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39
40#include "georoutingmanagerengine_esri.h"
41#include "georoutereply_esri.h"
42
43#include <QUrlQuery>
44
45QT_BEGIN_NAMESPACE
46
47static const QString kPrefixEsri(QStringLiteral("esri."));
48static const QString kParamUserAgent(kPrefixEsri + QStringLiteral("useragent"));
49static const QString kParamToken(kPrefixEsri + QStringLiteral("token"));
50
51static const QString kUrlRouting(QStringLiteral("http://route.arcgis.com/arcgis/rest/services/World/Route/NAServer/Route_World/solve"));
52
53GeoRoutingManagerEngineEsri::GeoRoutingManagerEngineEsri(const QVariantMap &parameters,
54 QGeoServiceProvider::Error *error,
55 QString *errorString) :
56 QGeoRoutingManagerEngine(parameters), m_networkManager(new QNetworkAccessManager(this))
57{
58 if (parameters.contains(akey: kParamUserAgent))
59 m_userAgent = parameters.value(akey: kParamUserAgent).toString().toLatin1();
60 else
61 m_userAgent = QByteArrayLiteral("Qt Location based application");
62
63 m_token = parameters.value(akey: kParamToken).toString();
64
65 *error = QGeoServiceProvider::NoError;
66 errorString->clear();
67}
68
69GeoRoutingManagerEngineEsri::~GeoRoutingManagerEngineEsri()
70{
71}
72
73// REST reference: http://resources.arcgis.com/en/help/arcgis-rest-api/index.html#//02r300000036000000
74
75QGeoRouteReply *GeoRoutingManagerEngineEsri::calculateRoute(const QGeoRouteRequest &request)
76{
77 QNetworkRequest networkRequest;
78 networkRequest.setHeader(header: QNetworkRequest::UserAgentHeader, value: m_userAgent);
79
80 QUrl url(kUrlRouting);
81 QUrlQuery query;
82 QString stops;
83
84 foreach (const QGeoCoordinate &coordinate, request.waypoints())
85 {
86 if (!stops.isEmpty())
87 stops += "; ";
88
89 stops += QString::number(coordinate.longitude()) + QLatin1Char(',') +
90 QString::number(coordinate.latitude());
91 }
92
93 query.addQueryItem(QStringLiteral("stops"), value: stops);
94 query.addQueryItem(QStringLiteral("f"), QStringLiteral("json"));
95 query.addQueryItem(QStringLiteral("directionsLanguage"), value: preferedDirectionLangage());
96 query.addQueryItem(QStringLiteral("directionsLengthUnits"), value: preferedDirectionsLengthUnits());
97 query.addQueryItem(QStringLiteral("token"), value: m_token);
98
99 url.setQuery(query);
100 networkRequest.setUrl(url);
101
102 QNetworkReply *reply = m_networkManager->get(request: networkRequest);
103 GeoRouteReplyEsri *routeReply = new GeoRouteReplyEsri(reply, request, this);
104
105 connect(sender: routeReply, SIGNAL(finished()), receiver: this, SLOT(replyFinished()));
106 connect(sender: routeReply, SIGNAL(error(QGeoRouteReply::Error,QString)), receiver: this, SLOT(replyError(QGeoRouteReply::Error,QString)));
107
108 return routeReply;
109}
110
111void GeoRoutingManagerEngineEsri::replyFinished()
112{
113 QGeoRouteReply *reply = qobject_cast<QGeoRouteReply *>(object: sender());
114 if (reply)
115 emit finished(reply);
116}
117
118void GeoRoutingManagerEngineEsri::replyError(QGeoRouteReply::Error errorCode, const QString &errorString)
119{
120 QGeoRouteReply *reply = qobject_cast<QGeoRouteReply *>(object: sender());
121 if (reply)
122 emit error(reply, error: errorCode, errorString);
123}
124
125QString GeoRoutingManagerEngineEsri::preferedDirectionLangage()
126{
127 // list of supported langages is defined in:
128 // http://resources.arcgis.com/en/help/arcgis-rest-api/index.html#//02r300000036000000
129 const QStringList supportedLanguages = {
130 "ar", // Generate directions in Arabic
131 "cs", // Generate directions in Czech
132 "de", // Generate directions in German
133 "el", // Generate directions in Greek
134 "en", // Generate directions in English (default)
135 "es", // Generate directions in Spanish
136 "et", // Generate directions in Estonian
137 "fr", // Generate directions in French
138 "he", // Generate directions in Hebrew
139 "it", // Generate directions in Italian
140 "ja", // Generate directions in Japanese
141 "ko", // Generate directions in Korean
142 "lt", // Generate directions in Lithuanian
143 "lv", // Generate directions in Latvian
144 "nl", // Generate directions in Dutch
145 "pl", // Generate directions in Polish
146 "pt-BR", // Generate directions in Brazilian Portuguese
147 "pt-PT", // Generate directions in Portuguese (Portugal)
148 "ru", // Generate directions in Russian
149 "sv", // Generate directions in Swedish
150 "tr", // Generate directions in Turkish
151 "zh-CN" // Simplified Chinese
152 };
153
154 for (const QString &language: locale().uiLanguages())
155 {
156 if (language.startsWith(s: "pt_BR")) // Portuguese (Brazilian)
157 return QStringLiteral("pt-BR");
158 if (language.startsWith(s: "pt")) // Portuguese (Portugal)
159 return QStringLiteral("pt-PT");
160 if (language.startsWith(s: "zh")) // Portuguese (Portugal)
161 return QStringLiteral("zh-CN");
162
163 const QString country = language.left(n: 2);
164 if (supportedLanguages.contains(str: country))
165 return country;
166 }
167 return QStringLiteral("en"); // default value
168}
169
170QString GeoRoutingManagerEngineEsri::preferedDirectionsLengthUnits()
171{
172 switch (measurementSystem())
173 {
174 case QLocale::MetricSystem:
175 return QStringLiteral("esriNAUMeters");
176 break;
177 case QLocale::ImperialUSSystem:
178 return QStringLiteral( "esriNAUFeet");
179 break;
180 case QLocale::ImperialUKSystem:
181 return QStringLiteral("esriNAUFeet");
182 break;
183 default:
184 return QStringLiteral("esriNAUMeters");
185 break;
186 }
187 return QStringLiteral("esriNAUMeters");
188}
189
190QT_END_NAMESPACE
191

source code of qtlocation/src/plugins/geoservices/esri/georoutingmanagerengine_esri.cpp