修改openid路由

app/controllers/wechats_controller.rb

@@ -175,7 +175,7 @@ class WechatsController < ActionController::Base
   def get_open_id
     begin
       raise "非法操作, code不存在" unless params[:code]
-      openid = get_openid(params[:code])
+      openid = get_openid_from_code(params[:code])
       raise "无法获取到openid" unless openid
       render :text => {status:0, openid: openid}.to_json
     rescue Exception=>e
@@ -186,7 +186,7 @@ class WechatsController < ActionController::Base
   def bind
     begin
        raise "非法操作, code不存在" unless params[:code]
-       openid = get_openid(params[:code])
+       openid = get_openid_from_code(params[:code])
        raise "无法获取到openid" unless openid
        raise "此微信号已绑定用户, 不能得复绑定" if user_binded?(openid)
 
@@ -211,8 +211,15 @@ class WechatsController < ActionController::Base
     render 'wechats/login', layout: 'base_wechat'
   end
 
+  def get_openid
+    code = params[:code]
+    openid = get_openid_from_code(code)
+    render :text => {openid: openid}.to_json
+  end
+
+
   private
-  def get_openid(code)
+  def get_openid_from_code(code)
     url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=#{Wechat.config.appid}&secret=#{Wechat.config.secret}&code=#{code}&grant_type=authorization_code"
     logger.debug url
     body = URI.parse(url).read
@@ -220,7 +227,6 @@ class WechatsController < ActionController::Base
     JSON.parse(body)["openid"]
   end
 
-
   def user_binded?(openid)
     uw = UserWechat.where(openid: openid).first
   end