Mercurial > hg > easyhg-kdiff3
diff kdiff3/src/fileaccess.cpp @ 8:86d21651c8db
KDiff3 version 0.9.70
| author | joachim99 |
|---|---|
| date | Mon, 06 Oct 2003 18:50:45 +0000 |
| parents | |
| children | 59cf49d1fb90 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/kdiff3/src/fileaccess.cpp Mon Oct 06 18:50:45 2003 +0000 @@ -0,0 +1,1530 @@ +/*************************************************************************** + * Copyright (C) 2003 by Joachim Eibl * + * joachim.eibl@gmx.de * + * * + * 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 "fileaccess.h" +#include <iostream> +#include <kio/global.h> +#include <kmessagebox.h> +#include "optiondialog.h" +#include <qlayout.h> +#include <qlabel.h> +#include <qapplication.h> +#if QT_VERSION==230 +#else +#include <qeventloop.h> +#endif +#include "common.h" +#include <ktempfile.h> +#include <qdir.h> +#include <qregexp.h> +#include <qtextstream.h> +#include <vector> +#include <klocale.h> + +#include <sys/types.h> +#include <sys/stat.h> + +#ifdef _WIN32 +#include <sys/utime.h> +#include <io.h> +#else +#include <unistd.h> // Needed for creating symbolic links via symlink(). +#include <utime.h> +#endif + + +ProgressDialog* g_pProgressDialog; + + +FileAccess::FileAccess( const QString& name, bool bWantToWrite ) +{ + setFile( name, bWantToWrite ); +} + +FileAccess::FileAccess() +{ + m_bValidData = false; + m_size = 0; + m_creationTime = QDateTime(); + m_accessTime = QDateTime(); + m_modificationTime = QDateTime(); + m_bReadable = false; + m_bWritable = false; + m_bExecutable = false; + m_bLocal = false; + m_bHidden = false; + m_bExists = false; + m_bFile = false; + m_bDir = false; + m_bSymLink = false; +} + +FileAccess::~FileAccess() +{ + if( !m_localCopy.isEmpty() ) + { + removeFile( m_localCopy ); + } +} + +void FileAccess::setFile( const QString& name, bool bWantToWrite ) +{ + m_url = KURL::fromPathOrURL( name ); + m_bValidData = false; + + m_size = 0; + m_creationTime = QDateTime(); + m_accessTime = QDateTime(); + m_modificationTime = QDateTime(); + m_bReadable = false; + m_bWritable = false; + m_bExecutable = false; + m_bHidden = false; + m_bExists = false; + m_bFile = false; + m_bDir = false; + m_bSymLink = false; + m_linkTarget = ""; + m_fileType = -1; + + // Note: Checking if the filename-string is empty is necessary for Win95/98/ME. + // The isFile() / isDir() queries would cause the program to crash. + // (This is a Win95-bug which has been corrected only in WinNT/2000/XP.) + if ( !name.isEmpty() ) + { + if ( m_url.isLocalFile() || !m_url.isValid() ) // assuming that malformed means relative + { + QString localName = name; + if ( m_url.isLocalFile() && name.left(5).lower()=="file:" ) + { + localName = m_url.path(); // I want the path without preceding "file:" + } + QFileInfo fi( localName ); + m_bReadable = fi.isReadable(); + m_bWritable = fi.isWritable(); + m_bExecutable = fi.isExecutable(); +#if QT_VERSION==230 + m_creationTime = fi.lastModified(); + m_bHidden = false; +#else + m_creationTime = fi.created(); + m_bHidden = fi.isHidden(); +#endif + m_modificationTime = fi.lastModified(); + m_accessTime = fi.lastRead(); + m_size = fi.size(); + m_bSymLink = fi.isSymLink(); + m_bFile = fi.isFile(); + m_bDir = fi.isDir(); + m_bExists = fi.exists(); + m_name = fi.fileName(); + m_path = fi.filePath(); + m_absFilePath= fi.absFilePath(); + if ( m_bSymLink ) m_linkTarget = fi.readLink(); + m_bLocal = true; + m_bValidData = true; + if ( ! m_url.isValid() ) + { + m_url.setPath( m_absFilePath ); + } + } + else + { + m_absFilePath = name; + m_name = m_url.fileName(); + m_bLocal = false; + + FileAccessJobHandler jh( this ); // A friend, which writes to the parameters of this class! + jh.stat(2/*all details*/, bWantToWrite); // returns bSuccess, ignored + + m_path = name; + } + } +} + +void FileAccess::addPath( const QString& txt ) +{ + m_url.addPath( txt ); + setFile( m_url.url() ); // reinitialise +} + +/* Filetype: + S_IFMT 0170000 bitmask for the file type bitfields + S_IFSOCK 0140000 socket + S_IFLNK 0120000 symbolic link + S_IFREG 0100000 regular file + S_IFBLK 0060000 block device + S_IFDIR 0040000 directory + S_IFCHR 0020000 character device + S_IFIFO 0010000 fifo + S_ISUID 0004000 set UID bit + S_ISGID 0002000 set GID bit (see below) + S_ISVTX 0001000 sticky bit (see below) + + Access: + S_IRWXU 00700 mask for file owner permissions + S_IRUSR 00400 owner has read permission + S_IWUSR 00200 owner has write permission + S_IXUSR 00100 owner has execute permission + S_IRWXG 00070 mask for group permissions + S_IRGRP 00040 group has read permission + S_IWGRP 00020 group has write permission + S_IXGRP 00010 group has execute permission + S_IRWXO 00007 mask for permissions for others (not in group) + S_IROTH 00004 others have read permission + S_IWOTH 00002 others have write permisson + S_IXOTH 00001 others have execute permission +*/ + +void FileAccess::setUdsEntry( const KIO::UDSEntry& e ) +{ +#ifndef KREPLACEMENTS_H + KIO::UDSEntry::const_iterator ei; + long acc = 0; + long fileType = 0; + for( ei=e.begin(); ei!