private function createService(Definition $definition, $id, $tryProxy = true)
{
if ($definition instanceof ChildDefinition) {
throw new RuntimeException(sprintf('Constructing service "%s" from a parent definition is not supported at build time.', $id));
}
if ($definition->isSynthetic()) {
throw new RuntimeException(sprintf('You have requested a synthetic service ("%s"). The DIC does not know how to construct this service.', $id));
}
if ($definition->isDeprecated()) {
@trigger_error($definition->getDeprecationMessage($id), E_USER_DEPRECATED);
}
if ($tryProxy && $definition->isLazy()) {
$proxy = $this
->getProxyInstantiator()
->instantiateProxy(
$this,
$definition,
$id, function () use ($definition, $id) {
return $this->createService($definition, $id, false);
}
);
$this->shareService($definition, $proxy, $id);
return $proxy;
}
$parameterBag = $this->getParameterBag();
if (null !== $definition->getFile()) {
require_once $parameterBag->resolveValue($definition->getFile());
}
$arguments = $this->resolveServices($parameterBag->unescapeValue($parameterBag->resolveValue($definition->getArguments())));
if (null !== $factory = $definition->getFactory()) {
if (is_array($factory)) {
$factory = array($this->resolveServices($parameterBag->resolveValue($factory[0])), $factory[1]);
} elseif (!is_string($factory)) {
throw new RuntimeException(sprintf('Cannot create service "%s" because of invalid factory', $id));
}
$service = call_user_func_array($factory, $arguments);
if (!$definition->isDeprecated() && is_array($factory) && is_string($factory[0])) {
$r = new \ReflectionClass($factory[0]);
if (0 < strpos($r->getDocComment(), "\n * @deprecated ")) {
@trigger_error(sprintf('The "%s" service relies on the deprecated "%s" factory class. It should either be deprecated or its factory upgraded.', $id, $r->name), E_USER_DEPRECATED);
}
}
} else {
$r = new \ReflectionClass($parameterBag->resolveValue($definition->getClass()));
$service = null === $r->getConstructor() ? $r->newInstance() : $r->newInstanceArgs($arguments);
if (!$definition->isDeprecated() && 0 < strpos($r->getDocComment(), "\n * @deprecated ")) {
@trigger_error(sprintf('The "%s" service relies on the deprecated "%s" class. It should either be deprecated or its implementation upgraded.', $id, $r->name), E_USER_DEPRECATED);
}
}
if ($tryProxy || !$definition->isLazy()) {
// share only if proxying failed, or if not a proxy
$this->shareService($definition, $service, $id);
}
$properties = $this->resolveServices($parameterBag->unescapeValue($parameterBag->resolveValue($definition->getProperties())));
foreach ($properties as $name => $value) {
$service->$name = $value;
}
foreach ($definition->getMethodCalls() as $call) {
$this->callMethod($service, $call);
}
if ($callable = $definition->getConfigurator()) {
if (is_array($callable)) {
$callable[0] = $parameterBag->resolveValue($callable[0]);
if ($callable[0] instanceof Reference) {
$callable[0] = $this->get((string) $callable[0], $callable[0]->getInvalidBehavior());
} elseif ($callable[0] instanceof Definition) {
$callable[0] = $this->createService($callable[0], null);
}
}
if (!is_callable($callable)) {
throw new InvalidArgumentException(sprintf('The configure callable for class "%s" is not a callable.', get_class($service)));
}
call_user_func($callable, $service);
}
return $service;
}