diff options
Diffstat (limited to 'src/plugins/geoservices/osm/qplacesearchreplyosm.cpp')
-rw-r--r-- | src/plugins/geoservices/osm/qplacesearchreplyosm.cpp | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/src/plugins/geoservices/osm/qplacesearchreplyosm.cpp b/src/plugins/geoservices/osm/qplacesearchreplyosm.cpp new file mode 100644 index 00000000..b1555870 --- /dev/null +++ b/src/plugins/geoservices/osm/qplacesearchreplyosm.cpp @@ -0,0 +1,213 @@ +/**************************************************************************** +** +** Copyright (C) 2015 Aaron McCarthy <mccarthy.aaron@gmail.com> +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the QtFoo module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL21$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://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 2.1 or version 3 as published by the Free +** Software Foundation and appearing in the file LICENSE.LGPLv21 and +** LICENSE.LGPLv3 included in the packaging of this file. Please review the +** following information to ensure the GNU Lesser General Public License +** requirements will be met: https://www.gnu.org/licenses/lgpl.html and +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qplacesearchreplyosm.h" +#include "qplacemanagerengineosm.h" + +#include <QtCore/QJsonDocument> +#include <QtCore/QJsonArray> +#include <QtCore/QJsonObject> +#include <QtNetwork/QNetworkReply> +#include <QtPositioning/QGeoCircle> +#include <QtPositioning/QGeoRectangle> +#include <QtLocation/QPlaceResult> +#include <QtLocation/QPlaceSearchRequest> + +QT_BEGIN_NAMESPACE + +QPlaceSearchReplyOsm::QPlaceSearchReplyOsm(const QPlaceSearchRequest &request, + QNetworkReply *reply, QPlaceManagerEngineOsm *parent) +: QPlaceSearchReply(parent), m_reply(reply) +{ + Q_ASSERT(parent); + + setRequest(request); + + if (!m_reply) + return; + + m_reply->setParent(this); + connect(m_reply, SIGNAL(finished()), this, SLOT(replyFinished())); +} + +QPlaceSearchReplyOsm::~QPlaceSearchReplyOsm() +{ +} + +void QPlaceSearchReplyOsm::abort() +{ + if (m_reply) + m_reply->abort(); +} + +void QPlaceSearchReplyOsm::setError(QPlaceReply::Error errorCode, const QString &errorString) +{ + QPlaceReply::setError(errorCode, errorString); + emit error(errorCode, errorString); + setFinished(true); + emit finished(); +} + +static QGeoRectangle parseBoundingBox(const QJsonArray &coordinates) +{ + if (coordinates.count() != 4) + return QGeoRectangle(); + + double bottom = coordinates.at(0).toString().toDouble(); + double top = coordinates.at(1).toString().toDouble(); + double left = coordinates.at(2).toString().toDouble(); + double right = coordinates.at(3).toString().toDouble(); + + return QGeoRectangle(QGeoCoordinate(top, left), QGeoCoordinate(bottom, right)); +} + +void QPlaceSearchReplyOsm::replyFinished() +{ + QNetworkReply *reply = m_reply; + m_reply->deleteLater(); + m_reply = 0; + + if (reply->error() != QNetworkReply::NoError) { + setError(CommunicationError, tr("Communication error")); + return; + } + + QJsonDocument document = QJsonDocument::fromJson(reply->readAll()); + if (!document.isArray()) { + setError(ParseError, tr("Response parse error")); + return; + } + + QJsonArray resultsArray = document.array(); + + QGeoCoordinate searchCenter = request().searchArea().center(); + + QStringList placeIds; + + QList<QPlaceSearchResult> results; + for (int i = 0; i < resultsArray.count(); ++i) { + QJsonObject item = resultsArray.at(i).toObject(); + QPlaceResult pr = parsePlaceResult(item); + pr.setDistance(searchCenter.distanceTo(pr.place().location().coordinate())); + placeIds.append(pr.place().placeId()); + results.append(pr); + } + + QVariantMap searchContext = request().searchContext().toMap(); + QStringList excludePlaceIds = + searchContext.value(QStringLiteral("ExcludePlaceIds")).toStringList(); + + if (!excludePlaceIds.isEmpty()) { + QPlaceSearchRequest r = request(); + QVariantMap parameters = searchContext; + + QStringList epi = excludePlaceIds; + epi.removeLast(); + + parameters.insert(QStringLiteral("ExcludePlaceIds"), epi); + r.setSearchContext(parameters); + setPreviousPageRequest(r); + } + + if (!placeIds.isEmpty()) { + QPlaceSearchRequest r = request(); + QVariantMap parameters = searchContext; + + QStringList epi = excludePlaceIds; + epi.append(placeIds.join(QLatin1Char(','))); + + parameters.insert(QStringLiteral("ExcludePlaceIds"), epi); + r.setSearchContext(parameters); + setNextPageRequest(r); + } + + setResults(results); + + setFinished(true); + emit finished(); +} + +QPlaceResult QPlaceSearchReplyOsm::parsePlaceResult(const QJsonObject &item) const +{ + QPlace place; + + QGeoCoordinate coordinate = QGeoCoordinate(item.value(QStringLiteral("lat")).toString().toDouble(), + item.value(QStringLiteral("lon")).toString().toDouble()); + + //const QString placeRank = item.value(QStringLiteral("place_rank")).toString(); + //const QString category = item.value(QStringLiteral("category")).toString(); + const QString type = item.value(QStringLiteral("type")).toString(); + //double importance = item.value(QStringLiteral("importance")).toDouble(); + + place.setAttribution(item.value(QStringLiteral("licence")).toString()); + place.setPlaceId(item.value(QStringLiteral("place_id")).toString()); + + QVariantMap iconParameters; + iconParameters.insert(QPlaceIcon::SingleUrl, + QUrl(item.value(QStringLiteral("icon")).toString())); + QPlaceIcon icon; + icon.setParameters(iconParameters); + place.setIcon(icon); + + QJsonObject addressDetails = item.value(QStringLiteral("address")).toObject(); + + const QString title = addressDetails.value(type).toString(); + + place.setName(title); + + QGeoAddress address; + address.setCity(addressDetails.value(QStringLiteral("city")).toString()); + address.setCountry(addressDetails.value(QStringLiteral("country")).toString()); + // FIXME: country_code is alpha-2 setCountryCode takes alpha-3 + //address.setCountryCode(addressDetails.value(QStringLiteral("country_code")).toString()); + address.setPostalCode(addressDetails.value(QStringLiteral("postcode")).toString()); + address.setStreet(addressDetails.value(QStringLiteral("road")).toString()); + address.setState(addressDetails.value(QStringLiteral("state")).toString()); + address.setDistrict(addressDetails.value(QStringLiteral("suburb")).toString()); + + QGeoLocation location; + location.setCoordinate(coordinate); + location.setAddress(address); + location.setBoundingBox(parseBoundingBox(item.value(QStringLiteral("boundingbox")).toArray())); + + place.setLocation(location); + + QPlaceResult result; + result.setIcon(icon); + result.setPlace(place); + result.setTitle(title); + + return result; +} + +QT_END_NAMESPACE |