Move core/Parser to format/KeePass2XmlReader and core/Writer to format/KeePass2XmlWriter.
This commit is contained in:
Felix Geyer
747
src/format/KeePass2XmlReader.cpp
Normal file
747
src/format/KeePass2XmlReader.cpp
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@@ -0,0 +1,747 @@
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/*
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* Copyright (C) 2010 Felix Geyer <debfx@fobos.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 or (at your option)
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* version 3 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "KeePass2XmlReader.h"
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#include <QtCore/QDebug>
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#include <QtCore/QFile>
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#include "core/Database.h"
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#include "core/Metadata.h"
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KeePass2XmlReader::KeePass2XmlReader(Database* db)
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{
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m_db = db;
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m_meta = db->metadata();
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}
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bool KeePass2XmlReader::parse(const QString& filename)
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{
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QFile file(filename);
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file.open(QIODevice::ReadOnly | QIODevice::Text);
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m_xml.setDevice(&file);
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m_tmpParent = new Group();
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m_tmpParent->setParent(m_db);
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if (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "KeePassFile") {
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parseKeePassFile();
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}
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}
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if (!m_xml.error() && !m_tmpParent->children().isEmpty()) {
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raiseError();
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}
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delete m_tmpParent;
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return !m_xml.error();
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}
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QString KeePass2XmlReader::errorMsg()
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{
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return QString("%1\nLine %2, column %3")
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.arg(m_xml.errorString())
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.arg(m_xml.lineNumber())
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.arg(m_xml.columnNumber());
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}
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void KeePass2XmlReader::parseKeePassFile()
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "KeePassFile");
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "Meta") {
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parseMeta();
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}
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else if (m_xml.name() == "Root") {
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parseRoot();
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}
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else {
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skipCurrentElement();
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}
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}
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}
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void KeePass2XmlReader::parseMeta()
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "Meta");
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "Generator") {
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m_meta->setGenerator(readString());
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}
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else if (m_xml.name() == "DatabaseName") {
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m_meta->setName(readString());
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}
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else if (m_xml.name() == "DatabaseNameChanged") {
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m_meta->setNameChanged(readDateTime());
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}
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else if (m_xml.name() == "DatabaseDescription") {
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m_meta->setDescription(readString());
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}
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else if (m_xml.name() == "DatabaseDescriptionChanged") {
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m_meta->setDescriptionChanged(readDateTime());
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}
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else if (m_xml.name() == "DefaultUserName") {
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m_meta->setDefaultUserName(readString());
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}
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else if (m_xml.name() == "DefaultUserNameChanged") {
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m_meta->setDefaultUserNameChanged(readDateTime());
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}
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else if (m_xml.name() == "MaintenanceHistoryDays") {
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m_meta->setMaintenanceHistoryDays(readNumber());
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}
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else if (m_xml.name() == "MemoryProtection") {
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parseMemoryProtection();
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}
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else if (m_xml.name() == "CustomIcons") {
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parseCustomIcons();
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}
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else if (m_xml.name() == "RecycleBinEnabled") {
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m_meta->setRecycleBinEnabled(readBool());
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}
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else if (m_xml.name() == "RecycleBinUUID") {
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m_meta->setRecycleBin(getGroup(readUuid()));
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}
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else if (m_xml.name() == "RecycleBinChanged") {
