private static BMessageNode _parseRecursive(ref StringReader reader, BMessageNode root, int lineNum, bool ignoreAttr = false)
{
string line = reader.ReadLine().Trim();
while (true)
{
if (line.StartsWith("BEGIN:"))
{
switch (line)
{
case "BEGIN:MSG":
case "BEGIN:VCARD":
root.ChildrenNode.Add(line.Substring(6),
_parseRecursive(ref reader, new BMessageNode(line.Substring(6)),
lineNum, true));
break;
default:
root.ChildrenNode.Add(line.Substring(6),
_parseRecursive(ref reader, new BMessageNode(line.Substring(6)),
lineNum));
break;
}
}
else if (line.StartsWith("END:"))
{
if (line.Substring(4) != root.NodeName)
{
throw new BMessageException(lineNum, "Enclosing node name does not equal to opening node name.");
}
return(root);
}
else
{
if (line.Contains(":") && !ignoreAttr)
{
string[] kv = line.Split(':');
root.Attributes[kv[0]] = kv[1];
}
else
{
root.Value += line;
root.Value += Environment.NewLine;
}
}
line = reader.ReadLine().Trim();
lineNum++;
if (line == null)
{
throw new BMessageException(lineNum, "Reach end of file.");
}
}
}
public static BMessageNode Parse(string bMessageString)
{
StringReader reader = new StringReader(bMessageString);
string line = reader.ReadLine().Trim();
if (!line.StartsWith("BEGIN:"))
{
throw new BMessageException(1, "bMessage string should starts with BEGIN");
}
BMessageNode root = new BMessageNode(line.Substring(6));
return(_parseRecursive(ref reader, root, 1));
}
public async Task <BMessage> GetMessage(string messageHandle)
{
ObexPacket packet = new ObexPacket(
Opcode.GetAlter,
new AsciiStringValueHeader(HeaderId.Type, "x-bt/message"),
new UnicodeStringValueHeader(HeaderId.Name, messageHandle),
new AppParamHeader(
new AppParameter(AppParamTagId.Attachment, MasConstants.ATTACHMENT_ON),
new AppParameter(AppParamTagId.Charset, MasConstants.CHARSET_UTF8)
)
);
Console.WriteLine("Sending GetMessage request ");
ObexPacket resp = await RunObexRequest(packet);
// "EndOfBody" has been copied to "Body" by ObexClient
string bMsgStr = ((BodyHeader)resp.Headers[HeaderId.Body]).Value !;
BMessage bMsg;
try
{
BMessageNode bMsgNode = BMessageNode.Parse(bMsgStr);
bMsg = new BMessage(
status: bMsgNode.Attributes["STATUS"] == "UNREAD" ? MessageStatus.UNREAD : MessageStatus.READ,
type: bMsgNode.Attributes["TYPE"],
folder: bMsgNode.Attributes["FOLDER"],
charset: bMsgNode.ChildrenNode["BENV"].ChildrenNode["BBODY"].Attributes["CHARSET"],
length: int.Parse(bMsgNode.ChildrenNode["BENV"].ChildrenNode["BBODY"].Attributes["LENGTH"]),
body: bMsgNode.ChildrenNode["BENV"].ChildrenNode["BBODY"].ChildrenNode["MSG"].Value !,
sender: MixERP.Net.VCards.Deserializer.GetVCard(bMsgNode.ChildrenNode["VCARD"].ToString())
);
}
catch (BMessageException ex)
{
throw new ObexRequestException($"Failed to get message (handle: {messageHandle}) from MSE. The MSE send back a invalid response", ex);
}
return(bMsg);
}