LCOV - code coverage report
Current view: top level - lang/qt/src - qgpgmeencryptjob.cpp (source / functions) Hit Total Coverage
Test: coverage.info Lines: 44 57 77.2 %
Date: 2016-11-29 15:07:43 Functions: 8 12 66.7 %

          Line data    Source code
       1             : /*
       2             :     qgpgmeencryptjob.cpp
       3             : 
       4             :     This file is part of qgpgme, the Qt API binding for gpgme
       5             :     Copyright (c) 2004,2007,2008 Klarälvdalens Datakonsult AB
       6             :     Copyright (c) 2016 Intevation GmbH
       7             : 
       8             :     QGpgME is free software; you can redistribute it and/or
       9             :     modify it under the terms of the GNU General Public License as
      10             :     published by the Free Software Foundation; either version 2 of the
      11             :     License, or (at your option) any later version.
      12             : 
      13             :     QGpgME is distributed in the hope that it will be useful,
      14             :     but WITHOUT ANY WARRANTY; without even the implied warranty of
      15             :     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      16             :     General Public License for more details.
      17             : 
      18             :     You should have received a copy of the GNU General Public License along
      19             :     with this program; if not, write to the Free Software Foundation, Inc.,
      20             :     51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
      21             : 
      22             :     In addition, as a special exception, the copyright holders give
      23             :     permission to link the code of this program with any edition of
      24             :     the Qt library by Trolltech AS, Norway (or with modified versions
      25             :     of Qt that use the same license as Qt), and distribute linked
      26             :     combinations including the two.  You must obey the GNU General
      27             :     Public License in all respects for all of the code used other than
      28             :     Qt.  If you modify this file, you may extend this exception to
      29             :     your version of the file, but you are not obligated to do so.  If
      30             :     you do not wish to do so, delete this exception statement from
      31             :     your version.
      32             : */
      33             : 
      34             : #ifdef HAVE_CONFIG_H
      35             :  #include "config.h"
      36             : #endif
      37             : 
      38             : #include "qgpgmeencryptjob.h"
      39             : 
      40             : #include "dataprovider.h"
      41             : 
      42             : #include "context.h"
      43             : #include "encryptionresult.h"
      44             : #include "data.h"
      45             : 
      46             : #include <QBuffer>
      47             : 
      48             : 
      49             : #include <cassert>
      50             : 
      51             : using namespace QGpgME;
      52             : using namespace GpgME;
      53             : 
      54           3 : QGpgMEEncryptJob::QGpgMEEncryptJob(Context *context)
      55             :     : mixin_type(context),
      56           3 :       mOutputIsBase64Encoded(false)
      57             : {
      58           3 :     lateInitialization();
      59           3 : }
      60             : 
      61           6 : QGpgMEEncryptJob::~QGpgMEEncryptJob() {}
      62             : 
      63           0 : void QGpgMEEncryptJob::setOutputIsBase64Encoded(bool on)
      64             : {
      65           0 :     mOutputIsBase64Encoded = on;
      66           0 : }
      67             : 
      68           3 : static QGpgMEEncryptJob::result_type encrypt(Context *ctx, QThread *thread,
      69             :         const std::vector<Key> &recipients,
      70             :         const std::weak_ptr<QIODevice> &plainText_,
      71             :         const std::weak_ptr<QIODevice> &cipherText_,
      72             :         const Context::EncryptionFlags eflags,
      73             :         bool outputIsBsse64Encoded)
      74             : {
      75             : 
      76           3 :     const std::shared_ptr<QIODevice> plainText = plainText_.lock();
      77           6 :     const std::shared_ptr<QIODevice> cipherText = cipherText_.lock();
      78             : 
      79           6 :     const _detail::ToThreadMover ctMover(cipherText, thread);
      80           6 :     const _detail::ToThreadMover ptMover(plainText,  thread);
      81             : 
      82           6 :     QGpgME::QIODeviceDataProvider in(plainText);
      83           6 :     const Data indata(&in);
      84             : 
      85           3 :     if (!cipherText) {
      86           2 :         QGpgME::QByteArrayDataProvider out;
      87           4 :         Data outdata(&out);
      88             : 
      89           2 :         if (outputIsBsse64Encoded) {
      90           0 :             outdata.setEncoding(Data::Base64Encoding);
      91             :         }
