/**
* {@inheritdoc}
*/
public function getController(Request $request)
{
if (!($controller = $request->attributes->get('_controller'))) {
throw new \LogicException(sprintf('Controller for URI "%s" could not be found because the "_controller" parameter is missing.', $request->getPathInfo()));
}
try {
return $this->callableResolver->resolve($controller);
} catch (NotCallableException $e) {
throw new \InvalidArgumentException(sprintf('Controller for URI "%s" is not callable: %s', $request->getPathInfo(), $e->getMessage()));
}
}
/**
* @param string $name
* @return array|callable
*/
public function convertCallback($name)
{
// original pattern
if ($this->isValid($name)) {
return parent::convertCallback($name);
}
// try to resolve callback from container
try {
return $this->resolver->resolve($name);
} catch (NotCallableException $e) {
throw new \InvalidArgumentException($e->getMessage());
}
}
/**
* {@inheritdoc}
*/
public function call($callable, array $parameters = array())
{
if ($this->callableResolver) {
$callable = $this->callableResolver->resolve($callable);
}
if (!is_callable($callable)) {
throw new NotCallableException(sprintf('%s is not a callable', is_object($callable) ? 'Instance of ' . get_class($callable) : var_export($callable, true)));
}
$callableReflection = CallableReflection::create($callable);
$args = $this->parameterResolver->getParameters($callableReflection, $parameters, array());
// Sort by array key because call_user_func_array ignores numeric keys
ksort($args);
// Check all parameters are resolved
$diff = array_diff_key($callableReflection->getParameters(), $args);
if (!empty($diff)) {
/** @var \ReflectionParameter $parameter */
$parameter = reset($diff);
throw new NotEnoughParametersException(sprintf('Unable to invoke the callable because no value was given for parameter %d ($%s)', $parameter->getPosition() + 1, $parameter->name));
}
return call_user_func_array($callable, $args);
}
/**
* {@inheritdoc}
*/
public function resolve($toResolve)
{
return $this->callableResolver->resolve($toResolve);
}
