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),
50 m_automaticUpdateIntervalTimer(0),
51 m_lastUpdatedGPSPosition(QPointF())
53 qDebug() << __PRETTY_FUNCTION__;
54 m_ui = new MainWindow;
55 m_ui->updateItemVisibility();
58 m_mapEngine = new MapEngine(this);
59 m_ui->setMapViewScene(m_mapEngine->scene());
62 m_gps = new GPSPosition(this);
64 // build SituareService
65 m_situareService = new SituareService(this);
67 // build FacebookAuthenticator
68 m_facebookAuthenticator = new FacebookAuthentication(this);
71 signalsFromMapEngine();
73 signalsFromSituareService();
74 signalsFromMainWindow();
75 signalsFromFacebookAuthenticator();
77 connect(this, SIGNAL(userLocationReady(User*)),
78 m_ui, SIGNAL(userLocationReady(User*)));
80 connect(this, SIGNAL(friendsLocationsReady(QList<User*>&)),
81 m_ui, SIGNAL(friendsLocationsReady(QList<User*>&)));
83 connect(this, SIGNAL(userLocationReady(User*)),
84 m_mapEngine, SLOT(receiveOwnLocation(User*)));
86 connect(this, SIGNAL(friendsLocationsReady(QList<User*>&)),
87 m_mapEngine, SIGNAL(friendsLocationsReady(QList<User*>&)));
89 m_automaticUpdateIntervalTimer = new QTimer(this);
90 connect(m_automaticUpdateIntervalTimer, SIGNAL(timeout()),
91 this, SLOT(automaticUpdateIntervalTimerTimeout()));
93 // signals connected, now it's time to show the main window
94 // but init the MapEngine before so starting location is set
98 m_facebookAuthenticator->start();
100 m_gps->setMode(GPSPosition::Default);
101 initializeGpsAndAutocentering();
104 SituareEngine::~SituareEngine()
106 qDebug() << __PRETTY_FUNCTION__;
110 QSettings settings(DIRECTORY_NAME, FILE_NAME);
111 settings.setValue(SETTINGS_GPS_ENABLED, m_gps->isRunning());
112 settings.setValue(SETTINGS_AUTO_CENTERING_ENABLED, m_autoCenteringEnabled);
115 void SituareEngine::automaticUpdateIntervalTimerTimeout()
117 qDebug() << __PRETTY_FUNCTION__;
119 if (m_gps->isRunning() && m_userMoved) {
120 requestUpdateLocation();
125 void SituareEngine::changeAutoCenteringSetting(bool enabled)
127 qDebug() << __PRETTY_FUNCTION__;
129 m_autoCenteringEnabled = enabled;
130 enableAutoCentering(enabled);
133 void SituareEngine::disableAutoCentering()
135 qDebug() << __PRETTY_FUNCTION__;
137 changeAutoCenteringSetting(false);
138 m_ui->buildInformationBox(tr("Auto centering disabled"));
141 void SituareEngine::enableAutoCentering(bool enabled)
143 qDebug() << __PRETTY_FUNCTION__;
145 m_ui->setAutoCenteringButtonEnabled(enabled);
146 m_mapEngine->setAutoCentering(enabled);
149 m_gps->requestLastPosition();
152 void SituareEngine::enableGPS(bool enabled)
154 qDebug() << __PRETTY_FUNCTION__;
156 m_ui->setOwnLocationCrosshairVisibility(!enabled);
158 if (m_gps->isInitialized()) {
159 m_ui->setGPSButtonEnabled(enabled);
160 m_mapEngine->setGPSEnabled(enabled);
162 if (enabled && !m_gps->isRunning()) {
164 enableAutoCentering(m_autoCenteringEnabled);
165 m_gps->requestLastPosition();
167 if(m_ui->loginState())
168 m_ui->readAutomaticLocationUpdateSettings();
170 else if (!enabled && m_gps->isRunning()) {
172 enableAutoCentering(false);
173 enableAutomaticLocationUpdate(false);
178 m_ui->buildInformationBox(tr("Unable to start GPS"));
179 m_ui->setGPSButtonEnabled(false);
180 m_mapEngine->setGPSEnabled(false);
184 void SituareEngine::enableAutomaticLocationUpdate(bool enabled, int updateIntervalMsecs)
186 qDebug() << __PRETTY_FUNCTION__;
188 //Show automatic update confirmation dialog
189 if (m_automaticUpdateFirstStart && m_gps->isRunning() && enabled) {
190 m_ui->showEnableAutomaticUpdateLocationDialog(
191 tr("Do you want to enable automatic location update with %1 min update interval?")
