Mods downloader for CurseForge modpacks. CC0 so dowhatever you want

curseforge_modpack_dl.py

# Hacky script because I can't be arsed with both CF's bullshit

# Instructions:
# - Download modpack from CurseForge's website
# - Unzip
# - Run this script in the unzipped folder (manifest.json and modlist.html should be present)
# - Copy mods/ (& overrides/ maybe) folder wherever

import json, os, cloudscraper

try:
    os.mkdir('mods')
except:
    pass

manifest = json.load(open("manifest.json"))

requests = cloudscraper.create_scraper() # Fuck you Cloudflare

for l in open("modlist.html").readlines():
    if not 'href="' in l:
        continue
    url = l.split('href="')[1].split('">')[0] # Easier IMO
    print('fetching', url)
    r = requests.get(url)
    if r.status_code != 200:
        print('failed to fetch', url, 'code', r.status_code)
        continue
    for f in manifest['files']:
        if 'data-project-id="' + str(f['projectID']) + '"' in r.text:
            url += '/download/' + str(f['fileID']) + '/file'
            print('downloading', url)
            # https://stackoverflow.com/a/16696317
            with requests.get(url, stream = True) as r:
                file_url = r.history[-1].url
                print('final url:', file_url)
                file_name = file_url.split('?')[0].split('/')[-1]
                print('filename :', file_name)
                r.raise_for_status()
                r_len = int(r.headers['content-length'])
                r_dl = 0
                with open('mods/' + file_name, 'wb') as f:
                    for c in r.iter_content(chunk_size = 1 << 18):
                        r_dl += len(c)
                        print('%d / %d (%.1f%%)' % (r_dl, r_len, r_dl * 100 / r_len))
                        f.write(c)
            break
    else:
        print('no matching project ID found')