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January 1, 2019 12:38
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Facebook Javascript SDK login
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>Facebook Login JavaScript Example</title> | |
| <meta charset="UTF-8"> | |
| <link href="https://stackpath.bootstrapcdn.com/bootstrap/4.2.1/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-GJzZqFGwb1QTTN6wy59ffF1BuGJpLSa9DkKMp0DgiMDm4iYMj70gZWKYbI706tWS" crossorigin="anonymous"> | |
| <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.2.1/js/bootstrap.min.js" integrity="sha384-B0UglyR+jN6CkvvICOB2joaf5I4l3gm9GU6Hc1og6Ls7i6U/mkkaduKaBhlAXv9k" crossorigin="anonymous"></script> | |
| <style type="text/css"> | |
| img{ | |
| display: inline-block; | |
| width: 300px; | |
| height: 300px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| // This is called with the results from from FB.getLoginStatus(). | |
| function statusChangeCallback(response) { | |
| console.log('statusChangeCallback'); | |
| console.log(response); | |
| // The response object is returned with a status field that lets the | |
| // app know the current login status of the person. | |
| // Full docs on the response object can be found in the documentation | |
| // for FB.getLoginStatus(). | |
| if (response.status === 'connected') { | |
| // Logged into your app and Facebook. | |
| testAPI(); | |
| } else { | |
| // The person is not logged into your app or we are unable to tell. | |
| document.getElementById('status').innerHTML = 'Please log ' + | |
| 'into this app.'; | |
| } | |
| } | |
| // This function is called when someone finishes with the Login | |
| // Button. See the onlogin handler attached to it in the sample | |
| // code below. | |
| function checkLoginState() { | |
| FB.getLoginStatus(function(response) { | |
| statusChangeCallback(response); | |
| }); | |
| } | |
| window.fbAsyncInit = function() { | |
| FB.init({ | |
| appId : 'input_your_app_id_here', | |
| cookie : true, // enable cookies to allow the server to access | |
| // the session | |
| xfbml : true, // parse social plugins on this page | |
| version : 'v2.8' // use graph api version 2.8 | |
| }); | |
| // Now that we've initialized the JavaScript SDK, we call | |
| // FB.getLoginStatus(). This function gets the state of the | |
| // person visiting this page and can return one of three states to | |
| // the callback you provide. They can be: | |
| // | |
| // 1. Logged into your app ('connected') | |
| // 2. Logged into Facebook, but not your app ('not_authorized') | |
| // 3. Not logged into Facebook and can't tell if they are logged into | |
| // your app or not. | |
| // | |
| // These three cases are handled in the callback function. | |
| FB.getLoginStatus(function(response) { | |
| statusChangeCallback(response); | |
| }); | |
| }; | |
| // Load the SDK asynchronously | |
| (function(d, s, id) { | |
| var js, fjs = d.getElementsByTagName(s)[0]; | |
| if (d.getElementById(id)) return; | |
| js = d.createElement(s); js.id = id; | |
| js.src = "https://connect.facebook.net/en_US/sdk.js"; | |
| fjs.parentNode.insertBefore(js, fjs); | |
| }(document, 'script', 'facebook-jssdk')); | |
| // Here we run a very simple test of the Graph API after login is | |
| // successful. See statusChangeCallback() for when this call is made. | |
| function testAPI() { | |
| console.log('Welcome! Fetching your information.... '); | |
| FB.api('/me', function(response) { | |
| console.log('response',response); | |
| document.getElementById('fbLoginButton').style.display='none'; | |
| console.log(document.getElementById('fbLoginButton')); | |
| console.log('Successful login for: ' + response.name); | |
| document.getElementById('status').innerHTML = | |
| 'Thanks for logging in, ' + response.name + '!'; | |
| document.getElementById('profile').style.display='inline-block'; | |
| document.getElementById('profile').src = "http://graph.facebook.com/" + response.id + "/picture?type=large"; | |
| document.getElementById('thumnail').src = "https://source.unsplash.com/collection/190727/1600x900"; | |
| document.getElementById('btnReset').style.visibility='visible'; | |
| }); | |
| } | |
| function reset(){ | |
| FB.logout(function(response) { | |
| // Person is now logged out | |
| document.getElementById('status').innerHTML = ""; | |
| document.location.reload(); | |
| }); | |
| } | |
| </script> | |
| <!-- | |
| Below we include the Login Button social plugin. This button uses | |
| the JavaScript SDK to present a graphical Login button that triggers | |
| the FB.login() function when clicked. | |
| --> | |
| <div class="container"> | |
| <div class="jumbotron"> | |
| <h1>Hello Cambodia App</h1> | |
| <img src="" alt="" id="profile" style="display:none"> | |
| <img id="thumnail" src="https://static.nopchet.com/templates/492/thumb.jpg" alt=""> | |
| <fb:login-button id="fbLoginButton" | |
| data-use-continue-as="true" | |
| scope="public_profile,email" | |
| onlogin="checkLoginState();" | |
| data-max-rows="1" | |
| data-size="large" | |
| data-button-type="continue_with" | |
| data-show-faces="false" | |
| data-use-continue-as="true" | |
| > | |
| </fb:login-button> | |
| <div id="status"> | |
| </div> | |
| <button id="btnReset" style="visibility:hidden" class="btn btn-success" onclick="reset()">Try Again</button> | |
| </div> | |
| </div> | |
| </body> | |
| </html> |
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