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_automaticUpdateEnabled(false),
52 m_automaticUpdateIntervalTimer(0),
53 m_lastUpdatedGPSPosition(QPointF())
55 qDebug() << __PRETTY_FUNCTION__;
56 m_ui = new MainWindow;
57 m_ui->updateItemVisibility(m_loggedIn);
60 m_mapEngine = new MapEngine(this);
61 m_ui->setMapViewScene(m_mapEngine->scene());
64 m_gps = new GPSPosition(this);
66 // build SituareService
67 m_situareService = new SituareService(this);
69 // build FacebookAuthenticator
70 m_facebookAuthenticator = new FacebookAuthentication(this);
73 signalsFromMapEngine();
75 signalsFromSituareService();
76 signalsFromMainWindow();
77 signalsFromFacebookAuthenticator();
79 connect(this, SIGNAL(userLocationReady(User*)),
80 m_ui, SIGNAL(userLocationReady(User*)));
82 connect(this, SIGNAL(friendsLocationsReady(QList<User*>&)),
83 m_ui, SIGNAL(friendsLocationsReady(QList<User*>&)));
85 connect(this, SIGNAL(userLocationReady(User*)),
86 m_mapEngine, SLOT(receiveOwnLocation(User*)));
88 connect(this, SIGNAL(friendsLocationsReady(QList<User*>&)),
89 m_mapEngine, SIGNAL(friendsLocationsReady(QList<User*>&)));
91 m_automaticUpdateIntervalTimer = new QTimer(this);
92 connect(m_automaticUpdateIntervalTimer, SIGNAL(timeout()),
93 this, SLOT(automaticUpdateIntervalTimerTimeout()));
95 // signals connected, now it's time to show the main window
96 // but init the MapEngine before so starting location is set
100 m_facebookAuthenticator->start();
102 m_gps->setMode(GPSPosition::Default);
103 initializeGpsAndAutocentering();
106 SituareEngine::~SituareEngine()
108 qDebug() << __PRETTY_FUNCTION__;
112 QSettings settings(DIRECTORY_NAME, FILE_NAME);
113 settings.setValue(SETTINGS_GPS_ENABLED, m_gps->isRunning());
114 settings.setValue(SETTINGS_AUTO_CENTERING_ENABLED, m_autoCenteringEnabled);
117 void SituareEngine::automaticUpdateIntervalTimerTimeout()
119 qDebug() << __PRETTY_FUNCTION__;
121 if (m_gps->isRunning() && m_userMoved) {
122 requestUpdateLocation();
127 void SituareEngine::changeAutoCenteringSetting(bool enabled)
129 qDebug() << __PRETTY_FUNCTION__;
131 m_autoCenteringEnabled = enabled;
132 enableAutoCentering(enabled);
135 void SituareEngine::disableAutoCentering()
137 qDebug() << __PRETTY_FUNCTION__;
139 changeAutoCenteringSetting(false);
140 m_ui->buildInformationBox(tr("Auto centering disabled"));
143 void SituareEngine::enableAutoCentering(bool enabled)
145 qDebug() << __PRETTY_FUNCTION__;
147 m_ui->setAutoCenteringButtonEnabled(enabled);
148 m_mapEngine->setAutoCentering(enabled);
151 m_gps->requestLastPosition();
154 void SituareEngine::enableGPS(bool enabled)
156 qDebug() << __PRETTY_FUNCTION__;
158 m_ui->setOwnLocationCrosshairVisibility(!enabled);
160 if (m_gps->isInitialized()) {
161 m_ui->setGPSButtonEnabled(enabled);
162 m_mapEngine->setGPSEnabled(enabled);
164 if (enabled && !m_gps->isRunning()) {
166 enableAutoCentering(m_autoCenteringEnabled);
167 m_gps->requestLastPosition();
169 if (!m_automaticUpdateEnabled && m_loggedIn)
170 m_ui->requestAutomaticLocationUpdateSettings();
172 else if (!enabled && m_gps->isRunning()) {
174 enableAutoCentering(false);
175 enableAutomaticLocationUpdate(false);
180 m_ui->buildInformationBox(tr("Unable to start GPS"));
181 m_ui->setGPSButtonEnabled(false);
182 m_mapEngine->setGPSEnabled(false);
186 void SituareEngine::enableAutomaticLocationUpdate(bool enabled, int updateIntervalMsecs)
188 qDebug() << __PRETTY_FUNCTION__;
190 m_automaticUpdateEnabled = enabled;
192 //Show automatic update confirmation dialog
193 if (m_automaticUpdateFirstStart && m_gps->isRunning() && m_automaticUpdateEnabled) {
194 m_ui->showEnableAutomaticUpdateLocationDialog(
195 tr("Do you want to enable automatic location update with %1 min update interval?")