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m_meta->setRecycleBinChanged(readDateTime());
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}
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else if (m_xml.name() == "EntryTemplatesGroup") {
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m_meta->setEntryTemplatesGroup(getGroup(readUuid()));
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}
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else if (m_xml.name() == "EntryTemplatesGroupChanged") {
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m_meta->setEntryTemplatesGroupChanged(readDateTime());
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}
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else if (m_xml.name() == "LastSelectedGroup") {
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m_meta->setLastSelectedGroup(getGroup(readUuid()));
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}
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else if (m_xml.name() == "LastTopVisibleGroup") {
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m_meta->setLastTopVisibleGroup(getGroup(readUuid()));
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}
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else if (m_xml.name() == "CustomData") {
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parseCustomData();
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}
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else {
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skipCurrentElement();
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}
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}
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}
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void KeePass2XmlReader::parseMemoryProtection()
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "MemoryProtection");
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "ProtectTitle") {
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m_meta->setProtectTitle(readBool());
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}
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else if (m_xml.name() == "ProtectUserName") {
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m_meta->setProtectUsername(readBool());
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}
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else if (m_xml.name() == "ProtectPassword") {
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m_meta->setProtectPassword(readBool());
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}
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else if (m_xml.name() == "ProtectURL") {
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m_meta->setProtectUrl(readBool());
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}
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else if (m_xml.name() == "ProtectNotes") {
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m_meta->setProtectNotes(readBool());
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}
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else if (m_xml.name() == "AutoEnableVisualHiding") {
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m_meta->setAutoEnableVisualHiding(readBool());
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}
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else {
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skipCurrentElement();
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}
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}
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}
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void KeePass2XmlReader::parseCustomIcons()
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "CustomIcons");
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "Icon") {
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parseIcon();
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}
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else {
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skipCurrentElement();
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}
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}
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}
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void KeePass2XmlReader::parseIcon()
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "Icon");
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Uuid uuid;
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "UUID") {
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uuid = readUuid();
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}
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else if (m_xml.name() == "Data") {
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QImage image;
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image.loadFromData(readBinary());
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m_meta->addCustomIcon(uuid, image);
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}
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else {
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skipCurrentElement();
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}
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}
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}
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void KeePass2XmlReader::parseCustomData()
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "CustomData");
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "Item") {
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parseCustomDataItem();
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}
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else {
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skipCurrentElement();
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}
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}
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}
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void KeePass2XmlReader::parseCustomDataItem()
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "Item");
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QString key;
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "Key") {
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key = readString();
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}
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else if (m_xml.name() == "Value") {
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m_meta->addCustomField(key, readString());
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}
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else {
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skipCurrentElement();
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}
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}
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}
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void KeePass2XmlReader::parseRoot()
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "Root");
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "Group") {
