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<?php |
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namespace Novaway\Bundle\OpenGraphBundle\Twig; |
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use Novaway\Component\OpenGraph\OpenGraphInterface; |
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use Novaway\Component\OpenGraph\OpenGraphTagInterface; |
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use Novaway\Component\OpenGraph\View\OpenGraphRendererInterface; |
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class OpenGraphExtension extends \Twig_Extension |
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{ |
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/** @var OpenGraphRendererInterface */ |
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private $renderer; |
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/** |
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* Constructor |
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* |
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* @param OpenGraphRendererInterface $renderer |
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*/ |
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public function __construct(OpenGraphRendererInterface $renderer) |
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{ |
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$this->renderer = $renderer; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getFunctions() |
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{ |
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return [ |
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new \Twig_SimpleFunction('renderNamespace', [$this, 'renderNamespaceFunction'], ['is_safe' => ['html']]), |
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new \Twig_SimpleFunction('renderGraph', [$this, 'renderGraphFunction'], ['is_safe' => ['html']]), |
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new \Twig_SimpleFunction('renderTag', [$this, 'renderTagFunction'], ['is_safe' => ['html']]), |
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]; |
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} |
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/** |
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* Render namespaces |
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* |
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* @param OpenGraphInterface $graph |
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* @param bool $withTag |
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* @return string |
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*/ |
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public function renderNamespaceFunction(OpenGraphInterface $graph, $withTag = true) |
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{ |
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return $this->renderer->renderNamespaceAttributes($graph, $withTag); |
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} |
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/** |
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* Render graph |
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* |
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* @param OpenGraphInterface $graph |
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* @param string $separator |
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* @return string |
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*/ |
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public function renderGraphFunction(OpenGraphInterface $graph, $separator = PHP_EOL) |
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{ |
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return $this->renderer->render($graph, $separator); |
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} |
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/** |
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* Render graph tag |
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* |
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* @param OpenGraphTagInterface $tag |
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* @return string |
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*/ |
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public function renderTagFunction(OpenGraphTagInterface $tag) |
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{ |
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return $this->renderer->renderTag($tag); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getName() |
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{ |
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return 'novaway_open_graph_extension'; |
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} |
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} |
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novaway /
NovawayOpenGraphBundle
