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Experimental drafts of Json serializer

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This commit is contained in:
AlexVinS 2016-02-13 10:47:40 +03:00
parent a307d3ca40
commit 22b93106c8
11 changed files with 339 additions and 87 deletions
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18
Global.h
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@ -55,7 +55,7 @@ static_assert(sizeof(bool) == 1, "Bool needs to be 1 byte in size.");
# define VCMI_UNIX
# define VCMI_XDG
# ifdef __ANDROID__
# define VCMI_ANDROID
# define VCMI_ANDROID
# endif
#elif defined(__FreeBSD_kernel__) || defined(__FreeBSD__)
# define VCMI_UNIX
@ -285,7 +285,7 @@ std::ostream & operator<<(std::ostream & out, const std::vector<T> & container)
namespace vstd
{
// combine hashes. Present in boost but not in std
template <class T>
inline void hash_combine(std::size_t& seed, const T& v)
@ -293,7 +293,7 @@ namespace vstd
std::hash<T> hasher;
seed ^= hasher(v) + 0x9e3779b9 + (seed<<6) + (seed>>2);
}
//returns true if container c contains item i
template <typename Container, typename Item>
bool contains(const Container & c, const Item &i)
@ -505,7 +505,7 @@ namespace vstd
void erase_if(std::set<Elem> &setContainer, Predicate pred)
{
auto itr = setContainer.begin();
auto endItr = setContainer.end();
auto endItr = setContainer.end();
while(itr != endItr)
{
auto tmpItr = itr++;
@ -519,7 +519,7 @@ namespace vstd
void erase_if(std::map<Key, Val> &container, Predicate pred)
{
auto itr = container.begin();
auto endItr = container.end();
auto endItr = container.end();
while(itr != endItr)
{
auto tmpItr = itr++;
@ -554,7 +554,7 @@ namespace vstd
return vf(lhs) < vf(rhs);
});
}
//Returns iterator to the element for which the value of ValueFunction is maximal
template<class ForwardRange, class ValueFunction>
auto maxElementByFun(const ForwardRange& rng, ValueFunction vf) -> decltype(std::begin(rng))
@ -627,7 +627,7 @@ namespace vstd
{
if(index < r.size())
return r[index];
return defaultValue;
}
@ -668,12 +668,12 @@ namespace vstd
boost::sort(vec);
vec.erase(std::unique(vec.begin(), vec.end()), vec.end());
}
template <typename T>
void concatenate(std::vector<T> &dest, const std::vector<T> &src)
{
dest.reserve(dest.size() + src.size());
dest.insert(dest.end(), src.begin(), src.end());
dest.insert(dest.end(), src.begin(), src.end());
}
template <typename T>

4
lib/CMakeLists.txt
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@ -104,6 +104,10 @@ set(lib_SRCS
Connection.cpp
NetPacksLib.cpp
serializer/JsonSerializer.cpp
serializer/JsonDeserializer.cpp
serializer/JsonSerializeFormat.cpp
registerTypes/RegisterTypes.cpp
registerTypes/TypesClientPacks1.cpp
registerTypes/TypesClientPacks2.cpp

7
lib/VCMI_lib.cbp
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@ -152,6 +152,7 @@
<Unit filename="CGeneralTextHandler.h" />
<Unit filename="CHeroHandler.cpp" />
<Unit filename="CHeroHandler.h" />
<Unit filename="CMakeLists.txt" />
<Unit filename="CModHandler.cpp" />
<Unit filename="CModHandler.h" />
<Unit filename="CObstacleInstance.cpp" />
@ -315,6 +316,12 @@
<Unit filename="rmg/CZoneGraphGenerator.h" />
<Unit filename="rmg/CZonePlacer.cpp" />
<Unit filename="rmg/CZonePlacer.h" />
<Unit filename="serializer/JsonDeserializer.cpp" />
<Unit filename="serializer/JsonDeserializer.h" />
<Unit filename="serializer/JsonSerializeFormat.cpp" />
<Unit filename="serializer/JsonSerializeFormat.h" />
<Unit filename="serializer/JsonSerializer.cpp" />
<Unit filename="serializer/JsonSerializer.h" />
<Unit filename="spells/AdventureSpellMechanics.cpp" />
<Unit filename="spells/AdventureSpellMechanics.h" />
<Unit filename="spells/BattleSpellMechanics.cpp" />

