public void GetVideoThumbnail(string videoUrl, RequestComplete resultHandler)
{
// get the video's ID
string videoId = videoUrl.Substring(videoUrl.LastIndexOf("/") + 1);
videoId = videoId.Substring(0, videoId.IndexOf("."));
// get the metadata for this video, which will contain the thumbnail url
RestRequest request = new RestRequest(Method.GET);
request.RequestFormat = DataFormat.Xml;
string requestUrl = string.Format("https://vimeo.com/api/v2/video/{0}.xml", videoId);
HttpRequest.ExecuteAsync <VimeoVideo>(requestUrl, request, delegate(System.Net.HttpStatusCode statusCode, string statusDescription, VimeoVideo model)
{
if (Rock.Mobile.Network.Util.StatusInSuccessRange(statusCode) == true)
{
RequestThumbnail(model.ThumbnailLarge, resultHandler);
}
else
{
resultHandler(statusCode, statusDescription, null);
}
});
}
public static IEnumerator RequestByWWW(string url, RequestComplete loadComplete)
{
if (string.IsNullOrEmpty(url))
{
Debug.LogError("RequestAssetByWWW url is null or empty. ");
yield break;
}
using (WWW www = new WWW(url))
{
yield return(www);
try
{
if (www.isDone && string.IsNullOrEmpty(www.error))
{
loadComplete(www);
}
else
{
Debug.LogErrorFormat("LoadAssetByWWW load '{0}'.error '{1}'. ", url, www.error);
loadComplete(null, www.error);
}
}
catch (Exception e)
{
Debug.LogErrorFormat("LoadAssetByWWW '{0}' error '{1}', {2}. ", url, e.Message, e.StackTrace);
}
finally
{
www.Dispose();
}
}
}
/// <summary>
/// 人脸识别
/// </summary>
/// <param name="img"></param>
/// <param name="complete"></param>
/// <returns></returns>
public IEnumerator PostDetect(byte[] img, RequestComplete complete)
{
WWWForm wwwForm = new WWWForm();
wwwForm.AddField("api_key", Utility.Http.EscapeString("api-key"));
wwwForm.AddField("api_secret", Utility.Http.EscapeString("api-secret"));
wwwForm.AddField("return_attributes", "emotion"); // int string 类型 详情参数查看 https://console.faceplusplus.com.cn/documents/4888373
wwwForm.AddBinaryData("image_file", img); // 二进制 类型
yield return(UtilityMisc.RequestByWWW(FaceppV3Detect, wwwForm, complete));
}
/// <summary>
/// Called to read the response asyncroneusly
/// </summary>
/// <param name="ar"></param>
private void ReadResponse(IAsyncResult ar)
{
Stream stream = null;
int bytesRead = 0;
HttpClientResult result = HttpClientResult.Error;
try
{
lock (_lock)
{
stream = (Stream)ar.AsyncState;
bytesRead = stream.EndRead(ar);
if (bytesRead > 0)
{
//add to the exiting data
_dataBuilder.AddChunkReference(_buffer, bytesRead);
//make a new chunk
_buffer = new byte[MAX_BUFFER_SIZE];
//continue reading
stream.BeginRead(_buffer, 0, MAX_BUFFER_SIZE, new AsyncCallback(ReadResponse), stream);
}
else
{
//construct the full response
_response = _dataBuilder.ToArray();
result = HttpClientResult.Success;
}
}
}
catch
{
//we don't care that much for the errors that occur here
}
finally
{
if (bytesRead == 0)
{
//if the caller was waiting on the request complete event allow continuation
_requestCompleteEvent.Set();
//we're done reading close the connection and trigger the event with the collected response
//the result will be success
if (RequestComplete != null)
{
RequestComplete.Invoke
(new HttpClientRequestCompleteEventArgs(new HttpResponseInfo(_response)));
}
_connection.Close();
}
}
}
void RequestThumbnail(string thumbnailUrl, RequestComplete resultHandler)
{
// grab the actual image
RestRequest request = new RestRequest(Method.GET);
// get the raw response
HttpRequest.ExecuteAsync(thumbnailUrl, request, delegate(System.Net.HttpStatusCode statusCode, string statusDescription, byte[] model)
{
if (Rock.Mobile.Network.Util.StatusInSuccessRange(statusCode) == true)
