Created
September 2, 2019 15:15
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Twig extension for edgestash
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<?php | |
namespace App\EdgestashBundle; | |
use Symfony\Component\HttpFoundation\RequestStack; | |
use Twig\Extension\AbstractExtension; | |
use Twig\TwigFilter; | |
use Twig\TwigFunction; | |
class TwigExtension extends AbstractExtension | |
{ | |
private $requestStack; | |
public function __construct(RequestStack $requestStack) | |
{ | |
$this->requestStack = $requestStack; | |
} | |
public function getFilters() | |
{ | |
return [ | |
new TwigFilter('edgestash', [$this, 'edgestashFilter']), | |
]; | |
} | |
public function getFunctions() | |
{ | |
return [ | |
new TwigFunction('isEdgestash', [$this, 'isEdgestash']), | |
new TwigFunction('edgestash', [$this, 'edgestashFunction']), | |
]; | |
} | |
public function edgestashFilter(string $value, string $name, ?string $url = null): string | |
{ | |
if(!$this->isEdgestash()) { | |
return $value; | |
} | |
if(null !== $url) { | |
$urls = $this->requestStack->getCurrentRequest()->attributes->get('edgestash-json-urls',[]); | |
$urls[] = $url; | |
$this->requestStack->getCurrentRequest()->attributes->set('edgestash-json-urls',$urls); | |
} | |
return '{{ '.$name.' }}'; | |
} | |
public function edgestashFunction(string $name, ?string $url = null): string | |
{ | |
return $this->edgestashFilter('',$name,$url); | |
} | |
public function isEdgestash(): bool | |
{ | |
return (bool)$this->requestStack->getCurrentRequest()->attributes->get('edgestash'); | |
} | |
} |
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