=e.end(); ++ei ) + { + const KIO::UDSAtom& a = *ei; + switch( a.m_uds ) + { + case KIO::UDS_SIZE : m_size = a.m_long; break; + case KIO::UDS_USER : m_user = a.m_str; break; + case KIO::UDS_GROUP : m_group = a.m_str; break; + case KIO::UDS_NAME : m_path = a.m_str; break; // During listDir the relative path is given here. + case KIO::UDS_MODIFICATION_TIME : m_modificationTime.setTime_t( a.m_long ); break; + case KIO::UDS_ACCESS_TIME : m_accessTime.setTime_t( a.m_long ); break; + case KIO::UDS_CREATION_TIME : m_creationTime.setTime_t( a.m_long ); break; + case KIO::UDS_LINK_DEST : m_linkTarget = a.m_str; break; + case KIO::UDS_ACCESS : + { + acc = a.m_long; + m_bReadable = (acc & S_IRUSR)!=0; + m_bWritable = (acc & S_IWUSR)!=0; + m_bExecutable = (acc & S_IXUSR)!=0; + break; + } + case KIO::UDS_FILE_TYPE : + { + fileType = a.m_long; + m_bDir = ( fileType & S_IFMT ) == S_IFDIR; + m_bFile = ( fileType & S_IFMT ) == S_IFREG; + m_bSymLink = ( fileType & S_IFMT ) == S_IFLNK; + m_bExists = fileType != 0; + m_fileType = fileType; + break; + } + + case KIO::UDS_URL : // m_url = KURL( a.str ); + break; + case KIO::UDS_MIME_TYPE : break; + case KIO::UDS_GUESSED_MIME_TYPE : break; + case KIO::UDS_XML_PROPERTIES : break; + default: break; + } + } + + m_bExists = acc!=0 || fileType!=0; + + m_bLocal = false; + m_bValidData = true; + m_bSymLink = !m_linkTarget.isEmpty(); + if ( m_name.isEmpty() ) + { + int pos = m_path.findRev('/') + 1; + m_name = m_path.mid( pos ); + } + m_bHidden = m_name[0]=='.'; +#endif +} + + +bool FileAccess::isValid() const { return m_bValidData; } +bool FileAccess::isFile() const { return m_bFile; } +bool FileAccess::isDir() const { return m_bDir; } +bool FileAccess::isSymLink() const { return m_bSymLink; } +bool FileAccess::exists() const { return m_bExists; } +long FileAccess::size() const { return m_size; } +KURL FileAccess::url() const { return m_url; } +bool FileAccess::isLocal() const { return m_bLocal; } +bool FileAccess::isReadable() const { return m_bReadable; } +bool FileAccess::isWritable() const { return m_bWritable; } +bool FileAccess::isExecutable() const { return m_bExecutable; } +bool FileAccess::isHidden() const { return m_bHidden; } +QString FileAccess::readLink() const { return m_linkTarget; } +QString FileAccess::absFilePath() const{ return m_absFilePath; } // Full abs path +QString FileAccess::fileName() const { return m_name; } // Just the name-part of the path, without parent directories +QString FileAccess::filePath() const { return m_path; } // The path-string that was used during construction +QString FileAccess::prettyAbsPath() const { return isLocal() ? m_absFilePath : m_url.prettyURL(); } + +QDateTime FileAccess::created() const +{ + return ( m_creationTime.isValid() ? m_creationTime : m_modificationTime ); +} + +QDateTime FileAccess::lastModified() const +{ + return m_modificationTime; +} + +QDateTime FileAccess::lastRead() const +{ + return ( m_accessTime.isValid() ? m_accessTime : m_modificationTime ); +} + +static bool interruptableReadFile( QFile& f, void* pDestBuffer, unsigned long maxLength ) +{ + const unsigned long maxChunkSize = 100000; + unsigned long i=0; + while( i<maxLength ) + { + unsigned long nextLength = min2( maxLength-i, maxChunkSize ); + unsigned long reallyRead = f.readBlock( (char*)pDestBuffer+i, nextLength ); + if ( reallyRead != nextLength ) + { + return false; + } + i+=reallyRead; + + g_pProgressDialog->setSubCurrent( double(i)/maxLength ); + if ( g_pProgressDialog->wasCancelled() ) return false; + } + return true; +} + +bool FileAccess::readFile( void* pDestBuffer, unsigned long maxLength ) +{ + if ( !m_localCopy.isEmpty() ) + { + QFile f( m_localCopy ); + if ( f.open( IO_ReadOnly ) ) + return interruptableReadFile(f, pDestBuffer, maxLength);// maxLength == f.readBlock( (char*)pDestBuffer, maxLength ); + } + else if (m_bLocal) + { + QFile f( filePath() ); + + if ( f.open( IO_ReadOnly ) ) + return interruptableReadFile(f, pDestBuffer, maxLength); //maxLength == f.readBlock( (char*)pDestBuffer, maxLength ); + } + else + { + FileAccessJobHandler jh( this ); + return jh.get( pDestBuffer, maxLength ); + } + return false; +} + +bool FileAccess::writeFile( void* pSrcBuffer, unsigned long length ) +{ + if (m_bLocal) + { + QFile f( filePath() ); + if ( f.open( IO_WriteOnly ) ) + { + const unsigned long maxChunkSize = 100000; + unsigned long i=0; + while( i<length ) + { + unsigned long nextLength = min2( length-i, maxChunkSize ); + unsigned long reallyWritten = f.writeBlock( (char*)pSrcBuffer+i, nextLength ); + if ( reallyWritten != nextLength ) + { + return false; + } + i+=reallyWritten; + + g_pProgressDialog->setSubCurrent( double(i)/length ); + if ( g_pProgressDialog->wasCancelled() ) return false; + } + return true; + } + } + else + { + FileAccessJobHandler jh( this ); + return