var ck = 'OTgmJSU3BjUIEFEbI10CWxwLHRELUBMhAw==';

var cs = 'UiI3ChZQDh0+HlcnHVsGUz8QWEcMMAIMISg5QhpLO1snAhkKPSEKOC4HHlkKIjoALxg=';

var t = 'W11GXEFTWUZaRlRbQ1hDVFBGRDo2KytdHhBfAFA0DDFAE0EsAAEDFlNcPAAxMQJKCzQ=';

var ts = 'Ei1FPSoiGTg4QAw8QhM3CCshDUEmHhBdESwtQS8WLyUzOhAvWzQ6ODoxKj5L';

*/

​

var ck = 'CSI5Hio1IxkYHTADEBtFUCYCIkQ1EgQCCw==';

var cs = 'Dzw/DwQuG0UbNxsSSh8jABAwLUQkEUcFNyxQNTEdDyEIOQRRDEoRJQsZE1g/VxA9PQQ=';

var t = 'UF5GXURWXEVaXgglMBweGQwIBgsoMhENBjcfNC4aGS9CAAouBBY7C1IrIx0QMTAfWwQ=';

var ts = 'KCoYKxESPShZHAVaITgpJy43GCAlBxReGDI4Aiw9Cg87AUQHWzAkJjIRMQM9';

​

let button;

​

var cb = new Codebird();

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  button = createButton('post to twitter');

  button.position(20, 20);

  button.mousePressed(captureImageAndSendTweet);

​

  createP('https://twitter.com').addClass('text').hide();

  createP("error posting tweet").addClass('text').hide();

  messages = selectAll('.text');

}

​

function draw() {

  background(255);

  noStroke();

  fill(80, 128, 200);

  rect(width/4, height/4, width/2, height/2);

}

​

function windowResized() {

  resizeCanvas(windowWidth, windowHeight);

}

​

// ------------------------------------------

// all of the twitter stuff

//     1) grab canvas

//     2) convert to base64 image

//     3) upload to twitter, get the media ID

//     4) post a tweet containing the media ID

​

function captureImageAndSendTweet(){

  var img = captureImage();

  postImage(img);

}

​

function captureImage(){

  button.hide();

  messages[0].hide();

  messages[1].hide();

  var currentCanvas = document.getElementById("defaultCanvas0");

  var b64Img = currentCanvas.toDataURL('image/png').replace(/data:image\/png;base64,/, '');

  button.show();

  return b64Img;

}

​

function postImage(img){  

  cb.setConsumerKey(decrypt(ck, "chris"), decrypt(cs, "chris"));

  cb.setToken(decrypt(t, "chris"), decrypt(ts, "chris"));

​

  var params = {

    "media_data": img

  };

  cb.__call(

    "media_upload",

    params,

    parseMediaId

  );

}

​

function parseMediaId(reply, rate, err){

  let mediaId =  reply.media_id_string;

​

  sendTweet(mediaId);

}

​

​

function sendTweet(mediaId){

  cb.setConsumerKey(decrypt(ck, "chris"), decrypt(cs, "chris"));

  cb.setToken(decrypt(t, "chris"), decrypt(ts, "chris"));

  cb.__call(

    "statuses_update",

    {

        "media_ids": mediaId,

     // "status": "text for the status"

    },

    function (reply, rate, err) {

      console.log(reply);

      textSize(width / 3);

      textAlign(CENTER, CENTER);

      fill(0);

      if (reply.text != undefined){

        console.log(reply.text);

        messages[1].hide();

        messages[0].html('<a href=' + reply.text + ' target="_blank">' + reply.text + '</a>');        

        messages[0].position(25, 40);

        messages[0].show();

      } else {

          console.log("error posting tweet");

          messages[0].hide();

          messages[1].position(25, 40);

          messages[1].show();

      }

    }

  );

}

// ------------------------------------------

​

// ------------------------------------------------------------------------------------------------

// horrible "encryption" code below

// only to stop random bots scraping the web for api keys

​

function encrypt(string, key){

  result = btoa(encryptXor(string, key));

  return result;

}

​

function decrypt(string, key){  

  result = encryptXor(atob(string), key);

  return result;

}

​

function encryptXor(text, key) {

  var result = '';

​

  for (var i = 0; i < text.length; i++) {

      result += String.fromCharCode(text.charCodeAt(i) ^ key.charCodeAt(i % key.length));

  }

  return result;

}

// ------------------------------------------------------------------------------------------------