private void InitialCode()
{
MimeCode aFieldCode = new MimeFieldCodeBase();
SetCode("Subject", aFieldCode);
SetCode("Comments", aFieldCode);
SetCode("Content-Description", aFieldCode);
aFieldCode = new MimeFieldCodeAddress();
SetCode("From", aFieldCode);
SetCode("To", aFieldCode);
SetCode("Resent-To", aFieldCode);
SetCode("Cc", aFieldCode);
SetCode("Resent-Cc", aFieldCode);
SetCode("Bcc", aFieldCode);
SetCode("Resent-Bcc", aFieldCode);
SetCode("Reply-To", aFieldCode);
SetCode("Resent-Reply-To", aFieldCode);
aFieldCode = new MimeFieldCodeParameter();
SetCode("Content-Type", aFieldCode);
SetCode("Content-Disposition", aFieldCode);
MimeCode aCode = new MimeCode();
SetCode("7bit", aCode);
SetCode("8bit", aCode);
aCode = new MimeCodeBase64();
SetCode("base64", aCode);
aCode = new MimeCodeQP();
SetCode("quoted-printable", aCode);
}
public void WriteToFile(string filePathName)
{
if (filePathName == null)
{
throw new ArgumentNullException();
}
StreamWriter sw = new StreamWriter(filePathName);
Stream bs = sw.BaseStream;
string encoding = GetTransferEncoding();
if (encoding == null)
{
encoding = MimeConst.Encoding7Bit;
}
MimeCode aCode = MimeCodeManager.Instance.GetCode(encoding);
aCode.Charset = GetCharset();
byte[] b = aCode.DecodeToBytes(mContent);
bs.Write(b, 0, b.Length);
sw.Close();
sw = null;
}
protected void EncodeNoDelimeter(string s, StringBuilder sb)
{
if (Charset == null)
{
Charset = System.Text.Encoding.Default.BodyName;
}
switch (SelectEncoding(s).ToLower())
{
case "non": sb.Append(s); break;
case "quoted-printable":
{
MimeCode aCode = MimeCodeManager.Instance.GetCode("quoted-printable");
aCode.Charset = Charset;
sb.AppendFormat("=?{0}?Q?{1}?=", Charset, aCode.EncodeFromString(s));
break;
}
case "base64":
{
MimeCode aCode = MimeCodeManager.Instance.GetCode("base64");
aCode.Charset = Charset;
sb.AppendFormat("=?{0}?B?{1}?=", Charset, aCode.EncodeFromString(s));
break;
}
}
}
private void InitialCode()
{
MimeCode aFieldCode = new MimeFieldCodeBase();
SetCode("Subject", aFieldCode);
SetCode("Comments", aFieldCode);
SetCode("Content-Description", aFieldCode);
aFieldCode = new MimeFieldCodeAddress();
SetCode("From", aFieldCode);
SetCode("To", aFieldCode);
SetCode("Resent-To", aFieldCode);
SetCode("Cc", aFieldCode);
SetCode("Resent-Cc", aFieldCode);
SetCode("Bcc", aFieldCode);
SetCode("Resent-Bcc", aFieldCode);
SetCode("Reply-To", aFieldCode);
SetCode("Resent-Reply-To", aFieldCode);
aFieldCode = new MimeFieldCodeParameter();
SetCode("Content-Type", aFieldCode);
SetCode("Content-Disposition", aFieldCode);
MimeCode aCode = new MimeCode();
SetCode("7bit", aCode);
SetCode("8bit", aCode);
aCode = new MimeCodeBase64();
SetCode("base64", aCode);
aCode = new MimeCodeQP();
SetCode("quoted-printable", aCode);
}
//load a field from a string buffer
public void LoadField(string strData)
{
if (strData == null)
{
throw new ArgumentNullException();
}
int colonIndex = strData.IndexOf(':');
if (colonIndex != -1)
{
m_strName = strData.Substring(0, colonIndex);
}
else
{
m_strName = "";
}
colonIndex++;
m_strValue = strData.Substring(colonIndex, strData.Length - colonIndex).Trim();
//need decode!!! and m_strCharset
MimeCode aFieldCode = MimeCodeManager.Instance.GetCode(GetName());
if (aFieldCode != null)
{
m_strValue = aFieldCode.DecodeToString(m_strValue);
m_strCharset = aFieldCode.Charset;
}
}
public override string DecodeToString(string s)
{
string dString = "";
int start = 0;
while (start < s.Length)
{
int i = s.IndexOf("=?", start);
if (i != -1)
{
dString += s.Substring(start, i - start);
int j = s.IndexOf("?=", i + 2);
if (j != -1)
{
i += 2;
int k = s.IndexOf('?', i);
if (k != -1 && s[k + 2] == '?')
