add: educoder third party

app/controllers/oauth/educoder_controller.rb

@@ -32,4 +32,32 @@ class Oauth::EducoderController < Oauth::BaseController
       render_error(ex.message)
     end
   end
+
+  # 需要educoder那边设置回调地址
+  def create
+    begin
+      code = params['code'].to_s.strip
+      tip_exception("code不能为空") if code.blank?
+      new_user = false
+      result = EducoderOauth::Service.access_token(code, [request.protocol, request.host_with_port, '/api/auth/educoder/callback'].join(''))
+      result = EducoderOauth::Service.user_info(result[:access_token])
+
+      # 存在该用户
+      open_user = OpenUsers::Educoder.find_by(uid: result['login'])
+      if open_user.present? && open_user.user.present?
+        successful_authentication(open_user.user)
+      else
+        if current_user.blank? || !current_user.logged?
+          new_user = true
+          set_session_edulogin(result['login'])
+        else
+          OpenUsers::Educoder.create!(user: current_user, uid: result['login'], extra: result)
+        end
+      end
+
+      render_ok(new_user: new_user)
+    rescue Exception => ex
+      render_error(ex.message)
+    end
+  end
 end