# Change log

All notable changes to this project will be documented in this file.

## Unreleased

## v1.3.2

- Fixed PHP cookie domain resolution for apex and subdomain hosts under multi-label public suffixes (for example, `example.co.uk` and `www.example.co.uk`), so cookies are scoped to `example.co.uk` instead of the invalid public suffix `co.uk`.
- Recover client IP addresses from `_fbi` cookies containing repeated appendix values.
- Reject malformed V2 appendices instead of treating arbitrary eight-character suffixes as valid.
- Include all SDK classes in the Packagist-facing Composer autoloader.

## v1.3.1
- Adding support for taking request context as input to the SDK.
- Adding support to get referrer url and event source url from the SDK.

## v1.2.1
- Improve the is_new flag with more breakdown on net new and modified new option.

## v1.2.0
- Added support for client IPv6 address retrival and customer information parameters normalization and hashing.

## v1.1.0
- Improve appendix to include current SDK version, is_new flag.

## v1.0.2
- ParamsConfig optimization with duplication check and remove unused leading underscore.

## v1.0.1
- Bug fix: Add validation check for null queries in referrer URL.

## v1.0.0

- Initial supports `fbc` and `fbp` for Conversion API(CAPI) events.