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3 ** Copyright (C) 2013-2018 Esri <contracts@esri.com>
4 ** Contact: https://www.qt.io/licensing/
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38 ****************************************************************************/
39
40 #include "geocodereply_esri.h"
41
42 #include <QJsonDocument>
43 #include <QJsonObject>
44 #include <QJsonArray>
45 #include <QGeoCoordinate>
46 #include <QGeoAddress>
47 #include <QGeoLocation>
48 #include <QGeoRectangle>
49
50 QT_BEGIN_NAMESPACE
51
GeoCodeReplyEsri(QNetworkReply * reply,OperationType operationType,QObject * parent)52 GeoCodeReplyEsri::GeoCodeReplyEsri(QNetworkReply *reply, OperationType operationType,
53 QObject *parent) :
54 QGeoCodeReply(parent), m_operationType(operationType)
55 {
56 if (!reply) {
57 setError(UnknownError, QStringLiteral("Null reply"));
58 return;
59 }
60 connect(reply, SIGNAL(finished()), this, SLOT(networkReplyFinished()));
61 connect(reply, SIGNAL(errorOccurred(QNetworkReply::NetworkError)),
62 this, SLOT(networkReplyError(QNetworkReply::NetworkError)));
63 connect(this, &QGeoCodeReply::aborted, reply, &QNetworkReply::abort);
64 connect(this, &QObject::destroyed, reply, &QObject::deleteLater);
65
66 setLimit(1);
67 setOffset(0);
68 }
69
~GeoCodeReplyEsri()70 GeoCodeReplyEsri::~GeoCodeReplyEsri()
71 {
72 }
73
networkReplyError(QNetworkReply::NetworkError error)74 void GeoCodeReplyEsri::networkReplyError(QNetworkReply::NetworkError error)
75 {
76 Q_UNUSED(error);
77 QNetworkReply *reply = static_cast<QNetworkReply *>(sender());
78 reply->deleteLater();
79 setError(QGeoCodeReply::CommunicationError, reply->errorString());
80 }
81
networkReplyFinished()82 void GeoCodeReplyEsri::networkReplyFinished()
83 {
84 QNetworkReply *reply = static_cast<QNetworkReply *>(sender());
85 reply->deleteLater();
86
87 if (reply->error() != QNetworkReply::NoError)
88 return;
89
90 QJsonDocument document = QJsonDocument::fromJson(reply->readAll());
91
92 if (document.isObject()) {
93 QJsonObject object = document.object();
94
95 switch (operationType()) {
96 case Geocode:
97 {
98 QJsonArray candidates = object.value(QStringLiteral("candidates")).toArray();
99
100 QList<QGeoLocation> locations;
101
102 for (int i = 0; i < candidates.count(); i++) {
103 if (!candidates.at(i).isObject())
104 continue;
105
106 QJsonObject candidate = candidates.at(i).toObject();
107
108 QGeoLocation location = parseCandidate(candidate);
109 locations.append(location);
110 }
111
112 setLocations(locations);
113 setFinished(true);
114 }
115 break;
116
117 case ReverseGeocode:
118 {
119 QGeoLocation location = parseAddress(object);
120
121 QList<QGeoLocation> locations;
122 locations.append(location);
123
124 setLocations(locations);
125 setFinished(true);
126 }
127 break;
128 }
129
130 } else {
131 setError(QGeoCodeReply::CommunicationError, QStringLiteral("Unknown document"));
132 }
133 }
134
parseAddress(const QJsonObject & object)135 QGeoLocation GeoCodeReplyEsri::parseAddress(const QJsonObject& object)
136 {
137 QJsonObject addressObject = object.value(QStringLiteral("address")).toObject();
138
139 QGeoAddress address;
140
141 address.setCountryCode(addressObject.value(QStringLiteral("CountryCode")).toString());
142 address.setState(addressObject.value(QStringLiteral("Region")).toString());
143 address.setCity(addressObject.value(QStringLiteral("City")).toString());
144 address.setDistrict(addressObject.value(QStringLiteral("Subregion")).toString());
145 address.setPostalCode(addressObject.value(QStringLiteral("Postal")).toString());
146 address.setStreet(addressObject.value(QStringLiteral("Address")).toString());
147
148 QGeoCoordinate coordinate;
149
150 QJsonObject locationObject = object.value(QStringLiteral("location")).toObject();
151
152 coordinate.setLongitude(locationObject.value(QStringLiteral("x")).toDouble());
153 coordinate.setLatitude(locationObject.value(QStringLiteral("y")).toDouble());
154
155 QGeoLocation location;
156
157 location.setCoordinate(coordinate);
158 location.setAddress(address);
159
160 return location;
161 }
162
parseCandidate(const QJsonObject & candidate)163 QGeoLocation GeoCodeReplyEsri::parseCandidate(const QJsonObject& candidate)
164 {
165 QGeoCoordinate coordinate;
166
167 QJsonObject locationObject = candidate.value(QStringLiteral("location")).toObject();
168
169 coordinate.setLongitude(locationObject.value(QStringLiteral("x")).toDouble());
170 coordinate.setLatitude(locationObject.value(QStringLiteral("y")).toDouble());
171
172 QGeoRectangle extent;
173
174 if (candidate.contains(QStringLiteral("extent"))) {
175 QJsonObject extentObject = candidate.value(QStringLiteral("extent")).toObject();
176
177 extent.setTopLeft(QGeoCoordinate(extentObject.value(QStringLiteral("ymin")).toDouble(),
178 extentObject.value(QStringLiteral("xmin")).toDouble()));
179
180 extent.setBottomRight(QGeoCoordinate(extentObject.value(QStringLiteral("ymax")).toDouble(),
181 extentObject.value(QStringLiteral("xmax")).toDouble()));
182 }
183
184 QJsonObject attributesObject = candidate.value(QStringLiteral("attributes")).toObject();
185
186 QGeoAddress address;
187
188 address.setText(candidate.value(QStringLiteral("address")).toString());
189
190 address.setCountry(attributesObject.value(QStringLiteral("Country")).toString());
191 address.setCountryCode(attributesObject.value(QStringLiteral("Country")).toString());
192 address.setState(attributesObject.value(QStringLiteral("Region")).toString());
193 address.setCity(attributesObject.value(QStringLiteral("City")).toString());
194 address.setDistrict(attributesObject.value(QStringLiteral("Subregion")).toString());
195 address.setPostalCode(attributesObject.value(QStringLiteral("Postal")).toString());
196
197 QGeoLocation location;
198
199 location.setCoordinate(coordinate);
200 location.setBoundingBox(extent);
201 location.setAddress(address);
202
203 return location;
204 }
205
206 QT_END_NAMESPACE
207