/**
* Appends Dublin Core metadata.
*
* Appends a metadata element, an child element with the required format,
* and further children for each of the Dublin Core fields present in the
* item.
*/
public function appendMetadata()
{
$metadataElement = $this->document->createElement('metadata');
$this->parentElement->appendChild($metadataElement);
$oai_dc = $this->document->createElementNS(self::METADATA_NAMESPACE, 'oai_dc:dc');
$metadataElement->appendChild($oai_dc);
/* Must manually specify XML schema uri per spec, but DOM won't include
* a redundant xmlns:xsi attribute, so we just set the attribute
*/
$oai_dc->setAttribute('xmlns:dc', self::DC_NAMESPACE_URI);
$oai_dc->setAttribute('xmlns:xsi', parent::XML_SCHEMA_NAMESPACE_URI);
$oai_dc->setAttribute('xsi:schemaLocation', self::METADATA_NAMESPACE . ' ' . self::METADATA_SCHEMA);
if (!array_key_exists('0', $this->item)) {
$data = array('title' => $this->item['broadperiod'] . ' ' . $this->item['objecttype'], 'creator' => $this->item['identifier'], 'subject' => 'archaeology', 'description' => strip_tags($this->item['description']), 'publisher' => 'The Portable Antiquities Scheme', 'contributor' => $this->item['institution'], 'date' => $this->item['created'], 'type' => $this->item['objecttype'], 'format' => 'text/html', 'id' => $this->item['id'], 'identifier' => self::PAS_RECORD_URL . $this->item['id'], 'source' => 'The Portable Antiquities Scheme Database', 'language' => 'en-GB');
$files = new OaiFinds();
$images = $files->getImages($this->item['id']);
if (count($images)) {
foreach ($images as $image) {
if (!is_null($image['i'])) {
$thumbnail = 'http://www.finds.org.uk/images/thumbnails/' . $image['i'] . '.jpg';
$data['relation'] = $thumbnail;
} else {
$data['relation'] = '';
}
}
}
$data['coverage'] = $this->item['broadperiod'];
$data['rights'] = 'The Portable Antiquities Scheme - Creative Commons Share-Alike Non-Commercial';
unset($data['id']);
foreach ($data as $k => $v) {
$this->appendNewElement($oai_dc, 'dc:' . $k, $v);
}
}
}
/**
* Appends the record's header to the XML response.
*
* Adds the identifier, datestamp and setSpec to a header element, and
* appends in to the document.
*
* @uses appendHeader
* @uses appendMetadata
*/
public function appendHeader()
{
$table = new OaiFinds();
if (array_key_exists('0', $this->item)) {
$itemid = $this->item['0']['id'];
$updated = $this->item['0']['created'];
$collectionId = $this->item['0']['institution'];
} else {
$itemid = $this->item['id'];
$updated = $this->item['created'];
$collectionId = $this->item['institution'];
}
$item = $table->fetchRow($table->select()->where('finds.id = ?', $itemid));
$object = new Pas_OaiPmhRepository_OaiIdentifier();
$itemNumber = $object->itemToOaiId($itemid);
$headerData['identifier'] = $itemNumber;
$headerData['datestamp'] = self::dbToUtc($updated);
if ($collectionId) {
$headerData['setSpec'] = $collectionId;
}
$this->createElementWithChildren($this->parentElement, 'header', $headerData);
}
public function appendMetadata()
{
$metadataElement = $this->document->createElement('metadata');
$this->parentElement->appendChild($metadataElement);
$pnds = $this->document->createElementNS(self::METADATA_NAMESPACE, 'pndsdc:description');
$metadataElement->appendChild($pnds);
/* Must manually specify XML schema uri per spec, but DOM won't include
* a redundant xmlns:xsi attribute, so we just set the attribute
*/
$pnds->setAttribute('xmlns', self::OAI_NAMESPACE);
$pnds->setAttribute('xmlns:dc', self::DC_NAMESPACE_URI);
$pnds->setAttribute('xmlns:dcterms', self::DC_TERMS_NAMESPACE);
$pnds->setAttribute('xmlns:xsi', parent::XML_SCHEMA_NAMESPACE_URI);
$pnds->setAttribute('xmlns:pndsterms', self::PNDS_TERMS_NAMESPACE);
$pnds->setAttribute('xsi:schemaLocation', self::METADATA_NAMESPACE . ' ' . self::METADATA_SCHEMA);
