106 lines
3.9 KiB
Python
106 lines
3.9 KiB
Python
import sys
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import time
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import logging
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import collections
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from os.path import exists
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import json
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import dateutil.rrule as rrule
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import caldav
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import pytz
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from icalendar import Calendar, Event
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import datetime
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import caldav
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class CaldavHandler:
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def get_config(self, path):
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with open("./config.json") as f:
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return json.load(f)
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def __init__(self):
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self._config_path = "./config.json"
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if not exists(self._config_path):
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print("No config file found. Aborting.")
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self._config = self.get_config(self._config_path)
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self._caldavclient = caldav.DAVClient(self._config["caldav"]["url"],
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username=self._config["caldav"]["username"],
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password=self._config["caldav"]["password"])
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def get_event_map(self, events, time_span):
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result = {}
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for event in events:
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event.load()
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e = event.instance.vevent
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list_of_occurences = []
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if e.getChildValue('rrule') == None:
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list_of_occurences.append(e.getChildValue('dtstart'))
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else:
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#recurring events only return with the date of the first recurring event ever created
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#we have to use rrule manually to expand the dates to display them correctly
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rule = rrule.rrulestr(e.getChildValue('rrule'), dtstart=e.getChildValue('dtstart'))
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list_of_occurences = rule.between(datetime.datetime.now(datetime.timezone.utc),
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datetime.datetime.now(datetime.timezone.utc) + datetime.timedelta(days=time_span),
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inc=True)
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for datetime_of_event in list_of_occurences:
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datestr = datetime_of_event.strftime("%x")
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eventstr = str( "(" + e.dtstart.value.strftime("%H:%M") + " - " + e.dtend.value.strftime("%H:%M") + ") " + e.summary.value)
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if datestr in result:
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result[datestr].append(eventstr)
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else:
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result[datestr] = [ eventstr ]
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#sort start times
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for key in result:
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result[key].sort()
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od = collections.OrderedDict(sorted(result.items()))
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return od
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def event_map_to_string(self, event_map):
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result = ""
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for k, v in event_map.items():
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dt_string = k
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format = "%x"
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dt_object = datetime.datetime.strptime(dt_string, format)
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result += "##### " + dt_object.strftime("%A, %d. of %B") + ":\n"
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for event in v:
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result += "* " + event + "\n"
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print(result)
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return result
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def event_to_string(self, event):
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event.load()
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e = event.instance.vevent
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datestr = e.dtstart.value.strftime("%X")
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return str( "(" + e.dtstart.value.strftime("%a, %-d. %b - %H:%M") + " - " + e.dtend.value.strftime("%H:%M") + ") " + e.summary.value)
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def get_events(self, start_time, end_time):
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cal = self._caldavclient.principal().calendars()
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for ca in cal:
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events = ca.date_search(start=start_time, end=end_time, expand=True)
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return events
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def send_events(self, events, time_span):
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return self.event_map_to_string(self.get_event_map(events, time_span))
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def print_month(self):
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events = self.get_events(datetime.date.today(), datetime.date.today() + datetime.timedelta(days=30))
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return self.send_events(events, 30)
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def print_week(self):
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events = self.get_events(datetime.date.today(), datetime.date.today() + datetime.timedelta(days=7))
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return self.send_events(events, 7)
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def print_today(self):
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events = self.get_events(datetime.date.today(), datetime.date.today() + datetime.timedelta(days=1))
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return self.send_events(events, 1)
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