|
| 1 | +import pprint |
| 2 | +import json |
| 3 | +from datetime import datetime |
| 4 | +import caldav |
| 5 | +import urllib3 |
| 6 | +from caldav.elements import dav, cdav |
| 7 | + |
| 8 | +from ics import Calendar |
| 9 | + |
| 10 | +from flask import Flask |
| 11 | +from flask_ask import Ask, statement |
| 12 | + |
| 13 | +from datetime import timedelta |
| 14 | +app = Flask(__name__) |
| 15 | +ask = Ask(app, '/') |
| 16 | + |
| 17 | +# open log files |
| 18 | +#f = open('./log/calexa.log', 'a') |
| 19 | +#fe = open('./log/calexa_error.log', 'a') |
| 20 | + |
| 21 | +# read configuration |
| 22 | +with open('./config.json') as json_data_file: |
| 23 | + config = json.load(json_data_file) |
| 24 | + |
| 25 | +def connectCalendar(): |
| 26 | + global config |
| 27 | + |
| 28 | + client = caldav.DAVClient(config["url"], username=config["username"], password=config["password"]) |
| 29 | + principal = client.principal() |
| 30 | + return principal.calendars() |
| 31 | + |
| 32 | +def getCalDavEvents(begin, end): |
| 33 | +# global f, fe |
| 34 | + calendars = connectCalendar() |
| 35 | + speech_text = "" |
| 36 | + |
| 37 | + if (len(calendars) <= 0): |
| 38 | + speech_text = " ich konnte mich leider nicht mit dem Kalender verbinden\n" |
| 39 | +# fe.write(speech_text) |
| 40 | +# fe.flush() |
| 41 | + else: |
| 42 | + eventList = [] |
| 43 | + flatten = lambda l: [item for sublist in l for item in sublist] |
| 44 | + |
| 45 | +# f.write(" gefundene Kalender: " + str(len(calendars)) + "\n") |
| 46 | + i = 0 |
| 47 | + for calendar in calendars: |
| 48 | +# f.write(" [" + str(i + 1) + "]: " + str(calendar)) |
| 49 | + results = calendar.date_search(begin, end) |
| 50 | + |
| 51 | +# f.write(" -> " + str(len(results)) + " Termine \n") |
| 52 | + if len(results) > 0: |
| 53 | + eventList = eventList + flatten([Calendar(event._data).events for event in results]) |
| 54 | + i = i + 1 |
| 55 | + |
| 56 | + if (len(eventList) <= 0): |
| 57 | + speech_text = "Es sind keine Termine eingetragen" |
| 58 | + else: |
| 59 | + sortedEventList = sorted(eventList,key=lambda icsEvent: icsEvent.begin) |
| 60 | + |
| 61 | +# pp = pprint.PrettyPrinter(indent=4) |
| 62 | +# pp.pprint(sortedEventList) |
| 63 | + |
| 64 | + speech_text = "<speak>\n" |
| 65 | + speech_text += ' Es sind folgende Termine auf dem Kalender:\n' |
| 66 | + for icsEvent in sortedEventList: |
| 67 | + speech_text += ' <break time="1s"/> ' + icsEvent.begin.humanize(locale='de') + " ist " + icsEvent.name + '.\n' |
| 68 | + speech_text += "</speak>" |
| 69 | + |
| 70 | + return speech_text |
| 71 | + |
| 72 | +#@ask.intent('GetTodayEventsIntent') |
| 73 | +#def getTodayEvents(): |
| 74 | +# speech_text = getCalDavEvents(datetime.now(), datetime.now() + timedelta(days=1)) |
| 75 | +# print(speech_text) |
| 76 | +# return statement(speech_text).simple_card('Kalendertermine', speech_text) |
| 77 | + |
| 78 | +@ask.intent('GetEventsIntent', convert={ 'date': 'date', 'enddate': 'date' }) |
| 79 | +def getDateEvents(date, enddate): |
| 80 | +# global f, fe |
| 81 | + |
| 82 | +# f.write("Reading events!\n") |
