protected function serializeHeader()
{
$this->namespaces_are_global = true;
$this->namespace_block_started = true;
$this->pre_ns_buffer = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" . "<!DOCTYPE rdf:RDF[\n" . "\t<!ENTITY rdf " . $this->makeValueEntityString(SMWExporter::expandURI('&rdf;')) . ">\n" . "\t<!ENTITY rdfs " . $this->makeValueEntityString(SMWExporter::expandURI('&rdfs;')) . ">\n" . "\t<!ENTITY owl " . $this->makeValueEntityString(SMWExporter::expandURI('&owl;')) . ">\n" . "\t<!ENTITY swivt " . $this->makeValueEntityString(SMWExporter::expandURI('&swivt;')) . ">\n" . "\t<!ENTITY wiki " . $this->makeValueEntityString(SMWExporter::expandURI('&wiki;')) . ">\n" . "\t<!ENTITY property " . $this->makeValueEntityString(SMWExporter::expandURI('&property;')) . ">\n" . "\t<!ENTITY wikiurl " . $this->makeValueEntityString(SMWExporter::expandURI('&wikiurl;')) . ">\n" . "]>\n\n" . "<rdf:RDF\n" . "\txmlns:rdf=\"&rdf;\"\n" . "\txmlns:rdfs=\"&rdfs;\"\n" . "\txmlns:owl =\"&owl;\"\n" . "\txmlns:swivt=\"&swivt;\"\n" . "\txmlns:wiki=\"&wiki;\"\n" . "\txmlns:property=\"&property;\"";
$this->global_namespaces = array('rdf' => true, 'rdfs' => true, 'owl' => true, 'swivt' => true, 'wiki' => true, 'property' => true);
$this->post_ns_buffer .= ">\n\n";
}
/**
* Move/rename page
* @param $oldtitle
* @param $newtitle
* @param $pageid
* @param $redirid
*/
function changeTitle( Title $oldtitle, Title $newtitle, $pageid, $redirid = 0 ) {
// Save it in parent store now!
// We need that so we get all information correctly!
$result = parent::changeTitle( $oldtitle, $newtitle, $pageid, $redirid );
// delete old stuff
$old_uri = SMWExporter::expandURI( $this->getURI( $oldtitle ) );
$this->removeDataForURI( $old_uri );
$newpage = SMWDataValueFactory::newTypeIDValue( '_wpg' );
$newpage->setValues( $newtitle->getDBkey(), $newtitle->getNamespace(), $pageid );
$semdata = $this->getSemanticData( $newpage );
$this->updateData( $semdata );
$oldpage = SMWDataValueFactory::newTypeIDValue( '_wpg' );
$oldpage->setValues( $oldtitle->getDBkey(), $oldtitle->getNamespace(), $redirid );
$semdata = $this->getSemanticData( $oldpage );
$this->updateData( $semdata, false );
return $result;
}
/**
* Print basic information about this site.
*/
public function printWikiInfo()
{
global $wgSitename, $wgLanguageCode;
$this->prepareSerialization();
$this->delay_flush = 35;
// don't do intermediate flushes with default parameters
// assemble export data:
$expData = new SMWExpData(new SMWExpResource('&wiki;#wiki'));
$ed = new SMWExpData(SMWExporter::getSpecialNsResource('swivt', 'Wikisite'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('rdf', 'type'), $ed);
// basic wiki information
$ed = new SMWExpData(new SMWExpLiteral($wgSitename));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('rdfs', 'label'), $ed);
$ed = new SMWExpData(new SMWExpLiteral($wgSitename, null, 'http://www.w3.org/2001/XMLSchema#string'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'siteName'), $ed);
$ed = new SMWExpData(new SMWExpLiteral(SMWExporter::expandURI('&wikiurl;'), null, 'http://www.w3.org/2001/XMLSchema#string'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'pagePrefix'), $ed);
$ed = new SMWExpData(new SMWExpLiteral(SMW_VERSION, null, 'http://www.w3.org/2001/XMLSchema#string'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'smwVersion'), $ed);
$ed = new SMWExpData(new SMWExpLiteral($wgLanguageCode, null, 'http://www.w3.org/2001/XMLSchema#string'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'langCode'), $ed);
$mainpage = Title::newMainPage();
if (!is_null($mainpage)) {
$ed = new SMWExpData(new SMWExpResource($mainpage->getFullURL()));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'mainPage'), $ed);
}
// statistical information
$ed = new SMWExpData(new SMWExpLiteral(SiteStats::pages(), null, 'http://www.w3.org/2001/XMLSchema#int'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'pageCount'), $ed);
$ed = new SMWExpData(new SMWExpLiteral(SiteStats::articles(), null, 'http://www.w3.org/2001/XMLSchema#int'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'contentPageCount'), $ed);
