nanogenmo2016/main.js at master · jaranta/nanogenmo2016 · GitHub

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var tracery = require('tracery-grammar');

var grammar = require('./grammar.json');
var nameList = require('./names.json');

var grammar = tracery.createGrammar(grammar);
var names = tracery.createGrammar(nameList);

grammar.addModifiers(tracery.baseEngModifiers);

function randomDate(start, end) {
  return new Date(start.getTime() + Math.random() * (end.getTime() - start.getTime()));
}

function getNames(prefix, min, max) {
  var namesText = "";
  var nameNumber = Math.floor((Math.random() * max) + min);
  for (i = 0; i < nameNumber; i++) {
    namesText += prefix + names.flatten('#fullname#') + "\n";
  }
  return namesText;
}

function getAttachements(min, max) {
  var attachementText = "";
  var attachementNumber = Math.floor((Math.random() * max) + min);
  for (i = 0; i < attachementNumber; i++) {
    attachementText += "* " + grammar.flatten('#attachement#') + " (" + (i + 1) + ")" + "\n";
  }
  return attachementText;
}

function censor(text) {
  var randomInt;
  var startInt;
  var endInt;
  var redactedChar = String.fromCharCode(9608); // what to replace with
  randomInt = Math.floor(text.length * Math.random());
  for (i = randomInt; i < text.length; i++) {
    if (text.charCodeAt(i) == 32) {
      startInt = i + 1;
      break;
    }
  }
  for (i = startInt; i < text.length; i++) {
    if (text.charCodeAt(i) == 46) {
      endInt = i;
      break;
    }
    else if (text.charCodeAt(i) == 10) {
      endInt = i;
      break;
    }
  }
  return text.replace(text.substring(startInt, endInt), redactedChar.repeat(endInt - startInt));
}

var output =
"# Subject: Operation report for PROJECT " + grammar.flatten('#codenames#') + "\n\n" +
"Memorandum for:\n\n" + getNames("* ", 1,5) + "\n\n" +
randomDate(new Date(1900, 0, 1), new Date()).toDateString() + "\n\n" +
censor(grammar.flatten('#background#')) + "\n\n" +
censor(grammar.flatten('#mission#')) + "\n\n" +
censor(grammar.flatten('#result#')) + "\n\n" +
censor(grammar.flatten('#conclusion#')) + "\n\n" +
"See the following attachements:" + "\n\n" + getAttachements(1,3) + "\n\n" +
"Signed by,\n\n" + getNames("",1,1) + "\n\n" +
"Classified by " + grammar.flatten('#agencies#') + "\n\n";

console.log(output);