72    * @param OAuthConsumer $consumer
76   abstract public function build_signature($request, $consumer, $token);  argument
81    * @param OAuthConsumer $consumer
86   public function check_signature($request, $consumer, $token, $signature) {  argument
87     $built = $this->build_signature($request, $consumer, $token);
95  * encoded per Parameter Encoding) of the Consumer Secret and Token Secret, separated by an '&' 
104   public function build_signature($request, $consumer, $token) {  argument
109       $consumer->secret,
131    * oauth_signature is set to the concatenated encoded values of the Consumer Secret and 
139   public function build_signature($request, $consumer, $token) {  argument
141       $consumer->secret,
156  * EMSA-PKCS1-v1_5. It is assumed that the Consumer has provided its RSA public key in a 
167   // (1) do a lookup in a table of trusted certs keyed off of consumer
175   // (1) do a lookup in a table of trusted certs keyed off of consumer
180   public function build_signature($request, $consumer, $token) {  argument
199   public function check_signature($request, $consumer, $token, $signature) {  argument
292 …public static function from_consumer_and_token($consumer, $token, $http_method, $http_url, $parame…  argument
297                       "oauth_consumer_key" => $consumer->key);
448   public function sign_request($signature_method, $consumer, $token) {  argument
454     $signature = $this->build_signature($signature_method, $consumer, $token);
458   public function build_signature($signature_method, $consumer, $token) {  argument
459     $signature = $signature_method->build_signature($this, $consumer, $token);
506     $consumer = $this->get_consumer($request);
511     $this->check_signature($request, $consumer, $token);
515     $new_token = $this->data_store->new_request_token($consumer, $callback);
527     $consumer = $this->get_consumer($request);
530     $token = $this->get_token($request, $consumer, "request");
532     $this->check_signature($request, $consumer, $token);
536     $new_token = $this->data_store->new_access_token($token, $consumer, $verifier);
546     $consumer = $this->get_consumer($request);
547     $token = $this->get_token($request, $consumer, "access");
548     $this->check_signature($request, $consumer, $token);
549     return array($consumer, $token);
594    * try to find the consumer for the provided request's consumer key
599       throw new OAuthException("Invalid consumer key");
602     $consumer = $this->data_store->lookup_consumer($consumer_key);
603     if (!$consumer) {
604       throw new OAuthException("Invalid consumer");
607     return $consumer;
613   private function get_token(&$request, $consumer, $token_type="access") {  argument
616       $consumer, $token_type, $token_field
628   private function check_signature(&$request, $consumer, $token) {  argument
634     $this->check_nonce($consumer, $token, $nonce, $timestamp);
641       $consumer,
672   private function check_nonce($consumer, $token, $nonce, $timestamp) {  argument
680       $consumer,
697   function lookup_token($consumer, $token_type, $token) {  argument
701   function lookup_nonce($consumer, $token, $nonce, $timestamp) {  argument
705   function new_request_token($consumer, $callback = null) {  argument
706     // return a new token attached to this consumer
709   function new_access_token($token, $consumer, $verifier = null) {  argument
710     // return a new access token attached to this consumer