196 .arg(updateIntervalMsecs/1000/60));
197 m_automaticUpdateFirstStart = false;
199 if (m_automaticUpdateEnabled && m_gps->isRunning()) {
200 m_ui->buildInformationBox(tr("Automatic location update enabled"));
201 if (updateIntervalMsecs < MIN_UPDATE_INTERVAL_MSECS)
202 m_automaticUpdateIntervalTimer->setInterval(MIN_UPDATE_INTERVAL_MSECS);
204 m_automaticUpdateIntervalTimer->setInterval(updateIntervalMsecs);
206 m_automaticUpdateIntervalTimer->start();
209 m_automaticUpdateIntervalTimer->stop();
214 void SituareEngine::error(const int error)
216 qDebug() << __PRETTY_FUNCTION__;
220 case QNetworkReply::ConnectionRefusedError:
221 m_ui->buildInformationBox(tr("Connection refused by the server"), true);
223 case QNetworkReply::RemoteHostClosedError:
224 m_ui->buildInformationBox(tr("Connection closed by the server"), true);
226 case QNetworkReply::HostNotFoundError:
227 m_ui->buildInformationBox(tr("Remote server not found"), true);
229 case QNetworkReply::TimeoutError:
230 m_ui->buildInformationBox(tr("Connection timed out"), true);
232 case SituareError::SESSION_EXPIRED:
233 m_ui->buildInformationBox(tr("Session expired. Please login again"), true);
234 m_facebookAuthenticator->clearAccountInformation(true); // keep username = true
236 m_situareService->clearUserData();
237 m_ui->loggedIn(false);
240 case SituareError::LOGIN_FAILED:
241 m_ui->buildInformationBox(tr("Invalid E-mail address or password"), true);
243 case SituareError::UPDATE_FAILED:
244 m_ui->buildInformationBox(tr("Update failed, please try again"), true);
246 case SituareError::DATA_RETRIEVAL_FAILED:
247 m_ui->buildInformationBox(tr("Data retrieval failed, please try again"), true);
249 case SituareError::ADDRESS_RETRIEVAL_FAILED:
250 m_ui->buildInformationBox(tr("Address retrieval failed"), true);
252 case SituareError::IMAGE_DOWNLOAD_FAILED:
253 m_ui->buildInformationBox(tr("Image download failed"), true);
255 case SituareError::MAP_IMAGE_DOWNLOAD_FAILED:
256 m_ui->buildInformationBox(tr("Map image download failed"), true);
258 case SituareError::GPS_INITIALIZATION_FAILED:
260 m_ui->buildInformationBox(tr("GPS initialization failed"), true);
262 case SituareError::UNKNOWN_REPLY:
263 m_ui->buildInformationBox(tr("Unknown server response"), true);
265 case SituareError::INVALID_JSON:
266 m_ui->buildInformationBox(tr("JSON parsing failed, invalid JSON string"), true);
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->requestAutomaticLocationUpdateSettings();
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_automaticUpdateEnabled = false;
373 m_automaticUpdateFirstStart = true;
376 void SituareEngine::refreshUserData()
378 qDebug() << __PRETTY_FUNCTION__;
380 m_ui->toggleProgressIndicator(true);
382 m_situareService->fetchLocations();
385 void SituareEngine::requestAddress()
387 qDebug() << __PRETTY_FUNCTION__;
389 if (m_gps->isRunning())
390 m_situareService->reverseGeo(m_gps->lastPosition());
392 m_situareService->reverseGeo(m_mapEngine->centerGeoCoordinate());
395 void SituareEngine::requestUpdateLocation(const QString &status, bool publish)
397 qDebug() << __PRETTY_FUNCTION__;
399 m_ui->toggleProgressIndicator(true);
