2 Situare - A location system for Facebook
3 Copyright (C) 2010 Ixonos Plc. Authors:
5 Kaj Wallin - kaj.wallin@ixonos.com
6 Henri Lampela - henri.lampela@ixonos.com
7 Jussi Laitinen - jussi.laitinen@ixonos.com
8 Sami Rämö - sami.ramo@ixonos.com
10 Situare is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License
12 version 2 as published by the Free Software Foundation.
14 Situare is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with Situare; if not, write to the Free Software
21 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
25 #include <QMessageBox>
28 #include "facebookservice/facebookauthentication.h"
29 #include "gps/gpsposition.h"
30 #include "map/mapengine.h"
31 #include "situareservice/situareservice.h"
32 #include "ui/mainwindow.h"
37 const QString SETTINGS_GPS_ENABLED = "GPS_ENABLED"; ///< GPS setting
38 const QString SETTINGS_AUTO_CENTERING_ENABLED = "AUTO_CENTERING_ENABLED";///< Auto centering setting
39 const int DEFAULT_ZOOM_LEVEL_WHEN_GPS_IS_AVAILABLE = 12; ///< Default zoom level when GPS available
40 const qreal USER_MOVEMENT_MINIMUM_LONGITUDE_DIFFERENCE = 0.003;///< Min value for user move latitude
41 const qreal USER_MOVEMENT_MINIMUM_LATITUDE_DIFFERENCE = 0.001;///< Min value for user move longitude
42 const int MIN_UPDATE_INTERVAL_MSECS = 5*60*1000;
44 SituareEngine::SituareEngine(QMainWindow *parent)
46 m_autoCenteringEnabled(false),
47 m_automaticUpdateFirstStart(true),
50 m_automaticUpdateEnabled(false),
51 m_automaticUpdateIntervalTimer(0),
52 m_lastUpdatedGPSPosition(QPointF())
54 qDebug() << __PRETTY_FUNCTION__;
55 m_ui = new MainWindow;
56 m_ui->updateItemVisibility(m_loggedIn);
59 m_mapEngine = new MapEngine(this);
60 m_ui->setMapViewScene(m_mapEngine->scene());
63 m_gps = new GPSPosition(this);
65 // build SituareService
66 m_situareService = new SituareService(this);
68 // build FacebookAuthenticator
69 m_facebookAuthenticator = new FacebookAuthentication(this);
72 signalsFromMapEngine();
74 signalsFromSituareService();
75 signalsFromMainWindow();
76 signalsFromFacebookAuthenticator();
78 connect(this, SIGNAL(userLocationReady(User*)),
79 m_ui, SIGNAL(userLocationReady(User*)));
81 connect(this, SIGNAL(friendsLocationsReady(QList<User*>&)),
82 m_ui, SIGNAL(friendsLocationsReady(QList<User*>&)));
84 connect(this, SIGNAL(userLocationReady(User*)),
85 m_mapEngine, SLOT(receiveOwnLocation(User*)));
87 connect(this, SIGNAL(friendsLocationsReady(QList<User*>&)),
88 m_mapEngine, SIGNAL(friendsLocationsReady(QList<User*>&)));
90 m_automaticUpdateIntervalTimer = new QTimer(this);
91 connect(m_automaticUpdateIntervalTimer, SIGNAL(timeout()),
92 this, SLOT(automaticUpdateIntervalTimerTimeout()));
94 // signals connected, now it's time to show the main window
95 // but init the MapEngine before so starting location is set
99 m_facebookAuthenticator->start();
101 m_gps->setMode(GPSPosition::Default);
102 initializeGpsAndAutocentering();
105 SituareEngine::~SituareEngine()