| 83 | +# f.write(" date (from user): " + str(date) + " " + str(type(date)) + "\n") |
| 84 | +# f.write(" enddate (from user): " + str(enddate) + " " + str(type(enddate)) + "\n") |
| 85 | + |
| 86 | + # in case that default "enddate" does not comply to "date", |
| 87 | + # the enddate is set to end of the day of "date" |
| 88 | + if date==None: |
| 89 | + date=datetime.now() |
| 90 | + |
| 91 | + if enddate==None or date>=enddate: |
| 92 | + enddate = datetime(date.year, date.month, date.day+1) |
| 93 | + |
| 94 | +# f.write(" date: " + str(date) + "\n") |
| 95 | +# f.write(" endDate: " + str(enddate) + "\n") |
| 96 | + |
| 97 | + speech_text = getCalDavEvents(date, enddate) |
| 98 | +# f.write(" text: " + speech_text + "\n") |
| 99 | +# f.flush() |
| 100 | + |
| 101 | + return statement(speech_text).simple_card('Kalendertermine', speech_text) |
| 102 | + |
| 103 | +@ask.intent('SetEventIntent', convert={'date': 'date', 'time':'time', 'duration' : 'timedelta'}) |
| 104 | +def setEvent(date, time, duration, eventtype, location): |
| 105 | +# global f, fe |
| 106 | + |
| 107 | +# f.write("Creating net event!\n"); |
| 108 | +# f.write(" date: " + date + "\n") |
| 109 | +# f.write(" time: " + time + "\n") |
| 110 | +# f.write(" duration: " + duration + "\n") |
| 111 | + speech_text = "Termin konnte nicht eingetragen werden!" |
| 112 | + |
| 113 | + try: |
| 114 | + if date==None: |
| 115 | + date = datetime.today() |
| 116 | + |
| 117 | + if duration==None: |
| 118 | + duration = timedelta(hours=1) |
| 119 | + |
| 120 | + d = datetime.combine(date,time) |
| 121 | + |
| 122 | + creationDate = datetime.now().strftime("%Y%m%dT%H%M%SZ") |
| 123 | + startDate = d.strftime("%Y%m%dT%H%M%SZ") |
| 124 | + endDate = (d + duration).strftime("%Y%m%dT%H%M%SZ") |
| 125 | + |
| 126 | + vcal = "BEGIN:VCALENDAR"+"\n" |
| 127 | + vcal += "VERSION:2.0"+"\n" |
| 128 | + vcal += "PRODID:-//Example Corp.//CalDAV Client//EN"+"\n" |
| 129 | + vcal += "BEGIN:VEVENT"+"\n" |
| 130 | + vcal += "UID:1234567890"+"\n" |
| 131 | + vcal += "DTSTAMP:" + creationDate +"\n" |
| 132 | + vcal += "DTSTART:" + startDate +"\n" |
| 133 | + vcal += "DTEND:" + endDate +"\n" |
| 134 | + vcal += "SUMMARY:" + eventtype + "\n" |
| 135 | + vcal += "END:VEVENT"+"\n" |
| 136 | + vcal += "END:VCALENDAR" |
| 137 | + |
| 138 | +# f.write(" entry: " + vcal + "\n") |
| 139 | + |
| 140 | + calendars = connectCalendar() |
| 141 | + |
| 142 | + if len(calendars) > 0: |
| 143 | + calendar = calendars[0] |
| 144 | + event = calendar.add_event(vcal) |
| 145 | + speech_text = "Termin wurde eingetragen!" |
| 146 | + |
| 147 | + except TypeError as te: |
| 148 | +# fe.write(" error: " + te + "\n") |
| 149 | +# fe.flush() |
| 150 | + pass |
| 151 | + |
| 152 | +# f.write(" text: " + speech_text + "\n") |
| 153 | +# f.flush() |
| 154 | + |
| 155 | + return statement(speech_text).simple_card('Kalendertermine', speech_text) |
| 156 | + |
| 157 | +#print getTodayEvents() |
| 158 | +if __name__ == '__main__': |
| 159 | + app.run(host="0.0.0.0", port=config["calexaPort"]) |
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