private bool clear_dest_attributes(string destination_file, WIN32_FIND_DATA dest_data)
{
var fa_existing = dest_data.dwFileAttributes;
var fa_needed = dest_data.dwFileAttributes;
if ((fa_existing & FileAttributes.Hidden) == FileAttributes.Hidden)
{
if ((options & CopyEngineOptions.AllowClearAttributes) == CopyEngineOptions.AllowClearAttributes)
{
fa_needed = ~((~fa_existing) | FileAttributes.Hidden);
}
else
{
if (!process_error
(string.Format
(Options.GetLiteral(Options.LANG_DESTINATION_0_EXISTS_AND_HIDDEN_CLEARING_ATTRS_PROHIBITED),
destination_file),
null))
{
stop();
}
return(false);
}
}
if ((fa_existing & FileAttributes.ReadOnly) == FileAttributes.ReadOnly)
{
if ((options & CopyEngineOptions.AllowClearAttributes) == CopyEngineOptions.AllowClearAttributes)
{
fa_needed = ~((~fa_existing) | FileAttributes.ReadOnly);
}
else
{
if (!process_error
(string.Format
(Options.GetLiteral(Options.LANG_DESTINATION_0_EXISTS_AND_READONLY_CLEARING_ATTRS_PROHIBITED),
destination_file),
null))
{
stop();
}
return(false);
}
}
if (fa_existing != fa_needed)
{
try
{
WinAPiFSwrapper.SetFileAttributes(destination_file, fa_needed);
}
catch (Exception ex)
{
if (!process_error
(string.Format
(Options.GetLiteral(Options.LANG_CANNOT_CLEAR_HIDDEN_READONLY_ATTR_DESTINATION_0),
destination_file),
ex))
{
stop();
}
return(false);
}
}
return(true);
}
