/// <summary>
/// Создать каталог из потока
/// </summary>
/// <param name="stream"></param>
/// <param name="_zipped"></param>
/// <param name="leave_stream"></param>
public V8Catalog(Stream stream, bool _zipped, bool leave_stream = false)
{
is_cfu = false;
iscatalogdefined = false;
zipped = _zipped;
Data = stream;
File = null;
if (Data.Length != 0)
{
Data.Write(StringToByteArray(_EMPTY_CATALOG_TEMPLATE), 0, CATALOG_HEADER_LEN2);
}
if (IsCatalog())
{
Initialize();
}
else
{
First = null;
Last = null;
start_empty = 0;
page_size = 0;
version = 0;
zipped = false;
is_fatmodified = false;
is_emptymodified = false;
is_modified = false;
is_destructed = false;
flushed = false;
}
leave_data = leave_stream;
} // создать каталог из потока
public V8File(V8Catalog _parent, String _name, V8File _previous, int _start_data, int _start_header, DateTime _time_create, DateTime _time_modify)
{
IsDestructed = false;
Flushed = false;
Parent = _parent;
Name = _name;
Previous = _previous;
Next = null;
Data = null;
StartData = _start_data;
StartHeader = _start_header;
IsDataModified = (StartData != 0 ? true : false);
IsHeaderModified = (StartHeader != 0 ? true : false);
if (Previous != null)
{
Previous.Next = this;
}
else
{
Parent.First = this;
}
ISCatalog = FileIsCatalog.iscatalog_unknown;
Self = null;
IsOpened = false;
TimeCreate = _time_create;
TimeModify = _time_modify;
SelfZipped = false;
if (Parent != null)
{
Parent.Files[Name.ToUpper()] = this;
}
}
public void SaveToDir(String DirName)
{
V8File f = First;
DirectoryInfo di = new DirectoryInfo(DirName);
di.Create();
if (!DirName.EndsWith("\\"))
{
DirName += '\\';
}
while (f != null)
{
if (f.IsCatalog())
{
f.GetCatalog().SaveToDir(DirName + f.Name);
}
else
{
f.SaveToFile(DirName + f.Name);
}
f.Close();
f = f.Next;
}
}
public V8Catalog CreateCatalog(String FileName, bool _selfzipped = false)
{
V8Catalog ret;
V8File f = CreateFile(FileName, _selfzipped);
if (f.GetFileLength() > 0)
{
if (f.IsCatalog())
{
ret = f.GetCatalog();
}
else
{
ret = null;
}
}
else
{
f.Write(Encoding.UTF8.GetBytes(_EMPTY_CATALOG_TEMPLATE), CATALOG_HEADER_LEN2);
ret = f.GetCatalog();
}
return(ret);
}
public bool leave_data; // признак, что не нужно удалять основной поток (data) при уничтожении объекта
#region Конструкторы класса
/// <summary>
/// создать каталог из файла
/// </summary>
/// <param name="f"></param>
public V8Catalog(V8File f) // создать каталог из файла
{
is_cfu = false;
iscatalogdefined = false;
File = f;
File.Open();
Data = File.Data;
zipped = false;
if (IsCatalog())
{
Initialize();
}
else
{
First = null;
Last = null;
start_empty = 0;
page_size = 0;
version = 0;
zipped = false;
is_fatmodified = false;
is_emptymodified = false;
is_modified = false;
is_destructed = false;
flushed = false;
leave_data = false;
}
}
public static Tree Get_treeFromV8file(V8File f)
{
//TBytesStream* sb;
Encoding enc;
Byte[] bytes = new Byte[0x1000];
Int32 offset;
Tree rt;
//MemoryStream sb = new MemoryStream(bytes);
MemoryTributary sb = new MemoryTributary(bytes);
//f.SaveToStream(sb);
f.SaveToStream(sb);
enc = null;
/*
* //offset = Encoding::GetBufferEncoding(sb->GetBytes(), enc);
* offset = Encoding.GetEncoding()
* if (offset == 0)
* {
* msreg_g.AddError("Ошибка определения кодировки файла контейнера",
* "Файл", f->GetFullName());
* delete sb;
* return nullptr;
* }