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Group* rootGroup = parseGroup();
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if (rootGroup) {
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rootGroup->setParent(m_db);
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}
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}
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else if (m_xml.name() == "DeletedObjects") {
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parseDeletedObjects();
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}
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else {
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skipCurrentElement();
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}
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}
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}
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Group* KeePass2XmlReader::parseGroup()
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "Group");
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Group* group = 0;
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "UUID") {
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Uuid uuid = readUuid();
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if (uuid.isNull()) {
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raiseError();
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}
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else {
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group = getGroup(uuid);
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}
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}
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else if (m_xml.name() == "Name") {
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group->setName(readString());
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}
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else if (m_xml.name() == "Notes") {
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group->setNotes(readString());
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}
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else if (m_xml.name() == "IconID") {
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int iconId = readNumber();
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if (iconId < 0) {
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raiseError();
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}
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else {
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group->setIcon(iconId);
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}
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}
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else if (m_xml.name() == "CustomIconUUID") {
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Uuid uuid = readUuid();
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if (!uuid.isNull()) {
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group->setIcon(uuid);
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}
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}
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else if (m_xml.name() == "Times") {
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group->setTimeInfo(parseTimes());
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}
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else if (m_xml.name() == "IsExpanded") {
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group->setExpanded(readBool());
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}
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else if (m_xml.name() == "DefaultAutoTypeSequence") {
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group->setDefaultAutoTypeSequence(readString());
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}
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else if (m_xml.name() == "EnableAutoType") {
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QString str = readString();
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if (str.compare("null", Qt::CaseInsensitive) == 0) {
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group->setAutoTypeEnabled(-1);
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}
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else if (str.compare("true", Qt::CaseInsensitive) == 0) {
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group->setAutoTypeEnabled(1);
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}
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else if (str.compare("false", Qt::CaseInsensitive) == 0) {
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group->setAutoTypeEnabled(0);
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}
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else {
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raiseError();
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}
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}
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else if (m_xml.name() == "EnableSearching") {
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QString str = readString();
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if (str.compare("null", Qt::CaseInsensitive) == 0) {
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group->setSearchingEnabled(-1);
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}
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else if (str.compare("true", Qt::CaseInsensitive) == 0) {
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group->setSearchingEnabled(1);
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}
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else if (str.compare("false", Qt::CaseInsensitive) == 0) {
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group->setSearchingEnabled(0);
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}
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else {
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raiseError();
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}
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}
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else if (m_xml.name() == "LastTopVisibleEntry") {
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group->setLastTopVisibleEntry(getEntry(readUuid()));
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}
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else if (m_xml.name() == "Group") {
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Group* newGroup = parseGroup();
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if (newGroup) {
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newGroup->setParent(group);
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}
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}
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else if (m_xml.name() == "Entry") {
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Entry* newEntry = parseEntry(false);
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if (newEntry) {
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newEntry->setGroup(group);
