restore viewing of conference map
[toast/confclerk.git] / src / gui / mainwindow.cpp
index d2d1138..2cee85c 100644 (file)
@@ -1,8 +1,28 @@
+/*
+ * Copyright (C) 2010 Ixonos Plc.
+ *
+ * This file is part of fosdem-schedule.
+ *
+ * fosdem-schedule is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation, either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * fosdem-schedule is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * fosdem-schedule.  If not, see <http://www.gnu.org/licenses/>.
+ */
 #include "mainwindow.h"
-#include <appsettings.h>
 
 #include <QTreeView>
-#include <QDirModel>
+#include <QFile>
+#include <QNetworkProxy>
+#include <QNetworkAccessManager>
+#include <QNetworkReply>
 
 #include <sqlengine.h>
 
 
 #include <QDialog>
 #include <QMessageBox>
+
 #include "ui_about.h"
-#include "eventdialog.h"
+#include <eventdialog.h>
 #include "daynavigatorwidget.h"
-#include "importscheduledialog.h"
-#include "mapwindow.h"
+#include "settingsdialog.h"
+#include "conferenceeditor.h"
+#include "schedulexmlparser.h"
+#include "errormessage.h"
+
+#include <tabcontainer.h>
+#include <appsettings.h>
+
+const QString PROXY_USERNAME;
+const QString PROXY_PASSWD;
 
 MainWindow::MainWindow(int aEventId, QWidget *aParent)
     : QMainWindow(aParent)
+    , conferenceModel(new ConferenceModel(this))
+    , mXmlParser(new ScheduleXmlParser(this))
+    , mNetworkAccessManager(new QNetworkAccessManager(this))
 {
     setupUi(this);
 
-    // TODO: conference ID should be assigned based on actual data in the DB
-    // for testing only
-    AppSettings::setConfId(1);
-
-    // connect Menu actions
-    connect(actionImportSchedule, SIGNAL(triggered()), SLOT(importSchedule()));
-    connect(actionAboutQt, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
-    connect(actionAboutApplication, SIGNAL(triggered()), SLOT(aboutApp()));
-
-    // create "SQLITE" DB instance/connection
-    // opens DB connection (needed for EventModel)
-    mSqlEngine = new SqlEngine(this);
-    mSqlEngine->initialize();
-
-    //update track map
-    Track::updateTrackMap();
-
-    connect(dayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateDayView(const QDate &)));
-    connect(trackDayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateTracksView(const QDate &)));
-    connect(favouriteDayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateFavouritesView(const QDate &)));
-    connect(searchDayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateSearchView(const QDate &)));
-
-    // DAY EVENTS View
-    dayTreeView->setHeaderHidden(true);
-    dayTreeView->setRootIsDecorated(false);
-    dayTreeView->setIndentation(0);
-    dayTreeView->setAnimated(true);
-    dayTreeView->setModel(new EventModel());
-    dayTreeView->setItemDelegate(new Delegate(dayTreeView));
-
-    // FAVOURITIES View
-    favTreeView->setHeaderHidden(true);
-    favTreeView->setRootIsDecorated(false);
-    favTreeView->setIndentation(0);
-    favTreeView->setAnimated(true);
-    favTreeView->setModel(new EventModel());
-    favTreeView->setItemDelegate(new Delegate(favTreeView));
-
-    // TRACKS View
-    trackTreeView->setHeaderHidden(true);
-    trackTreeView->setRootIsDecorated(false);
-    trackTreeView->setIndentation(0);
-    trackTreeView->setAnimated(true);
-    trackTreeView->setModel(new EventModel());
-    trackTreeView->setItemDelegate(new Delegate(trackTreeView));
-
-    // SEARCH EVENTS View
-       searchTreeView->setHeaderHidden(true);
-       searchTreeView->setRootIsDecorated(false);
-       searchTreeView->setIndentation(0);
-       searchTreeView->setAnimated(true);
-       searchTreeView->setModel(new EventModel());
-       searchTreeView->setItemDelegate(new Delegate(searchTreeView));
+    saved_title = windowTitle();
 
