private void DownloadResult(OcrTask task, string outputFile)
{
if (task.Status != TaskStatus.Completed)
{
throw new ArgumentException("Cannot download result for not completed task");
}
try
{
if (File.Exists(outputFile))
{
File.Delete(outputFile);
}
if (task.DownloadUrls == null || task.DownloadUrls.Count == 0)
{
throw new ArgumentException("Cannot download task without download url");
}
string url = task.DownloadUrls[0];
DownloadUrl(url, outputFile);
}
catch (WebException e)
{
throw new Exception(e.Message, e);
}
}
public static OcrTask[] GetAllTasks(XDocument xml)
{
var result = new List <OcrTask>();
XElement xResponse = xml.Root;
foreach (XElement xTask in xResponse.Elements("task"))
{
OcrTask task = GetTaskInfo(xTask);
result.Add(task);
}
return(result.ToArray());
}
//public async Task<bool> clearTaskProcess(OcrTask ocrTask)
//{
// var processListKeyExsit = database.KeyExists(ocrTask.TaskName + "-process");
// var finishedListKeyExsit = database.KeyExists(ocrTask.TaskName + "-finished");
// if (processListKeyExsit)
// {
// database.KeyDelete(ocrTask.TaskName + "-process");
// }
// if (finishedListKeyExsit)
// {
// database.KeyDelete(ocrTask.TaskName + "-finished");
// }
// return true;
//}
public async Task <bool> createTaskProcess(OcrTask ocrTask)
{
var exsit = database.KeyExists(ocrTask.TaskName + "-process");
if (exsit)
{
}
else
{
var taskList = new List <RedisValue>();
for (var i = ocrTask.Start; i < ocrTask.End; i++)
{
taskList.Add(new RedisValue(i.ToString()));
}
await database.ListRightPushAsync(ocrTask.TaskName + "-process", taskList.ToArray());
Console.WriteLine("add task-process length:" + (ocrTask.End - ocrTask.Start).ToString() + " items");
}
return(true);
}
/// <summary>
/// Get task data from xml node "task"
/// </summary>
private static OcrTask GetTaskInfo(XElement xTask)
{
TaskId id = new TaskId(xTask.Attribute("id").Value);
TaskStatus status = StatusFromString(xTask.Attribute("status").Value);
var task = new OcrTask
{
TaskId = id,
Status = status
};
XAttribute xRegistrationTime = xTask.Attribute("registrationTime");
if (xRegistrationTime != null)
{
DateTime time;
if (DateTime.TryParse(xRegistrationTime.Value, out time))
{
task.RegistrationTime = time;
}
}
XAttribute xStatusChangeTime = xTask.Attribute("statusChangeTime");
if (xStatusChangeTime != null)
{
DateTime time;
if (DateTime.TryParse(xStatusChangeTime.Value, out time))
{
task.StatusChangeTime = time;
}
}
XAttribute xFilesCount = xTask.Attribute("filesCount");
if (xFilesCount != null)
{
int filesCount;
if (int.TryParse(xFilesCount.Value, out filesCount))
{
task.FilesCount = filesCount;
}
}
XAttribute xCredits = xTask.Attribute("credits");
if (xCredits != null)
{
int credits;
if (int.TryParse(xCredits.Value, out credits))
{
task.Credits = credits;
}
}
XAttribute xDescription = xTask.Attribute("description");
if (xDescription != null)
{
task.Description = xDescription.Value;
}
XAttribute xResultUrl = xTask.Attribute("resultUrl");
if (xResultUrl != null)
{
task.DownloadUrls = new List <string> {
xResultUrl.Value
};
for (int i = 2; i < 10; i++)
{
XAttribute xResultUrlI = xTask.Attribute("resultUrl" + i);
if (xResultUrlI != null)
{
task.DownloadUrls.Add(xResultUrlI.Value);
}
else
{
break;
}
}
}
XAttribute xError = xTask.Attribute("error");
if (xError != null)
{
task.Error = xError.Value;
}
return(task);
}
