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106 lines
2.6 KiB
106 lines
2.6 KiB
15 years ago
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/*
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This file is part of KDE Schema Parser
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Copyright (c) 2005 Tobias Koenig <tokoe@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include <unistd.h>
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#include <qapplication.h>
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#include <qeventloop.h>
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#include <qfile.h>
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#include <kio/job.h>
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#include <ktempfile.h>
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#include "fileprovider.h"
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using namespace Schema;
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FileProvider::FileProvider()
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: QObject( 0 ), mBlocked( false )
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{
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}
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bool FileProvider::get( const QString &url, QString &target )
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{
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if ( !mFileName.isEmpty() )
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cleanUp();
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if ( target.isEmpty() ) {
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KTempFile tmpFile;
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target = tmpFile.name();
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mFileName = target;
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}
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mData.truncate( 0 );
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qDebug( "Downloading external schema '%s'", url.latin1() );
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KIO::TransferJob* job = KIO::get( KURL( url ), false, false );
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connect( job, SIGNAL( data( KIO::Job*, const QByteArray& ) ),
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this, SLOT( slotData( KIO::Job*, const QByteArray& ) ) );
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connect( job, SIGNAL( result( KIO::Job* ) ),
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this, SLOT( slotResult( KIO::Job* ) ) );
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mBlocked = true;
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while ( mBlocked ) {
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qApp->eventLoop()->processEvents( QEventLoop::ExcludeUserInput );
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usleep( 500 );
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}
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return true;
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}
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void FileProvider::cleanUp()
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{
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::unlink( QFile::encodeName( mFileName ) );
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mFileName = QString();
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}
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void FileProvider::slotData( KIO::Job*, const QByteArray &data )
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{
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unsigned int oldSize = mData.size();
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mData.resize( oldSize + data.size() );
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memcpy( mData.data() + oldSize, data.data(), data.size() );
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}
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void FileProvider::slotResult( KIO::Job *job )
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{
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if ( job->error() ) {
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qDebug( "%s", job->errorText().latin1() );
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return;
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}
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QFile file( mFileName );
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if ( !file.open( IO_WriteOnly ) ) {
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qDebug( "Unable to create temporary file" );
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return;
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}
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qDebug( "Download successful" );
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file.writeBlock( mData );
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file.close();
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mData.truncate( 0 );
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mBlocked = false;
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}
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#include "fileprovider.moc"
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