private static bool RestoreFromFileWithSize(string fn, string init)
{
try
{
string startWithFn = SafetyFile.GetFilenameStartWith(fn + init);
if (string.IsNullOrEmpty(startWithFn))
{
return(false);
}
SafetyFile.AssertFileSize(startWithFn);
File.Copy(startWithFn, fn);
}
catch
{
return(false);
}
return(true);
}
public static void Save(Stream stm, string fn)
{
if (File.Exists(fn))
{
var newName = SafetyFile.GetNewName(fn);
SafetyFile.WriteStreamToFile(stm, newName);
SafetyFile.DeleteFilesNameStartWith(newName + "_");
var fi = new FileInfo(newName);
var newSplitFn = newName + "_" + fi.Length;
FileEx.ReName(newName, newSplitFn);
fi = new FileInfo(fn);
string oldName = SafetyFile.GetOldName(fn) + "_";
SafetyFile.DeleteFilesNameStartWith(oldName);
string newfn = oldName + fi.Length;
if (SafetyFile.IsFileStreamWithName(stm, fn))
{
stm.Close();
}
FileEx.ReName(fn, newfn);
SafetyFile.AssertFileSize(newSplitFn);
FileEx.ReName(newSplitFn, fn);
}
else
{
int idx = fn.LastIndexOf('\\');
if (idx > 0)
{
Directory.CreateDirectory(fn.Substring(0, idx));
}
SafetyFile.WriteStreamToFile(stm, fn);
if (SafetyFile.IsFileStreamWithName(stm, fn))
{
stm.Close();
}
}
}
