Visual FoxPro

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. Visual FoxPro

LOCAL lnSuccess
LOCAL loJsonToken
LOCAL loHttp
LOCAL loJson
LOCAL loResp
LOCAL loJResp
LOCAL lnRespStatusCode
LOCAL lcTranslatedText
LOCAL i
LOCAL n

lnSuccess = 0

* 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 
loJsonToken = CreateObject('Chilkat.JsonObject')
lnSuccess = loJsonToken.LoadFile("qa_data/tokens/_googleTranslate.json")
IF (lnSuccess <> 1) THEN
    ? "Failed to load _googleTranslate.json"
    RELEASE loJsonToken
    CANCEL
ENDIF

loHttp = CreateObject('Chilkat.Http')

loHttp.AuthToken = loJsonToken.StringOf("access_token")

* 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"
* }

loJson = CreateObject('Chilkat.JsonObject')
* The following code creates the JSON request body.
loJson.UpdateString("q","The quick brown fox jumped over the lazy dog.")
loJson.UpdateString("source","en")
loJson.UpdateString("target","es")
loJson.UpdateString("format","text")

loJson.EmitCompact = 0
? loJson.Emit()

loResp = CreateObject('Chilkat.HttpResponse')
lnSuccess = loHttp.HttpJson("POST","https://translation.googleapis.com/language/translate/v2",loJson,"application/json",loResp)
IF (lnSuccess = 0) THEN
    ? loHttp.LastErrorText
    RELEASE loJsonToken
    RELEASE loHttp
    RELEASE loJson
    RELEASE loResp
    CANCEL
ENDIF

loJResp = CreateObject('Chilkat.JsonObject')
loResp.GetBodyJson(loJResp)
loJResp.EmitCompact = 0

? "Response Body:"
? loJResp.Emit()

lnRespStatusCode = loResp.StatusCode
? "Response Status Code = " + STR(lnRespStatusCode)
IF (lnRespStatusCode >= 400) THEN
    ? "Response Header:"
    ? loResp.Header
    ? "Failed."
    RELEASE loJsonToken
    RELEASE loHttp
    RELEASE loJson
    RELEASE loResp
    RELEASE loJResp
    CANCEL
ENDIF

* 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."
*       }
*     ]
*   }
* }

i = 0
n = loJResp.SizeOfArray("data.translations")
DO WHILE i < n
    loJResp.I = i
    lcTranslatedText = loJResp.StringOf("data.translations[i].translatedText")
    ? lcTranslatedText
    i = i + 1
ENDDO

RELEASE loJsonToken
RELEASE loHttp
RELEASE loJson
RELEASE loResp
RELEASE loJResp