatra 和 Pusher 的新手,所以这是一个基本问题。我正在尝试对 Pusher 客户端进行身份验证(使用 iOS 演示代码https://github.com/lukeredpath/libPusher)。当 iOS 客户端尝试加入在线状态频道时,下面的服务器代码失败并出现错误:
ArgumentError - wrong number of arguments (1 for 2):
/Users/waveocean/.rvm/gems/ruby-1.9.3-p327/gems/sinatra-1.3.3/lib/sinatra/base.rb:665:in `render'
web.rb:13:in `auth'
web.rb:26:in `block in <main>'
/Users/waveocean/.rvm/gems/ruby-1.9.3-p327/gems/sinatra-1.3.3/lib/sinatra/base.rb:1265:in `call'
... snipped for brevity ...
这是代码:
require 'sinatra'
require 'pusher'
require 'thin'
Thin::HTTP_STATUS_CODES[403] = "FORBIDDEN"
Pusher.app_id = 'MY-APP-ID'
Pusher.key = 'MY-KEY'
Pusher.secret = 'MY-SECRET'
def auth
response = Pusher[params[:channel_name]].authenticate(params[:socket_id], {:user_id => 101})
render :json => response
end
use Rack::Auth::Basic, "Protected Area" do |username, password|
username == 'foo' && password == 'bar'
end
post '/presence/auth' do
if params[:channel_name] == 'presence-demo'
auth
else
# render :text => "Forbidden", :status => '403'
response.status = 403
end
end
有人可以提供建议或正确使用渲染吗?