/**
* Deletes a single item from the index.
*
* @param string $key The unique key of the item to delete.
*/
protected function deleteItem($key)
{
$solr = \JSolr\Index\Factory::getService();
$solr->deleteById($key);
$solr->commit();
}
/**
* A convenience event for adding a record to the index.
*
* Use this event when the plugin is known but the context is not.
*
* @param int $id The id of the record being added.
*/
public function onItemAdd($id)
{
$commitWithin = $this->params->get('component.commitWithin', '1000');
$endpoint = $this->params->get('rest_url') . '/items/%s.json';
try {
$url = new JUri(JText::sprintf($endpoint, $id));
$http = JHttpFactory::getHttp();
$response = $http->get((string) $url);
if ((int) $response->code !== 200) {
throw new Exception($response->body, $response->code);
}
$item = json_decode($response->body);
// DSpace is incapable of exposing item permissions in a clean acl
// manner. Query src Solr for this information.
$temp = $this->getItems(0, 1, "search.resourceid:" . $id);
$item->access = $this->setAccess($temp);
$document = $this->prepare($item);
$solr = \JSolr\Index\Factory::getService();
$solr->addDocuments($document, false, true, true, $commitWithin);
} catch (Exception $e) {
JLog::add($e->getMessage(), JLog::ERROR, 'jsolrcrawler');
}
}
protected function purge()
{
$plugin = $this->_getPlugin();
if ($plugin) {
$this->_fireEvent('onPurge', array(get_class($this), $this->_isVerbose()), $plugin);
} else {
$solr = \JSolr\Index\Factory::getService();
if ($solr->ping()) {
$this->out('purging all items from index...');
// more efficient than calling each plugin's onPurge.
$solr->deleteByQuery("*:*");
$solr->commit();
$this->out('purging index completed.');
}
}
}