private string perform_request()
{
Uri uri = new Uri(api_endpoint);
string boundary = "----------" + DateTime.Now.Ticks.ToString("x");
HttpWebRequest webrequest = (HttpWebRequest)WebRequest.Create(uri);
webrequest.CookieContainer = new CookieContainer();
webrequest.ContentType = "multipart/form-data; boundary=" + boundary;
webrequest.Method = "POST";
webrequest.Timeout = 120000;
//check whether it is file upload
string uploadfile = "";
if (request.RequestFields.ContainsKey("filepath"))
{//get the file name to upload
uploadfile = request.RequestFields["filepath"].ToString();
request.RequestFields.Remove("filepath");
}
//get JSON format string for 'data' parameter
string data = request.GetEncoded();
//prepare header for HTTP POST
StringBuilder sb = new StringBuilder();
sb.Append("--");
sb.Append(boundary);
sb.Append("\r\n");
sb.Append("Content-Disposition: form-data; name=\"");
sb.Append("data");
sb.Append("\"");
sb.Append("\r\n");
sb.Append("\r\n");
sb.Append(data);
sb.Append("\r\n");
if (uploadfile != "")
{//if createfile function, prepare 'filedata' field
sb.Append("--");
sb.Append(boundary);
sb.Append("\r\n");
sb.Append("Content-Disposition: form-data; name=\"");
sb.Append("filedata");
sb.Append("\"");
sb.Append("\r\n");
sb.Append("\r\n");
}
Stream requestStream = null;
try
{
string postHeader = sb.ToString();
byte[] postHeaderBytes = Encoding.UTF8.GetBytes(postHeader);
byte[] boundaryBytes = Encoding.ASCII.GetBytes("\r\n--" + boundary + "\r\n");
FileStream fileStream = null;
long length = 0;
if (uploadfile != "")
{//if file upload, find the length of the file
fileStream = new FileStream(uploadfile, FileMode.Open, FileAccess.Read);
length = postHeaderBytes.Length + fileStream.Length + boundaryBytes.Length;
}
else
{//if no file upload, just get lenght of the 'data' field
length = postHeaderBytes.Length;
}
webrequest.ContentLength = length;
requestStream = webrequest.GetRequestStream();
// Write out our post header
requestStream.Write(postHeaderBytes, 0, postHeaderBytes.Length);
if (uploadfile != "")
{// if file upload, write out the file contents
byte[] buffer = new Byte[checked((uint)Math.Min(4096, (int)fileStream.Length))];
int bytesRead = 0;
while ((bytesRead = fileStream.Read(buffer, 0, buffer.Length)) != 0)
requestStream.Write(buffer, 0, bytesRead);
// Write out the trailing boundary
requestStream.Write(boundaryBytes, 0, boundaryBytes.Length);
}
}
finally
{
if (requestStream != null) requestStream.Close();
}
// Read the response
StreamReader reader = null;
HttpWebResponse webResponse = (HttpWebResponse)webrequest.GetResponse();
try
{
// Read the responce
reader = new StreamReader(webResponse.GetResponseStream());
if (webResponse.StatusCode == HttpStatusCode.OK)
{
// initiate new response object
response = new APIResponse();
// decode response
response.DecodeResponse(reader);
if (this._init == 1)
{//if it is first call, get the 'token'
this.setSession();
}
return response.Status.Code;
//TO DO: need to implement debug (to log.txt)
}
else
{
throw new Exception(this.internal_errors(2));
}
}
finally
{
if (webResponse != null) webResponse.Close();
}
}
private string perform_request()
{
Uri uri = new Uri(api_endpoint);
string boundary = "----------" + DateTime.Now.Ticks.ToString("x");
HttpWebRequest webrequest = (HttpWebRequest)WebRequest.Create(uri);
webrequest.CookieContainer = new CookieContainer();
webrequest.ContentType = "multipart/form-data; boundary=" + boundary;
webrequest.Method = "POST";
webrequest.Timeout = 120000;
//check whether it is file upload
//TODO: Support batch requests
string uploadfile = "";
if (request.RequestFields[0].ContainsKey("filepath"))
{//get the file name to upload
uploadfile = request.RequestFields[0]["filepath"].ToString();
request.RequestFields[0].Remove("filepath");
}
//get JSON format string for 'data' parameter
string data = request.GetEncoded();
//prepare header for HTTP POST
StringBuilder sb = new StringBuilder();
sb.Append("--");
sb.Append(boundary);
sb.Append("\r\n");
sb.Append("Content-Disposition: form-data; name=\"");
sb.Append("data");
sb.Append("\"");
sb.Append("\r\n");
sb.Append("\r\n");
sb.Append(data);
sb.Append("\r\n");
if (uploadfile != "")
{//if createfile function, prepare 'filedata' field
sb.Append("--");
sb.Append(boundary);
sb.Append("\r\n");
sb.Append("Content-Disposition: form-data; name=\"");
sb.Append("filedata");
sb.Append("\"");
sb.Append("\r\n");
sb.Append("\r\n");
}
Stream requestStream = null;
try
{
string postHeader = sb.ToString();
byte[] postHeaderBytes = Encoding.UTF8.GetBytes(postHeader);
byte[] boundaryBytes = Encoding.ASCII.GetBytes("\r\n--" + boundary + "\r\n");
FileStream fileStream = null;
long length = 0;
if (uploadfile != "")
{//if file upload, find the length of the file
fileStream = new FileStream(uploadfile, FileMode.Open, FileAccess.Read);
length = postHeaderBytes.Length + fileStream.Length + boundaryBytes.Length;
}
else
{//if no file upload, just get lenght of the 'data' field
length = postHeaderBytes.Length;
}
webrequest.ContentLength = length;
requestStream = webrequest.GetRequestStream();
// Write out our post header
requestStream.Write(postHeaderBytes, 0, postHeaderBytes.Length);
if (uploadfile != "")
{// if file upload, write out the file contents
byte[] buffer = new Byte[checked ((uint)Math.Min(4096, (int)fileStream.Length))];
int bytesRead = 0;
while ((bytesRead = fileStream.Read(buffer, 0, buffer.Length)) != 0)
{
requestStream.Write(buffer, 0, bytesRead);
}
// Write out the trailing boundary
requestStream.Write(boundaryBytes, 0, boundaryBytes.Length);
}
}
finally
{
if (requestStream != null)
{
requestStream.Close();
}
}
// Read the response
StreamReader reader = null;
HttpWebResponse webResponse = (HttpWebResponse)webrequest.GetResponse();
try
{
// Read the responce
reader = new StreamReader(webResponse.GetResponseStream());
if (webResponse.StatusCode == HttpStatusCode.OK)
{
// initiate new response object
response = new APIResponse();
// decode response
response.DecodeResponse(reader);
if (this._init == 1)
{//if it is first call, get the 'token'
this.setSession();
}
return(response.Status[0].Code);
//TO DO: need to implement debug (to log.txt)
}
else
{
throw new Exception(this.internal_errors(2));
}
}
finally
{
if (webResponse != null)
{
webResponse.Close();
}
}
}