401 if (m_gps->isRunning())
402 m_situareService->updateLocation(m_gps->lastPosition(), status, publish);
404 m_situareService->updateLocation(m_mapEngine->centerGeoCoordinate(), status, publish);
407 void SituareEngine::saveGPSPosition(QPointF position)
409 qDebug() << __PRETTY_FUNCTION__;
411 if ((fabs(m_lastUpdatedGPSPosition.x() - position.x()) >
412 USER_MOVEMENT_MINIMUM_LONGITUDE_DIFFERENCE) ||
413 (fabs(m_lastUpdatedGPSPosition.y() - position.y()) >
414 USER_MOVEMENT_MINIMUM_LATITUDE_DIFFERENCE)) {
416 m_lastUpdatedGPSPosition = position;
421 void SituareEngine::setFirstStartZoomLevel(QPointF latLonCoordinate, qreal accuracy)
423 qDebug() << __PRETTY_FUNCTION__;
425 Q_UNUSED(latLonCoordinate);
428 if (m_autoCenteringEnabled) // autocentering is disabled when map is scrolled
429 m_mapEngine->setZoomLevel(DEFAULT_ZOOM_LEVEL_WHEN_GPS_IS_AVAILABLE);
431 disconnect(m_gps, SIGNAL(position(QPointF,qreal)),
432 this, SLOT(setFirstStartZoomLevel(QPointF,qreal)));
435 void SituareEngine::signalsFromFacebookAuthenticator()
437 qDebug() << __PRETTY_FUNCTION__;
439 connect(m_facebookAuthenticator, SIGNAL(error(int)),
440 this, SLOT(error(int)));
442 connect(m_facebookAuthenticator, SIGNAL(credentialsReady(FacebookCredentials)),
443 m_situareService, SLOT(credentialsReady(FacebookCredentials)));
445 connect(m_facebookAuthenticator, SIGNAL(credentialsReady(FacebookCredentials)),
446 this, SLOT(loginOk()));
448 connect(m_facebookAuthenticator, SIGNAL(newLoginRequest()),
449 m_ui, SLOT(startLoginProcess()));
451 connect(m_facebookAuthenticator, SIGNAL(loginFailure()),
452 m_ui, SLOT(loginFailed()));
454 connect(m_facebookAuthenticator, SIGNAL(saveCookiesRequest()),
455 m_ui, SLOT(saveCookies()));
457 connect(m_facebookAuthenticator, SIGNAL(loginUsingCookies()),
458 m_ui, SLOT(loginUsingCookies()));
461 void SituareEngine::signalsFromGPS()
463 qDebug() << __PRETTY_FUNCTION__;
465 connect(m_gps, SIGNAL(position(QPointF,qreal)),
466 m_mapEngine, SLOT(gpsPositionUpdate(QPointF,qreal)));
468 connect(m_gps, SIGNAL(timeout()),
469 m_ui, SLOT(gpsTimeout()));
471 connect(m_gps, SIGNAL(error(int)),
472 this, SLOT(error(int)));
474 connect(m_gps, SIGNAL(position(QPointF,qreal)),
475 this, SLOT(saveGPSPosition(QPointF)));
478 void SituareEngine::signalsFromMainWindow()
480 qDebug() << __PRETTY_FUNCTION__;
482 connect(m_ui, SIGNAL(error(int)),
483 this, SLOT(error(int)));
485 connect(m_ui, SIGNAL(fetchUsernameFromSettings()),
486 this, SLOT(fetchUsernameFromSettings()));
488 connect(m_ui, SIGNAL(loginActionPressed()),
489 this, SLOT(loginActionPressed()));
491 connect(m_ui, SIGNAL(saveUsername(QString)),
492 m_facebookAuthenticator, SLOT(saveUsername(QString)));
494 connect(m_ui, SIGNAL(updateCredentials(QUrl)),
495 m_facebookAuthenticator, SLOT(updateCredentials(QUrl)));
497 // signals from map view
498 connect(m_ui, SIGNAL(mapViewScrolled(QPoint)),
499 m_mapEngine, SLOT(setLocation(QPoint)));
501 connect(m_ui, SIGNAL(mapViewResized(QSize)),
502 m_mapEngine, SLOT(viewResized(QSize)));
504 connect(m_ui, SIGNAL(viewZoomFinished()),
505 m_mapEngine, SLOT(viewZoomFinished()));