-    // event details have changed
-    connect(dayTreeView, SIGNAL(eventHasChanged(int)), SLOT(eventHasChanged(int)));
-    connect(favTreeView, SIGNAL(eventHasChanged(int)), SLOT(eventHasChanged(int)));
-    connect(trackTreeView, SIGNAL(eventHasChanged(int)), SLOT(eventHasChanged(int)));
-    connect(searchTreeView, SIGNAL(eventHasChanged(int)), SLOT(eventHasChanged(int)));
-
-    // event clicked
-    connect(dayTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
-    connect(favTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
-    connect(trackTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
-    connect(searchTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
-    // request for map to be displayed
-    connect(dayTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
-    connect(favTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
-    connect(trackTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
-    connect(searchTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
-    // request for warning to be displayed
-    connect(dayTreeView, SIGNAL(requestForWarning(const QModelIndex &)), SLOT(displayWarning(const QModelIndex &)));
-    connect(favTreeView, SIGNAL(requestForWarning(const QModelIndex &)), SLOT(displayWarning(const QModelIndex &)));
-    connect(trackTreeView, SIGNAL(requestForWarning(const QModelIndex &)), SLOT(displayWarning(const QModelIndex &)));
-    connect(searchTreeView, SIGNAL(requestForWarning(const QModelIndex &)), SLOT(displayWarning(const QModelIndex &)));
-    // event search button clicked
-    connect(searchButton, SIGNAL(clicked()), SLOT(searchClicked()));
-    //
-    connect(tabWidget, SIGNAL(currentChanged(int)), SLOT(tabHasChanged(int)));
-
-    if(!Conference::getAll().count()) // no conference(s) in the DB
+#ifdef N810
+    tabWidget->setTabText(1,"Favs");
+    //tabWidget->setTabText(2,"Day");
+#endif
+
+    // first time run aplication: -> let's have it direct connection in this case
+    if(!AppSettings::contains("proxyIsDirectConnection"))
+        AppSettings::setDirectConnection(true);
+
+    if(AppSettings::isDirectConnection())
     {
-        dayNavigator->hide(); // hide DayNavigatorWidget
-        trackDayNavigator->hide();
+        qDebug() << "Setting-up proxy: " << AppSettings::proxyAddress() << ":" << AppSettings::proxyPort();
     }
-    else
-    {
-        QDate aStartDate = Conference::getById(AppSettings::confId()).start();
-        QDate aEndDate = Conference::getById(AppSettings::confId()).end();
-        dayNavigator->setDates(aStartDate, aEndDate);
-        trackDayNavigator->setDates(aStartDate, aEndDate);
-        favouriteDayNavigator->setDates(aStartDate, aEndDate);
-        searchDayNavigator->setDates(aStartDate, aEndDate);
-        //
-        conferenceTitle->setText(Conference::getById(AppSettings::confId()).title());
-        conferenceSubtitle->setText(Conference::getById(AppSettings::confId()).subtitle());
-        conferenceWhere->setText(Conference::getById(AppSettings::confId()).city() + ", " + Conference::getById(AppSettings::confId()).venue());
-        conferenceWhen->setText(
-                Conference::getById(AppSettings::confId()).start().toString("dd-MM-yyyy")
-                + ", " +
-                Conference::getById(AppSettings::confId()).end().toString("dd-MM-yyyy"));
+    QNetworkProxy proxy(
+            AppSettings::isDirectConnection() ? QNetworkProxy::NoProxy : QNetworkProxy::HttpProxy,
+            AppSettings::proxyAddress(),
+            AppSettings::proxyPort(),
+            PROXY_USERNAME,
+            PROXY_PASSWD);
+    QNetworkProxy::setApplicationProxy(proxy);
+
+    // event details have changed
+    connect(dayTabContainer, SIGNAL(eventHasChanged(int,bool)), SLOT(eventHasChanged(int,bool)));
+    connect(favsTabContainer, SIGNAL(eventHasChanged(int,bool)), SLOT(eventHasChanged(int,bool)));
+    connect(tracksTabContainer, SIGNAL(eventHasChanged(int,bool)), SLOT(eventHasChanged(int,bool)));
+    connect(roomsTabContainer, SIGNAL(eventHasChanged(int,bool)), SLOT(eventHasChanged(int,bool)));
+    connect(nowTabContainer, SIGNAL(eventHasChanged(int,bool)), SLOT(eventHasChanged(int,bool)));
+    connect(searchTabContainer, SIGNAL(eventHasChanged(int,bool)), SLOT(eventHasChanged(int,bool)));
+
+    connect(aboutAction, SIGNAL(triggered()), SLOT(aboutApp()));
+    connect(settingsAction, SIGNAL(triggered()), SLOT(setup()));
+    connect(conferencesAction, SIGNAL(triggered()), SLOT(showConferences()));
+
+    useConference(Conference::activeConference());
+    // optimization, see useConference() code
+    try {
+       initTabs();
+    } catch (OrmException) {
+       clearTabs();
     }
 