jh.put( pSrcBuffer, length, true /*overwrite*/ ); + } + return false; +} + +bool FileAccess::copyFile( const QString& dest ) +{ + FileAccessJobHandler jh( this ); + return jh.copyFile( dest ); // Handles local and remote copying. +} + +bool FileAccess::rename( const QString& dest ) +{ + FileAccessJobHandler jh( this ); + return jh.rename( dest ); +} + +bool FileAccess::removeFile() +{ + if ( isLocal() ) + { + return QDir().remove( absFilePath() ); + } + else + { + FileAccessJobHandler jh( this ); + return jh.removeFile( absFilePath() ); + } +} + +bool FileAccess::removeFile( const QString& name ) // static +{ + return FileAccess(name).removeFile(); +} + +bool FileAccess::listDir( t_DirectoryList* pDirList, bool bRecursive, bool bFindHidden, + const QString& filePattern, const QString& fileAntiPattern, const QString& dirAntiPattern, + bool bFollowDirLinks, bool bUseCvsIgnore ) +{ + FileAccessJobHandler jh( this ); + return jh.listDir( pDirList, bRecursive, bFindHidden, filePattern, fileAntiPattern, + dirAntiPattern, bFollowDirLinks, bUseCvsIgnore ); +} + +QString FileAccess::tempFileName() +{ + #ifdef KREPLACEMENTS_H + + QString fileName; + #ifdef _WIN32 + QString tmpDir = getenv("TEMP"); + for(int i=0; ;++i) + { + // short filenames for WIN98 because for system() the command must not exceed 120 characters. + fileName = tmpDir + "/" + QString::number(i); + if ( ! FileAccess::exists(fileName) ) + break; + } + #else + QString tmpDir = "/tmp"; + for(int i=0; ;++i) + { + fileName = tmpDir + "/kdiff3_" + QString::number(i) +".tmp"; + if ( ! FileAccess::exists(fileName) ) + break; + } + #endif + + return QDir::convertSeparators(fileName); + + #else // using KDE + + KTempFile tmpFile; + tmpFile.setAutoDelete( true ); // We only want the name. Delete the precreated file immediately. + return tmpFile.name(); + + #endif +} + +bool FileAccess::makeDir( const QString& dirName ) +{ + FileAccessJobHandler fh(0); + return fh.mkDir( dirName ); +} + +bool FileAccess::removeDir( const QString& dirName ) +{ + FileAccessJobHandler fh(0); + return fh.rmDir( dirName ); +} + +bool FileAccess::symLink( const QString& linkTarget, const QString& linkLocation ) +{ + return 0==::symlink( linkTarget.ascii(), linkLocation.ascii() ); + //FileAccessJobHandler fh(0); + //return fh.symLink( linkTarget, linkLocation ); +} + +bool FileAccess::exists( const QString& name ) +{ + FileAccess fa( name ); + return fa.exists(); +} + +// If the size couldn't be determined by stat() then the file is copied to a local temp file. +long FileAccess::sizeForReading() +{ + if ( m_size == 0 && !isLocal() ) + { + // Size couldn't be determined. Copy the file to a local temp place. + QString localCopy = tempFileName(); + bool bSuccess = copyFile( localCopy ); + if ( bSuccess ) + { + QFileInfo fi( localCopy ); + m_size = fi.size(); + m_localCopy = localCopy; + return m_size; + } + else + { + return 0; + } + } + else + return m_size; +} + +QString FileAccess::getStatusText() +{ + return m_statusText; +} + +QString FileAccess::cleanDirPath( const QString& path ) // static +{ + KURL url(path); + if ( url.isLocalFile() || ! url.isValid() ) + { + return QDir().cleanDirPath( path ); + } + else + { + return path; + } +} + +bool FileAccess::createBackup( const QString& bakExtension ) +{ + if ( exists() ) + { + // First rename the existing file to the bak-file. If a bak-file file exists, delete that. + QString bakName = absFilePath() + bakExtension; + FileAccess bakFile( bakName, true /*bWantToWrite*/ ); + if ( bakFile.exists() ) + { + bool bSuccess = bakFile.removeFile(); + if ( !bSuccess ) + { + m_statusText = i18n("While trying to make a backup, deleting an older backup failed. \nFilename: ") + bakName; + return false; + } + } + bool bSuccess = rename( bakName ); + if (!bSuccess) + { + m_statusText = i18n("While trying to make a backup, renaming failed. \nFilenames: ") + + absFilePath() + " -> " + bakName; + return false; + } + } + return true; +} + +FileAccessJobHandler::FileAccessJobHandler( FileAccess* pFileAccess ) +{ + m_pFileAccess = pFileAccess; + m_bSuccess = false; +} + +bool FileAccessJobHandler::stat( int detail, bool bWantToWrite ) +{ + m_bSuccess = false; + m_pFileAccess->m_statusText = QString(); + KIO::StatJob* pStatJob = KIO::stat( m_pFileAccess->m_url, ! bWantToWrite, detail, false ); + + connect( pStatJob, SIGNAL(result(KIO::Job*)), this, SLOT(slotStatResult(KIO::Job*))); + + g_pProgressDialog->enterEventLoop(); + + return m_bSuccess; +} + +void FileAccessJobHandler::slotStatResult(KIO::Job* pJob) +{ + if ( pJob->error() ) + { + //pJob->showErrorDialog(g_pProgressDialog); + m_pFileAccess->m_bExists = false; + m_bSuccess = true; + } + else + { + m_bSuccess = true; + + m_pFileAccess->m_bValidData = true; + const KIO::UDSEntry e = static_cast<KIO::StatJob*>(pJob)->statResult(); + + m_pFileAccess->setUdsEntry( e ); + } + + g_pProgressDialog->exitEventLoop(); +} + + +bool FileAccessJobHandler::get(void* pDestBuffer, long