#include "xmlobj.h"

#include <QRegExp>

#include <QString>

// returns masked "<" ">" "&"

QString quotemeta(const QString &s)

{

	QString r=s;

    QRegExp  rx("&(?!amp;)");

    r.replace ( rx,"&");

    rx.setPattern( ">");

    r.replace ( rx,">");

    rx.setPattern( "<");

    r.replace ( rx,"<");

    rx.setPattern( "\"");

    r.replace ( rx,""");

    return r;

}

int XMLObj::actindent=0;		// make instance of actindent

XMLObj::XMLObj()

{

    indentwidth=4;

}

XMLObj::~XMLObj()

{

}

// returns <s at />

QString XMLObj::singleElement(QString s, QString at)

{

    return indent() + "<" + s +" " + at +" " + "/>\n";

}

// returns <s>

QString XMLObj::beginElement(QString s)

{

    return indent() + "<" + s + ">\n";

}

// returns <s at>

QString XMLObj::beginElement(QString s, QString at)

{

    return indent() + "<" + s + " " + at + ">\n";

}

// returns </s>

QString XMLObj::endElement(QString s)

{

    return indent() + "</" + s + ">\n";

}

// returns  at="val"

QString XMLObj::attribut(QString at, QString val)

{

    return " " + at + "=\"" + quotemeta (val) + "\""; 

}

// returns <s> val </s>

QString XMLObj::valueElement(QString el, QString val)

{

    return indent() + "<" + el + ">" + quotemeta(val) + "</" +el + ">\n";

}

// returns <s at> val </s>

QString XMLObj::valueElement(QString el, QString val, QString at)

{

    return indent() + "<" + el + " " + at + ">" + quotemeta(val) + "</" +el + ">\n";

}

void XMLObj::incIndent()

{

    actindent++;

}	

void XMLObj::decIndent()

{

    actindent--;

    if (actindent<0) actindent=0;

}	

QString XMLObj::indent()

{

    QString s;

    int i;

    for (i=0; i<actindent*indentwidth; i++)

    {

		s= s + " ";

    }

    return s;

}