Lianja

Google Translate Text

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

llSuccess = .F.

// 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("CkJsonObject")
llSuccess = loJsonToken.LoadFile("qa_data/tokens/_googleTranslate.json")
if (llSuccess <> .T.) then
    ? "Failed to load _googleTranslate.json"
    release loJsonToken
    return
endif

loHttp = createobject("CkHttp")

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("CkJsonObject")
// 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 = .F.
? loJson.Emit()

loResp = createobject("CkHttpResponse")
llSuccess = loHttp.HttpJson("POST","https://translation.googleapis.com/language/translate/v2",loJson,"application/json",loResp)
if (llSuccess = .F.) then
    ? loHttp.LastErrorText
    release loJsonToken
    release loHttp
    release loJson
    release loResp
    return
endif

loJResp = createobject("CkJsonObject")
loResp.GetBodyJson(loJResp)
loJResp.EmitCompact = .F.

? "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
    return
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