/**
* @param AbstractViewComponent $component
* @param string $templatePath
* @param null $templateString
* @param ResourceRepository $repo
*/
public function __construct(AbstractViewComponent $component, $templatePath = null, $templateString = null, ResourceRepository $repo = null)
{
parent::__construct($component);
$this->templatePath = $templatePath;
$this->templateString = $templateString;
// Optional Puli repo
$this->repo = $repo;
}
/**
* @param AbstractViewComponent $component
* @param string $templatePath
* @param null $templateString
* @param ResourceRepository $repo
*/
public function __construct(AbstractViewComponent $component, $templatePath = null, $templateString = null, ResourceRepository $repo = null)
{
parent::__construct($component);
$this->templatePath = $templatePath;
$this->templateString = $templateString;
// Optional Puli repo
$this->repo = $repo;
Twig_Autoloader::register();
$this->initTwig($this->getLoader());
}
/**
* Entry point for rendering a component tree. Call updateView() first.
* @param string|null $execMethodName An optional method on this or a subcomponent to execute before rendering
* @param array|null $execArgs
* @throws \Exception
* @return Response
*/
public function render($execMethodName = null, array $execArgs = null)
{
$this->state->validate();
// updateState() on any component can call $this->getRootComponent()->forceResponse()
// to force a particular response, usually a redirect.
if (null !== $this->forceResponse) {
return $this->forceResponse;
}
$this->initTemplate();
// If we're called with an 'exec' then run it instead of rendering the whole tree.
// It may still render the whole tree or it may just render a portion or just return JSON
if ($execMethodName) {
// Used to test for null but it could easily be an empty string
$this->log("Rendering with exec: {$execMethodName}, args:" . var_export($execArgs, true), LogLevel::DEBUG);
$out = $this->execMethod($execMethodName, $execArgs);
} else {
$this->log("Rendering without exec", LogLevel::DEBUG);
$out = $this->template->render($this->state, $this->props);
if (!$out instanceof Response) {
throw new \Exception(get_class($this->template) . " returned invalid response. Should have been an instance of ViewComponentResponse");
}
}
return $out;
}
