include/MUtils/UpdateChecker.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // MuldeR's Utilities for Qt
   3 // Copyright (C) 2004-2018 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This library is free software; you can redistribute it and/or
   6 // modify it under the terms of the GNU Lesser General Public
   7 // License as published by the Free Software Foundation; either
   8 // version 2.1 of the License, or (at your option) any later version.
   9 //
  10 // This library 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 GNU
  13 // Lesser General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU Lesser General Public
  16 // License along with this library; if not, write to the Free Software
  17 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  18 //
  19 // http://www.gnu.org/licenses/lgpl-2.1.txt
  20 //////////////////////////////////////////////////////////////////////////////////
  21
  22 #pragma once
  23
  24 //MUtils
  25 #include <MUtils/Global.h>
  26
  27 //Qt
  28 #include <QThread>
  29 #include <QDate>
  30
  31 class QUrl;
  32
  33 ///////////////////////////////////////////////////////////////////////////////
  34
  35 namespace MUtils
  36 {
  37         class MUTILS_API UpdateCheckerInfo
  38         {
  39                 friend class UpdateChecker;
  40
  41         public:
  42                 UpdateCheckerInfo(void);
  43                 void resetInfo(void);
  44                 bool isComplete(void);
  45
  46                 const quint32 &getBuildNo(void)          const { return m_buildNo;          }
  47                 const QDate   &getBuildDate(void)        const { return m_buildDate;        }
  48                 const QString &getDownloadSite(void)     const { return m_downloadSite;     }
  49                 const QString &getDownloadAddress(void)  const { return m_downloadAddress;  }
  50                 const QString &getDownloadFilename(void) const { return m_downloadFilename; }
  51                 const QString &getDownloadFilecode(void) const { return m_downloadFilecode; }
  52                 const QString &getDownloadChecksum(void) const { return m_downloadChecksum; }
  53
  54         private:
  55                 quint32 m_buildNo;
  56                 QDate m_buildDate;
  57                 QString m_downloadSite;
  58                 QString m_downloadAddress;
  59                 QString m_downloadFilename;
  60                 QString m_downloadFilecode;
  61                 QString m_downloadChecksum;
  62         };
  63
  64         // ----------------------------------------------------------------
  65
  66         class MUTILS_API UpdateChecker : public QThread
  67         {
  68                 Q_OBJECT
  69
  70         public:
  71                 enum
  72                 {
  73                         UpdateStatus_NotStartedYet             = 0,
  74                         UpdateStatus_CheckingConnection        = 1,
  75                         UpdateStatus_FetchingUpdates           = 2,
  76                         UpdateStatus_CompletedUpdateAvailable  = 3,
  77                         UpdateStatus_CompletedNoUpdates        = 4,
  78                         UpdateStatus_CompletedNewVersionOlder  = 5,
  79                         UpdateStatus_ErrorNoConnection         = 6,
  80                         UpdateStatus_ErrorConnectionTestFailed = 7,
  81                         UpdateStatus_ErrorFetchUpdateInfo      = 8,
  82                         UpdateStatus_CancelledByUser           = 9
  83                 }
  84                 update_status_t;
  85
  86                 UpdateChecker(const QString &binCurl, const QString &binGnuPG, const QString &binKeys, const QString &applicationId, const quint32 &installedBuildNo, const bool betaUpdates, const bool testMode = false);
  87                 ~UpdateChecker(void);
  88
  89                 const int  getUpdateStatus(void)             const { return m_status; }
  90                 const bool getSuccess(void)                  const { return m_success; };
  91                 const int  getMaximumProgress(void)          const { return m_maxProgress; };
  92                 const int  getCurrentProgress(void)          const { return m_progress; };
  93                 const UpdateCheckerInfo *getUpdateInfo(void) const { return m_updateInfo.data(); }
  94
  95                 bool cancel(void) { return m_cancelled.ref(); }
  96
  97         public slots:
  98                 void start(Priority = InheritPriority);
  99
 100         protected:
 101                 void run(void);
 102                 void checkForUpdates(void);
 103                 void testMirrorsList(void);
 104
 105         signals:
 106                 void statusChanged(const int status);
 107                 void progressChanged(const int progress);
 108                 void messageLogged(const QString &text);
 109
 110         private:
 111                 const int m_maxProgress;
 112                 QScopedPointer<UpdateCheckerInfo> m_updateInfo;
 113
 114                 const bool m_betaUpdates;
 115                 const bool m_testMode;
 116
 117                 const QString m_applicationId;
 118                 const quint32 m_installedBuildNo;
 119
 120                 const QString m_binaryCurl;
 121                 const QString m_binaryGnuPG;
 122                 const QString m_binaryKeys;
 123
 124                 const QScopedPointer<const QHash<QString, QString>> m_environment;
 125
 126                 QAtomicInt m_success;
 127                 QAtomicInt m_cancelled;
 128
 129                 int m_status;
 130                 int m_progress;
 131
 132                 inline void setStatus(const int status);
 133                 inline void setProgress(const int progress);
 134                 inline void log(const QString &str1, const QString &str2 = QString(), const QString &str3 = QString(), const QString &str4 = QString());
 135
 136                 bool getUpdateInfo(const QString &url, const QString &outFileVers, const QString &outFileSign);
 137                 bool tryContactHost(const QString &hostname, const int &timeoutMsec);
 138                 bool parseVersionInfo(const QString &file, UpdateCheckerInfo *updateInfo);
 139
 140                 bool getFile(const QUrl &url, const QString &outFile, const unsigned int maxRedir = 8U);
 141                 bool checkSignature(const QString &file, const QString &signature);
 142                 bool tryUpdateMirror(UpdateCheckerInfo *updateInfo, const QString &url, const bool &quick);
 143
 144                 bool execCurl(const QStringList &args, const QString &workingDir, const int timeout);
 145                 int execProcess(const QString &programFile, const QStringList &args, const QString &workingDir, const int timeout);
 146         };
 147 }