org.eclipse.capra.handler.php/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
   <extension
         id="id1"
         point="org.eclipse.capra.configuration.artifactHandlers">
      <artifactHandler
            class="org.eclipse.capra.handler.php.PhpHandler">
      </artifactHandler>
   </extension>

</plugin>