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diff --git a/examples/positioning/weatherinfo/weatherapibackend.cpp b/examples/positioning/weatherinfo/weatherapibackend.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2021 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** BSD License Usage
-** Alternatively, you may use this file under the terms of the BSD license
-** as follows:
-**
-** "Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are
-** met:
-** * Redistributions of source code must retain the above copyright
-** notice, this list of conditions and the following disclaimer.
-** * Redistributions in binary form must reproduce the above copyright
-** notice, this list of conditions and the following disclaimer in
-** the documentation and/or other materials provided with the
-** distribution.
-** * Neither the name of The Qt Company Ltd nor the names of its
-** contributors may be used to endorse or promote products derived
-** from this software without specific prior written permission.
-**
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "weatherapibackend.h"
-
-#include <QNetworkAccessManager>
-#include <QNetworkReply>
-#include <QUrlQuery>
-#include <QJsonDocument>
-#include <QJsonObject>
-#include <QJsonValue>
-#include <QJsonArray>
-#include <QLoggingCategory>
-
-Q_DECLARE_LOGGING_CATEGORY(requestsLog)
-
-static QString niceTemperatureString(double t)
-{
- return QString::number(qRound(t)) + QChar(0xB0);
-}
-
-/*
- Converts weather code to a string that will be used to show the icon.
- The possible strings are based on the icon names. The icon name is built up
- as follows:
- weather-[mystring].png
- where [mystring] is the value returned by this method.
- Check resources for the full list of available icons.
-*/
-static QString weatherCodeToString(int code)
-{
- switch (code) {
- case 1000:
- return "sunny";
- case 1003:
- return "sunny-very-few-clouds";
- case 1006:
- return "few-clouds";
- case 1009:
- return "overcast";
- case 1030:
- case 1135:
- case 1147:
- return "fog";
- case 1063:
- case 1072:
- case 1150:
- case 1153:
- case 1168:
- case 1171:
- case 1180:
- case 1183:
- case 1186:
- case 1189:
- case 1198:
- return "showers-scattered";
- case 1066:
- case 1069:
- case 1114:
- case 1117:
- case 1210:
- case 1213:
- case 1216:
- case 1219:
- case 1222:
- case 1225:
- case 1237:
- case 1255:
- case 1258:
- case 1261:
- case 1264:
- case 1279:
- case 1282:
- return "snow";
- case 1087:
- return "storm";
- case 1192:
- case 1195:
- case 1201:
- case 1240:
- case 1243:
- case 1246:
- return "showers";
- case 1204:
- case 1207:
- case 1249:
- case 1252:
- return "sleet";
- case 1273:
- case 1276:
- return "thundershower";
- default:
- return "sunny";
- }
-
- return "sunny"; // default choice
-}
-
-static void parseWeatherDescription(const QJsonObject &object, WeatherInfo &info)
-{
- const QJsonObject conditionObject = object.value(u"condition").toObject();
- info.m_weatherDescription = conditionObject.value(u"text").toString();
- info.m_weatherIconId = weatherCodeToString(conditionObject.value(u"code").toInt());
-}
-
-WeatherApiBackend::WeatherApiBackend(QObject *parent)
- : ProviderBackend(parent),
- m_networkManager(new QNetworkAccessManager(this)),
- m_apiKey(QStringLiteral("8edde160c63c4be6b77101828211208"))
-{
-}
-
-void WeatherApiBackend::requestWeatherInfo(const QString &city)
-{
- generateWeatherRequest(city, QGeoCoordinate());
-}
-
-void WeatherApiBackend::requestWeatherInfo(const QGeoCoordinate &coordinate)
-{
- const QString coordinateStr =
- QString("%1,%2").arg(coordinate.latitude()).arg(coordinate.longitude());
- generateWeatherRequest(coordinateStr, coordinate);
-}
-
-void WeatherApiBackend::handleWeatherForecastReply(QNetworkReply *reply,
- const QGeoCoordinate &coordinate)
-{
- if (!reply) {
- emit errorOccurred();
- return;
- }
- bool parsed = false;
- if (!reply->error()) {
- QJsonDocument document = QJsonDocument::fromJson(reply->readAll());
- const QJsonObject documentObject = document.object();
- const QJsonObject locationObject = documentObject.value(u"location").toObject();
-
- // extract location name
- LocationInfo location;
- location.m_name = locationObject.value(u"name").toString();
- if (coordinate.isValid())
- location.m_coordinate = coordinate;
- qCDebug(requestsLog) << "Got weather for" << location.m_name;
-
- // extract current weather
- WeatherInfo currentWeather;
-
- const QJsonObject currentWeatherObject = documentObject.value(u"current").toObject();
- const QJsonValue temperature = currentWeatherObject.value(u"temp_c");
- if (temperature.isDouble())
- currentWeather.m_temperature = niceTemperatureString(temperature.toDouble());
-
- parseWeatherDescription(currentWeatherObject, currentWeather);
-
- parsed = !location.m_name.isEmpty() && !currentWeather.m_temperature.isEmpty();
-
- if (parsed) {
- QList<WeatherInfo> weatherDetails;
- weatherDetails << currentWeather;
-
- // extract forecast details
- const QJsonObject forecastObject = documentObject.value(u"forecast").toObject();
- const QJsonArray forecastDays = forecastObject.value(u"forecastday").toArray();
- for (qsizetype i = 0; i < forecastDays.size(); ++i) {
- const QJsonObject dayInfo = forecastDays.at(i).toObject();
- WeatherInfo info;
-
- const QDateTime dt =
- QDateTime::fromSecsSinceEpoch(dayInfo.value(u"date_epoch").toInteger());
- info.m_dayOfWeek = dt.toString(u"ddd");
-
- const QJsonObject dayObject = dayInfo.value(u"day").toObject();
- const QJsonValue minTemp = dayObject.value(u"mintemp_c");
- const QJsonValue maxTemp = dayObject.value(u"maxtemp_c");
- if (minTemp.isDouble() && maxTemp.isDouble()) {
- info.m_temperature = niceTemperatureString(minTemp.toDouble()) + QChar('/')
- + niceTemperatureString(maxTemp.toDouble());
- } else {
- qCDebug(requestsLog, "Failed to parse min or max temperature.");
- }
-
- parseWeatherDescription(dayObject, info);
-
- if (!info.m_temperature.isEmpty() && !info.m_weatherIconId.isEmpty())
- weatherDetails.push_back(info);
- }
-
- emit weatherInformation(location, weatherDetails);
- }
- }
- if (!parsed) {
- emit errorOccurred();
- if (reply->error())
- qCDebug(requestsLog) << reply->errorString();
- else
- qCDebug(requestsLog, "Failed to parse weather JSON.");
- }
-
- reply->deleteLater();
-}
-
-void WeatherApiBackend::generateWeatherRequest(const QString &locationString,
- const QGeoCoordinate &coordinate)
-{
- QUrl url("https://api.weatherapi.com/v1/forecast.json");
-
- QUrlQuery query;
- query.addQueryItem(QStringLiteral("key"), m_apiKey);
- query.addQueryItem(QStringLiteral("q"), locationString);
- query.addQueryItem(QStringLiteral("days"), QStringLiteral("4"));
- query.addQueryItem(QStringLiteral("aqi"), QStringLiteral("no"));
- query.addQueryItem(QStringLiteral("alerts"), QStringLiteral("no"));
-
- url.setQuery(query);
-
- QNetworkReply *reply = m_networkManager->get(QNetworkRequest(url));
- connect(reply, &QNetworkReply::finished, this,
- [this, reply, coordinate]() { handleWeatherForecastReply(reply, coordinate); });
-}