-    searchTreeView->hide();
-    searchDayNavigator->hide();
+    // TODO: open conferences at startup?
+    #if 0
+    if(!confCount)
+        tabWidget->setCurrentIndex(6); // 6 - conference tab
+    }
+    #endif
 
     // open dialog for given Event ID
     // this is used in case Alarm Dialog request application to start
@@ -140,35 +116,14 @@ MainWindow::MainWindow(int aEventId, QWidget *aParent)
             EventDialog dialog(aEventId,this);
             dialog.exec();
         }
-        catch(OrmNoObjectException) {} // just start application
+        catch(OrmNoObjectException&) {} // just start application
         catch(...) {} // just start application
     }
-}
 
-MainWindow::~MainWindow()
-{
-    if(mSqlEngine)
-    {
-        delete mSqlEngine;
-        mSqlEngine = NULL;
-    }
-}
+    connect(mNetworkAccessManager, SIGNAL(finished(QNetworkReply*)), SLOT(networkQueryFinished(QNetworkReply*)));
 
-void MainWindow::importSchedule()
-{
-    ImportScheduleDialog dialog(mSqlEngine,this);
-    dialog.exec();
-    
-    if(Conference::getAll().count())
-    {
-        // 'dayNavigator' emits signal 'dateChanged' after setting valid START:END dates
-        QDate aStartDate = Conference::getById(AppSettings::confId()).start();
-        QDate aEndDate = Conference::getById(AppSettings::confId()).end();
-        dayNavigator->setDates(aStartDate, aEndDate);
-        //update activity map
-        Track::updateTrackMap();
-        trackDayNavigator->setDates(aStartDate, aEndDate);
-    }
+    connect(mXmlParser, SIGNAL(parsingScheduleBegin()), conferenceModel, SLOT(newConferenceBegin()));
+    connect(mXmlParser, SIGNAL(parsingScheduleEnd(const QString&)), conferenceModel, SLOT(newConferenceEnd(const QString&)));
 }
 
 void MainWindow::aboutApp()
@@ -176,110 +131,192 @@ void MainWindow::aboutApp()
     QDialog dialog(this);
     Ui::AboutDialog ui;
     ui.setupUi(&dialog);
+#ifdef N810
+    dialog.setFixedWidth(width());
+#endif
     dialog.exec();
 }
 
-void MainWindow::updateDayView(const QDate &aDate)
+void MainWindow::eventHasChanged(int aEventId, bool aReloadModel)
 {
-    static_cast<EventModel*>(dayTreeView->model())->loadEvents(aDate,AppSettings::confId());
-    dayTreeView->reset();
-    dayNavigator->show();
+    dayTabContainer->updateTreeViewModel(aEventId);
+    favsTabContainer->updateTreeViewModel(aEventId,aReloadModel);
+    tracksTabContainer->updateTreeViewModel(aEventId);
+    nowTabContainer->updateTreeViewModel(aEventId);
+    roomsTabContainer->updateTreeViewModel(aEventId);
+    searchTabContainer->updateTreeViewModel(aEventId);
 }
 
-void MainWindow::updateTracksView(const QDate &aDate)
+void MainWindow::useConference(int id)
 {
-    static_cast<EventModel*>(trackTreeView->model())->loadEventsByTrack(aDate, AppSettings::confId());
-    trackTreeView->reset();
-    trackDayNavigator->show();
+    try {
+        Conference::getById(Conference::activeConference()).update("active",0);
+        Conference new_active = Conference::getById(id);
+        new_active.update("active",1);
+
+       // looks like it does not work at n900
+        setWindowTitle(new_active.title());
+
+        // optimization.
+       // dont run initTabs() here
+        // it takes much CPU, making travelling between conferences in ConferenceEditor longer
+        // and is not seen in maemo WM anyway
+       // instead run it explicitly
+        // 1. at startup
+        // 2. when ConferenceEditor finished
+        // dont forget to protect the calls by try-catch!
+
+        // just in case, clear conference selection instead
+        clearTabs();
+
+        // end of optimization
+        // initTabs();
+    } catch (OrmException& e) {
+        // cannon set an active conference
+        unsetConference();
+        return;
+    }
+
 }
 
