Provides a set of credentials that will always return an empty access token.

This is useful for APIs which do not require authentication, for local
service emulators, and for testing.

public fetchAuthToken(?callable $httpHandler = NULL)

Fetches the auth token. In this case it returns an empty string.

  • return array A set of auth related metadata, containing the following keys: - access_token (string)
public getCacheKey()

Returns the cache key. In this case it returns a null value, disabling

  • return string|null
public getLastReceivedToken()

Fetches the last received token. In this case, it returns the same empty string
auth token.

  • return array
private $token
  • var array
© 2020 Bruce Wells
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