Deobfuscated Real Product Photos (ldiogmccojapkeckgbfjkmjdbhgopghb) aliexpress extension code

RealProductPhotos.js

setGetRealImagesButton();

function setGetRealImagesButton() {
  var btn = addGetRealImgButtonOnPage();
  btn.addEventListener('click', getRealImgBtnPressed, true)
}

function addGetRealImgButtonOnPage() {
  var productActionMain = document.getElementsByClassName('product-action-main')[0];
  var a = document.createElement('a');
  a.style.backgroundColor = 'green';
  a.style.cursor = 'pointer';
  a.innerText = 'Get Real Images';
  a.className = 'buy-now-btn';
  a.id = 'getImagesBtn';
  var attr = document.createAttribute('real');
  attr.value = 'false';
  a.setAttributeNode(attr);
  productActionMain.appendChild(a);
  return a
}

function getRealImgBtnPressed() {
  showRealImages(1)
}

function showRealImages(page) {
  var productId = extractProductIdFromUrl(document['location']['href']);
  var ownerMemberId = extractOwnerIdFromHtml(document['documentElement']['innerHTML']);
  var feedbackUrl = createFeedBackUrl(page, productId, ownerMemberId);
  xhr = new XMLHttpRequest();
  xhr.open('GET', feedbackUrl, true);
  xhr.send();
  xhr.onreadystatechange = handleGetFeedbackResponse
}

function extractProductIdFromUrl(url) {
  var reg1 = /\d+.html/g;
  var match1 = reg1.exec(url)[0];
  var reg2 = /\d+/g;
  var match2 = reg2.exec(match1)[0];
  return match2
}

function extractOwnerIdFromHtml(htmlString) {
  var reg1 = /window.runParams.adminSeq="\d+."/g;
  var match1 = reg1.exec(htmlString)[0];
  var reg2 = /\d+/g;
  var match2 = reg2.exec(match1);
  return match2
}

function createFeedBackUrl(page, productId, ownerMemberId) {
  return 'https://feedback.aliexpress.com/display/productEvaluation.htm?page=' + page +
     '&withPictures=true&productId=' + productId +
     '&ownerMemberId=' + ownerMemberId
}

function handleGetFeedbackResponse(unused) {
  if (xhr.readyState == 4 && xhr.status == 200) {
    var domParser = new DOMParser();
    var dom = domParser.parseFromString(xhr.responseText, 'text/html');
    var n = getCrtPageFromFeedbackResponse(dom);
    if (n === -1) {
      displayImages([], null, null);
      return
    };
    var hasNext = getHasNextFromFeedbackResponse(dom);
    var links = getImagesFromFeedbackResponsText(xhr['responseText']);
    displayImages(links, n, hasNext)
  } else {
    console.error('Extension error:', xhr)
  }
}

function getCrtPageFromFeedbackResponse(dom) {
  var elem = dom.evaluate('//span[@class=\"ui-pagination-active\"]', dom, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
  if (elem) {
    return Number(elem.innerText)
  } else {
    return Number(-1)
  }
}

function getHasNextFromFeedbackResponse(dom) {
  var retval = false;
  var elem = dom.evaluate('//a[contains(@class,\"ui-pagination-next\")]', dom, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
  if (elem) {
    retval = true
  };
  return retval
}

function getImagesFromFeedbackResponsText(text) {
  var match = null;
  var links = [];
  var i = 0;
  var imgRegex = /<img src=\".+\"/g;
  var urlRegex = /http.+\.jpg\"/g;
  do {
    match = imgRegex.exec(text);
    if (match) {
      var match2 = urlRegex.exec(match[0]);
      if (match2) {
        var match = match2[0].replace('\"', '');
        links[i] = match;
        i++;
      }
    }
  } while (match);
  return links
}

function displayImages(links, curImg, hasNext) {
  if (links.length == 0) {
    removeButtonAndSetNoImagesText()
  } else {
    var thumbList = document.getElementById('j-image-thumb-list');
    insertThumbnailScript();
    removePreviousImages(thumbList);
    renderNewImages(thumbList, links);
    insertImagesNavButtons(thumbList, curImg, hasNext)
  }
}

function removeButtonAndSetNoImagesText() {
  var productActionMain = document.getElementsByClassName('product-action-main')[0];
  var getImagesBtn = document.getElementById('getImagesBtn');
  productActionMain.removeChild(getImagesBtn);
  var span = document.createElement('span');
  span.innerText = 'No User Images';
  productActionMain.appendChild(span)
}

function insertImagesNavButtons(thumbList, curImg, hasNext) {
  var li = document.createElement('li');
  li.style.textAlign = 'center';
  if (curImg > 1) {
    var a = document.createElement('a');
    li.appendChild(a);
    a.innerText = '  <<  ';

    function onClick() {
      showRealImages(curImg - 1)
    }
    a.addEventListener('click', onClick, true)
  }
  if (hasNext) {
    var a = document.createElement('a');
    li.appendChild(a);
    a.innerText = '  >>  ';

    function onClick() {
      showRealImages(curImg + 1)
    }
    a.addEventListener('click', onClick, true)
  }
  if (curImg > 1 || hasNext) {
    thumbList.appendChild(li)
  }
}

function renderNewImages(wrapper, links) {
  var template = '<div id=\'scrollarea-content\'>' + '{{#images}}<li class=\"\" onmouseover=\"thumbnailPressed(\'{{imgsrc}}\')\" >' + '<span class=\"img-thumb-item\">' + '<img src=\"{{imgsrc}}\" oncontextmenu=\"return true;\"  onmouseup=\"return true;\" onselectstart=\"return true;\">' + '</span>' + '</li>{{/images}}' + '</div>';
  var replacments = {
    images: []
  };
  links.forEach(function(link) {
    replacments.images.push({
      imgsrc: link
    })
  }, this);
  var html = Mustache.render(template, replacments);
  wrapper.innerHTML = html
}

function removePreviousImages(thumbList) {
  thumbList.classList.add('scrollarea-invalid');
  var items = thumbList.getElementsByTagName('li');
  for (var i = 0; i < thumbList.length; i++) {
    var item = items[i];
    thumbList.remove(item)
  }
}

function insertThumbnailScript() {
  if (!document.getElementById('thumbnailPressedCustomId')) {
    var script = document.createElement('script');
    script.id = 'thumbnailPressedCustomId';
    script.innerText =
    'function thumbnailPressed(imgsrc) {' +
      'var tf=document.getElementsByClassName(\'ui-image-viewer-thumb-frame\');' +
      'if (tf[0]) { tf[0].getElementsByTagName(\'img\')[0].src=imgsrc; }' +
      'var vi=document.getElementsByClassName(\'ui-image-viewer-image-frame\');' +
      'if (vi[0]){vi[0].getElementsByTagName(\'img\')[0].src=imgsrc;} return true;};';

    document['head'].appendChild(script)
  }
}