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39 
40 #include "qplacesearchreplymapbox.h"
41 #include "qplacemanagerenginemapbox.h"
42 #include "qmapboxcommon.h"
43 
44 #include <QtCore/QJsonDocument>
45 #include <QtCore/QJsonArray>
46 #include <QtCore/QJsonObject>
47 #include <QtNetwork/QNetworkReply>
48 #include <QtPositioning/QGeoCircle>
49 #include <QtPositioning/QGeoRectangle>
50 #include <QtLocation/QPlaceResult>
51 #include <QtLocation/QPlaceSearchRequest>
52 #include <QtLocation/QPlaceContactDetail>
53 
54 #include <algorithm>
55 
56 QT_BEGIN_NAMESPACE
57 
58 namespace {
59 
60 // https://www.mapbox.com/api-documentation/#response-object
parsePlaceResult(const QJsonObject & response,const QString & attribution)61 QPlaceResult parsePlaceResult(const QJsonObject &response, const QString &attribution)
62 {
63     QPlace place;
64 
65     place.setAttribution(attribution);
66     place.setPlaceId(response.value(QStringLiteral("id")).toString());
67     place.setVisibility(QLocation::PublicVisibility);
68 
69     QString placeName = response.value(QStringLiteral("text")).toString();
70     if (placeName.isEmpty())
71         placeName = response.value(QStringLiteral("place_name")).toString();
72 
73     place.setName(placeName);
74     place.setDetailsFetched(true);
75 
76     // Unused data: type, place_type, relevance, properties.short_code,
77     // properties.landmark, properties.wikidata
78 
79     // The property object is unstable and only Carmen GeoJSON properties are
80     // guaranteed. This implementation should check for the presence of these
81     // values in a response before it attempts to use them.
82     if (response.value(QStringLiteral("properties")).isObject()) {
83         const QJsonObject properties = response.value(QStringLiteral("properties")).toObject();
84 
85         const QString makiString = properties.value(QStringLiteral("maki")).toString();
86         if (!makiString.isEmpty()) {
87             QVariantMap iconParameters;
88             iconParameters.insert(QPlaceIcon::SingleUrl,
89                                   QUrl::fromLocalFile(QStringLiteral(":/mapbox/") + makiString + QStringLiteral(".svg")));
90 
91             QPlaceIcon icon;
92             icon.setParameters(iconParameters);
93             place.setIcon(icon);
94         }
95 
96         const QString phoneString = properties.value(QStringLiteral("tel")).toString();
97         if (!phoneString.isEmpty()) {
98             QPlaceContactDetail phoneDetail;
99             phoneDetail.setLabel(QPlaceContactDetail::Phone);
100             phoneDetail.setValue(phoneString);
101             place.setContactDetails(QPlaceContactDetail::Phone, QList<QPlaceContactDetail>() << phoneDetail);
102         }
103 
104         const QString categoryString = properties.value(QStringLiteral("category")).toString();
105         if (!categoryString.isEmpty()) {
106             QList<QPlaceCategory> categories;
107             for (const QString &categoryId : categoryString.split(QStringLiteral(", "), Qt::SkipEmptyParts)) {
108                 QPlaceCategory category;
109                 category.setName(QMapboxCommon::mapboxNameForCategory(categoryId));
110                 category.setCategoryId(categoryId);
111                 categories.append(category);
112             }
113             place.setCategories(categories);
114         }
115     }
116 
117     // XXX: matching_text, matching_place_name
118     // XXX: text_{language}, place_name_{language}
119     // XXX: language, language_{language}
120 
121     place.setLocation(QMapboxCommon::parseGeoLocation(response));
122 
123     // XXX: geometry, geometry.type, geometry.coordinates, geometry.interpolated
124 
125     QPlaceResult result;
126     result.setPlace(place);
127     result.setTitle(place.name());
128 
129     return result;
130 }
131 
132 } // namespace
133 
