code: function sendContent(res, args, action, padId, padURL, resultDb) {
    console.debug("starting sendContent: args ->", action, " / ", padId, " / ", padURL, " / ", resultDb);
  
    if (action == 'subscribe') {
      var actionMsg = "Subscribing '" + resultDb.email + "' to pad " + padId;
    } else {
      var actionMsg = "Unsubscribing '" + resultDb.email + "' from pad " + padId;
    }
    var msgCause, resultMsg, classResult;
  
    if (resultDb.foundInDb == true && resultDb.timeDiffGood == true) {
      // Pending data were found un Db and updated -> good
      resultMsg = "Success";
      classResult = "validationGood";
      if (action == 'subscribe') {
        msgCause = "You will receive email when someone changes this pad.";
      } else {
        msgCause = "You won't receive anymore email when someone changes this pad.";
      }
    } else if (resultDb.foundInDb == true) {
      // Pending data were found but older than a day -> fail
      resultMsg = "Too late!";
      classResult = "validationBad";
      msgCause = "You have max 24h to click the link in your confirmation email.";
    } else {
      // Pending data weren't found in Db -> fail
      resultMsg = "Fail";
      classResult = "validationBad";
      msgCause = "We couldn't find any pending " + (action == 'subscribe'?'subscription':'unsubscription') + "<br />in our system with this Id.<br />Maybe you wait more than 24h before validating";
    }
  
    args.content = fs.readFileSync(__dirname + "/templates/response.ejs", 'utf-8');
    args.content = args.content
      .replace(/\<%action%\>/, actionMsg)
      .replace(/\<%classResult%\>/, classResult)
      .replace(/\<%result%\>/, resultMsg)
      .replace(/\<%explanation%\>/, msgCause)
      .replace(/\<%padUrl%\>/g, padURL);
  
    res.contentType("text/html; charset=utf-8");
    res.send(args.content); // Send it to the requester*/
  }
docs: Create html output with the status of the process