From cc20f673cdd5ca8ea0b0d708a8a22785bef9f233 Mon Sep 17 00:00:00 2001
From: fengyuexingzi <fengyuexingzi@gmail.com>
Date: Fri, 15 Jun 2018 11:25:46 +0800
Subject: [PATCH] facebook

---
 auth/facebook/index.php  |  2 ++
 auth/facebook/login.html | 30 +++++++++++++++++++-----------
 2 files changed, 21 insertions(+), 11 deletions(-)
diff --git a/auth/facebook/index.php b/auth/facebook/index.php
index 634c803..743e621 100644
--- a/auth/facebook/index.php
+++ b/auth/facebook/index.php
@@ -105,3 +105,5 @@ $html = <<<EOF
 </body>
 </html>
 EOF;
+
+echo $html;
\ No newline at end of file
diff --git a/auth/facebook/login.html b/auth/facebook/login.html
index 52e4d57..0494aa8 100644
--- a/auth/facebook/login.html
+++ b/auth/facebook/login.html
@@ -6,6 +6,7 @@
 </head>
 <body>
 
+<button onclick="checkLoginState()">FaceBook Login</button>
 <div id="status">
 </div>
 
@@ -13,6 +14,24 @@
 
 <script>
 
+    $(document).ready(function() {
+        $.ajaxSetup({ cache: true });
+        $.getScript('https://connect.facebook.net/en_US/sdk.js', function(){
+            FB.init({
+                appId: '176954776322838',
+                version: 'v2.8'
+            });
+            $('#loginbutton,#feedbutton').removeAttr('disabled');
+            FB.getLoginStatus(updateStatusCallback);
+        });
+    });
+
+    function checkLoginState() {
+        FB.getLoginStatus(function(response) {
+            statusChangeCallback(response);
+        });
+    }
+
     function statusChangeCallback(response) {
         console.log('statusChangeCallback');
         console.log(response);
@@ -39,17 +58,6 @@
         });
     }
 
-    $(document).ready(function() {
-        $.ajaxSetup({ cache: true });
-        $.getScript('https://connect.facebook.net/en_US/sdk.js', function(){
-            FB.init({
-                appId: '176954776322838',
-                version: 'v2.8'
-            });
-            $('#loginbutton,#feedbutton').removeAttr('disabled');
-            FB.getLoginStatus(updateStatusCallback);
-        });
-    });
 </script>
 
 