QPlaceSearchReplyMapbox(const QPlaceSearchRequest & request,QNetworkReply * reply,QPlaceManagerEngineMapbox * parent)134 QPlaceSearchReplyMapbox::QPlaceSearchReplyMapbox(const QPlaceSearchRequest &request, QNetworkReply *reply, QPlaceManagerEngineMapbox *parent)
135 :   QPlaceSearchReply(parent)
136 {
137     Q_ASSERT(parent);
138     if (!reply) {
139         setError(UnknownError, QStringLiteral("Null reply"));
140         return;
141     }
142     setRequest(request);
143 
144     connect(reply, &QNetworkReply::finished, this, &QPlaceSearchReplyMapbox::onReplyFinished);
145     connect(reply, &QNetworkReply::errorOccurred, this, &QPlaceSearchReplyMapbox::onNetworkError);
146 
147     connect(this, &QPlaceReply::aborted, reply, &QNetworkReply::abort);
148     connect(this, &QObject::destroyed, reply, &QObject::deleteLater);
149 }
150 
~QPlaceSearchReplyMapbox()151 QPlaceSearchReplyMapbox::~QPlaceSearchReplyMapbox()
152 {
153 }
154 
setError(QPlaceReply::Error errorCode,const QString & errorString)155 void QPlaceSearchReplyMapbox::setError(QPlaceReply::Error errorCode, const QString &errorString)
156 {
157     QPlaceReply::setError(errorCode, errorString);
158     emit error(errorCode, errorString);
159 
160     setFinished(true);
161     emit finished();
162 }
163 
onReplyFinished()164 void QPlaceSearchReplyMapbox::onReplyFinished()
165 {
166     QNetworkReply *reply = static_cast<QNetworkReply *>(sender());
167     reply->deleteLater();
168 
169     if (reply->error() != QNetworkReply::NoError)
170         return;
171 
172     const QJsonDocument document = QJsonDocument::fromJson(reply->readAll());
173     if (!document.isObject()) {
174         setError(ParseError, tr("Response parse error"));
175         return;
176     }
177 
178     const QJsonArray features = document.object().value(QStringLiteral("features")).toArray();
179     const QString attribution = document.object().value(QStringLiteral("attribution")).toString();
180 
181     const QGeoCoordinate searchCenter = request().searchArea().center();
182     const QList<QPlaceCategory> categories = request().categories();
183 
184     QList<QPlaceSearchResult> results;
185     for (const QJsonValue &feature : features) {
186         QPlaceResult placeResult = parsePlaceResult(feature.toObject(), attribution);
187 
188         if (!categories.isEmpty()) {
189             const QList<QPlaceCategory> placeCategories = placeResult.place().categories();
190             bool categoryMatch = false;
191             if (!placeCategories.isEmpty()) {
192                 for (const QPlaceCategory &placeCategory : placeCategories) {
193                     if (categories.contains(placeCategory)) {
194                         categoryMatch = true;
195                         break;
196                     }
197                 }
198             }
199             if (!categoryMatch)
200                 continue;
201         }
202         placeResult.setDistance(searchCenter.distanceTo(placeResult.place().location().coordinate()));
203         results.append(placeResult);
204     }
205 
206     if (request().relevanceHint() == QPlaceSearchRequest::DistanceHint) {
207         std::sort(results.begin(), results.end(), [](const QPlaceResult &a, const QPlaceResult &b) -> bool {
208                 return a.distance() < b.distance();
209         });
210     } else if (request().relevanceHint() == QPlaceSearchRequest::LexicalPlaceNameHint) {
211         std::sort(results.begin(), results.end(), [](const QPlaceResult &a, const QPlaceResult &b) -> bool {
212                 return a.place().name() < b.place().name();
213         });
214     }
215 
216     setResults(results);
217 
218     setFinished(true);
219     emit finished();
220 }
221 
onNetworkError(QNetworkReply::NetworkError error)222 void QPlaceSearchReplyMapbox::onNetworkError(QNetworkReply::NetworkError error)
223 {
224     Q_UNUSED(error);
225     QNetworkReply *reply = static_cast<QNetworkReply *>(sender());
226     reply->deleteLater();
227     setError(CommunicationError, reply->errorString());
228 }
229 
230 QT_END_NAMESPACE
231