/**
* Requires the following three parameters.
* @param string $endpoint SPARQL endpoint address.
* @param object $graph an EasyRDF SPARQL graph instance.
* @param object $model a Model instance.
*/
public function __construct($endpoint, $graph, $model)
{
// if special cache control (typically no-cache) was requested by the
// client, set the same type of cache control headers also in subsequent
// in the SPARQL requests (this is useful for performance testing)
$cache_control = filter_input(INPUT_SERVER, 'HTTP_CACHE_CONTROL', FILTER_SANITIZE_STRING);
$pragma = filter_input(INPUT_SERVER, 'HTTP_PRAGMA', FILTER_SANITIZE_STRING);
if ($cache_control !== null || $pragma !== null) {
$val = $pragma !== null ? $pragma : $cache_control;
// configure the HTTP client used by EasyRdf_Sparql_Client
$httpclient = EasyRdf_Http::getDefaultHttpClient();
$httpclient->setHeaders('Cache-Control', $val);
EasyRdf_Http::setDefaultHttpClient($httpclient);
// actually redundant..
}
// create the EasyRDF SPARQL client instance to use
$this->client = new EasyRdf_Sparql_Client($endpoint);
$this->graph = $graph;
$this->model = $model;
// set graphClause so that it can be used by all queries
if ($this->isDefaultEndpoint()) {
$this->graphClause = "GRAPH {$graph}";
} elseif ($graph) {
$this->graphClause = "GRAPH <{$graph}>";
} else {
$this->graphClause = "";
}
}
public function setUp()
{
EasyRdf_Http::setDefaultHttpClient($this->_client = new EasyRdf_Http_MockClient());
$this->_graphStore = new EasyRdf_GraphStore('http://localhost:8080/data/');
// Ensure that the built-in n-triples parser is used
EasyRdf_Format::registerSerialiser('ntriples', 'EasyRdf_Serialiser_Ntriples');
}
/**
* Set up the test suite before each test
*/
public function setUp()
{
EasyRdf_Http::setDefaultHttpClient($this->_client = new EasyRdf_Http_MockClient());
$this->_graph = new EasyRdf_Graph('http://example.com/graph');
$this->_uri = 'http://example.com/#me';
$this->_graph->setType($this->_uri, 'foaf:Person');
$this->_graph->add($this->_uri, 'rdf:test', 'Test A');
$this->_graph->add($this->_uri, 'rdf:test', new EasyRdf_Literal('Test B', 'en'));
}
/**
* Just an helper to use HttPClient as default EastRdf_default_client)
*/
public static function useIdentity($username = null, $password = null, $timeout = null)
{
$httpClient = \EasyRdf_Http::getDefaultHttpClient();
// if current default http client does not provide setAuth use a new instance of HttpClient
if (!($httpClient instanceof \Zend_Http_Client or $httpClient instanceof HttpClient)) {
$httpClient = new HttpClient(null, array('maxredirects' => 5, 'useragent' => 'BOTK HttpClient', 'timeout' => ini_get('max_execution_time') || 30));
}
$httpClient->setAuth($username, $password);
return \EasyRdf_Http::setDefaultHttpClient($httpClient);
}
/**
* Set up the test suite before each test
*/
public function setUp()
{
// Reset to built-in parsers
EasyRdf_Format::registerParser('ntriples', 'EasyRdf_Parser_Ntriples');
EasyRdf_Format::registerParser('rdfxml', 'EasyRdf_Parser_RdfXml');
EasyRdf_Format::registerParser('turtle', 'EasyRdf_Parser_Turtle');
EasyRdf_Http::setDefaultHttpClient($this->_client = new EasyRdf_Http_MockClient());
$this->_graph = new EasyRdf_Graph('http://example.com/graph');
$this->_uri = 'http://example.com/#me';
$this->_graph->setType($this->_uri, 'foaf:Person');
$this->_graph->add($this->_uri, 'rdf:test', 'Test A');
$this->_graph->add($this->_uri, 'rdf:test', new EasyRdf_Literal('Test B', 'en'));
}
public function testSetDefaultHttpClientString()
{
$this->setExpectedException('InvalidArgumentException', '$httpClient should be an object of class Zend_Http_Client or EasyRdf_Http_Client');
EasyRdf_Http::setDefaultHttpClient('foobar');
}
public function testLoad()
{
EasyRdf_Http::setDefaultHttpClient($client = new EasyRdf_Http_MockClient());
$client->addMock('GET', 'http://example.com/foaf.json', readFixture('foaf.json'));
$graph = new EasyRdf_Graph('http://example.com/');
$resource = $graph->resource('http://example.com/foaf.json');
$resource->load();
$this->assertStringEquals('Joe Bloggs', $graph->get('http://www.example.com/joe#me', 'foaf:name'));
}
private function fetchResourceFromUri($uri)
{
try {
// change the timeout setting for external requests
$httpclient = EasyRdf_Http::getDefaultHttpClient();
$httpclient->setConfig(array('timeout' => $this->getConfig()->getHttpTimeout()));
EasyRdf_Http::setDefaultHttpClient($httpclient);
$client = EasyRdf_Graph::newAndLoad(EasyRdf_Utils::removeFragmentFromUri($uri));
return $client->resource($uri);
} catch (Exception $e) {
return null;
}
}
public function setUp()
{
EasyRdf_Http::setDefaultHttpClient($this->_client = new EasyRdf_Http_MockClient());
$this->_sparql = new EasyRdf_Sparql_Client('http://localhost:8080/sparql');
}
* This example creates a simple graph in memory, saves it to a local
* graphstore and then fetches the data back using a SPARQL SELECT query.