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}
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}
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else {
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skipCurrentElement();
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}
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}
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return group;
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}
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void KeePass2XmlReader::parseDeletedObjects()
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "DeletedObjects");
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "DeletedObject") {
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parseDeletedObject();
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}
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else {
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skipCurrentElement();
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}
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}
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}
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void KeePass2XmlReader::parseDeletedObject()
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "DeletedObject");
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DeletedObject delObj;
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "UUID") {
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Uuid uuid = readUuid();
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if (uuid.isNull()) {
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raiseError();
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}
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else {
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delObj.uuid = uuid;
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}
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}
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else if (m_xml.name() == "DeletionTime") {
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delObj.deletionTime = readDateTime();
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}
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else {
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skipCurrentElement();
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}
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}
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m_db->addDeletedObject(delObj);
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}
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Entry* KeePass2XmlReader::parseEntry(bool history)
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{
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Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "Entry");
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Entry* entry = 0;
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while (!m_xml.error() && m_xml.readNextStartElement()) {
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if (m_xml.name() == "UUID") {
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Uuid uuid = readUuid();
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if (uuid.isNull()) {
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raiseError();
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}
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else {
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if (history) {
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entry = new Entry();
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entry->setUuid(uuid);
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}
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else {
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entry = getEntry(uuid);
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}
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}
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}
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else if (m_xml.name() == "IconID") {
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int iconId = readNumber();
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if (iconId < 0) {
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raiseError();
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}
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else {
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entry->setIcon(iconId);
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}
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}
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else if (m_xml.name() == "CustomIconUUID") {
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Uuid uuid = readUuid();
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if (!uuid.isNull())
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entry->setIcon(uuid);
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}
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else if (m_xml.name() == "ForegroundColor") {
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entry->setForegroundColor(readColor());
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}
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else if (m_xml.name() == "BackgroundColor") {
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entry->setBackgroundColor(readColor());
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}
|
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else if (m_xml.name() == "OverrideURL") {
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entry->setOverrideUrl(readString());
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}
|
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else if (m_xml.name() == "Times") {
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entry->setTimeInfo(parseTimes());
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}
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else if (m_xml.name() == "String") {
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parseEntryString(entry);
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}
|
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else if (m_xml.name() == "Binary") {
|
||||
parseEntryBinary(entry);
|
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}
|
||||
else if (m_xml.name() == "AutoType") {
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parseAutoType(entry);
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}
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||||
else if (m_xml.name() == "History") {
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if (history) {
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raiseError();
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}
|
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else {
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parseEntryHistory(entry);
|
||||
}
|
||||
}
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else {
|
||||
skipCurrentElement();
|
||||
}
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||||
}
|
||||
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||||
