Chilkat Online Tools

PowerBuilder / Zoho CRM REST APIs / Refresh Access Tokens

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integer li_rc
oleobject loo_Http
integer li_Success
oleobject loo_Req
oleobject loo_JsonFormData1
oleobject loo_JsonFormData2
oleobject loo_JsonFormData3
oleobject loo_Resp

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

loo_Http = create oleobject
// Use "Chilkat_9_5_0.Http" for versions of Chilkat < 10.0.0
li_rc = loo_Http.ConnectToNewObject("Chilkat.Http")
if li_rc < 0 then
    destroy loo_Http
    MessageBox("Error","Connecting to COM object failed")
    return
end if

loo_Req = create oleobject
// Use "Chilkat_9_5_0.HttpRequest" for versions of Chilkat < 10.0.0
li_rc = loo_Req.ConnectToNewObject("Chilkat.HttpRequest")

loo_Req.HttpVerb = "POST"
loo_Req.Path = "/oauth/v2/token"
loo_Req.ContentType = "multipart/form-data"

loo_JsonFormData1 = create oleobject
// Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
li_rc = loo_JsonFormData1.ConnectToNewObject("Chilkat.JsonObject")

loo_Req.AddStringForUpload2("client_id","",loo_JsonFormData1,"utf-8","application/json")

loo_JsonFormData2 = create oleobject
// Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
li_rc = loo_JsonFormData2.ConnectToNewObject("Chilkat.JsonObject")

loo_Req.AddStringForUpload2("client_secret","",loo_JsonFormData2,"utf-8","application/json")

loo_JsonFormData3 = create oleobject
// Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
li_rc = loo_JsonFormData3.ConnectToNewObject("Chilkat.JsonObject")

loo_Req.AddStringForUpload2("refresh_token","",loo_JsonFormData3,"utf-8","application/json")

loo_Req.AddParam("grant_type","{{client-id}}{{client-secret}}{{refresh-token}}refresh_token")

loo_Resp = loo_Http.SynchronousRequest("domain.com",443,1,loo_Req)
if loo_Http.LastMethodSuccess = 0 then
    Write-Debug loo_Http.LastErrorText
    destroy loo_Http
    destroy loo_Req
    destroy loo_JsonFormData1
    destroy loo_JsonFormData2
    destroy loo_JsonFormData3
    return
end if

Write-Debug string(loo_Resp.StatusCode)
Write-Debug loo_Resp.BodyStr
destroy loo_Resp


destroy loo_Http
destroy loo_Req
destroy loo_JsonFormData1
destroy loo_JsonFormData2
destroy loo_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": [
  ]
}