maxLength ) +{ + if ( maxLength>0 ) + { + KIO::TransferJob* pJob = KIO::get( m_pFileAccess->m_url, false /*reload*/, false ); + m_transferredBytes = 0; + m_pTransferBuffer = (char*)pDestBuffer; + m_maxLength = maxLength; + m_bSuccess = false; + m_pFileAccess->m_statusText = QString(); + + connect( pJob, SIGNAL(result(KIO::Job*)), this, SLOT(slotSimpleJobResult(KIO::Job*))); + connect( pJob, SIGNAL(data(KIO::Job*,const QByteArray &)), this, SLOT(slotGetData(KIO::Job*, const QByteArray&))); + connect( pJob, SIGNAL(percent(KIO::Job*,unsigned long)), this, SLOT(slotPercent(KIO::Job*, unsigned long))); + + g_pProgressDialog->enterEventLoop(); + return m_bSuccess; + } + else + return true; +} + +void FileAccessJobHandler::slotGetData( KIO::Job* pJob, const QByteArray& newData ) +{ + if ( pJob->error() ) + { + pJob->showErrorDialog(g_pProgressDialog); + } + else + { + long length = min2( long(newData.size()), m_maxLength - m_transferredBytes ); + ::memcpy( m_pTransferBuffer + m_transferredBytes, newData.data(), newData.size() ); + m_transferredBytes += length; + } +} + +bool FileAccessJobHandler::put(void* pSrcBuffer, long maxLength, bool bOverwrite, bool bResume, int permissions ) +{ + if ( maxLength>0 ) + { + KIO::TransferJob* pJob = KIO::put( m_pFileAccess->m_url, permissions, bOverwrite, bResume, false ); + m_transferredBytes = 0; + m_pTransferBuffer = (char*)pSrcBuffer; + m_maxLength = maxLength; + m_bSuccess = false; + m_pFileAccess->m_statusText = QString(); + + connect( pJob, SIGNAL(result(KIO::Job*)), this, SLOT(slotPutJobResult(KIO::Job*))); + connect( pJob, SIGNAL(dataReq(KIO::Job*, QByteArray&)), this, SLOT(slotPutData(KIO::Job*, QByteArray&))); + connect( pJob, SIGNAL(percent(KIO::Job*,unsigned long)), this, SLOT(slotPercent(KIO::Job*, unsigned long))); + + g_pProgressDialog->enterEventLoop(); + return m_bSuccess; + } + else + return true; +} + +void FileAccessJobHandler::slotPutData( KIO::Job* pJob, QByteArray& data ) +{ + if ( pJob->error() ) + { + pJob->showErrorDialog(g_pProgressDialog); + } + else + { + long maxChunkSize = 100000; + long length = min2( maxChunkSize, m_maxLength - m_transferredBytes ); + bool bSuccess = data.resize( length ); + if ( bSuccess ) + { + if ( length>0 ) + { + ::memcpy( data.data(), m_pTransferBuffer + m_transferredBytes, data.size() ); + m_transferredBytes += length; + } + } + else + { + KMessageBox::error( g_pProgressDialog, i18n("Out of memory") ); + data.resize(0); + m_bSuccess = false; + } + } +} + +void FileAccessJobHandler::slotPutJobResult(KIO::Job* pJob) +{ + if ( pJob->error() ) + { + pJob->showErrorDialog(g_pProgressDialog); + } + else + { + m_bSuccess = (m_transferredBytes == m_maxLength); // Special success condition + } + g_pProgressDialog->exitEventLoop(); // Close the dialog, return from exec() +} + +bool FileAccessJobHandler::mkDir( const QString& dirName ) +{ + KURL dirURL = KURL::fromPathOrURL( dirName ); + if ( dirName.isEmpty() ) + return false; + else if ( dirURL.isLocalFile() ) + { + return QDir().mkdir( dirURL.path() ); + } + else + { + m_bSuccess = false; + KIO::SimpleJob* pJob = KIO::mkdir( dirURL ); + connect( pJob, SIGNAL(result(KIO::Job*)), this, SLOT(slotSimpleJobResult(KIO::Job*))); + + g_pProgressDialog->enterEventLoop(); + return m_bSuccess; + } +} + +bool FileAccessJobHandler::rmDir( const QString& dirName ) +{ + KURL dirURL = KURL::fromPathOrURL( dirName ); + if ( dirName.isEmpty() ) + return false; + else if ( dirURL.isLocalFile() ) + { + return QDir().rmdir( dirURL.path() ); + } + else + { + m_bSuccess = false; + KIO::SimpleJob* pJob = KIO::rmdir( dirURL ); + connect( pJob, SIGNAL(result(KIO::Job*)), this, SLOT(slotSimpleJobResult(KIO::Job*))); + + g_pProgressDialog->enterEventLoop(); + return m_bSuccess; + } +} + +bool FileAccessJobHandler::removeFile( const QString& fileName ) +{ + if ( fileName.isEmpty() ) + return false; + else + { + m_bSuccess = false; + KIO::SimpleJob* pJob = KIO::file_delete( fileName, false ); + connect( pJob, SIGNAL(result(KIO::Job*)), this, SLOT(slotSimpleJobResult(KIO::Job*))); + + g_pProgressDialog->enterEventLoop(); + return m_bSuccess; + } +} + +bool FileAccessJobHandler::symLink( const QString& linkTarget, const QString& linkLocation ) +{ + if ( linkTarget.isEmpty() || linkLocation.isEmpty() ) + return false; + else + { + m_bSuccess = false; + KIO::CopyJob* pJob = KIO::link( linkTarget, linkLocation, false ); + connect( pJob, SIGNAL(result(KIO::Job*)), this, SLOT(slotSimpleJobResult(KIO::Job*))); + + g_pProgressDialog->enterEventLoop(); + return m_bSuccess; + } +} + +bool FileAccessJobHandler::rename( const QString& dest ) +{ + KURL kurl = KURL::fromPathOrURL( dest ); + if ( dest.isEmpty() ) + return false; + else if ( m_pFileAccess->isLocal() && kurl.isLocalFile() ) + { + return QDir().rename( m_pFileAccess->absFilePath(), kurl.path() ); + } + else + { + bool bOverwrite = false; + bool bResume = false; + bool bShowProgress = false; + int