original_string: public function authenticate(IdentityProvider $identityProvider)
      {
          try {
              // Authenticate the user.
              $identityProvider->authenticate();
              // Success!
              $this->isAuthenticated = true;
              // Set the data obtained from the identity provider.
              $this->name = $identityProvider->getUserName();
              $this->email = $identityProvider->getUserEmail();
          } catch (IdentityException $exception) {
              $this->isAuthenticated = false;
              throw $exception;
          }
      }
code: public function authenticate(IdentityProvider $identityProvider)
      {
          try {
              // Authenticate the user.
              $identityProvider->authenticate();
              // Success!
              $this->isAuthenticated = true;
              // Set the data obtained from the identity provider.
              $this->name = $identityProvider->getUserName();
              $this->email = $identityProvider->getUserEmail();
          } catch (IdentityException $exception) {
              $this->isAuthenticated = false;
              throw $exception;
          }
      }
code_tokens: public function authenticate ( IdentityProvider $ identityProvider ) { try { // Authenticate the user. $ identityProvider -> authenticate ( ) ; // Success! $ this -> isAuthenticated = true ; // Set the data obtained from the identity provider. $ this -> name = $ identityProvider -> getUserName ( ) ; $ this -> email = $ identityProvider -> getUserEmail ( ) ; } catch ( IdentityException $ exception ) { $ this -> isAuthenticated = false ; throw $ exception ; } }
docstring: Authenticates a user against an identity provider.
  
  @param IdentityProvider $identityProvider
docstring_tokens: Authenticates a user against an identity provider .