@kelvdra/scraper/lib/webp2mp4.js

A simple scraper by kelvdra.

const fetch = require("node-fetch");
const FormData = require("form-data");
const { JSDOM } = require("jsdom");

async function webp2mp4(source) {
  let form = new FormData();
  let isUrl = typeof source === "string" && /https?:\/\//.test(source);
  form.append("new-image-url", isUrl ? source : "");
  form.append("new-image", isUrl ? "" : source, "image.webp");
  let res = await fetch("https://ezgif.com/webp-to-mp4", {
    method: "POST",
    body: form,
  });
  let html = await res.text();
  let { document } = new JSDOM(html).window;
  let form2 = new FormData();
  let obj = {};
  for (let input of document.querySelectorAll("form input[name]")) {
    obj[input.name] = input.value;
    form2.append(input.name, input.value);
  }
  let res2 = await fetch("https://ezgif.com/webp-to-mp4/" + obj.file, {
    method: "POST",
    body: form2,
  });
  let html2 = await res2.text();
  let { document: document2 } = new JSDOM(html2).window;
  return new URL(
    document2.querySelector("div#output > p.outfile > video > source").src,
    res2.url,
  ).toString();
}

async function webp2png(source) {
  let form = new FormData();
  let isUrl = typeof source === "string" && /https?:\/\//.test(source);
  form.append("new-image-url", isUrl ? source : "");
  form.append("new-image", isUrl ? "" : source, "image.webp");
  let res = await fetch("https://ezgif.com/webp-to-png", {
    method: "POST",
    body: form,
  });
  let html = await res.text();
  let { document } = new JSDOM(html).window;
  let form2 = new FormData();
  let obj = {};
  for (let input of document.querySelectorAll("form input[name]")) {
    obj[input.name] = input.value;
    form2.append(input.name, input.value);
  }
  let res2 = await fetch("https://ezgif.com/webp-to-png/" + obj.file, {
    method: "POST",
    body: form2,
  });
  let html2 = await res2.text();
  let { document: document2 } = new JSDOM(html2).window;
  return new URL(
    document2.querySelector("div#output > p.outfile > img").src,
    res2.url,
  ).toString();
}

if (require.main === module) {
  // TODO: Test
  webp2mp4("https://mathiasbynens.be/demo/animated-webp-supported.webp").then(
    console.error,
  );
  webp2png("https://mathiasbynens.be/demo/animated-webp-supported.webp").then(
    console.error,
  );
} else {
  module.exports = { webp2mp4, webp2png };
}