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#include "xmlrpc.h"
#include <QMap>
#include <QVariant>
#include <QDateTime>
#include <QStringList>
#include <QTextStream>
void XMLRPC::MessageBase::marshall( QXmlStreamWriter *writer, const QVariant &value ) const
{
writer->writeStartElement("value");
switch( value.type() )
{
case QVariant::Int:
case QVariant::UInt:
case QVariant::LongLong:
case QVariant::ULongLong:
writer->writeTextElement("i4", value.toString());
break;
case QVariant::Double:
writer->writeTextElement("double", value.toString());
break;
case QVariant::Bool:
writer->writeTextElement("boolean", (value.toBool()?"true":"false") );
break;
case QVariant::Date:
writer->writeTextElement("dateTime.iso8601", value.toDate().toString( Qt::ISODate ) );
break;
case QVariant::DateTime:
writer->writeTextElement("dateTime.iso8601", value.toDateTime().toString( Qt::ISODate ) );
break;
case QVariant::Time:
writer->writeTextElement("dateTime.iso8601", value.toTime().toString( Qt::ISODate ) );
break;
case QVariant::StringList:
case QVariant::List:
{
writer->writeStartElement("array");
writer->writeStartElement("data");
foreach( QVariant item, value.toList() )
marshall( writer, item );
writer->writeEndElement();
writer->writeEndElement();
break;
}
case QVariant::Map:
{
writer->writeStartElement("struct");
QMap<QString, QVariant> map = value.toMap();
QMap<QString, QVariant>::ConstIterator index = map.begin();
while( index != map.end() )
{
writer->writeStartElement("member");
writer->writeTextElement("name", index.key());
marshall( writer, *index );
writer->writeEndElement();
++index;
}
writer->writeEndElement();
break;
}
case QVariant::ByteArray:
{
writer->writeTextElement("base64", value.toByteArray().toBase64() );
break;
}
default:
{
if( value.canConvert(QVariant::String) )
{
writer->writeTextElement( "string", value.toString() );
}
break;
}
}
writer->writeEndElement();
}
bool XMLRPC::MessageBase::isValid() const
{
return m_valid;
}
QString XMLRPC::MessageBase::error() const
{
return m_message;
}
QVariant XMLRPC::MessageBase::demarshall( const QDomElement &elem ) const
{
if ( elem.tagName().toLower() != "value" )
{
m_valid = false;
m_message = "bad param value";
return QVariant();
}
if ( !elem.firstChild().isElement() )
{
return QVariant( elem.text() );
}
const QDomElement typeData = elem.firstChild().toElement();
const QString typeName = typeData.tagName().toLower();
if ( typeName == "string" )
return QVariant( typeData.text() );
else if (typeName == "int" || typeName == "i4" )
{
bool ok = false;
QVariant val( typeData.text().toInt( &ok ) );
if( ok )
return val;
m_message = "I was looking for an integer but data was courupt";
}
else if( typeName == "double" )
{
bool ok = false;
QVariant val( typeData.text().toDouble( &ok ) );
if( ok )
return val;
m_message = "I was looking for an double but data was courupt";
}
else if( typeName == "boolean" )
return QVariant( ( typeData.text().toLower() == "true" || typeData.text() == "1")?true:false );
else if( typeName == "datetime" || typeName == "dateTime.iso8601" )
return QVariant( QDateTime::fromString( typeData.text(), Qt::ISODate ) );
else if( typeName == "array" )
{
QList<QVariant> arr;
QDomNode valueNode = typeData.firstChild().firstChild();
while( !valueNode.isNull() && m_valid )
{
arr.append( demarshall( valueNode.toElement() ) );
valueNode = valueNode.nextSibling();
}
return QVariant( arr );
}
else if( typeName == "struct" )
{
QMap<QString,QVariant> stct;
QDomNode valueNode = typeData.firstChild();
while( !valueNode.isNull() && m_valid )
{
