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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Bundle\TwigBundle;
- use Symfony\Component\Finder\Finder;
- use Symfony\Component\HttpKernel\KernelInterface;
- /**
- * Iterator for all templates in bundles and in the application Resources directory.
- *
- * @author Fabien Potencier <fabien@symfony.com>
- *
- * @internal
- */
- class TemplateIterator implements \IteratorAggregate
- {
- private $kernel;
- private $templates;
- private $paths;
- private $defaultPath;
- /**
- * @param array $paths Additional Twig paths to warm
- * @param string|null $defaultPath The directory where global templates can be stored
- */
- public function __construct(KernelInterface $kernel, array $paths = [], string $defaultPath = null)
- {
- $this->kernel = $kernel;
- $this->paths = $paths;
- $this->defaultPath = $defaultPath;
- }
- public function getIterator(): \Traversable
- {
- if (null !== $this->templates) {
- return $this->templates;
- }
- $templates = null !== $this->defaultPath ? $this->findTemplatesInDirectory($this->defaultPath, null, ['bundles']) : [];
- foreach ($this->kernel->getBundles() as $bundle) {
- $name = $bundle->getName();
- if ('Bundle' === substr($name, -6)) {
- $name = substr($name, 0, -6);
- }
- $bundleTemplatesDir = is_dir($bundle->getPath().'/Resources/views') ? $bundle->getPath().'/Resources/views' : $bundle->getPath().'/templates';
- $templates = array_merge(
- $templates,
- $this->findTemplatesInDirectory($bundleTemplatesDir, $name),
- null !== $this->defaultPath ? $this->findTemplatesInDirectory($this->defaultPath.'/bundles/'.$bundle->getName(), $name) : []
- );
- }
- foreach ($this->paths as $dir => $namespace) {
- $templates = array_merge($templates, $this->findTemplatesInDirectory($dir, $namespace));
- }
- return $this->templates = new \ArrayIterator(array_unique($templates));
- }
- /**
- * Find templates in the given directory.
- *
- * @return string[]
- */
- private function findTemplatesInDirectory(string $dir, string $namespace = null, array $excludeDirs = []): array
- {
- if (!is_dir($dir)) {
- return [];
- }
- $templates = [];
- foreach (Finder::create()->files()->followLinks()->in($dir)->exclude($excludeDirs) as $file) {
- $templates[] = (null !== $namespace ? '@'.$namespace.'/' : '').str_replace('\\', '/', $file->getRelativePathname());
- }
- return $templates;
- }
- }
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