{
Charset = s.Substring(i, k - i);
string decString = s.Substring(k + 3, j - k - 3);
if (s[k + 1] == 'Q')
{
MimeCode aCode = MimeCodeManager.Instance.GetCode("quoted-printable");
aCode.Charset = Charset;
dString += aCode.DecodeToString(decString);
}
else if (s[k + 1] == 'B')
{
MimeCode aCode = MimeCodeManager.Instance.GetCode("base64");
aCode.Charset = Charset;
dString += aCode.DecodeToString(decString);
}
else
{
dString += decString;
}
}
else
{
dString += s.Substring(k, j - k);
}
start = j + 2;
}
else
{
dString += s.Substring(i, s.Length - i);
break;
}
}
else
{
dString += s.Substring(start, s.Length - start);
break;
}
}
return(dString);
}
public string GetText()
{
string encoding = GetTransferEncoding();
if (encoding == null)
{
encoding = MimeConst.Encoding7Bit;
}
MimeCode aCode = MimeCodeManager.Instance.GetCode(encoding);
aCode.Charset = GetCharset();
return(aCode.DecodeToString(mContent));
}
protected void EncodeDelimeter(string s, StringBuilder sb)
{
char[] filter = GetDelimeterChars();
string[] strArr = s.Split(filter);
int filterIndex = 0;
for (int i = 0; i < strArr.Length; i++)
{
filterIndex += strArr[i].Length;
if (strArr[i] != null)
{
if (Charset == null)
{
Charset = System.Text.Encoding.Default.BodyName;
}
switch (SelectEncoding(strArr[i]).ToLower())
{
case "non": sb.Append(strArr[i]); break;
case "quoted-printable":
{
MimeCode aCode = MimeCodeManager.Instance.GetCode("quoted-printable");
aCode.Charset = Charset;
sb.AppendFormat("=?{0}?Q?{1}?=", Charset, aCode.EncodeFromString(strArr[i]));
break;
}
case "base64":
{
MimeCode aCode = MimeCodeManager.Instance.GetCode("base64");
aCode.Charset = Charset;
sb.AppendFormat("=?{0}?B?{1}?=", Charset, aCode.EncodeFromString(strArr[i]));
break;
}
}
}
if (filterIndex < s.Length)
{
sb.Append(s.Substring(filterIndex, 1));
}
filterIndex += 1;
}
}
//store a field content to a string buffer
public void Store(StringBuilder sb)
{
if (sb == null)
{
throw new ArgumentNullException();
}
MimeCode aFieldCode = MimeCodeManager.Instance.GetCode(GetName());
if (aFieldCode != null)
{
aFieldCode.Charset = m_strCharset;
sb.AppendFormat("{0}: {1}\r\n", m_strName, aFieldCode.EncodeFromString(m_strValue));
}
else
{
sb.AppendFormat("{0}: {1}\r\n", m_strName, m_strValue);
}
}
public void ReadFromFile(string filePathName)
{
if (filePathName == null)
{
throw new ArgumentNullException();
}
StreamReader sr = new StreamReader(filePathName);
Stream bs = sr.BaseStream;
byte[] b = new byte[bs.Length];
bs.Read(b, 0, (int)bs.Length);
string encoding = GetTransferEncoding();
if (encoding == null)
{
encoding = MimeConst.EncodingBase64;
SetTransferEncoding(encoding);
}
MimeCode aCode = MimeCodeManager.Instance.GetCode(encoding);
aCode.Charset = GetCharset();
mContent = aCode.EncodeFromBytes(b) + "\r\n";
string filename;
int index = filePathName.LastIndexOf('\\');
if (index != -1)
{
filename = filePathName.Substring(index + 1, filePathName.Length - index - 1);
}
else
{
filename = filePathName;
}
SetName(filename);
sr.Close();
sr = null;
}
public void SetText(string text)
{
if (text == null)
{
throw new ArgumentNullException();
}
string encoding = GetTransferEncoding();
if (encoding == null)
{
encoding = MimeConst.Encoding7Bit;
SetTransferEncoding(encoding);
}
MimeCode aCode = MimeCodeManager.Instance.GetCode(encoding);
aCode.Charset = GetCharset();
mContent = aCode.EncodeFromString(text) + "\r\n";
SetContentType("text/plain");
SetCharset(aCode.Charset);
}
public void SetCode(string name, MimeCode code)
{
codeHT.Add(name.ToLower(), code);
}
public void SetCode(string name, MimeCode code)
{
codeHT.Add(name.ToLower(), code);
}