192 .arg(updateIntervalMsecs/1000/60));
193 m_automaticUpdateFirstStart = false;
195 if (enabled && m_gps->isRunning()) {
196 m_ui->buildInformationBox(tr("Automatic location update enabled"));
197 if (updateIntervalMsecs < MIN_UPDATE_INTERVAL_MSECS)
198 m_automaticUpdateIntervalTimer->setInterval(MIN_UPDATE_INTERVAL_MSECS);
200 m_automaticUpdateIntervalTimer->setInterval(updateIntervalMsecs);
202 m_automaticUpdateIntervalTimer->start();
205 m_automaticUpdateIntervalTimer->stop();
210 void SituareEngine::error(const int error)
212 qDebug() << __PRETTY_FUNCTION__;
216 case QNetworkReply::ConnectionRefusedError:
217 m_ui->buildInformationBox(tr("Connection refused by the server"), true);
219 case QNetworkReply::RemoteHostClosedError:
220 m_ui->buildInformationBox(tr("Connection closed by the server"), true);
222 case QNetworkReply::HostNotFoundError:
223 m_ui->buildInformationBox(tr("Remote server not found"), true);
225 case QNetworkReply::TimeoutError:
226 m_ui->buildInformationBox(tr("Connection timed out"), true);
228 case SituareError::SESSION_EXPIRED:
229 m_ui->buildInformationBox(tr("Session expired. Please login again"), true);
230 m_facebookAuthenticator->clearAccountInformation(true); // keep username = true
231 m_situareService->clearUserData();
232 m_ui->loggedIn(false);
235 case SituareError::LOGIN_FAILED:
236 m_ui->buildInformationBox(tr("Invalid E-mail address or password"), true);
238 case SituareError::UPDATE_FAILED:
239 m_ui->buildInformationBox(tr("Update failed, please try again"), true);
241 case SituareError::DATA_RETRIEVAL_FAILED:
242 m_ui->buildInformationBox(tr("Data retrieval failed, please try again"), true);
244 case SituareError::ADDRESS_RETRIEVAL_FAILED:
245 m_ui->buildInformationBox(tr("Address retrieval failed"), true);
247 case SituareError::IMAGE_DOWNLOAD_FAILED:
248 m_ui->buildInformationBox(tr("Image download failed"), true);
250 case SituareError::MAP_IMAGE_DOWNLOAD_FAILED:
251 m_ui->buildInformationBox(tr("Map image download failed"), true);
253 case SituareError::GPS_INITIALIZATION_FAILED:
255 m_ui->buildInformationBox(tr("GPS initialization failed"), true);
257 case SituareError::UNKNOWN_REPLY:
258 m_ui->buildInformationBox(tr("Unknown server response"), true);
260 case SituareError::INVALID_JSON:
261 m_ui->buildInformationBox(tr("Malformatted reply from server"), true);
262 m_ui->loggedIn(false);
263 m_facebookAuthenticator->clearAccountInformation(false); // clean all
266 qCritical() << "QNetworkReply::NetworkError :" << error;
271 void SituareEngine::fetchUsernameFromSettings()
273 qDebug() << __PRETTY_FUNCTION__;
275 m_ui->setUsername(m_facebookAuthenticator->loadUsername());
278 void SituareEngine::initializeGpsAndAutocentering()
280 qDebug() << __PRETTY_FUNCTION__;
282 QSettings settings(DIRECTORY_NAME, FILE_NAME);
283 QVariant gpsEnabled = settings.value(SETTINGS_GPS_ENABLED);
