(SQL Server) Isabel Connect Create Access Token given Valid Refresh Token

See more Ibanity Examples

Create (refresh) an access token given a valid refresh token.

For more information, see https://documentation.ibanity.com/isabel-connect/api#create-access-token

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

// Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
//
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @sTmp0 nvarchar(4000)
    -- This example assumes the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    DECLARE @http int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Http', @http OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    -- Implements the following CURL command:

    -- curl -X POST https://api.ibanity.com/isabel-connect/oauth2/token \
    -- --cert certificate.pem:qwertyuiop1 \
    -- --key private_key.pem  \
    -- -H "Content-Type: application/x-www-form-urlencoded" \
    -- -H "Accept: application/vnd.api+json" \
    -- -H "Ibanity-Idempotency-Key: 94c5586e-e15e-4bae-a1fe-fdbefe1f11d3"  \
    -- -d grant_type=refresh_token \
    -- -d refresh_token=valid_refresh_token \
    -- -d client_id=valid_client_id \
    -- -d client_secret=valid_client_secret

    -- Ibanity provides the certificate + private key in PFX format.  This example will use the .pfx instead of the pair of PEM files.
    -- (It is also possible to implement using Chilkat with the PEM files, but PFX is easier.)
    DECLARE @cert int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Cert', @cert OUT

    DECLARE @success int
    EXEC sp_OAMethod @cert, 'LoadPfxFile', @success OUT, 'qa_data/pfx/my_ibanity_certificate.pfx', 'my_pfx_password'
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @cert, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @cert
        RETURN
      END
    EXEC sp_OAMethod @http, 'SetSslClientCert', @success OUT, @cert
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @cert
        RETURN
      END

    DECLARE @req int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.HttpRequest', @req OUT

    EXEC sp_OASetProperty @req, 'HttpVerb', 'POST'
    EXEC sp_OASetProperty @req, 'Path', '/isabel-connect/oauth2/token'
    EXEC sp_OASetProperty @req, 'ContentType', 'application/x-www-form-urlencoded'
    EXEC sp_OAMethod @req, 'AddParam', NULL, 'grant_type', 'refresh_token'

    -- Load the previously obtained refresh token.
    DECLARE @jsonToken int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.JsonObject', @jsonToken OUT

    EXEC sp_OAMethod @jsonToken, 'LoadFile', @success OUT, 'qa_data/tokens/isabel_refresh_token.json'
    IF @success = 0
      BEGIN

        PRINT 'No existing access token.'
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @cert
        EXEC @hr = sp_OADestroy @req
        EXEC @hr = sp_OADestroy @jsonToken
        RETURN
      END
    EXEC sp_OAMethod @jsonToken, 'StringOf', @sTmp0 OUT, 'refresh_token'
    EXEC sp_OAMethod @req, 'AddParam', NULL, 'refresh_token', @sTmp0

    -- Note: For sandbox testing, we literally want to use the strings
    -- "valid_client_id", and "valid_client_secret".
    -- For the live app, you would replace these with actual values.
    EXEC sp_OAMethod @req, 'AddParam', NULL, 'client_id', 'valid_client_id'
    EXEC sp_OAMethod @req, 'AddParam', NULL, 'client_secret', 'valid_client_secret'

    EXEC sp_OAMethod @req, 'AddHeader', NULL, 'Accept', 'application/vnd.api+json'

    DECLARE @crypt int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Crypt2', @crypt OUT

    DECLARE @idempotencyKey nvarchar(4000)
    EXEC sp_OAMethod @crypt, 'GenerateUuid', @idempotencyKey OUT

    PRINT 'Ibanity-Idempotency-Key: ' + @idempotencyKey
    EXEC sp_OAMethod @req, 'AddHeader', NULL, 'Ibanity-Idempotency-Key', @idempotencyKey

    DECLARE @resp int
    EXEC sp_OAMethod @http, 'PostUrlEncoded', @resp OUT, 'https://api.ibanity.com/isabel-connect/oauth2/token', @req
    EXEC sp_OAGetProperty @http, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 = 0
      BEGIN
        EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @cert
        EXEC @hr = sp_OADestroy @req
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @crypt
        RETURN
      END

    DECLARE @sbResponseBody int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @sbResponseBody OUT

    EXEC sp_OAMethod @resp, 'GetBodySb', @success OUT, @sbResponseBody
    DECLARE @jResp int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.JsonObject', @jResp OUT

    EXEC sp_OAMethod @jResp, 'LoadSb', @success OUT, @sbResponseBody
    EXEC sp_OASetProperty @jResp, 'EmitCompact', 0


    PRINT 'Response Body:'
    EXEC sp_OAMethod @jResp, 'Emit', @sTmp0 OUT
    PRINT @sTmp0

    DECLARE @respStatusCode int
    EXEC sp_OAGetProperty @resp, 'StatusCode', @respStatusCode OUT

    PRINT 'Response Status Code = ' + @respStatusCode
    IF @respStatusCode >= 400
      BEGIN

        PRINT 'Response Header:'
        EXEC sp_OAGetProperty @resp, 'Header', @sTmp0 OUT
        PRINT @sTmp0

        PRINT 'Failed.'
        EXEC @hr = sp_OADestroy @resp

        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @cert
        EXEC @hr = sp_OADestroy @req
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @crypt
        EXEC @hr = sp_OADestroy @sbResponseBody
        EXEC @hr = sp_OADestroy @jResp
        RETURN
      END
    EXEC @hr = sp_OADestroy @resp

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

    -- Notice that we don't get a new refresh token.  The original refresh token is used each time we
    -- want to refresh.  However, we get a new access token.  This access token is to be used in Isabel API calls
    -- until we need to refresh again.
    -- {
    --   "token_type": "Bearer",
    --   "scope": "cloudconnect",
    --   "expires_in": 1799,
    --   "access_token": "access_token_1603365408"
    -- }

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

    DECLARE @token_type nvarchar(4000)
    EXEC sp_OAMethod @jResp, 'StringOf', @token_type OUT, 'token_type'
    DECLARE @scope nvarchar(4000)
    EXEC sp_OAMethod @jResp, 'StringOf', @scope OUT, 'scope'
    DECLARE @expires_in int
    EXEC sp_OAMethod @jResp, 'IntOf', @expires_in OUT, 'expires_in'
    DECLARE @access_token nvarchar(4000)
    EXEC sp_OAMethod @jResp, 'StringOf', @access_token OUT, 'access_token'

    -- Save this to a file so we can load in other examples to include the access token in the HTTP request.
    EXEC sp_OAMethod @jResp, 'WriteFile', @success OUT, 'qa_data/tokens/isabel_access_token.json'

    EXEC @hr = sp_OADestroy @http
    EXEC @hr = sp_OADestroy @cert
    EXEC @hr = sp_OADestroy @req
    EXEC @hr = sp_OADestroy @jsonToken
    EXEC @hr = sp_OADestroy @crypt
    EXEC @hr = sp_OADestroy @sbResponseBody
    EXEC @hr = sp_OADestroy @jResp


END
GO