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// ExtractEngine.cpp
#include "StdAfx.h"
#include "Windows/FileDir.h"
#include "Windows/Thread.h"
#include "../../UI/Common/OpenArchive.h"
#include "../../UI/FileManager/FormatUtils.h"
#include "ExtractCallback.h"
#include "ExtractEngine.h"
using namespace NWindows;
static LPCWSTR kCantFindArchive = L"Can not find archive file";
static LPCWSTR kCantOpenArchive = L"Can not open the file as archive";
struct CThreadExtracting
{
#ifndef _NO_PROGRESS
bool ShowProgress;
#endif
CCodecs *Codecs;
UString FileName;
UString DestFolder;
CExtractCallbackImp *ExtractCallbackSpec;
CMyComPtr<IArchiveExtractCallback> ExtractCallback;
CArchiveLink ArchiveLink;
HRESULT Result;
UString ErrorMessage;
void Process()
{
NFile::NFind::CFileInfoW fi;
if (!fi.Find(FileName))
{
ErrorMessage = kCantFindArchive;
Result = E_FAIL;
return;
}
Result = ArchiveLink.Open2(Codecs, CIntVector(), false, NULL, FileName, ExtractCallbackSpec);
if (Result != S_OK)
{
if (Result != S_OK)
ErrorMessage = kCantOpenArchive;
return;
}
UString dirPath = DestFolder;
NFile::NName::NormalizeDirPathPrefix(dirPath);
if (!NFile::NDirectory::CreateComplexDirectory(dirPath))
{
ErrorMessage = MyFormatNew(IDS_CANNOT_CREATE_FOLDER,
#ifdef LANG
0x02000603,
#endif
dirPath);
Result = E_FAIL;
return;
}
ExtractCallbackSpec->Init(ArchiveLink.GetArchive(), dirPath, L"Default", fi.MTime, 0);
#ifndef _NO_PROGRESS
if (ShowProgress)
ExtractCallbackSpec->ProgressDialog.WaitCreating();
#endif
Result = ArchiveLink.GetArchive()->Extract(0, (UInt32)-1 , BoolToInt(false), ExtractCallback);
#ifndef _NO_PROGRESS
if (ShowProgress)
ExtractCallbackSpec->ProgressDialog.MyClose();
#endif
}
static THREAD_FUNC_DECL MyThreadFunction(void *param)
{
((CThreadExtracting *)param)->Process();
return 0;
}
};
HRESULT ExtractArchive(CCodecs *codecs,const UString &fileName, const UString &destFolder,
bool showProgress, bool &isCorrupt, UString &errorMessage)
{
isCorrupt = false;
CThreadExtracting t;
t.Codecs = codecs;
t.FileName = fileName;
t.DestFolder = destFolder;
t.ExtractCallbackSpec = new CExtractCallbackImp;
t.ExtractCallback = t.ExtractCallbackSpec;
#ifndef _NO_PROGRESS
t.ShowProgress = showProgress;
if (showProgress)
{
NWindows::CThread thread;
RINOK(thread.Create(CThreadExtracting::MyThreadFunction, &t));
UString title;
#ifdef LANG
title = LangLoadString(IDS_PROGRESS_EXTRACTING, 0x02000890);
#else
title = NWindows::MyLoadStringW(IDS_PROGRESS_EXTRACTING);
#endif
t.ExtractCallbackSpec->StartProgressDialog(title);
}
else
#endif
{
t.Process();
}
errorMessage = t.ErrorMessage;
if (errorMessage.IsEmpty())
errorMessage = t.ExtractCallbackSpec->_message;
isCorrupt = t.ExtractCallbackSpec->_isCorrupt;
return t.Result;
}
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