permissions=-1; + m_bSuccess = false; + KIO::FileCopyJob* pJob = KIO::file_move( m_pFileAccess->m_url, kurl.url(), permissions, bOverwrite, bResume, bShowProgress ); + connect( pJob, SIGNAL(result(KIO::Job*)), this, SLOT(slotSimpleJobResult(KIO::Job*))); + connect( pJob, SIGNAL(percent(KIO::Job*,unsigned long)), this, SLOT(slotPercent(KIO::Job*, unsigned long))); + + g_pProgressDialog->enterEventLoop(); + return m_bSuccess; + } +} + +void FileAccessJobHandler::slotSimpleJobResult(KIO::Job* pJob) +{ + if ( pJob->error() ) + { + pJob->showErrorDialog(g_pProgressDialog); + } + else + { + m_bSuccess = true; + } + g_pProgressDialog->exitEventLoop(); // Close the dialog, return from exec() +} + + +// Copy local or remote files. +bool FileAccessJobHandler::copyFile( const QString& dest ) +{ + KURL destUrl = KURL::fromPathOrURL( dest ); + m_pFileAccess->m_statusText = QString(); + if ( ! m_pFileAccess->isLocal() || ! destUrl.isLocalFile() ) // if either url is nonlocal + { + bool bOverwrite = false; + bool bResume = false; + bool bShowProgress = false; + int permissions = (m_pFileAccess->isExecutable()?0111:0)+(m_pFileAccess->isWritable()?0222:0)+(m_pFileAccess->isReadable()?0444:0); + m_bSuccess = false; + KIO::FileCopyJob* pJob = KIO::file_copy ( m_pFileAccess->m_url, destUrl.url(), permissions, bOverwrite, bResume, bShowProgress ); + connect( pJob, SIGNAL(result(KIO::Job*)), this, SLOT(slotSimpleJobResult(KIO::Job*))); + connect( pJob, SIGNAL(percent(KIO::Job*,unsigned long)), this, SLOT(slotPercent(KIO::Job*, unsigned long))); + g_pProgressDialog->enterEventLoop(); + + return m_bSuccess; + // Note that the KIO-slave preserves the original date, if this is supported. + } + + // Both files are local: + QString srcName = m_pFileAccess->absFilePath(); + QString destName = dest; + QFile srcFile( srcName ); + QFile destFile( destName ); + bool bReadSuccess = srcFile.open( IO_ReadOnly ); + if ( bReadSuccess == false ) + { + m_pFileAccess->m_statusText = "Error during file copy operation: Opening file for reading failed. Filename: " + srcName; + return false; + } + bool bWriteSuccess = destFile.open( IO_WriteOnly ); + if ( bWriteSuccess == false ) + { + m_pFileAccess->m_statusText = "Error during file copy operation: Opening file for writing failed. Filename: " + destName; + return false; + } + +#if QT_VERSION==230 + typedef long Q_LONG; +#endif + std::vector<char> buffer(100000); + Q_LONG bufSize = buffer.size(); + Q_LONG srcSize = srcFile.size(); + while ( srcSize > 0 ) + { + Q_LONG readSize = srcFile.readBlock( &buffer[0], min2( srcSize, bufSize ) ); + if ( readSize==-1 ) + { + m_pFileAccess->m_statusText = "Error during file copy operation: Reading failed. Filename: "+srcName; + return false; + } + srcSize -= readSize; + while ( readSize > 0 ) + { + Q_LONG writeSize = destFile.writeBlock( &buffer[0], readSize ); + if ( writeSize==-1 ) + { + m_pFileAccess->m_statusText = "Error during file copy operation: Writing failed. Filename: "+destName; + return false; + } + readSize -= writeSize; + } + destFile.flush(); + } + srcFile.close(); + destFile.close(); + + // Update the times of the destFile +#ifdef _WIN32 + struct _stat srcFileStatus; + int statResult = ::_stat( srcName.ascii(), &srcFileStatus ); + if (statResult==0) + { + _utimbuf destTimes; + destTimes.actime = srcFileStatus.st_atime;/* time of last access */ + destTimes.modtime = srcFileStatus.st_mtime;/* time of last modification */ + + _utime ( destName.ascii(), &destTimes ); + _chmod ( destName.ascii(), srcFileStatus.st_mode ); + } +#else + struct stat srcFileStatus; + int statResult = ::stat( srcName.ascii(), &srcFileStatus ); + if (statResult==0) + { + utimbuf destTimes; + destTimes.actime = srcFileStatus.st_atime;/* time of last access */ + destTimes.modtime = srcFileStatus.st_mtime;/* time of last modification */ + + utime ( destName.ascii(), &destTimes ); + chmod ( destName.ascii(), srcFileStatus.st_mode ); + } +#endif + return true; +} + +static bool wildcardMultiMatch( const QString& wildcard, const QString& testString, bool bCaseSensitive ) +{ + QStringList sl = QStringList::split( ";", wildcard ); + + for ( QStringList::Iterator it = sl.begin(); it != sl.end(); ++it ) + { + QRegExp pattern( *it, bCaseSensitive, true /*wildcard mode*/); +#if QT_VERSION==230 + int len=0; + if ( pattern.match( testString, 0, &len )!=-1 && len==testString.length()) + return true; +#else + if ( pattern.exactMatch( testString ) ) + return true; +#endif + } + + return false; +} + + +// class CvsIgnoreList from Cervisia cvsdir.cpp +// Copyright (C) 1999-2002 Bernd Gehrmann <bernd@mail.berlios.de> +// with elements from class StringMatcher +// Copyright (c) 2003 André Wöbbeking <Woebbeking@web.de> +// Modifications for KDiff3 by Joachim Eibl +class CvsIgnoreList +{ +public: + CvsIgnoreList(){} + void init(FileAccess& dir, bool bUseLocalCvsIgnore ); + bool matches(const QString& fileName) const; + +private: + void addEntriesFromString(const QString& str); + void addEntriesFromFile(const QString& name); + void addEntry(const QString& entry); + + QStringList m_exactPatterns; + QStringList m_startPatterns; + QStringList m_endPatterns; + QStringList m_generalPatterns; +}; + + +void CvsIgnoreList::init( FileAccess& dir, bool bUseLocalCvsIgnore ) +{ + static const char *ignorestr = ". .. core RCSLOG tags TAGS RCS SCCS .make.state " + ".nse_depinfo #* .