$ed = new SMWExpData(new SMWExpLiteral(SiteStats::images(), null, 'http://www.w3.org/2001/XMLSchema#int'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'mediaCount'), $ed);
$ed = new SMWExpData(new SMWExpLiteral(SiteStats::edits(), null, 'http://www.w3.org/2001/XMLSchema#int'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'editCount'), $ed);
$ed = new SMWExpData(new SMWExpLiteral(SiteStats::views(), null, 'http://www.w3.org/2001/XMLSchema#int'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'viewCount'), $ed);
$ed = new SMWExpData(new SMWExpLiteral(SiteStats::users(), null, 'http://www.w3.org/2001/XMLSchema#int'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'userCount'), $ed);
$ed = new SMWExpData(new SMWExpLiteral(SiteStats::numberingroup('sysop'), null, 'http://www.w3.org/2001/XMLSchema#int'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('swivt', 'adminCount'), $ed);
$this->serializer->startSerialization();
$this->serializer->serializeExpData(SMWExporter::getOntologyExpData(''));
$this->serializer->serializeExpData($expData);
// link to list of existing pages:
if (strpos(SMWExporter::expandURI('&wikiurl;'), '?') === false) {
// check whether we have title as a first parameter or in URL
$nexturl = SMWExporter::expandURI('&export;?offset=0');
} else {
$nexturl = SMWExporter::expandURI('&export;&offset=0');
}
$expData = new SMWExpData(new SMWExpResource($nexturl));
$ed = new SMWExpData(SMWExporter::getSpecialNsResource('owl', 'Thing'));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('rdf', 'type'), $ed);
$ed = new SMWExpData(new SMWExpResource($nexturl));
$expData->addPropertyObjectValue(SMWExporter::getSpecialNsResource('rdfs', 'isDefinedBy'), $ed);
$this->serializer->serializeExpData($expData);
$this->serializer->finishSerialization();
$this->flush(true);
}
/**
* Return a fully qualified URL that points to the link target (whether internal or not).
* This function might be used when the URL is needed outside normal links, e.g. in the HTML
* header or in some metadata file. For making normal links, getText() should be used.
*
* @return string
*/
public function getURL() {
if ( $this->mInternal ) {
$title = Title::newFromText( $this->mTarget );
if ( !is_null( $title ) ) {
return $title->getFullURL( SMWInfolink::encodeParameters( $this->mParams, false ) );
} else {
return ''; // the title was bad, normally this would indicate a software bug
}
} else {
if ( count( $this->mParams ) > 0 ) {
if ( strpos( SMWExporter::expandURI( '&wikiurl;' ), '?' ) === false ) {
$target = $this->mTarget . '?' . SMWInfolink::encodeParameters( $this->mParams, false );
} else {
$target = $this->mTarget . '&' . SMWInfolink::encodeParameters( $this->mParams, false );
}
} else {
$target = $this->mTarget;
}
return $target;
}
}
/**
* Get the Turtle serialization string for the given SMWExpElement. The
* method just computes a name, and does not serialize triples, so the
* parameter must be an SMWExpResource or SMWExpLiteral, no SMWExpData.
*
* @param $expElement SMWExpElement being SMWExpLiteral or SMWExpResource
* @return string
*/
public static function getTurtleNameForExpElement(SMWExpElement $expElement)
{
if ($expElement instanceof SMWExpResource) {
if ($expElement->isBlankNode()) {
return '[]';
} elseif ($expElement instanceof SMWExpNsResource && $expElement->hasAllowedLocalName()) {
return $expElement->getQName();
} else {
return '<' . str_replace('>', '\\>', SMWExporter::expandURI($expElement->getUri())) . '>';
}
} elseif ($expElement instanceof SMWExpLiteral) {
$lexicalForm = '"' . str_replace(array('\\', "\n", '"'), array('\\\\', "\\n", '\\"'), $expElement->getLexicalForm()) . '"';
$dt = $expElement->getDatatype();
if ($dt !== '' && $dt != 'http://www.w3.org/2001/XMLSchema#string') {
$count = 0;
$newdt = str_replace('http://www.w3.org/2001/XMLSchema#', 'xsd:', $dt, $count);
return $count == 1 ? "{$lexicalForm}^^{$newdt}" : "{$lexicalForm}^^<{$dt}>";
} else {
return $lexicalForm;
}
} else {
throw new InvalidArgumentException('The method can only serialize atomic elements of type SMWExpResource or SMWExpLiteral.');
}
}
