public void OnTranslation(TranslateOperationResult result)
{
if (Translation != null)
{
Translation(result);
}
}
/// <summary>
/// Translate a text
/// </summary>
/// <param name="sourceLanguage">source language</param>
/// <param name="destLanguage">target language</param>
/// <param name="text">requested text</param>
/// <returns>A result object</returns>
public string Translate(string sourceLanguage, string destLanguage, string text)
{
try
{
LocalTranslationCacheItem cacheItem = Cache.TryGetValue(sourceLanguage, destLanguage, text);
if (null != cacheItem)
{
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Sucseed, text, cacheItem.TranslationText, null, true);
RaiseOnTranslation(result);
return cacheItem.TranslationText;
}
else
{
GoogleTranslator translator = new GoogleTranslator(sourceLanguage, destLanguage, text);
translator.Translate();
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Sucseed, text, translator.Translation, null);
Cache.Add(sourceLanguage, destLanguage, text, translator.Translation);
RaiseOnTranslation(result);
return translator.Translation;
}
}
catch (Exception exception)
{
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Error, text, null, exception);
RaiseOnTranslation(result);
throw exception;
}
}
/// <summary>
/// Translate a text
/// </summary>
/// <param name="sourceLanguage">source language</param>
/// <param name="destLanguage">target language</param>
/// <param name="text">requested text</param>
/// <returns>A result object</returns>
public string Translate(string sourceLanguage, string destLanguage, string text)
{
try
{
LocalTranslationCacheItem cacheItem = Cache.TryGetValue(sourceLanguage, destLanguage, text);
if (null != cacheItem)
{
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Sucseed, text, cacheItem.TranslationText, null, true);
RaiseOnTranslation(result);
return(cacheItem.TranslationText);
}
else
{
GoogleTranslator translator = new GoogleTranslator(sourceLanguage, destLanguage, text);
translator.Translate();
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Sucseed, text, translator.Translation, null);
Cache.Add(sourceLanguage, destLanguage, text, translator.Translation);
RaiseOnTranslation(result);
return(translator.Translation);
}
}
catch (Exception exception)
{
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Error, text, null, exception);
RaiseOnTranslation(result);
throw exception;
}
}
private void RaiseOnTranslation(TranslateOperationResult result)
{
foreach (var item in Repeators)
{
try
{
item.OnTranslation(result);
}
catch (Exception exception)
{
System.Diagnostics.Trace.WriteLine("Exception occured :" + exception.Message);
}
}
}
/// <summary>
/// Translate a text (should be async in a real-life scenario)
/// </summary>
/// <param name="sourceLanguage">source language</param>
/// <param name="destLanguage">target language</param>
/// <param name="text">requested text</param>
/// <returns>A result object</returns>
public string Translate(string sourceLanguage, string destLanguage, string text)
{
if (String.IsNullOrWhiteSpace(text))
{
return(text);
}
lock (_lock)
{
try
{
string source = null;
string dest = null;
if (!LanguageModeMap.TryGetValue(sourceLanguage, out source))
{
throw new ArgumentOutOfRangeException("Unkown language: " + sourceLanguage);
}
if (!LanguageModeMap.TryGetValue(destLanguage, out dest))
{
throw new ArgumentOutOfRangeException("Unkown language" + destLanguage);
}
text = text.Trim();
LocalTranslationCacheItem cacheItem = Cache.TryGetValue(source, dest, text);
if (null != cacheItem)
{
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Sucseed, text, cacheItem.TranslationText, null, true);
RaiseOnTranslation(result);
return(cacheItem.TranslationText);
}
else
{
string translatedText = TranslateText(text, String.Format("{0}|{1}", source, dest));
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Sucseed, text, translatedText, null);
Cache.Add(source, dest, text, translatedText);
RaiseOnTranslation(result);
