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var
http: TChilkatHttp;
success: Integer;
req: TChilkatHttpRequest;
jsonParam2: TChilkatJsonObject;
jsonParam3: TChilkatJsonObject;
jsonParam4: TChilkatJsonObject;
resp: IChilkatHttpResponse;
sbResponseBody: TChilkatStringBuilder;
jResp: TChilkatJsonObject;
respStatusCode: Integer;
access_token: WideString;
signature: WideString;
scope: WideString;
id_token: WideString;
instance_url: WideString;
id: WideString;
token_type: WideString;
issued_at: WideString;
begin
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
http := TChilkatHttp.Create(Self);
req := TChilkatHttpRequest.Create(Self);
req.AddParam('grant_type','refresh_token');
jsonParam2 := TChilkatJsonObject.Create(Self);
req.AddParam('client_id',jsonParam2.Emit());
jsonParam3 := TChilkatJsonObject.Create(Self);
req.AddParam('client_secret',jsonParam3.Emit());
jsonParam4 := TChilkatJsonObject.Create(Self);
req.AddParam('refresh_token',jsonParam4.Emit());
resp := http.PostUrlEncoded('https://login.salesforce.com{{site}}/services/oauth2/token',req.ControlInterface);
if (http.LastMethodSuccess = 0) then
begin
Memo1.Lines.Add(http.LastErrorText);
Exit;
end;
sbResponseBody := TChilkatStringBuilder.Create(Self);
resp.GetBodySb(sbResponseBody.ControlInterface);
jResp := TChilkatJsonObject.Create(Self);
jResp.LoadSb(sbResponseBody.ControlInterface);
jResp.EmitCompact := 0;
Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(jResp.Emit());
respStatusCode := resp.StatusCode;
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
begin
Memo1.Lines.Add('Response Header:');
Memo1.Lines.Add(resp.Header);
Memo1.Lines.Add('Failed.');
Exit;
end;
// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)
// {
// "access_token": "<access_token>",
// "signature": "<signature>",
// "scope": "<scope list>",
// "id_token": "<id_token",
// "instance_url": "https://<my_domain>",
// "id": "https://login.salesforce.com/id/00D.../005...",
// "token_type": "Bearer",
// "issued_at": "<timestamp>"
// }
// Sample code for parsing the JSON response...
// Use this online tool to generate parsing code from sample JSON: Generate JSON Parsing Code
access_token := jResp.StringOf('access_token');
signature := jResp.StringOf('signature');
scope := jResp.StringOf('scope');
id_token := jResp.StringOf('id_token');
instance_url := jResp.StringOf('instance_url');
id := jResp.StringOf('id');
token_type := jResp.StringOf('token_type');
issued_at := jResp.StringOf('issued_at');
Curl Command
curl -X POST
-H "Content-Type: application/x-www-form-urlencoded"
--data-urlencode 'grant_type=refresh_token'
--data-urlencode 'client_id={{clientId}}'
--data-urlencode 'client_secret={{clientSecret}}'
--data-urlencode 'refresh_token={{_refreshToken}}'
https://login.salesforce.com{{site}}/services/oauth2/token
Postman Collection Item JSON
{
"name": "Refresh Token",
"event": [
{
"listen": "test",
"script": {
"exec": [
"const jsonData = pm.response.json();",
"",
"const context = pm.environment.name ? pm.environment : pm.collectionVariables;",
"context.set(\"_accessToken\", jsonData.access_token);"
],
"type": "text/javascript"
}
}
],
"request": {
"auth": {
"type": "noauth"
},
"method": "POST",
"header": [
{
"key": "Content-Type",
"value": "application/x-www-form-urlencoded"
}
],
"body": {
"mode": "urlencoded",
"urlencoded": [
{
"key": "grant_type",
"value": "refresh_token",
"type": "text"
},
{
"key": "client_id",
"value": "{{clientId}}",
"type": "text"
},
{
"key": "client_secret",
"value": "{{clientSecret}}",
"type": "text"
},
{
"key": "refresh_token",
"value": "{{_refreshToken}}",
"type": "text"
}
]
},
"url": {
"raw": "{{url}}{{site}}/services/oauth2/token",
"host": [
"{{url}}{{site}}"
],
"path": [
"services",
"oauth2",
"token"
]
}
},
"response": [
{
"name": "Successful Refresh Token",
"originalRequest": {
"method": "POST",
"header": [
{
"key": "Content-Type",
"value": "application/x-www-form-urlencoded"
}
],
"body": {
"mode": "urlencoded",
"urlencoded": [
{
"key": "grant_type",
"value": "refresh_token",
"type": "text"
},
{
"key": "client_id",
"value": "{{clientId}}",
"type": "text"
},
{
"key": "client_secret",
"value": "{{clientSecret}}",
"type": "text"
},
{
"key": "refresh_token",
"value": "{{_refreshToken}}",
"type": "text"
}
]
},
"url": {
"raw": "{{url}}{{site}}/services/oauth2/token",
"host": [
"{{url}}{{site}}"
],
"path": [
"services",
"oauth2",
"token"
]
}
},
"status": "OK",
"code": 200,
"_postman_previewlanguage": "json",
"header": [
{
"key": "Date",
"value": "Thu, 16 Nov 2023 15:34:45 GMT"
},
{
"key": "Strict-Transport-Security",
"value": "max-age=63072000; includeSubDomains"
},
{
"key": "X-Content-Type-Options",
"value": "nosniff"
},
{
"key": "X-XSS-Protection",
"value": "1; mode=block"
},
{
"key": "X-Robots-Tag",
"value": "none"
},
{
"key": "Cache-Control",
"value": "no-cache,must-revalidate,max-age=0,no-store,private"
},
{
"key": "Expires",
"value": "Thu, 01 Jan 1970 00:00:00 GMT"
},
{
"key": "Content-Type",
"value": "application/json;charset=UTF-8"
},
{
"key": "Vary",
"value": "Accept-Encoding"
},
{
"key": "Content-Encoding",
"value": "gzip"
},
{
"key": "Transfer-Encoding",
"value": "chunked"
}
],
"cookie": [
],
"body": "{\n \"access_token\": \"<access_token>\",\n \"signature\": \"<signature>\",\n \"scope\": \"<scope list>\",\n \"id_token\": \"<id_token\",\n \"instance_url\": \"https://<my_domain>\",\n \"id\": \"https://login.salesforce.com/id/00D.../005...\",\n \"token_type\": \"Bearer\",\n \"issued_at\": \"<timestamp>\"\n}"
}
]
}
