edde-framework/edde-framework

<?php
    declare(strict_types=1);

    namespace Edde\Ext\Web;

    use Edde\Api\Asset\LazyAssetDirectoryTrait;
    use Edde\Api\File\IDirectory;
    use Edde\Api\File\LazyRootDirectoryTrait;
    use Edde\Api\Resource\IResource;
    use Edde\Common\File\RealPathException;
    use Edde\Common\Resource\AbstractResourceProvider;
    use Edde\Common\Resource\UnknownResourceException;
    use Edde\Common\Strings\StringUtils;

    /**
     * Standard resource provider based on IAssetDirectory.
     */
    class StyleSheetResourceProvider extends AbstractResourceProvider {
        use LazyRootDirectoryTrait;
        use LazyAssetDirectoryTrait;
        /**
         * @var IDirectory
         */
        protected $styleSheetDirectory;

        /**
         * @inheritdoc
         */
        public function getResource(string $name, string $namespace = null, ...$parameters): IResource {
            if ($this->styleSheetDirectory === null) {
                throw new UnknownResourceException('Stylesheet directory has not been set up (or setup failed).');
            }
            list($control) = empty($parameters) ? [false] : $parameters;
            if (is_object($control)) {
                $file = $this->rootDirectory->directory('src/' . ($namespace ? $namespace . '/' : '') . implode('/', array_slice(explode('\\', get_class($control)), -2, 1)) . '/assets/css')->file($name);
                if ($file->isAvailable()) {
                    return $file;
                }
            }
            $file = $this->styleSheetDirectory->file($name = $name . ($namespace ? '-' . StringUtils::lower(str_replace('/', '.', $namespace)) . '-' . $name : ''));
            if ($file->isAvailable()) {
                return $file;
            }
            throw new UnknownResourceException(sprintf('Requested unknown stylesheet [%s].', $name));
        }

        /**
         * @inheritdoc
         */
        protected function handleSetup() {
            parent::handleSetup();
            try {
                $styleSheetDirectory = $this->assetDirectory->directory('css');
                $styleSheetDirectory->realpath();
                $this->styleSheetDirectory = $styleSheetDirectory;
            } catch (RealPathException $exception) {
            }
        }
    }