if (!array_key_exists('0', $this->item)) {
$data = array('identifier' => self::PAS_RECORD_URL . $this->item['id'], 'title' => $this->item['broadperiod'] . ' ' . $this->item['objecttype'], 'description' => strip_tags($this->_xmlEscape($this->item['description'])), 'subject' => 'archaeology', 'type' => $this->item['objecttype']);
foreach ($data as $k => $v) {
$this->appendNewElement($pnds, 'dc:' . $k, $v);
}
$rightsURI = $this->appendNewElement($pnds, 'dcterms:license', '');
$rightsURI->setAttribute('valueURI', 'http://creativecommons.org/licenses/by-nc-sa/3.0/');
$this->appendNewElement($pnds, 'dcterms:rightsHolder', 'The Portable Antiquities Scheme');
// $type = $this->appendNewElement($pnds,'dc:type','PhysicalObject');
// $type->setAttribute('encSchemeURI','http://purl.org/dc/terms/DCMIType');
// $type->setAttribute('valueURI','http://purl.org/dc/terms/DCMIType');
$data2 = array('creator' => $this->item['identifier'], 'contributor' => $this->item['institution'], 'publisher' => 'The Portable Antiquities Scheme', 'language' => 'en', 'format' => 'text/html');
foreach ($data2 as $k => $v) {
$this->appendNewElement($pnds, 'dc:' . $k, $v);
}
$spatial = array('county' => $this->item['county'], 'district' => $this->item['district']);
$temporal = array('year1' => $this->item['numdate1'], 'year2' => $this->item['numdate2']);
if (!is_null($this->item['knownas']) && !is_null($this->item['fourFigure'])) {
$coords = new Pas_Geo_Gridcalc($this->item['fourFigure']);
$lat = $coords['decimalLatLon']['decimalLatitude'];
$lon = $coords['decimalLatLon']['decimalLongitude'];
$spatial['coords'] = $lat . ',' . $lon;
}
foreach ($spatial as $k => $v) {
$this->appendNewElement($pnds, 'dcterms:spatial', $v);
}
foreach ($temporal as $k => $v) {
$this->appendNewElement($pnds, 'dcterms:temporal', $v);
}
$files = new OaiFinds();
$images = $files->getImages($this->item['id']);
if (count($images)) {
foreach ($images as $image) {
if (!is_null($image['i'])) {
$thumbnail = 'http://www.finds.org.uk/images/thumbnails/' . $image['i'] . '.jpg';
$this->appendNewElement($pnds, 'pndsterms:thumbnail', $thumbnail);
}
}
}
// Append the browse URI to all results
}
}
/** Add meta data to the xml response in this ESE
*/
public function appendMetadata()
{
$metadataElement = $this->document->createElement('metadata');
$this->parentElement->appendChild($metadataElement);
$europeana = $this->document->createElementNS(self::METADATA_NAMESPACE, 'ese:record');
$metadataElement->appendChild($europeana);
$europeana->setAttribute('xmlns:dc', self::DC_NAMESPACE_URI);
$europeana->setAttribute('xmlns:oai_dc', self::DC_METADATA_NAMESPACE);
$europeana->setAttribute('xmlns:ese', self::DC_NAMESPACE_URI);
$europeana->setAttribute('xmlns:xsi', parent::XML_SCHEMA_NAMESPACE_URI);
$europeana->setAttribute('xsi:schemaLocation', self::METADATA_NAMESPACE . ' ' . self::METADATA_SCHEMA);
$europeana->setAttribute('xmlns:dcterms', self::DC_TERMS_NAMESPACE);
//Create the dublin core metadata from an array of objects
if (!array_key_exists('0', $this->item)) {
$dc = array('title' => $this->item['broadperiod'] . ' ' . $this->item['objecttype'], 'creator' => $this->item['identifier'], 'subject' => 'archaeology' . ' - ' . $this->item['broadperiod'], 'description' => strip_tags(str_replace(array("\n", "\r", ' '), array('', '', ' '), $this->item['description'])), 'publisher' => 'The Portable Antiquities Scheme', 'contributor' => $this->institution($this->item['institution']), 'date' => $this->item['created'], 'type' => $this->item['objecttype'], 'format' => 'text/html', 'source' => 'The Portable Antiquities Scheme Database', 'language' => 'en', 'identifier' => $this->item['old_findID'], 'coverage' => $this->item['broadperiod'], 'rights' => 'Creative Commons General Public License "Attribution, Non-Commercial, Share-Alike", version 3.');
