Script di creazione pacchetto "portable" di Firefox Win32 partendo dall'ultima release stabile.

r2z-fx.py

import requests
import urllib.request
import base64
import json
import os
import shutil
import subprocess
import hashlib

channel = "LATEST_FIREFOX_VERSION"

def fxjson(path,channel):
    urllib.request.urlretrieve(path,"firefox_versions.json")
    with open("firefox_versions.json", 'r') as f:
        response = json.load(f)
    os.remove("firefox_versions.json")
    return response[channel]

def fxdownload(url,filename):
    # URL di esempio https://ftp.mozilla.org/pub/firefox/releases/98.0.1/win64/it/Firefox%20Setup%2098.0.1.exe
    url = url.replace(" ", "%20") # https://stackoverflow.com/a/69811079
    urllib.request.urlretrieve(url,filename)
    hash_md5 = hashlib.md5() # https://stackoverflow.com/a/3431838
    with open(filename, "rb") as f:
        for chunk in iter(lambda: f.read(4096), b""):
            hash_md5.update(chunk)
    return hash_md5.hexdigest()

def fxTempClean():
    shutil.rmtree('./FxTemp', ignore_errors=True)
    shutil.rmtree('./core', ignore_errors=True)
    return

def fxUnzip(filename):
    fxTempClean()
    # https://stackoverflow.com/a/325495
    cmd = ['./7zz', 'x', filename, '-oFxTemp']
    p = subprocess.Popen(cmd, stdout=subprocess.PIPE)
    """
    for line in p.stdout:
        print(line)
    """
    p.wait()
    return p.returncode

def fxZip(version):
    shutil.move('./FxTemp/core','./core')
    fxZipFile = "firefox-%s-it.win32.zip" %version
    # https://stackoverflow.com/a/325495
    cmd = ['./7zz', 'a', fxZipFile, './core/*']
    p = subprocess.Popen(cmd, stdout=subprocess.PIPE)
    p.wait()
    return p.returncode

fxversion = fxjson("https://product-details.mozilla.org/1.0/firefox_versions.json",channel)
pkgpath = "https://ftp.mozilla.org/pub/firefox/releases/%s/win64/it/Firefox Setup %s.exe" % (fxversion,fxversion)
pkgname = "Firefox Setup %s.exe" % fxversion
download = fxdownload(pkgpath,pkgname)
print(channel,download)
unzip = fxUnzip(pkgname)
zip = fxZip(fxversion)
fxTempClean()