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#include "mypgpkeycontext.h"
#include "gpgop.h"
#include "utils.h"
#include <QDir>
#include <QTemporaryFile>
using namespace QCA;
namespace gpgQCAPlugin {
MyPGPKeyContext::MyPGPKeyContext(Provider *p)
: PGPKeyContext(p)
{
// zero out the props
_props.isSecret = false;
_props.inKeyring = true;
_props.isTrusted = false;
}
Provider::Context *MyPGPKeyContext::clone() const
{
return new MyPGPKeyContext(*this);
}
const PGPKeyContextProps *MyPGPKeyContext::props() const
{
return &_props;
}
QByteArray MyPGPKeyContext::toBinary() const
{
if (_props.inKeyring) {
GpgOp gpg(find_bin());
gpg.setAsciiFormat(false);
gpg.doExport(_props.keyId);
gpg_waitForFinished(&gpg);
gpg_keyStoreLog(gpg.readDiagnosticText());
if (!gpg.success())
return QByteArray();
return gpg.read();
} else
return cacheExportBinary;
}
ConvertResult MyPGPKeyContext::fromBinary(const QByteArray &a)
{
GpgOp::Key key;
bool sec = false;
// temporary keyrings
QString pubname, secname;
QTemporaryFile pubtmp(QDir::tempPath() + QLatin1String("/qca_gnupg_tmp.XXXXXX.gpg"));
if (!pubtmp.open())
return ErrorDecode;
QTemporaryFile sectmp(QDir::tempPath() + QLatin1String("/qca_gnupg_tmp.XXXXXX.gpg"));
if (!sectmp.open())
return ErrorDecode;
pubname = pubtmp.fileName();
secname = sectmp.fileName();
// we turn off autoRemove so that we can close the files
// without them getting deleted
pubtmp.setAutoRemove(false);
sectmp.setAutoRemove(false);
pubtmp.close();
sectmp.close();
// import key into temporary keyring
GpgOp gpg(find_bin());
gpg.setKeyrings(pubname, secname);
gpg.doImport(a);
gpg_waitForFinished(&gpg);
gpg_keyStoreLog(gpg.readDiagnosticText());
// comment this out. apparently gpg will report failure for
// an import if there are trust issues, even though the
// key actually did get imported
/*if(!gpg.success())
{
cleanup_temp_keyring(pubname);
cleanup_temp_keyring(secname);
return ErrorDecode;
}*/
// now extract the key from gpg like normal
// is it a public key?
gpg.doPublicKeys();
gpg_waitForFinished(&gpg);
gpg_keyStoreLog(gpg.readDiagnosticText());
if (!gpg.success()) {
cleanup_temp_keyring(pubname);
cleanup_temp_keyring(secname);
return ErrorDecode;
}
const GpgOp::KeyList pubkeys = gpg.keys();
if (!pubkeys.isEmpty()) {
key = pubkeys.first();
} else {
// is it a secret key?
gpg.doSecretKeys();
gpg_waitForFinished(&gpg);
gpg_keyStoreLog(gpg.readDiagnosticText());
if (!gpg.success()) {
cleanup_temp_keyring(pubname);
cleanup_temp_keyring(secname);
return ErrorDecode;
}
const GpgOp::KeyList seckeys = gpg.keys();
if (!seckeys.isEmpty()) {
key = seckeys.first();
sec = true;
} else {
// no keys found
cleanup_temp_keyring(pubname);
cleanup_temp_keyring(secname);
return ErrorDecode;
}
}
// export binary/ascii and cache
gpg.setAsciiFormat(false);
gpg.doExport(key.keyItems.first().id);
gpg_waitForFinished(&gpg);
gpg_keyStoreLog(gpg.readDiagnosticText());
if (!gpg.success()) {
cleanup_temp_keyring(pubname);
cleanup_temp_keyring(secname);
return ErrorDecode;
}
cacheExportBinary = gpg.read();
gpg.setAsciiFormat(true);
gpg.doExport(key.keyItems.first().id);
gpg_waitForFinished(&gpg);
gpg_keyStoreLog(gpg.readDiagnosticText());
if (!gpg.success()) {
cleanup_temp_keyring(pubname);
cleanup_temp_keyring(secname);
return ErrorDecode;
}
cacheExportAscii = QString::fromLocal8Bit(gpg.read());
// all done
cleanup_temp_keyring(pubname);
cleanup_temp_keyring(secname);
set(key, sec, false, false);
return ConvertGood;
}
QString MyPGPKeyContext::toAscii() const
{
if (_props.inKeyring) {
GpgOp gpg(find_bin());
gpg.setAsciiFormat(true);
gpg.doExport(_props.keyId);
gpg_waitForFinished(&gpg);
gpg_keyStoreLog(gpg.readDiagnosticText());
if (!gpg.success())
return QString();
return QString::fromLocal8Bit(gpg.read());
} else {
return cacheExportAscii;
}
}
ConvertResult MyPGPKeyContext::fromAscii(const QString &s)
{
// GnuPG does ascii/binary detection for imports, so for
// simplicity we consider an ascii import to just be a
// binary import that happens to be comprised of ascii
return fromBinary(s.toLocal8Bit());
}
void MyPGPKeyContext::set(const GpgOp::Key &i, bool isSecret, bool inKeyring, bool isTrusted)
{
const GpgOp::KeyItem &ki = i.keyItems.first();
_props.keyId = ki.id;
_props.userIds = i.userIds;
_props.isSecret = isSecret;
_props.creationDate = ki.creationDate;
_props.expirationDate = ki.expirationDate;
_props.fingerprint = ki.fingerprint.toLower();
_props.inKeyring = inKeyring;
_props.isTrusted = isTrusted;
}
void MyPGPKeyContext::cleanup_temp_keyring(const QString &name)
{
QFile::remove(name);
QFile::remove(name + QLatin1Char('~')); // remove possible backup file
}
} // end namespace gpgQCAPlugin
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