-void MainWindow::updateFavouritesView(const QDate &aDate)
+void MainWindow::initTabs()
 {
-    static_cast<EventModel*>(favTreeView->model())->loadFavEvents(aDate,AppSettings::confId());
-    favTreeView->reset();
-    favouriteDayNavigator->show();
+    int confId = Conference::activeConference();
+    Conference active = Conference::getById(confId);
+    QDate startDate = active.start();
+    QDate endDate = active.end();
+
+    // 'dayNavigator' emits signal 'dateChanged' after setting valid START:END dates
+    dayTabContainer->setDates(startDate, endDate);
+    tracksTabContainer->setDates(startDate, endDate);
+    roomsTabContainer->setDates(startDate, endDate);
+    favsTabContainer->setDates(startDate, endDate);
+    searchTabContainer->setDates(startDate, endDate);
+    searchTabContainer->searchAgainClicked();
+    nowTabContainer->updateTreeView(QDate::currentDate());
 }
 
-void MainWindow::updateSearchView(const QDate &aDate)
+void MainWindow::clearTabs()
 {
-    searchTreeView->reset();
-    int eventsCount = static_cast<EventModel*>(searchTreeView->model())->loadSearchResultEvents(aDate,AppSettings::confId());
-    if( eventsCount ){
-        searchDayNavigator->show();
-        searchTreeView->show();
-    }
-    else{
-        searchTreeView->hide();
-        searchDayNavigator->hide();
-    }
+    dayTabContainer->clearModel();
+    tracksTabContainer->clearModel();
+    roomsTabContainer->clearModel();
+    favsTabContainer->clearModel();
+    searchTabContainer->clearModel();
+    searchTabContainer->searchAgainClicked();
+    nowTabContainer->clearModel();
 }
 
-void MainWindow::itemClicked(const QModelIndex &aIndex)
+void MainWindow::unsetConference()
 {
-    // have to handle only events, not time-groups
-    if(!aIndex.parent().isValid()) // time-group
-        return;
+    clearTabs();
+    setWindowTitle(saved_title);
+}
 
-    EventDialog dialog(static_cast<Event*>(aIndex.internalPointer())->id(),this);
+void MainWindow::setup()
+{
+    SettingsDialog dialog;
     dialog.exec();
+
+    qDebug() << "Setting-up proxy: " << AppSettings::proxyAddress() << ":" << AppSettings::proxyPort();
+    QNetworkProxy proxy(
+            AppSettings::isDirectConnection() ? QNetworkProxy::NoProxy : QNetworkProxy::HttpProxy,
+            AppSettings::proxyAddress(),
+            AppSettings::proxyPort(),
+            PROXY_USERNAME,
+            PROXY_PASSWD);
+    QNetworkProxy::setApplicationProxy(proxy);
 }
 
-void MainWindow::displayMap(const QModelIndex &aIndex)
+/** Create and run ConferenceEditor dialog, making required connections for it.
+
+This method manages, which classes actually perform changes in conference list.
+
+There are several classes that modify the conferences:
+this:
+ deletion and URL update.
+this, mXmlParser and mNetworkAccessManager:
+ addition and refresh.
+*/
+void MainWindow::showConferences()
 {
-    Event *event = static_cast<Event*>(aIndex.internalPointer());
+    ConferenceEditor dialog(conferenceModel, this);
 
-    // room names are stored in lower-case format
-    // room names are stored without dots in the name, eg. "aw.1124.png" -> "aw1124.png"
-    QString mapPath = QString(":/maps/rooms/%1.png").arg(event->room().toLower().remove("."));
-    if(!QFile::exists(mapPath))
-        mapPath = QString(":/maps/rooms/not-available.png");
+    connect(&dialog, SIGNAL(haveConferenceUrl(const QString&)), SLOT(importFromNetwork(const QString&)));
+    connect(&dialog, SIGNAL(haveConferenceFile(const QString&)), SLOT(importFromFile(const QString&)));
+    connect(&dialog, SIGNAL(removeConferenceRequested(int)), SLOT(removeConference(int)));
+    connect(&dialog, SIGNAL(changeUrlRequested(int, const QString&)),
+                    SLOT(changeConferenceUrl(int, const QString&)));
 
