WhatsApp Web Profile Picture Scraper - just paste into the console!

WaWebProfilePictureScraper.js

async function scrape() {

  let allChats = [];

  for (let i = 0; i < 250; i++) {

    let allChatElements = document.querySelectorAll(".X7YrQ");

    console.log("Iter ", i, allChatElements.length, " elements");

    for (let k = 0; k < allChatElements.length; k++) {
      try {
        let c = allChatElements[k];

        let title = c.querySelector("._19RFN").innerText;
        let image = (c.querySelector("img") || {}).src;

        if (!allChats[title] && image && image.startsWith('http')) {
          allChats[title] = image;
          console.log(title, image);
        }
      } catch (e) {
        console.warn(e);
      }
    }

    document.querySelector("#pane-side").scrollTop += 72;
    await sleep(200);
  }

  let allChatsConv = [];

  for (const [key, value] of Object.entries(allChats)) {
    console.log(key, value);
    allChatsConv.push({
      title: key,
      image: value
    });
  }

  console.log(allChatsConv);
  return allChatsConv;
}

async function showDownloadLinks(list) {
  let newEl = document.createElement('div');
  newEl.innerHTML = `<div class="pp-dl" style="position: absolute; left: 50%; top: 50%; background: #4cec66; height: 100px; width: 250px; z-index: 100000000000; box-shadow: 10px 10px 5px;">
  <a id="dl">DOWNLOAD</a>
  </div>`;

  document.body.insertBefore(newEl, document.body.firstChild);
  document.getElementById('dl').addEventListener("click", nextDownloadLink);
}

var downloadLinkIndex = 0;

async function nextDownloadLink() {
  let item = l[downloadLinkIndex];
  let a = document.getElementById("dl");
  let extraReq = await fetch(item.image); //necessary to get the full resolution
  await sleep(500);
  let file = await fetch(item.image).then(r => r.blob());
  a.href = URL.createObjectURL(file);
  a.innerHTML = "DOWNLOAD " + item.title + "(" + downloadLinkIndex + "/" + l.length + ")";
  a.download = item.title + " " + timestamp();
  downloadLinkIndex++;
}

function timestamp() {
  let d = new Date().toISOString().replace(/[-TZ\.:]/g, '');
  return d.slice(0, 8) + "_" + d.slice(8, 14);
}

function sleep(ms) {
  return new Promise(resolve => setTimeout(resolve, ms));
}

var l = await scrape();
await showDownloadLinks(l);

alert("That might help you: \nxdotool click --delay 2000 --repeat 250 1");