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<?php
namespace Laminas\Mvc\View\Http;
use Laminas\EventManager\AbstractListenerAggregate;
use Laminas\EventManager\EventManagerInterface;
use Laminas\Http\Request as HttpRequest;
use Laminas\Mvc\MvcEvent;
class InjectRoutematchParamsListener extends AbstractListenerAggregate
{
/**
* Should request params overwrite existing request params?
*
* @var bool
*/
protected $overwrite = true;
/**
* {@inheritDoc}
*/
public function attach(EventManagerInterface $events, $priority = 1)
{
$this->listeners[] = $events->attach(MvcEvent::EVENT_DISPATCH, [$this, 'injectParams'], 90);
}
/**
* Take parameters from RouteMatch and inject them into the request.
*
* @return void
*/
public function injectParams(MvcEvent $e)
{
$routeMatchParams = $e->getRouteMatch()->getParams();
$request = $e->getRequest();
if (! $request instanceof HttpRequest) {
// unsupported request type
return;
}
$params = $request->get();
if ($this->overwrite) {
// Overwrite existing parameters, or create new ones if not present.
foreach ($routeMatchParams as $key => $val) {
$params->$key = $val;
}
return;
}
// Only create new parameters.
foreach ($routeMatchParams as $key => $val) {
if (! $params->offsetExists($key)) {
$params->$key = $val;
}
}
}
/**
* Should RouteMatch parameters replace existing Request params?
*
* @param bool $overwrite
*/
public function setOverwrite($overwrite)
{
$this->overwrite = $overwrite;
}
/**
* @return bool
*/
public function getOverwrite()
{
return $this->overwrite;
}
}