61. ugoira.com [downloader] [pixiv]

/*
  base   : https://ugoira.com/
  by     : wolep
  req    : RennZero Official
  note   : handdle buffer nya ya
  update : 8 September 2025
*/

import fs from 'fs'

const ugoira = {
  _baseUrl: 'https://ugoira.com',

  _getBuff: async function (url) {
    try {
      const headers = {
        "referer": this._baseUrl + "/",
      }
      const r = await fetch(url, { headers })
      if (!r.ok) throw Error('ror')
      return Buffer.from(await r.arrayBuffer())
    } catch (e) {
      return null
    }
  },

  download: async function (url) {
    // validation
    const postId = url.match(/^ *(?:https:\/\/)?www.pixiv.net(?:\/en)?\/artworks\/(\d+) *$/)?.[1]
    if (!postId) throw Error(`gagal menemukan match post id. pastikan url sudah benar`)

    // hit
    const headers = {
      "content-type": "application/json",
    }
    const body = JSON.stringify({ text: postId })
    const r = await fetch("https://ugoira.com/api/illusts/queue", { headers, body, "method": "POST" })
    if (!r.ok) throw Error(`${r.status} ${r.statusText}`)
    const j = await r.json()

    // mp4 path checking
    const mp4 = j?.data?.[0]?.preview?.mp4
    if (!mp4) throw Error(`gagal mendapatkan url download mp4`)

    // download mp4 into buffer
    const buff = await this._getBuff(mp4)
    if (!buff) throw Error(`gagal mendownload mp4`)

    // return value
    const result = {
      bufferMp4: buff,
      meta: j.data[0]
    }

    return result
  }
}

// cara pakai
ugoira.download('https://www.pixiv.net/en/artworks/89324061')
  .then(data => {
    // handle buffer
    const path = './' + data.meta.id + '.mp4'
    fs.writeFileSync(path, data.bufferMp4)
    console.log('file saved!', path)
  })
  .catch(error => {
    console.log(`error. ${error.message}`)
  })


/* output json
{
  "bufferMp4": bla bla bla bla...... ,
  "meta": {
    "id": 89324061,
    "type": 2,
    "title": "Pari bounce",
    "author_name": "Kamuo",
    "author_id": 41011921,
    "preview": {
      "cover": "https://i.ugoira.com/img-original/img/2021/04/22/23/03/30/89324061_ugoira0.jpg",
      "mp4": "https://t-hk.ugoira.com/ugoira/89324061.mp4"
    },
    "width": 1600,
    "height": 1600,
    "nsfw": false,
    "tags": [
      "Ugoira",
      "デフォルメ",
      "かわいい"
    ]
  }
}   */