src/gui/importschedulewidget.cpp

   1 #include "importschedulewidget.h"
   2
   3 #include <schedulexmlparser.h>
   4 #include "proxysettingsdialog.h"
   5
   6 #include <QDir>
   7 #include <QFile>
   8 #include <QFileDialog>
   9 #include <QNetworkProxy>
  10 #include <QNetworkAccessManager>
  11 #include <QNetworkReply>
  12 #include <QDebug>
  13 #include <appsettings.h>
  14
  15 const QString SCHEDULE_URL = "http://fosdem.org/2010/schedule/xml";
  16
  17 const QString PROXY_USERNAME;
  18 const QString PROXY_PASSWD;
  19
  20 ImportScheduleWidget::ImportScheduleWidget(QWidget *aParent)
  21     : QWidget(aParent)
  22 {
  23     setupUi(this);
  24
  25     mXmlParser = new ScheduleXmlParser(this);
  26     connect(mXmlParser, SIGNAL(progressStatus(int)), SLOT(showParsingProgress(int)));
  27     connect(mXmlParser, SIGNAL(parsingSchedule(const QString &)), SLOT(parsingSchedule(const QString &)));
  28
  29     connect(browse, SIGNAL(clicked()), SLOT(browseSchedule()));
  30     progressBar->hide();
  31
  32     cancel->hide();
  33     importAction->hide();
  34     connect(online, SIGNAL(clicked()), SLOT(downloadSchedule()));
  35
  36     connect(proxySettings, SIGNAL(clicked()), SLOT(setupProxy()));
  37     mNetworkAccessManager = new QNetworkAccessManager(this);
  38     connect(mNetworkAccessManager, SIGNAL(finished(QNetworkReply*)), this, SLOT(networkQueryFinished(QNetworkReply*)));
  39     mNetworkAccessManager->setProxy(QNetworkProxy::applicationProxy());
  40 }
  41
  42 ImportScheduleWidget::~ImportScheduleWidget()
  43 {
  44     if(mXmlParser)
  45     {
  46         delete mXmlParser;
  47         mXmlParser = NULL;
  48     }
  49     if(mNetworkAccessManager)
  50     {
  51         delete mNetworkAccessManager;
  52         mNetworkAccessManager = NULL;
  53     }
  54 }
  55
  56 void ImportScheduleWidget::parsingSchedule(const QString &aTitle)
  57 {
  58     importScheduleLabel->setText("Importing: " + aTitle);
  59 }
  60
  61 void ImportScheduleWidget::showParsingProgress(int progress)
  62 {
  63     progressBar->setValue(progress);
  64 }
  65
  66 void ImportScheduleWidget::browseSchedule()
  67 {
  68     QString scheduleFileName = QFileDialog::getOpenFileName(this, tr("Select Conference Schedule"), QDir::homePath(), tr("Schedule Files (*.xml)"));
  69     if(QFile::exists(scheduleFileName))
  70     {
  71         QFile file(scheduleFileName);
  72         if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
  73         {
  74             qDebug() << "can't open " << file.fileName();
  75             return;
  76         }
  77
  78         importData(file.readAll());
  79
  80     }
  81     else
  82     {
  83         progressBar->hide();
  84     }
  85 }
  86
  87 void ImportScheduleWidget::networkQueryFinished(QNetworkReply *aReply)
  88 {
  89     if ( aReply->error() != QNetworkReply::NoError )
  90     {
  91         qDebug() << "Error occured during download: " << aReply->errorString();
  92     }
  93     else
  94     {
  95         importData(aReply->readAll());
  96     }
  97 }
  98
  99 void ImportScheduleWidget::downloadSchedule()
 100 {
 101     QNetworkRequest request;
 102     request.setUrl(QUrl(SCHEDULE_URL));
 103     mNetworkAccessManager->get(request);
 104 }
 105
 106 void ImportScheduleWidget::importData(const QByteArray &aData)
 107 {
 108     browse->hide();
 109     online->hide();
 110     progressBar->show();
 111     proxySettings->hide();
 112
 113     int confId = mXmlParser->parseData(aData);
 114
 115     progressBar->hide();
 116     browse->show();
 117     online->show();
 118     proxySettings->show();
 119     importScheduleLabel->setText("Import schedule: ");
 120
 121     emit(scheduleImported(confId));
 122 }
 123
 124 void ImportScheduleWidget::setupProxy()
 125 {
 126     ProxySettingsDialog dialog;
 127     dialog.exec();
 128
 129     qDebug() << "Setting-up proxy: " << AppSettings::proxyAddress() << ":" << AppSettings::proxyPort();
 130     QNetworkProxy proxy(
 131             AppSettings::isDirectConnection() ? QNetworkProxy::NoProxy : QNetworkProxy::HttpProxy,
 132             AppSettings::proxyAddress(),
 133             AppSettings::proxyPort(),
 134             PROXY_USERNAME,
 135             PROXY_PASSWD);
 136     QNetworkProxy::setApplicationProxy(proxy);
 137
 138     mNetworkAccessManager->setProxy(QNetworkProxy::applicationProxy());
 139 }
 140