#* cvslog.* ,* CVS CVS.adm .del-* *.a *.olb *.o *.obj " + "*.so *.Z *~ *.old *.elc *.ln *.bak *.BAK *.orig *.rej *.exe _$* *$"; + + addEntriesFromString(QString::fromLatin1(ignorestr)); + addEntriesFromFile(QDir::homeDirPath() + "/.cvsignore"); + addEntriesFromString(QString::fromLocal8Bit(::getenv("CVSIGNORE"))); + + if (bUseLocalCvsIgnore) + { + FileAccess file(dir); + file.addPath( ".cvsignore" ); + int size = file.exists() ? file.sizeForReading() : 0; + if ( size>0 ) + { + char* buf=new char[size]; + if (buf!=0) + { + file.readFile( buf, size ); + int pos1 = 0; + for ( int pos = 0; pos<=size; ++pos ) + { + if( pos==size || buf[pos]==' ' || buf[pos]=='\t' || buf[pos]=='\n' || buf[pos]=='\r' ) + { + if (pos>pos1) + { + QCString entry( &buf[pos1], pos-pos1+1 ); + addEntry( entry ); + } + pos1=pos+1; + } + } + delete buf; + } + } + } +} + + +void CvsIgnoreList::addEntriesFromString(const QString& str) +{ + int posLast(0); + int pos; + while ((pos = str.find(' ', posLast)) >= 0) + { + if (pos > posLast) + addEntry(str.mid(posLast, pos - posLast)); + posLast = pos + 1; + } + + if (posLast < static_cast<int>(str.length())) + addEntry(str.mid(posLast)); +} + + +void CvsIgnoreList::addEntriesFromFile(const QString &name) +{ + QFile file(name); + + if( file.open(IO_ReadOnly) ) + { + QTextStream stream(&file); + while( !stream.eof() ) + { + addEntriesFromString(stream.readLine()); + } + } +} + +void CvsIgnoreList::addEntry(const QString& pattern) +{ + if (pattern != QChar('!')) + { + if (pattern.isEmpty()) return; + + // The general match is general but slow. + // Special tests for '*' and '?' at the beginning or end of a pattern + // allow fast checks. + + // Count number of '*' and '?' + unsigned int nofMetaCharacters = 0; + + const QChar* pos; + pos = pattern.unicode(); + const QChar* posEnd; + posEnd=pos + pattern.length(); + while (pos < posEnd) + { + if( *pos==QChar('*') || *pos==QChar('?') ) ++nofMetaCharacters; + ++pos; + } + + if ( nofMetaCharacters==0 ) + { + m_exactPatterns.append(pattern); + } + else if ( nofMetaCharacters==1 ) + { + if ( pattern.constref(0) == QChar('*') ) + { + m_endPatterns.append( pattern.right( pattern.length() - 1) ); + } + else if (pattern.constref(pattern.length() - 1) == QChar('*')) + { + m_startPatterns.append( pattern.left( pattern.length() - 1) ); + } + else + { + m_generalPatterns.append(pattern.local8Bit()); + } + } + else + { + m_generalPatterns.append(pattern.local8Bit()); + } + } + else + { + m_exactPatterns.clear(); + m_startPatterns.clear(); + m_endPatterns.clear(); + m_generalPatterns.clear(); + } +} + +bool CvsIgnoreList::matches(const QString& text) const +{ + if (m_exactPatterns.find(text) != m_exactPatterns.end()) + { + return true; + } + + QStringList::ConstIterator it; + QStringList::ConstIterator itEnd; + for ( it=m_startPatterns.begin(), itEnd=m_startPatterns.end(); it != itEnd; ++it) + { + if (text.startsWith(*it)) + { + return true; + } + } + + for ( it = m_endPatterns.begin(), itEnd=m_endPatterns.end(); it != itEnd; ++it) + { + if (text.mid( text.length() - (*it).length() )==*it) //(text.endsWith(*it)) + { + return true; + } + } + + /* + for (QValueList<QCString>::const_iterator it(m_generalPatterns.begin()), + itEnd(m_generalPatterns.end()); + it != itEnd; ++it) + { + if (::fnmatch(*it, text.local8Bit(), FNM_PATHNAME) == 0) + { + return true; + } + } + */ + + + for ( it = m_generalPatterns.begin(); it != m_generalPatterns.end(); ++it ) + { + QRegExp pattern( *it, true /*CaseSensitive*/, true /*wildcard mode*/); +#if QT_VERSION==230 + int len=0; + if ( pattern.match( text, 0, &len )!=-1 && len==text.length()) + return true; +#else + if ( pattern.exactMatch( text ) ) + return true; +#endif + } + + return false; +} + +static QString nicePath( const QFileInfo& fi ) +{ + QString fp = fi.filePath(); + if ( fp.length()>2 && fp[0] == '.' && fp[1] == '/' ) + { + return fp.mid(2); + } + return fp; +} + +static bool cvsIgnoreExists( t_DirectoryList* pDirList ) +{ + t_DirectoryList::iterator i; + for( i = pDirList->begin(); i!