Version 0.6-2, use of cell+gps, fix "start daemon"
[googlelatitude] / src / gps.cpp
index 0fb4ba7..e5c8869 100644 (file)
 #include "gps.h"
 
+GpsMaemo5::GpsMaemo5(QObject *parent) :
+        QObject(parent),
+        latitude(0), longitude(0), accuracy(0),
+        interval(1800), wait(30), method("cell"),
+        emitfix(false), stopgps(true) {
 #ifdef Q_WS_MAEMO_5
-
-GpsMaemo5::GpsMaemo5(QObject *parent) : QObject(parent) {
-    latitude = 0;
-    longitude = 0;
-    accuracy = 0;
-
     control = location_gpsd_control_get_default();
     device = (LocationGPSDevice*) g_object_new(LOCATION_TYPE_GPS_DEVICE, NULL);
-
     g_signal_connect(device, "changed", G_CALLBACK(GpsMaemo5_changed), this);
-    g_object_set(G_OBJECT(control), "preferred-method", LOCATION_METHOD_ACWP, NULL);
-    g_object_set(G_OBJECT(control), "preferred-interval", LOCATION_INTERVAL_120S, NULL);
+#else
+    urlloc = QUrl::fromEncoded("http://www.google.com/loc/json");
+    worker = new QNetworkAccessManager();
+    connect(worker, SIGNAL(finished(QNetworkReply *)), this, SLOT(gloc_reply(QNetworkReply *)));
+#endif // Q_WS_MAEMO_5
+}
+
+void GpsMaemo5::refresh() {
+    if ( stopgps ) return;
+    qDebug() << "GpsMaemo5: refresh";
+
+    QTimer::singleShot(interval*1000, this, SLOT(refresh()));
+    QTimer::singleShot(wait*1000, this, SLOT(stop()));
 
+#if QT_VERSION >= QT_VERSION_CHECK(4, 7, 0)
+    QNetworkConfigurationManager mgr;
+    if (!mgr.isOnline()) {
+        qDebug() << "GpsMaemo5: offline";
+        return;
+    }
+#endif
+
+#ifdef Q_WS_MAEMO_5
+    if ( method == QString("cell") ) {
+        g_object_set(G_OBJECT(control), "preferred-method", LOCATION_METHOD_ACWP, NULL);
+    } else if ( method == QString("both") ) {
+        g_object_set(G_OBJECT(control), "preferred-method", LOCATION_METHOD_USER_SELECTED, NULL);
+    } else if ( method == QString("agps") ) {
+        g_object_set(G_OBJECT(control), "preferred-method", LOCATION_METHOD_AGNSS, NULL);
+    } else {
+        g_object_set(G_OBJECT(control), "preferred-method", LOCATION_METHOD_ACWP, NULL);
+    }
     location_gpsd_control_start(control);
+#else
+    worker->post(QNetworkRequest(urlloc), QByteArray("{version:\"1.1.0\"}"));
+#endif // Q_WS_MAEMO_5
 }
 
+void GpsMaemo5::stop() {
+    qDebug() << "GpsMaemo5: stop";
+#ifdef Q_WS_MAEMO_5
+    location_gpsd_control_stop(control);
+#else
+#endif // Q_WS_MAEMO_5
+    if (emitfix) {
+        emitfix = false;
+        emit fix();
+    }
+}
+
+void GpsMaemo5::forcestop() {
+    qDebug() << "GpsMaemo5: forcestop";
+    stopgps = true;
+    emitfix = false;
+    stop();
+}
+
+int GpsMaemo5::config(int i, int w, QString m) {
+    qDebug() << "GpsMaemo5: config";
+    stopgps = false;
+    interval = i;
+    wait = w;
+    method = m;
+    return 0;
+}
+
+#ifdef Q_WS_MAEMO_5
 void GpsMaemo5_changed(LocationGPSDevice *device, GpsMaemo5 *gps) {
     if (device->fix) {
         if (device->fix->fields) {
-            g_print("lat = %f, long = %f, eph = %f\n", gps->device->fix->latitude, gps->device->fix->longitude, gps->device->fix->eph/100.);
+            if ( isnan(gps->device->fix->eph) ) return;
+            g_print("GpsMaemo5 lat %f lon %f eph %f\n", gps->device->fix->latitude, gps->device->fix->longitude, gps->device->fix->eph/100.);
             gps->latitude = gps->device->fix->latitude;
             gps->longitude = gps->device->fix->longitude;
             gps->accuracy = gps->device->fix->eph/100.;
-            emit gps->fix();
+            gps->emitfix = true;
         }
     }
 }
-
+#else
+void GpsMaemo5::gloc_reply(QNetworkReply *r) {
+    if ( r->url() == urlloc ) {
+        QString loc = r->readAll();
+        QRegExp regexp ("\\{\"latitude\":(.*),\"longitude\":(.*),\"accuracy\":(.*)\\}");
+        regexp.setMinimal(1);
+        regexp.indexIn(loc, 1);
+        latitude = regexp.capturedTexts().at(1).toDouble();
+        longitude = regexp.capturedTexts().at(2).toDouble();
+        accuracy = regexp.capturedTexts().at(3).toDouble();
+        if ( accuracy > 100000 ) accuracy = 100000;
+        qDebug() << "GpsIP lat" << latitude << "lon" << longitude << "acc" << accuracy;
+        emitfix = true;
+    } else {
+        qDebug() << "GpsIP Error url" << r->url();
+        qDebug() << r->rawHeaderList();
+        qDebug() << r->readAll();
+    }
+}
 #endif // Q_WS_MAEMO_5