Add Google Calendar birthday sync

- Fetches iCal feed from Google Calendar
- Parses events containing 'birthday'
- Extracts names and dates
- Merges with existing birthday-tracker database
- Notifies via Telegram + Gotify when new birthdays added
- Runs weekly on Sundays at 10 AM
- Added 30 birthdays from Google Calendar on first run
This commit is contained in:
Krilly
2026-02-21 02:08:16 +00:00
parent d55ca207d2
commit 1537ccfbff
2 changed files with 508 additions and 6 deletions

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#!/bin/bash
# Google Calendar Birthday Sync
# Fetches iCal feed, extracts birthdays, syncs with birthdays.json
# Runs daily alongside birthday-tracker
set -e
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
source "$SCRIPT_DIR/../../.env" 2>/dev/null || true
# Config
ICAL_URL="${GOOGLE_CALENDAR_ICAL:-https://calendar.google.com/calendar/ical/anthonymau%40gmail.com/private-3636d9c51e7beda202676124684619ad/basic.ics}"
BIRTHDAY_DATA="$SCRIPT_DIR/../birthday-tracker/birthdays.json"
TELEGRAM_CHAT="${TELEGRAM_CHAT:-1793951355}"
GOTIFY_URL="${GOTIFY_URL:-http://runtipi.kangaroo-eel.ts.net:8129}"
GOTIFY_TOKEN="${GOTIFY_TOKEN:-AGKnHafW3FGzBlt}"
TEMP_ICS="/tmp/gcal-birthdays.ics"
log() {
echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1"
}
# Fetch iCal feed
fetch_ical() {
log "Fetching Google Calendar iCal feed..."
curl -s "$ICAL_URL" -o "$TEMP_ICS" || {
log "ERROR: Failed to fetch iCal feed"
return 1
}
log "Fetched $(wc -l < "$TEMP_ICS") lines"
}
# Parse birthdays from iCal using Python
parse_birthdays() {
python3 << 'EOF' - "$TEMP_ICS" "$BIRTHDAY_DATA"
import sys
import json
import re
from datetime import datetime
from icalendar import Calendar
ics_path = sys.argv[1]
data_path = sys.argv[2]
# Load existing birthdays data
with open(data_path, 'r') as f:
data = json.load(f)
existing_names = {p['name'].lower() for p in data['people']}
new_birthdays = []
# Parse iCal
with open(ics_path, 'rb') as f:
cal = Calendar.from_ical(f.read())
for event in cal.walk('VEVENT'):
summary = str(event.get('summary', ''))
# Check if this looks like a birthday event
if not re.search(r'\bbirthday\b', summary, re.IGNORECASE):
continue
# Extract name (remove "birthday" and common suffixes)
name = re.sub(r'\s*(?:\'s|\s)?\s*birthday.*$', '', summary, flags=re.IGNORECASE).strip()
name = re.sub(r'^(?:buy|get)\s+', '', name, flags=re.IGNORECASE).strip()
name = name.replace("'s", "").strip()
# Skip if already tracked or empty
if not name or name.lower() in existing_names:
continue
# Get date
dtstart = event.get('dtstart')
if dtstart:
dt = dtstart.dt
if hasattr(dt, 'month') and hasattr(dt, 'day'):
# Handle both date and datetime
month = dt.month
day = dt.day
birth_year = dt.year if hasattr(dt, 'year') and dt.year > 1900 else None
else:
continue
else:
continue
# Format birthday as MM-DD
birthday = f"{month:02d}-{day:02d}"
new_person = {
"name": name,
"relationship": "Contact (from Google Calendar)",
"birthday": birthday,
"source": "google-calendar",
"gift_ideas": [],
"past_gifts": [],
"notes": f"Found in Google Calendar: {summary}"
}
if birth_year:
new_person["birth_year"] = birth_year
new_birthdays.append(new_person)
print(f"Found: {name} - {birthday}", file=sys.stderr)
# Output as JSON
print(json.dumps(new_birthdays, indent=2))
EOF
}
# Merge new birthdays into existing data
merge_birthdays() {
local new_birthdays="$1"
local count=$(echo "$new_birthdays" | jq 'length')
if ((count == 0)); then
log "No new birthdays found"
return 0
fi
log "Merging $count new birthdays..."
# Add to existing data
local temp_file=$(mktemp)
jq --argjson new "$new_birthdays" '.people += $new' "$BIRTHDAY_DATA" > "$temp_file"
mv "$temp_file" "$BIRTHDAY_DATA"
log "Updated birthday database with $count new entries"
# Send notification
local names=$(echo "$new_birthdays" | jq -r '.[].name' | tr '\n' ', ' | sed 's/, $//')
local message="📅 *Google Calendar Sync*\n\nFound and added *$count* new birthdays:\n$names\n\nThese will now be included in your birthday reminders!"
# Telegram
curl -s -X POST "https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendMessage" \
-H "Content-Type: application/json" \
-d "{\"chat_id\": \"$TELEGRAM_CHAT\", \"text\": \"$message\", \"parse_mode\": \"Markdown\"}" > /dev/null || true
# Gotify
curl -s -X POST "${GOTIFY_URL}/message?token=${GOTIFY_TOKEN}" \
-H "Content-Type: application/json" \
-d "{\"title\": \"Birthday Sync\", \"message\": \"Added $count new birthdays from Google Calendar: $names\", \"priority\": 5}" > /dev/null || true
}
# Show current stats
show_stats() {
local total=$(jq '.people | length' "$BIRTHDAY_DATA")
local gcal=$(jq '[.people[] | select(.source == "google-calendar")] | length' "$BIRTHDAY_DATA")
local manual=$((total - gcal))
log "Birthday database stats:"
log " Total: $total people"
log " Manual entries: $manual"
log " From Google Calendar: $gcal"
}
# Cleanup
cleanup() {
rm -f "$TEMP_ICS"
}
# Main
main() {
trap cleanup EXIT
log "Starting Google Calendar birthday sync..."
fetch_ical
local new_birthdays
new_birthdays=$(parse_birthdays)
merge_birthdays "$new_birthdays"
show_stats
log "Sync complete!"
}
main "$@"