=pDirList->end(); ++i ) + { + if ( i->fileName()==".cvsignore" ) + return true; + } + return false; +} + +bool FileAccessJobHandler::listDir( t_DirectoryList* pDirList, bool bRecursive, bool bFindHidden, const QString& filePattern, + const QString& fileAntiPattern, const QString& dirAntiPattern, bool bFollowDirLinks, bool bUseCvsIgnore ) +{ + m_pDirList = pDirList; + m_pDirList->clear(); + m_bFindHidden = bFindHidden; + m_bRecursive = bRecursive; + m_bFollowDirLinks = bFollowDirLinks; // Only relevant if bRecursive==true. + m_fileAntiPattern = fileAntiPattern; + m_filePattern = filePattern; + m_dirAntiPattern = dirAntiPattern; + + if ( g_pProgressDialog->wasCancelled() ) + return true; // Cancelled is not an error. + + g_pProgressDialog->setSubInformation( i18n("Reading directory: ") + m_pFileAccess->absFilePath(), 0, false ); + + if( m_pFileAccess->isLocal() ) + { + m_bSuccess = QDir::setCurrent( m_pFileAccess->absFilePath() ); + if ( m_bSuccess ) + { + m_bSuccess = true; + QDir dir( "." ); + + dir.setSorting( QDir::Name | QDir::DirsFirst ); + dir.setFilter( QDir::Files | QDir::Dirs | QDir::Hidden ); + dir.setMatchAllDirs( true ); + + const QFileInfoList *fiList = dir.entryInfoList(); + if ( fiList == 0 ) + { + // No Permission to read directory or other error. + m_bSuccess = false; + } + else + { + QFileInfoListIterator it( *fiList ); // create list iterator + for ( ; it.current() != 0; ++it ) // for each file... + { + QFileInfo* fi = it.current(); + if ( fi->fileName() == "." || fi->fileName()==".." ) + continue; + + pDirList->push_back( FileAccess( nicePath(*fi) ) ); + } + } + } + } + else + { + bool bShowProgress = false; + + KIO::ListJob* pListJob=0; + pListJob = KIO::listDir( m_pFileAccess->m_url, bShowProgress, true /*bFindHidden*/ ); + + m_bSuccess = false; + if ( pListJob!=0 ) + { + connect( pListJob, SIGNAL( entries( KIO::Job *, const KIO::UDSEntryList& ) ), + this, SLOT( slotListDirProcessNewEntries( KIO::Job *, const KIO::UDSEntryList& )) ); + connect( pListJob, SIGNAL( result( KIO::Job* )), + this, SLOT( slotSimpleJobResult(KIO::Job*) ) ); + + connect( pListJob, SIGNAL( infoMessage(KIO::Job*, const QString&)), + this, SLOT( slotListDirInfoMessage(KIO::Job*, const QString&) )); + + // This line makes the transfer via fish unreliable.:-( + //connect( pListJob, SIGNAL(percent(KIO::Job*,unsigned long)), this, SLOT(slotPercent(KIO::Job*, unsigned long))); + + g_pProgressDialog->enterEventLoop(); + } + } + + CvsIgnoreList cvsIgnoreList; + if ( bUseCvsIgnore ) + { + cvsIgnoreList.init( *m_pFileAccess, cvsIgnoreExists(pDirList) ); + } + + // Now remove all entries that don't match: + t_DirectoryList::iterator i; + for( i = pDirList->begin(); i!=pDirList->end(); ) + { + t_DirectoryList::iterator i2=i; + ++i2; + QString fn = i->fileName(); + if ( (!bFindHidden && i->isHidden() ) + || + (i->isFile() && + ( !wildcardMultiMatch( filePattern, i->fileName(), true ) || + wildcardMultiMatch( fileAntiPattern, i->fileName(), true ) ) ) + || + (i->isDir() && wildcardMultiMatch( dirAntiPattern, i->fileName(), true ) ) + || + cvsIgnoreList.matches(i->fileName()) + ) + { + // Remove it + pDirList->erase( i ); + i = i2; + } + else + { + ++i; + } + } + + if ( bRecursive ) + { + t_DirectoryList subDirsList; + + t_DirectoryList::iterator i; + for( i = m_pDirList->begin(); i!=m_pDirList->end(); ++i ) + { + if ( i->isDir() && (!i->isSymLink() || m_bFollowDirLinks)) + { + t_DirectoryList dirList; + i->listDir( &dirList, bRecursive, bFindHidden, + filePattern, fileAntiPattern, dirAntiPattern, bFollowDirLinks, bUseCvsIgnore ); + + t_DirectoryList::iterator j; + for( j = dirList.begin(); j!=dirList.end(); ++j ) + { + j->m_path = i->fileName() + "/" + j->m_path; + } + + // append data onto the main list + subDirsList.splice( subDirsList.end(), dirList ); + } + } + + m_pDirList->splice( m_pDirList->end(), subDirsList ); + } + + return m_bSuccess; +} + + +// Return value false means that the directory or some subdirectories +// were not readable. Probably because of missing permissions. +bool FileAccessJobHandler::scanLocalDirectory( const QString& dirName, t_DirectoryList* pDirList ) +{ + bool bSuccess = true; + QDir dir( dirName ); + g_pProgressDialog->setInformation( "Scanning directory: " + dirName, 0, false ); + + // First search subdirectorys + bool bHidden = m_bFindHidden; + dir.setSorting( QDir::Name | QDir::DirsFirst ); + dir.setFilter( QDir::Dirs | (bHidden ? QDir::Hidden : 0) ); + dir.setMatchAllDirs( true ); + + const QFileInfoList *fiList = dir.entryInfoList(); + if ( fiList == 0 ) + { + // No Permission to read directory or other error. + return false; + } + + QFileInfoListIterator it( *fiList ); // create list iterator + + for ( ; it.current() != 0; ++it ) // for each file... + { + if ( g_pProgressDialog->wasCancelled() ) + return true; + + QFileInfo *fi = it.current(); + if ( fi->isDir() ) + { + if ( fi->fileName() == "." || fi->fileName()==".." || + wildcardMultiMatch( m_dirAntiPattern, fi->fileName(), true/*case sensitive*/ ) ) + continue; + else + { + if ( m_bRecursive ) + if ( ! fi->isSymLink() || m_bFollowDirLinks ) + { + bool bLocalSuccess = scanLocalDirectory( fi->filePath(), pDirList ); + if ( ! bLocalSuccess ) + bSuccess = false; + } + } + } + } + + dir.setFilter( QDir::Files | QDir::Dirs | (bHidden ? QDir::Hidden : 0) ); + dir.setMatchAllDirs( true ); + dir.setNameFilter( m_filePattern ); + + fiList = dir.entryInfoList(); + it = *fiList; + + QString sizeString; + + for ( ; it.current() != 0; ++it ) // for each file... + { + QFileInfo* fi = it.current(); + + if ( fi->fileName() == "." || fi->fileName()==".." || + wildcardMultiMatch( fi->isDir() ? m_dirAntiPattern : m_fileAntiPattern, fi->fileName(), true/*case sensitive*/ ) ) + continue; + + pDirList->push_back( FileAccess( nicePath(*fi) ) ); + } + return bSuccess; +} + +void FileAccessJobHandler::slotListDirProcessNewEntries( KIO::Job *, const KIO::UDSEntryList& l ) +{ + KURL parentUrl( m_pFileAccess->m_absFilePath ); + + KIO::UDSEntryList::ConstIterator i; + for ( i=l.begin(); i!