mirror of
https://github.com/vcmi/vcmi.git
synced 2024-12-20 20:23:03 +02:00
423 lines
12 KiB
C++
423 lines
12 KiB
C++
/*
|
|
* JsonSerializeFormat.h, part of VCMI engine
|
|
*
|
|
* Authors: listed in file AUTHORS in main folder
|
|
*
|
|
* License: GNU General Public License v2.0 or later
|
|
* Full text of license available in license.txt file, in main folder
|
|
*
|
|
*/
|
|
#pragma once
|
|
|
|
#include "../JsonNode.h"
|
|
|
|
class JsonSerializeFormat;
|
|
class JsonStructSerializer;
|
|
class JsonArraySerializer;
|
|
|
|
class IInstanceResolver
|
|
{
|
|
public:
|
|
virtual ~IInstanceResolver(){};
|
|
virtual si32 decode(const std::string & identifier) const = 0;
|
|
virtual std::string encode(si32 identifier) const = 0;
|
|
};
|
|
|
|
class JsonSerializeHelper: public boost::noncopyable
|
|
{
|
|
public:
|
|
JsonSerializeHelper(JsonSerializeHelper && other);
|
|
virtual ~JsonSerializeHelper();
|
|
|
|
JsonNode & get();
|
|
|
|
JsonSerializeFormat * operator->();
|
|
|
|
JsonStructSerializer enterStruct(const std::string & fieldName);
|
|
JsonArraySerializer enterArray(const std::string & fieldName);
|
|
|
|
protected:
|
|
JsonSerializeHelper(JsonSerializeFormat & owner_, JsonNode * thisNode_);
|
|
JsonSerializeHelper(JsonSerializeHelper & parent, const std::string & fieldName);
|
|
|
|
JsonSerializeFormat & owner;
|
|
|
|
JsonNode * thisNode;
|
|
JsonNode * parentNode;
|
|
|
|
friend class JsonStructSerializer;
|
|
|
|
private:
|
|
bool restoreState;
|
|
};
|
|
|
|
class JsonStructSerializer: public JsonSerializeHelper
|
|
{
|
|
public:
|
|
bool optional;
|
|
JsonStructSerializer(JsonStructSerializer && other);
|
|
~JsonStructSerializer();
|
|
protected:
|
|
JsonStructSerializer(JsonSerializeFormat & owner_, JsonNode * thisNode_);
|
|
JsonStructSerializer(JsonSerializeFormat & owner_, const std::string & fieldName);
|
|
JsonStructSerializer(JsonSerializeHelper & parent, const std::string & fieldName);
|
|
|
|
friend class JsonSerializeFormat;
|
|
friend class JsonSerializeHelper;
|
|
friend class JsonArraySerializer;
|
|
};
|
|
|
|
class JsonArraySerializer: public JsonSerializeHelper
|
|
{
|
|
public:
|
|
JsonArraySerializer(JsonStructSerializer && other);
|
|
|
|
JsonStructSerializer enterStruct(const size_t index);
|
|
|
|
template <typename Container>
|
|
void syncSize(Container & c, JsonNode::JsonType type = JsonNode::DATA_NULL);
|
|
|
|
///vector of serializable <-> Json vector of structs
|
|
template <typename Element>
|
|
void serializeStruct(std::vector<Element> & value)
|
|
{
|
|
syncSize(value, JsonNode::DATA_STRUCT);
|
|
|
|
for(size_t idx = 0; idx < size(); idx++)
|
|
{
|
|
auto s = enterStruct(idx);
|
|
value[idx].serializeJson(owner);
|
|
}
|
|
}
|
|
|
|
void resize(const size_t newSize);
|
|
void resize(const size_t newSize, JsonNode::JsonType type);
|
|
size_t size() const;
|
|
protected:
|
|
JsonArraySerializer(JsonSerializeFormat & owner_, const std::string & fieldName);
|
|
JsonArraySerializer(JsonSerializeHelper & parent, const std::string & fieldName);
|
|
|
|
friend class JsonSerializeFormat;
|
|
friend class JsonSerializeHelper;
|
|
};
|
|
|
|
class JsonSerializeFormat: public boost::noncopyable
|
|
{
|
|
public:
|
|
///user-provided callback to resolve string identifier
|
|
///returns resolved identifier or -1 on error
|
|
typedef std::function<si32(const std::string &)> TDecoder;
|
|
|
|
///user-provided callback to get string identifier
