Chilkat Online Tools

DetectKeyPhrases autoit Example

Amazon Comprehend

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

$oRest = ObjCreate("Chilkat_9_5_0.Rest")
Local $bSuccess

$oAuthAws = ObjCreate("Chilkat_9_5_0.AuthAws")
$oAuthAws.AccessKey = "AWS_ACCESS_KEY"
$oAuthAws.SecretKey = "AWS_SECRET_KEY"

; Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
$oAuthAws.Region = "us-west-2"
$oAuthAws.ServiceName = "comprehend"
; SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
$oRest.SetAuthAws($oAuthAws)

; URL: https://comprehend.us-west-2.amazonaws.com/
; Use the same region as specified above.
$bSuccess = $oRest.Connect("comprehend.us-west-2.amazonaws.com",443,True,True)
If ($bSuccess <> True) Then
    ConsoleWrite("ConnectFailReason: " & $oRest.ConnectFailReason & @CRLF)
    ConsoleWrite($oRest.LastErrorText & @CRLF)
    Exit
EndIf

; The following code creates the JSON request body.
; The JSON created by this code is shown below.

; Use this online tool to generate code from sample JSON:
; Generate Code to Create JSON

$oJson = ObjCreate("Chilkat_9_5_0.JsonObject")
$oJson.UpdateString("LanguageCode","string")
$oJson.UpdateString("Text","string")

; The JSON request body created by the above code:

; {
;   "LanguageCode": "string",
;   "Text": "string"
; }

$oRest.AddHeader("Content-Type","application/x-amz-json-1.1")
$oRest.AddHeader("X-Amz-Target","Comprehend_20171127.DetectKeyPhrases")

$oSbRequestBody = ObjCreate("Chilkat_9_5_0.StringBuilder")
$oJson.EmitSb($oSbRequestBody)
$oSbResponseBody = ObjCreate("Chilkat_9_5_0.StringBuilder")
$bSuccess = $oRest.FullRequestSb("POST","/",$oSbRequestBody,$oSbResponseBody)
If ($bSuccess <> True) Then
    ConsoleWrite($oRest.LastErrorText & @CRLF)
    Exit
EndIf

Local $iRespStatusCode = $oRest.ResponseStatusCode
ConsoleWrite("response status code = " & $iRespStatusCode & @CRLF)
If ($iRespStatusCode <> 200) Then
    ConsoleWrite("Response Header:" & @CRLF)
    ConsoleWrite($oRest.ResponseHeader & @CRLF)
    ConsoleWrite("Response Body:" & @CRLF)
    ConsoleWrite($oSbResponseBody.GetAsString() & @CRLF)
    Exit
EndIf

$oJResp = ObjCreate("Chilkat_9_5_0.JsonObject")
$oJResp.LoadSb($oSbResponseBody)

; The following code parses the JSON response.
; A sample JSON response is shown below the sample code.

; Use this online tool to generate parsing code from sample JSON:
; Generate Parsing Code from JSON

Local $iBeginOffset
Local $iEndOffset
Local $iScore
Local $sText

Local $i = 0
Local $iCount_i = $oJResp.SizeOfArray("KeyPhrases")
While $i < $iCount_i
    $oJResp.I = $i
    $iBeginOffset = $oJResp.IntOf("KeyPhrases[i].BeginOffset")
    $iEndOffset = $oJResp.IntOf("KeyPhrases[i].EndOffset")
    $iScore = $oJResp.IntOf("KeyPhrases[i].Score")
    $sText = $oJResp.StringOf("KeyPhrases[i].Text")
    $i = $i + 1
Wend

; A sample JSON response body parsed by the above code:

; {
;   "KeyPhrases": [
;     {
;       "BeginOffset": number,
;       "EndOffset": number,
;       "Score": number,
;       "Text": "string"
;     }
;   ]
; }