const QDomElement memberNode = valueNode.toElement().elementsByTagName("name").item(0).toElement();
const QDomElement dataNode = valueNode.toElement().elementsByTagName("value").item(0).toElement();
stct[ memberNode.text() ] = demarshall( dataNode );
valueNode = valueNode.nextSibling();
}
return QVariant(stct);
}
else if( typeName == "base64" )
{
QVariant returnVariant;
QByteArray dest;
QByteArray src = typeData.text().toLatin1();
dest = QByteArray::fromBase64( src );
QDataStream ds(&dest, QIODevice::ReadOnly);
ds.setVersion(QDataStream::Qt_4_0);
ds >> returnVariant;
if( returnVariant.isValid() )
return returnVariant;
else
return QVariant( dest );
}
setError(QString( "Cannot handle type %1").arg(typeName));
return QVariant();
}
void XMLRPC::MessageBase::setError( const QString & message ) const
{
m_valid = false;
m_message = message;
}
XMLRPC::MessageBase::MessageBase( ) : m_valid(true)
{
}
XMLRPC::MessageBase::~MessageBase( )
{
}
XMLRPC::RequestMessage::RequestMessage( const QByteArray &method, const QList<QVariant> &args )
: MessageBase()
{
m_method = method;
m_args = args;
}
XMLRPC::RequestMessage::RequestMessage( const QDomElement &element )
{
m_args.clear();
m_method.clear();
const QDomElement methodName = element.firstChildElement("methodName");
if( !methodName.isNull() )
{
m_method = methodName.text().toLatin1();
}
else
{
setError("Missing methodName property.");
return;
}
const QDomElement methodParams = element.firstChildElement("params");
if( !methodParams.isNull() )
{
QDomNode param = methodParams.firstChild();
while( !param.isNull() && isValid() )
{
m_args.append( demarshall( param.firstChild().toElement() ) );
param = param.nextSibling();
}
}
}
QList< QVariant > XMLRPC::RequestMessage::args() const
{
return m_args;
}
QByteArray XMLRPC::RequestMessage::method() const
{
return m_method;
}
void XMLRPC::RequestMessage::writeXml( QXmlStreamWriter *writer ) const
{
writer->writeStartElement("methodCall");
writer->writeTextElement("methodName", m_method );
if( !m_args.isEmpty() )
{
writer->writeStartElement("params");
foreach( QVariant arg, m_args)
{
writer->writeStartElement("param");
marshall( writer, arg );
writer->writeEndElement();
}
writer->writeEndElement();
}
writer->writeEndElement();
}
XMLRPC::ResponseMessage::ResponseMessage( const QList< QVariant > & theValue )
: MessageBase(), m_values(theValue)
{
}
XMLRPC::ResponseMessage::ResponseMessage( const QDomElement &element )
{
const QDomElement contents = element.firstChild().toElement();
if( contents.tagName().toLower() == "params")
{
QDomNode param = contents.firstChild();
while( !param.isNull() && isValid() )
{
m_values.append( demarshall( param.firstChild().toElement() ) );
param = param.nextSibling();
}
}
else if( contents.tagName().toLower() == "fault")
{
const QDomElement errElement = contents.firstChild().toElement();
const QVariant error = demarshall( errElement );
setError( QString("XMLRPC Fault %1: %2")
.arg(error.toMap()["faultCode"].toString() )
.arg(error.toMap()["faultString"].toString() ) );
}
else
{
setError("Bad XML response");
}
}
QList< QVariant > XMLRPC::ResponseMessage::values() const
{
return m_values;
}
void XMLRPC::ResponseMessage::writeXml( QXmlStreamWriter *writer ) const
{
writer->writeStartElement("methodResponse");
if( !m_values.isEmpty() )
{
writer->writeStartElement("params");
foreach( QVariant arg, m_values)
{
writer->writeStartElement("param");
marshall( writer, arg );
writer->writeEndElement();
}
writer->writeEndElement();
}
writer->writeEndElement();
}
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