mailcat
115 lines
3.3 KiB
Python
115 lines
3.3 KiB
Python
#!/usr/bin/env python3
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"""
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Download alle e-mails van een IMAP-account naar lokale .eml-bestanden.
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Gebruik: python download_mailbox.py
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Resultaat: mailbox/<mapnaam>/<id>.eml
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Het script is herstart-safe: al gedownloade mails worden overgeslagen.
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"""
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import imaplib
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import os
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import re
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import sys
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import getpass
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from pathlib import Path
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from imap_utils import list_folders, quote_mailbox
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IMAP_HOST = "australius.nl"
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IMAP_PORT = 993
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LOCAL_DIR = Path(__file__).parent / "mailbox"
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def safe_path(name: str) -> str:
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"""Zet mapnaam om naar een veilige directorynaam."""
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return re.sub(r'[<>:"/\\|?*\x00-\x1f]', "_", name)
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def download():
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username = input("E-mailadres: ").strip()
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password = getpass.getpass("Wachtwoord: ")
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print(f"\nVerbinden met {IMAP_HOST}:{IMAP_PORT} ...")
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try:
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mail = imaplib.IMAP4_SSL(IMAP_HOST, IMAP_PORT)
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mail.login(username, password)
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except Exception as exc:
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print(f"Mislukt: {exc}")
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sys.exit(1)
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print("Ingelogd.\n")
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folders = list_folders(mail)
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if not folders:
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print("Kan mappenlijst niet ophalen.")
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sys.exit(1)
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print(f"Gevonden mappen ({len(folders)}):")
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for f in folders:
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print(f" {f}")
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print()
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total_new = total_skip = total_err = 0
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num_folders = len(folders)
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for folder_idx, folder in enumerate(folders, 1):
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folder_prefix = f"[map {folder_idx}/{num_folders}] {folder}"
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status, data = mail.select(quote_mailbox(folder), readonly=True)
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if status != "OK":
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print(f"{folder_prefix}: kan niet openen – overgeslagen.")
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continue
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num = int(data[0])
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local_dir = LOCAL_DIR / safe_path(folder)
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local_dir.mkdir(parents=True, exist_ok=True)
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if num == 0:
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print(f"{folder_prefix}: leeg.")
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continue
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status, data = mail.search(None, "ALL")
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if status != "OK":
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print(f"{folder_prefix}: zoeken mislukt – overgeslagen.")
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continue
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ids = data[0].split()
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num_to_fetch = sum(1 for uid in ids if not (local_dir / f"{uid.decode()}.eml").exists())
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new = skip = err = 0
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for msg_idx, uid in enumerate(ids, 1):
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path = local_dir / f"{uid.decode()}.eml"
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if path.exists():
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skip += 1
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continue
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done = new + err + 1
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print(f"\r{folder_prefix}: bericht {done}/{num_to_fetch} ", end="", flush=True)
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try:
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status, msg_data = mail.fetch(uid, "(RFC822)")
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if status == "OK" and msg_data and msg_data[0]:
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path.write_bytes(msg_data[0][1])
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new += 1
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else:
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err += 1
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except Exception:
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err += 1
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total_new += new
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total_skip += skip
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total_err += err
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parts = [f"{new} nieuw", f"{skip} al aanwezig"]
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if err:
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parts.append(f"{err} fout")
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print(f"\r{folder_prefix}: " + ", ".join(parts) + " ")
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mail.logout()
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print(f"\nKlaar. {total_new} gedownload, {total_skip} overgeslagen", end="")
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if total_err:
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print(f", {total_err} fouten", end="")
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print(f".\nOpgeslagen in: {LOCAL_DIR.resolve()}")
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if __name__ == "__main__":
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LOCAL_DIR.mkdir(exist_ok=True)
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download()
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