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DetectArray Method

Use the DetectArray Method to identify the language of an array of string at once. Performs independent detection of each individual array element and returns a result for each row of the array.

Request
Method Request URI
POST http://api.microsofttranslator.com/V2/Http.svc/DetectArray

Parameters
Parameter Description

appId

Required. If the Authorization header is used, leave the appid field empty else a string containing "Bearer" + " " + access token.

texts[]

Required. A string array representing the text from an unknown language. The size of the text must not exceed 10000 characters.


Request Headers

The following table describes required and optional request headers.

Request Header Description

Authorization

Required. Specify the the value of access_token in format "Bearer" + " " + Access Token Value


Response
Return value
A string array containing a two-character Language codes for each row of the input array.

Ff512412.alert_note(en-us,MSDN.10).gif Note

Bing App ID is deprecated and is no longer supported.   Please obtain an access token to use the Microsoft Translator API. For details, go here.


Example

C#
PHP

                                            
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using System.IO;
using System.Runtime.Serialization.Json;
using System.Runtime.Serialization;
using System.Web;
using System.ServiceModel.Channels;
using System.ServiceModel;
using System.Xml;

namespace MicrosoftTranslatorSdk.HttpSamples
{
    class Program
    {
        static void Main(string[] args)
        {
            AdmAccessToken admToken;
            string headerValue;
            //Get Client Id and Client Secret from https://datamarket.azure.com/developer/applications/
            //Refer obtaining AccessToken (http://msdn.microsoft.com/en-us/library/hh454950.aspx) 
            AdmAuthentication admAuth = new AdmAuthentication("clientID", "client secret");
            try
            {
                admToken = admAuth.GetAccessToken();
                // Create a header with the access_token property of the returned token
                headerValue = "Bearer " + admToken.access_token;
                DetectArrayMethod(headerValue);

            }
            catch (WebException e)
            {
                ProcessWebException(e);
                Console.WriteLine("Press any key to continue...");
                Console.ReadKey(true);
            }
            catch (Exception ex)
            {

                Console.WriteLine(ex.Message);
                Console.WriteLine("Press any key to continue...");
                Console.ReadKey(true);
            }
        }

        private static void DetectArrayMethod(string authToken)
        {
            string uri = "http://api.microsofttranslator.com/v2/Http.svc/DetectArray";
            // create the request
            string[] textArray = new string[2] { "les erreurs sont parfois amusants", "you can try to enter a longer phrase" };
            StringWriter swriter = new StringWriter();
            XmlTextWriter xwriter = new XmlTextWriter(swriter);
            xwriter.WriteStartElement("ArrayOfstring");
            xwriter.WriteAttributeString("xmlns", "http://schemas.microsoft.com/2003/10/Serialization/Arrays");
            foreach (string text in textArray)
            {
                xwriter.WriteStartElement("string");
                xwriter.WriteString(text);
                xwriter.WriteEndElement();
            }
            xwriter.WriteEndElement();
            xwriter.Close();
            swriter.Close();
            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
            request.Headers.Add("Authorization", authToken);
            request.ContentType = "text/xml";
            request.Method = "POST";
            using (System.IO.Stream stream = request.GetRequestStream())
            {
                byte[] arrBytes = System.Text.Encoding.UTF8.GetBytes(swriter.ToString());
                stream.Write(arrBytes, 0, arrBytes.Length);
            }
            // get the response
            WebResponse response = null;
            try
            {
                response = request.GetResponse();
                using (Stream stream = response.GetResponseStream())
                {

                    System.Runtime.Serialization.DataContractSerializer dcs = new System.Runtime.Serialization.DataContractSerializer(Type.GetType("System.String[]"));
                    string[] detectArray = (string[])dcs.ReadObject(stream);
                    Console.WriteLine("The detected languages are: ");
                    for (int i = 0; i < detectArray.Length; i++)
                    {
                        Console.WriteLine(string.Format("Text '{0}' is from Language {1}", textArray[i], detectArray[i]));
                    }
                }
            }
            catch
            {
                throw;
            }
            finally
            {
                if (response != null)
                {
                    response.Close();
                    response = null;
                }
                Console.WriteLine("Press any key to continue...");
                Console.ReadKey(true);
            }
        }

