bool ExtractFile( char const* mpq_name, std::string const& filename )
{
for(ArchiveSet::const_reverse_iterator i=gOpenArchives.rbegin(); i!=gOpenArchives.rend();++i)
{
HANDLE fileHandle;
if (!SFileOpenFileEx(*i, mpq_name, SFILE_OPEN_PATCHED_FILE, &fileHandle))
continue;
if (SFileGetFileSize(fileHandle, NULL) == 0) // some files removed in next updates and its reported size 0
{
SFileCloseFile(fileHandle);
return true;
}
SFileCloseFile(fileHandle);
if (!SFileExtractFile(*i, mpq_name, filename.c_str(), SFILE_OPEN_PATCHED_FILE))
{
printf("Can't extract file: %s\n", mpq_name);
return false;
}
return true;
}
printf("Extracting file not found: %s\n", filename.c_str());
return false;
}
bool MpkManip::cleanupFragment(const char* mpkFilename)
{
bool bOk = false;
HANDLE hMpk = 0;
char tempFilename[MAX_PATH];
if(SFileCreateArchiveEx(mpkFilename,OPEN_EXISTING,8000,&hMpk))
{
uint nTotal = SFileGetFileInfo(hMpk,SFILE_INFO_NUM_FILES);
uint nFiles = 0;
char tempPath[MAX_PATH];
getTempPath(MAX_PATH, tempPath);
getTempFileName(tempPath,tempFilename);
HANDLE hTargetMpk = 0;
if(SFileCreateArchiveEx(tempFilename,CREATE_ALWAYS,8000,&hTargetMpk))
{
SFILE_FIND_DATA fileFindData;
HANDLE hFind = SFileFindFirstFile(hMpk,"*",&fileFindData,0);
if(hFind)
{
do
{
const char* pFilename = fileFindData.cFileName;
char tempFilename[MAX_PATH];
getTempFileName(tempPath,tempFilename);
if(SFileExtractFile(hMpk,pFilename,tempFilename))
{
if(SFileAddFile(hTargetMpk,tempFilename,pFilename,MPK_FILE_REPLACEEXISTING | MPK_FILE_COMPRESS_PKWARE))
{
nFiles++;
}
}
}
while(SFileFindNextFile(hFind,&fileFindData));
if(nTotal == nFiles)bOk = true;
}
SFileCloseArchive(hTargetMpk);
}
SFileCloseArchive(hMpk);
}
if(bOk && copyFile(tempFilename,mpkFilename,FALSE))
{
bOk = true;
}
return bOk;
}
//source和target都是文件名
bool MpkManip::extractFile(const char* source,const char* targetFilename,bool replaceExist)
{
bool bOk = false;
CPathA sourceFilename;
sourceFilename = source;
CPathA path;
path = targetFilename;
CPathA parent(path.getParentDir());
if (!parent.empty())
createDirectoryRecursive(parent.c_str());
if(isFile(targetFilename) && !replaceExist)return true;
return SFileExtractFile(m_hMpk,source,targetFilename) != FALSE;
}