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<?php
namespace Mautic\LeadBundle\Deduplicate\Helper;
use Mautic\LeadBundle\Deduplicate\Exception\ValueNotMergeableException;
class MergeValueHelper
{
/**
* @param mixed $newerValue
* @param mixed $olderValue
* @param mixed $currentValue
* @param mixed $defaultValue
* @param bool $newIsAnonymous
*
* @return mixed
*
* @throws ValueNotMergeableException
*/
public static function getMergeValue($newerValue, $olderValue, $currentValue = null, $defaultValue = null, $newIsAnonymous = false)
{
if ($newerValue === $olderValue) {
throw new ValueNotMergeableException($newerValue, $olderValue);
}
if (null !== $currentValue && $newerValue === $currentValue) {
throw new ValueNotMergeableException($newerValue, $olderValue);
}
$isDefaultValue = null !== $defaultValue && $newerValue === $defaultValue;
if (self::isNotEmpty($newerValue) && !($newIsAnonymous && $isDefaultValue)) {
return $newerValue;
}
if (self::isNotEmpty($olderValue)) {
return $olderValue;
}
throw new ValueNotMergeableException($newerValue, $olderValue);
}
public static function isNotEmpty($value): bool
{
return null !== $value && '' !== $value;
}
}
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