/**
* Contains loading of fields, that initialize after object initialization (lazy load).
* Must be overriden in child Classes
* In this abstract class only the simplest case is implemented only
* @param Business $business
* @param string $fieldName
* @return mixed
* @throws BaseException
*/
public function lazyload($business, $fieldName)
{
if (false === $business instanceof Business) {
throw new BaseException("Object `{$business}` is not instance of `Business` class");
}
if ($business instanceof Entity) {
if (substr($fieldName, -3) == '_id') {
//$name = ucfirst(substr($fieldName, 0, -3));
//fixed by A-25
//mappers of field names with _ should have camelCase names
//for example, street_type_id => Mapper_StreetType
//or street_type_id => Mapper_Street_Type
$name = substr($fieldName, 0, -3);
$nameParts = explode('_', $name);
foreach ($nameParts as &$namePart) {
$namePart = ucfirst($namePart);
}
$name = implode('', $nameParts);
$mapperClassName1Variant = 'Mapper_' . $name;
$mapperClassName2Variant = 'Mapper_' . implode('_', $nameParts);
if (class_exists($mapperClassName1Variant)) {
$mapperClassName = $mapperClassName1Variant;
} else {
//simply it was variant2
$mapperClassName = $mapperClassName2Variant;
}
if (class_exists($mapperClassName)) {
$mapper = Manager::getInstance()->getRepository()->get($mapperClassName);
$fieldValue = $business->getInfo($fieldName);
return $fieldValue !== null ? $mapper->getEntityById($fieldValue) : null;
} else {
throw new BaseException("{$mapperClassName} not found");
}
}
}
throw new BaseException("Can't lazy load field {$fieldName} in mapper {$this}");
}
/**
* @param Business $business
*/
public function set(Business $business)
{
$key = $this->generator->generate($business->getCacheKey());
$this->adapter->set($key, $this->packer->pack($business), $business->getExpires());
}