284 QVariant autoCenteringEnabled = settings.value(SETTINGS_AUTO_CENTERING_ENABLED);
286 if (m_gps->isInitialized()) {
288 if (gpsEnabled.toString().isEmpty()) { // First start. Situare.conf file does not exists
290 connect(m_gps, SIGNAL(position(QPointF,qreal)),
291 this, SLOT(setFirstStartZoomLevel(QPointF,qreal)));
293 changeAutoCenteringSetting(true);
296 m_ui->buildInformationBox(tr("GPS enabled"));
297 m_ui->buildInformationBox(tr("Auto centering enabled"));
299 } else { // Normal start
300 changeAutoCenteringSetting(autoCenteringEnabled.toBool());
301 enableGPS(gpsEnabled.toBool());
303 if (gpsEnabled.toBool())
304 m_ui->buildInformationBox(tr("GPS enabled"));
306 if (gpsEnabled.toBool() && autoCenteringEnabled.toBool())
307 m_ui->buildInformationBox(tr("Auto centering enabled"));
314 bool SituareEngine::isUserMoved()
316 qDebug() << __PRETTY_FUNCTION__;
321 void SituareEngine::loginActionPressed()
323 qDebug() << __PRETTY_FUNCTION__;
325 if(m_ui->loginState()) {
327 m_situareService->clearUserData();
330 m_facebookAuthenticator->start();
334 void SituareEngine::loginOk()
336 qDebug() << __PRETTY_FUNCTION__;
338 m_ui->loggedIn(true);
341 m_situareService->fetchLocations(); // request user locations
343 if (m_gps->isRunning())
344 m_ui->readAutomaticLocationUpdateSettings();
347 void SituareEngine::loginProcessCancelled()
349 qDebug() << __PRETTY_FUNCTION__;
351 m_ui->toggleProgressIndicator(false);
352 m_ui->updateItemVisibility();
355 void SituareEngine::logout()
357 qDebug() << __PRETTY_FUNCTION__;
359 m_ui->loggedIn(false);
361 // signal to clear locationUpdateDialog's data
362 connect(this, SIGNAL(clearUpdateLocationDialogData()),
363 m_ui, SIGNAL(clearUpdateLocationDialogData()));
364 emit clearUpdateLocationDialogData();
366 m_facebookAuthenticator->clearAccountInformation(); // clear all
367 m_automaticUpdateFirstStart = true;
370 void SituareEngine::refreshUserData()
372 qDebug() << __PRETTY_FUNCTION__;
374 m_ui->toggleProgressIndicator(true);
376 m_situareService->fetchLocations();
379 void SituareEngine::requestAddress()
381 qDebug() << __PRETTY_FUNCTION__;
383 if (m_gps->isRunning())
384 m_situareService->reverseGeo(m_gps->lastPosition());
386 m_situareService->reverseGeo(m_mapEngine->centerGeoCoordinate());
389 void SituareEngine::requestUpdateLocation(const QString &status, bool publish)
391 qDebug() << __PRETTY_FUNCTION__;
393 m_ui->toggleProgressIndicator(true);
395 if (m_gps->isRunning())
396 m_situareService->updateLocation(m_gps->lastPosition(), status, publish);
398 m_situareService->updateLocation(m_mapEngine->centerGeoCoordinate(), status, publish);
401 void SituareEngine::saveGPSPosition(QPointF position)
403 qDebug() << __PRETTY_FUNCTION__;
405 if ((fabs(m_lastUpdatedGPSPosition.x() - position.x()) >
406 USER_MOVEMENT_MINIMUM_LONGITUDE_DIFFERENCE) ||
407 (fabs(m_lastUpdatedGPSPosition.y() - position.y()) >
408 USER_MOVEMENT_MINIMUM_LATITUDE_DIFFERENCE)) {
