/// <summary>
/// Upload a file to service synchronously and start processing
/// </summary>
/// <param name="filePath">Path to an image to process</param>
/// <param name="settings">Language and output format</param>
/// <returns>Id of the task. Check task status to see if you have enough units to process the task</returns>
/// <exception cref="ProcessingErrorException">thrown when something goes wrong</exception>
public OcrSdkTask ProcessImage(string filePath, ProcessingSettings settings)
{
string url = String.Format("{0}processReceipt?{1}", ServerUrl, settings.AsUrlParams);
try
{
// Build post request
WebRequest request = createPostRequest(url);
writeFileToRequest(filePath, request);
XDocument response = performRequest(request);
OcrSdkTask task = ServerXml.GetTaskStatus(response);
return(task);
}
catch (System.Net.WebException e)
{
String friendlyMessage = retrieveFriendlyMessage(e);
if (friendlyMessage != null)
{
throw new ProcessingErrorException(friendlyMessage, e);
}
throw new ProcessingErrorException("Cannot upload file", e);
}
}
public OcrSdkTask GetTaskStatus(TaskId task)
{
string url = String.Format("{0}getTaskStatus?taskId={1}", ServerUrl,
Uri.EscapeDataString(task.ToString()));
WebRequest request = createGetRequest(url);
XDocument response = performRequest(request);
OcrSdkTask serverTask = ServerXml.GetTaskStatus(response);
return(serverTask);
}
/// <summary>
/// Upload image of a multipage document to server.
/// </summary>
/// <param name="filePath">Path to an image to process</param>
/// <param name="taskToAddFile">Id of multipage document. If null, a new document is created</param>
/// <returns>Id of document to which image was added</returns>
public OcrSdkTask UploadAndAddFileToTask(string filePath, TaskId taskToAddFile)
{
string url = String.Format("{0}submitImage", ServerUrl);
if (taskToAddFile != null)
{
url = url + "?taskId=" + Uri.EscapeDataString(taskToAddFile.ToString());
}
// Build post request
WebRequest request = createPostRequest(url);
writeFileToRequest(filePath, request);
XDocument response = performRequest(request);
OcrSdkTask task = ServerXml.GetTaskStatus(response);
return(task);
}