return(translatedText);
}
}
catch (Exception exception)
{
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Error, text, null, exception);
RaiseOnTranslation(result);
throw exception;
}
}
}
private void RaiseOnTranslation(TranslateOperationResult result)
{
foreach (var item in Reapters)
{
try
{
item.OnTranslation(result);
}
catch (Exception exception)
{
System.Diagnostics.Trace.WriteLine("Exception occured :" + exception.Message);
}
}
}
/// <summary>
/// This method was called from the IPC Service instance for state updates
/// This is a very stupid solution because the service is calling the view directly and wait until its finished
/// Never do this in a real-life scenario because the view can block/slow down the service
/// </summary>
/// <param name="result">operation state</param>
private void ServiceOnTranslation(TranslateOperationResult result)
{
if (this.InvokeRequired)
{
Action<TranslateOperationResult> invoker = ServiceOnTranslation;
invoker.Invoke(result);
}
else
{
switch (result.State)
{
case TranslateOperationState.Sucseed:
DisplayTranslationMessage(result.Requested, result.Result, result.Cached);
break;
case TranslateOperationState.Error:
DisplayFailedMessage(result.Exception);
break;
default:
throw new IndexOutOfRangeException("state");
}
}
}
/// <summary>
/// Translate a text (should be async in a real-life scenario)
/// </summary>
/// <param name="sourceLanguage">source language</param>
/// <param name="destLanguage">target language</param>
/// <param name="text">requested text</param>
/// <returns>A result object</returns>
public string Translate(string sourceLanguage, string destLanguage, string text)
{
if (String.IsNullOrWhiteSpace(text))
return text;
lock (_lock)
{
try
{
string source = null;
string dest = null;
if (!LanguageModeMap.TryGetValue(sourceLanguage, out source))
throw new ArgumentOutOfRangeException("Unkown language: " + sourceLanguage);
if (!LanguageModeMap.TryGetValue(destLanguage, out dest))
throw new ArgumentOutOfRangeException("Unkown language" + destLanguage);
text = text.Trim();
LocalTranslationCacheItem cacheItem = Cache.TryGetValue(source, dest, text);
if (null != cacheItem)
{
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Sucseed, text, cacheItem.TranslationText, null, true);
RaiseOnTranslation(result);
return cacheItem.TranslationText;
}
else
{
string translatedText = TranslateText(text, String.Format("{0}|{1}", source, dest));
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Sucseed, text, translatedText, null);
Cache.Add(source, dest, text, translatedText);
RaiseOnTranslation(result);
return translatedText;
}
}
catch (Exception exception)
{
TranslateOperationResult result = new TranslateOperationResult(TranslateOperationState.Error, text, null, exception);
RaiseOnTranslation(result);
throw exception;
}
}
}
/// <summary>
/// Helper method to perform a status update in UI thread
/// </summary>
private void ServiceOnTranslationInUIThread()
{
if (null != TranslationResult)
{
ServiceOnTranslation(TranslationResult);
TranslationResult = null;
}
}
/// <summary>
/// This Trigger was called from the IPC Service Instance for status update
/// </summary>
/// <param name="result"></param>
private void ServiceOnTranslation(TranslateOperationResult result)
{
if (this.InvokeRequired)
{
TranslationResult = result;
MethodInvoker uiThreadHandler = new MethodInvoker(ServiceOnTranslationInUIThread);
this.Invoke(uiThreadHandler);
}
else
{
switch (result.State)
{
case TranslateOperationState.Sucseed:
int imageIndex = 1;
if(result.Requested.Trim().Equals(result.Result, StringComparison.InvariantCultureIgnoreCase))
imageIndex = 2;
DisplayMessage(string.Format("Translation sucseed \"{0}\"=>\"{1}\"; FromLocalCache={2}", result.Requested, result.Result, result.Cached), imageIndex);
break;
case TranslateOperationState.Error:
DisplayMessage(string.Format("Translation failed because {0}" , result.Exception.ToString()), 3);
break;
default:
throw new IndexOutOfRangeException("state");
}
}
}
