/**
* Import the Dublin Core Metadata stored in the descProperties datastream
*
* @param Omeka_Record $object The Fedora object record.
* @param string $dsid The datastream ID to import.
*/
public function import($object, $dsid)
{
//Gets the url to the item's datastream content (ex: /fedora/objects/abc:defg890/datastreams/descMetadata/content)
$url = $object->getMetadataUrl($dsid);
$descMetadataContent = file_get_contents($url);
//these are the only metadata types in the datastream
$CPHMetadataTypes = explode(' ', 'Title Creator Subject Description Publisher Contributor Type Format Identifier Language Relation Rights');
$elements = $this->db->getTable('Element')->findBySet('Dublin Core');
$itemID = $object->getItem()->id;
//save datastream element texts
foreach ($elements as $element) {
//current element is one of the types in the datastream
if (in_array($element->name, $CPHMetadataTypes, true)) {
$elementName = strtolower($element->name) . '> "';
$start = strpos($descMetadataContent, $elementName);
$end = strpos($descMetadataContent, '" .', $start);
$elementNameLength = strlen($elementName);
$elementText = substr($descMetadataContent, $start + $elementNameLength, $end - $start - $elementNameLength);
$checkIfEmpty = trim($elementText);
//only save the element if it has content
if (!empty($checkIfEmpty)) {
try {
$this->saveElementText($itemID, $element->id, $elementText);
} catch (Exception $e) {
_log($e->getMessage());
}
}
}
}
}
/**
* Display an object.
*
* @param Omeka_Record $object The Fedora object record.
* @return DOMDocument The HTML DOM for the datastream.
*/
function display($object, $params = array())
{
$url = "{$object->getServer()->url}/objects/{$object->pid}" . "/datastreams/SCREEN/content";
$dom = new DOMDocument();
$node = $dom->createElement('img');
$dom->appendChild($node);
$node->setAttribute('class', 'fedora-renderer');
$node->setAttribute('alt', 'image');
$node->setAttribute('src', $url);
return $dom;
}
/**
* Render a datastream.
*
* @param Omeka_Record $object The Fedora object record.
* @return DOMDocument|null The output of the renderer.
*/
public function display($object, $params = null)
{
foreach (explode(',', $object->dsids) as $dsid) {
// Get mime type.
$mimeType = $object->getServer()->getMimeType($object->pid, $dsid);
// Try to get renderer.
$renderer = $this->displayPlugins->getPlugin($mimeType);
// Render.
if (!is_null($renderer)) {
return $renderer->display($object, $params);
}
}
}
/**
* Displays the image.
*
* @param Omeka_Record $object The Fedora object record.
* @param string $size The size to scale the image to.
*
* @return DOMDocument The HTML DOM for the image.
*/
private function _display($object, $params = array())
{
if (empty($params)) {
$params = array('scale' => '400,0');
}
$server = $object->getServer();
$url = "{$server->url}/{$server->getService()}/{$object->pid}" . "/methods/djatoka:jp2SDef/getRegion?" . http_build_query($params);
$dom = new DOMDocument();
$node = $dom->createElement('img');
$dom->appendChild($node);
$node->setAttribute('class', 'fedora-renderer');
$node->setAttribute('alt', 'image');
$node->setAttribute('src', $url);
return $dom;
}
/**
* Displays the image.
*
* @param Omeka_Record $object The Fedora object record.
* @param string $size The size to scale the image to.
*
* @return DOMDocument The HTML DOM for the image.
*/
private function _display($object, $params = array())
{
if (empty($params)) {
$params = array('scale' => '600');
}
$server = $object->getServer();
$url = 'http://digital.case.edu/image-service/' . $object->pid . '/full/' . $params['scale'] . ',/0/native.jpg';
$dom = new DOMDocument();
$node = $dom->createElement('img');
$dom->appendChild($node);
$node->setAttribute('class', 'fedora-renderer');
$node->setAttribute('alt', 'image');
$node->setAttribute('src', $url);
return $dom;
}
/**
* Get XML from Fedora for the item.
*
* @param Omeka_Record $object The Fedora object record.
* @param string $dsid The dsid to load.
* @return DOMDocument The metadata XML.
*/
public function getMetadataXml($object, $dsid)
{
$url = $object->getMetadataUrl($dsid);
return Zend_Registry::get('gateway')->load($url);
}
