varia.website/plugins/ical/ical.py

53 lines
1.8 KiB
Python

# -*- coding: utf-8 -*-
"""
ical plugin for Pelican
=======================
This plugin looks for and parses an .ics file if it is defined in a given
page's :calendar: metadata. One calendar can be defined per page.
"""
from icalendar import Calendar, Event
from pelican import signals , utils
import pytz
import datetime
import os.path
def init_cal(generator):
# initialisation of the calendar dictionary
# you can add one calendar per page
calDict = {}
generator.context['events'] = calDict
def add_ical(generator, metadata):
# check if a calendar is here
if 'calendar' in metadata.keys():
summ = []
path = metadata['calendar']
if not os.path.isabs(path):
path = os.path.abspath(metadata['calendar'])
cal = Calendar.from_ical(open(path,'rb').read())
for element in cal.walk():
eventdict = {}
if element.name == "VEVENT":
if element.get('summary') != None:
eventdict['summary'] = element.get('summary')
if element.get('description') != None:
eventdict['description'] = element.get('description')
if element.get('url') != None:
eventdict['url'] = element.get('url')
if element.get('dtstart') != None:
eventdict['dtstart'] = element.get('dtstart').dt
if element.get('dtend') != None:
eventdict['dtend'] = element.get('dtend').dt
summ.append(eventdict)
# the id of the calendar is the slugified name of the page
calId = utils.slugify(metadata['title'])
generator.context['events'][calId] = summ
def register():
signals.page_generator_init.connect(init_cal)
signals.page_generator_context.connect(add_ical)