Javascript Passport Facebook身份验证窗口未弹出，用户仍添加

因此，当我昨天第一次运行应用程序时，验证屏幕显示正常。从那时起，即使从mongodb数据库中删除了我自己，身份验证窗口也不会弹出

我一直在寻找解决办法，但没有一个奏效。我也清理了我的饼干，也没用

我将非常感谢你们的任何想法

auth routes.js

router.get("/facebook", passport.authenticate("facebook", ({ display: 'popup' })));

router.get("/facebook/callback",
    passport.authenticate("facebook", {
        failureRedirect: "/auth/login"
    }), (req, res) => {
        res.redirect("/")
    }
);

const authCheck = (req, res, next) => {
    if(!req.user) {
        res.redirect("/auth/login")
    } else {
        next();
    }
}

   passport.serializeUser((user, done) => {
    done(null, user.id)
});

passport.deserializeUser((id, done) => {
    User.findById(id).then((user) => {
        done(null, user.id)
    })
});

passport.use("facebook", new FacebookStrategy({
    clientID: process.env.clientID,
    clientSecret: process.env.clientSecret,
    callbackURL: "http://localhost:3000/auth/facebook/callback"
}, (accessToken, refreshToken, profile, done) => {
    User.findOne({ userID: profile.id }, (err, user) => {
        if(user) {
            console.log("Already a user");
            done(null, user)
        } else {
            new User ({
                userID : profile.id,
                userName : profile.displayName
            }).save().then((newUser) => {
                console.log(" ")
                console.log("New user created! ===> ")
                console.log(newUser);
                done(null, user);
            })

        }
    })
}))

    app.use(passport.initialize());
app.use(passport.session());
app.use("/auth/", authRoutes);
app.use("/profile/", profileRoutes);

profile routes.js

router.get("/facebook", passport.authenticate("facebook", ({ display: 'popup' })));

router.get("/facebook/callback",
    passport.authenticate("facebook", {
        failureRedirect: "/auth/login"
    }), (req, res) => {
        res.redirect("/")
    }
);

const authCheck = (req, res, next) => {
    if(!req.user) {
        res.redirect("/auth/login")
    } else {
        next();
    }
}

   passport.serializeUser((user, done) => {
    done(null, user.id)
});

passport.deserializeUser((id, done) => {
    User.findById(id).then((user) => {
        done(null, user.id)
    })
});

passport.use("facebook", new FacebookStrategy({
    clientID: process.env.clientID,
    clientSecret: process.env.clientSecret,
    callbackURL: "http://localhost:3000/auth/facebook/callback"
}, (accessToken, refreshToken, profile, done) => {
    User.findOne({ userID: profile.id }, (err, user) => {
        if(user) {
            console.log("Already a user");
            done(null, user)
        } else {
            new User ({
                userID : profile.id,
                userName : profile.displayName
            }).save().then((newUser) => {
                console.log(" ")
                console.log("New user created! ===> ")
                console.log(newUser);
                done(null, user);
            })

        }
    })
}))

    app.use(passport.initialize());
app.use(passport.session());
app.use("/auth/", authRoutes);
app.use("/profile/", profileRoutes);

passport setup.js

router.get("/facebook", passport.authenticate("facebook", ({ display: 'popup' })));

router.get("/facebook/callback",
    passport.authenticate("facebook", {
        failureRedirect: "/auth/login"
    }), (req, res) => {
        res.redirect("/")
    }
);

const authCheck = (req, res, next) => {
    if(!req.user) {
        res.redirect("/auth/login")
    } else {
        next();
    }
}

   passport.serializeUser((user, done) => {
    done(null, user.id)
});

passport.deserializeUser((id, done) => {
    User.findById(id).then((user) => {
        done(null, user.id)
    })
});

passport.use("facebook", new FacebookStrategy({
    clientID: process.env.clientID,
    clientSecret: process.env.clientSecret,
    callbackURL: "http://localhost:3000/auth/facebook/callback"
}, (accessToken, refreshToken, profile, done) => {
    User.findOne({ userID: profile.id }, (err, user) => {
        if(user) {
            console.log("Already a user");
            done(null, user)
        } else {
            new User ({
                userID : profile.id,
                userName : profile.displayName
            }).save().then((newUser) => {
                console.log(" ")
                console.log("New user created! ===> ")
                console.log(newUser);
                done(null, user);
            })

        }
    })
}))

    app.use(passport.initialize());
app.use(passport.session());
app.use("/auth/", authRoutes);
app.use("/profile/", profileRoutes);

server.js

router.get("/facebook", passport.authenticate("facebook", ({ display: 'popup' })));

router.get("/facebook/callback",
    passport.authenticate("facebook", {
        failureRedirect: "/auth/login"
    }), (req, res) => {
        res.redirect("/")
    }
);

const authCheck = (req, res, next) => {
    if(!req.user) {
        res.redirect("/auth/login")
    } else {
        next();
    }
}

   passport.serializeUser((user, done) => {
    done(null, user.id)
});

passport.deserializeUser((id, done) => {
    User.findById(id).then((user) => {
        done(null, user.id)
    })
});

passport.use("facebook", new FacebookStrategy({
    clientID: process.env.clientID,
    clientSecret: process.env.clientSecret,
    callbackURL: "http://localhost:3000/auth/facebook/callback"
}, (accessToken, refreshToken, profile, done) => {
    User.findOne({ userID: profile.id }, (err, user) => {
        if(user) {
            console.log("Already a user");
            done(null, user)
        } else {
            new User ({
                userID : profile.id,
                userName : profile.displayName
            }).save().then((newUser) => {
                console.log(" ")
                console.log("New user created! ===> ")
                console.log(newUser);
                done(null, user);
            })

        }
    })
}))

    app.use(passport.initialize());
app.use(passport.session());
app.use("/auth/", authRoutes);
app.use("/profile/", profileRoutes);

---

嗯，我承认我觉得有点傻。我想出来了

Facebook只对您进行一次身份验证，为了多次显示身份验证屏幕，您需要删除对Facebook设置的权限

事后看来，这应该是常识lol。我希望这对将来出现这种情况的人有所帮助