-    QString roomName;
-    if(mapPath.contains("not-available", Qt::CaseInsensitive))
-        roomName = QString("Map is not available: %1").arg(event->room());
-    else
-        roomName = event->room();
+    connect(&dialog, SIGNAL(haveConferenceSelected(int)), SLOT(useConference(int)));
+    connect(&dialog, SIGNAL(noneConferenceSelected()), SLOT(unsetConference()));
+
+    connect(mXmlParser, SIGNAL(parsingScheduleBegin()), &dialog, SLOT(importStarted()));
+    connect(mXmlParser, SIGNAL(progressStatus(int)), &dialog, SLOT(showParsingProgress(int)));
+    connect(mXmlParser, SIGNAL(parsingScheduleEnd(const QString&)), &dialog, SLOT(importFinished(const QString&)));
+
+    connect(this, SIGNAL(conferenceRemoved()), &dialog, SLOT(conferenceRemoved()));
+
+    dialog.exec();
+
+    // optimization, see useConference() code
+    try {
+        initTabs();
+    } catch (OrmException) {
+        clearTabs();
+    }
+}
 
-    QPixmap map(mapPath);
-    MapWindow window(map,roomName,this);
-    window.exec();
+void MainWindow::networkQueryFinished(QNetworkReply *aReply)
+{
+    if ( aReply->error() != QNetworkReply::NoError )
+    {
+        error_message(QString("Error occured during download: ") + aReply->errorString());
+    }
+    else
+    {
+        qDebug() << __PRETTY_FUNCTION__ << ": have data";
+        importData(aReply->readAll(), aReply->url().toEncoded());
+    }
 }
 
-void MainWindow::searchClicked()
+void MainWindow::importData(const QByteArray &aData, const QString& url)
 {
-    QList<QString> columns;
+    mXmlParser->parseData(aData, url);
+}
 
-    if( searchTitle->isChecked() )
-        columns.append( "title" );
-    if( searchAbstract->isChecked() )
-        columns.append( "abstract" );
+void MainWindow::importFromNetwork(const QString& url)
+{
+    qDebug() << __PRETTY_FUNCTION__;
+    QNetworkRequest request;
+    request.setUrl(QUrl(url));
 
-    mSqlEngine->searchEvent( AppSettings::confId(), columns, searchEdit->text() );
-    updateSearchView( Conference::getById(AppSettings::confId()).start() );
+    mNetworkAccessManager->setProxy(QNetworkProxy::applicationProxy());
+    mNetworkAccessManager->get(request);
 }
 
-void MainWindow::displayWarning(const QModelIndex &aIndex)
+void MainWindow::importFromFile(const QString& filename)
 {
-    Q_UNUSED(aIndex);
+    qDebug() << __PRETTY_FUNCTION__;
+    QFile file(filename);
+    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {    
+        static const QString format("Cannot read \"%1\": error %2");
+        error_message(format.arg(filename, QString::number(file.error())));
+    }
 
-    QMessageBox::warning(
-    this,
-    tr("Time Conflict Warning"),
-    tr("This event happens at the same time than another one of your favourites.") );
+    importData(file.readAll(), "");
 }
 
-void MainWindow::eventHasChanged(int aEventId)
+void MainWindow::removeConference(int id)
 {
-    static_cast<EventModel*>(dayTreeView->model())->updateModel(aEventId);
-    static_cast<EventModel*>(favTreeView->model())->updateModel(aEventId);
-    static_cast<EventModel*>(trackTreeView->model())->updateModel(aEventId);
-    static_cast<EventModel*>(searchTreeView->model())->updateModel(aEventId);
+    Conference::deleteConference(id);
+    conferenceModel->conferenceRemoved();
+
+    emit conferenceRemoved();
 }
 
-void MainWindow::tabHasChanged(int aIndex)
+void MainWindow::changeConferenceUrl(int id, const QString& url)
 {
-    Q_UNUSED(aIndex);
-
-    updateFavouritesView(favouriteDayNavigator->getCurrentDate());
+    Conference::getById(id).setUrl(url);
 }