Added useful ics headers

fp-ics

@@ -9,6 +9,7 @@ from zoneinfo import ZoneInfo
 
 URL = 'https://www.physi.uni-heidelberg.de/Einrichtungen/FP/seminar/seminar.php'
 SEMINAR_LENGTH = 45 #min
+TZ = 'Europe/Berlin'
 
 
 def getcal():
@@ -16,6 +17,14 @@ def getcal():
     soup = BeautifulSoup(page.content, 'lxml')
     cal = ical.Calendar()
 
+    cal.add('X-WR-CALNAME', 'FP Seminare')
+    cal.add('X-WR-CALDESC', 'Auto generated calendar for current FP seminars on {}.'.format(URL))
+    cal.add('X-WR-TIMEZONE', TZ)
+    cal.add('X-PUBLISHED-TTL', 'P1D')
+    cal.add('URL', 'https://git.haagfank.de/LnLcFlx/fp-ics')
+    cal.add('CALSCALE', 'GREGORIAN')
+    cal.add('METHOD', 'PUBLISH')
+
     for table in soup.find(id='content').find_all('table')[1:]:
         try:
             trs = table.find_all('tr')
@@ -35,7 +44,7 @@ def getcal():
 
                 event = ical.Event()
                 datum = datetime.strptime(tds[0].text.strip(), '%d.%m.%y').date()
-                start = datetime.combine(datum, zeit, tzinfo=ZoneInfo('Europe/Berlin'))
+                start = datetime.combine(datum, zeit, tzinfo=ZoneInfo(TZ))
                 event.add('dtstart', start)
                 end = start+timedelta(minutes=SEMINAR_LENGTH)
                 event.add('dtend', end)