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from django.core.management.base import BaseCommand, CommandError
from django.utils import timezone
from edt.models import Timetable, Group, Room, Course
from bs4 import BeautifulSoup
from ._private import delete_courses_in_week, get_events, get_weeks, get_xml, Week
import datetime
import requests
class Command(BaseCommand):
help = "Fetches registered celcat timetables"
def add_arguments(self, parser):
parser.add_argument("--week", type=int, choices=range(1, 54), nargs="+")
def __get_weeks(self, weeks):
if weeks is None:
year, week, day = timezone.now().isocalendar()
if day >= 6:
year, week, _ = (timezone.now() + datetime.timedelta(weeks=1)).isocalendar()
yield year, week
else:
year = timezone.now().year
for week in weeks:
yield year, week
def handle(self, *args, **options):
for year, week in self.__get_weeks(options["week"]):
delete_courses_in_week(year, week)
for timetable in Timetable.objects.all():
self.stdout.write("Processing {0}, week {1}".format(timetable, week))
soup = get_xml(timetable.url)
weeks = get_weeks(soup)
for name, type_, groups, rooms, begin, end in get_events(soup, weeks, week, timetable):
course = Course.objects.create(name=name, type=type_, timetable=timetable, begin=begin, end=end)
course.groups.add(*groups)
course.rooms.add(*rooms)
course.save()
self.stdout.write(self.style.SUCCESS("Done."))
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