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/*
* model.cpp - key view model
*
* Copyright (C) 2013 Ivan Romanov <drizt@land.ru>
*
* 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 "model.h"
#include "gpgprocess.h"
#include <QDateTime>
inline QString epochToHuman(const QString &seconds)
{
qint64 ms = seconds.toLongLong() * 1000;
if (ms)
return QDateTime::fromMSecsSinceEpoch(ms).date().toString();
else
return QString();
}
inline QString uidToName(const QString &uid)
{
if (uid.contains('(')) {
return uid.section('(', 0, 0).trimmed();
}
else if (uid.contains('<')) {
return uid.section('<', 0, 0).trimmed();
}
else {
return uid.trimmed();
}
}
inline QString uidToEMail(const QString &uid)
{
if (uid.contains('<') && uid.contains('>')) {
return uid.section('<', 1).section('>', 0, 0).trimmed();
}
else
return "";
}
inline QString uidToComment(const QString &uid)
{
if (uid.contains('(') && uid.contains(')')) {
return uid.section('(', 1).section(')', 0, 0).trimmed();
}
else {
return "";
}
}
QList<QStandardItem*> parseLine(const QString &line)
{
QList<QStandardItem*> rows;
// Used ID
QString uid = line.section(':', 9, 9);
// Type
rows << new QStandardItem(line.section(':', 0, 0));
// Name
rows << new QStandardItem(uidToName(uid));
// E-mail
rows << new QStandardItem(uidToEMail(uid));
// Creation key time in human readable format
rows << new QStandardItem(epochToHuman(line.section(':', 5, 5)));
// Expiration time
rows << new QStandardItem(epochToHuman(line.section(':', 6, 6)));
// Length of key
rows << new QStandardItem(line.section(':', 2, 2));
// Comment
rows << new QStandardItem(uidToComment(uid));
// Algorithm
int alg = line.section(':', 3, 3).toInt();
switch(alg) {
case 1: rows << new QStandardItem("RSA"); break;
case 16: rows << new QStandardItem("ELG-E"); break;
case 17: rows << new QStandardItem("DSA"); break;
case 18: rows << new QStandardItem("ECC"); break;
default: rows << new QStandardItem(""); break;
}
// Short ID
rows << new QStandardItem(line.section(':', 4, 4).right(8));
// Fingerprint
rows << new QStandardItem("");
return rows;
}
Model::Model(QObject *parent)
: QStandardItemModel(parent)
{
}
void Model::listKeys()
{
clear();
static QStringList headerLabels;
if (headerLabels.isEmpty()) {
for (int i = 0; i < Model::Count; ++i) {
headerLabels << QString();
}
headerLabels[Type] = tr("Type");
headerLabels[Name] = tr("Name");
headerLabels[Email] = tr("E-Mail");
headerLabels[Created] = tr("Created");
headerLabels[Expiration] = tr("Expiration");
headerLabels[Length] = tr("Length");
headerLabels[Comment] = tr("Comment");
headerLabels[Algorithm] = tr("Algorithm");
headerLabels[ShortId] = tr("Short ID");
headerLabels[Fingerprint] = tr("Fingerprint");
}
setHorizontalHeaderLabels(headerLabels);
QStringList arguments;
arguments << "--with-fingerprint"
<< "--list-secret-keys"
<< "--with-colons"
<< "--fixed-list-mode";
GpgProcess process;
process.start(arguments);
process.waitForFinished();
QString keysRaw = QString::fromUtf8(process.readAll());
arguments.clear();
arguments << "--with-fingerprint"
<< "--list-public-keys"
<< "--with-colons"
<< "--fixed-list-mode";
process.start(arguments);
process.waitForFinished();
keysRaw += QString::fromUtf8(process.readAll());
showKeys(keysRaw);
}
void Model::showKeys(const QString &keysRaw)
{
QStringList list = keysRaw.split("\n");
QList<QStandardItem*> lastRow;
QList<QStandardItem*> row;
QStringList secretKeys;
foreach (QString line, list) {
QString type = line.section(':', 0, 0);
if (type == "pub" || type == "sec") {
row = parseLine(line);
// Show only secret part for keys pair
if (type == "sec") {
secretKeys << row.at(Algorithm)->text();
}
else if (secretKeys.indexOf(row.at(ShortId)->text()) >= 0) {
lastRow.clear();
continue;
}
appendRow(row);
lastRow = row;
}
else if ((type == "uid" || type == "ssb" || type == "sub") && !lastRow.isEmpty()) {
row = parseLine(line);
lastRow.first()->appendRow(row);
if (lastRow.first()->rowCount() == 1) {
lastRow.at(Name)->setText(row.at(Name)->text());
lastRow.at(Email)->setText(row.at(Email)->text());
lastRow.at(Comment)->setText(row.at(Comment)->text());
}
}
else if (type == "fpr") {
row.at(Fingerprint)->setText(line.section(':', Fingerprint, Fingerprint));
}
}
}
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