public void Translate(IEnumerable<AutoTranslationItem> translationItems, string from, string to)
{
if (translationItems == null) throw new ArgumentNullException("translationItems");
if (string.IsNullOrEmpty(from)) throw new ArgumentNullException("from");
if (string.IsNullOrEmpty(to)) throw new ArgumentNullException("to");
var translator = new LanguageServiceClient();
var options = new TranslateOptions();
foreach (var translationItemsChunk in translationItems.GetChunks(ChunkSize))
{
var texts = from p in translationItemsChunk select p.Text.Length <= 2000 ? p.Text : p.Text.Substring(0, 2000); // 2000 is used because this is the current limit of ms translation services
// send for translation
var textsArray = texts.ToArray();
TranslateArrayResponse[] microsoftTranslatorResponses = translator.TranslateArray(AppId, textsArray, from, to, options);
// convert the response into our TranslationResult array
var results = new List<AutoTranslationResult>();
var tempCounter = 0;
foreach (var translationItem in translationItemsChunk)
{
var microsoftTranslatorResponse = microsoftTranslatorResponses[tempCounter];
var translationResult = new AutoTranslationResult
{
Error = microsoftTranslatorResponse.Error,
Key = translationItem.Key,
Text = microsoftTranslatorResponse.TranslatedText,
OriginalText = translationItem.Text
};
results.Add(translationResult);
tempCounter++;
}
// invoke event with the translation
this.InvokeTranslationReceived(new TranslationReceivedEventArgs(results.ToArray()));
if (this.stopRequested) break;
}
}
public TranslationReceivedEventArgs(AutoTranslationResult[] results)
{
this.Results = results;
}
internal void InvokeAfterItemAutoTranslation(AutoTranslationResult result)
{
EventHandler<AutoTranslationEventArgs<AutoTranslationResult>> handler = AfterItemAutoTranslation;
if (handler != null) handler(this, new AutoTranslationEventArgs<AutoTranslationResult>(result));
}
