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ICS: use talk time from front matter when present #46

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Merged
larsvilhuber merged 1 commit into from
Sep 28, 2026
Merged

ICS: use talk time from front matter when present #46

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22 changes: 17 additions & 5 deletions .github/scripts/generate_ics.py
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,8 @@
title event summary
date event date (all-day event unless start_time is given)
end_date optional last day of a multi-day event
start_time optional, "HH:MM" (24h)
time optional, "HH:MM - HH:MM" (24h) or just "HH:MM"; sets start and end
start_time optional, "HH:MM" (24h); overrides the start given in time
end_time optional, "HH:MM" (24h); defaults to one hour after start_time
timezone optional IANA zone for start/end_time (default America/New_York)
location, venue, joint, mainurl included in location/description
Expand Down Expand Up @@ -81,6 +82,16 @@ def to_time(value):
return datetime.strptime(str(value).strip(), "%H:%M").time()


def split_time(fm):
"""Return (start, end) strings from `time` ("08:00 - 10:00"), overridden by start_time/end_time."""
start = end = None
if fm.get("time"):
parts = [p.strip() for p in re.split(r"\s*[-\u2013\u2014]\s*|\s+to\s+", str(fm["time"]).strip()) if p.strip()]
start = parts[0] if parts else None
end = parts[1] if len(parts) > 1 else None
return fm.get("start_time") or start, fm.get("end_time") or end


def build_event(path, fm):
slug = path.stem
start_day = to_date(fm["date"])
Expand All @@ -89,12 +100,13 @@ def build_event(path, fm):
now = datetime.now(timezone.utc).strftime("%Y%m%dT%H%M%SZ")

lines = ["BEGIN:VEVENT", f"UID:{uid}", f"DTSTAMP:{now}"]
if fm.get("start_time"):
start_str, end_str = split_time(fm)
if start_str:
tz = ZoneInfo(fm.get("timezone") or DEFAULT_TZ)
start = datetime.combine(start_day, to_time(fm["start_time"]), tz)
if fm.get("end_time"):
start = datetime.combine(start_day, to_time(start_str), tz)
if end_str:
end_day = to_date(fm["end_date"]) if fm.get("end_date") else start_day
end = datetime.combine(end_day, to_time(fm["end_time"]), tz)
end = datetime.combine(end_day, to_time(end_str), tz)
else:
end = start + timedelta(hours=1)
fmt = "%Y%m%dT%H%M%SZ"
Expand Down
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