4 #include "ConnectionSettings.h"
5 #include "Configuration.h"
6 #include "DisplaySettings.h"
7 #include "CommunicationManager.h"
8 #include "DeviceManager.h"
10 #include "ErrorMapper.h"
11 #include "WeeklyViewWidget.h"
13 #include <QApplication>
18 QTime Engine::endOfTheDay = QTime( 23, 59, 0, 0); // end of the day is 11:59pm
19 const int IDLE_TIME_MULTIPLIER = 60000; // Multiplies milliseconds to minutes
22 iClock( 0), iConfiguration(Configuration::instance() ), iCommunication( 0)
24 qDebug() << "Engine::Engine()";
25 // if reading of configuration fails, signal that initialization failed
26 if (iConfiguration == 0)
28 QTimer::singleShot( 0, this, SLOT( closeApplication() ));
32 //initialize window manager
33 iWindowManager = new WindowManager( iConfiguration );
34 connect(iWindowManager, SIGNAL( roomStatusInfoNeeded( Room * ) ), this, SLOT( roomStatusInfoNeeded( Room * ) ));
35 connect(iWindowManager, SIGNAL( observedEventDetected() ), this, SLOT( observedEventDetected() ));
36 connect(iWindowManager, SIGNAL( meetingActivated( Meeting * ) ), this, SLOT( fetchMeetingDetails( Meeting * ) ));
37 connect(iWindowManager, SIGNAL( currentRoomChanged( Room * ) ), this, SLOT( currentRoomChanged( Room * ) ));
38 connect(iWindowManager, SIGNAL( shownWeekChanged( QDate ) ), this, SLOT( shownWeekChanged( QDate ) ));
39 connect(iWindowManager, SIGNAL( passwordEntered( PasswordDialog::PasswordStatus ) ), this, SLOT( passwordEntered( PasswordDialog::PasswordStatus ) ));
41 // initialize communication
42 iCommunication = new CommunicationManager( *(iConfiguration->connectionSettings()) );
43 connect(iCommunication, SIGNAL( error( int, CommunicationManager::CommunicationType ) ), this, SLOT( errorHandler( int ) ));
44 connect(iCommunication, SIGNAL( meetingsFetched( const QList<Meeting*>& ) ), this, SLOT( meetingsFetched( const QList<Meeting*>& ) ));
45 connect(iCommunication, SIGNAL( meetingDetailsFetched( Meeting& ) ), this, SLOT( meetingDetailsFetched( Meeting& ) ));
47 //initialize idle time counter
48 iIdleTimeCounter = new QTimer();
49 iIdleTimeCounter->setSingleShot( true);
50 iIdleTimeCounter->setInterval(IDLE_TIME_MULTIPLIER * iConfiguration->displaySettings()->screensaver() );
51 iIdleTimeCounter->start();
52 connect(iIdleTimeCounter, SIGNAL( timeout() ), iWindowManager, SLOT( showRoomStatus() ));
54 // create application clock
56 connect(iClock, SIGNAL( tick( QDateTime ) ), this, SLOT( checkStatusOfAllRooms() ));
57 connect(iClock, SIGNAL( tick( QDateTime ) ), iWindowManager, SLOT( distributeDateTimeInfo( QDateTime ) ));
59 iAutoRefresh = new QTimer;
60 iAutoRefresh->setInterval(iConfiguration->connectionSettings()->refreshInterval() * 1000);
61 iAutoRefresh->start();
62 connect(iAutoRefresh, SIGNAL( timeout() ), iAutoRefresh, SLOT( start() ));
63 connect(iAutoRefresh, SIGNAL( timeout() ), this, SLOT( fetchMeetings() ));
65 // create device manager
66 iDevice = new DeviceManager( iConfiguration->startupSettings() );
67 connect(iDevice, SIGNAL( error( int, const QString& ) ), this, SLOT( errorHandler( int, const QString& ) ));
68 connect(iDevice, SIGNAL( changeModeOrdered( DeviceManager::OperationMode ) ), this, SLOT( changeModeOrdered( DeviceManager::OperationMode ) ));
69 iDevice->initDeviceManager();
71 if (iDevice->currentOperationMode() == DeviceManager::KioskMode)
72 iWindowManager->fullScreen();
74 QTimer::singleShot( 0, this, SLOT( fetchMeetings() ));
76 // TODO: continue implementation
81 qDebug() << "Engine::~Engine()";
82 while ( !iMeetings.isEmpty() )
83 delete iMeetings.takeFirst();
84 iIdleTimeCounter->stop();
85 delete iIdleTimeCounter;
87 delete iWindowManager;
95 void Engine::closeApplication()
97 qDebug() << "Engine::closeApplication()";
