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gnome-shell-extension-openw.../src/darksky_net.js

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/* jshint esnext:true */
/*
*
* Weather extension for GNOME Shell
* - Displays a small weather information on the top panel.
* - On click, gives a popup with details about the weather.
*
* Copyright (C) 2011 - 2013
* ecyrbe <ecyrbe+spam@gmail.com>,
* Timur Kristof <venemo@msn.com>,
* Elad Alfassa <elad@fedoraproject.org>,
* Simon Legner <Simon.Legner@gmail.com>,
* Christian METZLER <neroth@xeked.com>,
* Mark Benjamin weather.gnome.Markie1@dfgh.net,
* Mattia Meneguzzo odysseus@fedoraproject.org,
* Meng Zhuo <mengzhuo1203+spam@gmail.com>,
* Jens Lody <jens@jenslody.de>
* Copyright (C) 2014 -2018
* Jens Lody <jens@jenslody.de>,
*
*
* This file is part of gnome-shell-extension-openweather.
*
* gnome-shell-extension-openweather is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* gnome-shell-extension-openweather is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with gnome-shell-extension-openweather. If not, see <http://www.gnu.org/licenses/>.
*
*/
const Gettext = imports.gettext.domain('gnome-shell-extension-openweather');
const _ = Gettext.gettext;
const ngettext = Gettext.ngettext;
const OPENWEATHER_URL_HOST = 'api.darksky.net';
const OPENWEATHER_URL_BASE = 'https://' + OPENWEATHER_URL_HOST + '/forecast/';
function getWeatherIcon(icon, windspeed, cloudcover, night) {
// clear-day weather-clear-day
// clear-night weather-clear-night
// rain weather-showers
// snow weather-snow
// sleet weather-snow
// wind weather-storm
// fog weather-fog
// cloudy weather-overcast
// partly-cloudy-day weather-few-clouds
// partly-cloudy-night weather-few-clouds-night
let iconname = ['weather-severe-alert'];
if ((icon == 'wind') && (windspeed < 39)) {
if (cloudcover < 0.3)
icon = 'clear-' + (night ? 'night' : 'day');
else if (cloudcover < 0.7)
icon = 'partly-cloudy-' + (night ? 'night' : 'day');
else
icon = 'cloudy';
}
switch (icon) {
case 'wind':
iconname = ['weather-storm'];
break;
case 'rain':
iconname = ['weather-showers-scattered', 'weather-showers'];
break;
case 'sleet':
case 'snow':
iconname = ['weather-snow'];
break;
case 'fog':
iconname = ['weather-fog'];
break;
case 'clear-day': //sky is clear
iconname = ['weather-clear'];
break;
case 'clear-night': //sky is clear
iconname = ['weather-clear-night'];
break;
case 'partly-cloudy-day':
iconname = ['weather-few-clouds'];
break;
case 'partly-cloudy-night':
iconname = ['weather-few-clouds-night'];
break;
case 'cloudy':
iconname = ['weather-overcast'];
break;
}
for (let i = 0; i < iconname.length; i++) {
if (this.hasIcon(iconname[i]))
return iconname[i];
}
return 'weather-severe-alert';
}
function parseWeatherCurrent() {
if (this.currentWeatherCache === undefined) {
// this is a reentrency guard, in this times set for both caches,
// because they get updated with one call to Dark Sky
this.currentWeatherCache = "in refresh";
// but do it only if the cache has been cleared, otherwise we would
// overwrite possibly valid data, that can be kept if the update fails
// for some reason
if (this.forecastWeatherCache === undefined)
this.forecastWeatherCache = "in refresh";
this.refreshWeatherCurrent();
return;
}
if ((this.forecastWeatherCache == "in refresh") ||
(this.currentWeatherCache == "in refresh"))
return;
this.checkAlignment();
this.checkPositionInPanel();
let json = this.currentWeatherCache;
this.owmCityId = 0;
// Refresh current weather
let location = this.extractLocation(this._city);
let comment = json.summary;
let temperature = this.formatTemperature(json.temperature);
let now = new Date();
if (this.lastBuildId === undefined)
this.lastBuildId = 0;
if (this.lastBuildDate === undefined)
this.lastBuildDate = 0;
if (this.lastBuildId != json.time || !this.lastBuildDate) {
this.lastBuildId = json.time;
this.lastBuildDate = new Date(this.lastBuildId * 1000);
}
let lastBuild = '-';
if (this._clockFormat == "24h")
lastBuild = this.lastBuildDate.toLocaleFormat("%R");
else
lastBuild = this.lastBuildDate.toLocaleFormat("%I:%M %p");
let beginOfDay = new Date(new Date().setHours(0, 0, 0, 0));
let d = Math.floor((this.lastBuildDate.getTime() - beginOfDay.getTime()) / 86400000);
if (d < 0) {
lastBuild = _("Yesterday");
if (d < -1) {
d *= -1;
lastBuild = ngettext("%d day ago", "%d days ago", d).format(d);
}
}
let weatherInfoC = "";
let weatherInfoT = "";
if (this._comment_in_panel)
