QString QDjangoCompiler::databaseColumn(const QString &name)
{
QDjangoMetaModel model = baseModel;
QString modelPath;
QString modelRef = referenceModel(QString(), &model);
QStringList bits = name.split(QLatin1String("__"));
while (bits.size() > 1) {
const QByteArray fk = bits.first().toLatin1();
QDjangoMetaModel foreignModel;
if (!model.foreignFields().contains(fk)) {
// this might be a reverse relation, so look for the model
// and if it exists continue
foreignModel = QDjango::metaModel(fk);
if (!foreignModel.isValid())
break;
reverseModelRefs[bits.first()] = foreignModel.primaryKey();
} else {
foreignModel = QDjango::metaModel(model.foreignFields()[fk]);
}
// store reference
if (!modelPath.isEmpty())
modelPath += QLatin1String("__");
modelPath += bits.first();
modelRef = referenceModel(modelPath, &foreignModel);
model = foreignModel;
bits.takeFirst();
}
const QDjangoMetaField field = model.localField(bits.join(QLatin1String("__")).toLatin1());
return modelRef + QLatin1Char('.') + driver->escapeIdentifier(field.column(), QSqlDriver::FieldName);
}