410 m_lastUpdatedGPSPosition = position;
415 void SituareEngine::setFirstStartZoomLevel(QPointF latLonCoordinate, qreal accuracy)
417 qDebug() << __PRETTY_FUNCTION__;
419 Q_UNUSED(latLonCoordinate);
422 if (m_autoCenteringEnabled) // autocentering is disabled when map is scrolled
423 m_mapEngine->setZoomLevel(DEFAULT_ZOOM_LEVEL_WHEN_GPS_IS_AVAILABLE);
425 disconnect(m_gps, SIGNAL(position(QPointF,qreal)),
426 this, SLOT(setFirstStartZoomLevel(QPointF,qreal)));
429 void SituareEngine::signalsFromFacebookAuthenticator()
431 qDebug() << __PRETTY_FUNCTION__;
433 connect(m_facebookAuthenticator, SIGNAL(error(int)),
434 this, SLOT(error(int)));
436 connect(m_facebookAuthenticator, SIGNAL(credentialsReady(FacebookCredentials)),
437 m_situareService, SLOT(credentialsReady(FacebookCredentials)));
439 connect(m_facebookAuthenticator, SIGNAL(credentialsReady(FacebookCredentials)),
440 this, SLOT(loginOk()));
442 connect(m_facebookAuthenticator, SIGNAL(newLoginRequest()),
443 m_ui, SLOT(startLoginProcess()));
445 connect(m_facebookAuthenticator, SIGNAL(loginFailure()),
446 m_ui, SLOT(loginFailed()));
448 connect(m_facebookAuthenticator, SIGNAL(saveCookiesRequest()),
449 m_ui, SLOT(saveCookies()));
451 connect(m_facebookAuthenticator, SIGNAL(loginUsingCookies()),
452 m_ui, SLOT(loginUsingCookies()));
455 void SituareEngine::signalsFromGPS()
457 qDebug() << __PRETTY_FUNCTION__;
459 connect(m_gps, SIGNAL(position(QPointF,qreal)),
460 m_mapEngine, SLOT(gpsPositionUpdate(QPointF,qreal)));
462 connect(m_gps, SIGNAL(timeout()),
463 m_ui, SLOT(gpsTimeout()));
465 connect(m_gps, SIGNAL(error(int)),
466 this, SLOT(error(int)));
468 connect(m_gps, SIGNAL(position(QPointF,qreal)),
469 this, SLOT(saveGPSPosition(QPointF)));
472 void SituareEngine::signalsFromMainWindow()
474 qDebug() << __PRETTY_FUNCTION__;
476 connect(m_ui, SIGNAL(error(int)),
477 this, SLOT(error(int)));
479 connect(m_ui, SIGNAL(fetchUsernameFromSettings()),
480 this, SLOT(fetchUsernameFromSettings()));
482 connect(m_ui, SIGNAL(loginActionPressed()),
483 this, SLOT(loginActionPressed()));
485 connect(m_ui, SIGNAL(saveUsername(QString)),
486 m_facebookAuthenticator, SLOT(saveUsername(QString)));
488 connect(m_ui, SIGNAL(updateCredentials(QUrl)),
489 m_facebookAuthenticator, SLOT(updateCredentials(QUrl)));
491 // signals from map view
492 connect(m_ui, SIGNAL(mapViewScrolled(QPoint)),
493 m_mapEngine, SLOT(setLocation(QPoint)));
495 connect(m_ui, SIGNAL(mapViewResized(QSize)),
496 m_mapEngine, SLOT(viewResized(QSize)));
498 connect(m_ui, SIGNAL(viewZoomFinished()),
499 m_mapEngine, SLOT(viewZoomFinished()));
501 // signals from zoom buttons (zoom panel and volume buttons)
502 connect(m_ui, SIGNAL(zoomIn()),
503 m_mapEngine, SLOT(zoomIn()));
505 connect(m_ui, SIGNAL(zoomOut()),
506 m_mapEngine, SLOT(zoomOut()));
508 // signals from menu buttons
509 connect(m_ui, SIGNAL(autoCenteringTriggered(bool)),