151
lib/mapping/MapFormatJson.cpp
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@ -23,8 +23,31 @@
#include "../mapObjects/CObjectClassesHandler.h"
#include "../mapObjects/CGHeroInstance.h"
#include "../mapObjects/CGTownInstance.h"
#include "../StringConstants.h"
#include "../serializer/JsonDeserializer.h"
#include "../serializer/JsonSerializer.h"
namespace HeaderDetail
{
static const std::map<std::string, ui8> difficultyReverseMap =
{
{"", 1},
{"EASY", 0},
{"NORMAL", 1},
{"HARD", 2},
{"EXPERT", 3},
{"IMPOSSIBLE", 4}
};
static const std::map<ui8, std::string> difficultyForwardMap =
{
{0, "EASY"},
{1, "NORMAL"},
{2, "HARD"},
{3, "EXPERT"},
{4, "IMPOSSIBLE"}
};
}
namespace TriggeredEventsDetail
{
@ -46,7 +69,7 @@ namespace TriggeredEventsDetail
auto pos = vstd::find_pos(conditionNames, conditionName);
event.condition = EventCondition::EWinLoseType(pos));
event.condition = EventCondition::EWinLoseType(pos);
if (node.Vector().size() > 1)
{
const JsonNode & data = node.Vector()[1];
@ -272,7 +295,7 @@ std::unique_ptr<CMapHeader> CMapLoaderJson::loadMapHeader()
return std::move(mapHeader);
}
const JsonNode CMapLoaderJson::readJson(const std::string & archiveFilename)
const JsonNode CMapLoaderJson::getFromArchive(const std::string & archiveFilename)
{
ResourceID resource(archiveFilename, EResType::TEXT);
@ -306,93 +329,89 @@ void CMapLoaderJson::readMap()
void CMapLoaderJson::readHeader()
{
//do not use map field here, use only mapHeader
const JsonNode header = readJson(HEADER_FILE_NAME);
JsonNode header = getFromArchive(HEADER_FILE_NAME);
JsonDeserializer handler(header);
mapHeader->version = EMapFormat::VCMI;//todo: new version field
//todo: multilevel map load support
const JsonNode levels = header["mapLevels"];
mapHeader->height = levels["surface"]["height"].Float();
mapHeader->width = levels["surface"]["width"].Float();
mapHeader->twoLevel = !levels["underground"].isNull();
{
auto levels = handler.enterStruct("mapLevels");
{
auto surface = levels.enterStruct("surface");
mapHeader->height = surface.get()["height"].Float();
mapHeader->width = surface.get()["width"].Float();
}
{
auto underground = levels.enterStruct("underground");
mapHeader->twoLevel = !underground.get().isNull();
}
}
mapHeader->name = header["name"].String();
mapHeader->description = header["description"].String();
//todo: support arbitrary percentage
static const std::map<std::string, ui8> difficultyMap =
{
{"", 1},
{"EASY", 0},
{"NORMAL", 1},
{"HARD", 2},
{"EXPERT", 3},
{"IMPOSSIBLE", 4}
};
mapHeader->difficulty = difficultyMap.at(header["difficulty"].String());
mapHeader->levelLimit = header["levelLimit"].Float();
mapHeader->difficulty = HeaderDetail::difficultyReverseMap.at(header["difficulty"].String());
mapHeader->levelLimit = header["heroLevelLimit"].Float();
// std::vector<bool> allowedHeroes;
// std::vector<ui16> placeholdedHeroes;
readTriggeredEvents(header);
readPlayerInfo(header);
readTeams(header);
readPlayerInfo(handler);
readTeams(handler);
//TODO: readHeader
}
void CMapLoaderJson::readPlayerInfo(const JsonNode & input)
void CMapLoaderJson::readPlayerInfo(JsonDeserializer & handler)
{
const JsonNode & src = input["players"];
int howManyTeams = 0;
auto playersData = handler.enterStruct("players");
for(int player = 0; player < PlayerColor::PLAYER_LIMIT_I; player++)
{
PlayerInfo & info = mapHeader->players.at(player);
const JsonNode & playerSrc = src[GameConstants::PLAYER_COLOR_NAMES[player]];
