e.b.l.i.e.v.a.js

e.b.l.i.e.v.a.js

// PreReq: Inject FileSaver.js + jszip.js
// note: pages are periodically purged, automatically

_xbl._xct.prototype.clear = function () { }

zip = JSZip()

var unbound_saver = function (blob, filename, resolve_callback) {
  zip.file(filename, blob)
  resolve_callback()
};

function bind_trailing_args(fn, ...bound_args) {
  return function(...args) {
    return fn(...args, ...bound_args);
  };
}

promises = [];

//FIXME: need to call these blocks several times due to purging
for (var jsonp in _xga.layoutImageManager.layoutImageList) {
  if (_xga.layoutImageManager.layoutImageList.hasOwnProperty(jsonp)) {
    var image = _xga.layoutImageManager.layoutImageList[jsonp]
    imgname = jsonp.replace( /.*\//, '');
    for (v = 0; v < image.decryptImage.canvasList.length; v++) {
      promises.push(
        new Promise(function(resolve, reject) {
	      bound_saver_fn = bind_trailing_args(unbound_saver, imgname + v + ".png", resolve)
          image.decryptImage.canvasList[v].toBlob(bound_saver_fn)
        })
      )
    }
  }
}
Promise.all(promises)
.then(function() {
  zip.generateAsync({type:'blob'})
  .then(function(content) {
	saveAs(content, "image_parts.zip")
  })
});


for (var idx in _xga.page_info) {
  console.log("Page " + idx)
  var data = ""
  var info = _xga.page_info[idx]
  for (q = 0; q < info.draw_info.length; q++) {
    if (info.draw_info[q].k == 'c' && info.draw_info[q].u) {
      data += Array.prototype.map.call(info.draw_info[q].u.match(/.{1,4}/g), function(val) { return String.fromCharCode("0x" + val) }).join("");
    }
  }
  console.log(data)
}