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>
26 #include <QNetworkReply>
29 #include "facebookservice/facebookauthentication.h"
30 #include "gps/gpsposition.h"
31 #include "map/mapengine.h"
32 #include "situareservice/situareservice.h"
33 #include "ui/mainwindow.h"
38 const QString SETTINGS_GPS_ENABLED = "GPS_ENABLED"; ///< GPS setting
39 const QString SETTINGS_AUTO_CENTERING_ENABLED = "AUTO_CENTERING_ENABLED";///< Auto centering setting
40 const int DEFAULT_ZOOM_LEVEL_WHEN_GPS_IS_AVAILABLE = 12; ///< Default zoom level when GPS available
41 const qreal USER_MOVEMENT_MINIMUM_LONGITUDE_DIFFERENCE = 0.003;///< Min value for user move latitude
42 const qreal USER_MOVEMENT_MINIMUM_LATITUDE_DIFFERENCE = 0.001;///< Min value for user move longitude
43 const int MIN_UPDATE_INTERVAL_MSECS = 5*60*1000;
45 SituareEngine::SituareEngine(QMainWindow *parent)
47 m_autoCenteringEnabled(false),
48 m_automaticUpdateFirstStart(true),
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 m_ui->setOwnLocationCrosshairVisibility(!enabled);
159 if (m_gps->isInitialized()) {
160 m_ui->setGPSButtonEnabled(enabled);
161 m_mapEngine->setGPSEnabled(enabled);
163 if (enabled && !m_gps->isRunning()) {
165 enableAutoCentering(m_autoCenteringEnabled);
166 m_gps->requestLastPosition();
169 m_ui->readAutomaticLocationUpdateSettings();
171 else if (!enabled && m_gps->isRunning()) {
173 enableAutoCentering(false);
174 enableAutomaticLocationUpdate(false);
179 m_ui->buildInformationBox(tr("Unable to start GPS"));
180 m_ui->setGPSButtonEnabled(false);
181 m_mapEngine->setGPSEnabled(false);
185 void SituareEngine::enableAutomaticLocationUpdate(bool enabled, int updateIntervalMsecs)
187 qDebug() << __PRETTY_FUNCTION__;
189 //Show automatic update confirmation dialog
190 if (m_automaticUpdateFirstStart && m_gps->isRunning() && enabled) {
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 (enabled && 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 int error)
213 qDebug() << __PRETTY_FUNCTION__;
217 case QNetworkReply::ConnectionRefusedError:
218 m_ui->buildInformationBox(tr("Connection refused by the server"), true);
220 case QNetworkReply::RemoteHostClosedError:
221 m_ui->buildInformationBox(tr("Connection closed by the server"), true);
223 case QNetworkReply::HostNotFoundError:
224 m_ui->buildInformationBox(tr("Remote server not found"), true);
226 case QNetworkReply::TimeoutError:
227 m_ui->buildInformationBox(tr("Connection timed out"), true);
229 case SituareError::SESSION_EXPIRED:
230 m_ui->buildInformationBox(tr("Session expired. Please login again"), true);
231 m_facebookAuthenticator->clearAccountInformation(true); // keep username = true
233 m_situareService->clearUserData();
234 m_ui->loggedIn(false);
237 case SituareError::LOGIN_FAILED:
238 m_ui->buildInformationBox(tr("Invalid E-mail address or password"), true);
240 case SituareError::UPDATE_FAILED:
241 m_ui->buildInformationBox(tr("Update failed, please try again"), true);
243 case SituareError::DATA_RETRIEVAL_FAILED:
244 m_ui->buildInformationBox(tr("Data retrieval failed, please try again"), true);
246 case SituareError::ADDRESS_RETRIEVAL_FAILED:
247 m_ui->buildInformationBox(tr("Address retrieval failed"), true);
249 case SituareError::IMAGE_DOWNLOAD_FAILED:
