PowerBuilder

REST OAuth1 with Params

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Demonstrates how to use OAuth 1.0a "one legged" authentication with Woo Commerce, with URLs that use query parameters. For example: /orders?status=processing PowerBuilder

integer li_rc
long li_Success
oleobject loo_Oauth1
oleobject loo_Rest
long li_BUseQueryParams
long li_BTls
long li_Port
long li_BAutoReconnect
string ls_ResponseJson

li_Success = 0

//  Demonstrates how to do OAuth1 authentication with query parameters (for a Wordpress site using Woo Commerce).

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

//  Prepare an OAuth 1.0 object for use with the Chilkat REST API.
loo_Oauth1 = create oleobject
li_rc = loo_Oauth1.ConnectToNewObject("Chilkat.OAuth1")
if li_rc < 0 then
    destroy loo_Oauth1
    MessageBox("Error","Connecting to COM object failed")
    return
end if
loo_Oauth1.ConsumerKey = "WOO_COMMERCE_CONSUMER_KEY"
loo_Oauth1.ConsumerSecret = "WOO_COMMERCE_CONSUMER_SECRET"

//  The signature method can be HMAC-SHA1 or HMAC-SHA256
loo_Oauth1.SignatureMethod = "HMAC-SHA256"

//  The OauthUrl property will need to be updated each time a request is sent.
//  The domain here must match the domain passed to the Connect method (below).
//  The domain must be exact.  For example, "www.your-wordpress-site.com" vs. "your-wordpress-site.com".
//  One might work while the other does not..
loo_Oauth1.OauthUrl = "http://your-wordpress-site.com/wc-api/v3/orders"

//  We need to tell OAuth1 about our extra query parameters so they can be used
//  in generating the OAuth1 signature.
//  In this example, we want to add the param "status=processing"
li_Success = loo_Oauth1.AddParam("status","processing")

//  The OAuthMethod property will be set automatically when the REST request is sent.
//  Setting it here is not actually necessary.
loo_Oauth1.OauthMethod = "GET"

//  Generate an initial nonce so that Chilkat knows the desired size of the nonce.
li_Success = loo_Oauth1.GenNonce(32)

loo_Rest = create oleobject
li_rc = loo_Rest.ConnectToNewObject("Chilkat.Rest")

//  Tell the REST object to use the OAuth1 object for authentication.
//  Also, indicate that the OAuth authentication parameters should be query parameters
//  and not located within the Authorization header.
li_BUseQueryParams = 1
li_Success = loo_Rest.SetAuthOAuth1(loo_Oauth1,li_BUseQueryParams)

//  Make the initial connection (without sending a request yet) to the WooCommerce endpoint at your Wordpress blog.
li_BTls = 0
li_Port = 80
li_BAutoReconnect = 1
li_Success = loo_Rest.Connect("your-wordpress-site.com",li_Port,li_BTls,li_BAutoReconnect)
if li_Success <> 1 then
    Write-Debug loo_Rest.LastErrorText
    destroy loo_Oauth1
    destroy loo_Rest
    return
end if

//  Send a GET request to list orders.

//  The extra query params must be added here.
//  (Whatever params are added here should've also been added to the OAuth1 object.)
li_Success = loo_Rest.AddQueryParam("status","processing")

//  When the request is sent, the OAuth1 object's Timestamp and Nonce properties are automatically
//  regenerated.  Also, the OAuth1 object's OauthMethod property is automatically set to the HTTP method
//  used for the request (in this case it is "GET").
ls_ResponseJson = loo_Rest.FullRequestNoBody("GET","/wc-api/v3/orders")
if loo_Rest.LastMethodSuccess <> 1 then
    Write-Debug loo_Rest.LastErrorText
    destroy loo_Oauth1
    destroy loo_Rest
    return
end if

//  When successful, the response status code will equal 200.
if loo_Rest.ResponseStatusCode <> 200 then
    //  Examine the request/response to see what happened.
    Write-Debug "response status code = " + string(loo_Rest.ResponseStatusCode)
    Write-Debug "response status text = " + loo_Rest.ResponseStatusText
    Write-Debug "response header: " + loo_Rest.ResponseHeader
    Write-Debug "response body (if any): " + ls_ResponseJson
    Write-Debug "---"
    Write-Debug "LastRequestStartLine: " + loo_Rest.LastRequestStartLine
    Write-Debug "LastRequestHeader: " + loo_Rest.LastRequestHeader
    destroy loo_Oauth1
    destroy loo_Rest
    return
end if

Write-Debug ls_ResponseJson
Write-Debug "Success."


destroy loo_Oauth1
destroy loo_Rest