protected internal void HandleTranslationComplete(object sender, TranslateArrayCompletedEventArgs e)
{
// look up the id from e
if (e.UserState == null)
{
string message = string.Format("UserState from async translation is null, expected it to be an istance of BingTranslatorUserState.");
throw new UnexpectedStateException(message);
}
// BingTranslatorUserState userState = new BingTranslatorUserState(e.UserState as object[]);
BingTranslatorUserState userState = e.UserState as BingTranslatorUserState;
// see if there are any registered handlers
List <IAsyncTranslationComplete> handlers = null;
this.AsyncTranslationHandlers.TryGetValue(userState.Id, out handlers);
// remove the id from the dictionary then call the events, they may take time to execute
// that is why they are removed first
if (handlers != null)
{
lock (lockAsyncTranslationHandlers) {
this.AsyncTranslationHandlers[userState.Id] = null;
}
// create the object that will be passed to the handlers
List <ITranslation> translationResult = new List <ITranslation>();
foreach (IAsyncTranslationComplete handler in handlers)
{
List <string> stringsToTranslate = handler.TranslationAsync.StringsToTranslate;
if (stringsToTranslate.Count != e.Result.Length)
{
string message = string.Format(
"There was a mis-match between the count of strings to translate [{0}] and the translated strings [{1}].",
stringsToTranslate.Count,
e.Result.Length);
throw new UnexpectedStateException(message);
}
List <ITranslation> translations = new List <ITranslation>(stringsToTranslate.Count);
for (int i = 0; i < stringsToTranslate.Count; i++)
{
translations.Add(
new Translation(
handler.TranslationAsync.SourceLanguage,
handler.TranslationAsync.DestLanguage,
stringsToTranslate[i],
e.Result[i].TranslatedText));
}
handler.OnTranslationComplete(handler.TranslationAsync, translations);
}
}
}
public IAsyncContinuation Translate2(IEnumerable <string> stringsToTranslate, ILanguage destLanguage, ILanguage sourceLanguage = null)
{
if (stringsToTranslate == null)
{
throw new ArgumentNullException("stringsToTranslate");
}
// Convert stringsToTranslate to a list because I need to send them all at once
// to the translation engine. We can only get benefit of IEnumberable in one direction
List <string> stringList = stringsToTranslate.ToList();
if (sourceLanguage == null)
{
// detect language from the first string in the list to translate
sourceLanguage = this.DetectLanguage(stringsToTranslate.First());
}
Guid translationGuid = Guid.NewGuid();
IAsyncTranslationPayload asyncObj = new AsyncTranslationPayload(Guid.NewGuid(), stringList, sourceLanguage, destLanguage, this);
BingTranslatorUserState userState = new BingTranslatorUserState {
Id = asyncObj.Id,
SourceLanguage = sourceLanguage as BaseLanguage,
DestLanguage = destLanguage as BaseLanguage
};
// TODO: Do we want this to be done async? if so update this code
using (BingTranslatorService.SoapService client = new BingTranslatorService.SoapService()) {
client.TranslateArrayAsync(
this.ApiKey,
stringList.ToArray(),
sourceLanguage.Language,
destLanguage.Language,
this.TranslateOptions,
userState);
client.TranslateArrayCompleted += HandleTranslationComplete;
}
return(asyncObj);
}
public IAsyncContinuation Translate2(IEnumerable<string> stringsToTranslate, ILanguage destLanguage, ILanguage sourceLanguage = null)
{
if (stringsToTranslate == null) { throw new ArgumentNullException("stringsToTranslate"); }
// Convert stringsToTranslate to a list because I need to send them all at once
// to the translation engine. We can only get benefit of IEnumberable in one direction
List<string> stringList = stringsToTranslate.ToList();
if (sourceLanguage == null) {
// detect language from the first string in the list to translate
sourceLanguage = this.DetectLanguage(stringsToTranslate.First());
}
Guid translationGuid = Guid.NewGuid();
IAsyncTranslationPayload asyncObj = new AsyncTranslationPayload(Guid.NewGuid(), stringList, sourceLanguage, destLanguage, this);
BingTranslatorUserState userState = new BingTranslatorUserState {
Id = asyncObj.Id,
SourceLanguage = sourceLanguage as BaseLanguage,
DestLanguage = destLanguage as BaseLanguage
};
// TODO: Do we want this to be done async? if so update this code
using (BingTranslatorService.SoapService client = new BingTranslatorService.SoapService()) {
client.TranslateArrayAsync(
this.ApiKey,
stringList.ToArray(),
sourceLanguage.Language,
destLanguage.Language,
this.TranslateOptions,
userState);
client.TranslateArrayCompleted += HandleTranslationComplete;
}
return asyncObj;
}
