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var
http: HCkHttp;
success: Boolean;
req: HCkHttpRequest;
jsonFormData1: HCkJsonObject;
jsonFormData2: HCkJsonObject;
jsonFormData3: HCkJsonObject;
resp: HCkHttpResponse;
begin
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
http := CkHttp_Create();
req := CkHttpRequest_Create();
CkHttpRequest_putHttpVerb(req,'POST');
CkHttpRequest_putPath(req,'/oauth/v2/token');
CkHttpRequest_putContentType(req,'multipart/form-data');
jsonFormData1 := CkJsonObject_Create();
CkHttpRequest_AddParam(req,'client_id',CkJsonObject__emit(jsonFormData1));
jsonFormData2 := CkJsonObject_Create();
CkHttpRequest_AddParam(req,'client_secret',CkJsonObject__emit(jsonFormData2));
jsonFormData3 := CkJsonObject_Create();
CkHttpRequest_AddParam(req,'refresh_token',CkJsonObject__emit(jsonFormData3));
CkHttpRequest_AddParam(req,'grant_type','{{client-id}}{{client-secret}}{{refresh-token}}refresh_token');
resp := CkHttp_SynchronousRequest(http,'domain.com',443,True,req);
if (CkHttp_getLastMethodSuccess(http) = False) then
begin
Memo1.Lines.Add(CkHttp__lastErrorText(http));
Exit;
end;
Memo1.Lines.Add(IntToStr(CkHttpResponse_getStatusCode(resp)));
Memo1.Lines.Add(CkHttpResponse__bodyStr(resp));
CkHttpResponse_Dispose(resp);
CkHttp_Dispose(http);
CkHttpRequest_Dispose(req);
CkJsonObject_Dispose(jsonFormData1);
CkJsonObject_Dispose(jsonFormData2);
CkJsonObject_Dispose(jsonFormData3);
Curl Command
curl -X POST
--form 'client_id={{client-id}}'
--form 'client_secret={{client-id}}{{client-secret}}'
--form 'refresh_token={{client-id}}{{client-secret}}{{refresh-token}}'
--form 'grant_type={{client-id}}{{client-secret}}{{refresh-token}}refresh_token'
https://domain.com/oauth/v2/token
Postman Collection Item JSON
{
"name": "Refresh Access Tokens",
"event": [
{
"listen": "test",
"script": {
"exec": [
"if (responseCode.code === 200)",
"{",
" var jsonData = JSON.parse(responseBody);",
"",
" pm.environment.set(\"access-token\", jsonData.access_token);",
" pm.environment.set(\"expiry-time\", Date.now() + parseInt(jsonData.expires_in));",
"}"
],
"type": "text/javascript"
}
}
],
"request": {
"auth": {
"type": "noauth"
},
"method": "POST",
"header": [
],
"body": {
"mode": "formdata",
"formdata": [
{
"key": "client_id",
"value": "{{client-id}}",
"type": "text"
},
{
"key": "client_secret",
"value": "{{client-secret}}",
"type": "text"
},
{
"key": "refresh_token",
"value": "{{refresh-token}}",
"type": "text"
},
{
"key": "grant_type",
"value": "refresh_token",
"type": "text"
}
]
},
"url": {
"raw": "{{accounts-url}}/oauth/v2/token",
"host": [
"{{accounts-url}}"
],
"path": [
"oauth",
"v2",
"token"
]
},
"description": "### Step 4: Refresh Access Tokens\n\nAs obvious as it is, refresh tokens are used to generate new access tokens when the current ones are past the expiry time."
},
"response": [
]
}