DataFlex

Google Translate Text

See more Google Translate Examples

Demonstrates how to use the Cloud Translation API to translate text from one spoken language to another. The example translates from English to Spanish. DataFlex

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Variant vJson
Token    Handle hoJsonToken
    Handle hoHttp
    Variant vJson
    Handle hoJson
    Variant vResp
    Handle hoResp
    Variant vJResp
    Handle hoJResp
    Integer iRespStatusCode
    String sTranslatedText
    Integer i
    Integer n
    String sTemp1

    Move False To iSuccess

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // --------------------------------------------------------------------------------
    // IMPORTANT: 
    // Don't forget you need to 1st enable the Cloud Translation API in your Google Developers Console at https://console.cloud.google.com
    // --------------------------------------------------------------------------------

    // It is assumed we previously obtained an OAuth2 access token.
    // This example loads the JSON access token file 
    Get Create (RefClass(cComChilkatJsonObject)) To hoJsonToken
    If (Not(IsComObjectCreated(hoJsonToken))) Begin
        Send CreateComObject of hoJsonToken
    End
    Get ComLoadFile Of hoJsonToken "qa_data/tokens/_googleTranslate.json" To iSuccess
    If (iSuccess <> True) Begin
        Showln "Failed to load _googleTranslate.json"
        Procedure_Return
    End

    Get Create (RefClass(cComChilkatHttp)) To hoHttp
    If (Not(IsComObjectCreated(hoHttp))) Begin
        Send CreateComObject of hoHttp
    End

    Get ComStringOf Of hoJsonToken "access_token" To sTemp1
    Set ComAuthToken Of hoHttp To sTemp1

    // The following JSON is sent in the request body.

    // {
    //     "q": "The quick brown fox jumped over the lazy dog.",
    //     "source": "en",
    //     "target": "es",
    //     "format": "text"
    // }

    Get Create (RefClass(cComChilkatJsonObject)) To hoJson
    If (Not(IsComObjectCreated(hoJson))) Begin
        Send CreateComObject of hoJson
    End
    // The following code creates the JSON request body.
    Get ComUpdateString Of hoJson "q" "The quick brown fox jumped over the lazy dog." To iSuccess
    Get ComUpdateString Of hoJson "source" "en" To iSuccess
    Get ComUpdateString Of hoJson "target" "es" To iSuccess
    Get ComUpdateString Of hoJson "format" "text" To iSuccess

    Set ComEmitCompact Of hoJson To False
    Get ComEmit Of hoJson To sTemp1
    Showln sTemp1

    Get Create (RefClass(cComChilkatHttpResponse)) To hoResp
    If (Not(IsComObjectCreated(hoResp))) Begin
        Send CreateComObject of hoResp
    End
    Get pvComObject of hoJson to vJson
    Get pvComObject of hoResp to vResp
    Get ComHttpJson Of hoHttp "POST" "https://translation.googleapis.com/language/translate/v2" vJson "application/json" vResp To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoHttp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get Create (RefClass(cComChilkatJsonObject)) To hoJResp
    If (Not(IsComObjectCreated(hoJResp))) Begin
        Send CreateComObject of hoJResp
    End
    Get pvComObject of hoJResp to vJResp
    Get ComGetBodyJson Of hoResp vJResp To iSuccess
    Set ComEmitCompact Of hoJResp To False

    Showln "Response Body:"
    Get ComEmit Of hoJResp To sTemp1
    Showln sTemp1

    Get ComStatusCode Of hoResp To iRespStatusCode
    Showln "Response Status Code = " iRespStatusCode
    If (iRespStatusCode >= 400) Begin
        Showln "Response Header:"
        Get ComHeader Of hoResp To sTemp1
        Showln sTemp1
        Showln "Failed."
        Procedure_Return
    End

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "data": {
    //     "translations": [
    //       {
    //         "translatedText": "El zorro r�pida salt� sobre el perro perezoso."
    //       }
    //     ]
    //   }
    // }

    Move 0 To i
    Get ComSizeOfArray Of hoJResp "data.translations" To n
    While (i < n)
        Set ComI Of hoJResp To i
        Get ComStringOf Of hoJResp "data.translations[i].translatedText" To sTranslatedText
        Showln sTranslatedText
        Move (i + 1) To i
    Loop



End_Procedure