protected function initAuthenticator() {
        $auth = $this->auth;
        $this->hmac_validator  = new \Tokenly\HmacAuth\Validator(function($api_token) use ($auth) {
            // lookup the API secrect by $api_token using $this->auth
            $user = $this->user_repository->findByAPIToken($api_token);
            if (!$user) { return null; }

            // populate Guard with the $user
            $auth->setUser($user);

            // the purpose of this function is to look up the secret
            $api_secret = $user->getApiSecretKey();
            return $api_secret;
        });

        $substitions = Config::get('protectedApi.allowedSubstitutions');
        if ($substitions) {
            $this->hmac_validator->setSignedURLValidationFunction(function($actual_url, $signed_url) use ($substitions) {
                return $this->validateSignedURL($actual_url, $signed_url, $substitions);
            });
        }
    }
protected function initAuthenticator() {
        $auth = $this->auth;
        $this->hmac_validator  = new \Tokenly\HmacAuth\Validator(function($api_token) use ($auth) {
            // lookup the API secrect by $api_token using $this->auth
            $user = $this->user_repository->findByAPIToken($api_token);
            if (!$user) { return null; }

            // populate Guard with the $user
            $auth->setUser($user);

            // the purpose of this function is to look up the secret
            $api_secret = $user->getApiSecretKey();
            return $api_secret;
        });

        $substitions = Config::get('protectedApi.allowedSubstitutions');
        if ($substitions) {
            $this->hmac_validator->setSignedURLValidationFunction(function($actual_url, $signed_url) use ($substitions) {
                return $this->validateSignedURL($actual_url, $signed_url, $substitions);
            });
        }
    }
protected function initAuthenticator ( ) { $ auth = $ this -> auth ; $ this -> hmac_validator = new \ Tokenly \ HmacAuth \ Validator ( function ( $ api_token ) use ( $ auth ) { // lookup the API secrect by $api_token using $this->auth $ user = $ this -> user_repository -> findByAPIToken ( $ api_token ) ; if ( ! $ user ) { return null ; } // populate Guard with the $user $ auth -> setUser ( $ user ) ; // the purpose of this function is to look up the secret $ api_secret = $ user -> getApiSecretKey ( ) ; return $ api_secret ; } ) ; $ substitions = Config :: get ( 'protectedApi.allowedSubstitutions' ) ; if ( $ substitions ) { $ this -> hmac_validator -> setSignedURLValidationFunction ( function ( $ actual_url , $ signed_url ) use ( $ substitions ) { return $ this -> validateSignedURL ( $ actual_url , $ signed_url , $ substitions ) ; } ) ; } }
Create a new filter instance.

@param  Guard  $auth
@return void
Create a new filter instance .