* bytes = TEncoding::Convert(enc, TEncoding::Unicode, sb->GetBytes(), offset, sb->GetSize() - offset);
*
* rt = parse_1Ctext(String((WCHART*)&bytes[0], bytes.size() / 2), f->GetFullName());
* delete sb;
*/
return(null);
}
public V8File CreateFile(String FileName, bool _selfzipped = false) // CreateFile в win64 определяется как CreateFileW, пришлось заменить на маленькую букву
{
Int64 v8t = 0;
V8File f;
f = GetFile(FileName);
if (f != null)
{
SetCurrentTime(v8t);
f = new V8File(this, FileName, Last, 0, 0, new DateTime(v8t), new DateTime(v8t));
f.SelfZipped = _selfzipped;
Last = f;
is_fatmodified = true;
}
return(f);
}
public V8File GetFile(String FileName)
{
V8File ret = null;
foreach (KeyValuePair <String, V8File> kvp in Files)
{
if (kvp.Key.Equals(FileName.ToUpper()))
{
ret = kvp.Value;
break;
}
else
{
ret = null;
}
}
return(ret);
}
public void DeleteFile()
{
if (Parent != null)
{
if (Next != null)
{
Next.Previous = Previous;
}
else
{
Parent.Last = Previous;
}
if (Previous != null)
{
Previous.Next = Next;
}
else
{
Parent.First = Next;
}
Parent.is_fatmodified = true;
Parent.FreeBlock(StartData);
Parent.FreeBlock(StartHeader);
Parent.Files.Remove(Name.ToUpper());
Parent = null;
}
Data = null;
if (Self != null)
{
Self.Data = null;
Self = null;
}
ISCatalog = FileIsCatalog.iscatalog_false;
Next = null;
Previous = null;
IsOpened = false;
StartData = 0;
StartHeader = 0;
IsDataModified = false;
IsHeaderModified = false;
}
public void DeleteFile(String FileName)
{
V8File f = First;
while (f != null)
{
//if (!f.name.CompareIC(FileName))
if (String.Compare(f.Name, FileName, true) != 0)
{
f.DeleteFile();
f = null;
}
if (f != null)
{
f = f.Next;
}
}
}
public V8Catalog(String name, bool _zipped) // создать каталог из физического файла (cf, epf, erf, hbk, cfu)
{
iscatalogdefined = false;
is_cfu = false;
zipped = _zipped;
if (!System.IO.File.Exists(name))
{
Data = new FileStream(name, FileMode.Create);
Data.Write(StringToByteArray(_EMPTY_CATALOG_TEMPLATE), 0, CATALOG_HEADER_LEN2);
Data.Dispose();
}
Data = new FileStream(name, FileMode.Open);
File = null;
if (IsCatalog())
{
Initialize();
}
else
{
First = null;
Last = null;
start_empty = 0;
page_size = 0;
version = 0;
zipped = false;
is_fatmodified = false;
is_emptymodified = false;
is_modified = false;
is_destructed = false;
flushed = false;
leave_data = false;
}
Data?.Dispose();
}
public bool is_modified; // признак модифицированности
/// <summary>
/// Инициализация объекта
/// </summary>
public void Initialize()
{
is_destructed = false;
Catalog_Header _ch = new Catalog_Header();
int _temp = 0;
string _name = "";
FAT_Item _fi;
//char* _temp_buf;
//byte[] _temp_buf = new byte[32];
MemoryStream _file_header = new MemoryStream();
Stream _fat = null;
V8File _prev = null;
V8File _file = null;
V8File f = null;
int _countfiles = 0;
Data.Seek(0, SeekOrigin.Begin);
_ch = ReadFromData(Data);
// т.к. читаем не с помощью метода чтения потока Data, позицию необходимо менять вручную
//Data.Seek(16, SeekOrigin.Begin);
start_empty = _ch.Start_Empty;
page_size = _ch.Page_Size;
version = _ch.Version;
First = null;
_prev = null;
try
{
if (Data.Length > 16)
{
int rlen = 0;
_fat = Read_Block(Data, 16, ref rlen);
_fat.Seek(0, SeekOrigin.Begin);
//_countfiles = (int)_fat.Length / 12;
_countfiles = rlen / 12;
//_countfiles = ((MemoryStream)_fat).Capacity / 0x100 / 12;
//_countfiles = (int)_fat.Length / 12;
