public CobaltHostLockingStore(CobaltSession session)
: base()
{
m_session = session;
}
private void ProcessRequest(IAsyncResult result)
{
try
{
Console.WriteLine("开始监听中...");
HttpListener listener = (HttpListener)result.AsyncState;
HttpListenerContext context = listener.EndGetContext(result);
try
{
//Console.WriteLine("1111...");
Console.WriteLine(context.Request.HttpMethod + @" " + context.Request.Url.AbsolutePath);
var stringarr = context.Request.Url.AbsolutePath.Split('/');
var access_token = context.Request.QueryString["access_token"];
if (stringarr.Length < 3 || access_token == null)
{
Console.WriteLine(@"无效的请求");
ErrorResponse(context, @"无效的请求参数");
m_listener.BeginGetContext(ProcessRequest, m_listener);
return;
}
//todo:
documentUtil = new DocumentUtil();
//string fileId = stringarr[3];
var docInfo = documentUtil.GetInfo(stringarr[3]);
var filename = docInfo.fileName;
//Stream gridfsStream = GetFileById(fileId);
//StreamToFile(gridfsStream, filename);
//use filename as session id just test, recommend use file id and lock id as session id
EditSession editSession = CobaltSessionManager.Instance.GetSession(filename);
if (editSession == null)
{
//Console.WriteLine("2222...");
var fileExt = filename.Substring(filename.LastIndexOf('.') + 1);
if (fileExt.ToLower().Contains("xlsx"))
{
editSession = new FileSession(filename, docInfo.filePath, docInfo.author, docInfo.author, docInfo.mail, false);
}
else
{
editSession = new CobaltSession(filename, docInfo.filePath, docInfo.author, docInfo.author, docInfo.mail, false);
}
CobaltSessionManager.Instance.AddSession(editSession);
}
if (stringarr.Length == 4 && context.Request.HttpMethod.Equals(@"GET"))
{
//Console.WriteLine("4444...");
//request of checkfileinfo, will be called first
var memoryStream = new MemoryStream();
var json = new DataContractJsonSerializer(typeof(WopiCheckFileInfo));
json.WriteObject(memoryStream, editSession.GetCheckFileInfo());
memoryStream.Flush();
memoryStream.Position = 0;
StreamReader streamReader = new StreamReader(memoryStream);
var jsonResponse = Encoding.UTF8.GetBytes(streamReader.ReadToEnd());
context.Response.ContentType = @"application/json";
context.Response.ContentLength64 = jsonResponse.Length;
context.Response.OutputStream.Write(jsonResponse, 0, jsonResponse.Length);
context.Response.StatusCode = (int)HttpStatusCode.OK;
context.Response.Close();
}
else if (stringarr.Length == 5 && stringarr[4].Equals(@"contents"))
{
//Console.WriteLine("5555...");
// get and put file's content, only for xlsx and pptx
if (context.Request.HttpMethod.Equals(@"POST"))
{
var ms = new MemoryStream();
context.Request.InputStream.CopyTo(ms);
editSession.Save(ms.ToArray());
context.Response.ContentLength64 = 0;
context.Response.ContentType = @"text/html";
}
else
{
var content = editSession.GetFileContent();
context.Response.ContentType = @"application/octet-stream";
context.Response.ContentLength64 = content.Length;
context.Response.OutputStream.Write(content, 0, content.Length);
}
context.Response.StatusCode = (int)HttpStatusCode.OK;
context.Response.Close();
}
else if (context.Request.HttpMethod.Equals(@"POST") &&
context.Request.Headers["X-WOPI-Override"].Equals("COBALT"))
{
//Console.WriteLine("6666...");
//cobalt, for docx and pptx
var ms = new MemoryStream();
context.Request.InputStream.CopyTo(ms);
AtomFromByteArray atomRequest = new AtomFromByteArray(ms.ToArray());
RequestBatch requestBatch = new RequestBatch();
Object ctx;
ProtocolVersion protocolVersion;
requestBatch.DeserializeInputFromProtocol(atomRequest, out ctx, out protocolVersion);
editSession.ExecuteRequestBatch(requestBatch);
foreach (Request request in requestBatch.Requests)
{
if (request.GetType() == typeof(PutChangesRequest) &&
request.PartitionId == FilePartitionId.Content)
{
editSession.Save();
}
}
var response = requestBatch.SerializeOutputToProtocol(protocolVersion);
context.Response.Headers.Add("X-WOPI-CorellationID", context.Request.Headers["X-WOPI-CorrelationID"]);
context.Response.Headers.Add("request-id", context.Request.Headers["X-WOPI-CorrelationID"]);
context.Response.ContentType = @"application/octet-stream";
context.Response.ContentLength64 = response.Length;
context.Response.StatusCode = (int)HttpStatusCode.OK;
response.CopyTo(context.Response.OutputStream);
context.Response.Close();
}
else if (context.Request.HttpMethod.Equals(@"POST") &&
(context.Request.Headers["X-WOPI-Override"].Equals("LOCK") ||
context.Request.Headers["X-WOPI-Override"].Equals("UNLOCK") ||
context.Request.Headers["X-WOPI-Override"].Equals("REFRESH_LOCK"))
)
{
//Console.WriteLine("7777...");
//lock, for xlsx and pptx
context.Response.ContentLength64 = 0;
context.Response.ContentType = @"text/html";
context.Response.StatusCode = (int)HttpStatusCode.OK;
context.Response.Close();
}
else
{
Console.WriteLine(@"无效的请求参数.");
ErrorResponse(context, @"无效的Word请求参数.");
}
Console.WriteLine("请求成功.");
}
catch (Exception ex)
{
Console.WriteLine(@"异常请求处理:" + ex.Message);
}
m_listener.BeginGetContext(ProcessRequest, m_listener);
}
catch (Exception ex)
{
Console.WriteLine(@"获取请求上下文异常:" + ex.Message);
return;
}
}