/// <summary>
/// Parses header field from the specified value.
/// </summary>
/// <param name="value">Header field value. Header field name must be included. For example: 'Content-Type: text/plain'.</param>
/// <returns>Returns parsed header field.</returns>
/// <exception cref="ArgumentNullException">Is raised when <b>value</b> is null reference.</exception>
/// <exception cref="ParseException">Is raised when header field parsing errors.</exception>
public static MIME_h_Unstructured Parse(string value)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
MIME_h_Unstructured retVal = new MIME_h_Unstructured();
string[] name_value = value.Split(new char[] { ':' }, 2);
if (name_value[0].Trim() == string.Empty)
{
throw new ParseException("Invalid header field '" + value + "' syntax.");
}
retVal.m_Name = name_value[0];
// There may be multiple encoded-words and they can be mixed with atom/quoted-string ... .
try{
StringBuilder v = new StringBuilder();
MIME_Reader r = new MIME_Reader(MIME_Utils.UnfoldHeader(name_value.Length == 2 ? name_value[1].TrimStart() : ""));
while (true)
{
string whiteSpaces = r.ToFirstChar();
if (!string.IsNullOrEmpty(whiteSpaces))
{
v.Append(whiteSpaces);
}
string phrase = r.Phrase();
if (phrase == null)
{
if (r.Available == 0)
{
retVal.m_Value = v.ToString().TrimStart();
break;
}
// Some special char(like :,{ ...) just read it.
else
{
v.Append((char)r.Char(false));
}
}
else
{
v.Append(phrase);
}
}
}
catch {
// Parsing failed, leave raw unparsed value.
retVal.m_Value = MIME_Utils.UnfoldHeader(name_value.Length == 2 ? name_value[1].TrimStart() : "");
}
retVal.m_ParseValue = value;
return(retVal);
}
/// <summary>
/// Parses header field from the specified value.
/// </summary>
/// <param name="value">Header field value. Header field name must be included. For example: 'Content-Type: text/plain'.</param>
/// <returns>Returns parsed header field.</returns>
/// <exception cref="ArgumentNullException">Is raised when <b>value</b> is null reference.</exception>
/// <exception cref="ParseException">Is raised when header field parsing errors.</exception>
public static MIME_h_Unstructured Parse(string value)
{
if(value == null){
throw new ArgumentNullException("value");
}
MIME_h_Unstructured retVal = new MIME_h_Unstructured();
string[] name_value = value.Split(new char[]{':'},2);
if(name_value[0].Trim() == string.Empty){
throw new ParseException("Invalid header field '" + value + "' syntax.");
}
retVal.m_Name = name_value[0];
retVal.m_Value = MIME_Encoding_EncodedWord.DecodeTextS(MIME_Utils.UnfoldHeader(name_value.Length == 2 ? name_value[1].TrimStart() : ""));
retVal.m_ParseValue = value;
return retVal;
}
/// <summary>
/// Parses header field from the specified value.
/// </summary>
/// <param name="value">Header field value. Header field name must be included. For example: 'Content-Type: text/plain'.</param>
/// <returns>Returns parsed header field.</returns>
/// <exception cref="ArgumentNullException">Is raised when <b>value</b> is null reference.</exception>
/// <exception cref="ParseException">Is raised when header field parsing errors.</exception>
public static MIME_h_Unstructured Parse(string value)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
MIME_h_Unstructured retVal = new MIME_h_Unstructured();
string[] name_value = value.Split(new char[] { ':' }, 2);
if (name_value[0].Trim() == string.Empty)
{
throw new ParseException("Invalid header field '" + value + "' syntax.");
}
retVal.m_Name = name_value[0];
retVal.m_Value = MIME_Encoding_EncodedWord.DecodeS(MIME_Utils.UnfoldHeader(name_value.Length == 2 ? name_value[1].TrimStart() : ""));
retVal.m_ParseValue = value;
return(retVal);
}
