/**
* {@inheritdoc}
*/
public function invoke(ContainerInterface $container, array $params = array())
{
$params = array_replace($this->params, $params);
$callable = $this->definition->getCallable();
if (is_array($callable) && is_string($callable[0])) {
$callable[0] = $container->resolve($callable[0]);
}
$args = [];
foreach ($this->definition->getArguments() as $arg) {
if ($arg->isClass()) {
$resolvedArg = $this->resolveClassArg($container, $arg, $params);
} else {
$resolvedArg = $this->resolveScalarArg($container, $arg, $params);
}
if ($resolvedArg instanceof FactoryInterface) {
$resolvedArg = $resolvedArg->invoke($container);
}
$args[$arg->getPosition()] = $resolvedArg;
}
return call_user_func_array($callable, $args);
}
/**
* Add arguments to an existing factory via reflection.
*
* @param Definition $factory
* @param ReflectionFunctionAbstract|null $reflectionFunction Optional
*/
protected static function addReflectionArguments(Definition $factory, ReflectionFunctionAbstract $reflectionFunction = null)
{
if (!$reflectionFunction) {
$callable = $factory->getCallable();
if (is_array($callable)) {
$reflectionFunction = new ReflectionMethod($callable[0], $callable[1]);
} else {
$reflectionFunction = new ReflectionFunction($callable);
}
}
foreach ($reflectionFunction->getParameters() as $arg) {
try {
$name = $arg->getName();
$required = !$arg->isOptional();
if ($argClass = $arg->getClass()) {
$factory->addClassArgument($name, $argClass->getName(), $required);
} else {
$default = $required ? null : $arg->getDefaultValue();
$factory->addScalarArgument($name, null, $required, $default);
}
} catch (ReflectionException $re) {
throw UnresolvableArgumentException::fromReflectionParam($arg, $reflectionFunction, $re);
}
}
}