89 lines
2.6 KiB
Python
89 lines
2.6 KiB
Python
"""
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fcco-Converter V2 – Metadaten-Modul
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Hilfsfunktionen für ID3-Tags, Cover-Bilder und Albumname-Generierung.
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"""
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from datetime import datetime
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from pathlib import Path
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from mutagen.easyid3 import EasyID3
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from mutagen.id3 import ID3, APIC
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from .config import WEEKDAY_SHORT_DE
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def generate_album_name(veranstaltung: str = "") -> str:
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"""Erstellt einen Albumnamen basierend auf dem aktuellen Datum und der Veranstaltung."""
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date_str = datetime.now().strftime("%d.%m.%Y")
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if veranstaltung:
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return f"{date_str} {veranstaltung}"
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return date_str
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def generate_folder_name(date_part: str, veranstaltung: str) -> str:
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"""Erstellt den Ordnernamen für den Export."""
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if veranstaltung:
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return f"{date_part} {veranstaltung}"
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return date_part
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def generate_date_part() -> str:
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"""Erstellt das Datumskürzel (z.B. '260719Sa') für die aktuelle Zeit."""
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now = datetime.now()
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return now.strftime("%y%m%d") + WEEKDAY_SHORT_DE[now.weekday()]
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def extract_event_from_folder(file_path: Path) -> tuple[str, str]:
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"""Versucht, Datum und Veranstaltung aus dem Ordnernamen zu extrahieren.
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Erwartetes Format: 'YYMMDDWt Veranstaltungsname'
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z.B. '260406Mo Ostermontag'
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Returns:
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(date_part, veranstaltung) oder ("", "") wenn nicht erkannt.
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"""
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folder_name = file_path.parent.name
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if len(folder_name) >= 8 and folder_name[:6].isdigit() and folder_name[6:8] in WEEKDAY_SHORT_DE:
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date_part = folder_name[:8]
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veranstaltung = folder_name[8:].strip() if len(folder_name) > 8 else ""
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return date_part, veranstaltung
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return "", ""
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def apply_id3_tags(
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mp3_path: Path,
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title: str,
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artist: str,
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album: str,
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track_number: int,
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year: str,
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cover_path: Path | None = None,
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) -> None:
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"""Schreibt ID3-Metadaten und optional ein Cover in die MP3-Datei."""
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audiofile = EasyID3(str(mp3_path))
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audiofile["title"] = title
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audiofile["artist"] = artist or "Unbekannt"
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audiofile["album"] = album or "Unbekanntes Album"
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audiofile["tracknumber"] = str(track_number)
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audiofile["date"] = year
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audiofile.save()
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if cover_path and cover_path.exists():
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audio_id3 = ID3(str(mp3_path))
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mime = "image/jpeg"
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suffix = cover_path.suffix.lower()
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if suffix == ".png":
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mime = "image/png"
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with open(cover_path, "rb") as img:
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audio_id3.add(
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APIC(
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encoding=3,
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mime=mime,
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type=3,
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desc="Cover",
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data=img.read(),
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)
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)
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audio_id3.save()
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