510 this, SLOT(changeAutoCenteringSetting(bool)));
512 connect(m_ui, SIGNAL(gpsTriggered(bool)),
513 this, SLOT(enableGPS(bool)));
515 //signals from dialogs
516 connect(m_ui, SIGNAL(cancelLoginProcess()),
517 this, SLOT(loginProcessCancelled()));
519 connect(m_ui, SIGNAL(requestReverseGeo()),
520 this, SLOT(requestAddress()));
522 connect(m_ui, SIGNAL(statusUpdate(QString,bool)),
523 this, SLOT(requestUpdateLocation(QString,bool)));
525 connect(m_ui, SIGNAL(enableAutomaticLocationUpdate(bool, int)),
526 this, SLOT(enableAutomaticLocationUpdate(bool, int)));
528 // signals from user info tab
529 connect(m_ui, SIGNAL(refreshUserData()),
530 this, SLOT(refreshUserData()));
532 connect(m_ui, SIGNAL(findUser(QPointF)),
533 m_mapEngine, SLOT(setViewLocation(QPointF)));
535 // signals from friend list tab
536 connect(m_ui, SIGNAL(findFriend(QPointF)),
537 m_mapEngine, SLOT(setViewLocation(QPointF)));
540 void SituareEngine::signalsFromMapEngine()
542 qDebug() << __PRETTY_FUNCTION__;
544 connect(m_mapEngine, SIGNAL(error(int)),
545 this, SLOT(error(int)));
547 connect(m_mapEngine, SIGNAL(locationChanged(QPoint)),
548 m_ui, SIGNAL(centerToSceneCoordinates(QPoint)));
550 connect(m_mapEngine, SIGNAL(zoomLevelChanged(int)),
551 m_ui, SIGNAL(zoomLevelChanged(int)));
553 connect(m_mapEngine, SIGNAL(mapScrolledManually()),
554 this, SLOT(disableAutoCentering()));
556 connect(m_mapEngine, SIGNAL(maxZoomLevelReached()),
557 m_ui, SIGNAL(maxZoomLevelReached()));
559 connect(m_mapEngine, SIGNAL(minZoomLevelReached()),
560 m_ui, SIGNAL(minZoomLevelReached()));
562 connect(m_mapEngine, SIGNAL(locationItemClicked(QList<QString>)),
563 m_ui, SIGNAL(locationItemClicked(QList<QString>)));
565 connect(m_mapEngine, SIGNAL(newMapResolution(qreal)),
566 m_ui, SIGNAL(newMapResolution(qreal)));
569 void SituareEngine::signalsFromSituareService()
571 qDebug() << __PRETTY_FUNCTION__;
573 connect(m_situareService, SIGNAL(error(int)),
574 this, SLOT(error(int)));
576 connect(m_situareService, SIGNAL(error(int)),
577 m_ui, SIGNAL(messageSendingFailed(int)));
579 connect(m_situareService, SIGNAL(reverseGeoReady(QString)),
580 m_ui, SIGNAL(reverseGeoReady(QString)));
582 connect(m_situareService, SIGNAL(userDataChanged(User*, QList<User*>&)),
583 this, SLOT(userDataChanged(User*, QList<User*>&)));
585 connect(m_situareService, SIGNAL(updateWasSuccessful()),
586 this, SLOT(updateWasSuccessful()));
588 connect(m_situareService, SIGNAL(updateWasSuccessful()),
589 m_ui, SIGNAL(clearUpdateLocationDialogData()));
592 void SituareEngine::updateWasSuccessful()
594 qDebug() << __PRETTY_FUNCTION__;
596 m_situareService->fetchLocations();
599 void SituareEngine::userDataChanged(User *user, QList<User *> &friendsList)
601 qDebug() << __PRETTY_FUNCTION__;
603 m_ui->toggleProgressIndicator(false);
605 emit userLocationReady(user);
606 emit friendsLocationsReady(friendsList);