messageviewer/objecttreeparser_p.h

   1 /*  -*- mode: C++; c-file-style: "gnu" -*-
   2     objecttreeparser_p.h
   3
   4     This file is part of KMail, the KDE mail client.
   5     Copyright (C) 2009 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.net
   6     Copyright (c) 2009 Andras Mantia <andras@kdab.net>
   7
   8     KMail is free software; you can redistribute it and/or modify it
   9     under the terms of the GNU General Public License, version 2, as
  10     published by the Free Software Foundation.
  11
  12     KMail is distributed in the hope that it will be useful, but
  13     WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15     General Public License for more details.
  16
  17     You should have received a copy of the GNU General Public License
  18     along with this program; if not, write to the Free Software
  19     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  20
  21     In addition, as a special exception, the copyright holders give
  22     permission to link the code of this program with any edition of
  23     the Qt library by Trolltech AS, Norway (or with modified versions
  24     of Qt that use the same license as Qt), and distribute linked
  25     combinations including the two.  You must obey the GNU General
  26     Public License in all respects for all of the code used other than
  27     Qt.  If you modify this file, you may extend this exception to
  28     your version of the file, but you are not obligated to do so.  If
  29     you do not wish to do so, delete this exception statement from
  30     your version.
  31 */
  32
  33 #ifndef _MESSAGEVIEWER_OBJECTTREEPARSER_P_H_
  34 #define _MESSAGEVIEWER_OBJECTTREEPARSER_P_H_
  35
  36 #include <gpgme++/verificationresult.h>
  37 #include <gpgme++/decryptionresult.h>
  38 #include <gpgme++/key.h>
  39
  40 #include <QObject>
  41 #include <QString>
  42 #include <QPointer>
  43
  44 #include "interfaces/bodypart.h"
  45 #include "viewer.h"
  46
  47 namespace Kleo {
  48   class DecryptVerifyJob;
  49   class VerifyDetachedJob;
  50   class VerifyOpaqueJob;
  51   class KeyListJob;
  52 }
  53
  54 class QStringList;
  55
  56 namespace MessageViewer {
  57
  58 class CryptoBodyPartMemento
  59   : public QObject,
  60     public Interface::BodyPartMemento
  61 {
  62   Q_OBJECT
  63 public:
  64   CryptoBodyPartMemento();
  65   ~CryptoBodyPartMemento();
  66
  67   bool isRunning() const { return m_running; }
  68
  69   const QString & auditLogAsHtml() const { return m_auditLog; }
  70   GpgME::Error auditLogError() const { return m_auditLogError; }
  71
  72   void detach();
  73
  74 signals:
  75   void update(MessageViewer::Viewer::UpdateMode);
  76
  77 protected slots:
  78   void notify() {
  79     emit update(Viewer::Force);
  80   }
  81
  82 protected:
  83   void setAuditLog( const GpgME::Error & err, const QString & log );
  84   void setRunning( bool running );
  85
  86 private:
  87   bool m_running;
  88   QString m_auditLog;
  89   GpgME::Error m_auditLogError;
  90 };
  91
  92 class DecryptVerifyBodyPartMemento
  93   : public CryptoBodyPartMemento
  94 {
  95   Q_OBJECT
  96 public:
  97   DecryptVerifyBodyPartMemento( Kleo::DecryptVerifyJob * job, const QByteArray & cipherText );
  98   ~DecryptVerifyBodyPartMemento();
  99
 100   bool start();
 101   void exec();
 102
 103   const QByteArray & plainText() const { return m_plainText; }
 104   const GpgME::DecryptionResult & decryptResult() const { return m_dr; }
 105   const GpgME::VerificationResult & verifyResult() const { return m_vr; }
 106
 107 private slots:
 108   void slotResult( const GpgME::DecryptionResult & dr,
 109                     const GpgME::VerificationResult & vr,
 110                     const QByteArray & plainText );
 111
 112 private:
 113   void saveResult( const GpgME::DecryptionResult &,
 114                     const GpgME::VerificationResult &,
 115                     const QByteArray & );
 116 private:
 117   // input:
 118   const QByteArray m_cipherText;
 119   QPointer<Kleo::DecryptVerifyJob> m_job;
 120   // output:
 121   GpgME::DecryptionResult m_dr;
 122   GpgME::VerificationResult m_vr;
 123   QByteArray m_plainText;
 124 };
 125
 126
 127 class VerifyDetachedBodyPartMemento
 128   : public CryptoBodyPartMemento
 129 {
 130   Q_OBJECT
 131 public:
 132   VerifyDetachedBodyPartMemento( Kleo::VerifyDetachedJob * job,
 133                                   Kleo::KeyListJob * klj,
 134                                   const QByteArray & signature,
 135                                   const QByteArray & plainText );
 136   ~VerifyDetachedBodyPartMemento();
 137
 138   bool start();
 139   void exec();
 140
 141   const GpgME::VerificationResult & verifyResult() const { return m_vr; }
 142   const GpgME::Key & signingKey() const { return m_key; }
 143
 144 private slots:
 145   void slotResult( const GpgME::VerificationResult & vr );
 146   void slotKeyListJobDone();
 147   void slotNextKey( const GpgME::Key & );
 148
 149 private:
 150   void saveResult( const GpgME::VerificationResult & );
 151   bool canStartKeyListJob() const;
 152   QStringList keyListPattern() const;
 153   bool startKeyListJob();
 154 private:
 155   // input:
 156   const QByteArray m_signature;
 157   const QByteArray m_plainText;
 158   QPointer<Kleo::VerifyDetachedJob> m_job;
 159   QPointer<Kleo::KeyListJob> m_keylistjob;
 160   // output:
 161   GpgME::VerificationResult m_vr;
 162   GpgME::Key m_key;
 163 };
 164
 165
 166 class VerifyOpaqueBodyPartMemento
 167   : public CryptoBodyPartMemento
 168 {
 169   Q_OBJECT
 170 public:
 171   VerifyOpaqueBodyPartMemento( Kleo::VerifyOpaqueJob * job,
 172                                 Kleo::KeyListJob * klj,
 173                                 const QByteArray & signature );
 174   ~VerifyOpaqueBodyPartMemento();
 175
 176   bool start();
 177   void exec();
 178
 179   const QByteArray & plainText() const { return m_plainText; }
 180   const GpgME::VerificationResult & verifyResult() const { return m_vr; }
 181   const GpgME::Key & signingKey() const { return m_key; }
 182
 183 private slots:
 184   void slotResult( const GpgME::VerificationResult & vr,
 185                     const QByteArray & plainText );
 186   void slotKeyListJobDone();
 187   void slotNextKey( const GpgME::Key & );
 188
 189 private:
 190   void saveResult( const GpgME::VerificationResult &,
 191                     const QByteArray & );
 192   bool canStartKeyListJob() const;
 193   QStringList keyListPattern() const;
 194   bool startKeyListJob();
 195 private:
 196   // input:
 197   const QByteArray m_signature;
 198   QPointer<Kleo::VerifyOpaqueJob> m_job;
 199   QPointer<Kleo::KeyListJob> m_keylistjob;
 200   // output:
 201   GpgME::VerificationResult m_vr;
 202   QByteArray m_plainText;
 203   GpgME::Key m_key;
 204 };
 205
 206 }
 207
 208
 209 #endif // _KMAIL_OBJECTTREEPARSER_H_