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//=============================================================================
//
// File : XmlFunctions.cpp
// Creation date : Fri Aug 08 18:00:00 2008 GMT by Fabio Bas
//
// This file is part of the KVIrc irc client distribution
// Copyright (C) 2008 Fabio Bas (ctrlaltca at gmail dot com)
//
// 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 opinion) any later version.
//
// This program is distributed in the HOPE that it will be USEFUL,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, write to the Free Software Foundation,
// Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// Original Copyright follows:
//=============================================================================
/***************************************************************************
XmlFunctions.cpp - description
-------------------
begin : Sun Jul 24 2005
copyright : (C) 2005 by Diederik van der Boor
email : vdboor --at-- codingdomain.com
***************************************************************************/
#include "XmlFunctions.h"
#include <QStringList>
// Helper function, get a specific node
QDomNode XmlFunctions::getNode( const QDomNode &rootNode, const QString &path )
{
QStringList pathItems = path.split( "/", QString::SkipEmptyParts );
QDomNode childNode = rootNode.namedItem( pathItems[0] ); // can be a null node
int i = 1;
while( i < pathItems.count() )
{
if( childNode.isNull() )
{
break;
}
childNode = childNode.namedItem( pathItems[ i ] );
i++; // not using for loop so i is always correct for kdDebug() below.
}
if( childNode.isNull() ) {
qDebug() << "XmlFunctions::getNode() - notice: node '" << pathItems[ i - 1 ] << "'"
<< " does not exist (root=" << rootNode.nodeName() << " path=" << path << ")." << endl;
}
return childNode;
}
// Helper function, get the attribute text of a node
QString XmlFunctions::getNodeAttribute( const QDomNode &node, const QString &attribute )
{
// Writing this is not funny
return node.attributes().namedItem( attribute ).toAttr().value();
// node.toElement().attribute( attribute ); does not work for const nodes.
}
// Helper function, get a specific child node
QDomNode XmlFunctions::getNodeChildByKey( const QDomNodeList &childNodes, const QString &keyTagName, const QString &keyValue )
{
for( int i = 0; i < childNodes.count(); i++ )
{
// kdDebug() << "node " << childNodes.item(i).nodeName() << "/" << keyTagName
// << "=" << childNodes.item(i).namedItem(keyTagName).toElement().text() << " == " << keyValue << "?" << endl;
// If the node has an childname with a certain value... e.g. <childNodes> <item><name>value</name></item> .. </childNodes>
if( childNodes.item( i ).namedItem( keyTagName ).toElement().text() == keyValue)
{
// Return the node
return childNodes.item( i );
}
}
// Return a null node (is there a better way?)
return childNodes.item( childNodes.count() );
}
// Helper function, get the text value of a node
QString XmlFunctions::getNodeValue( const QDomNode &rootNode, const QString &path )
{
// Added code to avoid more assertion errors, and trace the cause.
if( rootNode.isNull() )
{
qWarning() << "XmlFunctions::getNodeValue: Attempted to request '" << path << "' on null root node." << endl;
return QString();
}
// Because writing node.namedItem("childItem").namedItem("child2").toElement().text() is not funny.
return getNode( rootNode, path ).toElement().text();
}
// Helper function, get the source XML of a node.
QString XmlFunctions::getSource( const QDomNode &node, int indent )
{
QString source;
QTextStream textStream( &source, QIODevice::WriteOnly );
node.save( textStream, indent );
return source;
}
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