Illustrator script for saving drawables

save_drawables.jsx

/**
* Remixer 1: @herkulano (http://www.herkulano.com)
* Remixer 2: @hotappsfactory (http://www.hotappsfactory.com)
* Thanks to: Niels Bosma (niels.bosma@motorola.com)
*/

var folder = Folder.selectDialog();
var document = app.activeDocument;
var imageName;

if (document && folder) {
  imageName = prompt("Image Name", "") || "";
}

if (document && folder) {
  saveToRes(100, imageName, "", imageName + "-iOS", false);
  saveToRes(200, imageName, "@2x", imageName + "-iOS", false);  
  saveToRes(300, imageName, "@3x", imageName + "-iOS", false);
  
  saveToRes(100, imageName, "", "drawable-mdpi", true);
  saveToRes(150, imageName, "", "drawable-hdpi", true);
  saveToRes(200, imageName, "", "drawable-xhdpi", true);
  saveToRes(300, imageName, "", "drawable-xxhdpi", true);
  saveToRes(400, imageName, "", "drawable-xxxhdpi", true);
}

/**
* Scale and export file suffixed by densitySuffix, in a specific folder named folderName
*/
function saveToRes(scaleTo, fileName, densitySuffix, folderName, android) {
  var i, ab, file, options;

  var myFolder = new Folder(folder.absoluteURI + "/" + folderName);
  if (!myFolder.exists) myFolder.create();

  for (i = document.artboards.length - 1; i >= 0; i--) {
    if (android) {
      fileName = fileName.replace(/\-/g, "_");
    }

    file = new File(myFolder.fsName + "/" + fileName + densitySuffix + ".png");
    
    options = new ExportOptionsPNG24();
    options.antiAliasing = true;
    options.transparency = true;
    options.artBoardClipping = true;
    options.verticalScale = scaleTo;
    options.horizontalScale = scaleTo;
    
    document.exportFile(file, ExportType.PNG24, options);
  }
}

function isUpperCase(myString) {
  return (myString == myString.toUpperCase()); 
}