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#encoding: utf-8
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class OauthController < ApplicationController
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include ApplicationHelper
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before_filter :user_setup
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before_filter :require_login, only: [:authorize]
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skip_before_filter :verify_authenticity_token, only: [:token]
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def index
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render 'oauth/index', layout: false
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end
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# 客户端申请认证的URI,包含以下参数:
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#
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# response_type:表示授权类型,必选项,此处的值固定为”code”
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# client_id:表示客户端的ID,必选项
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# redirect_uri:表示重定向URI,可选项
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# scope:表示申请的权限范围,可选项
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# state:表示客户端的当前状态,可以指定任意值(最好是随机字符串),认证服务器会原封不动地返回这个值,可防止CSRF攻击
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#
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# 这个页显示授权页,如果授权成功,返回redirect_uri+code
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#
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#
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# 服务器回应客户端的URI,包含以下参数:
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#
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# code:表示授权码,必选项。该码的有效期应该很短,通常设为10分钟,客户端只能使用该码一次, 否则会被授权服务器拒绝。该码与客户端ID和重定向URI,是一一对应关系。
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# state:如果客户端的请求中包含这个参数,认证服务器的回应也必须一模一样包含这个参数。
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def authorize
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begin
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#参数检查
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raise "response_type只能为code" unless params["response_type"] == "code"
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raise "client_id为必传项" unless params["client_id"].present?
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raise "redirect_uri为必传项" unless params["redirect_uri"].present?
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config = OauthConfig.where(client_id: params["client_id"], redirect_uri: params["redirect_uri"]).first
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raise "client_id或redirect_uri不正确" unless config
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@data = params
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if params[:gen_code]
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## 检查通过,生成code
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oauth = Oauth.create!(client_id: config.client_id,
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client_secret: config.client_secret,
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redirect_uri: config.redirect_uri,
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user_id: User.current.id
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)
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code = oauth.gen_code
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redirect_to params["redirect_uri"] + "?code=#{code}&state=#{params[:state]}"
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else
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render 'oauth/authorize', :layout => 'forge'
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end
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rescue => e
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logger.error e
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render :text => e.message
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end
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end
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def test_callback
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# 申请 token
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#
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client_id = "88d893c5a345313e7b8c6fcf23d3d024ee08d5e41ce120c3448b6eea77d8de30"
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client_secret = "e9240cc5fc913741db5aea93f2986a8ea0631bb67f7c00e41e491b95d9619e64"
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redirect_uri = "http://localhost:3000/oauth/cb"
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url = "http://127.0.0.1:3000/oauth/token?grant_type=authorization_code&code=#{params['code']}&redirect_uri=#{redirect_uri}&client_id=#{client_id}&client_secret=#{client_secret}"
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render text: url
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end
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# 客户端向认证服务器申请令牌的HTTP请求,包含以下参数:
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#
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# grant_type:表示使用的授权模式,必选项,此处的值固定为”authorization_code”。
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# code:表示上一步获得的授权码,必选项。
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# redirect_uri:表示重定向URI,必选项,且必须与A步骤中的该参数值保持一致。
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# client_id:表示客户端ID,必选项。
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# client_secret: 表示客户端密钥,必选项。
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#
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#
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# 认证服务器核对了授权码和”重定向URI”,确认无误后,向客户端发送访问令牌(access token)和更新令牌(refresh token)。
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#
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# 认证服务器发送的HTTP回复,包含以下内容:
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#
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# access_token:表示访问令牌,必选项。
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# token_type:表示令牌类型,该值大小写不敏感,必选项,可以是bearer类型或mac类型。
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# expires_in:表示过期时间,单位为秒。如果省略该参数,必须其他方式设置过期时间。
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# refresh_token:表示更新令牌,用来获取下一次的访问令牌,可选项。
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# scope:表示权限范围,如果与客户端申请的范围一致,此项可省略。
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def token
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begin
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res = {}
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if params[:grant_type] == 'authorization_code'
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raise "code必传" unless params["code"]
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raise "client_id必传" unless params["client_id"]
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raise "client_secret必传" unless params["client_secret"]
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raise "code错误或已超时" unless Oauth.code_valid?(params["code"])
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oauth = Oauth.auth_code(params["code"], params["client_id"], params["client_secret"])
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raise "认证不通过" unless oauth
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## 生成 token
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#
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oauth.gen_token
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oauth.reload
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res = {
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access_token: oauth.access_token,