weatherInfoC = comment;
if (this._text_in_panel)
weatherInfoT = temperature;
this._weatherInfo.text = weatherInfoC + ((weatherInfoC && weatherInfoT) ? _(", ") : "") + weatherInfoT;
this._currentWeatherSummary.text = comment + _(", ") + temperature;
if (this._loc_len_current != 0 && location.length > this._loc_len_current)
this._currentWeatherLocation.text = location.substring(0, (this._loc_len_current - 3)) + "...";
else
this._currentWeatherLocation.text = location;
this._currentWeatherCloudiness.text = parseInt(json.cloudCover * 100) + ' %';
this._currentWeatherHumidity.text = parseInt(json.humidity * 100) + ' %';
this._currentWeatherPressure.text = this.formatPressure(json.pressure);
this._currentWeatherBuild.text = lastBuild;
this._currentWeatherWind.text = this.formatWind(json.windSpeed, this.getWindDirection(json.windBearing));
this.parseWeatherForecast();
// get weather icon last, because we might need sunrise and sunset to know whether it's day or night
let iconname = this.getWeatherIcon(json.icon,
json.windSpeed,
json.cloudCover,
now < this._currentWeatherSunrise.text || now > this._currentWeatherSunset.text);
this._currentWeatherIcon.icon_name = this._weatherIcon.icon_name = iconname;
this.recalcLayout();
}
function refreshWeatherCurrent() {
this.oldLocation = this.extractCoord(this._city);
let params = {
exclude: 'minutely,hourly,alerts,flags',
lang: this.fc_locale,
units: 'si'
};
let url = OPENWEATHER_URL_BASE + this._appid_fc + '/' + this.oldLocation;
this.load_json_async(url, params, function(json) {
if (json && json.currently) {
if (this.currentWeatherCache != json.currently)
this.currentWeatherCache = json.currently;
if (json.daily && json.daily.data) {
if (this.forecastWeatherCache != json.daily.data)
this.forecastWeatherCache = json.daily.data;
}
this.rebuildSelectCityItem();
this.parseWeatherCurrent();
} else {
this.reloadWeatherCurrent(600);
}
});
this.reloadWeatherCurrent(this._refresh_interval_current);
}
function parseWeatherForecast() {
if ((this.forecastWeatherCache == "in refresh") ||
(this.currentWeatherCache == "in refresh"))
return;
if (this.forecastWeatherCache === undefined) {
// this is a reentrency guard, in this times set for both caches,
// because they get updated with one call to Dark Sky
this.forecastWeatherCache = "in refresh";
// but do it only if the cache has been cleared, otherwise we would
// overwrite possibly valid data, that can be kept if the update fails
// for some reason
if (this.currentWeatherCache === undefined)
this.currentWeatherCache = "in refresh";
this.refreshWeatherCurrent();
return;
}
let forecast = this.forecastWeatherCache;
let beginOfDay = new Date(new Date().setHours(0, 0, 0, 0));
let cnt = Math.min(this._days_forecast, forecast.length);
if (cnt != this._days_forecast)
this.rebuildFutureWeatherUi(cnt);
// Refresh forecast
for (let i = 0; i < cnt; i++) {
let forecastUi = this._forecast[i];
let forecastData = forecast[i];
if (forecastData === undefined)
continue;
let t_low = this.formatTemperature(forecastData.temperatureMin);
let t_high = this.formatTemperature(forecastData.temperatureMax);
let comment = forecastData.summary;
let forecastDate = new Date(forecastData.time * 1000);
let dayLeft = Math.floor((forecastDate.getTime() - beginOfDay.getTime()) / 86400000);
let date_string = _("Today");
let sunrise = new Date(forecastData.sunriseTime * 1000);
let sunset = new Date(forecastData.sunsetTime * 1000);
if (dayLeft === 0) {
if (this._clockFormat == "24h") {
sunrise = sunrise.toLocaleFormat("%R");
sunset = sunset.toLocaleFormat("%R");
} else {
sunrise = sunrise.toLocaleFormat("%I:%M %p");
sunset = sunset.toLocaleFormat("%I:%M %p");
}
this._currentWeatherSunrise.text = sunrise;
this._currentWeatherSunset.text = sunset;
} else if (dayLeft == 1)
date_string = _("Tomorrow");
else if (dayLeft > 1)
date_string = ngettext("In %d day", "In %d days", dayLeft).format(dayLeft);
else if (dayLeft == -1)
date_string = _("Yesterday");
else if (dayLeft < -1) {
dayLeft *= -1;
date_string = ngettext("%d day ago", "%d days ago", dayLeft).format(dayLeft);
}
forecastUi.Day.text = date_string + ' (' + this.getLocaleDay(forecastDate.getDay()) + ')\n' + forecastDate.toLocaleDateString();
forecastUi.Temperature.text = '\u2193 ' + t_low + ' \u2191 ' + t_high;
forecastUi.Summary.text = comment;
forecastUi.Icon.icon_name = this.getWeatherIcon(forecastData.icon,
forecastData.windSpeed,
forecastData.cloudCover);
}
}