iframe-proxy | Sunbelt Computer Software

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<!DOCTYPE html>
   This code is taken from the sample given at https://developers.google.com/workspace/calendar/api/quickstart/js
    <div id='linkStore' style="display: none"></div>
    <script type="text/javascript">
      var CLIENT_ID;
      var API_KEY;
      // Discovery doc URL for APIs used by the quickstart
      const DISCOVERY_DOC = 'https://www.googleapis.com/discovery/v1/apis/calendar/v3/rest';
      // Authorization scopes required by the API; multiple scopes can be
      // included, separated by spaces.
      //const SCOPES = 'https://www.googleapis.com/auth/calendar.readonly';
      const SCOPES = 'https://www.googleapis.com/auth/calendar';
      let tokenClient;
      let gapiNowLoaded = false;
      let gisNowLoaded = false;
      let gapiInited = false;
      let gisInited = false;
       * Callback after api.js is loaded.
      function gapiLoaded() {
       gapiNowLoaded = true;
       * Callback after the API client is loaded. Loads the
       * discovery doc to initialize the API.
      async function initializeGapiClient() {
        await gapi.client.init({
          apiKey: API_KEY,
          discoveryDocs: [DISCOVERY_DOC],
        });
        gapiInited = true;
	gapiNowLoaded = false;
       * Callback after Google Identity Services are loaded.
      function gisLoaded() {
        gisNowLoaded = true;
     function gisLoadedFini() {
        tokenClient = google.accounts.oauth2.initTokenClient({
          client_id: CLIENT_ID,
          scope: SCOPES,
          callback: '', // defined later
        });
        gisInited = true;
	gisNowLoaded = false;
       *  Sign in the user 
      function doAuth() {
        tokenClient.callback = async (resp) => {
          if (resp.error !== undefined) {
            throw (resp);
        if (gapi.client.getToken() === null) {
          // Prompt the user to select a Google Account and ask for consent to share their data
          // when establishing a new session.
          tokenClient.requestAccessToken({prompt: 'consent'});
        } else {
          // Skip display of account chooser and consent dialog for an existing session.
          tokenClient.requestAccessToken({prompt: ''});
       *  Sign out the user
      function doSignout() {
        const token = gapi.client.getToken();
        if (token !== null) {
          google.accounts.oauth2.revoke(token.access_token);
          gapi.client.setToken('');
          document.getElementById('content').innerText = '';
       *  Add and event
      function addEvent( newEvent, calId ) {
        const request = gapi.client.calendar.events.insert({
 	     'calendarId': calId, 'resource': newEvent });
        request.execute(function(event) {
        /* document.getElementById('linkStore').innerText = event.htmlLink; */ });
       *  Handle message requests
      window.addEventListener('message', (event) => {
        var rMsg;
	const msgData = event.data.slice(0,10);
	if ( msgData == '{"plbmsg":' ) {	
	    rMsg = JSON.parse(event.data);
	 catch (exception) {
	   console.log(exception);
	   return;
	switch (rMsg.plbmsg) {
	  CLIENT_ID = rMsg.arg1; 
          API_KEY = rMsg.arg2; 
	  if ( gapiNowLoaded ) {
		gapi.load('client', initializeGapiClient);
	  if ( gisNowLoaded ) {
		gisLoadedFini();
	 if (gapiInited && gisInited) {
          doAuth();
	case 2: doSignout(); break;
	case 3: addEvent( rMsg.arg1, rMsg.arg2 ); break;
    </script>
    <script async defer src="https://apis.google.com/js/api.js" onload="gapiLoaded()"></script>
    <script async defer src="https://accounts.google.com/gsi/client" onload="gisLoaded()"></script>
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