public void Send(RequestType type, string command, WWWForm wwwForm, RequestResponseDelegate onResponse = null, string authToken = "")
{
WWW request;
#if UNITY_5_PLUS
Dictionary <string, string> headers;
#else
Hashtable headers;
#endif
byte[] postData;
string url = BackendUrl + command;
Debug.Log("url..." + url);
if (Secure)
{
url = url.Replace("http", "https");
}
if (wwwForm == null)
{
wwwForm = new WWWForm();
postData = new byte[] { 1 };
}
else
{
postData = wwwForm.data;
}
headers = wwwForm.headers;
Debug.Log("headers..." + headers);
//make sure we get a json response
headers.Add("Accept", "application/json");
//also add the correct request method
headers.Add("X-UNITY-METHOD", type.ToString().ToUpper());
//also, add the authentication token, if we have one
if (authToken != "")
{
//for more information about token authentication, see: http://www.django-rest-framework.org/api-guide/authentication/#tokenauthentication
headers.Add("Authorization", "Token " + authToken);
}
request = new WWW(url, postData, headers);
System.Diagnostics.StackTrace stackTrace = new System.Diagnostics.StackTrace();
string callee = stackTrace.GetFrame(1).GetMethod().Name;
StartCoroutine(HandleRequest(request, onResponse, callee));
Debug.Log("request..." + request);
Debug.Log("onResponse..." + onResponse);
Debug.Log("callee..." + callee);
}
public void RequestObject(string UniqueTag, RequestResponseDelegate Callback)
{
GameObject outObj;
if (StoredObjects.TryGetValue(UniqueTag, out outObj))
{
Callback(outObj);
return;
}
List <RequestResponseDelegate> requestList;
if (UnservicedRequests.TryGetValue(UniqueTag, out requestList))
{
requestList.Add(Callback);
}
else
{
requestList = new List <RequestResponseDelegate>();
requestList.Add(Callback);
UnservicedRequests.Add(UniqueTag, requestList);
}
}
private IEnumerator HandleRequest(WWW request, RequestResponseDelegate onResponse, string callee)
{
//Wait till request is done
while (true)
{
if (request.isDone)
{
break;
}
yield return(new WaitForEndOfFrame());
}
//catch proper client errors(eg. can't reach the server)
if (!String.IsNullOrEmpty(request.error))
{
if (onResponse != null)
{
onResponse(ResponseType.ClientError, null, callee);
}
yield break;
}
int statusCode = 200;
if (request.responseHeaders.ContainsKey("REAL_STATUS"))
{
string status = request.responseHeaders["REAL_STATUS"];
statusCode = int.Parse(status.Split(' ')[0]);
}
//if any other error occurred(probably 4xx range), see http://www.django-rest-framework.org/api-guide/status-codes/
bool responseSuccessful = (statusCode >= 200 && statusCode <= 206);
JToken responseObj = null;
try {
if (request.text.StartsWith("["))
{
responseObj = JArray.Parse(request.text);
}
else
{
responseObj = JObject.Parse(request.text);
}
} catch (Exception ex) {
if (onResponse != null)
{
if (!responseSuccessful)
{
if (statusCode == 404)
{
//404's should not be treated as unparsable
Debug.LogWarning("Page not found: " + request.url);
onResponse(ResponseType.PageNotFound, null, callee);
}
else
{
Debug.Log("Could not parse the response, request.text=" + request.text);
Debug.Log("Exception=" + ex.ToString());
onResponse(ResponseType.ParseError, null, callee);
}
}
else
{
if (request.text == "")
{
onResponse(ResponseType.Success, null, callee);
}
else
{
Debug.Log("Could not parse the response, request.text=" + request.text);
Debug.Log("Exception=" + ex.ToString());
onResponse(ResponseType.ParseError, null, callee);
}
}
}
yield break;
}
if (!responseSuccessful)
{
if (onResponse != null)
{
onResponse(ResponseType.RequestError, responseObj, callee);
}
yield break;
}
//deal with successful responses
if (onResponse != null)
{
onResponse(ResponseType.Success, responseObj, callee);
