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#include "cFileFormatUpdater.h"
#include "cMCLogger.h"
#include "Vector3d.h"
#include "Vector3f.h"
#include <string>
#include <list>
#include <stdio.h>
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#include <Windows.h>
#else
#include <sys/types.h>
#include <dirent.h>
#include <errno.h>
#include <vector>
#include <string>
#include <iostream>
#include <cstdio>
#endif
#include "cItem.h"
#include <json/json.h>
typedef std::list< std::string > StringList;
StringList GetDirectoryContents( const char* a_Directory );
void cFileFormatUpdater::UpdateFileFormat()
{
UpdatePlayersOfWorld("world");
}
// Convert player .bin files to JSON
void cFileFormatUpdater::UpdatePlayersOfWorld( const char* a_WorldName )
{
std::string PlayerDir = std::string( a_WorldName ) + "/player/";
StringList AllFiles = GetDirectoryContents( PlayerDir.c_str() );
for( StringList::iterator itr = AllFiles.begin(); itr != AllFiles.end(); ++itr )
{
std::string & FileName = *itr;
if( FileName.rfind(".bin") != std::string::npos ) // Get only the files ending in .bin
{
PlayerBINtoJSON( (PlayerDir + FileName).c_str() );
}
}
}
// Converts player binary files to human readable JSON
void cFileFormatUpdater::PlayerBINtoJSON( const char* a_FileName )
{
Vector3d PlayerPos;
Vector3f PlayerRot;
short PlayerHealth = 0;
const unsigned int NumInventorySlots = 45; // At this time the player inventory has/had 45 slots
cItem IventoryItems[ NumInventorySlots ];
FILE* f;
#ifdef _WIN32
if( fopen_s(&f, a_FileName, "rb" ) == 0 ) // no error
#else
if( (f = fopen(a_FileName, "rb" ) ) != 0 ) // no error
#endif
{
// First read player position, rotation and health
if( fread( &PlayerPos.x, sizeof(double), 1, f) != 1 ) { LOGERROR("ERROR READING FROM FILE %s", a_FileName); fclose(f); return; }
if( fread( &PlayerPos.y, sizeof(double), 1, f) != 1 ) { LOGERROR("ERROR READING FROM FILE %s", a_FileName); fclose(f); return; }
if( fread( &PlayerPos.z, sizeof(double), 1, f) != 1 ) { LOGERROR("ERROR READING FROM FILE %s", a_FileName); fclose(f); return; }
if( fread( &PlayerRot.x, sizeof(float), 1, f) != 1 ) { LOGERROR("ERROR READING FROM FILE %s", a_FileName); fclose(f); return; }
if( fread( &PlayerRot.y, sizeof(float), 1, f) != 1 ) { LOGERROR("ERROR READING FROM FILE %s", a_FileName); fclose(f); return; }
if( fread( &PlayerRot.z, sizeof(float), 1, f) != 1 ) { LOGERROR("ERROR READING FROM FILE %s", a_FileName); fclose(f); return; }
if( fread( &PlayerHealth, sizeof(short), 1, f) != 1 ) { LOGERROR("ERROR READING FROM FILE %s", a_FileName); fclose(f); return; }
for(unsigned int i = 0; i < NumInventorySlots; i++)
{
cItem & Item = IventoryItems[i];
if( fread( &Item.m_ItemID, sizeof(Item.m_ItemID), 1, f) != 1 ) { LOGERROR("ERROR READING INVENTORY FROM FILE"); return; }
if( fread( &Item.m_ItemCount, sizeof(Item.m_ItemCount), 1, f) != 1 ) { LOGERROR("ERROR READING INVENTORY FROM FILE"); return; }
if( fread( &Item.m_ItemHealth, sizeof(Item.m_ItemHealth), 1, f)!= 1 ) { LOGERROR("ERROR READING INVENTORY FROM FILE"); return; }
}
fclose(f);
}
// Loaded all the data, now create the JSON data
Json::Value JSON_PlayerPosition;
JSON_PlayerPosition.append( Json::Value( PlayerPos.x ) );
JSON_PlayerPosition.append( Json::Value( PlayerPos.y ) );
JSON_PlayerPosition.append( Json::Value( PlayerPos.z ) );
Json::Value JSON_PlayerRotation;
JSON_PlayerRotation.append( Json::Value( PlayerRot.x ) );
JSON_PlayerRotation.append( Json::Value( PlayerRot.y ) );
JSON_PlayerRotation.append( Json::Value( PlayerRot.z ) );
Json::Value JSON_Inventory;
for(unsigned int i = 0; i < NumInventorySlots; i++)
{
Json::Value JSON_Item;
IventoryItems[i].GetJson( JSON_Item );
JSON_Inventory.append( JSON_Item );
}
Json::Value root;
root["position"] = JSON_PlayerPosition;
root["rotation"] = JSON_PlayerRotation;
root["inventory"] = JSON_Inventory;
root["health"] = PlayerHealth;
Json::StyledWriter writer;
std::string JsonData = writer.write( root );
// Get correct filename
std::string FileName = a_FileName;
std::string FileNameWithoutExt = FileName.substr(0, FileName.find_last_of(".") );
std::string FileNameJson = FileNameWithoutExt + ".json";
// Write to file
#ifdef _WIN32
if( fopen_s(&f, FileNameJson.c_str(), "wb" ) == 0 ) // no error
#else
if( (f = fopen(FileNameJson.c_str(), "wb" ) ) != 0 ) // no error
#endif
{
if( fwrite( JsonData.c_str(), JsonData.size(), 1, f ) != 1 ) { LOGERROR("ERROR WRITING PLAYER JSON TO FILE %s", FileNameJson.c_str() ); return; }
fclose( f );
}
// Delete old format file, only do this when conversion has succeeded
if( std::remove( a_FileName ) != 0 )
{
LOGERROR("COULD NOT DELETE FILE %s", a_FileName );
return;
}
LOGINFO("Successfully converted binary to Json %s", FileNameJson.c_str() );
}
// Helper function
StringList GetDirectoryContents( const char* a_Directory )
{
StringList AllFiles;
#ifdef _WIN32
std::string FileFilter = std::string( a_Directory ) + "*.*";
HANDLE hFind;
WIN32_FIND_DATA FindFileData;
if( ( hFind = FindFirstFile(FileFilter.c_str(), &FindFileData) ) != INVALID_HANDLE_VALUE)
{
do
{
AllFiles.push_back( FindFileData.cFileName );
} while( FindNextFile(hFind, &FindFileData) );
FindClose(hFind);
}
#else
DIR *dp;
struct dirent *dirp;
if( (dp = opendir( a_Directory ) ) == NULL)
{
LOGERROR("Error (%i) opening %s\n", errno, a_Directory );
}
else
{
while ((dirp = readdir(dp)) != NULL)
{
AllFiles.push_back( dirp->d_name );
}
closedir(dp);
}
#endif
return AllFiles;
}
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