auto playerData = playersData.enterStruct(GameConstants::PLAYER_COLOR_NAMES[player]);
if(playerSrc.isNull())
if(playerData.get().isNull())
{
info.canComputerPlay = false;
info.canHumanPlay = false;
}
else
{
readPlayerInfo(info, playerSrc);
//allowed factions
// info.isFactionRandom =
info.canComputerPlay = true;
info.canHumanPlay = playerData.get()["canPlay"].String() != "AIOnly";
//placedHeroes
//mainTown
info.generateHeroAtMainTown = playerData.get()["generateHeroAtMainTown"].Bool();
//mainHero
//mainHeroPortrait
//mainCustomHeroName
}
}
mapHeader->howManyTeams = howManyTeams;
}
void CMapLoaderJson::readPlayerInfo(PlayerInfo& info, const JsonNode& input)
void CMapLoaderJson::readTeams(JsonDeserializer & handler)
{
//allowed factions
// info.isFactionRandom =
info.canComputerPlay = true;
info.canHumanPlay = input["canPlay"].String() != "AIOnly";
//placedHeroes
//mainTown
info.generateHeroAtMainTown = input["generateHeroAtMainTown"].Bool();
//mainHero
//mainHeroPortrait
//mainCustomHeroName
}
void CMapLoaderJson::readTeams(const JsonNode& input)
{
const JsonNode & src = input["teams"];
auto teamsData = handler.enterStruct("teams");
const JsonNode & src = teamsData.get();
if(src.getType() != JsonNode::DATA_VECTOR)
{
@ -566,12 +585,12 @@ void CMapLoaderJson::readTerrainLevel(const JsonNode& src, const int index)
void CMapLoaderJson::readTerrain()
{
{
const JsonNode surface = readJson("surface_terrain.json");
const JsonNode surface = getFromArchive("surface_terrain.json");
readTerrainLevel(surface, 0);
}
if(map->twoLevel)
{
const JsonNode underground = readJson("underground_terrain.json");
const JsonNode underground = getFromArchive("underground_terrain.json");
readTerrainLevel(underground, 1);
}
@ -642,7 +661,7 @@ void CMapLoaderJson::readObjects()
std::vector<std::unique_ptr<MapObjectLoader>> loaders;//todo: optimize MapObjectLoader memory layout
const JsonNode data = readJson(OBJECTS_FILE_NAME);
const JsonNode data = getFromArchive(OBJECTS_FILE_NAME);
//get raw data
for(const auto & p : data.Struct())
@ -703,6 +722,8 @@ void CMapSaverJson::saveMap(const std::unique_ptr<CMap>& map)
void CMapSaverJson::writeHeader()
{
JsonNode header;
JsonSerializer handler(header);
header["versionMajor"].Float() = VERSION_MAJOR;
header["versionMinor"].Float() = VERSION_MINOR;
@ -724,17 +745,9 @@ void CMapSaverJson::writeHeader()
//todo: support arbitrary percentage
static const std::map<ui8, std::string> difficultyMap =
{
{0, "EASY"},
{1, "NORMAL"},
{2, "HARD"},
{3, "EXPERT"},
{4, "IMPOSSIBLE"}
};
header["difficulty"].String() = difficultyMap.at(map->difficulty);
header["levelLimit"].Float() = map->levelLimit;
header["difficulty"].String() = HeaderDetail::difficultyForwardMap.at(map->difficulty);
header["heroLevelLimit"].Float() = map->levelLimit;
writeTriggeredEvents(header);
@ -789,17 +802,15 @@ void CMapSaverJson::writeTeams(JsonNode& output)
{
const PlayerInfo & player = map->players.at(idx);
int team = player.team.getNum();
if(vstd::isbetween(team, 0, map->howManyTeams-1) && player.canAnyonePlay())
if(vstd::iswithin(team, 0, map->howManyTeams-1) && player.canAnyonePlay())
teamsData.at(team).insert(PlayerColor(idx));
}
//just an optimization but breaks test
#if 0
//remove single-member teams
vstd::erase_if(teamsData, [](std::set<PlayerColor> & elem) -> bool
{
return elem.size() <= 1;
});
#endif
//construct output
dest.setType(JsonNode::DATA_VECTOR);

