Class: Onfido::WebhookEventVerifier

Inherits:
Object
  • Object
show all
Defined in:
lib/onfido/webhook_event_verifier.rb

Instance Method Summary collapse

Constructor Details

#initialize(webhook_token) ⇒ WebhookEventVerifier

Returns a new instance of WebhookEventVerifier.



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# File 'lib/onfido/webhook_event_verifier.rb', line 8

def initialize(webhook_token)
  @webhook_token = webhook_token
end

Instance Method Details

#read_payload(event_body, signature) ⇒ Object

Raises:



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# File 'lib/onfido/webhook_event_verifier.rb', line 12

def read_payload(event_body, signature)
  event_signature = OpenSSL::HMAC.hexdigest(OpenSSL::Digest.new('sha256'), @webhook_token, event_body)

  raise(OnfidoInvalidSignatureError, "Invalid signature for webhook event") unless OpenSSL.secure_compare(signature, event_signature)

  WebhookEvent.build_from_hash(JSON.parse(event_body))
end