From 8453e2838053fa0e8dda20b2c4ea255471a0eaba Mon Sep 17 00:00:00 2001
From: fengyuexingzi <fengyuexingzi@gmail.com>
Date: Fri, 15 Jun 2018 14:52:17 +0800
Subject: [PATCH] facebook

---
 auth/facebook/login.html | 63 ++++++++++++++--------------------------
 1 file changed, 22 insertions(+), 41 deletions(-)
diff --git a/auth/facebook/login.html b/auth/facebook/login.html
index 53b1707..8086a9a 100644
--- a/auth/facebook/login.html
+++ b/auth/facebook/login.html
@@ -6,8 +6,8 @@
 </head>
 <body>
 
-<button id="login" onclick="checkLoginState()">FaceBook Login</button>
-<button id="login_out" onclick="loginOut()">FaceBook Login Out</button>
+<button id="login" onclick="fbLogin()">FaceBook Login</button>
+<button id="login_out" onclick="fbLoginOut()">FaceBook Login Out</button>
 <div id="status">
 </div>
 
@@ -15,62 +15,43 @@
 
 <script>
 
+    // Facebook JavaScript SDK
     $(document).ready(function () {
         $.ajaxSetup({cache: true});
         $.getScript('https://connect.facebook.net/en_US/sdk.js', function () {
             FB.init({
                 appId: '176954776322838',
-                version: 'v2.8'
+                version: 'v3.0'
             });
-            $('#loginbutton,#feedbutton').removeAttr('disabled');
-            FB.getLoginStatus(updateStatusCallback);
         });
     });
 
-    function checkLoginState() {
+    // Facebook Login
+    function fbLogin() {
         FB.getLoginStatus(function (response) {
-            statusChangeCallback(response);
+            if (response.status === 'connected') {
+                // Logged into your app and Facebook.
+                FB.api('/me', {fields: 'name,last_name'}, function (response) {
+                    console.log(response);
+                    console.log('Successful login for: ' + response.name);
+                    document.getElementById('status').innerHTML =
+                        'Thanks for logging in, ' + response.name + '!';
+                });
+                console.log("login in");
+            } else {
+                FB.login(function (response) {
+
+                }, {scope: 'public_profile,email'});
+            }
         });
     }
 
-    function statusChangeCallback(response) {
-        console.log('statusChangeCallback');
-        console.log(response);
-        if (response.status === 'connected') {
-            $("#login").text('Login Out');
-            // Logged into your app and Facebook.
-            testAPI();
-        } else {
-            FB.login(function (response) {
-                statusChangeCallback();
-                window.history.back();
-            }, {scope: 'public_profile,email'});
-            // The person is not logged into your app or we are unable to tell.
-            document.getElementById('status').innerHTML = 'Please log ' +
-                'into this app.';
-        }
-    }
-
-    function loginOut() {
+    // Facebook LoginOut
+    function fbLoginOut() {
         FB.logout(function (response) {
             // Person is now logged out
         });
     }
-
-    function updateStatusCallback(response) {
-        statusChangeCallback(response);
-    }
-
-    function testAPI() {
-        console.log('Welcome!  Fetching your information.... ');
-        FB.api('/me',{fields:'name,last_name'}, function (response) {
-            console.log(response);
-            console.log('Successful login for: ' + response.name);
-            document.getElementById('status').innerHTML =
-                'Thanks for logging in, ' + response.name + '!';
-        });
-    }
-
 </script>
 
 
