extractcallbackconsole.cpp

由7-zip提供的压缩、解压缩程序

// ExtractCallbackConsole.h

#include "StdAfx.h"

#include "ExtractCallbackConsole.h"
#include "UserInputUtils.h"
#include "ConsoleClose.h"

#include "Common/Wildcard.h"

#include "Windows/FileDir.h"
#include "Windows/FileFind.h"
#include "Windows/Time.h"
#include "Windows/Defs.h"
#include "Windows/PropVariant.h"
#include "Windows/Error.h"
#include "Windows/PropVariantConversions.h"

#include "../../Common/FilePathAutoRename.h"

#include "../Common/ExtractingFilePath.h"

using namespace NWindows;
using namespace NFile;
using namespace NDirectory;

static const char *kTestingString    =  "Testing     ";
static const char *kExtractingString =  "Extracting  ";
static const char *kSkippingString   =  "Skipping    ";

static const char *kCantAutoRename = "can not create file with auto name\n";
static const char *kCantRenameFile = "can not rename existing file\n";
static const char *kCantDeleteOutputFile = "can not delete output file ";
static const char *kError = "ERROR: ";
static const char *kMemoryExceptionMessage = "Can't allocate required memory!";

static const char *kProcessing = "Processing archive: ";
static const char *kEverythingIsOk = "Everything is Ok";
static const char *kNoFiles = "No files to process";

static const char *kUnsupportedMethod = "Unsupported Method";
static const char *kCRCFailed = "CRC Failed";
static const char *kDataError = "Data Error";
static const char *kUnknownError = "Unknown Error";

STDMETHODIMP CExtractCallbackConsole::SetTotal(UInt64 size)
{
  if (NConsoleClose::TestBreakSignal())
    return E_ABORT;
  return S_OK;
}

STDMETHODIMP CExtractCallbackConsole::SetCompleted(const UInt64 *completeValue)
{
  if (NConsoleClose::TestBreakSignal())
    return E_ABORT;
  return S_OK;
}

STDMETHODIMP CExtractCallbackConsole::AskOverwrite(
    const wchar_t *existName, const FILETIME *existTime, const UInt64 *existSize,
    const wchar_t *newName, const FILETIME *newTime, const UInt64 *newSize,
    Int32 *answer)
{
  (*OutStream) << "file " << existName << 
    "\nalready exists. Overwrite with " << endl;
  (*OutStream) << newName;
  
  NUserAnswerMode::EEnum overwriteAnswer = ScanUserYesNoAllQuit(OutStream);
  
  switch(overwriteAnswer)
  {
    case NUserAnswerMode::kQuit:
      return E_ABORT;
    case NUserAnswerMode::kNo:
      *answer = NOverwriteAnswer::kNo;
      break;
    case NUserAnswerMode::kNoAll:
      *answer = NOverwriteAnswer::kNoToAll;
      break;
    case NUserAnswerMode::kYesAll:
      *answer = NOverwriteAnswer::kYesToAll;
      break;
    case NUserAnswerMode::kYes:
      *answer = NOverwriteAnswer::kYes;
      break;
    case NUserAnswerMode::kAutoRename:
      *answer = NOverwriteAnswer::kAutoRename;
      break;
    default:
      return E_FAIL;
  }
  return S_OK;
}

STDMETHODIMP CExtractCallbackConsole::PrepareOperation(const wchar_t *name, Int32 askExtractMode, const UInt64 *position)
{
  switch (askExtractMode)
  {
    case NArchive::NExtract::NAskMode::kExtract:
      (*OutStream) << kExtractingString;
      break;
    case NArchive::NExtract::NAskMode::kTest:
      (*OutStream) << kTestingString;
      break;
    case NArchive::NExtract::NAskMode::kSkip:
      (*OutStream) << kSkippingString;
      break;
  };
  (*OutStream) << name;
  if (position != 0)
    (*OutStream) << " <" << *position << ">";
  return S_OK;
}

STDMETHODIMP CExtractCallbackConsole::MessageError(const wchar_t *message)
{
  (*OutStream) << message << endl;
  return S_OK;
}

STDMETHODIMP CExtractCallbackConsole::SetOperationResult(Int32 operationResult)
{
  switch(operationResult)
  {
    case NArchive::NExtract::NOperationResult::kOK:
      break;
    default:
    {
      NumFileErrorsInCurrentArchive++;
      NumFileErrors++;
      (*OutStream) << "     ";
      switch(operationResult)
      {
        case NArchive::NExtract::NOperationResult::kUnSupportedMethod:
          (*OutStream) << kUnsupportedMethod;
          break;
        case NArchive::NExtract::NOperationResult::kCRCError:
          (*OutStream) << kCRCFailed;
          break;
        case NArchive::NExtract::NOperationResult::kDataError:
          (*OutStream) << kDataError;
          break;
        default:
          (*OutStream) << kUnknownError;
      }
    }
  }
  (*OutStream) << endl;
  return S_OK;
}

STDMETHODIMP CExtractCallbackConsole::CryptoGetTextPassword(BSTR *password)
{
  if (!PasswordIsDefined)
  {
    Password = GetPassword(OutStream); 
    PasswordIsDefined = true;
  }
  CMyComBSTR tempName(Password);
  *password = tempName.Detach();
  return S_OK;
}

HRESULT CExtractCallbackConsole::BeforeOpen(const wchar_t *name)
{
  NumArchives++;
  NumFileErrorsInCurrentArchive = 0;
  (*OutStream) << endl << kProcessing << name << endl;
  return S_OK;
}

HRESULT CExtractCallbackConsole::OpenResult(const wchar_t *name, HRESULT result)
{
  (*OutStream) << endl;
  if (result != S_OK)
  {
    (*OutStream) << "Error: " << name << " is not supported archive" << endl;
    NumArchiveErrors++;
  }
  return S_OK;
}
  
HRESULT CExtractCallbackConsole::ThereAreNoFiles()
{
  (*OutStream) << endl << kNoFiles << endl;
  return S_OK;
}

HRESULT CExtractCallbackConsole::ExtractResult(HRESULT result)
{
  if (result == S_OK)
  {
    (*OutStream) << endl;
    if (NumFileErrorsInCurrentArchive == 0)
      (*OutStream) << kEverythingIsOk << endl;
    else 
    {
      NumArchiveErrors++;
      (*OutStream) << "Sub items Errors: " << NumFileErrorsInCurrentArchive << endl;
    }
  }
  if (result == S_OK)
    return result;
  NumArchiveErrors++;
  if (result == E_ABORT || result == ERROR_DISK_FULL)
    return result;
  (*OutStream) << endl << kError;
  if (result == E_OUTOFMEMORY)
    (*OutStream) << kMemoryExceptionMessage;
  else
  {
    UString message;
    NError::MyFormatMessage(result, message);
    (*OutStream) << message;
  }
  (*OutStream) << endl;
  return S_OK;
}

HRESULT CExtractCallbackConsole::SetPassword(const UString &password)
{
  PasswordIsDefined = true;
  Password = password;
  return S_OK;
}