LinkGenerator: added withReferenceUrl()

src/Application/LinkGenerator.php

@@ -10,6 +10,7 @@
 namespace Nette\Application;
 
 use Nette;
+use Nette\Http\UrlScript;
 use Nette\Routing\Router;
 
 
@@ -23,14 +24,14 @@ final class LinkGenerator
 	/** @var Router */
 	private $router;
 
-	/** @var Nette\Http\UrlScript */
+	/** @var UrlScript */
 	private $refUrl;
 
 	/** @var IPresenterFactory|null */
 	private $presenterFactory;
 
 
-	public function __construct(Router $router, Nette\Http\UrlScript $refUrl, IPresenterFactory $presenterFactory = null)
+	public function __construct(Router $router, UrlScript $refUrl, IPresenterFactory $presenterFactory = null)
 	{
 		$this->router = $router;
 		$this->refUrl = $refUrl;
@@ -88,4 +89,14 @@ public function link(string $dest, array $params = []): string
 		}
 		return $url . $frag;
 	}
+
+
+	public function withReferenceUrl(string $url): self
+	{
+		return new self(
+			$this->router,
+			new UrlScript($url),
+			$this->presenterFactory
+		);
+	}
 }

tests/Routers/LinkGenerator.phpt

@@ -89,6 +89,14 @@ namespace {
 		Assert::same('http://nette.org/en/?0=10&presenter=Homepage', $generator->link('Homepage:', [10]));
 		Assert::same('http://nette.org/en/?0=10&id=20&action=detail&presenter=Homepage', $generator->link('Homepage:detail', [10, 'id' => 20]));
 		Assert::same('http://nette.org/en/?presenter=Homepage#frag:ment', $generator->link('Homepage:#frag:ment'));
+		Assert::same('http://nette.org/en/?action=default&presenter=Homepage', $generator->link('Homepage:default'));
 	});
 
+
+	test(function () {
+		$generator = new LinkGenerator(new Routers\SimpleRouter, new Http\UrlScript('http://nette.org/en/'));
+		$generator2 = $generator->withReferenceUrl('http://nette.org/cs/');
+		Assert::same('http://nette.org/en/?action=default&presenter=Homepage', $generator->link('Homepage:default'));
+		Assert::same('http://nette.org/cs/?action=default&presenter=Homepage', $generator2->link('Homepage:default'));
+	});
 }