(Visual Basic 6.0) Refresh WiX Access Token

Request a new access token each time you call a WiX API. Use the refresh token together with your secret key, to request refresh tokens

For more information, see https://dev.wix.com/api/rest/authorization/oauth-2/refresh-an-access-token

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

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

Dim http As New ChilkatHttp

' Implements the following CURL command:

' curl -X POST \
'   https://www.wix.com/oauth/access \
'   -H 'Content-Type: application/json' \
'   -d '{
'     "grant_type": "refresh_token",
'     "client_id": <CLIENT_ID>,
'     "client_secret": <CLIENT_SECRET>,
'     "refresh_token": <REFRESH_TOKEN>
' }'

' It is assumed we previously obtained an OAuth2 access token.
' This example loads the JSON access token file 
' saved by this example: Get WiX OAuth2 Access Token

Dim jsonToken As New ChilkatJsonObject
Dim success As Long
success = jsonToken.LoadFile("qa_data/tokens/wix.json")
If (success <> 1) Then
    Debug.Print "Failed to load square.json"
    Exit Sub
End If

' Get the "refresh_token"
Dim refreshToken As String
refreshToken = jsonToken.StringOf("refresh_token")

' The following JSON is sent in the request body.

' {
'   "grant_type": "refresh_token",
'   "client_id": <APP_ID>,
'   "client_secret": <APP_SECRET>,
'   "refresh_token": <REFRESH_TOKEN>
' }

Dim json As New ChilkatJsonObject
success = json.UpdateString("grant_type","refresh_token")
success = json.UpdateString("client_id","CLIENT_ID")
success = json.UpdateString("client_secret","CLIENT_SECRET")
success = json.UpdateString("refresh_token",refreshToken)

http.SetRequestHeader "Content-Type","application/json"

Dim resp As ChilkatHttpResponse
Set resp = http.PostJson3("https://www.wix.com/oauth/access","application/json",json)
If (http.LastMethodSuccess = 0) Then
    Debug.Print http.LastErrorText
    Exit Sub
End If

Dim sbResponseBody As New ChilkatStringBuilder
success = resp.GetBodySb(sbResponseBody)
Dim jResp As New ChilkatJsonObject
success = jResp.LoadSb(sbResponseBody)
jResp.EmitCompact = 0

Debug.Print "Response Body:"
Debug.Print jResp.Emit()

Dim respStatusCode As Long
respStatusCode = resp.StatusCode
Debug.Print "Response Status Code = " & respStatusCode
If (respStatusCode >= 400) Then
    Debug.Print "Response Header:"
    Debug.Print resp.Header
    Debug.Print "Failed."

    Exit Sub
End If

' Sample JSON response:

' {
'   "refresh_token": "OAUTH2.eyJraWQ ... vnB4cQ",
'   "access_token": "OAUTH2.eyJra ... la18lrw"
' }

Dim refresh_token As String
refresh_token = jResp.StringOf("refresh_token")
Dim access_token As String
access_token = jResp.StringOf("access_token")

' Save the new JSON access token response to a file.
success = sbResponseBody.WriteFile("qa_data/tokens/wix.json","utf-8",0)