|
|
///may assume that object index is valid
|
|
typedef std::function<std::string(si32)> TEncoder;
|
|
|
|
typedef std::function<void(JsonSerializeFormat &)> TSerialize;
|
|
|
|
struct LIC
|
|
{
|
|
LIC(const std::vector<bool> & Standard, const TDecoder Decoder, const TEncoder Encoder);
|
|
|
|
const std::vector<bool> & standard;
|
|
const TDecoder decoder;
|
|
const TEncoder encoder;
|
|
std::vector<bool> all, any, none;
|
|
};
|
|
|
|
struct LICSet
|
|
{
|
|
LICSet(const std::set<si32> & Standard, const TDecoder Decoder, const TEncoder Encoder);
|
|
|
|
const std::set<si32> & standard;
|
|
const TDecoder decoder;
|
|
const TEncoder encoder;
|
|
std::set<si32> all, any, none;
|
|
};
|
|
|
|
const bool saving;
|
|
|
|
JsonSerializeFormat() = delete;
|
|
virtual ~JsonSerializeFormat() = default;
|
|
|
|
JsonNode & getRoot()
|
|
{
|
|
return * root;
|
|
};
|
|
|
|
JsonNode & getCurrent()
|
|
{
|
|
return * current;
|
|
};
|
|
|
|
JsonStructSerializer enterStruct(const std::string & fieldName);
|
|
JsonArraySerializer enterArray(const std::string & fieldName);
|
|
|
|
///Anything comparable <-> Json bool
|
|
template <typename T>
|
|
void serializeBool(const std::string & fieldName, T & value, const T trueValue, const T falseValue, const T defaultValue)
|
|
{
|
|
boost::logic::tribool temp(boost::logic::indeterminate);
|
|
|
|
if(value == defaultValue)
|
|
;//leave as indeterminate
|
|
else if(value == trueValue)
|
|
temp = true;
|
|
else if(value == falseValue)
|
|
temp = false;
|
|
|
|
serializeInternal(fieldName, temp);
|
|
if(!saving)
|
|
{
|
|
if(boost::logic::indeterminate(temp))
|
|
value = defaultValue;
|
|
else
|
|
value = temp ? trueValue : falseValue;
|
|
}
|
|
}
|
|
|
|
///bool <-> Json bool
|
|
void serializeBool(const std::string & fieldName, bool & value);
|
|
|
|
///tribool <-> Json bool
|
|
void serializeBool(const std::string & fieldName, boost::logic::tribool & value)
|
|
{
|
|
serializeInternal(fieldName, value);
|
|
};
|
|
|
|
/** @brief Restrictive ("anyOf") simple serialization of Logical identifier condition, simple deserialization (allOf=anyOf)
|
|
*
|
|
* @param fieldName
|
|
* @param decoder resolve callback, should report errors itself and do not throw
|
|
* @param encoder encode callback, should report errors itself and do not throw
|
|
* @param value target value, must be resized properly
|
|
*
|
|
*/
|
|
virtual void serializeLIC(const std::string & fieldName, const TDecoder & decoder, const TEncoder & encoder, const std::vector<bool> & standard, std::vector<bool> & value) = 0;
|
|
|
|
/** @brief Complete serialization of Logical identifier condition
|
|
*/
|
|
virtual void serializeLIC(const std::string & fieldName, LIC & value) = 0;
|
|
|
|
/** @brief Complete serialization of Logical identifier condition. (Special version)
|
|
* Assumes that all values are allowed by default, and standard contains them
|
|
*/
|
|
virtual void serializeLIC(const std::string & fieldName, LICSet & value) = 0;
|
|
|
|
///String <-> Json string
|
|
virtual void serializeString(const std::string & fieldName, std::string & value) = 0;
|
|
|
|
///si32-convertible enum <-> Json string enum
|
|
template <typename T>
|
|
void serializeEnum(const std::string & fieldName, T & value, const std::vector<std::string> & enumMap)
|
|
{
|
|
doSerializeInternal<T, T, si32>(fieldName, value, boost::none, enumMap);
|
|
};
|
|
|
|