{
MemoryStream memoryStream = new MemoryStream(model);
resultHandler(statusCode, statusDescription, memoryStream);
memoryStream.Dispose( );
}
else
{
resultHandler(statusCode, statusDescription, null);
}
});
}
// This gets called after failure or success
protected void OnRequestComplete()
{
RequestComplete?.Invoke(this, null);
}
public void SetServiceCallbacks(ServiceRequestComplete serviceRequestComplete, RequestComplete requestComplete)
{
OnServiceDetailRequestComplete = null;
OnServiceRequestComplete = null;
OnServiceRequestComplete = serviceRequestComplete;
OnRequestError = requestComplete;
}
public void SetMapEvents(RequestComplete requestComplete, RequestComplete requestError, RequestComplete requestIdentifyComplete)
{
OnMapRequestComplete = OnRequestError = OnIdentifyRequestComplete = null;
OnMapRequestComplete += requestComplete;
OnRequestError += requestError;
OnIdentifyRequestComplete += requestIdentifyComplete;
}
public void SetSearchCallback(RequestComplete onRequestComplete, RequestComplete onRequestError)
{
OnSearchRequestComplete = null;
OnSearchRequestComplete += onRequestComplete;
OnRequestError += onRequestError;
}
/// <summary>
/// Sends the specified request to the server
/// (Proxy not supported)
/// </summary>
/// <param name="parsedRequest"></param>
/// <param name="host"></param>
/// <param name="port"></param>
/// <param name="https"></param>
public void SendRequest(HttpRequestInfo parsedRequest, string host, int port, bool https)
{
_requestCompleteEvent.Reset();
_dataBuilder = new ByteArrayBuilder();
if (_connection == null)
{
_connection = new HttpClientConnection(host, port, https);
}
try
{
//connect
if (_connection.Connect())
{
bool isProxy = _connection.Host != host;
//add connection closed header only this is supported at the moment
parsedRequest.Headers["Connection"] = "close";
if (isProxy)
{
parsedRequest.Headers["Proxy-Connection"] = "close";
}
// Turn off accepting of gzip/deflate
//parsedRequest.Headers.Remove("Accept-Encoding");
//calculate the content length
if (parsedRequest.ContentData != null)
{
parsedRequest.Headers["Content-Length"] = parsedRequest.ContentData.Length.ToString();
}
parsedRequest.Host = host;
parsedRequest.Port = port;
parsedRequest.IsSecure = https;
if (isProxy && https)
{
//send a connect message to the proxy
SendConnect(host, port);
}
byte[] reqBytes = Constants.DefaultEncoding.GetBytes(parsedRequest.ToString(isProxy && !https));
//write to the stream
_connection.Stream.Write(reqBytes, 0, reqBytes.Length);
//start reading
_buffer = new byte[MAX_BUFFER_SIZE];
_connection.Stream.BeginRead(_buffer, 0, MAX_BUFFER_SIZE, new AsyncCallback(ReadResponse), _connection.Stream);
}
else
{
throw new Exception("Cannot connect to server");
}
}
catch (Exception ex)
{
SdkSettings.Instance.Logger.Log(TraceLevel.Error, "HttpClient error sending request {0}", ex.Message);
//notify the caller that the request was completed with an error
if (RequestComplete != null)
{
RequestComplete.Invoke(
new HttpClientRequestCompleteEventArgs());
RequestCompleteEvent.Set();
}
_connection.Close();
}
}
public static void MakeRequest(string verb, string requestUrl, string obj, RequestComplete handle)
{
WebRequest request = WebRequest.Create(requestUrl);
request.Method = verb;
string respstring = String.Empty;
using (MemoryStream buffer = new MemoryStream())
{
if ((verb == "POST") || (verb == "PUT"))
{
request.ContentType = "text/www-form-urlencoded";
int length = 0;
using (StreamWriter writer = new StreamWriter(buffer))
{
writer.Write(obj);
writer.Flush();
}
length = obj.Length;
request.ContentLength = length;
