passport-wechat-public

0.2.0 • Public • Published

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passport-wechat-public

Passport strategy for authenticating with Wechat Official Accounts

Documents (English)

Passport的微信公众号OAuth2.0用户验证模块。支持的框架有Express,Strongloop/Loopback,支持Loopback-Component-Passport. (网页登录可以支持,但是没有测试过,因为没有相应的网站应用,微信也没有给相应的可以测试的测试号。但是功能比较一致,只是改变了authURL,所以加了,正式使用的话慎重测试)

微信企业号, 转至passport-wechat-enterprise

另外之前看到Langyali的passport-wechat,当时以为不支持loopback-compoment-passport,而且当时很久没更新,所以自己写了,后来发现是我弄错了,其实是支持的,现在Passport-wechat已经更新v2.0,若需要可以参考.

Install

$ npm install passport-wechat-public

Usage

Configure Strategy

在Passport注册WechatPublicStrategy, Passport.use()的第一个参数是name,可以忽略使用默认的名字’wechat-public'。WechatPublicStrategy的构造函数的参数是options和verify。 options的appId,appSecret和callbackURL是必须的,其他为可选。verify函数是验证或创建用户传给done函数

passport.use("wechat",new WechatPublicStrategy({
    appId: APP_ID,
    appSecret: APP_SECRET,
    callbackURL: "http://localhost:3000/auth/wechat/callback",
    state: "state",
    scope: "snsapi_base",
    agent: "wechat",
    getToken: function(openid, cb) {...cb(null, accessToken)}
    saveToken: function (openid, token, cb) {... /*save to db*/ cb(null)}
  },
  function(accessToken, refreshToken, profile, done) {
    User.findOrCreate({ openId: profile.id }, function (err, user) {
      return done(err, user);
    });
  }
));

getTokensaveToken 用于保存从微信服务器获得的用户的access token, 以免重复请求token,token的有效时间为2小时,如果忽略此方法,在production环境下console中会显示'Please dont save oauth token into memory under production'

Authenticate Requests

passport.authenticate()在对应的route下,注意strategy名字和passport.use()时一致。

For example

app.get('/auth/wechat',
  passport.authenticate('wechat'));

app.get('/auth/wechat/callback',
  passport.authenticate('wechat', { failureRedirect: '/login' }),
  function(req, res) {
    // Successful authentication, redirect home.
    res.redirect('/');
  });

Loopback-Component-Passport

Loopback-Component-Passport 官方文档

providers.json加入wechat provider即可,profile的id就是openid

{
  "wechat": {
    "provider": "wechat",
    "module": "passport-wechat-public",
    "callbackURL": "/auth/wechat/callback",
    "successRedirect": "/auth/wechat/account",
    "failureRedirect": "/auth/wechat/failure",
    "scope": ["snsapi_userinfo"],
    "appId": "wxabe757c89bb6d74b",
    "appSecret": "9a62bc24a31d5c7c2b1d053515d276f8"
  }
}
  • providers.json 不能直接写方法,需要在configureProvider 时将getAccessTokensaveAccessToken 加入options中
function getAccessToken(cb) {...};
function saveAccessToken(accessToken, cb){...};
for (var s in config) {
    var c = config[s];
    c.session = c.session !== false;
    if(s === 'wechat') {
      c.getToken = getAccessToken;
      c.saveToken = saveAccessToken;
    }
    passportConfigurator.configureProvider(s, c);
  }

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Install

npm i passport-wechat-public

Weekly Downloads

30

Version

0.2.0

License

MIT

Last publish

Collaborators

  • vincent.wen