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/*
* Copyright (C) 2016 Enrico Mariotti <enricomariotti@yahoo.it>
* Copyright (C) 2017 KeePassXC Team <team@keepassxc.org>
*
* This program 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 or (at your option)
* version 3 of the License.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "CsvParserModel.h"
#include <utility>
CsvParserModel::CsvParserModel(QObject* parent)
: QAbstractTableModel(parent)
, m_skipped(0)
{
}
CsvParserModel::~CsvParserModel()
{
}
void CsvParserModel::setFilename(const QString& filename)
{
m_filename = filename;
}
QString CsvParserModel::getFileInfo()
{
QString a(tr("%1, %2, %3", "file info: bytes, rows, columns")
.arg(tr("%n byte(s)", nullptr, getFileSize()),
tr("%n row(s)", nullptr, getCsvRows()),
tr("%n column(s)", nullptr, qMax(0, getCsvCols() - 1))));
return a;
}
bool CsvParserModel::parse()
{
bool r;
beginResetModel();
m_columnMap.clear();
if (CsvParser::isFileLoaded()) {
r = CsvParser::reparse();
} else {
QFile csv(m_filename);
r = CsvParser::parse(&csv);
}
for (int i = 0; i < columnCount(); ++i)
m_columnMap.insert(i, 0);
addEmptyColumn();
endResetModel();
return r;
}
void CsvParserModel::addEmptyColumn()
{
for (int i = 0; i < m_table.size(); ++i) {
CsvRow r = m_table.at(i);
r.prepend(QString(""));
m_table.replace(i, r);
}
}
void CsvParserModel::mapColumns(int csvColumn, int dbColumn)
{
if ((csvColumn < 0) || (dbColumn < 0))
return;
beginResetModel();
if (csvColumn >= getCsvCols())
m_columnMap[dbColumn] = 0; // map to the empty column
else
m_columnMap[dbColumn] = csvColumn;
endResetModel();
}
void CsvParserModel::setSkippedRows(int skipped)
{
m_skipped = skipped;
QModelIndex topLeft = createIndex(skipped, 0);
QModelIndex bottomRight = createIndex(m_skipped + rowCount(), columnCount());
emit dataChanged(topLeft, bottomRight);
emit layoutChanged();
}
void CsvParserModel::setHeaderLabels(QStringList l)
{
m_columnHeader = std::move(l);
}
int CsvParserModel::rowCount(const QModelIndex& parent) const
{
if (parent.isValid())
return 0;
return getCsvRows();
}
int CsvParserModel::columnCount(const QModelIndex& parent) const
{
if (parent.isValid())
return 0;
return m_columnHeader.size();
}
QVariant CsvParserModel::data(const QModelIndex& index, int role) const
{
if ((index.column() >= m_columnHeader.size()) || (index.row() + m_skipped >= rowCount()) || !index.isValid()) {
return QVariant();
}
if (role == Qt::DisplayRole)
return m_table.at(index.row() + m_skipped).at(m_columnMap[index.column()]);
return QVariant();
}
QVariant CsvParserModel::headerData(int section, Qt::Orientation orientation, int role) const
{
if (role == Qt::DisplayRole) {
if (orientation == Qt::Horizontal) {
if ((section < 0) || (section >= m_columnHeader.size()))
return QVariant();
return m_columnHeader.at(section);
} else if (orientation == Qt::Vertical) {
if (section + m_skipped >= rowCount())
return QVariant();
return QString::number(section + 1);
}
}
return QVariant();
}
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