/** * @param $root Response root element. * * @throws OLAPException */ private function createMetaData(DOMElement $root) { $olapInfo = XMLAUtil::findChild($root, XMLAUtil::MDDATASET_NS, "OlapInfo"); $cubeInfo = XMLAUtil::findChild($olapInfo, XMLAUtil::MDDATASET_NS, "CubeInfo"); $cubeNode = XMLAUtil::findChild($cubeInfo, XMLAUtil::MDDATASET_NS, "Cube"); $cubeNameNode = XMLAUtil::findChild($cubeNode, XMLAUtil::MDDATASET_NS, "CubeName"); $cubeName = XMLAUtil::gatherText($cubeNameNode); // REVIEW: If there are multiple cubes with the same name, we should // qualify by catalog and schema. Currently we just take the first. $cube = $this->lookupCube($this->statement->getConnection()->getMetadata(), $cubeName); if ($cube == null) { throw new OLAPException("Internal error: cube '{$cubeName}' not found."); } // REVIEW: We should not modify the connection. It is not safe, because // connection might be shared between multiple statements with different // cubes. Caller should call // // connection.setCatalog( // cellSet.getMetaData().getCube().getSchema().getCatalog().getName()) // // before doing metadata queries. $this->statement->getConnection()->setCatalog($cube->getSchema()->getCatalog()->getName()); $axesInfo = XMLAUtil::findChild($olapInfo, XMLAUtil::MDDATASET_NS, "AxesInfo"); $axisInfos = XMLAUtil::findChildren($axesInfo, XMLAUtil::MDDATASET_NS, "AxisInfo"); $axisMetaDataList = array(); $filterAxisMetaData = null; foreach ($axisInfos as $axisInfo) { $axisName = $axisInfo->getAttribute('name'); $axis = $this->lookupAxis($axisName); $hierarchyInfos = XMLAUtil::findChildren($axisInfo, XMLAUtil::MDDATASET_NS, 'HierarchyInfo'); $hierarchyList = array(); /* <OlapInfo> <AxesInfo> <AxisInfo name="Axis0"> <HierarchyInfo name="Customers"> <UName name="[Customers].[MEMBER_UNIQUE_NAME]"/> <Caption name="[Customers].[MEMBER_CAPTION]"/> <LName name="[Customers].[LEVEL_UNIQUE_NAME]"/> <LNum name="[Customers].[LEVEL_NUMBER]"/> <DisplayInfo name="[Customers].[DISPLAY_INFO]"/> </HierarchyInfo> </AxisInfo> ... </AxesInfo> <CellInfo> <Value name="VALUE"/> <FmtValue name="FORMATTED_VALUE"/> <FormatString name="FORMAT_STRING"/> </CellInfo> </OlapInfo> */ $propertyList = array(); foreach ($hierarchyInfos as $hierarchyInfo) { $hierarchyName = $hierarchyInfo->getAttribute('name'); $hierarchy = $this->lookupHierarchy($cube, $hierarchyName); $hierarchyList[] = $hierarchy; foreach (XMLAUtil::childElements($hierarchyInfo) as $childNode) { $tag = $childNode->localName; if (in_array($tag, self::$standardProperties)) { continue; } $propertyUniqueName = $childNode->getAttribute('name'); $property = new XMLACellSetMemberProperty($propertyUniqueName, $hierarchy, $tag); $propertyList[] = $property; } } $axisMetaData = new XMLACellSetAxisMetaData($this->statement->getConnection(), $axis, $hierarchyList, $propertyList); if ($axis->isFilter()) { $filterAxisMetaData = $axisMetaData; } else { $axisMetaDataList[] = $axisMetaData; } } if ($filterAxisMetaData == null) { $filterAxisMetaData = new XMLACellSetAxisMetaData($this->statement->getConnection(), Axis::getEnum(Axis::FILTER), array(), array()); } $cellInfo = XMLAUtil::findChild($olapInfo, XMLAUtil::MDDATASET_NS, 'CellInfo'); $cellProperties = array(); foreach (XMLAUtil::childElements($cellInfo) as $element) { $cellProperties[] = new XMLACellProperty($element->localName, $element->getAttribute('name')); } return new XMLACellSetMetaData($this->statement, $cube, $filterAxisMetaData, $axisMetaDataList, $cellProperties); }