feat: footer template improvements

lib/Handler/FooterHandler.php

@@ -171,7 +171,7 @@ private function prepareTemplateVars(): array {
 		return $vars;
 	}
 
-	private function getTemplate(): string {
+	public function getTemplate(): string {
 		$footerTemplate = $this->appConfig->getValueString(Application::APP_ID, 'footer_template', '');
 		if ($footerTemplate) {
 			return $footerTemplate;

lib/Service/FooterService.php

@@ -25,7 +25,7 @@ public function isDefaultTemplate(): bool {
 	}
 
 	public function getTemplate(): string {
-		return $this->appConfig->getValueString(Application::APP_ID, 'footer_template', '');
+		return $this->footerHandler->getTemplate();
 	}
 
 	public function saveTemplate(string $template): void {

tests/php/Unit/Handler/FooterHandlerTest.php

@@ -274,4 +274,36 @@ public function testCustomValidationSiteNotOverwritten(): void {
 		$this->assertStringContainsString('https://custom.validation.site', $text);
 		$this->assertStringNotContainsString('https://default.site', $text);
 	}
+
+	public function testGetTemplateReturnsCustomTemplate(): void {
+		$customTemplate = '<div>Custom footer template {{ uuid }}</div>';
+		$this->appConfig->setValueString(Application::APP_ID, 'footer_template', $customTemplate);
+		$this->l10n = $this->l10nFactory->get(Application::APP_ID, 'en');
+
+		$template = $this->getClass()->getTemplate();
+
+		$this->assertSame($customTemplate, $template);
+	}
+
+	public function testGetTemplateReturnsDefaultWhenNotSet(): void {
+		$this->appConfig->deleteKey(Application::APP_ID, 'footer_template');
+		$this->l10n = $this->l10nFactory->get(Application::APP_ID, 'en');
+
+		$template = $this->getClass()->getTemplate();
+
+		$defaultTemplate = file_get_contents(__DIR__ . '/../../../../lib/Handler/Templates/footer.twig');
+		$this->assertNotEmpty($template);
+		$this->assertSame($defaultTemplate, $template);
+	}
+
+	public function testGetTemplateReturnsDefaultWhenEmpty(): void {
+		$this->appConfig->setValueString(Application::APP_ID, 'footer_template', '');
+		$this->l10n = $this->l10nFactory->get(Application::APP_ID, 'en');
+
+		$template = $this->getClass()->getTemplate();
+
+		$this->assertNotEmpty($template);
+		$defaultTemplate = file_get_contents(__DIR__ . '/../../../../lib/Handler/Templates/footer.twig');
+		$this->assertSame($defaultTemplate, $template);
+	}
 }

tests/php/Unit/Service/FooterServiceTest.php

@@ -58,13 +58,24 @@ public function testGetTemplate(): void {
 		$template = '<div>Custom template</div>';
 		$this->appConfig->setValueString(Application::APP_ID, 'footer_template', $template);
 
+		$this->footerHandler
+			->expects($this->once())
+			->method('getTemplate')
+			->willReturn($template);
+
 		$this->assertSame($template, $this->service->getTemplate());
 	}
 
-	public function testGetTemplateReturnsEmptyWhenNotSet(): void {
+	public function testGetTemplateReturnsDefaultWhenNotSet(): void {
 		$this->appConfig->deleteKey(Application::APP_ID, 'footer_template');
 
-		$this->assertSame('', $this->service->getTemplate());
+		$defaultTemplate = '<div>Default footer template</div>';
+		$this->footerHandler
+			->expects($this->once())
+			->method('getTemplate')
+			->willReturn($defaultTemplate);
+
+		$this->assertSame($defaultTemplate, $this->service->getTemplate());
 	}
 
 	#[DataProvider('provideRenderPreviewPdfScenarios')]