我试图为我的rails应用程序使用JSON响应到RESTful资源控制器.这对我来说是一个新的经历,所以我正在寻找一些指导和指导.要开始:
>在rails应用程序中,使用JSON对REST控制器方法进行响应的“正确”方式是什么? (创建,更新,销毁)
>有没有一个惯用的方式来表示通过JSON响应成功/失败?
附加信息:
>我正在使用rails 3.0.beta2
>我想避免使用插件或gem做咕噜的工作,我的目标是更好地了解如何制作rails 3 API.
>链接到地方我可以找到更多的信息的主题也将不胜感激,一些在谷歌搜索没有做我很好.
解决方法
#config/routes.rb MyApplicationsName::Application.routes.draw do resources :articles end #app/controllers/articles_controller.rb class ArticlesController < ActionController::Base # so that respond_with knows which formats are # allowed in each of the individual actions respond_to :json def index @articles = Article.all respond_with @articles end def show @article = Article.find(params[:id]) respond_with @article end ... def update @article = Article.find(params[:id]) @article.update_attributes(params[:article]) # respond_with will automatically check @article.valid? # and respond appropriately ... @article.valid? will # be set based on whether @article.update_attributes # succeeded past all the validations # if @article.valid? then respond_with will redirect to # to the show page; if !@article.valid? then respond_with # will show the :edit view,including @article.errors respond_with @article end ... end