105 lines
2.6 KiB
Python
105 lines
2.6 KiB
Python
import urllib.error
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from urllib.request import urlretrieve
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import icalendar
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import json
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import recurring_ical_events
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from init import scheduler
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def parseURL(url: str):
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"""
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Konvertiert URLs ins korrekte Format. \n
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Konvertiert werden: http, www.; page=calendar \n
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In: https; page=ical
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:param url:
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:return str:
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"""
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rapla = url.find("rapla.")
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if rapla == -1:
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return 0
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elif len(url[:rapla]) == 4 or len(url[:rapla]) > 6:
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url = url[rapla:]
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http = url.find(":")
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if url[:http] == "http":
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url = "https" + url[http:]
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elif http == -1:
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url = "https://" + url
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p = url.find("page=")
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u = url.find("&")
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if (url[p + 5:u]).lower() == "ical":
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return url
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elif p != -1:
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return url[:p + 5] + "ical" + url[u:]
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else:
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return 0
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def getNewRapla(url: str):
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"""
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Speichert den iCal eines Raplas auf dem Server. \n
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Gibt Namen der Datei zurück. \n
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TODO: Standort zu Dateibezeichner hinzufügen, um Konflikte zu vermeiden.
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:param url:
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:return str:
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"""
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url = parseURL(url)
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if url == 0:
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return 0
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urlfile = url.find("file=")
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kurs = url[urlfile + 5:].upper()
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try:
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urlretrieve(url, "calendars/rapla" + kurs + ".ical")
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except urllib.error.URLError:
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return -1
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file = open("calendars/list.json", "r+")
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jsoncal = json.load(file)
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jsoncal.update({kurs: ["rapla" + kurs + ".ical", url]})
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file.close()
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file = open("calendars/list.json", "w")
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json.dump(jsoncal, file, indent=4)
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return "rapla" + kurs + ".ical"
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def getIcal(kurs: str):
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"""
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Liefert den Namen der Datei des mitgegebenen Kurses.
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:param kurs:
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:return str:
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"""
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file = open("calendars/list.json", "r")
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jf = json.load(file)
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try:
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return jf[kurs][0]
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except KeyError:
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return None
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def getRaplas():
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"""
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Liefert alle auf dem Server gespeicherten Raplas.
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:return (Kursliste, Dateiliste, URL-Liste):
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"""
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file = open("calendars/list.json", "r")
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jsonf = json.load(file)
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kursl = []
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filel = []
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urll = []
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for i in jsonf:
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kursl += [i]
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filel += [jsonf[i][0]]
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urll += [jsonf[i][1]]
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return sorted(kursl), sorted(filel), sorted(urll)
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@scheduler.task("interval", id="refreshRapla", minutes=5)
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def refreshRapla():
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"""
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Aktualisiert alle 5 Minuten alle gespeicherten Raplas.
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"""
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filel = getRaplas()[1]
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urll = getRaplas()[2]
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for i in range(len(filel)):
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print("Update Rapla: " + filel[i][:-5])
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urlretrieve(urll[i], "calendars/" + filel[i]) |