private static void readBody(DataObject response, Socket socket)
{
// header is received, parsing content length
string contentLengthMatch = MessageParser.getHeaderValue(response.getStringRepresentation(),
HttpHeaders.ContentLength);
string transferEncodingMatch = MessageParser.getHeaderValue(response.getStringRepresentation(),
HttpHeaders.TransferEncoding);
if (contentLengthMatch != string.Empty)
{
Console.WriteLine(contentLengthMatch);
int contentLength = int.Parse(contentLengthMatch);
byte[] bodyBuff;
int receivedLength = 0;
// read the body
for (int i = 0; i < contentLength; i++)
{
bodyBuff = new byte[1];
receivedLength = socket.Receive(bodyBuff, 0, 1, 0);
response.appendStringRepresentation(bodyBuff);
}
}
else if (transferEncodingMatch == "chunked")
{
byte[] bodyBuff;
byte[] lengthBuff;
DataObject currentLength = new DataObject();
// while there are available bytes of data to receive
while (socket.Available > 0)
{
// receiving length of chunk
lengthBuff = new byte[1];
socket.Receive(lengthBuff, 0, 1, 0);
currentLength.appendStringRepresentation(lengthBuff);
// if length of chunk is known
if (currentLength.getStringRepresentation().Contains("\r\n"))
{
// format length of chunk from hexadecimal to decimal
string hexNumberFormat = currentLength.getStringRepresentation().Substring(
0, currentLength.getStringRepresentation().IndexOf("\r\n"));
int length = Convert.ToInt32(hexNumberFormat, 16);
// end of body
if (length == 0)
{
break;
}
int receivedLength = 0;
// receiving chunk
for (int i = 0; i < length + 2; i++)
{
bodyBuff = new byte[1];
receivedLength += socket.Receive(bodyBuff, 0, 1, 0);
response.appendStringRepresentation(bodyBuff);
}
// clear length of next chunk
currentLength.clear();
}
}
}
}