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////////////////////////////////////////////////////////////////////////
// Copyright (c) Nehmulos 2011-2014
// This file is part of N0 Strain Serialization Library.
//
// N0Strain-Serialization-Library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// N0Strain-Serialization-Library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with N0Strain-Serialization-Library. If not, see https://gnu.org/licenses/lgpl-3.0
////////////////////////////////////////////////////////////////////////
#include "JsonWriter.h"
namespace nw
{
JsonWriter::JsonWriter(std::ostream& output) : MarkupWriter(output) {
}
JsonWriter::JsonWriter(const String filepath) : MarkupWriter(filepath) {
}
JsonWriter::~JsonWriter() {
if (!didWrite) {
this->close();
}
}
void JsonWriter::writeToOutput()
{
static_cast<JsonTag*>(motherTag)->writeAsJson(output);
}
void JsonWriter::describeArray(const String arrayName, const String elementsName, unsigned int size)
{
if(!arrayName.empty())
{
currentTag = static_cast<JsonTag*>(currentTag)->addJsonChild(arrayName, JsonType::Array);
}
MetaArray newArray;
newArray.nameOfArray = arrayName;
newArray.nameOfElements = elementsName;
newArray.size = size;
newArray.isValueArray = false;
openArrays.push(newArray);
}
bool JsonWriter::enterNextElement(unsigned int iterator)
{
if(!openArrays.empty() && openArrays.top().isValueArray)
{
if(iterator < openArrays.top().size)
{
describeName("");
return true;
}
openArrays.pop();
pop();
return false;
}
if(iterator != 0)
pop();
if(iterator < openArrays.top().size)
{
if(!openArrays.top().isValueArray)
push("");
return true;
}
else
{
if(!openArrays.top().nameOfArray.empty())
pop(); //Close array wrapper with arrayName
openArrays.pop();
return false;
}
}
void JsonWriter::describeValueConst(const String& ref)
{
String stringValue = ref;
// escape forbidden control characters according to json.org
size_t foundPosition = stringValue.find('\\', 0);
while (foundPosition != std::string::npos) {
if (foundPosition+1 >= stringValue.length() ||
(stringValue.at(foundPosition +1) != '\\' &&
stringValue.at(foundPosition +1) !='/')) {
stringValue.replace(foundPosition, 1, "\\\\");
}
foundPosition = stringValue.find('\\', foundPosition+2);
}
nw::utils::replaceAll(stringValue, "\"", "\\\"");
//nw::utils::replaceAll(stringValue, '\/', "\\/"); //valid?
nw::utils::replaceAll(stringValue, '\b', "\\b");
nw::utils::replaceAll(stringValue, '\f', "\\f");
nw::utils::replaceAll(stringValue, '\n', "\\n");
nw::utils::replaceAll(stringValue, '\r', "\\r");
nw::utils::replaceAll(stringValue, '\t', "\\t");
//resolves to unicode and unicode is a valid char. \\u is caught by \\ rep
//nw::utils::replaceAll(stringValue, '\u', "\\u");
selectedTag->setValue(stringValue);
static_cast<JsonTag*>(selectedTag)->setType(JsonType::String);
}
void JsonWriter::describeValueConst(const double& ref)
{
setJsonValue(ref, JsonType::Number);
}
void JsonWriter::describeValueConst(const char& ref)
{
short numValue = ref;
setJsonValue( numValue, JsonType::Number);
}
void JsonWriter::describeValueConst(const unsigned char& ref)
{
short numValue = ref;
setJsonValue( numValue, JsonType::Number);
}
void JsonWriter::describeValueConst(const int& ref)
{
setJsonValue(ref, JsonType::Number);
}
void JsonWriter::describeValueConst(const unsigned int& ref)
{
setJsonValue( ref, JsonType::Number);
}
void JsonWriter::describeValueConst(const float& ref)
{
setJsonValue(ref, JsonType::Number);
}
void JsonWriter::describeValueConst(const bool& ref)
{
if(ref)
setJsonValue("true", JsonType::Boolean);
else
setJsonValue("false", JsonType::Boolean);
}
void JsonWriter::describeValueConst(const Pointer ref)
{
unsigned int id = Describer::getIDForSerializedObject(ref);
setJsonValue( id, JsonType::Number);
}
void JsonWriter::describeValueConst(const signed char& ref)
{
short numValue = ref;
setJsonValue( numValue, JsonType::Number);
}
void JsonWriter::describeValueConst(const short& ref)
{
setJsonValue( ref, JsonType::Number);
}
void JsonWriter::describeValueConst(const unsigned short& ref)
{
setJsonValue( ref, JsonType::Number);
}
void JsonWriter::describeValueConst(const long& ref)
{
setJsonValue( ref, JsonType::Number);
}
void JsonWriter::describeValueConst(const unsigned long& ref)
{
setJsonValue( ref, JsonType::Number);
}
void JsonWriter::describeValueConst(const long long& ref)
{
setJsonValue( ref, JsonType::Number);
}
void JsonWriter::describeValueConst(const long double& ref)
{
setJsonValue( ref, JsonType::Number);
}
void JsonWriter::describeName(const String childName)
{
selectedTag = static_cast<JsonTag*>(currentTag)->addJsonChild(childName);
}
void JsonWriter::comment(const String text)
{
}
template<class T>
void JsonWriter::setJsonValue(T value, JsonType::Enum type)
{
String stringValue;
std::stringstream ss;
ss << value;
ss >> stringValue;
selectedTag->setValue(stringValue);
static_cast<JsonTag*>(selectedTag)->setType(type);
}
}