return entry;
|
||||
}
|
||||
|
||||
void KeePass2XmlReader::parseEntryString(Entry *entry)
|
||||
{
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||||
Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "String");
|
||||
|
||||
QString key;
|
||||
while (!m_xml.error() && m_xml.readNextStartElement()) {
|
||||
if (m_xml.name() == "Key") {
|
||||
key = readString();
|
||||
}
|
||||
else if (m_xml.name() == "Value") {
|
||||
entry->addAttribute(key, readString());
|
||||
}
|
||||
else {
|
||||
skipCurrentElement();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void KeePass2XmlReader::parseEntryBinary(Entry *entry)
|
||||
{
|
||||
Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "Binary");
|
||||
|
||||
QString key;
|
||||
while (!m_xml.error() && m_xml.readNextStartElement()) {
|
||||
if (m_xml.name() == "Key") {
|
||||
key = readString();
|
||||
}
|
||||
else if (m_xml.name() == "Value") {
|
||||
entry->addAttachment(key, readBinary());
|
||||
}
|
||||
else {
|
||||
skipCurrentElement();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void KeePass2XmlReader::parseAutoType(Entry* entry)
|
||||
{
|
||||
Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "AutoType");
|
||||
|
||||
while (!m_xml.error() && m_xml.readNextStartElement()) {
|
||||
if (m_xml.name() == "Enabled") {
|
||||
entry->setAutoTypeEnabled(readBool());
|
||||
}
|
||||
else if (m_xml.name() == "DataTransferObfuscation") {
|
||||
entry->setAutoTypeObfuscation(readNumber());
|
||||
}
|
||||
else if (m_xml.name() == "DefaultSequence") {
|
||||
entry->setDefaultAutoTypeSequence(readString());
|
||||
}
|
||||
else if (m_xml.name() == "Association") {
|
||||
parseAutoTypeAssoc(entry);
|
||||
}
|
||||
else {
|
||||
skipCurrentElement();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void KeePass2XmlReader::parseAutoTypeAssoc(Entry *entry)
|
||||
{
|
||||
Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "Association");
|
||||
|
||||
AutoTypeAssociation assoc;
|
||||
while (!m_xml.error() && m_xml.readNextStartElement()) {
|
||||
if (m_xml.name() == "Window") {
|
||||
assoc.window = readString();
|
||||
}
|
||||
else if (m_xml.name() == "KeystrokeSequence") {
|
||||
assoc.sequence = readString();
|
||||
entry->addAutoTypeAssociation(assoc);
|
||||
}
|
||||
else {
|
||||
skipCurrentElement();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void KeePass2XmlReader::parseEntryHistory(Entry* entry)
|
||||
{
|
||||
Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "History");
|
||||
|
||||
while (!m_xml.error() && m_xml.readNextStartElement()) {
|
||||
if (m_xml.name() == "Entry") {
|
||||
Entry* historyItem = parseEntry(true);
|
||||
entry->addHistoryItem(historyItem);
|
||||
}
|
||||
else {
|
||||
skipCurrentElement();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
TimeInfo KeePass2XmlReader::parseTimes()
|
||||
{
|
||||
Q_ASSERT(m_xml.isStartElement() && m_xml.name() == "Times");
|
||||
|
||||
TimeInfo timeInfo;
|
||||
while (!m_xml.error() && m_xml.readNextStartElement()) {
|
||||
if (m_xml.name() == "LastModificationTime") {
|
||||
timeInfo.setLastModificationTime(readDateTime());
|
||||
}
|
||||
else if (m_xml.name() == "CreationTime") {
|
||||
timeInfo.setCreationTime(readDateTime());
|
||||
}
|
||||
else if (m_xml.name() == "LastAccessTime") {
|
||||
timeInfo.setLastAccessTime(readDateTime());
|
||||
}
|
||||
else if (m_xml.name() == "ExpiryTime") {
|
||||
timeInfo.setExpiryTime(readDateTime());
|
||||
}
|
||||
else if (m_xml.name() == "Expires") {
|
||||
timeInfo.setExpires(readBool());
|
||||
}
|
||||
else if (m_xml.name() == "UsageCount") {
|
||||
timeInfo.setUsageCount(readNumber());
|
||||
}
|
||||
else if (m_xml.name() == "LocationChanged") {
|
||||
timeInfo.setLocationChanged(readDateTime());
|
||||
}
|
||||
else {
|
||||
skipCurrentElement();
|
||||
}
|
||||
}
|
||||
|
||||
return timeInfo;
|
||||
}
|
||||
|
||||
QString KeePass2XmlReader::readString()
|
||||
{
|
||||
return m_xml.readElementText();
|
||||
}
|
||||
|
||||
bool KeePass2XmlReader::readBool()
|
||||
{
|
||||
QString str = readString();
|
||||
|
||||
if (str.compare("True", Qt::CaseInsensitive) == 0) {
|
||||
return true;
|
||||
}
|
||||
else if (str.compare("False", Qt::CaseInsensitive) == 0) {
|
||||
return false;
|
||||
}
|
||||
else {
|
||||
raiseError();
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
QDateTime KeePass2XmlReader::readDateTime()
|
||||
{
|
||||
QString str = readString();
|
||||
QDateTime dt = QDateTime::fromString(str, Qt::ISODate);
|
||||
|
||||
if (!dt.isValid()) {
|
||||
raiseError();
|
||||
}
|
||||
|
||||
return dt;
|
||||
}
|
||||
|
||||
QColor KeePass2XmlReader::readColor()
|
||||
{
|
||||
QString colorStr = readString();
|
||||
|
||||
if (colorStr.isEmpty()) {
|
||||
return QColor();
|
||||
}
|
||||
|
||||
if (colorStr.length() != 7 || colorStr[0] != '#') {
|
||||
raiseError();
|
||||
return QColor();
|
||||
}
|
||||
|
||||
QColor color;
|
||||
for (int i=0; i<= 2; i++) {
|
||||
QString rgbPartStr = colorStr.mid(1 + 2*i, 2);
|
||||
bool ok;
|
||||
int rgbPart = rgbPartStr.toInt(&ok, 16);
|
||||
if (!ok || rgbPart > 255) {
|
||||
raiseError();
|
||||
return QColor();
|
||||
}
|
||||
|
||||
if (i == 0) {
|
||||
color.setRed(rgbPart);
|
||||
}
|
||||
else if (i == 1) {
|
||||
color.setGreen(rgbPart);
|
||||
}
|
||||
else {
|
||||
color.setBlue(rgbPart);
|
||||
}
|
||||
}
|
||||
|
||||
return color;
|
||||
}
|
||||
|
||||
int KeePass2XmlReader::readNumber()
|
||||
{
|
||||
bool ok;
|
||||
int result = readString().toInt(&ok);
|
||||
if (!ok) {
|
||||
raiseError();
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
Uuid KeePass2XmlReader::readUuid()
|
||||
{
|
||||
QByteArray uuidBin = readBinary();
|
||||
if (uuidBin.length() != Uuid::length) {
|
||||
raiseError();
|
||||
return Uuid();
|
||||
}
|
||||
else {
|
||||
return Uuid(uuidBin);
|
||||
}
|
||||
}
|
||||
|
||||
QByteArray KeePass2XmlReader::readBinary()
|
||||
{
|
||||
return QByteArray::fromBase64(readString().toAscii());
|
||||
}
|
||||
|
||||
Group* KeePass2XmlReader::getGroup(const Uuid& uuid)
|
||||
{
|
||||
if (uuid.isNull()) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
Q_FOREACH (Group* group, m_groups) {
|
||||
if (group->uuid() == uuid) {
|
||||
return group;
|
||||
}
|
||||
}
|
||||
|
||||
Group* group = new Group();
|
||||
group->setUuid(uuid);
|
||||
group->setParent(m_tmpParent);
|
||||
m_groups << group;
|
||||
return group;
|
||||
}
|
||||
|
||||
Entry* KeePass2XmlReader::getEntry(const Uuid& uuid)
|
||||
{
|
||||
if (uuid.isNull()) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
Q_FOREACH (Entry* entry, m_entries) {
|
||||
if (entry->uuid() == uuid) {
|
||||
return entry;
|
||||
}
|
||||
}
|
||||
|
||||
Entry* entry = new Entry();
|
||||
entry->setUuid(uuid);
|
||||
entry->setGroup(m_tmpParent);
|
||||
m_entries << entry;
|
||||
return entry;
|
||||
}
|
||||
|
||||
void KeePass2XmlReader::raiseError()
|
||||
{
|
||||
m_xml.raiseError(tr("Invalid database file"));
|
||||
}
|
||||
|
||||
void KeePass2XmlReader::skipCurrentElement()
|
||||
{
|
||||
qDebug() << "KeePass2XmlReader::skipCurrentElement(): skip: " << m_xml.name();
|
||||
m_xml.skipCurrentElement();
|
||||
}
|
||||
Reference in New Issue
Block a user