250 m_ui->buildInformationBox(tr("Image download failed"), true);
252 case SituareError::MAP_IMAGE_DOWNLOAD_FAILED:
253 m_ui->buildInformationBox(tr("Map image download failed"), true);
255 case SituareError::GPS_INITIALIZATION_FAILED:
257 m_ui->buildInformationBox(tr("GPS initialization failed"), true);
259 case SituareError::UNKNOWN_REPLY:
260 m_ui->buildInformationBox(tr("Unknown server response"), true);
262 case SituareError::INVALID_JSON:
263 m_ui->buildInformationBox(tr("Malformatted reply from server"), true);
265 m_ui->loggedIn(false);
266 m_facebookAuthenticator->clearAccountInformation(false); // clean all
269 qCritical() << "QNetworkReply::NetworkError :" << error;
274 void SituareEngine::fetchUsernameFromSettings()
276 qDebug() << __PRETTY_FUNCTION__;
278 m_ui->setUsername(m_facebookAuthenticator->loadUsername());
281 void SituareEngine::initializeGpsAndAutocentering()
283 qDebug() << __PRETTY_FUNCTION__;
285 QSettings settings(DIRECTORY_NAME, FILE_NAME);
286 QVariant gpsEnabled = settings.value(SETTINGS_GPS_ENABLED);
287 QVariant autoCenteringEnabled = settings.value(SETTINGS_AUTO_CENTERING_ENABLED);
289 if (m_gps->isInitialized()) {
291 if (gpsEnabled.toString().isEmpty()) { // First start. Situare.conf file does not exists
293 connect(m_gps, SIGNAL(position(QPointF,qreal)),
294 this, SLOT(setFirstStartZoomLevel(QPointF,qreal)));
296 changeAutoCenteringSetting(true);
299 m_ui->buildInformationBox(tr("GPS enabled"));
300 m_ui->buildInformationBox(tr("Auto centering enabled"));
302 } else { // Normal start
303 changeAutoCenteringSetting(autoCenteringEnabled.toBool());
304 enableGPS(gpsEnabled.toBool());
306 if (gpsEnabled.toBool())
307 m_ui->buildInformationBox(tr("GPS enabled"));
309 if (gpsEnabled.toBool() && autoCenteringEnabled.toBool())
310 m_ui->buildInformationBox(tr("Auto centering enabled"));
317 bool SituareEngine::isUserMoved()
319 qDebug() << __PRETTY_FUNCTION__;
324 void SituareEngine::loginActionPressed()
326 qDebug() << __PRETTY_FUNCTION__;
330 m_situareService->clearUserData();
333 m_facebookAuthenticator->start();
337 void SituareEngine::loginOk()
339 qDebug() << __PRETTY_FUNCTION__;
342 m_ui->loggedIn(m_loggedIn);
345 m_situareService->fetchLocations(); // request user locations
347 if (m_gps->isRunning())
348 m_ui->readAutomaticLocationUpdateSettings();
351 void SituareEngine::loginProcessCancelled()
353 qDebug() << __PRETTY_FUNCTION__;
355 m_ui->toggleProgressIndicator(false);
356 m_ui->updateItemVisibility(m_loggedIn);
359 void SituareEngine::logout()
361 qDebug() << __PRETTY_FUNCTION__;
364 m_ui->loggedIn(m_loggedIn);
366 // signal to clear locationUpdateDialog's data
367 connect(this, SIGNAL(clearUpdateLocationDialogData()),
368 m_ui, SIGNAL(clearUpdateLocationDialogData()));
369 emit clearUpdateLocationDialogData();
371 m_facebookAuthenticator->clearAccountInformation(); // clear all
372 m_automaticUpdateFirstStart = true;
375 void SituareEngine::refreshUserData()
377 qDebug() << __PRETTY_FUNCTION__;
379 m_ui->toggleProgressIndicator(true);
381 m_situareService->fetchLocations();
384 void SituareEngine::requestAddress()
386 qDebug() << __PRETTY_FUNCTION__;
388 if (m_gps->isRunning())
389 m_situareService->reverseGeo(m_gps->lastPosition());