98 // closes application after 1 second
99 QTimer::singleShot( 1000, QApplication::instance(), SLOT( quit() ));
102 void Engine::observedEventDetected()
104 qDebug() << "Engine::observedEventDetected()";
106 if ( !iIdleTimeCounter->isActive() )
108 iWindowManager->weeklyView()->showCurrentWeek();
110 iWindowManager->showWeeklyView();
111 // prepare to restart idle counter
112 if (iIdleTimeCounter->isActive() )
114 iIdleTimeCounter->stop();
116 // (re)start idle counter
117 iIdleTimeCounter->start();
120 Room* Engine::defaultRoom()
122 qDebug() << "Engine::defaultRoom()";
123 return iConfiguration->defaultRoom();
126 void Engine::checkStatusOfAllRooms()
128 qDebug() << "Engine::checkStatusOfAllRooms()";
129 // iterate trough on the rooms
130 for (int i = 0; i < iConfiguration->rooms().count(); i++)
132 // and check the status
133 roomStatusInfoNeeded(iConfiguration->rooms().at(i) );
137 int Engine::indexOfMeetingAt(Room *aRoom, QDateTime aAt)
139 qDebug() << "Engine::indexOfMeetingAt( Room *, QDateTime )";
140 for (int i = 0; i < iMeetings.count(); i++)
142 // exchange server ensures that there is only one meeting in a room at a specified time
143 if (aRoom->equals(iMeetings.at( i )->room() ) && iMeetings.at( i )->startsAt() <= aAt && iMeetings.at( i )->endsAt() >= aAt)
151 int Engine::indexOfMeetingAfter(Room *aRoom, QDateTime aAfter)
153 qDebug() << "Engine::indexOfMeetingAfter( Room *, QDateTime )";
154 // seeks for the next meeting on the SAME DAY
156 for (int i = 0; i < iMeetings.count(); i++)
158 // if the meeting is in the same room, on the same day but after the specified time
159 if (aRoom->equals(iMeetings.at( i )->room() ) && iMeetings.at( i )->startsAt().date() == aAfter.date() && iMeetings.at( i )->startsAt() > aAfter)
161 // if there was not any meeting find yet or the previously found is a later one then the (i)th
162 if (min == -1 || iMeetings.at( min )->startsAt() > iMeetings.at( i )->startsAt() )
171 void Engine::roomStatusInfoNeeded(Room *aRoom)
173 qDebug() << "Engine::roomStatusInfoNeeded( Room * )";
179 int indexOfCurrentMeeting = indexOfMeetingAt(aRoom, iClock->datetime() );
180 int indexOfNextMeeting = indexOfMeetingAfter(aRoom, iClock->datetime() );
182 // if there is no meeting, then status is Free; otherwise Busy
183 Room::Status status = (indexOfCurrentMeeting == -1 ) ? Room::FreeStatus : Room::BusyStatus;
184 // if room is Busy, then check end time, otherwise...
185 QTime until = (status == Room::BusyStatus ) ? iMeetings.at( indexOfCurrentMeeting )->endsAt().time() :
186 // ...if there is meeting following on the same day then check end time, otherwise end is the of the working day
187 ( ( indexOfNextMeeting != -1 ) ? iMeetings.at( indexOfNextMeeting )->startsAt().time() : Engine::endOfTheDay );
189 //currently works only for deafult room
190 if (aRoom->equals( *(defaultRoom() )) )
191 iWindowManager->roomStatusChanged(aRoom, status, until);
194 void Engine::fetchMeetings()
196 qDebug() << "Engine::fetchMeetings for " << iWindowManager->weeklyView()->currentRoom();
197 QDateTime from( iWindowManager->weeklyView()->beginnigOfShownWeek() );
198 QDateTime to( from.addDays( 7 ) );
199 fetchMeetings( from, to, iWindowManager->weeklyView()->currentRoom() );
202 void Engine::fetchMeetingDetails( Meeting *aMeeting )
204 qDebug() << "Engine::fetchMeetingDetails( Meeting* )";
205 iWindowManager->showProgressBar( tr( "Please Wait" ), true );
206 iWindowManager->updateProgressBar( tr( "Fetching Meeting Details..." ) );
207 connect(iWindowManager, SIGNAL( progressBarCancelled() ), this, SLOT( fetchMeetingDetailsCancelled() ));
208 iCommunication->fetchMeetingDetails( *aMeeting );
211 void Engine::meetingsFetched( const QList<Meeting*> &aMeetings )