//Create the spatial arrray
$spatial = array('county' => $this->item['county'], 'district' => $this->item['district']);
//Check for availability of NGR and therefore latlon conversions
if (is_null($this->item['knownas']) && !is_null($this->item['fourFigure'])) {
$coords = new Pas_Geo_Gridcalc($this->item['fourFigure']);
$lat = $coords['decimalLatLon']['decimalLatitude'];
$lon = $coords['decimalLatLon']['decimalLongitude'];
$spatial['coords'] = $lat . ',' . $lon;
}
$dcterms = array('created' => date('Y-m-d', strtotime($this->item['created'])), 'medium' => $this->item['primaryMaterial'], 'isPartOf' => 'Beowulf: The Portable Antiquities Scheme database', 'provenance' => 'Crowdsourced from the public of England and Wales');
$ese = array();
$ese['provider'] = 'The Portable Antiquities Scheme';
$ese['type'] = 'TEXT';
$temporal = array('year1' => $this->item['numdate1'], 'year2' => $this->item['numdate2']);
$files = new OaiFinds();
$images = $files->getImages($this->item['id']);
$formats = array();
if (count($images)) {
foreach ($images as $image) {
if (!is_null($image['i'])) {
$thumbnail = self::PAS_IMAGE_URL . $image['i'] . '.jpg';
$ese['isShownBy'] = $thumbnail;
$number = $image['f'];
$formats[$number] = self::PAS_BASE_URL . $image['imagedir'] . $image['f'];
}
}
}
$ese['isShownAt'] = self::PAS_RECORD_URL . $this->item['id'];
foreach ($dc as $k => $v) {
$this->appendNewElement($europeana, 'dc:' . $k, $v);
}
foreach ($dcterms as $k => $v) {
$this->appendNewElement($europeana, 'dcterms:' . $k, $v);
}
foreach ($formats as $k => $v) {
$this->appendNewElement($europeana, 'dcterms:hasFormat', $v);
}
foreach ($temporal as $k => $v) {
$this->appendNewElement($europeana, 'dcterms:temporal', $v);
}
foreach ($spatial as $k => $v) {
$this->appendNewElement($europeana, 'dcterms:spatial', $v);
}
foreach ($ese as $k => $v) {
$this->appendNewElement($europeana, 'ese:' . $k, $v);
}
}
}
/**
* Responds to the two main List verbs, includes resumption and limiting.
*
* @param string $verb OAI-PMH verb for the request
* @param string $metadataPrefix Metadata prefix
* @param int $cursor Offset in response to begin output at
* @param mixed $set Optional set argument
* @param string $from Optional from date argument
* @param string $until Optional until date argument
* @uses createResumptionToken()
*/
private function listResponse($verb, $metadataPrefix, $cursor, $set, $from, $until)
{
$listLimit = 30;
$itemTable = new OaiFinds();
$items = $itemTable->getRecords($cursor, $set, $from, $until);
$totals = $itemTable->getCountAllFinds($set, $from, $until);
$rows = $totals['0']['c'];
if (count($items) == 0) {
$this->throwError(self::OAI_ERR_NO_RECORDS_MATCH, 'No records match the given criteria');
} else {
if ($verb == 'ListIdentifiers') {
$method = 'appendHeader';
} else {
if ($verb == 'ListRecords') {
$method = 'appendRecord';
}
}
$verbElement = $this->document->createElement($verb);
$this->document->documentElement->appendChild($verbElement);
foreach ($items as $item) {
$record = new $this->metadataFormats[$metadataPrefix]($item, $verbElement);
$record->{$method}();
}
$total = $cursor + $listLimit;
if ($rows > $total) {
$token = $this->createResumptionToken($verb, $metadataPrefix, $cursor, $set, $from, $until);
$tokenElement = $this->document->createElement('resumptionToken', $token->id);
$tokenElement->setAttribute('expirationDate', self::dbToUtc($token->expiration));
$tokenElement->setAttribute('completeListSize', $rows);
$tokenElement->setAttribute('cursor', $cursor + $listLimit);
$verbElement->appendChild($tokenElement);
} else {
if ($cursor != 0) {
$tokenElement = $this->document->createElement('resumptionToken');
$verbElement->appendChild($tokenElement);
}
}
}
}
