Download facebook photos

download_fb_photos.js

const fetchedPhotoUrls = [];

function getCurrentPhoto() {
  const ele = document.querySelector(
    '[data-visualcompletion="media-vc-image"]',
  );

  return ele.src;
}

async function downloadPhoto(photoUrl) {
  const image = await fetch(photoUrl);
  const imageBlog = await image.blob();
  const imageURL = URL.createObjectURL(imageBlog);
  const link = document.createElement('a');

  link.href = imageURL;
  link.download = /.*\/(.+\.jpg).*/.exec(photoUrl)[1];
  document.body.appendChild(link);
  link.click();

  document.body.removeChild(link);
}

async function downloadAllPhotos() {
  let photoUrl = getCurrentPhoto();

  //   Loop through all photos
  while (!fetchedPhotoUrls.includes(photoUrl)) {
    await downloadPhoto(photoUrl);

    fetchedPhotoUrls.push(photoUrl);

    const nextBtn = document.querySelector('[aria-label="Next photo"]');
    nextBtn.click();

    await new Promise((resolve) => {
      setTimeout(resolve, 1000);
    });

    photoUrl = getCurrentPhoto();
  }
}

downloadAllPhotos()
  .then(() => {
    console.log(`Downloaded all (${fetchedPhotoUrls.length}) photos!`);
  })
  .catch(console.error);

download_fb_photos.min.js

const fetchedPhotoUrls=[];function getCurrentPhoto(){return document.querySelector('[data-visualcompletion="media-vc-image"]').src}async function downloadPhoto(o){const e=await fetch(o),t=await e.blob(),c=URL.createObjectURL(t),l=document.createElement("a");l.href=c,l.download=/.*\/(.+\.jpg).*/.exec(o)[1],document.body.appendChild(l),l.click(),document.body.removeChild(l)}async function downloadAllPhotos(){let o=getCurrentPhoto();for(;!fetchedPhotoUrls.includes(o);){await downloadPhoto(o),fetchedPhotoUrls.push(o);document.querySelector('[aria-label="Next photo"]').click(),await new Promise((o=>{setTimeout(o,1e3)})),o=getCurrentPhoto()}}downloadAllPhotos().then((()=>{console.log(`Downloaded all (${fetchedPhotoUrls.length}) photos!`)})).catch(console.error);