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~robol/gits/ » Larss : Blob 3322a0 / rssparser.cpp
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  1. #include "rssparser.h"
  2. #include <QDebug>
  3. #include <QtXml>
  4. #include <QtSql>
  5. #include <QtNetwork>
  6. #include <QtGui>
  7. #include <QtCore>
  8.  
  9. using namespace Larss;
  10.  
  11. Larss::RssParser::RssParser(QSqlDatabase db, FeedModel *model, QObject *parent) :
  12.     QSqlTableModel (parent, db)
  13. {
  14.     // Create the database if it does not exists.
  15.     if (!db.tables().contains ("news"))
  16.     {
  17.         qDebug () << "Creating table news that is not in database...";
  18.         QSqlQuery query(db);
  19.         query.prepare("CREATE TABLE news (id INTEGER PRIMARY KEY, feed INTEGER, title TEXT, link TEXT, description TEXT, time INTEGER, read INTEGER);");
  20.         if (!query.exec())
  21.             qDebug () << "Error occurred while creating the database:" << query.lastError();
  22.     }
  23.  
  24.     // Set init parameters for the QSqlDataTable
  25.     setTable("news");
  26.  
  27.     // Select manual submit so user cannot modify content directly
  28.     setEditStrategy(QSqlTableModel::OnRowChange);
  29.     this->model = model;
  30.     select();
  31. }
  32.  
  33. QVariant
  34. Larss::RssParser::headerData(int section, Qt::Orientation orientation, int role) const
  35. {
  36.     if (role == Qt::DisplayRole)
  37.     {
  38.         if (orientation == Qt::Horizontal)
  39.         {
  40.             switch (section)
  41.             {
  42.             case 0:
  43.                 return tr("ID");
  44.                 break;
  45.             case 1:
  46.                 return tr("Feed");
  47.                 break;
  48.             case 2:
  49.                 return tr("Title");
  50.                 break;
  51.             case 3:
  52.                 return tr("Link");
  53.                 break;
  54.             case 4:
  55.                 return tr("Description");
  56.                 break;
  57.             case 5:
  58.                 return tr("Time");
  59.                 break;
  60.             case 6:
  61.                 return tr("Read");
  62.             }
  63.         }
  64.     }
  65.  
  66.     return QVariant (QVariant::Invalid);
  67. }
  68.  
  69. Larss::RssParser::~RssParser()
  70. {
  71. }
  72.  
  73. QVariant
  74. Larss::RssParser::data(const QModelIndex &idx, int role) const
  75. {
  76.     if (role == Qt::FontRole)
  77.     {
  78.         // Get default font
  79.         QFont default_font = QSqlTableModel::data(idx, role).toString();
  80.  
  81.         // Check if this news is read or not
  82.         QSqlRecord record = this->record(idx.row());
  83.         if (record.value("read") == 0)
  84.             default_font.setBold(true);
  85.         return default_font;
  86.     }
  87.     // Call the default implementaton in almost every case
  88.     return QSqlTableModel::data(idx, role);
  89. }
  90.  
  91. QString
  92. Larss::RssParser::getLink(const QModelIndex &index)
  93. {
  94.     QSqlRecord record = this->record(index.row());
  95.     return record.value("link").toString();
  96. }
  97.  
  98. void
  99. Larss::RssParser::setReadStatus(const QModelIndex& index, bool read)
  100. {
  101.     QModelIndex read_index = createIndex(index.row(), 6, index.internalPointer());
  102.     setData(read_index, read ? 1 : 0);
  103. }
  104.  
  105. quint64
  106. Larss::RssParser::getFeed(const QModelIndex &index)
  107. {
  108.     quint64 id = index.internalId();
  109.     if (id < FEEDMODEL_MAX_CATEGORIES)
  110.         return 0;
  111.     else
  112.         return (id - FEEDMODEL_MAX_CATEGORIES);
  113. }
  114.  
  115. QString
  116. Larss::RssParser::getDescription(const QModelIndex &index)
  117. {
  118.     QModelIndex description_index = createIndex(index.row(), 4, index.internalPointer());
  119.     return data(description_index, Qt::DisplayRole).toString();
  120. }
  121.  
  122. void
  123. Larss::RssParser::selectActiveFeed(quint64 feed_id)
  124. {
  125.     // Show only the news from the given feed
  126.     setFilter(QString("feed='%1'").arg(feed_id));
  127. }
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