public function generate(DatasetUIMetaData $datasetUIMetaData, DatasetMetaData $dataset, $referencePath = NULL) {
// to prevent recursive references
$datasetStack = array($dataset->name => TRUE);
$datasetUIMetaData->name = $dataset->name;
$datasetUIMetaData->publicName = $dataset->publicName;
$datasetUIMetaData->description = $dataset->description;
foreach ($dataset->getColumns() as $column) {
if (!$column->isVisible()) {
continue;
}
$columnUIMetaData = $this->prepareColumnUIMetaData($datasetStack, $referencePath, $dataset, $column->name);
$datasetUIMetaData->registerAttribute($columnUIMetaData);
}
}
protected function generateDatasetMeasures(__CubeUIMetaDataGenerator_CallContext $callcontext, DatasetUIMetaData $datasetUIMetaData, CubeMetaData $cube, $referencePath) {
if (isset($callcontext->usedMeasureNames)) {
// preparing list of dataset-wide measures (those are measures which were not used by any columns)
foreach ($callcontext->usedMeasureNames as $measureName => $used) {
if ($used) {
continue;
}
// we do not need to show several 'Record Count' measures
if (isset($referencePath) && ($measureName === StarSchemaNamingConvention::$MEASURE_NAME__RECORD_COUNT)) {
continue;
}
// checking if the measure could be linked to facts
$possibleFactColumnNames = StarSchemaNamingConvention::preparePossibleOwners4Measure($measureName);
if (isset($possibleFactColumnNames)) {
foreach ($possibleFactColumnNames as $possibleFactColumnName) {
$possibleFactUIMetaDataName = self::prepareColumnUIMetaDataName($referencePath, $cube->factsDatasetName, $possibleFactColumnName);
$attributeUIMetaData = $datasetUIMetaData->findAttribute($possibleFactUIMetaDataName);
if (isset($attributeUIMetaData)) {
$this->prepareAttributeCustomMeasure($attributeUIMetaData, $referencePath, $cube, $measureName);
continue 2;
}
}
}
// adding dataset custom measure
$measure = $cube->measures[$measureName];
$measureUIMetaData = new CubeMeasureUIMetaData();
$measureUIMetaData->name = self::prepareMeasureUIMetaDataName($referencePath, $cube, $measureName);
$measureUIMetaData->publicName = $measure->publicName;
$measureUIMetaData->description = $measure->description;
$measureUIMetaData->type = clone $measure->type;
$datasetUIMetaData->registerMeasure($measureUIMetaData);
}
}
}
public function connectWith(DatasetUIMetaData $primaryDatasetUIMetaData, $datasetName, $referencePath = NULL) {
// do not store generated UI meta data if reference path is provided for the following reasons:
// * there is unlimited number of possible reference paths;
// * it is almost impossible to delete cached items if dataset structure changes
$isSelfReferenced = $this->isSelfReferenced($referencePath);
$connectedDatasetCacheEntryName = isset($isSelfReferenced) ? $this->prepareCacheEntryName($datasetName, TRUE) : NULL;
$connectedDatasetUIMetaData = isset($connectedDatasetCacheEntryName)
? $this->cache->getCachedEntry($connectedDatasetCacheEntryName)
: NULL;
if (!isset($connectedDatasetUIMetaData)) {
$connectReferencePath = isset($referencePath) ? $referencePath : self::$REFERENCE_PATH__DEFAULT;
$connectedDatasetUIMetaData = $this->generateDatasetUIMetaData($datasetName, $connectReferencePath);
if (isset($connectedDatasetCacheEntryName)) {
$this->cache->cacheEntry($connectedDatasetCacheEntryName, $connectedDatasetUIMetaData);
}
}
$primaryDatasetUIMetaData->registerConnectedDataset($connectedDatasetUIMetaData);
}
