mirror of
https://github.com/vcmi/vcmi.git
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7e02f6b670
campaign: - new file MapFormatJson that implements small subset of Json map format, as described on wiki - vcmi will read overrides from file config/mapOverrides.json (currently empty) - Json writer for logical expressions TODO: write data for map overrides
96 lines
2.9 KiB
C++
96 lines
2.9 KiB
C++
#include "StdInc.h"
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#include "CMapService.h"
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#include "../filesystem/Filesystem.h"
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#include "../filesystem/CBinaryReader.h"
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#include "../filesystem/CCompressedStream.h"
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#include "../filesystem/CMemoryStream.h"
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#include "CMap.h"
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#include "MapFormatH3M.h"
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#include "MapFormatJson.h"
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std::unique_ptr<CMap> CMapService::loadMap(const std::string & name)
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{
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auto stream = getStreamFromFS(name);
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std::unique_ptr<CMap> map(getMapLoader(stream)->loadMap());
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std::unique_ptr<CMapHeader> header(map.get());
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getMapPatcher(name)->patchMapHeader(header);
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header.release();
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return std::move(map);
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}
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std::unique_ptr<CMapHeader> CMapService::loadMapHeader(const std::string & name)
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{
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auto stream = getStreamFromFS(name);
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std::unique_ptr<CMapHeader> header = getMapLoader(stream)->loadMapHeader();
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getMapPatcher(name)->patchMapHeader(header);
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return std::move(header);
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}
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std::unique_ptr<CMap> CMapService::loadMap(const ui8 * buffer, int size, const std::string & name)
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{
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auto stream = getStreamFromMem(buffer, size);
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std::unique_ptr<CMap> map(getMapLoader(stream)->loadMap());
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std::unique_ptr<CMapHeader> header(map.get());
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getMapPatcher(name)->patchMapHeader(header);
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header.release();
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return std::move(map);
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}
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std::unique_ptr<CMapHeader> CMapService::loadMapHeader(const ui8 * buffer, int size, const std::string & name)
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{
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auto stream = getStreamFromMem(buffer, size);
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std::unique_ptr<CMapHeader> header = getMapLoader(stream)->loadMapHeader();
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getMapPatcher(name)->patchMapHeader(header);
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return std::move(header);
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}
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std::unique_ptr<CInputStream> CMapService::getStreamFromFS(const std::string & name)
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{
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return CResourceHandler::get()->load(ResourceID(name, EResType::MAP));
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}
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std::unique_ptr<CInputStream> CMapService::getStreamFromMem(const ui8 * buffer, int size)
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{
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return std::unique_ptr<CInputStream>(new CMemoryStream(buffer, size));
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}
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std::unique_ptr<IMapLoader> CMapService::getMapLoader(std::unique_ptr<CInputStream> & stream)
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{
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// Read map header
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CBinaryReader reader(stream.get());
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ui32 header = reader.readUInt32();
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reader.getStream()->seek(0);
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// Check which map format is used
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// gzip header is 3 bytes only in size
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switch(header & 0xffffff)
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{
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// gzip header magic number, reversed for LE
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case 0x00088B1F:
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stream = std::unique_ptr<CInputStream>(new CCompressedStream(std::move(stream), true));
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return std::unique_ptr<IMapLoader>(new CMapLoaderH3M(stream.get()));
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case EMapFormat::WOG :
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case EMapFormat::AB :
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case EMapFormat::ROE :
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case EMapFormat::SOD :
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return std::unique_ptr<IMapLoader>(new CMapLoaderH3M(stream.get()));
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default :
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throw std::runtime_error("Unknown map format");
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}
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}
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std::unique_ptr<IMapPatcher> CMapService::getMapPatcher(std::string scenarioName)
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{
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boost::to_lower(scenarioName);
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logGlobal->debugStream() << "Request to patch map " << scenarioName;
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JsonNode node = JsonUtils::assembleFromFiles("config/mapOverrides.json");
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return std::unique_ptr<IMapPatcher>(new CMapLoaderJson(node[scenarioName]));
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}
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