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# SPDX-License-Identifier: AGPL-3.0-or-later
"""wttr.in (weather forecast service)"""
from json import loads
from urllib.parse import quote
from flask_babel import gettext
about = {
"website": "https://wttr.in",
"wikidata_id": "Q107586666",
"official_api_documentation": "https://github.com/chubin/wttr.in#json-output",
"use_official_api": True,
"require_api_key": False,
"results": "JSON",
}
categories = ["weather"]
url = "https://wttr.in/{query}?format=j1&lang={lang}"
def get_weather_condition_key(lang):
if lang == "en":
return "weatherDesc"
return "lang_" + lang.lower()
def generate_day_table(day):
res = ""
res += f"<tr><td>{gettext('Average temp.')}</td><td>{day['avgtempC']}°C / {day['avgtempF']}°F</td></tr>"
res += f"<tr><td>{gettext('Min temp.')}</td><td>{day['mintempC']}°C / {day['mintempF']}°F</td></tr>"
res += f"<tr><td>{gettext('Max temp.')}</td><td>{day['maxtempC']}°C / {day['maxtempF']}°F</td></tr>"
res += f"<tr><td>{gettext('UV index')}</td><td>{day['uvIndex']}</td></tr>"
res += f"<tr><td>{gettext('Sunrise')}</td><td>{day['astronomy'][0]['sunrise']}</td></tr>"
res += f"<tr><td>{gettext('Sunset')}</td><td>{day['astronomy'][0]['sunset']}</td></tr>"
return res
def generate_condition_table(condition, lang, current=False):
res = ""
if current:
key = "temp_"
else:
key = "temp"
res += (
f"<tr><td><b>{gettext('Condition')}</b></td>"
f"<td><b>{condition[get_weather_condition_key(lang)][0]['value']}</b></td></tr>"
)
res += (
f"<tr><td><b>{gettext('Temperature')}</b></td>"
f"<td><b>{condition[key+'C']}°C / {condition[key+'F']}°F</b></td></tr>"
)
res += (
f"<tr><td>{gettext('Feels like')}</td><td>{condition['FeelsLikeC']}°C / {condition['FeelsLikeF']}°F</td></tr>"
)
res += (
f"<tr><td>{gettext('Wind')}</td><td>{condition['winddir16Point']} — "
f"{condition['windspeedKmph']} km/h / {condition['windspeedMiles']} mph</td></tr>"
)
res += (
f"<tr><td>{gettext('Visibility')}</td><td>{condition['visibility']} km / {condition['visibilityMiles']} mi</td>"
)
res += f"<tr><td>{gettext('Humidity')}</td><td>{condition['humidity']}%</td></tr>"
return res
def request(query, params):
if query.replace('/', '') in [":help", ":bash.function", ":translation"]:
return None
if params["language"] == "all":
params["language"] = "en"
else:
params["language"] = params["language"].split("-")[0]
params["url"] = url.format(query=quote(query), lang=params["language"])
params["raise_for_httperror"] = False
return params
def response(resp):
results = []
if resp.status_code == 404:
return []
result = loads(resp.text)
current = result["current_condition"][0]
location = result['nearest_area'][0]
forecast_indices = {3: gettext('Morning'), 4: gettext('Noon'), 6: gettext('Evening'), 7: gettext('Night')}
title = f"{location['areaName'][0]['value']}, {location['region'][0]['value']}"
infobox = f"<h3>{gettext('Current condition')}</h3><table><tbody>"
infobox += generate_condition_table(current, resp.search_params['language'], True)
infobox += "</tbody></table>"
for day in result["weather"]:
infobox += f"<h3>{day['date']}</h3>"
infobox += "<table><tbody>"
infobox += generate_day_table(day)
infobox += "</tbody></table>"
infobox += "<table><tbody>"
for time in forecast_indices.items():
infobox += f"<tr><td rowspan=\"7\"><b>{time[1]}</b></td></tr>"
infobox += generate_condition_table(day['hourly'][time[0]], resp.search_params['language'])
infobox += "</tbody></table>"
results.append(
{
"infobox": title,
"content": infobox,
}
)
return results
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