* Zend's curl HTTP client adaptor is used to perform the HTTP requests.
*
* @package EasyRdf
* @copyright Copyright (c) 2009-2011 Nicholas J Humfrey
* @license http://unlicense.org/
*/
set_include_path(get_include_path() . PATH_SEPARATOR . '../lib/');
// require the Zend Autoloader
require_once 'Zend/Loader/Autoloader.php';
$autoloader = Zend_Loader_Autoloader::getInstance();
$autoloader->setFallbackAutoloader(true);
// use the CURL based HTTP client adaptor
$client = new Zend_Http_Client(null, array('adapter' => 'Zend_Http_Client_Adapter_Curl', 'keepalive' => true, 'useragent' => "EasyRdf/zendtest"));
EasyRdf_Http::setDefaultHttpClient($client);
// Load the parsers and serialisers that we are going to use
# FIXME: better way to do this?
$autoloader->autoload('EasyRdf_Serialiser_Ntriples');
$autoloader->autoload('EasyRdf_Parser_Ntriples');
?>
<html>
<head>
<title>Zend Framework Example</title>
</head>
<body>
<h1>Zend Framework Example</h1>
<?php
# Load some sample data into a graph
/** A basic HTML response check using curl to check identifier exists
* @access public
* @return array
*/
public function checkType($identifier)
{
$key = md5($identifier . 'CheckRrcTypes');
if (!$this->getCache()->test($key)) {
$client = new Zend_Http_Client(null, array('adapter' => 'Zend_Http_Client_Adapter_Curl', 'keepalive' => true, 'useragent' => "finds.org.uk/easyrdf"));
$client->setHeaders(array('accept' => 'application/sparql-results+xml'));
EasyRdf_Http::setDefaultHttpClient($client);
EasyRdf_Namespace::set('nm', 'http://nomisma.org/id/');
EasyRdf_Namespace::set('nmo', 'http://nomisma.org/ontology#');
EasyRdf_Namespace::set('skos', 'http://www.w3.org/2004/02/skos/core#');
EasyRdf_Namespace::set('rdf', 'http://www.w3.org/1999/02/22-rdf-syntax-ns#');
$sparql = new EasyRdf_Sparql_Client('http://nomisma.org/query');
$data = $sparql->query('SELECT * WHERE {' . ' ?type ?role nm:' . $identifier . ' ;' . ' a nmo:TypeSeriesItem ;' . ' skos:prefLabel ?label' . ' OPTIONAL {?type nmo:hasStartDate ?startDate}' . ' OPTIONAL {?type nmo:hasEndDate ?endDate}' . ' FILTER(langMatches(lang(?label), "en"))' . ' } ORDER BY ?label');
$this->getCache()->save($data);
} else {
$data = $this->getCache()->load($key);
}
return $data;
}
/** Construct the function
* @access public
*/
public function __construct()
{
$client = new Zend_Http_Client(null, array('adapter' => 'Zend_Http_Client_Adapter_Curl', 'keepalive' => true, 'useragent' => "findsorguk", 'timeout' => 30));
EasyRdf_Http::setDefaultHttpClient($client);
}