      92             : 
      93           4 :         const EncryptionResult res = ctx->encrypt(recipients, indata, outdata, eflags);
      94           4 :         Error ae;
      95           4 :         const QString log = _detail::audit_log_as_html(ctx, ae);
      96           4 :         return std::make_tuple(res, out.data(), log, ae);
      97             :     } else {
      98           1 :         QGpgME::QIODeviceDataProvider out(cipherText);
      99           2 :         Data outdata(&out);
     100             : 
     101           1 :         if (outputIsBsse64Encoded) {
     102           0 :             outdata.setEncoding(Data::Base64Encoding);
     103             :         }
     104             : 
     105           2 :         const EncryptionResult res = ctx->encrypt(recipients, indata, outdata, eflags);
     106           2 :         Error ae;
     107           2 :         const QString log = _detail::audit_log_as_html(ctx, ae);
     108           2 :         return std::make_tuple(res, QByteArray(), log, ae);
     109           3 :     }
     110             : 
     111             : }
     112             : 
     113           2 : static QGpgMEEncryptJob::result_type encrypt_qba(Context *ctx, const std::vector<Key> &recipients, const QByteArray &plainText, const Context::EncryptionFlags eflags, bool outputIsBsse64Encoded)
     114             : {
     115           2 :     const std::shared_ptr<QBuffer> buffer(new QBuffer);
     116           2 :     buffer->setData(plainText);
     117           2 :     if (!buffer->open(QIODevice::ReadOnly)) {
     118           0 :         assert(!"This should never happen: QBuffer::open() failed");
     119             :     }
     120           2 :     return encrypt(ctx, 0, recipients, buffer, std::shared_ptr<QIODevice>(), eflags, outputIsBsse64Encoded);
     121             : }
     122             : 
     123           0 : Error QGpgMEEncryptJob::start(const std::vector<Key> &recipients, const QByteArray &plainText, bool alwaysTrust)
     124             : {
     125             :     run(std::bind(&encrypt_qba, std::placeholders::_1, recipients, plainText,
     126           0 :                   alwaysTrust ? Context::AlwaysTrust : Context::None, mOutputIsBase64Encoded));
     127           0 :     return Error();
     128             : }
     129             : 
     130           1 : void QGpgMEEncryptJob::start(const std::vector<Key> &recipients, const std::shared_ptr<QIODevice> &plainText,
     131             :                              const std::shared_ptr<QIODevice> &cipherText, const Context::EncryptionFlags eflags)
     132             : {
     133             :     run(std::bind(&encrypt,
     134             :                     std::placeholders::_1, std::placeholders::_2,
     135             :                     recipients,
     136             :                     std::placeholders::_3, std::placeholders::_4,
     137             :                     eflags,
     138             :                     mOutputIsBase64Encoded),
     139           1 :         plainText, cipherText);
     140           1 : }
     141             : 
     142           2 : EncryptionResult QGpgMEEncryptJob::exec(const std::vector<Key> &recipients, const QByteArray &plainText,
     143             :                                         const Context::EncryptionFlags eflags, QByteArray &cipherText)
     144             : {
     145           2 :     const result_type r = encrypt_qba(context(), recipients, plainText, eflags, mOutputIsBase64Encoded);
     146           2 :     cipherText = std::get<1>(r);
     147           2 :     resultHook(r);
     148           2 :     return mResult;
     149             : }
     150             : 
     151           0 : void QGpgMEEncryptJob::start(const std::vector<Key> &recipients, const std::shared_ptr<QIODevice> &plainText, const std::shared_ptr<QIODevice> &cipherText, bool alwaysTrust)
     152             : {
     153           0 :     return start(recipients, plainText, cipherText, alwaysTrust ? Context::AlwaysTrust : Context::None);
     154             : }
     155             : 
     156           0 : EncryptionResult QGpgMEEncryptJob::exec(const std::vector<Key> &recipients, const QByteArray &plainText, bool alwaysTrust, QByteArray &cipherText)
     157             : {
     158           0 :     return exec(recipients, plainText, alwaysTrust ? Context::AlwaysTrust : Context::None, cipherText);
     159             : }
     160             : 
     161           3 : void QGpgMEEncryptJob::resultHook(const result_type &tuple)
     162             : {
     163           3 :     mResult = std::get<0>(tuple);
     164           3 : }
     165             : 
     166             : #if 0
     167             : void QGpgMEEncryptJob::showErrorDialog(QWidget *parent, const QString &caption) const
     168             : {
     169             :     if (mResult.error() && !mResult.error().isCanceled()) {
     170             :         MessageBox::error(parent, mResult, this, caption);
     171             :     }
     172             : }
     173             : #endif
     174             : #include "qgpgmeencryptjob.moc"

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