///si32-convertible enum <-> Json string enum
|
|
template <typename T, typename U>
|
|
void serializeEnum(const std::string & fieldName, T & value, const U & defaultValue, const std::vector<std::string> & enumMap)
|
|
{
|
|
doSerializeInternal<T, U, si32>(fieldName, value, defaultValue, enumMap);
|
|
};
|
|
|
|
template <typename T, typename U, typename C>
|
|
void serializeEnum(const std::string & fieldName, T & value, const U & defaultValue, const C & enumMap)
|
|
{
|
|
std::vector<std::string> enumMapCopy;
|
|
|
|
std::copy(std::begin(enumMap), std::end(enumMap), std::back_inserter(enumMapCopy));
|
|
|
|
doSerializeInternal<T, U, si32>(fieldName, value, defaultValue, enumMapCopy);
|
|
};
|
|
|
|
///Anything double-convertible <-> Json double
|
|
template <typename T>
|
|
void serializeFloat(const std::string & fieldName, T & value)
|
|
{
|
|
doSerializeInternal<T, T, double>(fieldName, value, boost::none);
|
|
};
|
|
|
|
///Anything double-convertible <-> Json double
|
|
template <typename T, typename U>
|
|
void serializeFloat(const std::string & fieldName, T & value, const U & defaultValue)
|
|
{
|
|
doSerializeInternal<T, U, double>(fieldName, value, defaultValue);
|
|
};
|
|
|
|
///Anything int64-convertible <-> Json integer
|
|
template <typename T>
|
|
void serializeInt(const std::string & fieldName, T & value)
|
|
{
|
|
doSerializeInternal<T, T, si64>(fieldName, value, boost::none);
|
|
};
|
|
|
|
///Anything int64-convertible <-> Json integer
|
|
template <typename T, typename U>
|
|
void serializeInt(const std::string & fieldName, T & value, const U & defaultValue)
|
|
{
|
|
doSerializeInternal<T, U, si64>(fieldName, value, defaultValue);
|
|
};
|
|
|
|
///si32-convertible identifier <-> Json string
|
|
template <typename T, typename U>
|
|
void serializeId(const std::string & fieldName, T & value, const U & defaultValue, const TDecoder & decoder, const TEncoder & encoder)
|
|
{
|
|
doSerializeInternal<T, U, si32>(fieldName, value, defaultValue, decoder, encoder);
|
|
}
|
|
|
|
///si32-convertible identifier vector <-> Json array of string
|
|
template <typename T>
|
|
void serializeIdArray(const std::string & fieldName, std::vector<T> & value, const TDecoder & decoder, const TEncoder & encoder)
|
|
{
|
|
std::vector<si32> temp;
|
|
|
|
if(saving)
|
|
{
|
|
temp.reserve(value.size());
|
|
|
|
for(const T & vitem : value)
|
|
{
|
|
si32 item = static_cast<si32>(vitem);
|
|
temp.push_back(item);
|
|
}
|
|
}
|
|
|
|
serializeInternal(fieldName, temp, decoder, encoder);
|
|
if(!saving)
|
|
{
|
|
value.clear();
|
|
value.reserve(temp.size());
|
|
|
|
for(const si32 item : temp)
|
|
{
|
|
T vitem = static_cast<T>(item);
|
|
value.push_back(vitem);
|
|
}
|
|
}
|
|
}
|
|
|
|
///si32-convertible identifier set <-> Json array of string
|
|
template <typename T>
|
|
void serializeIdArray(const std::string & fieldName, std::set<T> & value, const TDecoder & decoder, const TEncoder & encoder)
|
|
{
|
|
std::vector<si32> temp;
|
|
|
|
if(saving)
|
|
{
|
|
temp.reserve(value.size());
|
|
|
|
for(const T & vitem : value)
|
|
{
|
|
si32 item = static_cast<si32>(vitem);
|
|
temp.push_back(item);
|
|
}
|
|
}
|
|
|
|
serializeInternal(fieldName, temp, decoder, encoder);
|
|
if(!saving)
|
|
{
|
|
value.clear();
|
|
|
|
for(const si32 item : temp)
|
|
{
|
|
T vitem = static_cast<T>(item);
|
|
value.insert(vitem);
|
|
}
|
|
}
|
|
}
|
|
|
|
///bitmask <-> Json array of string
|
|
