updateinstaller.h
1 //------------------------------------------------------------------------------
2 // updateinstaller.h
3 //------------------------------------------------------------------------------
4 //
5 // This program is free software; you can redistribute it and/or
6 // modify it under the terms of the GNU General Public License
7 // as published by the Free Software Foundation; either version 2
8 // of the License, or (at your option) any later version.
9 //
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU General Public License for more details.
14 //
15 // You should have received a copy of the GNU General Public License
16 // along with this program; if not, write to the Free Software
17 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
18 // 02110-1301, USA.
19 //
20 //------------------------------------------------------------------------------
21 // Copyright (C) 2012 "Zalewa" <zalewapl@gmail.com>
22 //------------------------------------------------------------------------------
23 #ifndef DOOMSEEKER_UPDATER_UPDATEINSTALLER_H
24 #define DOOMSEEKER_UPDATER_UPDATEINSTALLER_H
25 
26 #include <QObject>
27 #include <QString>
28 
29 class UpdateInstaller : public QObject
30 {
31  Q_OBJECT
32 
33  public:
38  {
39  PEC_Ok,
40  PEC_UnableToReadUpdateScript = 1,
41  PEC_NoInstallationDirectorySpecified = 2,
42  PEC_UnableToDeterminePathOfUpdater = 3,
43  PEC_GeneralFailure = 10000
44  };
45 
46  enum ErrorCode
47  {
52  EC_UpdatePackageMissing,
53  EC_ProcessStartFailure
54  };
55 
56  static QString errorCodeToStr(ErrorCode code);
57  static QString processErrorCodeToStr(ProcessErrorCode code);
58 
59  UpdateInstaller(QObject* pParent = NULL);
60  ~UpdateInstaller();
61 
80 
81  private:
85  QString copyUpdaterExecutableToTemporarySpace();
86  QString getPercentEncodedCurrentProcessArgs();
87  bool startUpdaterProcess(const QString& packagesDir, const QString& scriptFilePath);
88 };
89 
90 #endif
ProcessErrorCode
"--update-failed" values.
ErrorCode startInstallation()
Starts update process.
Update started properly.