QByteArray VCardParser::createVCards( const VCard::List &list )
{
QByteArray text;
QByteArray textLine;
QString encodingType;
QStringList idents;
QStringList params;
QStringList values;
QStringList::ConstIterator identIt;
QStringList::Iterator paramIt;
QStringList::ConstIterator valueIt;
VCardLine::List lines;
VCardLine::List::ConstIterator lineIt;
VCard::List::ConstIterator cardIt;
bool hasEncoding;
text.reserve( list.size() * 300 ); // reserve memory to be more efficient
// iterate over the cards
VCard::List::ConstIterator listEnd( list.end() );
for ( cardIt = list.begin(); cardIt != listEnd; ++cardIt ) {
text.append( "BEGIN:VCARD\r\n" );
idents = ( *cardIt ).identifiers();
for ( identIt = idents.constBegin(); identIt != idents.constEnd(); ++identIt ) {
lines = ( *cardIt ).lines( ( *identIt ) );
// iterate over the lines
for ( lineIt = lines.constBegin(); lineIt != lines.constEnd(); ++lineIt ) {
QVariant val = ( *lineIt ).value();
if ( val.isValid() ) {
if ( ( *lineIt ).hasGroup() ) {
textLine = ( *lineIt ).group().toLatin1() + '.' + ( *lineIt ).identifier().toLatin1();
} else {
textLine = ( *lineIt ).identifier().toLatin1();
}
params = ( *lineIt ).parameterList();
hasEncoding = false;
if ( !params.isEmpty() ) { // we have parameters
for ( paramIt = params.begin(); paramIt != params.end(); ++paramIt ) {
if ( ( *paramIt ) == QLatin1String( "encoding" ) ) {
hasEncoding = true;
encodingType = ( *lineIt ).parameter( QLatin1String( "encoding" ) ).toLower();
}
values = ( *lineIt ).parameters( *paramIt );
for ( valueIt = values.constBegin(); valueIt != values.constEnd(); ++valueIt ) {
textLine.append( ';' + ( *paramIt ).toLatin1().toUpper() );
if ( !( *valueIt ).isEmpty() ) {
textLine.append( '=' + ( *valueIt ).toLatin1() );
}
}
}
}
QByteArray input, output;
// handle charset
if ( ( *lineIt ).parameterList().contains( QLatin1String( "charset" ) ) ) {
// have to convert the data
const QString value = ( *lineIt ).value().toString();
QTextCodec *codec = QTextCodec::codecForName(
( *lineIt ).parameter( QLatin1String( "charset" ) ).toLatin1() );
if ( codec ) {
input = codec->fromUnicode( value );
} else {
input = value.toUtf8();
}
} else if ( ( *lineIt ).value().type() == QVariant::ByteArray ) {
input = ( *lineIt ).value().toByteArray();
} else {
input = ( *lineIt ).value().toString().toUtf8();
}
// handle encoding
if ( hasEncoding ) { // have to encode the data
if ( encodingType == QLatin1String( "b" ) ) {
output = input.toBase64();
} else if ( encodingType == QLatin1String( "quoted-printable" ) ) {
KCodecs::quotedPrintableEncode( input, output, false );
}
} else {
output = input;
}
addEscapes( output, ( *lineIt ).identifier() == QLatin1String( "CATEGORIES" ) );
if ( !output.isEmpty() ) {
textLine.append( ':' + output );
if ( textLine.length() > FOLD_WIDTH ) { // we have to fold the line
for ( int i = 0; i <= ( textLine.length() / FOLD_WIDTH ); ++i ) {
text.append(
( i == 0 ? "" : " " ) + textLine.mid( i * FOLD_WIDTH, FOLD_WIDTH ) + "\r\n" );
}
} else {
text.append( textLine + "\r\n" );
}
}
}
}
}
text.append( "END:VCARD\r\n" );
text.append( "\r\n" );
}
return text;
}
QString VCardParser::createVCards( const VCard::List& list )
{
QString text;
QString textLine;
QString encodingType;
QStringList idents;
QStringList params;
QStringList values;
QStringList::ConstIterator identIt;
QStringList::Iterator paramIt;
QStringList::ConstIterator valueIt;
VCardLine::List lines;
VCardLine::List::ConstIterator lineIt;
VCard::List::ConstIterator cardIt;
bool hasEncoding;
text.reserve( list.size() * 300 ); // reserve memory to be more efficient
// iterate over the cards
VCard::List::ConstIterator listEnd( list.end() );
for ( cardIt = list.begin(); cardIt != listEnd; ++cardIt ) {
text.append( "BEGIN:VCARD\r\n" );
idents = (*cardIt).identifiers();
for ( identIt = idents.constBegin(); identIt != idents.constEnd(); ++identIt ) {
lines = (*cardIt).lines( (*identIt) );
// iterate over the lines
for ( lineIt = lines.constBegin(); lineIt != lines.constEnd(); ++lineIt ) {
if ( !(*lineIt).value().asString().isEmpty() ) {
if ( (*lineIt).hasGroup() )
textLine = (*lineIt).group() + "." + (*lineIt).identifier();
else
textLine = (*lineIt).identifier();
params = (*lineIt).parameterList();
hasEncoding = false;
if ( params.count() > 0 ) { // we have parameters
for ( paramIt = params.begin(); paramIt != params.end(); ++paramIt ) {
if ( (*paramIt) == "encoding" ) {
hasEncoding = true;
encodingType = (*lineIt).parameter( "encoding" ).lower();
}
values = (*lineIt).parameters( *paramIt );
for ( valueIt = values.constBegin(); valueIt != values.constEnd(); ++valueIt ) {
textLine.append( ";" + (*paramIt).upper() );
if ( !(*valueIt).isEmpty() )
textLine.append( "=" + (*valueIt) );
}
}
}
if ( hasEncoding ) { // have to encode the data
QByteArray input, output;
if ( encodingType == "b" ) {
input = (*lineIt).value().toByteArray();
KCodecs::base64Encode( input, output );
} else if ( encodingType == "quoted-printable" ) {
input = (*lineIt).value().toString().utf8();
input.resize( input.size() - 1 ); // strip \0
KCodecs::quotedPrintableEncode( input, output, false );
}
QString value( output );
addEscapes( value );
textLine.append( ":" + value );
} else {
QString value( (*lineIt).value().asString() );
addEscapes( value );
textLine.append( ":" + value );
}
if ( textLine.length() > FOLD_WIDTH ) { // we have to fold the line
for ( uint i = 0; i <= ( textLine.length() / FOLD_WIDTH ); ++i )
text.append( ( i == 0 ? "" : " " ) + textLine.mid( i * FOLD_WIDTH, FOLD_WIDTH ) + "\r\n" );
} else
text.append( textLine + "\r\n" );
}
}
}
text.append( "END:VCARD\r\n" );
text.append( "\r\n" );
}
return text;
}
