Update Google Contacts with Google Apps Script

This Google Apps Script project will allow your existing contacts to update their Google Contacts entries using a simple online form. The HTML form is published using Apps Script’s HtmlService.

function go() {    
  
  var emailNAME     = ScriptProperties.getProperty("NAME");
  var googleGROUP   = ContactsApp.getContactGroup(
                          ScriptProperties.getProperty("GROUP"));
  
  if (googleGROUP) {
    
    var emailSUBJECT  = "Your contact information";    
    var myContacts = googleGROUP.getContacts();
    
    for (i=0; i
" + 
          "Please click here and fill-in the required details." +
              "Your information will be directly added to my Google Contacts." +
                "

Thanks,
" + emailNAME;
      
      var emailTEXT = "Hi,\n\n" + 
        "Would you please take a moment and update your contact information in my address book. \n\n" + 
          ScriptApp.getService().getUrl() + "?" + Utilities.base64Encode(ID + "#" + email) +
            "\n\nJust click the URL, fill-in the form and your details will be directly added to my Google Contacts." + 
              "\n\nThanks,\n" + emailNAME;
      
      GmailApp.sendEmail(email, emailSUBJECT, emailTEXT, 
                         {htmlBody:emailBody, name:emailNAME});
    }
  }   
}

function doGet() {
  var html = HtmlService.createTemplateFromFile("form").evaluate();
  html.setTitle("Google Contacts - Digital Inspiration")
  return html;  
}

function labnolGetContact(q) {    
  
  var contact = {};  
  contact.FOUND = 0;
  
  try {
    
    var id = Utilities.base64Decode(q);  
    var email = "";
    
    for(var i = 0; i