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148 lines
3.7 KiB
JavaScript
148 lines
3.7 KiB
JavaScript
/*
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* Copyright (c) Contributors to the Open 3D Engine Project
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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var http = require("https");
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var facebookClientID = "{{facebookClientID}}";
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var facebookClientSecret = "{{facebookClientSecret}}";
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var facebookRedirectUrl = "{{facebookRedirectUrl}}";
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var getFacebookRefreshToken = function(code, callback)
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{
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var options = {
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hostname: 'graph.facebook.com',
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path: '/v2.3/oauth/access_token',
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port: 443,
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method : "POST",
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headers : {'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8'}
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};
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var body = "client_id=" + facebookClientID + "&";
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body += "redirect_uri=" + facebookRedirectUrl + "&";
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body += "client_secret=" + facebookClientSecret + "&";
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body += "code=" + code;
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console.log(body);
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var req = http.request(options, function(res) {
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res.setEncoding('utf8');
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var store = "";
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res.on('data', function (chunk) {
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console.log(chunk);
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store += chunk;
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});
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res.on('end', function() {
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var response = JSON.parse(store);
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var data = {
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access_token : response.access_token,
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expires_in : response.expires_in,
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};
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console.log(data);
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callback(null, data);
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});
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req.on('error', function(e) {
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console.log('problem with request: ' + e.message);
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callback(e);
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});
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});
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req.write(body);
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req.end();
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};
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var refreshAccessToken = function(refreshToken, callback)
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{
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var options = {
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hostname: 'graph.facebook.com',
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path: '/v2.3/oauth/access_token',
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port: 443,
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method : "POST",
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headers : {'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8'}
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};
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var body = "grant_type=fb_exchange_token&";
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body += "fb_exchange_token=" + refreshToken + "&";
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body += "redirect_uri=" + facebookRedirectUrl + "&";
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body += "client_id=" + facebookClientID + "&";
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body += "client_secret=" + facebookClientSecret;
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console.log(body);
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var req = http.request(options, function(res) {
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res.setEncoding('utf8');
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var store = "";
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res.on('data', function (chunk) {
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console.log(chunk);
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store += chunk;
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});
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res.on('end', function() {
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var response = JSON.parse(store);
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var data = {
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access_token : response.access_token,
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expires_in : response.expires_in,
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refresh_token : response.refresh_token,
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};
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console.log(data);
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callback(null, data);
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});
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req.on('error', function(e) {
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console.log('problem with request: ' + e.message);
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callback(e);
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});
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});
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req.write(body);
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req.end();
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};
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exports.{{handlerName}} = function(event, context) {
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if(typeof event.code != 'undefined') {
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var code = event.code;
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console.log(code);
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getFacebookRefreshToken(code, function(err, data)
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{
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if(err)
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{
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context.fail(err);
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}
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else
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{
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context.succeed (data);
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}
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});
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}
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else if(typeof event.refresh_token != 'undefined') {
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var refresh_token = event.refresh_token;
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console.log(refresh_token);
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refreshAccessToken(refresh_token, function(err, data)
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{
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if(err)
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{
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context.fail(err);
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}
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else
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{
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context.succeed (data);
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}
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});
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}
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};
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