bool ZipEncrypt::zipDecrypt(std::string file, std::string password, bool delTemps, bool original)
{
bool result = false;
boost::filesystem::path encryptedFile(file);
if(boost::filesystem::exists(encryptedFile)){
std::string zippedDir = boost::algorithm::replace_last_copy(file, encryptedExtension, "");
bool success = encryption.decrypt(file, zippedDir, password);
boost::filesystem::path zipPath(zippedDir);
if(success && boost::filesystem::exists(zipPath)){
result = Zip::unzip(zippedDir, zipPath.parent_path().string());
}
if(result && delTemps){
boost::filesystem::path dirZip(zippedDir);
boost::filesystem::remove(dirZip);
}
if(result && original){
boost::filesystem::remove(encryptedFile);
}
return result;
}
return false;
}
void MyView::startFolderEncode(TQStringList selec,TQStringList encryptOptions,bool ,bool symetric)
{
TQString extension;
if (compressionScheme==0)
extension=".zip";
else if (compressionScheme==1)
extension=".tar.gz";
else
extension=".tar.bz2";
if (encryptOptions.find("armor")!=encryptOptions.end () )
extension+=".asc";
else if (KGpgSettings::pgpExtension())
extension+=".pgp";
else
extension+=".gpg";
KURL encryptedFile(droppedUrls.first().path()+extension);
TQFile encryptedFolder(droppedUrls.first().path()+extension);
if (encryptedFolder.exists()) {
dialogue->hide();
TDEIO::RenameDlg *over=new TDEIO::RenameDlg(0,i18n("File Already Exists"),TQString(),encryptedFile.path(),TDEIO::M_OVERWRITE);
if (over->exec()==TQDialog::Rejected)
{
delete over;
return;
}
encryptedFile=over->newDestURL();
delete over;
dialogue->show(); /////// strange, but if dialogue is hidden, the passive popup is not displayed...
}
pop = new KPassivePopup();
pop->setView(i18n("Processing folder compression and encryption"),i18n("Please wait..."),TDEGlobal::iconLoader()->loadIcon("kgpg",TDEIcon::Desktop));
pop->setAutoDelete(false);
pop->show();
kapp->processEvents();
dialogue->slotAccept();
dialogue=0L;
KArchive *arch;
if (compressionScheme==0)
arch=new KZip(kgpgfoldertmp->name());
else if (compressionScheme==1)
arch=new KTar(kgpgfoldertmp->name(), "application/x-gzip");
else
arch=new KTar(kgpgfoldertmp->name(), "application/x-bzip2");
if (!arch->open( IO_WriteOnly )) {
KMessageBox::sorry(0,i18n("Unable to create temporary file"));
delete arch;
return;
}
arch->addLocalDirectory (droppedUrls.first().path(),droppedUrls.first().fileName());
arch->close();
delete arch;
KgpgInterface *folderprocess=new KgpgInterface();
folderprocess->KgpgEncryptFile(selec,KURL(kgpgfoldertmp->name()),encryptedFile,encryptOptions,symetric);
connect(folderprocess,TQT_SIGNAL(encryptionfinished(KURL)),TQT_TQOBJECT(this),TQT_SLOT(slotFolderFinished(KURL)));
connect(folderprocess,TQT_SIGNAL(errormessage(TQString)),TQT_TQOBJECT(this),TQT_SLOT(slotFolderFinishedError(TQString)));
}
bool EncryptedStore::openRead(const QString& name)
{
Q_D(KOdfStore);
if (bad())
return false;
const KArchiveEntry* fileArchiveEntry = m_pZip->directory()->entry(name);
if (!fileArchiveEntry) {
return false;
}
if (fileArchiveEntry->isDirectory()) {
kWarning(30002) << name << " is a directory!";
return false;
}
const KZipFileEntry* fileZipEntry = static_cast<const KZipFileEntry*>(fileArchiveEntry);
delete d->stream;
d->stream = fileZipEntry->createDevice();
d->size = fileZipEntry->size();
if (m_encryptionData.contains(name)) {
// This file is encrypted, do some decryption first
if (m_bPasswordDeclined) {
// The user has already declined to give a password
// Open the file as empty
d->stream->close();
delete d->stream;
d->stream = new QBuffer();
d->stream->open(QIODevice::ReadOnly);
d->size = 0;
return true;
}
QCA::SecureArray encryptedFile(d->stream->readAll());
if (encryptedFile.size() != d->size) {
// Read error detected
d->stream->close();
delete d->stream;
d->stream = NULL;
kWarning(30002) << "read error";
return false;
}
d->stream->close();
delete d->stream;
d->stream = NULL;
KoEncryptedStore_EncryptionData encData = m_encryptionData.value(name);
QCA::SecureArray decrypted;
// If we don't have a password yet, try and find one
if (m_password.isEmpty()) {
findPasswordInKWallet();
}
while (true) {
QByteArray pass;
QCA::SecureArray password;
bool keepPass = false;
// I already have a password! Let's test it. If it's not good, we can dump it, anyway.
if (!m_password.isEmpty()) {
password = m_password;
m_password = QCA::SecureArray();
} else {
if (!m_filename.isNull())
keepPass = false;
QPointer<KPasswordDialog> dlg = new KPasswordDialog(d->window ,
keepPass ? KPasswordDialog::ShowKeepPassword : static_cast<KPasswordDialog::KPasswordDialogFlags>(0));
dlg->setPrompt(i18n("Please enter the password to open this file."));
if (! dlg->exec()) {
m_bPasswordDeclined = true;
d->stream = new QBuffer();
d->stream->open(QIODevice::ReadOnly);
d->size = 0;
delete dlg;
return true;
}
if (dlg) {
password = QCA::SecureArray(dlg->password().toUtf8());
if (keepPass)
keepPass = dlg->keepPassword();
if (password.isEmpty()) {
delete dlg;
continue;
}
}
delete dlg;
}
decrypted = decryptFile(encryptedFile, encData, password);
if (decrypted.isEmpty()) {
kError(30002) << "empty decrypted file" << endl;
return false;
}
if (!encData.checksum.isEmpty()) {
QCA::SecureArray checksum;
if (encData.checksumShort && decrypted.size() > 1024) {
// TODO: Eww!!!! I don't want to convert via insecure arrays to get the first 1K characters of a secure array <- fix QCA?
checksum = QCA::Hash("sha1").hash(QCA::SecureArray(decrypted.toByteArray().left(1024)));
} else {
checksum = QCA::Hash("sha1").hash(decrypted);
}
if (checksum != encData.checksum) {
continue;
}
}
// The password passed all possible tests, so let's accept it
m_password = password;
m_bPasswordUsed = true;
if (keepPass) {
savePasswordInKWallet();
}
break;
}
QByteArray *resultArray = new QByteArray(decrypted.toByteArray());
QIODevice *resultDevice = KFilterDev::device(new QBuffer(resultArray, NULL), "application/x-gzip");
if (!resultDevice) {
delete resultArray;
return false;
}
static_cast<KFilterDev*>(resultDevice)->setSkipHeaders();
d->stream = resultDevice;
d->size = encData.filesize;
}
d->stream->open(QIODevice::ReadOnly);
return true;
}