template <typename T, int Size>
|
|
void serializeIdArray(const std::string & fieldName, T & value, const T & defaultValue, const TDecoder & decoder, const TEncoder & encoder)
|
|
{
|
|
static_assert(8 * sizeof(T) >= Size, "Mask size too small");
|
|
|
|
std::vector<si32> temp;
|
|
temp.reserve(Size);
|
|
|
|
if(saving && value != defaultValue)
|
|
{
|
|
for(si32 i = 0; i < Size; i++)
|
|
if(value & (1 << i))
|
|
temp.push_back(i);
|
|
serializeInternal(fieldName, temp, decoder, encoder);
|
|
}
|
|
|
|
if(!saving)
|
|
{
|
|
serializeInternal(fieldName, temp, decoder, encoder);
|
|
|
|
if(temp.empty())
|
|
value = defaultValue;
|
|
else
|
|
{
|
|
value = 0;
|
|
for(auto i : temp)
|
|
value |= (1 << i);
|
|
}
|
|
}
|
|
}
|
|
|
|
///si32-convertible instance identifier <-> Json string
|
|
template <typename T>
|
|
void serializeInstance(const std::string & fieldName, T & value, const T & defaultValue)
|
|
{
|
|
const TDecoder decoder = std::bind(&IInstanceResolver::decode, instanceResolver, _1);
|
|
const TEncoder endoder = std::bind(&IInstanceResolver::encode, instanceResolver, _1);
|
|
|
|
serializeId<T>(fieldName, value, defaultValue, decoder, endoder);
|
|
}
|
|
|
|
protected:
|
|
JsonNode * root;
|
|
JsonNode * current;
|
|
|
|
JsonSerializeFormat(const IInstanceResolver * instanceResolver_, JsonNode & root_, const bool saving_);
|
|
|
|
///bool <-> Json bool, indeterminate is default
|
|
virtual void serializeInternal(const std::string & fieldName, boost::logic::tribool & value) = 0;
|
|
|
|
///Numeric Id <-> String Id
|
|
virtual void serializeInternal(const std::string & fieldName, si32 & value, const boost::optional<si32> & defaultValue, const TDecoder & decoder, const TEncoder & encoder) = 0;
|
|
|
|
///Numeric Id vector <-> String Id vector
|
|
virtual void serializeInternal(const std::string & fieldName, std::vector<si32> & value, const TDecoder & decoder, const TEncoder & encoder) = 0;
|
|
|
|
///Numeric <-> Json double
|
|
virtual void serializeInternal(const std::string & fieldName, double & value, const boost::optional<double> & defaultValue) = 0;
|
|
|
|
///Numeric <-> Json integer
|
|
virtual void serializeInternal(const std::string & fieldName, si64 & value, const boost::optional<si64> & defaultValue) = 0;
|
|
|
|
///Enum/Numeric <-> Json string enum
|
|
virtual void serializeInternal(const std::string & fieldName, si32 & value, const boost::optional<si32> & defaultValue, const std::vector<std::string> & enumMap) = 0;
|
|
|
|
private:
|
|
const IInstanceResolver * instanceResolver;
|
|
|
|
template <typename VType, typename DVType, typename IType, typename... Args>
|
|
void doSerializeInternal(const std::string & fieldName, VType & value, const boost::optional<DVType> & defaultValue, Args ... args)
|
|
{
|
|
const boost::optional<IType> tempDefault = defaultValue ? boost::optional<IType>(static_cast<IType>(defaultValue.get())) : boost::none;
|
|
IType temp = static_cast<IType>(value);
|
|
|
|
serializeInternal(fieldName, temp, tempDefault, args...);
|
|
|
|
if(!saving)
|
|
value = static_cast<VType>(temp);
|
|
}
|
|
|
|
friend class JsonSerializeHelper;
|
|
friend class JsonStructSerializer;
|
|
friend class JsonArraySerializer;
|
|
};
|
|
|
|
template <typename Container>
|
|
void JsonArraySerializer::syncSize(Container & c, JsonNode::JsonType type)
|
|
{
|
|
if(owner.saving)
|
|
resize(c.size(), type);
|
|
else
|
|
c.resize(size());
|
|
}
|