vcs.maemo.org Git - physicsfs/blob - lzma/CPP/7zip/UI/Common/ArchiveOpenCallback.cpp

   1 // ArchiveOpenCallback.cpp
   2
   3 #include "StdAfx.h"
   4
   5 #include "ArchiveOpenCallback.h"
   6
   7 #include "Common/StringConvert.h"
   8 #include "Common/ComTry.h"
   9 #include "Windows/PropVariant.h"
  10
  11 #include "../../Common/FileStreams.h"
  12
  13 using namespace NWindows;
  14
  15 STDMETHODIMP COpenCallbackImp::SetTotal(const UInt64 *files, const UInt64 *bytes)
  16 {
  17   COM_TRY_BEGIN
  18   if (!Callback)
  19     return S_OK;
  20   return Callback->SetTotal(files, bytes);
  21   COM_TRY_END
  22 }
  23
  24 STDMETHODIMP COpenCallbackImp::SetCompleted(const UInt64 *files, const UInt64 *bytes)
  25 {
  26   COM_TRY_BEGIN
  27   if (!Callback)
  28     return S_OK;
  29   return Callback->SetTotal(files, bytes);
  30   COM_TRY_END
  31 }
  32
  33 STDMETHODIMP COpenCallbackImp::GetProperty(PROPID propID, PROPVARIANT *value)
  34 {
  35   COM_TRY_BEGIN
  36   NCOM::CPropVariant propVariant;
  37   if (_subArchiveMode)
  38   {
  39     switch(propID)
  40     {
  41       case kpidName:
  42         propVariant = _subArchiveName;
  43         break;
  44     }
  45     propVariant.Detach(value);
  46     return S_OK;
  47   }
  48   switch(propID)
  49   {
  50     case kpidName:
  51       propVariant = _fileInfo.Name;
  52       break;
  53     case kpidIsFolder:
  54       propVariant = _fileInfo.IsDirectory();
  55       break;
  56     case kpidSize:
  57       propVariant = _fileInfo.Size;
  58       break;
  59     case kpidAttributes:
  60       propVariant = (UInt32)_fileInfo.Attributes;
  61       break;
  62     case kpidLastAccessTime:
  63       propVariant = _fileInfo.LastAccessTime;
  64       break;
  65     case kpidCreationTime:
  66       propVariant = _fileInfo.CreationTime;
  67       break;
  68     case kpidLastWriteTime:
  69       propVariant = _fileInfo.LastWriteTime;
  70       break;
  71     }
  72   propVariant.Detach(value);
  73   return S_OK;
  74   COM_TRY_END
  75 }
  76
  77 int COpenCallbackImp::FindName(const UString &name)
  78 {
  79   for (int i = 0; i < FileNames.Size(); i++)
  80     if (name.CompareNoCase(FileNames[i]) == 0)
  81       return i;
  82   return -1;
  83 }
  84
  85 struct CInFileStreamVol: public CInFileStream
  86 {
  87   UString Name;
  88   COpenCallbackImp *OpenCallbackImp;
  89   CMyComPtr<IArchiveOpenCallback> OpenCallbackRef;
  90   ~CInFileStreamVol()
  91   {
  92     int index = OpenCallbackImp->FindName(Name);
  93     if (index >= 0)
  94       OpenCallbackImp->FileNames.Delete(index);
  95   }
  96 };
  97
  98 STDMETHODIMP COpenCallbackImp::GetStream(const wchar_t *name, IInStream **inStream)
  99 {
 100   COM_TRY_BEGIN
 101   if (_subArchiveMode)
 102     return S_FALSE;
 103   if (Callback)
 104   {
 105     RINOK(Callback->CheckBreak());
 106   }
 107   *inStream = NULL;
 108   UString fullPath = _folderPrefix + name;
 109   if (!NFile::NFind::FindFile(fullPath, _fileInfo))
 110     return S_FALSE;
 111   if (_fileInfo.IsDirectory())
 112     return S_FALSE;
 113   CInFileStreamVol *inFile = new CInFileStreamVol;
 114   CMyComPtr<IInStream> inStreamTemp = inFile;
 115   if (!inFile->Open(fullPath))
 116     return ::GetLastError();
 117   *inStream = inStreamTemp.Detach();
 118   inFile->Name = name;
 119   inFile->OpenCallbackImp = this;
 120   inFile->OpenCallbackRef = this;
 121   FileNames.Add(name);
 122   TotalSize += _fileInfo.Size;
 123   return S_OK;
 124   COM_TRY_END
 125 }
 126
 127 #ifndef _NO_CRYPTO
 128 STDMETHODIMP COpenCallbackImp::CryptoGetTextPassword(BSTR *password)
 129 {
 130   COM_TRY_BEGIN
 131   if (!Callback)
 132     return E_NOTIMPL;
 133   return Callback->CryptoGetTextPassword(password);
 134   COM_TRY_END
 135 }
 136 #endif
 137