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token_type: 'bearer',
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expires_in: oauth.token_expires_in,
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refresh_token: oauth.refresh_token
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}
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end
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render json: res.to_json
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rescue => e
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logger.error e
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render text: e.message
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end
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end
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def get_userinfo
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user = Oauth.auth(params["access_token"])
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user_info = {}
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if user
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user_info = {
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token: user.id,
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login: user.login,
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avatar_url: "https://openi.org.cn/images/" + url_to_avatar(user),
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name: user.show_name,
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email: user.mail,
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allow: (user.login == "guange"||user.phone=='15607313899') ? 1 : 0
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}
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end
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render json: user_info.to_json
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end
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####--Start-- 获取Openi的授权码,access_token,以及用户信息。为在openi登录的用户创建相关的educoder用户 ####
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IDENTITY_SITE = Redmine::Configuration['openi_domain']
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ROOT_URL = Redmine::Configuration['educoder_domain']
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DEFAULT_PASSWORD = 'a12345678'.freeze
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TOKEN_CALL_BACK = '/oauth/get_token_callback'.freeze
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USER_INFO = '/oauth/userinfo'.freeze
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def get_code
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# 从OpenI发过来的回调中获取授权码
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code = params[:code]
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# 利用授权码从OpenI这里获取access_token
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client = get_client(IDENTITY_SITE)
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redirect_uri = "#{ROOT_URL}#{TOKEN_CALL_BACK}"
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access_token_hash = client.auth_code.get_token(code, redirect_uri: redirect_uri).to_hash
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# 利用access_token获取OpenI的用户信息
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access_token = access_token_hash[:access_token]
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get_info_url = "#{IDENTITY_SITE}#{USER_INFO}?access_token=#{access_token}"
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response = HTTParty.get(get_info_url)
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body_json = JSON.parse response.body
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openi_user_id = body_json['token']
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avatar_url = body_json['avatar_url']
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login = body_json['login']
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name = body_json['name']
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email = body_json['email']
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# 根据获取的用户信息来查询数据库,如已经存在对应的Educoder用户,则直接访问用户要访问的实训页面,否则为其创建用户后再访问实训页面
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openi = Openi.find_by_login(login)
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unless openi
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ActiveRecord::Base.transaction do
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# 如果Educoder中已存在与该OpenI用户的邮箱相同的用户,则会直接跳转到登录educoder的登录页面
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existing_user = User.find_by_mail(email)
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break if existing_user.present? && email.present?
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user = User.new(lastname: name, mail: email, mail_notification: email)
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user.login = generate_login('m')
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user.password = DEFAULT_PASSWORD
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user.certification = 1
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user.save!
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UserExtensions.create!(user_id: user.id, school_id: School.first.id, identity: 4, gender: 0)
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openi = Openi.create!(user_id: user.id, openi_user_id: openi_user_id, avatar_url: avatar_url, login: login, name: name, email: email)
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openi.user = user
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openi.save!
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end
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end
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self.logged_user = openi.user if openi.present? && openi.user.present?
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original_url = params[:original_url]
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if current_user.logged?
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redirect_to original_url
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else
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redirect_to signin_path
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end
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end
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def get_token_callback
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end
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####--End-- 获取Openi的授权码,access_token,以及用户信息。为在openi登录的用户创建相关的educoder用户 ####
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private
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# 为新创建的用户随机生成以m为前缀的用户名,m表示该用户是用邮箱注册
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def generate_login(login_pre)
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us = UsersService.new
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us.generate_user_login(login_pre)
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end
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def require_login
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require "base64"
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if !User.current.logged?
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redirect_to '/login?back_url64=' + Base64.urlsafe_encode64(request.original_url)
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end
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end
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include Trustie::Http
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end
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