/**
* Returns the value for the property info field specified in the constructor.
*
* @param PropertyId $propertyId
*
* @return mixed|null
*
* @throws StorageException
*/
public function getPropertyInfo(PropertyId $propertyId)
{
$info = $this->infoStore->getPropertyInfo($propertyId);
if ($info !== null && isset($info[$this->propertyInfoKey])) {
return $info[$this->propertyInfoKey];
} else {
return null;
}
}
/**
* @see PropertyInfoStore::removePropertyInfo
*
* @param PropertyId $propertyId
*
* @return bool
*/
public function removePropertyInfo(PropertyId $propertyId)
{
$id = $propertyId->getNumericId();
// if we don't know it, don't delete it.
if (is_array($this->propertyInfo) && !array_key_exists($id, $this->propertyInfo)) {
return false;
}
// update primary store
$ok = $this->store->removePropertyInfo($propertyId);
if (!$ok) {
// nothing changed, nothing to do
return false;
}
// NOTE: Even if we don't have the propertyInfo locally, we still need to
// fully load it to update memcached.
// Get local cached version.
// NOTE: this may be stale at this point, if it was already loaded
$propertyInfo = $this->getAllPropertyInfo();
// update local cache
unset($propertyInfo[$id]);
$this->propertyInfo = $propertyInfo;
// update external cache
wfDebugLog(__CLASS__, __FUNCTION__ . ': updating cache after removing property ' . $id);
$this->cache->set($this->cacheKey, $propertyInfo, $this->cacheDuration);
return true;
}
/**
* @return array[] An associative array mapping property IDs to info arrays.
*/
private function getPropertyInfo()
{
if ($this->dataType === '') {
$propertyInfo = $this->propertyInfoStore->getAllPropertyInfo();
} else {
$propertyInfo = $this->propertyInfoStore->getPropertyInfoForDataType($this->dataType);
}
// NOTE: $propertyInfo uses numerical property IDs as keys!
ksort($propertyInfo);
return $propertyInfo;
}
/**
* @since 0.4
*
* @param PropertyId $propertyId
*
* @return string
* @throws PropertyDataTypeLookupException
*/
public function getDataTypeIdForProperty(PropertyId $propertyId)
{
$dataTypeId = null;
$info = $this->infoStore->getPropertyInfo($propertyId);
if ($info !== null && isset($info[PropertyInfoStore::KEY_DATA_TYPE])) {
$dataTypeId = $info[PropertyInfoStore::KEY_DATA_TYPE];
}
if ($dataTypeId === null && $this->fallbackLookup !== null) {
$dataTypeId = $this->fallbackLookup->getDataTypeIdForProperty($propertyId);
if ($dataTypeId !== null) {
wfDebugLog(__CLASS__, __FUNCTION__ . ': No property info found for ' . $propertyId . ', but property ID could be retrieved from fallback store!');
//TODO: Automatically update the info store?
//TODO: Suggest to run rebuildPropertyInfo.php
}
}
if ($dataTypeId === null) {
throw new PropertyDataTypeLookupException($propertyId);
}
return $dataTypeId;
}