507 // signals from zoom buttons (zoom panel and volume buttons)
508 connect(m_ui, SIGNAL(zoomIn()),
509 m_mapEngine, SLOT(zoomIn()));
511 connect(m_ui, SIGNAL(zoomOut()),
512 m_mapEngine, SLOT(zoomOut()));
514 // signals from menu buttons
515 connect(m_ui, SIGNAL(autoCenteringTriggered(bool)),
516 this, SLOT(changeAutoCenteringSetting(bool)));
518 connect(m_ui, SIGNAL(gpsTriggered(bool)),
519 this, SLOT(enableGPS(bool)));
521 //signals from dialogs
522 connect(m_ui, SIGNAL(cancelLoginProcess()),
523 this, SLOT(loginProcessCancelled()));
525 connect(m_ui, SIGNAL(requestReverseGeo()),
526 this, SLOT(requestAddress()));
528 connect(m_ui, SIGNAL(statusUpdate(QString,bool)),
529 this, SLOT(requestUpdateLocation(QString,bool)));
531 connect(m_ui, SIGNAL(enableAutomaticLocationUpdate(bool, int)),
532 this, SLOT(enableAutomaticLocationUpdate(bool, int)));
534 // signals from user info tab
535 connect(m_ui, SIGNAL(refreshUserData()),
536 this, SLOT(refreshUserData()));
538 connect(m_ui, SIGNAL(findUser(QPointF)),
539 m_mapEngine, SLOT(setViewLocation(QPointF)));
541 // signals from friend list tab
542 connect(m_ui, SIGNAL(findFriend(QPointF)),
543 m_mapEngine, SLOT(setViewLocation(QPointF)));
546 void SituareEngine::signalsFromMapEngine()
548 qDebug() << __PRETTY_FUNCTION__;
550 connect(m_mapEngine, SIGNAL(error(int)),
551 this, SLOT(error(int)));
553 connect(m_mapEngine, SIGNAL(locationChanged(QPoint)),
554 m_ui, SIGNAL(centerToSceneCoordinates(QPoint)));
556 connect(m_mapEngine, SIGNAL(zoomLevelChanged(int)),
557 m_ui, SIGNAL(zoomLevelChanged(int)));
559 connect(m_mapEngine, SIGNAL(mapScrolledManually()),
560 this, SLOT(disableAutoCentering()));
562 connect(m_mapEngine, SIGNAL(maxZoomLevelReached()),
563 m_ui, SIGNAL(maxZoomLevelReached()));
565 connect(m_mapEngine, SIGNAL(minZoomLevelReached()),
566 m_ui, SIGNAL(minZoomLevelReached()));
568 connect(m_mapEngine, SIGNAL(locationItemClicked(QList<QString>)),
569 m_ui, SIGNAL(locationItemClicked(QList<QString>)));
571 connect(m_mapEngine, SIGNAL(newMapResolution(qreal)),
572 m_ui, SIGNAL(newMapResolution(qreal)));
575 void SituareEngine::signalsFromSituareService()
577 qDebug() << __PRETTY_FUNCTION__;
579 connect(m_situareService, SIGNAL(error(int)),
580 this, SLOT(error(int)));
582 connect(m_situareService, SIGNAL(error(int)),
583 m_ui, SIGNAL(messageSendingFailed(int)));
585 connect(m_situareService, SIGNAL(reverseGeoReady(QString)),
586 m_ui, SIGNAL(reverseGeoReady(QString)));
588 connect(m_situareService, SIGNAL(userDataChanged(User*, QList<User*>&)),
589 this, SLOT(userDataChanged(User*, QList<User*>&)));
591 connect(m_situareService, SIGNAL(updateWasSuccessful()),
592 this, SLOT(updateWasSuccessful()));
594 connect(m_situareService, SIGNAL(updateWasSuccessful()),
595 m_ui, SIGNAL(clearUpdateLocationDialogData()));
598 void SituareEngine::updateWasSuccessful()
600 qDebug() << __PRETTY_FUNCTION__;
602 m_situareService->fetchLocations();
605 void SituareEngine::userDataChanged(User *user, QList<User *> &friendsList)
607 qDebug() << __PRETTY_FUNCTION__;
609 m_ui->toggleProgressIndicator(false);
611 emit userLocationReady(user);
612 emit friendsLocationsReady(friendsList);