initial commit

third-party/JsonQt/lib/VariantToJson.cpp

@@ -0,0 +1,64 @@
+#include "VariantToJson.h"
+
+namespace JsonQt
+{
+	QString VariantToJson::parse(const QVariantMap& data)
+	{
+		QStringList members;
+		for(QVariantMap::ConstIterator it = data.begin(); it != data.end(); ++it)
+		{
+			members.append(QString("\"%1\": %2").arg(it.key()).arg(parseElement(it.value())));
+		}
+		return "{" + members.join(", ") + "}";
+	}
+	QString VariantToJson::parseElement(const QVariant& value)
+	{
+		switch(value.type())
+		{
+			case QVariant::Bool:
+				return value.toBool() ? "true" : "false";
+			case QVariant::Map:
+				return parse(value.toMap());
+			case QVariant::Int:
+				return QString::number(value.toInt());
+			case QVariant::LongLong:
+				return QString::number(value.toLongLong());
+			case QVariant::Double:
+				return QString::number(value.toDouble());
+			case QVariant::UInt:
+				return QString::number(value.toUInt());
+			case QVariant::ULongLong:
+				return QString::number(value.toULongLong());
+			case QVariant::List:
+				return parseList(value.toList());
+			case QVariant::String:
+				return QString("\"%1\"").arg(value.toString().replace("\\", "\\\\").replace("\"", "\\\""));
+			case QVariant::StringList:
+				return parseStringList(value.toStringList());
+			case QVariant::Invalid:
+				return "null";
+			default:
+				return QString();
+		}
+	}
+
+	QString VariantToJson::parseList(const QVariantList& list)
+	{
+		QStringList parts;
+		Q_FOREACH(QVariant variant, list)
+		{
+			parts.append(parseElement(variant));
+		}
+		return "[" + parts.join(", ") + "]";
+	}
+	
+	QString VariantToJson::parseStringList(const QStringList& stringList)
+	{
+		QVariantList variantList;
+		Q_FOREACH(const QString& string, stringList)
+		{
+			variantList.append(string);
+		}
+		return parseList(variantList);
+	}
+}