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Date: Tue, 25 Dec 2007 20:06:10 -0800
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To: Sam Barrow <sam@sambarrow.com>
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Subject: Re: Will pay for feature add
From: pollita@php.net (Sara Golemon)

Sam Barrow wrote:
> If anyone here is experienced enough to help me, I will pay for a patch
> to allow for multiple class inheritance (class D extends A, B, C)
> against PHP 5.3 CVS. Or if you can just help me get started on writing
> it, I'm sure I could finish myself. I'm just stuck at the basic zend
> class declaration functions.

runkit could probably implement this using some composting rules... It 
doesn't have all the required pieces at the moment, but it's got most of 
'em...  If you don't care about default values or interfaces, you can 
probably fill in the rest using ReflectionClass....

-Sara

<?php

class Foo extends A { }
extend_class_from_additional_classes('Foo', array('B','C'));


function extend_class_from_additional_classes($destClass, Array $extra)
{
     foreach($extra as $class) {
         // Transpose methods
         foreach(get_class_methods($class) as $method) {
             if (!method_exists($destClass, $method)) {
                 runkit_method_copy($destClass, $method, $class);
             }
         }

         // Transpose Properties
         // Transpose Constants
         // Transpose Interfaces
         /* These bits need a couple more runkit features to make work, 
but only a couple... */
}