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