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Render twig templates from string
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| <?php | |
| use app\components\twig\TwigRenderer; | |
| $container = Yii::$container; | |
| $container->setSingleton(TwigRenderer::class, TwigRenderer::class); |
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| <?php | |
| /** | |
| * @link http://www.yiiframework.com/ | |
| * @copyright Copyright (c) 2008 Yii Software LLC | |
| * @license http://www.yiiframework.com/license/ | |
| */ | |
| namespace app\commands; | |
| use app\components\twig\TwigRenderer; | |
| use yii\console\Controller; | |
| class DefaultController extends Controller | |
| { | |
| /** | |
| * @var TwigRenderer | |
| */ | |
| protected $renderer; | |
| public function __construct($id, $module, TwigRenderer $renderer, $config = []) | |
| { | |
| $this->renderer = $renderer; | |
| parent::__construct($id, $module, $config); | |
| } | |
| public function actionIndex() | |
| { | |
| // output: 123 hello world! | |
| echo $this->renderer->render('123 {{test}}', ['test' => 'hello world!']).PHP_EOL; | |
| } | |
| } |
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| <?php | |
| namespace app\components\twig; | |
| use yii\base\Component; | |
| use yii\base\InvalidConfigException; | |
| use yii\twig\ViewRenderer; | |
| class TwigRenderer extends Component | |
| { | |
| /** | |
| * View renderer config | |
| * @var array | |
| */ | |
| public $config = [ | |
| 'class' => ViewRenderer::class, | |
| 'cachePath' => false, | |
| 'options' => [ | |
| 'auto_reload' => true, | |
| ], | |
| ]; | |
| /** | |
| * @var \Twig_Environment | |
| */ | |
| protected $twig; | |
| /** | |
| * @param mixed $template | |
| * @param array $data | |
| * @return string | |
| * @throws \yii\base\InvalidConfigException | |
| * @throws \Twig_Error_Loader When the template cannot be found | |
| * @throws \Twig_Error_Syntax When an error occurred during compilation | |
| */ | |
| public function render($template, array $data = []) | |
| { | |
| try { | |
| $template = $this->getTwig()->createTemplate($template); | |
| } catch (\Twig_Error_Syntax $e) { | |
| return sprintf('Unable to render a template: %s.', $e->getMessage()); | |
| } | |
| return $template->render($data); | |
| } | |
| /** | |
| * @return \Twig_Environment | |
| * @throws InvalidConfigException if the configuration is invalid. | |
| */ | |
| public function getTwig() | |
| { | |
| if (!$this->twig) { | |
| /** @var ViewRenderer $render */ | |
| $render = \Yii::createObject($this->createConfig()); | |
| /** @var \Twig_Environment $twig */ | |
| $twig = clone $render->twig; | |
| $twig->setLoader(new \Twig_Loader_Chain()); | |
| $this->twig = $twig; | |
| } | |
| return $this->twig; | |
| } | |
| /** | |
| * @return array | |
| */ | |
| protected function createConfig() | |
| { | |
| if (isset(\Yii::$app->getView()->renderers['twig'])) { | |
| return array_merge(\Yii::$app->getView()->renderers['twig'], $this->config); | |
| } | |
| return $this->config; | |
| } | |
| } |
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