213 qDebug() << "Engine::meetingsFetched( const QList<Meeting*> & )";
215 for ( int i = 0; i < iMeetings.count(); ++i ) {
216 Meeting* m = iMeetings.takeAt( i );
220 for ( int i = 0; i < aMeetings.count(); ++i ) {
221 Meeting* m = new Meeting( *( aMeetings.at( i ) ) );
222 iMeetings.append( m );
225 iWindowManager->refreshMeetings( iMeetings );
226 // refresh room status info
227 roomStatusInfoNeeded( defaultRoom() );
230 void Engine::meetingDetailsFetched( Meeting &aDetailedMeeting )
232 qDebug() << "Engine::meetingDetailsFetched( Meeting & )";
233 iWindowManager->closeProgressBar();
234 iWindowManager->showMeetingInfo( &aDetailedMeeting );
237 void Engine::errorHandler( int aCode, const QString &aAddInfo )
239 qDebug() << "Engine::ErrorHandler, aCode: " << aCode;
240 // inform UI about the problem
241 if( aCode >= 100 && aCode <= 150 ) { //communication errors
242 //we don't want these to close operation changing
243 qDebug() << "CommunicationManager signaled an error:" << aCode;
244 iWindowManager->closeProgressBar();
246 iWindowManager->error( ErrorMapper::codeToString(aCode, aAddInfo ) );
249 void Engine::currentRoomChanged( Room *aCurrentRoom )
251 qDebug() << "Engine::currentRoomChanged to " << aCurrentRoom->name();
252 QDateTime from(iWindowManager->weeklyView()->beginnigOfShownWeek() );
253 QDateTime to( from.addDays( 7 ) );
254 fetchMeetings( from, to, aCurrentRoom );
257 void Engine::fetchMeetings( const QDateTime &aFrom, const QDateTime &aUntil, const Room *aIn )
259 qDebug() << "Engine::fetchMeetings( const QDateTime &, const QDateTime &, const Room * )";
260 iCommunication->fetchMeetings( aFrom, aUntil, *aIn );
263 void Engine::shownWeekChanged( QDate aFrom )
265 qDebug() << "Engine::shownWeekChanged( QDate )";
266 QDateTime from( aFrom );
267 QDateTime to( aFrom.addDays( 7 ), QTime( 23, 59 ) );
268 qDebug() << "Engine::shownWeekChanged " << aFrom.toString( "d.m. h:mm" ) << " to " << to.toString( "d.m. h:mm" );
269 fetchMeetings( from, to, iWindowManager->weeklyView()->currentRoom() );
272 void Engine::changeModeOrdered( DeviceManager::OperationMode aMode )
274 qDebug() << "Engine::changeModeOrdered( DeviceManager::OperationMode )";
275 QString message = tr( "You are about to change operation mode to %1." ).arg( iDevice->operationModeToString(aMode ) );
277 iWindowManager->showPasswordDialog( iConfiguration->adminPassword(), message );
280 void Engine::passwordEntered( PasswordDialog::PasswordStatus aPasswordStatus )
282 qDebug() << "Engine::passwordEntered( PasswordDialog::PasswordStatus )";
283 iWindowManager->closePasswordDialog();
285 switch ( aPasswordStatus ) {
286 case PasswordDialog::Correct:
287 iAutoRefresh->stop(); //we stop the metting updating
288 iWindowManager->showProgressBar( "Changing current operation mode." );
289 connect(iDevice, SIGNAL( changingMode( const QString & ) ), iWindowManager, SLOT( updateProgressBar( const QString & ) ));
290 connect( iDevice, SIGNAL( changingMode( const QString & ) ),
291 iWindowManager, SLOT( updateProgressBar( const QString & ) ) );
292 connect( iDevice, SIGNAL( changeModeFailed() ), this, SLOT( changeModeFailed() ) );
293 iDevice->changeMode( true);
295 case PasswordDialog::Incorrect:
296 iWindowManager->error( tr( "Incorrect password." ) );
297 iDevice->changeMode( false );
299 default: //case PasswordDialog::Canceled
300 iDevice->changeMode( false );
304 void Engine::changeModeFailed()
306 qDebug() << "Engine::changeModeFailed()";
307 iWindowManager->closeProgressBar();
308 iAutoRefresh->start(); //we start the metting updating
311 void Engine::fetchMeetingDetailsCancelled()
313 iCommunication->cancelFetchMeetingDetails();
314 iWindowManager->closeProgressBar();