File indexing completed on 2023-10-03 07:54:02

 /**************************************************************************
  *   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 <QStringList>
 
 #include "kget_debug.h"
 #include <KLocalizedString>
 #include <QDebug>
 #include <QIcon>
 
 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 QIcon::fromTheme("dialog-ok");
             case Verifier::NotVerified:
                 return QIcon::fromTheme("dialog-close");
             case Verifier::NoResult:
             default:
                 return QIcon::fromTheme(QString());
             }
         } else if (role == Qt::EditRole) {
             return status;
         }
     }
 
     return QVariant();
 }
 
 Qt::ItemFlags VerificationModel::flags(const QModelIndex &index) const
 {
     if (!index.isValid()) {
         return Qt::NoItemFlags;
     }
 
     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;
             Q_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;
             Q_EMIT dataChanged(index, index);
             return true;
         }
     } else if (index.column() == VerificationModel::Verified && role == Qt::EditRole) {
         d->verificationStatus[index.row()] = value.toInt();
         Q_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)) {
         qCWarning(KGET_DEBUG) << "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());
         Q_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());
         Q_EMIT dataChanged(index, index);
     }
 }
 
 #include "moc_verificationmodel.cpp"