/**
*
*/
function &rewriteURIsInResDescrModel(&$rd_m)
{
global $_PUBBY_DATASET;
global $namespaces;
$rew_rd_m = new MemModel();
// uri rewriting + regex filtering
if ($_PUBBY_DATASET['datasetURIPattern'] != '') {
$l = strlen($_PUBBY_DATASET['datasetBase']);
$iter = $rd_m->getStatementIterator();
while ($iter->hasNext()) {
$triple = $iter->next();
$subj = $triple->getSubject();
// if subjURI is a datasetURI & does not match the pattern
if (stripos($subj->getURI(), $_PUBBY_DATASET['datasetBase']) === 0 && !preg_match($_PUBBY_DATASET['datasetURIPattern'], substr($subj->getURI(), $l))) {
continue;
} else {
// if predURI is a datasetURI & does not match the pattern
$pred = $triple->getPredicate();
if (stripos($pred->getURI(), $_PUBBY_DATASET['datasetBase']) === 0 && !preg_match($_PUBBY_DATASET['datasetURIPattern'], substr($pred->getURI(), $l))) {
continue;
} else {
// if obj is a Literal & objeURI is a datasetURI & does not match the pattern
$obj = $triple->getObject();
if (!is_a($obj, "Literal")) {
if (stripos($obj->getURI(), $_PUBBY_DATASET['datasetBase']) === 0 && !preg_match($_PUBBY_DATASET['datasetURIPattern'], substr($obj->getURI(), $l))) {
continue;
} else {
$obj = new Resource(RAPpubbyURIrewriter::datasetURItoPubbyURI($obj->getURI()));
}
}
$subj = new Resource(RAPpubbyURIrewriter::datasetURItoPubbyURI($subj->getURI()));
$pred = new Resource(RAPpubbyURIrewriter::datasetURItoPubbyURI($pred->getURI()));
$rew_rd_m->add(new Statement($subj, $pred, $obj));
}
}
}
} else {
$iter = $rd_m->getStatementIterator();
while ($iter->hasNext()) {
$triple = $iter->next();
$subj = new Resource(RAPpubbyURIrewriter::datasetURItoPubbyURI($triple->getSubject()->getURI()));
$pred = new Resource(RAPpubbyURIrewriter::datasetURItoPubbyURI($triple->getPredicate()->getURI()));
$obj = $triple->getObject();
if (!is_a($obj, "Literal")) {
$obj = new Resource(RAPpubbyURIrewriter::datasetURItoPubbyURI($obj->getURI()));
}
$rew_rd_m->add(new Statement($subj, $pred, $obj));
}
}
return $rew_rd_m;
}
// ----------------------------------------------------------------------------------
// RAP_Pubby - A Linked Data Frontend for RAP
// ----------------------------------------------------------------------------------
/**
* Installation information is found in the RAP_Pubby documentation.
*
* @author Radoslaw Oldakowski <*****@*****.**>
* @version 1.0, 19.12.2007
* @package rap-pubby
*/
include_once 'config.php';
$ds = new RAPpubbyDataset();
$http_reqest_URI = "http://" . $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI'];
// index resource
if ($http_reqest_URI == PUBBY_WEBBASE) {
$http_reqest_URI = RAPpubbyURIrewriter::datasetURItoPubbyURI(PUBBY_INDEX_RESOURCE);
}
switch (substr($http_reqest_URI, strlen(PUBBY_WEBBASE), 4)) {
case 'data':
$resURI = RAPpubbyURIrewriter::dataURItoResURI($http_reqest_URI, $_SERVER['QUERY_STRING']);
$rd =& $ds->getResDescr($resURI, $_PUBBY_DATASET['rdfDocumentMetadata']);
if ($rd->isEmpty()) {
header('HTTP/1.1 404 Not Found');
header('Content-type: text/html;charset=utf-8');
$c = "Nothing known about <{$resURI}>";
header('Content-length: ' . strlen($c));
echo $c;
break;
}
// valid query string: 'output='(xml|n3)
if (!strcasecmp($_SERVER['QUERY_STRING'], 'output=n3')) {
