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 generateAttributes(__CubeUIMetaDataGenerator_CallContext $callcontext, DatasetUIMetaData $datasetUIMetaData, CubeMetaData $cube, $referencePath) {
$metamodel = data_controller_get_metamodel();
$dimensions = $cube->getDimensions();
if (!isset($dimensions)) {
return;
}
$datasetStack = array($cube->factsDatasetName => TRUE);
$keyColumn = $cube->factsDataset->findKeyColumn(FALSE);
// preparing root element for 'distinct count' measures
$distinctCountRootUIMetaData = new RootElementUIMetaData();
$distinctCountRootUIMetaData->name = self::prepareReferencedElementName(
$referencePath, $cube->factsDatasetName, StarSchemaNamingConvention::$MEASURE_NAME_SUFFIX__DISTINCT_COUNT);
$distinctCountRootUIMetaData->publicName = t('Distinct Count');
$distinctCountRootUIMetaData->description = t('List of columns for which count of distinct values could be calculated');
$distinctCountRootUIMetaData->isSelectable = FALSE;
foreach ($dimensions as $dimension) {
$attributeColumn = $cube->factsDataset->getColumn($dimension->attributeColumnName);
$dimensionUIMetaData = new AttributeUIMetaData();
$dimensionUIMetaData->name = self::prepareAttributeUIMetaDataName($referencePath, $cube->factsDatasetName, $dimension->name, NULL);
$dimensionUIMetaData->publicName = $dimension->publicName;
$dimensionUIMetaData->description = $dimension->description;
$dimensionUIMetaData->columnIndex = $attributeColumn->columnIndex;
$dimensionUIMetaData->type = clone $attributeColumn->type;
$dimensionUIMetaData->datasetName = $cube->factsDatasetName;
// fixing public name (borrowing public name from corresponding facts column)
if (($dimension->name == $dimensionUIMetaData->publicName) && ($attributeColumn->name != $attributeColumn->publicName)) {
$dimensionUIMetaData->publicName = $attributeColumn->publicName;
}
// registering 'Distinct Count' measure for this dimension
$this->prepareAttributeDistinctCountMeasure(
$callcontext,
$distinctCountRootUIMetaData,
$referencePath, $cube,
$attributeColumn, ParameterNameHelper::assemble($dimension->name));
// registering the dimension-specific measures
$this->prepareColumnMeasures($callcontext, $dimensionUIMetaData, $referencePath, $cube, $dimension->attributeColumnName);
// supporting extension tables (PK - to - PK)
if (isset($keyColumn) && ($keyColumn->name == $attributeColumn->name)) {
$this->prepareColumnUIMetaData4ExtensionDataset($datasetStack, $dimensionUIMetaData, $referencePath, $cube, $dimension->name, NULL, $cube->factsDataset, $keyColumn);
}
if (isset($dimension->datasetName)) {
$dimensionDataset = $metamodel->getDataset($dimension->datasetName);
$dimensionDatasetUIMetaData = $dimensionUIMetaData;
// creating additional root element if the attribute has branches
if (count($attributeColumn->branches) > 0) {
$dimensionDatasetUIMetaData = new AttributeColumnUIMetaData();
$dimensionDatasetUIMetaData->name =
self::prepareAttributeUIMetaDataName($referencePath, $cube, $dimension->name, $dimensionDataset->getKeyColumn()->name) . '/*dimensionDataset*/';
$dimensionDatasetUIMetaData->publicName = $dimensionDataset->publicName;
$dimensionDatasetUIMetaData->description = $dimensionDataset->description;
$dimensionDatasetUIMetaData->isSelectable = FALSE;
$dimensionUIMetaData->registerElement($dimensionDatasetUIMetaData);
}
// supporting hierarchical dimension
$this->generateColumnUIMetaData4DimensionDataset($datasetStack, $dimensionDatasetUIMetaData, $referencePath, $cube, $dimension->name, NULL, $dimension->datasetName);
}
// registering all column branches for the dimension
$this->prepareAttributeColumnUIMetaData4ColumnBranch($datasetStack, $dimensionUIMetaData, $referencePath, $cube, $dimension->name, NULL, NULL, $attributeColumn);
$datasetUIMetaData->registerAttribute($dimensionUIMetaData);
$callcontext->usedColumnNames[$dimension->attributeColumnName] = TRUE;
}
if (count($distinctCountRootUIMetaData->elements) > 0) {
$datasetUIMetaData->registerMeasure($distinctCountRootUIMetaData);
}
}
