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****************************************************************************/

#include "qvcard30writer_p.h"
#include "versitutils_p.h"
#include "qversitdefs.h"
#include "qmobilityglobal.h"

QTM_BEGIN_NAMESPACE

/*! Constructs a writer. */
QVCard30Writer::QVCard30Writer()
    : QVersitWriterPrivate(QByteArray("VCARD"),QByteArray("3.0"))
{
    mPropertyNameMappings.insert(
        QString::fromAscii("X-NICKNAME"),QString::fromAscii("NICKNAME"));
    mPropertyNameMappings.insert(
        QString::fromAscii("X-IMPP"),QString::fromAscii("IMPP"));
}

/*! Destroys a writer. */
QVCard30Writer::~QVCard30Writer()
{
}

/*!
 * Encodes the \a property to text. 
 */
QByteArray QVCard30Writer::encodeVersitProperty(const QVersitProperty& property)
{
    QVersitProperty modifiedProperty(property);
    QString name = mPropertyNameMappings.value(property.name(),property.name());
    modifiedProperty.setName(name);
    QByteArray encodedProperty(encodeGroupsAndName(modifiedProperty));
    encodedProperty.append(encodeParameters(modifiedProperty.parameters()));
    encodedProperty.append(":");
    QByteArray value(modifiedProperty.value());
    if (modifiedProperty.name() == QString::fromAscii("AGENT")) {
        QVersitDocument embeddedDocument = modifiedProperty.embeddedDocument();
        value = encodeVersitDocument(embeddedDocument);
        VersitUtils::backSlashEscape(value);
    }    
    encodedProperty.append(value);
    encodedProperty.append("\r\n");

    return encodedProperty;
}

/*!
 * Encodes the \a parameters to text.
 */
QByteArray QVCard30Writer::encodeParameters(
    const QMultiHash<QString,QString>& parameters) const
{
    QByteArray encodedParameters;
    QList<QString> names = parameters.uniqueKeys();
    foreach (QString nameString, names) {
        encodedParameters.append(";");
        QByteArray name = nameString.toAscii();
        VersitUtils::backSlashEscape(name);
        encodedParameters.append(name);
        encodedParameters.append("=");
        QStringList values = parameters.values(nameString);
        for (int i=0; i<values.size(); i++) {
            if (i > 0)
                encodedParameters.append(",");
            QByteArray value = values.at(i).toAscii();
            // QVersitContactExporterPrivate implementation may have added
            // base64 encoding parameter according to vCard 2.1.
            // Convert it to vCard 3.0 compatible.
            if (name == "ENCODING" && value == "BASE64")
                value = "B";
            VersitUtils::backSlashEscape(value);
            encodedParameters.append(value);
        }
    }

    return encodedParameters;
}

QTM_END_NAMESPACE