source: Dev/trunk/classes/UserRDFReader.php @ 44

<?php

class UserRDFReader
{
        protected $model;
                        
    public function __construct()
    {
        // Create empty MemModel
                $factory = new ModelFactory();
                $this->model = $factory->getDefaultModel();
                
                $fileName = 'users/users.rdf';
                
                if(file_exists($fileName))
                        $this->model->load($fileName);
    }
        
        public function getUserNames()
        {
                $querystring = '
                        PREFIX  predicates: <' . SURVEYTOOL_PREDICATES_NAMESPACE . '>
                        PREFIX  resources: <' . SURVEYTOOL_RESOURCES_NAMESPACE . '>
                        SELECT  ?name 
                        WHERE   
                        {
                                _user           predicates:resource_type        resources:user ;
                                                        predicates:name                         ?name   
                        }';
                        
                $result = $this->model->sparqlQuery($querystring);
                                
                return $result;
        }
        
        public function getUserPassword($userName)
        {
                $querystring = '
                        PREFIX  predicates: <' . SURVEYTOOL_PREDICATES_NAMESPACE . '>
                        PREFIX  resources: <' . SURVEYTOOL_RESOURCES_NAMESPACE . '>
                        SELECT  ?password 
                        WHERE   
                        {
                                _user           predicates:resource_type        resources:user ;
                                                        predicates:name                         "' . $userName . '"     ;
                                                        predicates:password                     ?password
                        }';
                        
                $result = $this->model->sparqlQuery($querystring);
                                
                return $result;
        }
}

?>