391 m_situareService->reverseGeo(m_mapEngine->centerGeoCoordinate());
394 void SituareEngine::requestUpdateLocation(const QString &status, bool publish)
396 qDebug() << __PRETTY_FUNCTION__;
398 m_ui->toggleProgressIndicator(true);
400 if (m_gps->isRunning())
401 m_situareService->updateLocation(m_gps->lastPosition(), status, publish);
403 m_situareService->updateLocation(m_mapEngine->centerGeoCoordinate(), status, publish);
406 void SituareEngine::saveGPSPosition(QPointF position)
408 qDebug() << __PRETTY_FUNCTION__;
410 if ((fabs(m_lastUpdatedGPSPosition.x() - position.x()) >
411 USER_MOVEMENT_MINIMUM_LONGITUDE_DIFFERENCE) ||
412 (fabs(m_lastUpdatedGPSPosition.y() - position.y()) >
413 USER_MOVEMENT_MINIMUM_LATITUDE_DIFFERENCE)) {
415 m_lastUpdatedGPSPosition = position;
420 void SituareEngine::setFirstStartZoomLevel(QPointF latLonCoordinate, qreal accuracy)
422 qDebug() << __PRETTY_FUNCTION__;
424 Q_UNUSED(latLonCoordinate);
427 if (m_autoCenteringEnabled) // autocentering is disabled when map is scrolled
428 m_mapEngine->setZoomLevel(DEFAULT_ZOOM_LEVEL_WHEN_GPS_IS_AVAILABLE);
430 disconnect(m_gps, SIGNAL(position(QPointF,qreal)),
431 this, SLOT(setFirstStartZoomLevel(QPointF,qreal)));
434 void SituareEngine::signalsFromFacebookAuthenticator()
436 qDebug() << __PRETTY_FUNCTION__;
438 connect(m_facebookAuthenticator, SIGNAL(error(int)),
439 this, SLOT(error(int)));
441 connect(m_facebookAuthenticator, SIGNAL(credentialsReady(FacebookCredentials)),
442 m_situareService, SLOT(credentialsReady(FacebookCredentials)));
444 connect(m_facebookAuthenticator, SIGNAL(credentialsReady(FacebookCredentials)),
445 this, SLOT(loginOk()));
447 connect(m_facebookAuthenticator, SIGNAL(newLoginRequest()),
448 m_ui, SLOT(startLoginProcess()));
450 connect(m_facebookAuthenticator, SIGNAL(loginFailure()),
451 m_ui, SLOT(loginFailed()));
453 connect(m_facebookAuthenticator, SIGNAL(saveCookiesRequest()),
454 m_ui, SLOT(saveCookies()));
456 connect(m_facebookAuthenticator, SIGNAL(loginUsingCookies()),
457 m_ui, SLOT(loginUsingCookies()));
460 void SituareEngine::signalsFromGPS()
462 qDebug() << __PRETTY_FUNCTION__;
464 connect(m_gps, SIGNAL(position(QPointF,qreal)),
465 m_mapEngine, SLOT(gpsPositionUpdate(QPointF,qreal)));
467 connect(m_gps, SIGNAL(timeout()),
468 m_ui, SLOT(gpsTimeout()));
470 connect(m_gps, SIGNAL(error(int)),
471 this, SLOT(error(int)));
473 connect(m_gps, SIGNAL(position(QPointF,qreal)),
474 this, SLOT(saveGPSPosition(QPointF)));
477 void SituareEngine::signalsFromMainWindow()
479 qDebug() << __PRETTY_FUNCTION__;
481 connect(m_ui, SIGNAL(error(int)),
482 this, SLOT(error(int)));
484 connect(m_ui, SIGNAL(fetchUsernameFromSettings()),
485 this, SLOT(fetchUsernameFromSettings()));
487 connect(m_ui, SIGNAL(loginActionPressed()),
488 this, SLOT(loginActionPressed()));
490 connect(m_ui, SIGNAL(saveUsername(QString)),
491 m_facebookAuthenticator, SLOT(saveUsername(QString)));
493 connect(m_ui, SIGNAL(updateCredentials(QUrl)),
494 m_facebookAuthenticator, SLOT(updateCredentials(QUrl)));
496 // signals from map view
497 connect(m_ui, SIGNAL(mapViewScrolled(QPoint)),
498 m_mapEngine, SLOT(setLocation(QPoint)));
500 connect(m_ui, SIGNAL(mapViewResized(QSize)),
501 m_mapEngine, SLOT(viewResized(QSize)));
