/// <summary>
/// Translates a single string with the help of the dummy MT service.
/// </summary>
/// <param name="options">The MT-Hub options.</param>
/// <param name="input">The string to translate.</param>
/// <param name="srcLangCode">The source language code.</param>
/// <param name="trgLangCode">The target language code.</param>
/// <returns>The translated string.</returns>
public static string Translate(MtHubOptions options, string input, string srcLangCode, string trgLangCode)
{
var inputList = new List <string> {
input
};
var translations = BatchTranslate(options, inputList, srcLangCode, trgLangCode);
var translation = translations.First();
return(translation);
}
/// <summary>
/// Batch translates segments.
/// </summary>
/// <param name="options">The name of the MT engine or alias.</param>
/// <param name="input">The segments that is to be translated.</param>
/// <param name="srcLangCode">If an alias is being used, the source language code to use.</param>
/// <param name="trgLangCode">If an alias is being used, the target language code to use.</param>
/// <returns>The translations for the segments.</returns>
public static List <string> BatchTranslate(MtHubOptions options, List <string> input,
string srcLangCode = null, string trgLangCode = null)
{
var inputDictionary = new Dictionary <string, string>();
for (var i = 0; i < input.Count; i++)
{
inputDictionary.Add(i.ToString(), HttpUtility.UrlEncode(HttpUtility.UrlEncode(input[i])));
}
const string sUrl = BaseUrl + "translate";
var json = string.Empty;
json = DoPostRequest(sUrl, inputDictionary, options, srcLangCode, trgLangCode);
using (var reader = new JsonTextReader(new StringReader(json)))
{
var test = reader.ToString();
var translations = new List <string>();
while (reader.Read())
{
if (reader.TokenType == JsonToken.PropertyName)
{
if (reader.Value.ToString() == "translation")
{
translations.Add(reader.ReadAsString());
}
else if (reader.Value.ToString() == "message")
{
if (reader.TokenType == JsonToken.PropertyName)
{
throw new Exception(reader.ReadAsString());
}
reader.Read();
if (reader.TokenType == JsonToken.StartObject)
{
JObject obj = JObject.Load(reader);
throw new Exception(obj.ToString());
}
}
}
}
return(translations);
}
}
/// <summary>
/// Check if the language pair is supported by MT-Hub by checking if its an engine on the account of the api token
/// supplied
/// </summary>
/// <param name="args"></param>
/// <returns></returns>
public static bool IsLanguagePairSupported(LanguagePairSupportedParams args)
{
var options = new MtHubOptions(args.PluginSettings);
var apiToken = options.SecureSettings.ApiToken;
var src = LanguageData.GetIsoCode2LetterFromIsoCode3Letter(args.SourceLangCode);
var trg = LanguageData.GetIsoCode2LetterFromIsoCode3Letter(args.TargetLangCode);
var url = BaseUrl + "describesuppliers/" + apiToken;
var json = DoGetRequest(url);
using (var reader = new JsonTextReader(new StringReader(json)))
{
while (reader.Read())
{
if (reader.TokenType == JsonToken.PropertyName)
{
if (reader.Value.ToString() == "engines")
{
while (reader.Read())
{
if (reader.TokenType == JsonToken.StartObject)
{
var engine = JObject.Load(reader);
if (engine["source"].ToString().Equals(src) && engine["target"].ToString().Equals(trg))
{
return(true);
}
}
}
}
}
}
}
return(false);
}
public MtHubSession(string srcLangCode, string trgLangCode, MtHubOptions options)
{
this.srcLangCode = srcLangCode;
this.trgLangCode = trgLangCode;
this.options = options;
}
/// <summary>
/// Sends string(s) in a post request to the specified engine.
/// </summary>
/// <param name="url">The url to send the post request to.</param>
/// <param name="input">The string(s) being sent in the post request.</param>
/// <param name="options">The MT-Hub options.</param>
/// <param name="srcLangCode">If an alias is being used, the source language code to use.</param>
/// <param name="trgLangCode">If an alias is being used, the target language code to use.</param>
/// <returns>The response from the post request.</returns>
private static string DoPostRequest(string url, Dictionary <string, string> input, MtHubOptions options,
string srcLangCode, string trgLangCode)
{
var apiToken = options.SecureSettings.ApiToken;
var request = WebRequest.Create(url);
request.Timeout = TimeOut;
request.Method = "POST";
var postData = "token=" + apiToken;
srcLangCode = LanguageData.GetIsoCode2LetterFromIsoCode3Letter(srcLangCode);
trgLangCode = LanguageData.GetIsoCode2LetterFromIsoCode3Letter(trgLangCode);
postData += "&source=" + srcLangCode + "&target=" + trgLangCode;
// if the input is not empty add the parameters (count())
if (input != null)
{
foreach (var parameterKeyValuePair in input)
{
var parameterValue = parameterKeyValuePair.Value.Replace("&", "%2526");
postData += "&segments[" + parameterKeyValuePair.Key + "]=" + parameterValue;
}
}
var byteArray = Encoding.UTF8.GetBytes(postData);
request.ContentType = "application/x-www-form-urlencoded";
// Set the ContentLength property of the WebRequest.
request.ContentLength = byteArray.Length;
// Get the request stream.
using (var dataStream = request.GetRequestStream())
{
// Write the data to the request stream.
dataStream.Write(byteArray, 0, byteArray.Length);
}
try
{
using (var reader = new StreamReader(request.GetResponse().GetResponseStream()))
{
var json = string.Empty;
var line = string.Empty;
while ((line = reader.ReadLine()) != null)
{
json += line;
}
return(json);
}
}
catch (WebException ex)
{
string exMessage = ex.Message;
if (ex.Response != null)
{
using (var responseReader = new StreamReader(ex.Response.GetResponseStream()))
{
exMessage = responseReader.ReadToEnd();
}
}
return(exMessage);
}
}