107 qDebug() << __PRETTY_FUNCTION__;
111 QSettings settings(DIRECTORY_NAME, FILE_NAME);
112 settings.setValue(SETTINGS_GPS_ENABLED, m_gps->isRunning());
113 settings.setValue(SETTINGS_AUTO_CENTERING_ENABLED, m_autoCenteringEnabled);
116 void SituareEngine::automaticUpdateIntervalTimerTimeout()
118 qDebug() << __PRETTY_FUNCTION__;
120 if (m_gps->isRunning() && m_userMoved) {
121 requestUpdateLocation();
126 void SituareEngine::changeAutoCenteringSetting(bool enabled)
128 qDebug() << __PRETTY_FUNCTION__;
130 m_autoCenteringEnabled = enabled;
131 enableAutoCentering(enabled);
134 void SituareEngine::disableAutoCentering()
136 qDebug() << __PRETTY_FUNCTION__;
138 changeAutoCenteringSetting(false);
139 m_ui->buildInformationBox(tr("Auto centering disabled"));
142 void SituareEngine::enableAutoCentering(bool enabled)
144 qDebug() << __PRETTY_FUNCTION__;
146 m_ui->setAutoCenteringButtonEnabled(enabled);
147 m_mapEngine->setAutoCentering(enabled);
150 m_gps->requestLastPosition();
153 void SituareEngine::enableGPS(bool enabled)
155 qDebug() << __PRETTY_FUNCTION__;
157 if (m_gps->isInitialized()) {
158 m_ui->setGPSButtonEnabled(enabled);
159 m_mapEngine->setGPSEnabled(enabled);
161 if (enabled && !m_gps->isRunning()) {
163 enableAutoCentering(m_autoCenteringEnabled);
164 m_gps->requestLastPosition();
166 if (!m_automaticUpdateEnabled && m_loggedIn)
167 m_ui->requestAutomaticLocationUpdateSettings();
169 else if (!enabled && m_gps->isRunning()) {
171 enableAutoCentering(false);
172 enableAutomaticLocationUpdate(false);
177 m_ui->buildInformationBox(tr("Unable to start GPS"));
178 m_ui->setGPSButtonEnabled(false);
179 m_mapEngine->setGPSEnabled(false);
183 void SituareEngine::enableAutomaticLocationUpdate(bool enabled, int updateIntervalMsecs)
185 qDebug() << __PRETTY_FUNCTION__;
187 m_automaticUpdateEnabled = enabled;
189 //Show automatic update confirmation dialog
190 if (m_automaticUpdateFirstStart && m_gps->isRunning() && m_automaticUpdateEnabled) {
191 m_ui->showEnableAutomaticUpdateLocationDialog(
192 tr("Do you want to enable automatic location update with %1 min update interval?")
193 .arg(updateIntervalMsecs/1000/60));
194 m_automaticUpdateFirstStart = false;
196 if (m_automaticUpdateEnabled && m_gps->isRunning()) {
197 m_ui->buildInformationBox(tr("Automatic location update enabled"));
198 if (updateIntervalMsecs < MIN_UPDATE_INTERVAL_MSECS)
199 m_automaticUpdateIntervalTimer->setInterval(MIN_UPDATE_INTERVAL_MSECS);
201 m_automaticUpdateIntervalTimer->setInterval(updateIntervalMsecs);
203 m_automaticUpdateIntervalTimer->start();
206 m_automaticUpdateIntervalTimer->stop();
211 void SituareEngine::error(const QString &error)
213 qDebug() << __PRETTY_FUNCTION__;
215 m_ui->buildInformationBox(error, true);
217 if(error.compare(SESSION_EXPIRED) == 0) {
218 m_facebookAuthenticator->clearAccountInformation(true); // keep username = true
219 m_ui->loggedIn(false);
224 void SituareEngine::fetchUsernameFromSettings()
