/**
* Generates a new URN for any document that has no URN assigned yet.
* URN's are generated for Opus_Document instances only.
*/
public function postStoreInternal(Opus_Model_AbstractDb $model)
{
if (!$model instanceof Opus_Document) {
return;
}
if ($model->getServerState() !== 'published') {
return;
}
$config = Zend_Registry::get('Zend_Config');
$log = Zend_Registry::get('Zend_Log');
$log->debug('IdentifierUrn postStoreInternal for ' . $model->getDisplayName());
if (!isset($config->urn->autoCreate) or $config->urn->autoCreate != '1') {
$log->debug('URN auto creation is not configured. skipping...');
return;
}
if (!isset($config->urn->nid) || !isset($config->urn->nss)) {
throw new Opus_Document_Exception('URN data is not present in config. Aborting...');
}
$log->debug('config.ini is set to support urn auto generation');
if ($this->urnAlreadyPresent($model)) {
$log->debug('Model ' . $model->getDisplayName() . ' already has a URN. Skipping automatic generation.');
return;
}
if (!$this->allowUrnOnThisDocument($model)) {
$log->debug('Model ' . $model->getDisplayName() . ' has no oai-visible files. Skipping automatic URN generation.');
return;
}
$log->debug('Generating URN for document ' . $model->getDisplayName());
$nid = $config->urn->nid;
$nss = $config->urn->nss;
$urn = new Opus_Identifier_Urn($nid, $nss);
$urn_value = $urn->getUrn($model->getId());
$urn_model = new Opus_Identifier();
$urn_model->setValue($urn_value);
$urn_model->setType('urn');
$model->addIdentifier($urn_model);
$model->addIdentifierUrn($urn_model);
}
