STDMETHODIMP CHandler::UpdateItems(ISequentialOutStream *outStream, UInt32 numItems,
IArchiveUpdateCallback *updateCallback)
{
COM_TRY_BEGIN
const CArchiveDatabaseEx *db = 0;
#ifdef _7Z_VOL
if (_volumes.Size() > 1)
return E_FAIL;
const CVolume *volume = 0;
if (_volumes.Size() == 1)
{
volume = &_volumes.Front();
db = &volume->Database;
}
#else
if (_inStream != 0)
db = &_db;
#endif
CObjectVector<CUpdateItem> updateItems;
for (UInt32 i = 0; i < numItems; i++)
{
Int32 newData, newProps;
UInt32 indexInArchive;
if (!updateCallback)
return E_FAIL;
RINOK(updateCallback->GetUpdateItemInfo(i, &newData, &newProps, &indexInArchive));
CUpdateItem ui;
ui.NewProps = IntToBool(newProps);
ui.NewData = IntToBool(newData);
ui.IndexInArchive = indexInArchive;
ui.IndexInClient = i;
ui.IsAnti = false;
ui.Size = 0;
if (ui.IndexInArchive != -1)
{
if (db == 0 || ui.IndexInArchive >= db->Files.Size())
return E_INVALIDARG;
const CFileItem &fi = db->Files[ui.IndexInArchive];
ui.Name = fi.Name;
ui.IsDir = fi.IsDir;
ui.Size = fi.Size;
ui.IsAnti = db->IsItemAnti(ui.IndexInArchive);
ui.CTimeDefined = db->CTime.GetItem(ui.IndexInArchive, ui.CTime);
ui.ATimeDefined = db->ATime.GetItem(ui.IndexInArchive, ui.ATime);
ui.MTimeDefined = db->MTime.GetItem(ui.IndexInArchive, ui.MTime);
}
if (ui.NewProps)
{
bool nameIsDefined;
bool folderStatusIsDefined;
{
NCOM::CPropVariant prop;
RINOK(updateCallback->GetProperty(i, kpidAttrib, &prop));
if (prop.vt == VT_EMPTY)
ui.AttribDefined = false;
else if (prop.vt != VT_UI4)
return E_INVALIDARG;
else
{
ui.Attrib = prop.ulVal;
ui.AttribDefined = true;
}
}
// we need MTime to sort files.
RINOK(GetTime(updateCallback, i, WriteCTime, kpidCTime, ui.CTime, ui.CTimeDefined));
RINOK(GetTime(updateCallback, i, WriteATime, kpidATime, ui.ATime, ui.ATimeDefined));
RINOK(GetTime(updateCallback, i, true, kpidMTime, ui.MTime, ui.MTimeDefined));
{
NCOM::CPropVariant prop;
RINOK(updateCallback->GetProperty(i, kpidPath, &prop));
if (prop.vt == VT_EMPTY)
nameIsDefined = false;
else if (prop.vt != VT_BSTR)
return E_INVALIDARG;
else
{
ui.Name = NItemName::MakeLegalName(prop.bstrVal);
nameIsDefined = true;
}
}
{
NCOM::CPropVariant prop;
RINOK(updateCallback->GetProperty(i, kpidIsDir, &prop));
if (prop.vt == VT_EMPTY)
folderStatusIsDefined = false;
else if (prop.vt != VT_BOOL)
return E_INVALIDARG;
else
{
ui.IsDir = (prop.boolVal != VARIANT_FALSE);
folderStatusIsDefined = true;
}
}
{
NCOM::CPropVariant prop;
RINOK(updateCallback->GetProperty(i, kpidIsAnti, &prop));
if (prop.vt == VT_EMPTY)
ui.IsAnti = false;
else if (prop.vt != VT_BOOL)
return E_INVALIDARG;
else
ui.IsAnti = (prop.boolVal != VARIANT_FALSE);
}
if (ui.IsAnti)
{
ui.AttribDefined = false;
ui.CTimeDefined = false;
ui.ATimeDefined = false;
ui.MTimeDefined = false;
ui.Size = 0;
}
if (!folderStatusIsDefined && ui.AttribDefined)
ui.SetDirStatusFromAttrib();
}
if (ui.NewData)
{
NCOM::CPropVariant prop;
RINOK(updateCallback->GetProperty(i, kpidSize, &prop));
if (prop.vt != VT_UI8)
return E_INVALIDARG;
ui.Size = (UInt64)prop.uhVal.QuadPart;
if (ui.Size != 0 && ui.IsAnti)
return E_INVALIDARG;
}
updateItems.Add(ui);
}
CCompressionMethodMode methodMode, headerMethod;
RINOK(SetCompressionMethod(methodMode, headerMethod));
#ifdef COMPRESS_MT
methodMode.NumThreads = _numThreads;
headerMethod.NumThreads = 1;
#endif
CMyComPtr<ICryptoGetTextPassword2> getPassword2;
updateCallback->QueryInterface(IID_ICryptoGetTextPassword2, (void **)&getPassword2);
if (getPassword2)
{
CMyComBSTR password;
Int32 passwordIsDefined;
RINOK(getPassword2->CryptoGetTextPassword2(&passwordIsDefined, &password));
methodMode.PasswordIsDefined = IntToBool(passwordIsDefined);
if (methodMode.PasswordIsDefined)
methodMode.Password = password;
}
else
methodMode.PasswordIsDefined = false;
bool compressMainHeader = _compressHeaders; // check it
bool encryptHeaders = false;
if (methodMode.PasswordIsDefined)
{
if (_encryptHeadersSpecified)
encryptHeaders = _encryptHeaders;
#ifndef _NO_CRYPTO
else
encryptHeaders = _passwordIsDefined;
#endif
compressMainHeader = true;
if (encryptHeaders)
{
headerMethod.PasswordIsDefined = methodMode.PasswordIsDefined;
headerMethod.Password = methodMode.Password;
}
}
if (numItems < 2)
compressMainHeader = false;
CUpdateOptions options;
options.Method = &methodMode;
options.HeaderMethod = (_compressHeaders || encryptHeaders) ? &headerMethod : 0;
options.UseFilters = _level != 0 && _autoFilter;
options.MaxFilter = _level >= 8;
options.HeaderOptions.CompressMainHeader = compressMainHeader;
options.HeaderOptions.WriteCTime = WriteCTime;
options.HeaderOptions.WriteATime = WriteATime;
options.HeaderOptions.WriteMTime = WriteMTime;
options.NumSolidFiles = _numSolidFiles;
options.NumSolidBytes = _numSolidBytes;
options.SolidExtension = _solidExtension;
options.RemoveSfxBlock = _removeSfxBlock;
options.VolumeMode = _volumeMode;
COutArchive archive;
CArchiveDatabase newDatabase;
CMyComPtr<ICryptoGetTextPassword> getPassword;
updateCallback->QueryInterface(IID_ICryptoGetTextPassword, (void **)&getPassword);
HRESULT res = Update(
EXTERNAL_CODECS_VARS
#ifdef _7Z_VOL
volume ? volume->Stream: 0,
volume ? db : 0,
#else
_inStream,
db,
#endif
updateItems,
archive, newDatabase, outStream, updateCallback, options
#ifndef _NO_CRYPTO
, getPassword
#endif
);
RINOK(res);
updateItems.ClearAndFree();
return archive.WriteDatabase(EXTERNAL_CODECS_VARS
newDatabase, options.HeaderMethod, options.HeaderOptions);
COM_TRY_END
}
