public function is_logged_in() {
        // Has the token expired?
        if (isset($this->accesstoken->expires) && time() >= $this->accesstoken->expires) {
            $this->log_out();
            return false;
        }

        // We have a token so we are logged in.
        if (isset($this->accesstoken->token)) {
            // Check that the access token has all the requested scopes.
            $scopemissing = false;
            $scopecheck = ' ' . $this->accesstoken->scope . ' ';

            $requiredscopes = explode(' ', $this->scope);
            foreach ($requiredscopes as $requiredscope) {
                if (strpos($scopecheck, ' ' . $requiredscope . ' ') === false) {
                    $scopemissing = true;
                    break;
                }
            }
            if (!$scopemissing) {
                return true;
            }
        }

        // If we've been passed then authorization code generated by the
        // authorization server try and upgrade the token to an access token.
        $code = optional_param('oauth2code', null, PARAM_RAW);
        // Note - sometimes we may call is_logged_in twice in the same request - we don't want to attempt
        // to upgrade the same token twice.
        if ($code && !in_array($code, self::$upgradedcodes) && $this->upgrade_token($code)) {
            return true;
        }

        return false;
    }
public function is_logged_in() {
        // Has the token expired?
        if (isset($this->accesstoken->expires) && time() >= $this->accesstoken->expires) {
            $this->log_out();
            return false;
        }

        // We have a token so we are logged in.
        if (isset($this->accesstoken->token)) {
            // Check that the access token has all the requested scopes.
            $scopemissing = false;
            $scopecheck = ' ' . $this->accesstoken->scope . ' ';

            $requiredscopes = explode(' ', $this->scope);
            foreach ($requiredscopes as $requiredscope) {
                if (strpos($scopecheck, ' ' . $requiredscope . ' ') === false) {
                    $scopemissing = true;
                    break;
                }
            }
            if (!$scopemissing) {
                return true;
            }
        }

        // If we've been passed then authorization code generated by the
        // authorization server try and upgrade the token to an access token.
        $code = optional_param('oauth2code', null, PARAM_RAW);
        // Note - sometimes we may call is_logged_in twice in the same request - we don't want to attempt
        // to upgrade the same token twice.
        if ($code && !in_array($code, self::$upgradedcodes) && $this->upgrade_token($code)) {
            return true;
        }

        return false;
    }
public function is_logged_in ( ) { // Has the token expired? if ( isset ( $ this -> accesstoken -> expires ) && time ( ) >= $ this -> accesstoken -> expires ) { $ this -> log_out ( ) ; return false ; } // We have a token so we are logged in. if ( isset ( $ this -> accesstoken -> token ) ) { // Check that the access token has all the requested scopes. $ scopemissing = false ; $ scopecheck = ' ' . $ this -> accesstoken -> scope . ' ' ; $ requiredscopes = explode ( ' ' , $ this -> scope ) ; foreach ( $ requiredscopes as $ requiredscope ) { if ( strpos ( $ scopecheck , ' ' . $ requiredscope . ' ' ) === false ) { $ scopemissing = true ; break ; } } if ( ! $ scopemissing ) { return true ; } } // If we've been passed then authorization code generated by the // authorization server try and upgrade the token to an access token. $ code = optional_param ( 'oauth2code' , null , PARAM_RAW ) ; // Note - sometimes we may call is_logged_in twice in the same request - we don't want to attempt // to upgrade the same token twice. if ( $ code && ! in_array ( $ code , self :: $ upgradedcodes ) && $ this -> upgrade_token ( $ code ) ) { return true ; } return false ; }
Is the user logged in? Note that if this is called
after the first part of the authorisation flow the token
is upgraded to an accesstoken.

@return boolean true if logged in
Is the user logged in? Note that if this is called after the first part of the authorisation flow the token is upgraded to an accesstoken .