for (int i = 0; i < _countfiles; i++)
{
//_fi = ReadFatItemFromData(Data);
_fi = ReadFatItemFromData(_fat);
Read_Block(Data, _fi.Header_Start, ref rlen, _file_header);
_file_header.Seek(0, SeekOrigin.Begin);
byte[] _temp_buf = new byte[_file_header.Length];
//_file_header->Read(_temp_buf, _file_header->Size);
_file_header.Read(_temp_buf, 0, (int)_file_header.Length);
// TODO: Надо пристально проверять что здесь происходит
// _name = (wchar_t*)(_temp_buf + 20); - это ГУИД из 36 символов
//_name = GetString(_temp_buf)[20].ToString();
byte[] _tmp_uid = new byte[72];
Array.Copy(_temp_buf, 20, _tmp_uid, 0, 72);
_name = GetString(_tmp_uid);
if (_name.IndexOf("root") != -1)
{
_name = "root";
}
if (_name.IndexOf("version") != -1)
{
if (_name.IndexOf("versions") != -1)
{
_name = "versions";
}
else
{
_name = "version";
}
}
// TODO: Надо пристально проверять что здесь происходит
//_file = new v8file(this, _name, _prev, _fi.data_start, _fi.header_start, (__int64*)_temp_buf, (__int64*)(_temp_buf + 8));
_file = new V8File(this, _name, _prev, _fi.Data_Start, _fi.Header_Start, new DateTime(), new DateTime());
if (_prev == null)
{
First = _file;
}
_prev = _file;
}
//_file_header.Close();
//_fat.Close();
}
}
catch (Exception)
{
f = First;
while (f != null)
{
f.Close();
f = f.Next;
}
while (First != null)
{
First.Close();
}
iscatalog = false;
iscatalogdefined = true;
First = null;
Last = null;
start_empty = 0;
page_size = 0;
version = 0;
zipped = false;
}
Last = _prev;
is_fatmodified = false;
is_emptymodified = false;
is_modified = false;
is_destructed = false;
flushed = false;
leave_data = false;
}
/// <summary>
/// создать каталог из физического файла (cf, epf, erf, hbk, cfu)
/// </summary>
/// <param name="name"></param>
public V8Catalog(String name) // создать каталог из физического файла (cf, epf, erf, hbk, cfu)
{
iscatalogdefined = false;
String ext = Path.GetExtension(name).ToLower();
if (ext == str_cfu)
{
is_cfu = true;
zipped = false;
//data = new MemoryStream();
Data = new MemoryTributary();
if (!System.IO.File.Exists(name))
{
//data.WriteBuffer(_EMPTY_CATALOG_TEMPLATE, CATALOG_HEADER_LEN);
Data.Write(StringToByteArray(_EMPTY_CATALOG_TEMPLATE), 0, CATALOG_HEADER_LEN2);
CFu = new FileStream(name, FileMode.Create);
}
else
{
CFu = new FileStream(name, FileMode.Append);
// Inflate((MemoryTributary)cfu, out data); TODO надо дорабатывать обязательно
}
}
else
{
zipped = ext == str_cf || ext == str_epf || ext == str_erf || ext == str_cfe;
is_cfu = false;
if (!System.IO.File.Exists(name))
{
// FileStream data1 = new FileStream(name, FileMode.Create);
// data1.Write(StringToByteArray(_EMPTY_CATALOG_TEMPLATE), 0, CATALOG_HEADER_LEN2);
// //data1 = null;
// data1.Dispose();
Data = new FileStream(name, FileMode.Create);
Data.Write(StringToByteArray(_EMPTY_CATALOG_TEMPLATE), 0, CATALOG_HEADER_LEN2);
//data1 = null;
if (Data != null)
{
Data.Dispose();
}
}
//Data = new FileStream(name, FileMode.Append);
Data = new FileStream(name, FileMode.Open);
}
File = null;
if (IsCatalog())
{
Initialize();
}
else
{
First = null;
Last = null;
start_empty = 0;
page_size = 0;
version = 0;
zipped = false;
is_fatmodified = false;
is_emptymodified = false;
is_modified = false;
is_destructed = false;
flushed = false;
leave_data = false;
}
// if (CFu != null)
// CFu.Dispose();
// if (Data != null)
// Data.Dispose();
}