503 connect(m_ui, SIGNAL(viewZoomFinished()),
504 m_mapEngine, SLOT(viewZoomFinished()));
506 // signals from zoom buttons (zoom panel and volume buttons)
507 connect(m_ui, SIGNAL(zoomIn()),
508 m_mapEngine, SLOT(zoomIn()));
510 connect(m_ui, SIGNAL(zoomOut()),
511 m_mapEngine, SLOT(zoomOut()));
513 // signals from menu buttons
514 connect(m_ui, SIGNAL(autoCenteringTriggered(bool)),
515 this, SLOT(changeAutoCenteringSetting(bool)));
517 connect(m_ui, SIGNAL(gpsTriggered(bool)),
518 this, SLOT(enableGPS(bool)));
520 //signals from dialogs
521 connect(m_ui, SIGNAL(cancelLoginProcess()),
522 this, SLOT(loginProcessCancelled()));
524 connect(m_ui, SIGNAL(requestReverseGeo()),
525 this, SLOT(requestAddress()));
527 connect(m_ui, SIGNAL(statusUpdate(QString,bool)),
528 this, SLOT(requestUpdateLocation(QString,bool)));
530 connect(m_ui, SIGNAL(enableAutomaticLocationUpdate(bool, int)),
531 this, SLOT(enableAutomaticLocationUpdate(bool, int)));
533 // signals from user info tab
534 connect(m_ui, SIGNAL(refreshUserData()),
535 this, SLOT(refreshUserData()));
537 connect(m_ui, SIGNAL(findUser(QPointF)),
538 m_mapEngine, SLOT(setViewLocation(QPointF)));
540 // signals from friend list tab
541 connect(m_ui, SIGNAL(findFriend(QPointF)),
542 m_mapEngine, SLOT(setViewLocation(QPointF)));
545 void SituareEngine::signalsFromMapEngine()
547 qDebug() << __PRETTY_FUNCTION__;
549 connect(m_mapEngine, SIGNAL(error(int)),
550 this, SLOT(error(int)));
552 connect(m_mapEngine, SIGNAL(locationChanged(QPoint)),
553 m_ui, SIGNAL(centerToSceneCoordinates(QPoint)));
555 connect(m_mapEngine, SIGNAL(zoomLevelChanged(int)),
556 m_ui, SIGNAL(zoomLevelChanged(int)));
558 connect(m_mapEngine, SIGNAL(mapScrolledManually()),
559 this, SLOT(disableAutoCentering()));
561 connect(m_mapEngine, SIGNAL(maxZoomLevelReached()),
562 m_ui, SIGNAL(maxZoomLevelReached()));
564 connect(m_mapEngine, SIGNAL(minZoomLevelReached()),
565 m_ui, SIGNAL(minZoomLevelReached()));
567 connect(m_mapEngine, SIGNAL(locationItemClicked(QList<QString>)),
568 m_ui, SIGNAL(locationItemClicked(QList<QString>)));
570 connect(m_mapEngine, SIGNAL(newMapResolution(qreal)),
571 m_ui, SIGNAL(newMapResolution(qreal)));
574 void SituareEngine::signalsFromSituareService()
576 qDebug() << __PRETTY_FUNCTION__;
578 connect(m_situareService, SIGNAL(error(int)),
579 this, SLOT(error(int)));
581 connect(m_situareService, SIGNAL(error(int)),
582 m_ui, SIGNAL(messageSendingFailed(int)));
584 connect(m_situareService, SIGNAL(reverseGeoReady(QString)),
585 m_ui, SIGNAL(reverseGeoReady(QString)));
587 connect(m_situareService, SIGNAL(userDataChanged(User*, QList<User*>&)),
588 this, SLOT(userDataChanged(User*, QList<User*>&)));
590 connect(m_situareService, SIGNAL(updateWasSuccessful()),
591 this, SLOT(updateWasSuccessful()));
593 connect(m_situareService, SIGNAL(updateWasSuccessful()),
594 m_ui, SIGNAL(clearUpdateLocationDialogData()));
597 void SituareEngine::updateWasSuccessful()
599 qDebug() << __PRETTY_FUNCTION__;
601 m_situareService->fetchLocations();
604 void SituareEngine::userDataChanged(User *user, QList<User *> &friendsList)
606 qDebug() << __PRETTY_FUNCTION__;
608 m_ui->toggleProgressIndicator(false);
610 emit userLocationReady(user);
611 emit friendsLocationsReady(friendsList);