13
lib/mapping/MapFormatJson.h
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@ -22,6 +22,8 @@ struct TerrainTile;
struct PlayerInfo;
class CGObjectInstance;
class AObjectTypeHandler;
class JsonDeserializer;
class JsonSerializer;
class DLL_LINKAGE CMapFormatJson
{
@ -149,18 +151,13 @@ private:
/**
* Reads player information.
*/
void readPlayerInfo(const JsonNode & input);
/**
* Reads one player information.
*/
void readPlayerInfo(PlayerInfo & info, const JsonNode & input);
void readPlayerInfo(JsonDeserializer & handler);
/**
* Reads team settings to header
* @param input serialized header
*/
void readTeams(const JsonNode & input);
void readTeams(JsonDeserializer & handler);
void readTerrainTile(const std::string & src, TerrainTile & tile);
@ -173,7 +170,7 @@ private:
*/
void readObjects();
const JsonNode readJson(const std::string & archiveFilename);
const JsonNode getFromArchive(const std::string & archiveFilename);
CInputStream * buffer;
std::shared_ptr<CIOApi> ioApi;

23
lib/serializer/JsonDeserializer.cpp Normal file
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@ -0,0 +1,23 @@
/*
* JsonDeserializer.cpp, 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
*
*/
#include "StdInc.h"
#include "JsonDeserializer.h"
#include "../JsonNode.h"
JsonDeserializer::JsonDeserializer(JsonNode & root_):
JsonSerializeFormat(root_)
{
}

23
lib/serializer/JsonDeserializer.h Normal file
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@ -0,0 +1,23 @@
/*
* JsonDeserializer.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 "JsonSerializeFormat.h"
class JsonNode;
class JsonDeserializer: public JsonSerializeFormat
{
public:
static const bool saving = false;
JsonDeserializer(JsonNode & root_);
};

81
lib/serializer/JsonSerializeFormat.cpp Normal file
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@ -0,0 +1,81 @@
/*
* JsonSerializeFormat.cpp, 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
*
*/
#include "StdInc.h"
#include "JsonSerializeFormat.h"
#include "../JsonNode.h"
//JsonStructSerializer
JsonStructSerializer::JsonStructSerializer(JsonStructSerializer&& other):
restoreState(false),
owner(other.owner),
parentNode(other.parentNode),
thisNode(other.thisNode)
{
}
JsonStructSerializer::~JsonStructSerializer()
{
if(restoreState)
owner.current = parentNode;
}
JsonStructSerializer::JsonStructSerializer(JsonSerializeFormat& owner_, const std::string& fieldName):
restoreState(true),
owner(owner_),
parentNode(owner.current),
thisNode(&(parentNode->operator[](fieldName)))
{
owner.current = thisNode;
}
JsonStructSerializer::JsonStructSerializer(JsonStructSerializer & parent, const std::string & fieldName):
restoreState(true),
owner(parent.owner),
parentNode(parent.thisNode),
thisNode(&(parentNode->operator[](fieldName)))
{
owner.current = thisNode;
}
JsonStructSerializer JsonStructSerializer::enterStruct(const std::string & fieldName)
{
return JsonStructSerializer(*this, fieldName);
}
JsonNode& JsonStructSerializer::get()
{
return *thisNode;
}
JsonSerializeFormat * JsonStructSerializer::operator->()
{
return &owner;
}
//JsonSerializeFormat
JsonSerializeFormat::JsonSerializeFormat(JsonNode & root_):
root(&root_),
current(root)
{
}
JsonStructSerializer JsonSerializeFormat::enterStruct(const std::string & fieldName)
{
JsonStructSerializer res(*this, fieldName);
return res;
}

58
lib/serializer/JsonSerializeFormat.h Normal file
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@ -0,0 +1,58 @@
/*
* 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
class JsonNode;
class JsonSerializeFormat;
class JsonStructSerializer: public boost::noncopyable
{
public:
JsonStructSerializer(JsonStructSerializer && other);
virtual ~JsonStructSerializer();
JsonStructSerializer enterStruct(const std::string & fieldName);
JsonNode & get();
JsonSerializeFormat * operator->();
private:
JsonStructSerializer(JsonSerializeFormat & owner_, const std::string & fieldName);
JsonStructSerializer(JsonStructSerializer & parent, const std::string & fieldName);
bool restoreState;
JsonSerializeFormat & owner;
JsonNode * parentNode;
JsonNode * thisNode;
friend class JsonSerializeFormat;
};
class JsonSerializeFormat
{
public:
JsonSerializeFormat(JsonNode & root_);
virtual ~JsonSerializeFormat() = default;
JsonNode & getRoot()
{
return *root;
};
JsonStructSerializer enterStruct(const std::string & fieldName);
protected:
JsonNode * root;
JsonNode * current;
private:
friend class JsonStructSerializer;
};

23
lib/serializer/JsonSerializer.cpp Normal file
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@ -0,0 +1,23 @@
/*
* JsonSerializer.cpp, 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
*
*/
#include "StdInc.h"
#include "JsonSerializer.h"
#include "../JsonNode.h"
JsonSerializer::JsonSerializer(JsonNode & root_):
JsonSerializeFormat(root_)
{
}

25
lib/serializer/JsonSerializer.h Normal file
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@ -0,0 +1,25 @@
/*
* JsonSerializer.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 "JsonSerializeFormat.h"
class JsonNode;
class JsonSerializer: public JsonSerializeFormat
{
public:
static const bool saving = true;
JsonSerializer(JsonNode & root_);
};