ics2vfb

gistfile1.txt

#!/usr/bin/env python3
import requests
from icalendar import Calendar, Event, FreeBusy
from datetime import datetime
import sys

def fetch_ics(url):
    response = requests.get(url)
    response.raise_for_status() 
    return response.text

def create_vfb(ics_content):
    cal = Calendar.from_ical(ics_content)
    freebusy = FreeBusy()

    for component in cal.walk():
        if component.name == "VEVENT":
            start = component.get('dtstart').dt
            end = component.get('dtend').dt
            freebusy.add('FREEBUSY', (start, end))
    vfb_content = freebusy.to_ical()
    
    return vfb_content

ics_url = sys.argv[1]
if ics_url == "-h":
    print("Usage: python ical2vfb.py <url>")
    sys.exit(0)

ics_content = fetch_ics(ics_url)
vfb_content = create_vfb(ics_content)

with open('freebusy.vfb', 'wb') as f:
    f.write(vfb_content)

print("VFB created successfully")