226 qDebug() << __PRETTY_FUNCTION__;
228 m_ui->setUsername(m_facebookAuthenticator->loadUsername());
231 void SituareEngine::initializeGpsAndAutocentering()
233 qDebug() << __PRETTY_FUNCTION__;
235 QSettings settings(DIRECTORY_NAME, FILE_NAME);
236 QVariant gpsEnabled = settings.value(SETTINGS_GPS_ENABLED);
237 QVariant autoCenteringEnabled = settings.value(SETTINGS_AUTO_CENTERING_ENABLED);
239 if (m_gps->isInitialized()) {
241 if (gpsEnabled.toString().isEmpty()) { // First start. Situare.conf file does not exists
243 connect(m_gps, SIGNAL(position(QPointF,qreal)),
244 this, SLOT(setFirstStartZoomLevel(QPointF,qreal)));
246 changeAutoCenteringSetting(true);
249 m_ui->buildInformationBox(tr("GPS enabled"));
250 m_ui->buildInformationBox(tr("Auto centering enabled"));
252 } else { // Normal start
253 changeAutoCenteringSetting(autoCenteringEnabled.toBool());
254 enableGPS(gpsEnabled.toBool());
256 if (gpsEnabled.toBool())
257 m_ui->buildInformationBox(tr("GPS enabled"));
259 if (gpsEnabled.toBool() && autoCenteringEnabled.toBool())
260 m_ui->buildInformationBox(tr("Auto centering enabled"));
267 bool SituareEngine::isUserMoved()
269 qDebug() << __PRETTY_FUNCTION__;
274 void SituareEngine::loginActionPressed()
276 qDebug() << __PRETTY_FUNCTION__;
280 m_situareService->clearUserData();
283 m_facebookAuthenticator->start();
287 void SituareEngine::loginOk()
289 qDebug() << __PRETTY_FUNCTION__;
292 m_ui->loggedIn(m_loggedIn);
295 m_situareService->fetchLocations(); // request user locations
297 if (m_gps->isRunning())
298 m_ui->requestAutomaticLocationUpdateSettings();
301 void SituareEngine::loginProcessCancelled()
303 qDebug() << __PRETTY_FUNCTION__;
305 m_ui->toggleProgressIndicator(false);
306 m_ui->updateItemVisibility(m_loggedIn);
309 void SituareEngine::logout()
311 qDebug() << __PRETTY_FUNCTION__;
314 m_ui->loggedIn(m_loggedIn);
315 m_facebookAuthenticator->clearAccountInformation(); // clear all
316 m_automaticUpdateEnabled = false;
317 m_automaticUpdateFirstStart = true;
320 void SituareEngine::refreshUserData()
322 qDebug() << __PRETTY_FUNCTION__;
324 m_ui->toggleProgressIndicator(true);
326 m_situareService->fetchLocations();
329 void SituareEngine::requestAddress()
331 qDebug() << __PRETTY_FUNCTION__;
333 if (m_gps->isRunning())
334 m_situareService->reverseGeo(m_gps->lastPosition());
336 m_situareService->reverseGeo(m_mapEngine->centerGeoCoordinate());
339 void SituareEngine::requestUpdateLocation(const QString &status, bool publish)
341 qDebug() << __PRETTY_FUNCTION__;
343 m_ui->toggleProgressIndicator(true);
345 if (m_gps->isRunning())
346 m_situareService->updateLocation(m_gps->lastPosition(), status, publish);
348 m_situareService->updateLocation(m_mapEngine->centerGeoCoordinate(), status, publish);
351 void SituareEngine::saveGPSPosition(QPointF position)
353 qDebug() << __PRETTY_FUNCTION__;
355 if ((fabs(m_lastUpdatedGPSPosition.x() - position.x()) >
356 USER_MOVEMENT_MINIMUM_LONGITUDE_DIFFERENCE) ||
