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<?php |
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/** |
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* @package WPEmerge |
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* @author Atanas Angelov <[email protected]> |
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* @copyright 2018 Atanas Angelov |
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* @license https://www.gnu.org/licenses/gpl-2.0.html GPL-2.0 |
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* @link https://wpemerge.com/ |
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*/ |
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namespace WPEmerge\View; |
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/** |
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* Render view files with php. |
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*/ |
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class PhpViewEngine implements ViewEngineInterface { |
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/** |
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* View finder. |
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* |
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* @var PhpViewFilesystemFinder |
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*/ |
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protected $finder = []; |
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/** |
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* Constructor. |
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* |
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* @codeCoverageIgnore |
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* @param PhpViewFilesystemFinder $finder |
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*/ |
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public function __construct( PhpViewFilesystemFinder $finder ) { |
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$this->setFinder( $finder ); |
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} |
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/** |
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* Get the custom views directories. |
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* |
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* @codeCoverageIgnore |
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* @return PhpViewFilesystemFinder |
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*/ |
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public function getFinder() { |
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return $this->finder; |
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} |
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/** |
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* Set the view finder. |
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* |
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* @codeCoverageIgnore |
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* @param PhpViewFilesystemFinder |
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* @return void |
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*/ |
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public function setFinder( PhpViewFilesystemFinder $finder ) { |
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$this->finder = $finder; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function exists( $view ) { |
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return $this->getFinder()->exists( $view ); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function canonical( $view ) { |
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return $this->getFinder()->canonical( $view ); |
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} |
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/** |
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* {@inheritDoc} |
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* @throws ViewNotFoundException |
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*/ |
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public function make( $views ) { |
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foreach ( $views as $view ) { |
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if ( $this->exists( $view ) ) { |
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$filepath = $this->finder->resolveFilepath( $view ); |
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return $this->makeView( $view, $filepath ); |
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} |
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} |
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throw new ViewNotFoundException( 'View not found for "' . implode( ', ', $views ) . '"' ); |
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} |
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/** |
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* Create a view instance. |
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* |
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* @param string $name |
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* @param string $filepath |
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* @return ViewInterface |
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* @throws ViewNotFoundException |
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*/ |
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protected function makeView( $name, $filepath ) { |
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$view = (new PhpView()) |
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->setName( $name ) |
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->setFilepath( $filepath ); |
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$layout = $this->getViewLayout( $view ); |
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if ( $layout !== null ) { |
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$view->setLayout( $layout ); |
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} |
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return $view; |
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} |
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/** |
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* Create a view instance for the given view's layout header, if any. |
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* |
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* @param PhpView $view |
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* @return ViewInterface |
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* @throws ViewNotFoundException |
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*/ |
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protected function getViewLayout( PhpView $view ) { |
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$layout_headers = array_filter( get_file_data( |
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$view->getFilepath(), |
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['App Layout'] |
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) ); |
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if ( empty( $layout_headers ) ) { |
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return null; |
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} |
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$layout_file = trim( $layout_headers[0] ); |
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if ( ! $this->exists( $layout_file ) ) { |
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throw new ViewNotFoundException( 'View layout not found for "' . $layout_file . '"' ); |
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} |
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return $this->makeView( $this->canonical( $layout_file ), $this->finder->resolveFilepath( $layout_file ) ); |
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} |
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} |
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htmlburger /
wpemerge