        private static void ProcessWebException(WebException e)
        {
            Console.WriteLine("{0}", e.ToString());
            // Obtain detailed error information
            string strResponse = string.Empty;
            using (HttpWebResponse response = (HttpWebResponse)e.Response)
            {
                using (Stream responseStream = response.GetResponseStream())
                {
                    using (StreamReader sr = new StreamReader(responseStream, System.Text.Encoding.ASCII))
                    {
                        strResponse = sr.ReadToEnd();
                    }
                }
            }
            Console.WriteLine("Http status code={0}, error message={1}", e.Status, strResponse);
        }
    }
}


                                            

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<?php

class AccessTokenAuthentication {
    /*
     * Get the access token.
     *
     * @param string $grantType    Grant type.
     * @param string $scopeUrl     Application Scope URL.
     * @param string $clientID     Application client ID.
     * @param string $clientSecret Application client ID.
     * @param string $authUrl      Oauth Url.
     *
     * @return string.
     */
    function getTokens($grantType, $scopeUrl, $clientID, $clientSecret, $authUrl){
        try {
            //Initialize the Curl Session.
            $ch = curl_init();
            //Create the request Array.
            $paramArr = array (
                 'grant_type'    => $grantType,
                 'scope'         => $scopeUrl,
                 'client_id'     => $clientID,
                 'client_secret' => $clientSecret
            );
            //Create an Http Query.//
            $paramArr = http_build_query($paramArr);
            //Set the Curl URL.
            curl_setopt($ch, CURLOPT_URL, $authUrl);
            //Set HTTP POST Request.
            curl_setopt($ch, CURLOPT_POST, TRUE);
            //Set data to POST in HTTP "POST" Operation.
            curl_setopt($ch, CURLOPT_POSTFIELDS, $paramArr);
            //CURLOPT_RETURNTRANSFER- TRUE to return the transfer as a string of the return value of curl_exec().
            curl_setopt ($ch, CURLOPT_RETURNTRANSFER, TRUE);
            //CURLOPT_SSL_VERIFYPEER- Set FALSE to stop cURL from verifying the peer's certificate.
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
            //Execute the  cURL session.
            $strResponse = curl_exec($ch);
            //Get the Error Code returned by Curl.
            $curlErrno = curl_errno($ch);
            if($curlErrno){
                $curlError = curl_error($ch);
                throw new Exception($curlError);
            }
            //Close the Curl Session.
            curl_close($ch);
            //Decode the returned JSON string.
            $objResponse = json_decode($strResponse);
            if ($objResponse->error){
                throw new Exception($objResponse->error_description);
            }
            return $objResponse->access_token;
        } catch (Exception $e) {
            echo "Exception-".$e->getMessage();
        }
    }
}

/*
 * Class:HTTPTranslator
 *
 * Processing the translator request.
 */
Class HTTPTranslator {
    /*
     * Create and execute the HTTP CURL request.
     *
     * @param string $url        HTTP Url.
     * @param string $authHeader Authorization Header string.
     * @param string $postData   Data to post.
     *
     * @return string.
     *
     */
    function curlRequest($url, $authHeader, $postData=''){
        //Initialize the Curl Session.
        $ch = curl_init();
        //Set the Curl url.
        curl_setopt ($ch, CURLOPT_URL, $url);
        //Set the HTTP HEADER Fields.
        curl_setopt ($ch, CURLOPT_HTTPHEADER, array($authHeader,"Content-Type: text/xml"));
        //CURLOPT_RETURNTRANSFER- TRUE to return the transfer as a string of the return value of curl_exec().
        curl_setopt ($ch, CURLOPT_RETURNTRANSFER, TRUE);
        //CURLOPT_SSL_VERIFYPEER- Set FALSE to stop cURL from verifying the peer's certificate.
        curl_setopt ($ch, CURLOPT_SSL_VERIFYPEER, False);
        if($postData) {
            //Set HTTP POST Request.
            curl_setopt($ch, CURLOPT_POST, TRUE);
            //Set data to POST in HTTP "POST" Operation.
            curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
        }
        //Execute the  cURL session.
        $curlResponse = curl_exec($ch);
        //Get the Error Code returned by Curl.
        $curlErrno = curl_errno($ch);
        if ($curlErrno) {
            $curlError = curl_error($ch);
            throw new Exception($curlError);
        }
        //Close a cURL session.
        curl_close($ch);
        return $curlResponse;
    }

