public function load($datasetName, RecordMetaData $recordMetaData, IndexedRecordsHolder $recordsHolder) {
// preparing columns for which we can lookup values
$lookupableColumns = $this->selectLookupableColumns($recordMetaData);
if (!isset($lookupableColumns)) {
return;
}
// preparing required values for each lookup
$columnsLookupValues = $this->prepareLookupValues($recordsHolder, $lookupableColumns);
if (!isset($columnsLookupValues)) {
return;
}
// loading identifier for each values
foreach ($columnsLookupValues as $columnIndex => &$columnLookupValues) {
$column = $lookupableColumns[$columnIndex];
$dimensionLookupHandler = DimensionLookupFactory::getInstance()->getHandler($column->type->getLogicalApplicationType());
$dimensionLookupHandler->prepareDatasetColumnLookupIds($datasetName, $column, $columnLookupValues);
// checking if we loaded all values
$this->checkMissingIdentifiers($column, $columnLookupValues);
}
unset($columnLookupValues);
// replacing column values with corresponding ids
foreach ($recordsHolder->records as $record) {
foreach ($lookupableColumns as $columnIndex => $column) {
$columnValue = $record->columnValues[$columnIndex];
if (!isset($columnValue)) {
continue;
}
$lookupKey = AbstractDimensionLookupHandler::prepareLookupKey($columnValue);
$record->columnValues[$columnIndex] = $columnsLookupValues[$columnIndex][$lookupKey]->identifier;
}
}
}
public function __construct($datatype) {
parent::__construct($datatype);
list($this->datasetName, $this->columnName) = ReferencePathHelper::splitReference($datatype);
}
