public IHttpContext GetNode(IHttpContext context)
{
try
{
var webParameter = WebServiceUtils.GetNameValueCollection(context);
IotDataResponseFormat responseFormat = StringUtils.ToEnum(WebServiceUtils.GetQueryStringValue(webParameter, "format", DataStation.DefaultResponseFormat.ToString()), DataStation.DefaultResponseFormat);
string path = "";
string nodeId = "";
var match = Regex.Match(context.Request.PathInfo, @"/node(?<path>(/[a-zA-Z0-9_]+)*)/(?<nodeId>[a-zA-Z0-9_]+)$");
if (match.Success)
{
path = match.Groups["path"].Value;
nodeId = match.Groups["nodeId"].Value;
}
if (!WebServiceUtils.CheckAuthentication(context, path))
{
return(context);
}
if (string.IsNullOrWhiteSpace(path) || string.IsNullOrWhiteSpace(nodeId))
{
context.Response.SendResponse(HttpStatusCode.BadRequest);
}
else
{
IDataRepository dataRepository = DataStation.DataRepository;
INode node = dataRepository.GetNode(path, nodeId);
if (node != null)
{
if (responseFormat == IotDataResponseFormat.Xml)
{
WebResponse.SendNodeResponseAsXml(context, node);
}
else
{
WebResponse.SendNodeResponseAsJson(context, node);
}
}
else
{
context.Response.SendResponse(HttpStatusCode.BadRequest);
}
}
}
catch (Exception e)
{
Logger.Error(e, "Cannot GetXmlData!");
context.Response.SendResponse(HttpStatusCode.InternalServerError);
}
return(context);
}
public IHttpContext GetFolder(IHttpContext context)
{
try
{
var webParameter = WebServiceUtils.GetNameValueCollection(context);
IotDataResponseFormat responseFormat = StringUtils.ToEnum(WebServiceUtils.GetQueryStringValue(webParameter, "format", DataStation.DefaultResponseFormat.ToString()), DataStation.DefaultResponseFormat);
int depth = StringUtils.GetIntValue(WebServiceUtils.GetQueryStringValue(webParameter, "depth", "1"), 1);
bool includeNodes = StringUtils.GetValue(WebServiceUtils.GetQueryStringValue(webParameter, "includeNodes", "false"), false);
string path = "";
var match = Regex.Match(context.Request.PathInfo, @"/folder(?<path>(/[a-zA-Z0-9_]+)+)$");
if (match.Success)
{
path = match.Groups["path"].Value;
}
if (!WebServiceUtils.CheckAuthentication(context, path))
{
return(context);
}
IDataRepository dataRepository = DataStation.DataRepository;
var folder = dataRepository.GetFolder(path, depth, includeNodes);
if (responseFormat == IotDataResponseFormat.Xml)
{
WebResponse.SendFolderResponseAsXml(context, folder);
}
else
{
WebResponse.SendFolderResponseAsJson(context, folder);
}
}
catch (Exception e)
{
Logger.Error(e, "Cannot GetXmlData!");
context.Response.SendResponse(HttpStatusCode.InternalServerError);
}
return(context);
}
public IHttpContext SetNode(IHttpContext context)
{
try
{
var webParameter = WebServiceUtils.GetNameValueCollection(context);
IotDataResponseFormat responseFormat = StringUtils.ToEnum(WebServiceUtils.GetQueryStringValue(webParameter, "format", DataStation.DefaultResponseFormat.ToString()), DataStation.DefaultResponseFormat);
string path = "";
string nodeId = "";
var match = Regex.Match(context.Request.PathInfo, @"/node(?<path>(/[a-zA-Z0-9_]+)*)/(?<nodeId>[a-zA-Z0-9_]+)$");
if (match.Success)
{
path = match.Groups["path"].Value;
nodeId = match.Groups["nodeId"].Value;
}
if (!WebServiceUtils.CheckAuthentication(context, path))
{
return(context);
}
string jsonString = context.Request.Payload;
Node node = Node.CreateFrom(JObject.Parse(jsonString));
if (node == null)
{
context.Response.SendResponse(HttpStatusCode.BadRequest);
}
else if (node.Id != nodeId)
{
string message = $"Node ID is mismatched ('{nodeId}' != '{node.Id}').";
Logger.Warn(message);
context.Response.SendResponse(HttpStatusCode.BadRequest, message);
}
else
{
IDataRepository dataRepository = DataStation.DataRepository;
if (dataRepository.SetNode(path, node))
{
if (responseFormat == IotDataResponseFormat.Xml)
{
WebResponse.SendNodeResponseAsXml(context, node);
}
else
{
WebResponse.SendNodeResponseAsJson(context, node);
}
}
else
{
context.Response.SendResponse(HttpStatusCode.BadRequest);
}
}
}
catch (Exception e)
{
Logger.Error(e, "Cannot SetNode!");
context.Response.SendResponse(HttpStatusCode.InternalServerError);
}
return(context);
}
