with requests.get(url, headers=HEADERS, stream=True, timeout=30) as r: r.raise_for_status() total = int(r.headers.get("content-length", 0)) print(f"Downloading: local_filename (total/1e6:.2f MiB)" if total else f"Downloading: local_filename")
# ------------------------------------------------------------------ # Step 1 – isolate the static prefix, the arithmetic expression, # and the suffix (filename) from the JavaScript. # ------------------------------------------------------------------ # Example raw_href: # "/d/abcd1234/" + (12345+6789) + "/my%20file.zip" # # Regex groups: # 1 – static part before the '+' # 2 – the arithmetic expression inside the parentheses # 3 – the suffix (including the leading '/') # pattern = re.compile( r'''(?P<prefix>[^"]+?)\s*\+\s*\(\s*(?P<expr>[^)]+?)\s*\)\s*\+\s*(?P<suffix>/.+)''' ) m = pattern.search(raw_href) if not m: # Occasionally the page already contains a plain URL (no JS). Return it directly. if raw_href.startswith("/"): return urllib.parse.urljoin(base_url, raw_href) else: return raw_href
# ------------------------------------------------------------------ # Step 3 – re‑assemble the full path. # ------------------------------------------------------------------ final_path = f"prefixvaluesuffix" direct_url = urllib.parse.urljoin(base_url, final_path) return direct_url
# ------------------------------------------------------------------ # 3️⃣ Optional download # ------------------------------------------------------------------ if args.download: try: download_file(direct_link, out_dir=args.out) except Exception as exc: sys.exit(f"[❌] Download failed: exc")
var a = document.getElementById('dlbutton'); a.href = "/d/xxxxxxxx/" + (12345 + 6789) + "/filename.ext";
# ------------------------------------------------------------------ # 1️⃣ Fetch the page # ------------------------------------------------------------------ try: page_html = fetch_page(args.url) except Exception as exc: sys.exit(f"[❌] Failed to fetch page: exc")