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Diffstat (limited to 'kompare/libdiff2/cvsdiffparser.cpp')
| -rw-r--r-- | kompare/libdiff2/cvsdiffparser.cpp | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/kompare/libdiff2/cvsdiffparser.cpp b/kompare/libdiff2/cvsdiffparser.cpp new file mode 100644 index 00000000..d210eb66 --- /dev/null +++ b/kompare/libdiff2/cvsdiffparser.cpp @@ -0,0 +1,160 @@ +/************************************************************************** +** cvsdiffparser.cpp +** ----------------- +** begin : Sun Aug 4 15:05:35 2002 +** copyright : (C) 2002-2004 Otto Bruggeman +** email : otto.bruggeman@home.nl +** +***************************************************************************/ +/*************************************************************************** +** +** This program is free software; you can redistribute it and/or modify +** it under the terms of the GNU General Public License as published by +** the Free Software Foundation; either version 2 of the License, or +** ( at your option ) any later version. +** +***************************************************************************/ + +#include <qregexp.h> + +#include <kdebug.h> + +#include "cvsdiffparser.h" +#include "komparemodellist.h" + + +using namespace Diff2; + +CVSDiffParser::CVSDiffParser( const KompareModelList* list, const QStringList& diff ) : ParserBase( list, diff ) +{ + // The regexps needed for context cvs diff parsing, the rest is the same as in parserbase.cpp + // third capture in header1 is non optional for cvs diff, it is the revision + m_contextDiffHeader1.setPattern( "\\*\\*\\* ([^\\t]+)\\t([^\\t]+)\\t(.*)\\n" ); + m_contextDiffHeader2.setPattern( "--- ([^\\t]+)\\t([^\\t]+)(|\\t(.*))\\n" ); + + m_normalDiffHeader.setPattern( "Index: (.*)\\n" ); +} + +CVSDiffParser::~CVSDiffParser() +{ +} + +enum Kompare::Format CVSDiffParser::determineFormat() +{ +// kdDebug(8101) << "Determining the format of the CVSDiff" << endl; + + QRegExp normalRE ( "[0-9]+[0-9,]*[acd][0-9]+[0-9,]*" ); + QRegExp unifiedRE( "^--- [^\\t]+\\t" ); + QRegExp contextRE( "^\\*\\*\\* [^\\t]+\\t" ); + QRegExp rcsRE ( "^[acd][0-9]+ [0-9]+" ); + QRegExp edRE ( "^[0-9]+[0-9,]*[acd]" ); + + QStringList::ConstIterator it = m_diffLines.begin(); + + while( it != m_diffLines.end() ) + { + if( (*it).find( normalRE, 0 ) == 0 ) + { +// kdDebug(8101) << "Difflines are from a Normal diff..." << endl; + return Kompare::Normal; + } + else if( (*it).find( unifiedRE, 0 ) == 0 ) + { +// kdDebug(8101) << "Difflines are from a Unified diff..." << endl; + return Kompare::Unified; + } + else if( (*it).find( contextRE, 0 ) == 0 ) + { +// kdDebug(8101) << "Difflines are from a Context diff..." << endl; + return Kompare::Context; + } + else if( (*it).find( rcsRE, 0 ) == 0 ) + { +// kdDebug(8101) << "Difflines are from a RCS diff..." << endl; + return Kompare::RCS; + } + else if( (*it).find( edRE, 0 ) == 0 ) + { +// kdDebug(8101) << "Difflines are from an ED diff..." << endl; + return Kompare::Ed; + } + ++it; + } +// kdDebug(8101) << "Difflines are from an unknown diff..." << endl; + return Kompare::UnknownFormat; +} + +bool CVSDiffParser::parseNormalDiffHeader() +{ + kdDebug(8101) << "CVSDiffParser::parseNormalDiffHeader()" << endl; + bool result = false; + + QStringList::ConstIterator diffEnd = m_diffLines.end(); + + while ( m_diffIterator != diffEnd ) + { + if ( m_normalDiffHeader.exactMatch( *m_diffIterator ) ) + { + kdDebug(8101) << "Matched length Header = " << m_normalDiffHeader.matchedLength() << endl; + kdDebug(8101) << "Matched string Header = " << m_normalDiffHeader.cap( 0 ) << endl; + + m_currentModel = new DiffModel(); + QObject::connect( m_currentModel, SIGNAL( setModified( bool ) ), m_list, SLOT( slotSetModified( bool ) ) ); + m_currentModel->setSourceFile ( m_normalDiffHeader.cap( 1 ) ); + m_currentModel->setDestinationFile ( m_normalDiffHeader.cap( 1 ) ); + + result = true; + + ++m_diffIterator; + break; + } + else + { + kdDebug(8101) << "No match for: " << ( *m_diffIterator ) << endl; + } + ++m_diffIterator; + } + + if ( result == false ) + { + // Set this to the first line again and hope it is a single file diff + m_diffIterator = m_diffLines.begin(); + m_currentModel = new DiffModel(); + QObject::connect( m_currentModel, SIGNAL( setModified( bool ) ), m_list, SLOT( slotSetModified( bool ) ) ); + m_singleFileDiff = true; + } + + return result; +} + + +bool CVSDiffParser::parseEdDiffHeader() +{ + return false; +} + +bool CVSDiffParser::parseRCSDiffHeader() +{ + return false; +} + +bool CVSDiffParser::parseEdHunkHeader() +{ + return false; +} + +bool CVSDiffParser::parseRCSHunkHeader() +{ + return false; +} + +bool CVSDiffParser::parseEdHunkBody() +{ + return false; +} + +bool CVSDiffParser::parseRCSHunkBody() +{ + return false; +} + |