Lua Requires Chilkat v11.0.0+

Walmart v3 OAuth2 Access Token with Client Credentials

See more Walmart v3 Examples

Get access token by providing Client ID and Client Secret. Lua

local chilkat = require("chilkat")

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

local http = chilkat.Http.new()

-- Implements the following CURL command:

-- curl -X POST https://marketplace.walmartapis.com/v3/token \
-- --user clientId:clientSecret \
-- -H 'Content-Type: application/x-www-form-urlencoded' \
-- -H 'Accept: application/json' \
-- -H 'WM_SVC.NAME: Walmart Marketplace' \
-- -H 'WM_QOS.CORRELATION_ID: b3261d2d-028a-4ef7-8602-633c23200af6' \
-- -H 'WM_SVC.VERSION: 1.0.0' \
-- -d 'grant_type=client_credentials'

local req = chilkat.HttpRequest.new()
req.http_verb = "POST"
req.path = "/v3/token"
req.content_type = "application/x-www-form-urlencoded"
req:add_param("grant_type", "client_credentials")

req:add_header("WM_QOS.CORRELATION_ID", "b3261d2d-028a-4ef7-8602-633c23200af6")
req:add_header("Accept", "application/json")
req:add_header("WM_SVC.NAME", "Walmart Marketplace")
req:add_header("WM_SVC.VERSION", "1.0.0")

-- Set the "--user clientId:clientSecret" by setting the Login and Password properties
http.login = "clientId"
http.password = "clientSecret"

local resp = chilkat.HttpResponse.new()
local success = http:http_req("https://marketplace.walmartapis.com/v3/token", req, resp)
if not success then
    print(http.last_error_text)
    return
end

local sbResponseBody = chilkat.StringBuilder.new()
resp:get_body_sb(sbResponseBody)
local jResp = chilkat.JsonObject.new()
jResp:load_sb(sbResponseBody)
jResp.emit_compact = false

print("Response Body:")
print(jResp:emit())

local respStatusCode = resp.status_code
print("Response Status Code = " .. respStatusCode)
if respStatusCode >= 400 then
    print("Response Header:")
    print(resp.header)
    print("Failed.")
    return
end

-- Sample JSON response:
-- (Sample code for parsing the JSON response is shown below)

-- {
--   "access_token": "eyJraWQiOiIzN2JmOWQ5MS04ZDRkLTQwYjEtODU4NS1mNzhlZDc3MjM4MDQiLCJlbmMiOiJBMjU2R0NNIiwiYWxnIjoiZGlyIn0..bKkYKqJ5CP0Qb2Qz.wQ4TTa2nwL1rbT98BBdbTi_MRNMM0gW_5q8im6uX4olRwYiuOXjaG6TbnnFOK5fT0UzMEJUf-uybalogMH78cHP0ZyL6hONKJOMJ8VK3ThcZ4AUcqrMRBNIMFiAWSTvHJg1y5g-t-WwmZbaD589dMll7-aXG6PPncpeQA1zOyOTaELjDA4O4jimc2_7PnEdc6ETv89AKcnw1J1cPz6BPG9jpyLVX_zEZcQnxbAHYZiSFscFCzdMtpFDrPWIwWuRcV5qRlH4DghHMqKG7V2wqX1VYV_gUvLH5b2y8O6Y0u9nmkBpqTGNiMpWzNE7amFyqKExGk4Jc_ziJdsrj38cSz9a4KtZOrV6E3mN5gFFEQSNAGzrdEv2IdTfWdNgTnHopQecgrlP7EcsrmGh1ARGTWr-e7RaiL8m2Sx5i9odGj5FDJKXiDeohX-KEB-Vc2KJeLxvYAHA7nPT1_pkZDBCfpqq_6GAUBDEbDZ6mJH93TAE1YhFeR_jcdl_23lND9sHKlvHA97-fHAjEVTqu-4wVmFFelGyJD4VIBkieWn94jq_opMiz-RjyYn8Vj-tfdJy8azBNt5NkjjW7Rsque04LsfujrqHDcJHio3ukT5JKwxNv9PoHMxoHnQ5fUdF4pOzt6ZShkki-jSbhileDlClh0ufLSNYgBmy6Fz4wTZWgL-DhJOcv-7Cup95Rx35Wh7XDYTbdz_z_avtfF-f-JS5XyN20Hn-gioWdNA7DNhI1O6s7zKZ2s2iD9eFkprOLGtcJzvNVjrxKZKD6R0hrUUzDXRn95oWlJXfan-OsTNdRypfGWFqIes-n8cBhzVF69LEWIDMr6YfdkRkmCq_p_A.Bvyf-k_rnsiiuf0jGGVXvw",
--   "token_type": "Bearer",
--   "expires_in": 900
-- }

-- Sample code for parsing the JSON response...
-- Use the following online tool to generate parsing code from sample JSON:
-- Generate Parsing Code from JSON

local access_token = jResp:string_of("access_token")
local token_type = jResp:string_of("token_type")
local expires_in = jResp:int_of("expires_in")