/// <summary>
/// Performs translation with given translate request asynchronous.
/// </summary>
/// <param name="request">Translate request.</param>
/// <param name="onCompleted">Completed action.</param>
/// <param name="onError">Error action.</param>
public IEnumerator TranslateAsync(GoogleTranslateRequest request,
Action <TranslationCompletedEventArgs> onCompleted = null,
Action <TranslationErrorEventArgs> onError = null)
{
using (UnityWebRequest www = PrepareRequest(request))
{
#if UNITY_2017_2_OR_NEWER
yield return(www.SendWebRequest());
#else
yield return(www.Send());
#endif
ProcessResponse(request, www, onCompleted, onError);
}
}
private void ProcessResponse(GoogleTranslateRequest request, UnityWebRequest www,
Action <TranslationCompletedEventArgs> onCompleted,
Action <TranslationErrorEventArgs> onError)
{
if (www.isNetworkError || www.isHttpError)
{
if (onError != null)
{
onError.Invoke(new TranslationErrorEventArgs(www.error, www.responseCode));
}
}
else
{
var response = JsonUtility.FromJson <JsonResponse>(www.downloadHandler.text);
if (response != null && response.data != null && response.data.translations != null &&
response.data.translations.Length > 0)
{
var requests = new GoogleTranslateRequest[] { request };
var translateResponse = new GoogleTranslateResponse();
translateResponse.TranslatedText = response.data.translations[0].translatedText;
var responses = new GoogleTranslateResponse[] { translateResponse };
if (onCompleted != null)
{
onCompleted.Invoke(new TranslationCompletedEventArgs(requests, responses));
}
}
else
{
if (response != null && response.error != null)
{
if (onError != null)
{
onError.Invoke(new TranslationErrorEventArgs(response.error.message, response.error.code));
}
}
if (onError != null)
{
onError.Invoke(new TranslationErrorEventArgs("Response data could not be read.", -1));
}
}
}
}
/// <summary>
/// Useful for Editor scripts. Otherwise, recommended to use <see cref="TranslateAsync"/>.
/// </summary>
/// <param name="request">Translate request.</param>
/// <param name="onCompleted">Completed action.</param>
/// <param name="onError">Error action.</param>
public void Translate(GoogleTranslateRequest request,
Action <TranslationCompletedEventArgs> onCompleted = null,
Action <TranslationErrorEventArgs> onError = null)
{
using (UnityWebRequest www = PrepareRequest(request))
{
#if UNITY_2017_2_OR_NEWER
www.SendWebRequest();
#else
www.Send();
#endif
// Wait request completion.
while (!www.isDone)
{
}
ProcessResponse(request, www, onCompleted, onError);
}
}
private UnityWebRequest PrepareRequest(GoogleTranslateRequest request)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
if (!AuthenticationFile)
{
throw new ArgumentNullException("AuthenticationFile", "Auth file not attached.");
}
var form = new WWWForm();
form.AddField(RequestKeyInputText, request.Text);
form.AddField(RequestKeySourceLanguage, Localization.GetLanguageCode(request.Source));
form.AddField(RequestKeyTargetLanguage, Localization.GetLanguageCode(request.Target));
var url = string.Format(RequestUrlFormat, AuthenticationFile.text);
return(UnityWebRequest.Post(url, form));
}
