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/**************************************************************************
* Copyright (C) 2009-2011 Matthias Fuchs <mat69@gmx.net> *
* *
* 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 of the License, or *
* (at your option) any later version. *
* *
* 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, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
***************************************************************************/
#include "verificationmodel.h"
#include "verifier.h"
#include <QtCore/QStringList>
#include <KDebug>
#include <KIcon>
#include <KLocale>
struct VerificationModelPrivate
{
VerificationModelPrivate()
{
}
~VerificationModelPrivate()
{
}
QStringList types;
QStringList checksums;
QList<int> verificationStatus;
};
VerificationModel::VerificationModel(QObject *parent)
: QAbstractTableModel(parent),
d(new VerificationModelPrivate)
{
}
QVariant VerificationModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid()) {
return QVariant();
}
if ((index.column() == VerificationModel::Type) && (role == Qt::DisplayRole)) {
return d->types.at(index.row());
} else if ((index.column() == VerificationModel::Checksum) && (role == Qt::DisplayRole)) {
return d->checksums.at(index.row());
} else if (index.column() == VerificationModel::Verified) {
const int status = d->verificationStatus.at(index.row());
if (role == Qt::DecorationRole) {
switch (status) {
case Verifier::Verified:
return KIcon("dialog-ok");
case Verifier::NotVerified:
return KIcon("dialog-close");
case Verifier::NoResult:
default:
return KIcon();
}
} else if (role == Qt::EditRole) {
return status;
}
}
return QVariant();
}
Qt::ItemFlags VerificationModel::flags(const QModelIndex &index) const
{
if (!index.isValid()) {
return 0;
}
Qt::ItemFlags flags = Qt::ItemIsEnabled | Qt::ItemIsSelectable;
if (index.column() == VerificationModel::Type)
{
flags |= Qt::ItemIsEditable;
}
else if (index.column() == VerificationModel::Checksum)
{
flags |= Qt::ItemIsEditable;
}
return flags;
}
bool VerificationModel::setData(const QModelIndex &index, const QVariant &value, int role)
{
if (!index.isValid() || index.row() >= d->types.count()) {
return false;
}
if ((index.column() == VerificationModel::Type) && role == Qt::EditRole) {
const QString type = value.toString();
if (Verifier::supportedVerficationTypes().contains(type) && !d->types.contains(type)) {
d->types[index.row()] = type;
emit dataChanged(index, index);
return true;
}
} else if ((index.column() == VerificationModel::Checksum) && role == Qt::EditRole) {
const QModelIndex typeIndex = index.sibling(index.row(), VerificationModel::Type);
const QString type = typeIndex.data().toString();
const QString checksum = value.toString();
if (Verifier::isChecksum(type, checksum)) {
d->checksums[index.row()] = checksum;
emit dataChanged(index, index);
return true;
}
} else if (index.column() == VerificationModel::Verified && role == Qt::EditRole) {
d->verificationStatus[index.row()] = value.toInt();
emit dataChanged(index, index);
return true;
}
return false;
}
int VerificationModel::rowCount(const QModelIndex &parent) const
{
Q_UNUSED(parent)
return d->types.length();
}
int VerificationModel::columnCount(const QModelIndex &parent) const
{
Q_UNUSED(parent)
return 3;
}
QVariant VerificationModel::headerData(int section, Qt::Orientation orientation, int role) const
{
if ((orientation != Qt::Horizontal) || (role != Qt::DisplayRole)) {
return QVariant();
}
if (section == VerificationModel::Type) {
return i18nc("the type of the hash, e.g. MD5", "Type");
} else if (section == VerificationModel::Checksum) {
return i18nc("the used hash for verification", "Hash");
} else if (section == VerificationModel::Verified) {
return i18nc("verification-result of a file, can be true/false", "Verified");
}
return QVariant();
}
bool VerificationModel::removeRows(int row, int count, const QModelIndex &parent)
{
if (parent.isValid() || (row < 0) || (count < 1) || (row + count > rowCount())) {
return false;
}
beginRemoveRows(parent, row, row + count - 1);
while (count) {
d->types.removeAt(row);
d->checksums.removeAt(row);
d->verificationStatus.removeAt(row);
--count;
}
endRemoveRows();
return true;
}
void VerificationModel::addChecksum(const QString &type, const QString &checksum, int verified)
{
if (!Verifier::isChecksum(type, checksum)) {
kWarning(5001) << "Could not add checksum.\nType:" << type << "\nChecksum:" << checksum;
return;
}
//if the hashtype already exists in the model, then replace it
int position = d->types.indexOf(type);
if (position > -1) {
d->checksums[position] = checksum;
const QModelIndex index = this->index(position, VerificationModel::Checksum, QModelIndex());
emit dataChanged(index, index);
return;
}
int rows = rowCount();
beginInsertRows(QModelIndex(), rows, rows);
d->types.append(type);
d->checksums.append(checksum.toLower());
d->verificationStatus.append(verified);
endInsertRows();
}
void VerificationModel::addChecksums(const QHash<QString, QString> &checksums)
{
QHash<QString, QString>::const_iterator it;
QHash<QString, QString>::const_iterator itEnd = checksums.constEnd();
for (it = checksums.constBegin(); it != itEnd; ++it) {
addChecksum(it.key(), it.value());
}
}
void VerificationModel::setVerificationStatus(const QString &type, int verified)
{
const int position = d->types.indexOf(type);
if (position > -1) {
d->verificationStatus[position] = verified;
const QModelIndex index = this->index(position, VerificationModel::Verified, QModelIndex());
emit dataChanged(index, index);
}
}
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