src/revisioncontrolplugin.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2009 by Peter Penz <peter.penz@gmx.at>                  *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #include "revisioncontrolplugin.h"
  21
  22 #include <kfileitem.h>
  23 #include <QDir>
  24 #include <QString>
  25 #include <QTextStream>
  26
  27 RevisionControlPlugin::RevisionControlPlugin()
  28 {
  29 }
  30
  31 RevisionControlPlugin::~RevisionControlPlugin()
  32 {
  33 }
  34
  35 // ----------------------------------------------------------------------------
  36
  37 SubversionPlugin::SubversionPlugin() :
  38     m_directory(),
  39     m_revisionInfoHash()
  40 {
  41 }
  42
  43 SubversionPlugin::~SubversionPlugin()
  44 {
  45 }
  46
  47 QString SubversionPlugin::fileName() const
  48 {
  49     return ".svn";
  50 }
  51
  52 bool SubversionPlugin::beginRetrieval(const QString& directory)
  53 {
  54     Q_ASSERT(directory.endsWith('/'));
  55     m_directory = directory;
  56     const QString path = directory + ".svn/text-base/";
  57
  58     QDir dir(path);
  59     const QFileInfoList fileInfoList = dir.entryInfoList();
  60     const int size = fileInfoList.size();
  61     QString fileName;
  62     for (int i = 0; i < size; ++i) {
  63         fileName = fileInfoList.at(i).fileName();
  64         // Remove the ".svn-base" postfix to be able to compare the filenames
  65         // in a fast way in SubversionPlugin::revisionState().
  66         fileName.chop(sizeof(".svn-base") / sizeof(char) - 1);
  67         if (!fileName.isEmpty()) {
  68             RevisionInfo info;
  69             info.size = fileInfoList.at(i).size();
  70             info.timeStamp = fileInfoList.at(i).lastModified();
  71             m_revisionInfoHash.insert(fileName, info);
  72         }
  73     }
  74     return size > 0;
  75 }
  76
  77 void SubversionPlugin::endRetrieval()
  78 {
  79 }
  80
  81 RevisionControlPlugin::RevisionState SubversionPlugin::revisionState(const KFileItem& item)
  82 {
  83     const QString name = item.name();
  84     if (item.isDir()) {
  85         QFile file(m_directory + name + "/.svn");
  86         if (file.open(QIODevice::ReadOnly)) {
  87             file.close();
  88             // TODO...
  89             return RevisionControlPlugin::LatestRevision;
  90         }
  91     } else if (m_revisionInfoHash.contains(name)) {
  92         const RevisionInfo info = m_revisionInfoHash.value(item.name());
  93         const QDateTime localTimeStamp = item.time(KFileItem::ModificationTime).dateTime();
  94         const QDateTime versionedTimeStamp = info.timeStamp;
  95
  96         if (localTimeStamp > versionedTimeStamp) {
  97             if (info.size != item.size()) {
  98                 return RevisionControlPlugin::EditingRevision;
  99             }
 100             // TODO: a comparison of the content is required
 101         } else if (localTimeStamp < versionedTimeStamp) {
 102             if (info.size != item.size()) {
 103                 return RevisionControlPlugin::UpdateRequiredRevision;
 104             }
 105             // TODO: a comparison of the content is required
 106         }
 107         return  RevisionControlPlugin::LatestRevision;
 108     }
 109
 110     return RevisionControlPlugin::LocalRevision;
 111 }