357 (fabs(m_lastUpdatedGPSPosition.y() - position.y()) >
358 USER_MOVEMENT_MINIMUM_LATITUDE_DIFFERENCE)) {
360 m_lastUpdatedGPSPosition = position;
365 void SituareEngine::setFirstStartZoomLevel(QPointF latLonCoordinate, qreal accuracy)
367 qDebug() << __PRETTY_FUNCTION__;
369 Q_UNUSED(latLonCoordinate);
372 if (m_autoCenteringEnabled) // autocentering is disabled when map is scrolled
373 m_mapEngine->setZoomLevel(DEFAULT_ZOOM_LEVEL_WHEN_GPS_IS_AVAILABLE);
375 disconnect(m_gps, SIGNAL(position(QPointF,qreal)),
376 this, SLOT(setFirstStartZoomLevel(QPointF,qreal)));
379 void SituareEngine::signalsFromFacebookAuthenticator()
381 qDebug() << __PRETTY_FUNCTION__;
383 connect(m_facebookAuthenticator, SIGNAL(error(QString)),
384 this, SLOT(error(QString)));
386 connect(m_facebookAuthenticator, SIGNAL(credentialsReady(FacebookCredentials)),
387 m_situareService, SLOT(credentialsReady(FacebookCredentials)));
389 connect(m_facebookAuthenticator, SIGNAL(credentialsReady(FacebookCredentials)),
390 this, SLOT(loginOk()));
392 connect(m_facebookAuthenticator, SIGNAL(newLoginRequest()),
393 m_ui, SLOT(startLoginProcess()));
395 connect(m_facebookAuthenticator, SIGNAL(loginFailure()),
396 m_ui, SLOT(loginFailed()));
398 connect(m_facebookAuthenticator, SIGNAL(saveCookiesRequest()),
399 m_ui, SLOT(saveCookies()));
401 connect(m_facebookAuthenticator, SIGNAL(loginUsingCookies()),
402 m_ui, SLOT(loginUsingCookies()));
405 void SituareEngine::signalsFromGPS()
407 qDebug() << __PRETTY_FUNCTION__;
409 connect(m_gps, SIGNAL(position(QPointF,qreal)),
410 m_mapEngine, SLOT(gpsPositionUpdate(QPointF,qreal)));
412 connect(m_gps, SIGNAL(timeout()),
413 m_ui, SLOT(gpsTimeout()));
415 connect(m_gps, SIGNAL(error(QString)),
416 this, SLOT(error(QString)));
418 connect(m_gps, SIGNAL(position(QPointF,qreal)),
419 this, SLOT(saveGPSPosition(QPointF)));
422 void SituareEngine::signalsFromMainWindow()
424 qDebug() << __PRETTY_FUNCTION__;
426 connect(m_ui, SIGNAL(fetchUsernameFromSettings()),
427 this, SLOT(fetchUsernameFromSettings()));
429 connect(m_ui, SIGNAL(loginActionPressed()),
430 this, SLOT(loginActionPressed()));
432 connect(m_ui, SIGNAL(saveUsername(QString)),
433 m_facebookAuthenticator, SLOT(saveUsername(QString)));
435 connect(m_ui, SIGNAL(updateCredentials(QUrl)),
436 m_facebookAuthenticator, SLOT(updateCredentials(QUrl)));
438 // signals from map view
439 connect(m_ui, SIGNAL(mapViewScrolled(QPoint)),
440 m_mapEngine, SLOT(setLocation(QPoint)));
442 connect(m_ui, SIGNAL(mapViewResized(QSize)),
443 m_mapEngine, SLOT(viewResized(QSize)));
445 connect(m_ui, SIGNAL(viewZoomFinished()),
446 m_mapEngine, SLOT(viewZoomFinished()));
448 // signals from zoom buttons (zoom panel and volume buttons)
449 connect(m_ui, SIGNAL(zoomIn()),
450 m_mapEngine, SLOT(zoomIn()));
452 connect(m_ui, SIGNAL(zoomOut()),
453 m_mapEngine, SLOT(zoomOut()));
455 // signals from menu buttons
456 connect(m_ui, SIGNAL(autoCenteringTriggered(bool)),