    /*
     * Create Request XML Format.
     *
     * @param string $languageCode  Language code
     *
     * @return string.
     */
    function createReqXML($inputStrArr) {
        $requestXml = '<ArrayOfstring xmlns="http://schemas.microsoft.com/2003/10/Serialization/Arrays" xmlns:i="http://www.w3.org/2001/XMLSchema-instance">';
        if(sizeof($inputStrArr) > 0){
            foreach($inputStrArr as $str)
            $requestXml .= "<string>$str</string>";
        } else {
            throw new Exception('$inputStrArr array is empty.');
        }
        $requestXml .= '</ArrayOfstring>';
        return $requestXml;
    }
}

try {
    //Client ID of the application.
    $clientID       = "clientId";
    //Client Secret key of the application.
    $clientSecret = "clientsecret";
    //OAuth Url.
    $authUrl      = "https://datamarket.accesscontrol.windows.net/v2/OAuth2-13/";
    //Application Scope Url
    $scopeUrl     = "http://api.microsofttranslator.com";
    //Application grant type
    $grantType    = "client_credentials";

    //Create the AccessTokenAuthentication object.
    $authObj      = new AccessTokenAuthentication();
    //Get the Access token.
    $accessToken  = $authObj->getTokens($grantType, $scopeUrl, $clientID, $clientSecret, $authUrl);
    //Create the authorization Header string.
    $authHeader = "Authorization: Bearer ". $accessToken;

    //Input string array.
    $inputStrArr = array (
                    "les erreurs sont parfois amusants",
                    "you can try to enter a longer phrase", 
                    "Welche Sprache ist das?"
                    );

    //Create the Translator Object.
    $translatorObj = new HTTPTranslator();

    //Create the Request XML.
    $requestXml = $translatorObj->createReqXML($inputStrArr);

    // HTTP detectMehod URL
    $detectMethodUrl = "http://api.microsofttranslator.com/V2/Http.svc/DetectArray";

    // Call the curl Request.
    $curlResponse = $translatorObj->curlRequest($detectMethodUrl, $authHeader, $requestXml);

    // Interprets a string of XML into an object.
    $xmlObj = simplexml_load_string($curlResponse);
    $languageCodesArr = array();
    foreach($xmlObj->string as $language){
        $languageCodesArr[] = $language;
    }


    /*
     * Get the Full language name.
     *
     */

    //Language Code Array.
    $locale = 'en';

    //Create the XML string for passing the values.
    $requestXml = '<ArrayOfstring xmlns="http://schemas.microsoft.com/2003/10/Serialization/Arrays" xmlns:i="http://www.w3.org/2001/XMLSchema-instance">';
    if(sizeof($languageCodesArr) > 0){
        foreach($languageCodesArr as $codes)
        $requestXml .= "<string>$codes</string>";
    } else {
        throw new Exception('$languageCodes array is empty.');
    }
    $requestXml .= '</ArrayOfstring>';

    //HTTP GetlanguageNames URL.
    $url = "http://api.microsofttranslator.com/V2/Http.svc/GetLanguageNames?locale=$locale";

    // Call the curlRequest.
    $curlResponse = $translatorObj->curlRequest($url, $authHeader, $requestXml);
    // Interprets a string of XML into an object.
    $xmlObj = simplexml_load_string($curlResponse);

    $i = 0;
    echo "<table border=2px>";
    echo "<tr>";
    echo "<td><b>LanguageCodes</b></td><td><b>Language Names</b></td>";
    echo "</tr>";
    foreach ($xmlObj->string as $language) {
        echo "<tr><td>".$inputStrArr[$i]."</td><td>". $languageCodesArr[$i]."(".$language.")"."</td></tr>";
        $i++;
    }
    echo "</table>";
} catch (Exception $e) {
    echo "Exception: " . $e->getMessage() . PHP_EOL;
}
                                            
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