//прячет байтовый массив в docx файл
public static void HideBytesInDoc(byte[] b, string path, Encoding1 enc = Encoding1.Unicode)
{
Microsoft.Office.Interop.Word.Application app = new Microsoft.Office.Interop.Word.Application();
object filename = path;
Document doc = app.Documents.Open(ref filename);
StringBuilder strOfBits = new StringBuilder();
foreach (byte item in b)
{
strOfBits.Append(GetBits(item));
}
for (int i = 0; i < strOfBits.Length; i++)
{
if (strOfBits[i] == '1')
{
switch (enc)
{
case Encoding1.cp866:
doc.Characters[i + 1].Font.Color = (WdColor)ColorTranslator.ToOle(Color.FromArgb(0, 0, 0, 1));
break;
case Encoding1.win1251:
doc.Characters[i + 1].Font.Size = (float)14.5;
break;
case Encoding1.koi8u:
doc.Characters[i + 1].Font.Scaling = 101;
break;
case Encoding1.Unicode:
doc.Characters[i + 1].Font.Spacing = (float)0.1;
break;
}
}
}
doc.Save();
doc.Close();
app.Quit();
}
//запись строки в битовый массив
public static byte[] GetBytes(string source, Encoding1 enc = Encoding1.Unicode)
{
Encoding encoding = Encoding.Unicode;
switch (enc)
{
case Encoding1.win1251:
encoding = Encoding.GetEncoding("windows-1251");
break;
case Encoding1.cp866:
encoding = Encoding.GetEncoding("cp866");
break;
case Encoding1.koi8u:
encoding = Encoding.GetEncoding("koi8-u");
break;
}
byte[] bb = encoding.GetBytes(source);
return(bb);
}
//получение строки из битового массива
public static string GetString(byte[] source, Encoding1 enc = Encoding1.Unicode)
{
Encoding encoding = Encoding.Unicode;
switch (enc)
{
case Encoding1.win1251:
encoding = Encoding.GetEncoding("windows-1251");
break;
case Encoding1.cp866:
encoding = Encoding.GetEncoding("cp866");
break;
case Encoding1.koi8u:
encoding = Encoding.GetEncoding("koi8-u");
break;
}
string str = encoding.GetString(source);
return(str);
}
//извлекает байтовый массив из docx файла
public static byte[] TakeBytesFromDoc(string path, Encoding1 enc = Encoding1.Unicode)
{
Microsoft.Office.Interop.Word.Application app = new Microsoft.Office.Interop.Word.Application();
object filename = path;
Document doc = app.Documents.Open(ref filename);
StringBuilder strBits = new StringBuilder();
for (int i = 0; i < doc.Characters.Count; i++)
{
object start = i;
object end = i + 1;
bool bit = false;
Range range = doc.Range(ref start, ref end);
switch (enc)
{
case Encoding1.cp866:
if (range.Font.Color == (WdColor)ColorTranslator.ToOle(Color.FromArgb(0, 0, 0, 1)))
{
bit = true;
}
break;
case Encoding1.win1251:
if (range.Font.Size == (float)14.5)
{
bit = true;
}
break;
case Encoding1.koi8u:
if (range.Font.Scaling == 101)
{
bit = true;
}
break;
case Encoding1.Unicode:
if (range.Font.Spacing == (float)0.1)
{
bit = true;
}
break;
}
if (bit)
{
strBits.Append('1');
}
else
{
strBits.Append('0');
}
}
List <string> bytes = new List <string>();
int kk = 0;
int k0 = 0;
StringBuilder strB = new StringBuilder();
for (int i = 0; i < strBits.Length; i++)
{
strB.Append(strBits[i]);
kk++;
if (kk % 8 == 0)
{
bytes.Add(strB.ToString());
if (strB.ToString() == "00000000")
{
k0++;
}
else
{
k0 = 0;
}
strB = new StringBuilder();
}
if (k0 == 3)
{
if (enc == Encoding1.Unicode)
{
bytes.RemoveRange(bytes.Count - 2, 2);
}
else
{
bytes.RemoveRange(bytes.Count - 3, 3);
}
break;
}
}
byte[] byts = new byte[bytes.Count];
for (int i = 0; i < bytes.Count; i++)
{
byts[i] = GetByteFromBitString(bytes[i]);
}
doc.Close();
app.Quit();
return(byts);
}