try
{
request.BeginGetRequestStream(delegate(IAsyncResult res)
{
Stream requestStream = request.EndGetRequestStream(res);
requestStream.Write(buffer.ToArray(), 0, length);
requestStream.Close();
}, null);
}
catch (Exception e)
{
MainConsole.Instance.DebugFormat("[FORMS]: exception occured on sending request to {0}: " + e, requestUrl);
return;
}
finally
{
}
WebResponse response = null;
request.BeginGetResponse(delegate(IAsyncResult res2)
{
try
{
// If the server returns a 404, this appears to trigger a System.Net.WebException even though that isn't
// documented in MSDN
response = request.EndGetResponse(res2);
Stream respStream = null;
try
{
respStream = response.GetResponseStream();
if (respStream != null)
{
using (StreamReader reader = new StreamReader(respStream))
{
respstring = reader.ReadToEnd();
}
}
}
catch (InvalidOperationException)
{
}
finally
{
if (respStream != null)
{
respStream.Close();
}
response.Close();
}
handle(respstring);
}
catch (WebException e)
{
if (e.Status == WebExceptionStatus.ProtocolError)
{
if (e.Response is HttpWebResponse)
{
HttpWebResponse httpResponse =
(HttpWebResponse)e.Response;
if (httpResponse.StatusCode != HttpStatusCode.NotFound)
{
// We don't appear to be handling any other status codes, so log these feailures to that
// people don't spend unnecessary hours hunting phantom bugs.
MainConsole.Instance.DebugFormat(
"[ASYNC REQUEST]: Request {0} {1} failed with unexpected status code {2}",
verb, requestUrl, httpResponse.StatusCode);
}
}
}
else
{
MainConsole.Instance.ErrorFormat(
"[ASYNC REQUEST]: Request {0} {1} failed with status {2} and message {3}",
verb, requestUrl, e.Status, e);
}
}
catch (Exception e)
{
MainConsole.Instance.ErrorFormat(
"[ASYNC REQUEST]: Request {0} {1} failed with exception {2}",
verb, requestUrl, e);
}
}, null);
}
}
}
public void SetRequestCompleteCallBack(RequestComplete callback)
{
requestComplete = callback;
}
/// <summary>
/// Request complete invoker
/// </summary>
protected void OnRequestComplete(Guid id, LogInfo requestLog, LogInfo responseLog)
{
RequestComplete?.Invoke(this, new RequestEventArgs(id, requestLog, responseLog));
}
public void GetVideoThumbnail( string videoUrl, RequestComplete resultHandler )
{
// get the video's ID
string videoId = videoUrl.Substring( videoUrl.LastIndexOf( "/" ) + 1 );
videoId = videoId.Substring( 0, videoId.IndexOf( "." ) );
// get the metadata for this video, which will contain the thumbnail url
RestRequest request = new RestRequest( Method.GET );
request.RequestFormat = DataFormat.Xml;
string requestUrl = string.Format( "http://vimeo.com/api/v2/video/{0}.xml", videoId );
HttpRequest.ExecuteAsync<VimeoVideo>( requestUrl, request, delegate(System.Net.HttpStatusCode statusCode, string statusDescription, VimeoVideo model)
{
if( Rock.Mobile.Network.Util.StatusInSuccessRange( statusCode ) == true )
{
RequestThumbnail( model.ThumbnailLarge, resultHandler );
}
else
{
resultHandler( statusCode, statusDescription, null );
}
} );
}
void RequestThumbnail( string thumbnailUrl, RequestComplete resultHandler )
{
// grab the actual image
RestRequest request = new RestRequest( Method.GET );
// get the raw response
HttpRequest.ExecuteAsync( thumbnailUrl, request, delegate(System.Net.HttpStatusCode statusCode, string statusDescription, byte[] model )
{
if ( Rock.Mobile.Network.Util.StatusInSuccessRange( statusCode ) == true )
{
MemoryStream memoryStream = new MemoryStream( model );
resultHandler( statusCode, statusDescription, memoryStream );
memoryStream.Dispose( );
}
else
{
resultHandler( statusCode, statusDescription, null );
}
} );
}
