使用Node JS对Google API进行身份验证

更新时间：2021-12-24 15:17:44

3腿Google OAuth虚拟指南.

从字面上看，您需要了解的所有信息都在此页面上 https://developers.google.com /identity/protocols/OAuth2WebServer .阅读两次，您将成为OAuth忍者.总之，它说...

Literally everything you need to know is on this single page https://developers.google.com/identity/protocols/OAuth2WebServer . Read it twice and you'll be an OAuth ninja. In summary, it says ...

使用4个查询参数构造一个account.google.com网址:-

Construct an accounts.google.com URL with 4 query params :-

client_id标识您的应用
scope说出您要求的权限
redirect_uri告诉Google将结果重定向到用户浏览器的位置
response_type=code说您想要验证码

client_id to identify your app
scope to say what permissions you're asking for
redirect_uri to tell Google where to redirect the user's browser with the result
response_type=code to say you want an Auth Code

将用户的浏览器重定向到该URL

在用户登录时喝一口咖啡，选择他的Google帐户并授予权限，直到最终...

用户的浏览器被重定向回应用程序的redirect_uri，查询参数为code，这是一次性的身份验证代码

将身份验证代码发布到Google的令牌端点

解析JSON响应以获取访问令牌

在"authorization:bearer access_token" http标头中使用访问令牌，以用于后续的Google API请求

redirect the user's browser to that URL

Have a sip of coffee while the user logs in, chooses his Google account, and grants permission, until eventually ...

The user's browser gets redirected back to your app's redirect_uri, with a query param of code which is the one-time Auth Code

Post the Auth Code to Google's token endpoint

Parse the JSON response to get the Access Token

Use the Access Token in a "authorization: bearer access_token" http header for your subsequent Google API requests

如果您访问 https://developers.google.com/oauthplayground/，则可以运行通过在线步骤，了解各种URL和响应是什么样的.

If you go to https://developers.google.com/oauthplayground/ you can run through the steps online to see what the various URLs and responses look like.

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使用Node JS对Google API进行身份验证

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