/**
* Get data and output in JSON
*
* @return void
* @access public
*/
public function getbXRecommendations()
{
global $configArray;
if (!isset($configArray['bX']['token'])) {
$this->output('bX support not enabled', JSON::STATUS_ERROR);
return;
}
$id = $_REQUEST['id'];
if (strncmp($id, 'metalib.', 8) == 0) {
include_once 'sys/MetaLib.php';
$metalib = new MetaLib();
if (!($record = $metalib->getRecord($id))) {
$this->output('Record does not exist', JSON::STATUS_ERROR);
return;
}
$openUrl = $record['openUrl'];
} elseif (strncmp($id, 'pci.', 4) == 0) {
include_once 'sys/PCI.php';
$pci = new PCI();
if (!($record = $pci->getRecord($id))) {
$this->output('Record does not exist', JSON::STATUS_ERROR);
return;
}
$openUrl = $record['openUrl'];
} else {
$searchObject = SearchObjectFactory::initSearchObject();
if (!($record = $searchObject->getIndexEngine()->getRecord($id))) {
$this->output('Record does not exist', JSON::STATUS_ERROR);
return;
}
$recordDriver = RecordDriverFactory::initRecordDriver($record);
$openUrl = $recordDriver->getOpenURL();
}
$params = http_build_query(array('token' => $configArray['bX']['token'], 'format' => 'xml', 'source' => isset($configArray['bX']['source']) ? $configArray['bX']['source'] : 'global', 'maxRecords' => isset($configArray['bX']['maxRecords']) ? $configArray['bX']['maxRecords'] : '5', 'threshold' => isset($configArray['bX']['threshold']) ? $configArray['bX']['threshold'] : '50'));
$openUrl .= '&res_dat=' . urlencode($params);
$baseUrl = isset($configArray['bX']['baseUrl']) ? $configArray['bX']['baseUrl'] : 'http://recommender.service.exlibrisgroup.com/service/recommender/openurl';
$client = new HTTP_Request();
$client->setMethod(HTTP_REQUEST_METHOD_GET);
$client->setURL($baseUrl . "?{$openUrl}");
$result = $client->sendRequest();
if (!PEAR::isError($result)) {
// Even if we get a response, make sure it's a 'good' one.
if ($client->getResponseCode() != 200) {
$this->output('bX request failed, response code ' . $client->getResponseCode(), JSON::STATUS_ERROR);
}
} else {
$this->_output('bX request failed: ' . $result, JSON::STATUS_ERROR);
}
$xml = simplexml_load_string($client->getResponseBody());
$data = array();
$jnl = 'info:ofi/fmt:xml:xsd:journal';
$xml->registerXPathNamespace('jnl', $jnl);
foreach ($xml->xpath('//jnl:journal') as $journal) {
$item = $this->convertToArray($journal, $jnl);
if (!isset($item['authors']['author'][0])) {
$item['authors']['author'] = array($item['authors']['author']);
}
$item['openurl'] = $this->createOpenUrl($item);
$data[] = $item;
}
$this->output($data, JSON::STATUS_OK);
}
/**
* Support method -- get details about records based on an array of IDs.
*
* @param array $ids IDs to look up.
*
* @return array
* @access protected
*/
protected function getRecordDetails($ids)
{
global $interface;
$recordList = array();
$metalib = null;
$pci = null;
foreach ($ids as $id) {
if (strncmp($id, 'metalib.', 8) == 0) {
if (!isset($metalib)) {
$metalib = new MetaLib();
}
$record = $metalib->getRecord($id);
$record['id'] = $id;
$interface->assign('record', $record);
$email = $interface->fetch('MetaLib/result-email.tpl');
$recordList[] = array('id' => $id, 'isbn' => isset($record['ISBN'][0]) ? $record['ISBN'][0] : '', 'author' => isset($record['Author'][0]) ? $record['Author'][0] : '', 'title' => isset($record['Title'][0]) ? $record['Title'][0] : '', 'format' => isset($record['format'][0]) ? $record['format'][0] : '', 'email' => $email);
} elseif (strncmp($id, 'pci.', 4) == 0) {
if (!isset($pci)) {
$pci = new PCI();
}
$record = $pci->getRecord($id);
$interface->assign('record', $record);
$email = $interface->fetch('PCI/result-email.tpl');
$recordList[] = array('id' => $id, 'isbn' => '', 'author' => isset($record['author'][0]) ? $record['author'][0] : '', 'title' => isset($record['title']) ? $record['title'] : '', 'format' => isset($record['format']) ? $record['format'] : '', 'email' => $email);
} else {
$record = $this->db->getRecord($id);
$driver = RecordDriverFactory::initRecordDriver($record);
$email = $interface->fetch($driver->getSearchResult('email'));
$recordList[] = array('id' => $id, 'isbn' => isset($record['isbn']) ? $record['isbn'] : '', 'author' => isset($record['author']) ? $record['author'] : '', 'title' => $driver->getTitle(), 'format' => $record['format'], 'email' => $email);
}
}
return $recordList;
}
