/**
* @since 2.2
*
* {@inheritDoc}
*/
public function interpretDescription(Description $description)
{
$joinVariable = $this->compoundConditionBuilder->getJoinVariable();
$orderByProperty = $this->compoundConditionBuilder->getOrderByProperty();
$dataItem = $description->getDataItem();
$property = $description->getProperty();
switch ($description->getComparator()) {
case SMW_CMP_EQ:
$comparator = '=';
break;
case SMW_CMP_LESS:
$comparator = '<';
break;
case SMW_CMP_GRTR:
$comparator = '>';
break;
case SMW_CMP_LEQ:
$comparator = '<=';
break;
case SMW_CMP_GEQ:
$comparator = '>=';
break;
case SMW_CMP_NEQ:
$comparator = '!=';
break;
case SMW_CMP_LIKE:
$comparator = 'regex';
break;
case SMW_CMP_NLKE:
$comparator = '!regex';
break;
default:
$comparator = '';
// unkown, unsupported
}
if ($comparator === '') {
return $this->createConditionForEmptyComparator($joinVariable, $orderByProperty);
} elseif ($comparator == '=') {
return $this->createConditionForEqualityComparator($dataItem, $property, $joinVariable, $orderByProperty);
} elseif ($comparator == 'regex' || $comparator == '!regex') {
return $this->createConditionForRegexComparator($dataItem, $joinVariable, $orderByProperty, $comparator);
}
return $this->createFilterConditionForAnyOtherComparator($dataItem, $joinVariable, $orderByProperty, $comparator);
}
/**
* Recursively create an Condition from SomeProperty
*
* @param SomeProperty $description
* @param string $joinVariable
* @param DIProperty|null $orderByProperty
*
* @return Condition
*/
public function buildCondition(Description $description, $joinVariable, $orderByProperty = null)
{
$property = $description->getProperty();
list($innerOrderByProperty, $innerCondition, $innerJoinVariable) = $this->doResolveInnerConditionRecursively($property, $description->getDescription());
if ($innerCondition instanceof FalseCondition) {
return new FalseCondition();
}
$namespaces = $innerCondition->namespaces;
$objectName = $this->findObjectNameFromInnerCondition($innerCondition, $innerJoinVariable, $namespaces);
list($subjectName, $objectName, $nonInverseProperty) = $this->doExchangeForWhenInversePropertyIsUsed($property, $objectName, $joinVariable);
$propertyName = $this->getPropertyNameByUsingTurtleSerializer($property, $nonInverseProperty, $namespaces);
$condition = $this->concatenateToConditionString($subjectName, $propertyName, $objectName, $innerCondition);
$result = new WhereCondition($condition, true, $namespaces);
// Record inner ordering variable if found
$result->orderVariables = $innerCondition->orderVariables;
if ($innerOrderByProperty !== null && $innerCondition->orderByVariable !== '') {
$result->orderVariables[$property->getKey()] = $innerCondition->orderByVariable;
}
$this->compoundConditionBuilder->addOrderByDataForProperty($result, $joinVariable, $orderByProperty, DataItem::TYPE_WIKIPAGE);
return $result;
}