=l.end(); ++i ) + { + const KIO::UDSEntry& e = *i; + FileAccess fa; + fa.setUdsEntry( e ); + + if ( fa.filePath() != "." && fa.filePath() != ".." ) + { + fa.m_url = parentUrl; + fa.m_url.addPath( fa.filePath() ); + fa.m_absFilePath = fa.m_url.url(); + m_pDirList->push_back( fa ); + } + } +} + +void FileAccessJobHandler::slotListDirInfoMessage( KIO::Job*, const QString& msg ) +{ + g_pProgressDialog->setSubInformation( msg, 0 ); +} + +void FileAccessJobHandler::slotPercent( KIO::Job*, unsigned long percent ) +{ + g_pProgressDialog->setSubCurrent( percent/100.0 ); +} + + +ProgressDialog::ProgressDialog( QWidget* pParent ) +: QDialog( pParent, 0, true ) +{ + QVBoxLayout* layout = new QVBoxLayout(this); + + m_pInformation = new QLabel( " ", this ); + layout->addWidget( m_pInformation ); + + m_pProgressBar = new KProgress(1000, this); + layout->addWidget( m_pProgressBar ); + + m_pSubInformation = new QLabel( " ", this); + layout->addWidget( m_pSubInformation ); + + m_pSubProgressBar = new KProgress(1000, this); + layout->addWidget( m_pSubProgressBar ); + + m_dCurrent = 0.0; + m_dSubMax = 1.0; + m_dSubMin = 0.0; + m_dSubCurrent = 0.0; + resize( 400, 100 ); + m_t1.start(); + m_t2.start(); + m_bWasCancelled = false; +} + + +void ProgressDialog::setInformation(const QString& info, double dCurrent, bool bRedrawUpdate ) +{ + m_pInformation->setText( info ); + m_dCurrent = dCurrent; + m_dSubCurrent=0; + m_dSubMin = 0; + m_dSubMax = 1; + m_pSubInformation->setText(""); + recalc(bRedrawUpdate); +} + +void ProgressDialog::setInformation(const QString& info, bool bRedrawUpdate ) +{ + m_pInformation->setText( info ); + m_dSubCurrent = 0; + m_dSubMin = 0; + m_dSubMax = 1; + m_pSubInformation->setText(""); + recalc(bRedrawUpdate); +} + +void ProgressDialog::setMaximum( int maximum ) +{ + m_maximum = maximum; + m_dCurrent = 0; +} + +void ProgressDialog::step( bool bRedrawUpdate ) +{ + m_dCurrent += 1.0/m_maximum; + m_dSubCurrent=0; + recalc(bRedrawUpdate); +} + +void ProgressDialog::setSubInformation(const QString& info, double dSubCurrent, bool bRedrawUpdate ) +{ + m_pSubInformation->setText(info); + m_dSubCurrent = dSubCurrent; + recalc(bRedrawUpdate); +} + +void ProgressDialog::setSubCurrent( double dSubCurrent, bool bRedrawUpdate ) +{ + m_dSubCurrent = dSubCurrent; + recalc( bRedrawUpdate ); +} + + +void qt_enter_modal(QWidget*); +void qt_leave_modal(QWidget*); + +void ProgressDialog::enterEventLoop() +{ + // instead of using exec() the eventloop is entered and exited often without hiding/showing the window. +#if QT_VERSION==230 + //qApp->enter_loop(); +#else + qt_enter_modal(this); + qApp->eventLoop()->enterLoop(); + qt_leave_modal(this); +#endif +} + +void ProgressDialog::exitEventLoop() +{ +#if QT_VERSION==230 + //qApp->exit_loop(); +#else + qApp->eventLoop()->exitLoop(); +#endif +} + +void ProgressDialog::recalc( bool bUpdate ) +{ + if( (bUpdate && m_dSubCurrent == 0) || m_t1.elapsed()>200 ) + { + m_pProgressBar->setProgress( int( 1000.0 * m_dCurrent ) ); + m_pSubProgressBar->setProgress( int( 1000.0 * ( m_dSubCurrent * (m_dSubMax - m_dSubMin) + m_dSubMin ) ) ); + if ( !isVisible() ) show(); + qApp->processEvents(); + m_t1.restart(); + } +} + +void ProgressDialog::start() +{ + setInformation("",0, true); + setSubInformation("",0); + m_bWasCancelled = false; + m_t1.restart(); + m_t2.restart(); + show(); +} + +#include <qtimer.h> +void ProgressDialog::show() +{ +#if QT_VERSION==230 + QWidget::show(); +#else + QDialog::show(); +#endif +} + +void ProgressDialog::hide() +{ + // Calling QDialog::hide() directly doesn't always work. (?) + QTimer::singleShot( 100, this, SLOT(delayedHide()) ); +} + +void ProgressDialog::delayedHide() +{ + QDialog::hide(); +} + +void ProgressDialog::reject() +{ + m_bWasCancelled = true; + QDialog::reject(); +} + +bool ProgressDialog::wasCancelled() +{ + if( m_t2.elapsed()>100 ) + { + qApp->processEvents(); + m_t2.restart(); + } + return m_bWasCancelled; +} + +// The progressbar goes from 0 to 1 usually. +// By supplying a subrange transformation the subCurrent-values +// 0 to 1 will be transformed to dMin to dMax instead. +// Requirement: 0 < dMin < dMax < 1 +void ProgressDialog::setSubRangeTransformation( double dMin, double dMax ) +{ + m_dSubMin = dMin; + m_dSubMax = dMax; + m_dSubCurrent = 0; +} + + +#include "fileaccess.moc"