Openweather widget for waybar

README.md

In order to make it work, supply OPENWEATHER_APP_ID environment variable, which you must get from https://openweathermap.org/ and, optionally, OPENWEATHER_LOCATION, otherwise script will grab your IP-based geolocation using https://ip-api.com.

config

{
    // ...
    "modules-right": [
        // ...
        "custom/openweather",
        // ...
    ],
    "custom/openweather": {
        "exec": "OPENWEATHER_APP_ID=<app_id> ~/.config/waybar/weather.py",
        "on-click": "OPENWEATHER_APP_ID=<app_id> ~/.config/waybar/weather.py open",
        "interval": 1800
    },
    // ...
}
// vim: ft=jsonc: sw=4: et

weather.py

#!/usr/bin/env python
import requests
import os
import sys


def get_geo():
    url = "http://ip-api.com/json"
    resp = requests.get(url)
    json = resp.json()
    return json["lat"], json["lon"]


def get_response(app_id, location=None):
    url = "https://api.openweathermap.org/data/2.5/weather"
    params = {"appid": app_id, "units": "metric"}
    if location is None:
        lat, lon = get_geo()
        params.update({"lat": lat, "lon": lon})
    else:
        params["q"] = location
    return requests.get(url, params=params)


def get_weather_string(app_id, location=None):
    resp = get_response(app_id, location)
    data = resp.json()
    temperature = int(data["main"]["temp"])
    if temperature > 0:
        temperature = f"+{temperature}"
    else:
        temperature = f"{temperature}"
    condition = data["weather"][0]["main"]
    location_icon = "\uf450 " if location is None else ""
    return f"{location_icon}{temperature}°C, {condition}"


def get_browser_url(app_id, location=None):
    json = get_response(app_id, location).json()
    id = json["id"]
    return f"https://openweathermap.org/city/{id}"


if __name__ == "__main__":
    if (app_id := os.getenv("OPENWEATHER_APP_ID")) is None:
        print("OPENWEATHER_APP_ID is not defined")
        sys.exit(1)
    try:
        location = os.getenv("OPENWEATHER_LOCATION")
        if len(sys.argv) >= 2 and sys.argv[1] == "open":
            os.system(f"xdg-open {get_browser_url(app_id, location)}")
        else:
            print(get_weather_string(app_id, location))
    except:
        pass