The Eclipse PHP Development Tools project delivers a PHP Integrated Development Environment framework for the Eclipse platform. This project encompasses the development components necessary to develop PHP-based Web Applications and facilitates extensibility. It leverages the existing Web Tools Project in providing developers with PHP capabilities.
See also https://projects.eclipse.org/projects/tools.pdt and https://eclipse.org/pdt
All issues can be reported under main repository tracker: https://github.com/eclipse-pdt/pdt/issues
Contributions are always welcome!
Please bear in mind that this project is almost entirely developed by volunteers. If you do not provide the implementation yourself (or pay someone to do it for you), the bug might never get fixed. If it is a serious bug, other people than you might care enough to provide a fix.