public async Task <HttpResponseMessage> Insert()
{
var user = GetSessionUser(Request.Headers.GetCookies().FirstOrDefault());
List <NodeDto> successEntity = new List <NodeDto>(); //成功处理的Entity信息
JDBCEntity currentEntity = null; //当前处理的Entity信息
try
{
Uri uri = ParseToQueryUri(Request.RequestUri);
List <JDBCEntity> parents = (await MyCoreApi.FindNodeByUriAsync(uri)).ToList(); //根据uri查找父节点
if (uri.PathAndQuery.Equals("/path/") || uri.PathAndQuery.Equals("/id/")) //添加根节点的情形
{
parents.Add(new Experiment {
Id = Guid.Empty
});
}
else if (parents.Count() == 0)//根节点不存在
{
throw new Exception("Parent node not exist!");
}
NameValueCollection form = Request.Content.ReadAsFormDataAsync().Result;
JDBCEntity newNode = null;
var type = GetValueFromForm(form, "type");
var name = GetValueFromForm(form, "name");
var extras = GetValuesFromForm(form, "extra[]", true);
if (string.IsNullOrWhiteSpace(name))
{
throw new Exception("Entity name can not be empty!");
}
switch (type.ToLower())
{
case "experiment":
{
newNode = new Experiment(name);
}
break;
case "signal":
{
var init = GetValueFromForm(form, "init");
var datatype = GetValueFromForm(form, "datatype");
newNode = MyCoreApi.CreateSignal(datatype, name, init.Replace(";", "&").Replace(",", "&").Trim("'\"()[]{}".ToCharArray()));
}
break;
default:
throw new Exception("Entity type is not supported!");
}
if (extras != null)//添加ExtraInformation
{
foreach (var extra in extras)
{
var index = extra.IndexOf(":::");
if (index < 0)
{
return(new HttpResponseMessage(HttpStatusCode.Forbidden));
}
var key = extra.Substring(0, index);
var value = extra.Substring(index + 3);
if (key.Equals("") || value.Equals("") || newNode.IfExtraInformationContainsKey(key))
{
return(new HttpResponseMessage(HttpStatusCode.Forbidden));
}
newNode.AddExtraInformation(key, value);
}
}
if (newNode == null)
{
return(new HttpResponseMessage {
StatusCode = HttpStatusCode.Forbidden, Content = new StringContent("Failed to create new node!")
});
}
foreach (var parent in parents)
{
if (!await MyCoreApi.Authorization(parent.Id, user, "1"))
{
throw new Exception("Not authorization!");
}
currentEntity = parent;
newNode.Id = Guid.NewGuid();
newNode.SetUser(user.UserName);
var node = await MyCoreApi.AddOneToExperimentAsync(parent.Id, newNode); //添加signal
successEntity.Add(Mapper.Map <NodeDto>(node)); //保存处理结果
}
return(new HttpResponseMessage {
StatusCode = HttpStatusCode.OK, Content = new StringContent(SerializeObjectToString(successEntity), System.Text.Encoding.GetEncoding("UTF-8"), "application/json")
});
}
catch (Exception e)
{
if (currentEntity == null)
{
return(new HttpResponseMessage {
StatusCode = HttpStatusCode.Forbidden, Content = new StringContent(e.Message)
});
}
var response = new ResponseEntityMessage
{
Fail = new
{
Description = e.InnerException != null ? e.InnerException.Message : e.Message,
Id = currentEntity.Id,
Path = currentEntity.Path
},
Success = successEntity
};
return(new HttpResponseMessage {
StatusCode = HttpStatusCode.Forbidden, Content = new StringContent(SerializeObjectToString(response), System.Text.Encoding.GetEncoding("UTF-8"), "application/json")
});
}
}
