diff options
Diffstat (limited to 'src/plugins/geoservices/esri/geocodereply_esri.cpp')
| -rw-r--r-- | src/plugins/geoservices/esri/geocodereply_esri.cpp | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/src/plugins/geoservices/esri/geocodereply_esri.cpp b/src/plugins/geoservices/esri/geocodereply_esri.cpp new file mode 100644 index 00000000..a7ad9368 --- /dev/null +++ b/src/plugins/geoservices/esri/geocodereply_esri.cpp @@ -0,0 +1,227 @@ +/**************************************************************************** +** +** Copyright (C) 2013-2016 Esri <contracts@esri.com> +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtLocation module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "geocodereply_esri.h" + +#include <QJsonDocument> +#include <QJsonObject> +#include <QJsonArray> +#include <QGeoCoordinate> +#include <QGeoAddress> +#include <QGeoLocation> +#include <QGeoRectangle> + +QT_BEGIN_NAMESPACE + +GeoCodeReplyEsri::GeoCodeReplyEsri(QNetworkReply *reply, OperationType operationType, + QObject *parent) : + QGeoCodeReply(parent), m_reply(reply), m_operationType(operationType) +{ + connect(m_reply, SIGNAL(finished()), this, SLOT(networkReplyFinished())); + connect(m_reply, SIGNAL(error(QNetworkReply::NetworkError)), + this, SLOT(networkReplyError(QNetworkReply::NetworkError))); + + setLimit(1); + setOffset(0); +} + +GeoCodeReplyEsri::~GeoCodeReplyEsri() +{ + if (m_reply) + m_reply->deleteLater(); +} + +void GeoCodeReplyEsri::abort() +{ + if (!m_reply) + return; + + m_reply->abort(); + QGeoCodeReply::abort(); + + m_reply->deleteLater(); + m_reply = Q_NULLPTR; +} + +void GeoCodeReplyEsri::networkReplyError(QNetworkReply::NetworkError error) +{ + Q_UNUSED(error) + + if (!m_reply) + return; + + setError(QGeoCodeReply::CommunicationError, m_reply->errorString()); + + m_reply->deleteLater(); + m_reply = Q_NULLPTR; +} + +void GeoCodeReplyEsri::networkReplyFinished() +{ + if (!m_reply) + return; + + if (m_reply->error() != QNetworkReply::NoError) + { + setError(QGeoCodeReply::CommunicationError, m_reply->errorString()); + m_reply->deleteLater(); + m_reply = Q_NULLPTR; + return; + } + + QJsonDocument document = QJsonDocument::fromJson(m_reply->readAll()); + + if (document.isObject()) { + QJsonObject object = document.object(); + + switch (operationType()) { + case Geocode: + { + QJsonArray candidates = object.value(QStringLiteral("candidates")).toArray(); + + QList<QGeoLocation> locations; + + for (int i = 0; i < candidates.count(); i++) { + if (!candidates.at(i).isObject()) + continue; + + QJsonObject candidate = candidates.at(i).toObject(); + + QGeoLocation location = parseCandidate(candidate); + locations.append(location); + } + + setLocations(locations); + setFinished(true); + } + break; + + case ReverseGeocode: + { + QGeoLocation location = parseAddress(object); + + QList<QGeoLocation> locations; + locations.append(location); + + setLocations(locations); + setFinished(true); + } + break; + } + + } else { + setError(QGeoCodeReply::CommunicationError, QStringLiteral("Unknown document")); + } + + m_reply->deleteLater(); + m_reply = Q_NULLPTR; +} + +QGeoLocation GeoCodeReplyEsri::parseAddress(const QJsonObject& object) +{ + QJsonObject addressObject = object.value(QStringLiteral("address")).toObject(); + + QGeoAddress address; + + address.setCountryCode(addressObject.value(QStringLiteral("CountryCode")).toString()); + address.setState(addressObject.value(QStringLiteral("Region")).toString()); + address.setCity(addressObject.value(QStringLiteral("City")).toString()); + address.setDistrict(addressObject.value(QStringLiteral("Subregion")).toString()); + address.setPostalCode(addressObject.value(QStringLiteral("Postal")).toString()); + address.setStreet(addressObject.value(QStringLiteral("Address")).toString()); + + QGeoCoordinate coordinate; + + QJsonObject locationObject = object.value(QStringLiteral("location")).toObject(); + + coordinate.setLongitude(locationObject.value(QStringLiteral("x")).toDouble()); + coordinate.setLatitude(locationObject.value(QStringLiteral("y")).toDouble()); + + QGeoLocation location; + + location.setCoordinate(coordinate); + location.setAddress(address); + + return location; +} + +QGeoLocation GeoCodeReplyEsri::parseCandidate(const QJsonObject& candidate) +{ + QGeoCoordinate coordinate; + + QJsonObject locationObject = candidate.value(QStringLiteral("location")).toObject(); + + coordinate.setLongitude(locationObject.value(QStringLiteral("x")).toDouble()); + coordinate.setLatitude(locationObject.value(QStringLiteral("y")).toDouble()); + + QGeoRectangle extent; + + if (candidate.contains(QStringLiteral("extent"))) { + QJsonObject extentObject = candidate.value(QStringLiteral("extent")).toObject(); + + extent.setTopLeft(QGeoCoordinate(extentObject.value(QStringLiteral("ymin")).toDouble(), + extentObject.value(QStringLiteral("xmin")).toDouble())); + + extent.setBottomRight(QGeoCoordinate(extentObject.value(QStringLiteral("ymax")).toDouble(), + extentObject.value(QStringLiteral("xmax")).toDouble())); + } + + QJsonObject attributesObject = candidate.value(QStringLiteral("attributes")).toObject(); + + QGeoAddress address; + + address.setText(candidate.value(QStringLiteral("address")).toString()); + + address.setCountry(attributesObject.value(QStringLiteral("Country")).toString()); + address.setCountryCode(attributesObject.value(QStringLiteral("Country")).toString()); + address.setState(attributesObject.value(QStringLiteral("Region")).toString()); + address.setCity(attributesObject.value(QStringLiteral("City")).toString()); + address.setDistrict(attributesObject.value(QStringLiteral("Subregion")).toString()); + address.setPostalCode(attributesObject.value(QStringLiteral("Postal")).toString()); + + QGeoLocation location; + + location.setCoordinate(coordinate); + location.setBoundingBox(extent); + location.setAddress(address); + + return location; +} + +QT_END_NAMESPACE |