Nicolas Gruber
32b4dc4823
- Studentenplan (eigene/fremde Matrikelnummer) mit Wochenansicht, Semesterübersicht, iCal/CSV-Export - Studiengangs-Pläne nach StG/Semester/Verband mit Gruppen-Filter - Namenslisten mit Suche, Matrikel-Decode und CSV-Export - Studiennummer-Decoder auf der Startseite - Docker (Dockerfile, Compose) und Caddy-Beispiel für Deploy
77 lines
2.2 KiB
Python
77 lines
2.2 KiB
Python
"""Shared helpers."""
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import re
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from datetime import date, datetime, timedelta
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DAY_NAMES = ["Montag", "Dienstag", "Mittwoch", "Donnerstag", "Freitag", "Samstag", "Sonntag"]
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MONTHS = ["Jan", "Feb", "Mär", "Apr", "Mai", "Jun", "Jul", "Aug", "Sep", "Okt", "Nov", "Dez"]
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def week_start(d: date) -> date:
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return d - timedelta(days=d.weekday())
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def week_label(d: date) -> str:
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iso = d.isocalendar()
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return f"KW {iso[1]}"
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def fmt_day(d: date) -> str:
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return f"{d.day:02d}.{MONTHS[d.month - 1]}"
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def fmt_range(d1: date, d2: date) -> str:
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return f"{fmt_day(d1)} - {fmt_day(d2)} {d2.year}"
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def current_semester(semesters: list[dict], now: datetime | None = None) -> str:
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now = now or datetime.now()
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ts = now.replace(tzinfo=None).timestamp()
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for s in semesters:
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if s["begin"] <= ts <= s["ende"]:
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return s["label"]
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# fallback: most recent past semester
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past = [s for s in semesters if s["ende"] >= ts]
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if past:
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return past[0]["label"]
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return semesters[0]["label"] if semesters else ""
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def decode_matrikel(m: str, stgs: list[dict]) -> dict | None:
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"""Decode FH-Burgenland matrikel: YY + startcode + StG(3) + nr(3)."""
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m = m.strip()
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if not re.fullmatch(r"\d{9,10}", m):
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return None
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stg_code = m[-6:-3]
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nr = m[-3:]
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year = m[:2]
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startcode = m[2:4] if len(m) == 10 else ""
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start = None
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if startcode == "10":
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start = f"WS 20{year}"
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elif startcode == "20":
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start = f"SS 20{year}"
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stg = next((s for s in stgs if s["kz"] == stg_code), None)
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return {
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"matrikel": m,
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"start": start or f"20{year}",
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"stg_kz": stg_code,
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"stg_code": stg["code"] if stg else None,
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"stg_name": stg["name"] if stg else None,
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"nr": int(nr),
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}
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def lv_color(lv: str) -> str:
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"""Stable hue for an LV code."""
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h = sum(ord(c) for c in lv) * 47
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hue = h % 360
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return f"hsl({hue}, 55%, 45%)"
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def events_to_json(events) -> list[dict]:
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return [{
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"lv": e.lv, "lektor": e.lektor, "gruppe": e.gruppe, "ort": e.ort,
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"start": e.start.isoformat(), "end": e.end.isoformat(),
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"uid": e.uid,
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} for e in events]
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