}
}
private IEnumerator HandleRequest(WWW request, RequestResponseDelegate onResponse, string callee) {
//Wait till request is done
while (true) {
if (request.isDone) {
break;
}
yield return new WaitForEndOfFrame();
}
//catch proper client errors(eg. can't reach the server)
if (!String.IsNullOrEmpty(request.error)) {
if (onResponse != null) {
onResponse(ResponseType.ClientError, null, callee);
}
yield break;
}
int statusCode = 200;
if (request.responseHeaders.ContainsKey("REAL_STATUS")) {
string status = request.responseHeaders["REAL_STATUS"];
statusCode = int.Parse(status.Split(' ')[0]);
}
//if any other error occurred(probably 4xx range), see http://www.django-rest-framework.org/api-guide/status-codes/
bool responseSuccessful = (statusCode >= 200 && statusCode <= 206);
JToken responseObj = null;
try {
if (request.text.StartsWith("[")) {
responseObj = JArray.Parse(request.text);
} else {
responseObj = JObject.Parse(request.text);
}
} catch (Exception ex) {
if (onResponse != null) {
if (!responseSuccessful) {
if (statusCode == 404) {
//404's should not be treated as unparsable
Debug.LogWarning("Page not found: " + request.url);
onResponse(ResponseType.PageNotFound, null, callee);
} else {
Debug.Log("Could not parse the response, request.text=" + request.text);
Debug.Log("Exception=" + ex.ToString());
onResponse(ResponseType.ParseError, null, callee);
}
} else {
if (request.text == "") {
onResponse(ResponseType.Success, null, callee);
} else {
Debug.Log("Could not parse the response, request.text=" + request.text);
Debug.Log("Exception=" + ex.ToString());
onResponse(ResponseType.ParseError, null, callee);
}
}
}
yield break;
}
if (!responseSuccessful) {
if (onResponse != null) {
onResponse(ResponseType.RequestError, responseObj, callee);
}
yield break;
}
//deal with successful responses
if (onResponse != null) {
onResponse(ResponseType.Success, responseObj, callee);
}
}
//---- Private Methods ----//
/// <summary>Performs a request to the backend.</summary>
/// <param name="type">The request type(Get, Post, Update, Delete)</param>
/// <param name="command">Command that is pasted after the url to backend. For example: "localhost:8000/api/" + command</param>
/// <param name="wwwForm">A WWWForm to send with the request</param>
/// <param name="onResponse">A callback which will be called when we retrieve the response</param>
/// <param name="authToken">An optional authToken which, when set will be put in the Authorization header</param>
public void Send(RequestType type, string command, WWWForm wwwForm, RequestResponseDelegate onResponse = null, string authToken = "") {
WWW request;
#if UNITY_5_PLUS
Dictionary<string, string> headers;
#else
Hashtable headers;
#endif
byte[] postData;
string url = BackendUrl + command;
if (Secure) {
url = url.Replace("http", "https");
}
if (wwwForm == null) {
wwwForm = new WWWForm();
postData = new byte[] { 1 };
} else {
postData = wwwForm.data;
}
headers = wwwForm.headers;
//make sure we get a json response
headers.Add("Accept", "application/json");
//also add the correct request method
headers.Add("X-UNITY-METHOD", type.ToString().ToUpper());
//also, add the authentication token, if we have one
if (authToken != "") {
//for more information about token authentication, see: http://www.django-rest-framework.org/api-guide/authentication/#tokenauthentication
headers.Add("Authorization", "Token " + authToken);
}
request = new WWW(url, postData, headers);
System.Diagnostics.StackTrace stackTrace = new System.Diagnostics.StackTrace();
string callee = stackTrace.GetFrame(1).GetMethod().Name;
StartCoroutine(HandleRequest(request, onResponse, callee));
}
