2014-04-11 32 views
2

我清楚地失去了一些东西很明显,但:的Compojure /振铃:无法获取会话工作

(ns session-demo.core 
    (:gen-class) 
    (:use compojure.core 
     ring.middleware.session 
     [hiccup core page form]) 
    (:require [compojure.route :as route] 
      [compojure.handler :as handler])) 

(defn index-page [] 
    (html5 
    [:body 
     (form-to [:get "/status"] 
       (submit-button "Proceed"))])) 

(defn status-page [params] 
    (html5 
    [:body 
    [:p "Session: " (:session params)] 
    [:p "Params: " params]])) 

(defroutes the-routes 
    (GET "/" [] (index-page)) 
    (GET "/status" {session :session :as params} (status-page params))) 

(def app 
    (-> (handler/site the-routes) 
     wrap-session)) 

点击 “继续” 按钮后显示:

Session: {} 

Params: {:ssl-client-cert nil, :remote-addr "127.0.0.1", :scheme :http, :query-params {}, :session {}, :form-params {}, :multipart-params {}, :request-method :get, :query-string nil, :route-params {}, :content-type nil, :cookies {"org.cups.sid" {:value "72d6fc6a299669e6332da6eb72964f97"}}, :uri "/status", :server-name "localhost", :params {}, :headers {"accept-encoding" "gzip, deflate", "user-agent" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:28.0) Gecko/20100101 Firefox/28.0", "referer" "http://localhost:3000/", "connection" "keep-alive", "accept-language" "en-US,en;q=0.5", "accept" "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8", "host" "localhost:3000", "cookie" "org.cups.sid=72d6fc6a299669e6332da6eb72964f97"}, :content-length nil, :server-port 3000, :character-encoding nil, :body #, :flash nil} 

我所期待的东西有意设置(:会话参数)...

+0

如果我没有记错的':session'保存与属于该HTTP会话,它默认存储在cookie值的地图。所以除非你在':session'映射中加入了一些东西(通过返回一个带有修改的':session'映射的响应),否则你不会得到任何回报。我发现你有一个名为'org.cups.sid'的cookie,如果你在'wrap-session'函数中提供了选项映射'{:cookie-name'org.cups.sid“}',它将使用该cookie来存储您的会话数据。 –

+0

也尝试过(wrap-session {:cookie-name“org.cups.sid”}),导致相同的输出... –

+0

如果安全性有问题,应该使用内存中会话,而不是cookie基于一个。这里的问题是,直到你把它放在那里,会话才会有任何东西。 – noisesmith

回答

2

会话开始为空。要在会话中放置某些东西,您需要从您的处理程序返回地图,并在关键字:session下提供更新后的会话数据。

事情是这样的,也许:

(defn index-page [] 
    {:body (html5 
      [:body 
      (form-to [:get "/status"] 
        (submit-button "Proceed"))]) 
    :session {:test [1 2 3]}})