TemplateFactory: "nonce" is Presenter agnostic (#172)

Author: hranicka

src/Bridges/ApplicationLatte/TemplateFactory.php

@@ -105,7 +105,7 @@ public function createTemplate(UI\Control $control = NULL)
 			$latte->addProvider('uiControl', $control);
 			$latte->addProvider('uiPresenter', $presenter);
 			$latte->addProvider('snippetBridge', new Nette\Bridges\ApplicationLatte\SnippetBridge($control));
-			$nonce = preg_match('#\s\'nonce-([\w+/]+=*)\'#', $presenter->getHttpResponse()->getHeader('Content-Security-Policy'), $m) ? $m[1] : NULL;
+			$nonce = $presenter && preg_match('#\s\'nonce-([\w+/]+=*)\'#', $presenter->getHttpResponse()->getHeader('Content-Security-Policy'), $m) ? $m[1] : NULL;
 			$latte->addProvider('uiNonce', $nonce);
 		}
 		$latte->addProvider('cacheStorage', $this->cacheStorage);

tests/Bridges.Latte/TemplateFactory.nonce.control.phpt

@@ -0,0 +1,34 @@
+<?php
+
+/**
+ * Test: TemplateFactory nonce
+ */
+
+use Nette\Application\UI;
+use Nette\Bridges\ApplicationLatte;
+use Tester\Assert;
+
+
+require __DIR__ . '/../bootstrap.php';
+
+$latte = new Latte\Engine;
+
+$latteFactory = Mockery::mock(ApplicationLatte\ILatteFactory::class);
+$latteFactory->shouldReceive('create')->andReturn($latte);
+
+$response = Mockery::mock(Nette\Http\IResponse::class);
+$response->shouldReceive('getHeader')->with('Content-Security-Policy')->andReturn("hello 'nonce-abcd123==' world");
+
+$control = Mockery::mock(UI\Control::class);
+$control->shouldReceive('getPresenter')->andReturn(NULL);
+$control->shouldIgnoreMissing();
+
+$factory = new ApplicationLatte\TemplateFactory($latteFactory);
+$factory->createTemplate($control);
+
+$latte->setLoader(new Latte\Loaders\StringLoader);
+
+Assert::match(
+	'<script></script>',
+	$latte->renderToString('<script n:nonce></script>')
+);