(PowerShell) 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 .NET Downloads Chilkat .NET Assemblies

Add-Type -Path "C:\chilkat\ChilkatDotNet47-9.5.0-x64\ChilkatDotNet47.dll"

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

$http = New-Object Chilkat.Http

# 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.)
$cert = New-Object Chilkat.Cert
$success = $cert.LoadPfxFile("qa_data/pfx/my_ibanity_certificate.pfx","my_pfx_password")
if ($success -eq $false) {
    $($cert.LastErrorText)
    exit
}

$success = $http.SetSslClientCert($cert)
if ($success -eq $false) {
    $($http.LastErrorText)
    exit
}

$req = New-Object Chilkat.HttpRequest
$req.HttpVerb = "POST"
$req.Path = "/isabel-connect/oauth2/token"
$req.ContentType = "application/x-www-form-urlencoded"
$req.AddParam("grant_type","refresh_token")

# Load the previously obtained refresh token.
$jsonToken = New-Object Chilkat.JsonObject
$success = $jsonToken.LoadFile("qa_data/tokens/isabel_refresh_token.json")
if ($success -eq $false) {
    $("No existing access token.")
    exit
}

$req.AddParam("refresh_token",$jsonToken.StringOf("refresh_token"))

# 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.
$req.AddParam("client_id","valid_client_id")
$req.AddParam("client_secret","valid_client_secret")

$req.AddHeader("Accept","application/vnd.api+json")

$crypt = New-Object Chilkat.Crypt2
$idempotencyKey = $crypt.GenerateUuid()
$("Ibanity-Idempotency-Key: " + $idempotencyKey)
$req.AddHeader("Ibanity-Idempotency-Key",$idempotencyKey)

$resp = $http.PostUrlEncoded("https://api.ibanity.com/isabel-connect/oauth2/token",$req)
if ($http.LastMethodSuccess -eq $false) {
    $($http.LastErrorText)
    exit
}

$sbResponseBody = New-Object Chilkat.StringBuilder
$resp.GetBodySb($sbResponseBody)
$jResp = New-Object Chilkat.JsonObject
$jResp.LoadSb($sbResponseBody)
$jResp.EmitCompact = $false

$("Response Body:")
$($jResp.Emit())

$respStatusCode = $resp.StatusCode
$("Response Status Code = " + $respStatusCode)
if ($respStatusCode -ge 400) {
    $("Response Header:")
    $($resp.Header)
    $("Failed.")

    exit
}

# 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

$token_type = $jResp.StringOf("token_type")
$scope = $jResp.StringOf("scope")
$expires_in = $jResp.IntOf("expires_in")
$access_token = $jResp.StringOf("access_token")

# Save this to a file so we can load in other examples to include the access token in the HTTP request.
$success = $jResp.WriteFile("qa_data/tokens/isabel_access_token.json")