457 this, SLOT(changeAutoCenteringSetting(bool)));
459 connect(m_ui, SIGNAL(gpsTriggered(bool)),
460 this, SLOT(enableGPS(bool)));
462 //signals from dialogs
463 connect(m_ui, SIGNAL(cancelLoginProcess()),
464 this, SLOT(loginProcessCancelled()));
466 connect(m_ui, SIGNAL(requestReverseGeo()),
467 this, SLOT(requestAddress()));
469 connect(m_ui, SIGNAL(statusUpdate(QString,bool)),
470 this, SLOT(requestUpdateLocation(QString,bool)));
472 connect(m_ui, SIGNAL(enableAutomaticLocationUpdate(bool, int)),
473 this, SLOT(enableAutomaticLocationUpdate(bool, int)));
475 // signals from user info tab
476 connect(m_ui, SIGNAL(refreshUserData()),
477 this, SLOT(refreshUserData()));
479 connect (m_ui, SIGNAL(notificateUpdateFailing(QString)),
480 this, SLOT(error(QString)));
482 connect(m_ui, SIGNAL(findUser(QPointF)),
483 m_mapEngine, SLOT(setViewLocation(QPointF)));
485 // signals from friend list tab
486 connect(m_ui, SIGNAL(findFriend(QPointF)),
487 m_mapEngine, SLOT(setViewLocation(QPointF)));
490 void SituareEngine::signalsFromMapEngine()
492 qDebug() << __PRETTY_FUNCTION__;
494 connect(m_mapEngine, SIGNAL(error(QString)),
495 this, SLOT(error(QString)));
497 connect(m_mapEngine, SIGNAL(locationChanged(QPoint)),
498 m_ui, SIGNAL(centerToSceneCoordinates(QPoint)));
500 connect(m_mapEngine, SIGNAL(zoomLevelChanged(int)),
501 m_ui, SIGNAL(zoomLevelChanged(int)));
503 connect(m_mapEngine, SIGNAL(mapScrolledManually()),
504 this, SLOT(disableAutoCentering()));
506 connect(m_mapEngine, SIGNAL(maxZoomLevelReached()),
507 m_ui, SIGNAL(maxZoomLevelReached()));
509 connect(m_mapEngine, SIGNAL(minZoomLevelReached()),
510 m_ui, SIGNAL(minZoomLevelReached()));
512 connect(m_mapEngine, SIGNAL(locationItemClicked(QList<QString>)),
513 m_ui, SIGNAL(locationItemClicked(QList<QString>)));
515 connect(m_mapEngine, SIGNAL(newMapResolution(qreal)),
516 m_ui, SIGNAL(newMapResolution(qreal)));
519 void SituareEngine::signalsFromSituareService()
521 qDebug() << __PRETTY_FUNCTION__;
523 connect(m_situareService, SIGNAL(error(QString)),
524 this, SLOT(error(QString)));
526 connect(m_situareService, SIGNAL(reverseGeoReady(QString)),
527 m_ui, SIGNAL(reverseGeoReady(QString)));
529 connect(m_situareService, SIGNAL(userDataChanged(User*, QList<User*>&)),
530 this, SLOT(userDataChanged(User*, QList<User*>&)));
532 connect(m_situareService, SIGNAL(updateWasSuccessful()),
533 this, SLOT(updateWasSuccessful()));
535 connect(m_situareService, SIGNAL(updateWasSuccessful()),
536 m_ui, SIGNAL(updateWasSuccessful()));
538 connect(m_situareService, SIGNAL(error(QString)),
539 m_ui, SIGNAL(messageSendingFailed(QString)));
542 void SituareEngine::updateWasSuccessful()
544 qDebug() << __PRETTY_FUNCTION__;
546 m_situareService->fetchLocations();
549 void SituareEngine::userDataChanged(User *user, QList<User *> &friendsList)
551 qDebug() << __PRETTY_FUNCTION__;
553 m_ui->toggleProgressIndicator(false);
555 emit userLocationReady(user);
556 emit friendsLocationsReady(friendsList);