Allow Factory Method Instatiation through other component

[beberlei]

It should be possible to bind the creation of a Service to a factory method that is located on another component, for example:

$builder->bind('Doctrine\ORM\EntityManager')->to($entityManager);
$builder->bind('MyRepository')->toProvider(array('Doctrine\ORM\EntityManager'))->args('MyEntityName');

This works with the following simple patch:

Index: Yadif/Container.php

--- Yadif/Container.php (revision 28379) +++ Yadif/Container.php (working copy) @@ -432,7 +432,11 @@ $setterMethods = $component[self::CONFIG_METHODS];

     if(isset($component[self::CONFIG_FACTORY])) {

• if(!is_callable($component[self::CONFIG_FACTORY])) {
• $callback = $component[self::CONFIG_FACTORY];
• if (is_array($callback) && !is_callable($callback) && isset($callback[0])) {
• $callback[0] = $this->getComponent($callback[0]);
• }
• if(!is_callable($callback)) { throw new Yadif_Exception("No valid callback given for the factory method of '".$origName."'."); } $component = call_user_func_array($component[self::CONFIG_FACTORY], $this->injectParameters($constructorArguments, $name));