1. set up your own corp id and corp secret in env.php
2. launch your server in your prayers

see jsapi.php and public/javascripts/demo.js

see demo.js

http://open.dingtalk.com/#4-回调接口（分为三个回调类型）

• suite ticket push
• temporary auth code push
• auth change event

see receive.php

http://open.dingtalk.com/#5-获取套件访问token（suite_access_token）

see isv.php

• Q: {"message" : "权限校验失败", "errorCode" : 3}
• A: Make sure getCurrentUrl() in Auth.php returns the correct url