/**
* Helper function to get records from cached source-specific record data
*
* @param Record $cachedRecord Record data
*
* @return \VuFind\RecordDriver\AbstractBase
*/
protected function getVuFindRecord($cachedRecord)
{
$source = $cachedRecord['source'];
$doc = unserialize($cachedRecord['data']);
// Solr records are loaded in special-case fashion:
if ($source === 'VuFind' || $source === 'Solr') {
$driver = $this->recordFactoryManager->getSolrRecord($doc);
} else {
$driver = $this->recordFactoryManager->get($source);
$driver->setRawData($doc);
}
$driver->setSourceIdentifier($source);
return $driver;
}
/**
* Given an array of associative arrays with id and source keys (or pipe-
* separated source|id strings), load all of the requested records in the
* requested order.
*
* @param array $ids Array of associative arrays with id/source keys or
* strings in source|id format. In associative array formats, there is
* also an optional "extra_fields" key which can be used to pass in data
* formatted as if it belongs to the Solr schema; this is used to create
* a mock driver object if the real data source is unavailable.
*
* @throws \Exception
* @return array Array of record drivers
*/
public function loadBatch($ids)
{
// Sort the IDs by source -- we'll create an associative array indexed by
// source and record ID which points to the desired position of the indexed
// record in the final return array:
$idBySource = [];
foreach ($ids as $i => $details) {
// Convert source|id string to array if necessary:
if (!is_array($details)) {
$parts = explode('|', $details, 2);
$ids[$i] = $details = ['source' => $parts[0], 'id' => $parts[1]];
}
$idBySource[$details['source']][$details['id']] = $i;
}
// Retrieve the records and put them back in order:
$retVal = [];
foreach ($idBySource as $source => $details) {
$records = $this->loadBatchForSource(array_keys($details), $source);
foreach ($records as $current) {
$id = $current->getUniqueId();
// In theory, we should be able to assume that $details[$id] is
// set... but in practice, we can't make that assumption. In some
// cases, Summon IDs will change, and requests for an old ID value
// will return a record with a different ID.
if (isset($details[$id])) {
$retVal[$details[$id]] = $current;
}
}
}
// Check for missing records and fill gaps with \VuFind\RecordDriver\Missing
// objects:
foreach ($ids as $i => $details) {
if (!isset($retVal[$i]) || !is_object($retVal[$i])) {
$fields = isset($details['extra_fields']) ? $details['extra_fields'] : [];
$fields['id'] = $details['id'];
$retVal[$i] = $this->recordFactory->get('Missing');
$retVal[$i]->setRawData($fields);
$retVal[$i]->setSourceIdentifier($details['source']);
}
}
// Send back the final array, with the keys in proper order:
ksort($retVal);
return $retVal;
}
/**
* Test expected interface.
*
* @return void
*
* @expectedException Zend\ServiceManager\Exception\RuntimeException
* @expectedExceptionMessage Plugin ArrayObject does not belong to VuFind\RecordDriver\AbstractBase
*/
public function testExpectedInterface()
{
$pm = new PluginManager(null);
$pm->validatePlugin(new \ArrayObject());
}
