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<?php |
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namespace Rarst\Meadow; |
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/** |
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* Meadow extension for Twig with WordPress specific functionality. |
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*/ |
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class Extension extends \Twig_Extension implements \Twig_Extension_GlobalsInterface { |
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public function getFunctions() { |
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$options = array( |
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'needs_environment' => true, |
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'needs_context' => true, |
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'is_safe' => array( 'all' ) |
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); |
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$functions = array(); |
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foreach ( array( 'get_header', 'get_footer', 'get_sidebar', 'get_template_part', 'get_search_form', 'comments_template' ) as $function ) { |
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$functions[] = new \Twig_Function( $function, array( $this, $function ), $options ); |
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} |
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return $functions; |
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} |
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public function getGlobals() { |
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global $wp_query; |
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return compact( 'wp_query' ); |
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} |
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public function getTokenParsers( ) { |
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return array( |
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new Loop_Token_Parser(), |
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new Comments_Token_Parser(), |
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); |
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} |
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public function get_header( \Twig_Environment $env, $context, $name = null ) { |
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return $this->get_template( $env, $context, 'header', $name ); |
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} |
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public function get_templates( $slug, $name = null ) { |
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$templates = array(); |
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if ( ! empty( $name ) ) { |
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$templates[] = "{$slug}-{$name}.twig"; |
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} |
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$templates[] = "{$slug}.twig"; |
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return $templates; |
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} |
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public function get_footer( \Twig_Environment $env, $context, $name = null ) { |
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return $this->get_template( $env, $context, 'footer', $name ); |
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} |
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public function get_sidebar( \Twig_Environment $env, $context, $name = null ) { |
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return $this->get_template( $env, $context, 'sidebar', $name ); |
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} |
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public function get_template_part( \Twig_Environment $env, $context, $slug, $name = null ) { |
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try { |
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$return = twig_include( $env, $context, $this->get_templates( $slug, $name ) ); |
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do_action( "get_template_part_{$slug}", $slug, $name ); |
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} catch ( \Twig_Error_Loader $e ) { |
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ob_start(); |
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get_template_part( $slug, $name ); |
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$return = ob_get_clean(); |
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} |
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return $return; |
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} |
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/** |
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* Skips rendering in native function in favor of Plugin->get_search_form() in filter |
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* |
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* @return string |
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*/ |
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public function get_search_form() { |
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return apply_filters( 'get_search_form', true ); |
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} |
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protected function get_template( \Twig_Environment $env, $context, $type, $name = null ) { |
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try { |
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$return = twig_include( $env, $context, $this->get_templates( $type, $name ) ); |
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do_action( 'get_' . $type, $name ); |
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} catch ( \Twig_Error_Loader $e ) { |
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ob_start(); |
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\call_user_func( 'get_' . $type, $name ); |
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$return = ob_get_clean(); |
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} |
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return $return; |
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} |
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public function comments_template( \Twig_Environment $env, $context, $file = 'comments.twig', $separate_comments = false ) { |
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try { |
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$env->load( $file ); |
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} catch ( \Twig_Error_Loader $e ) { |
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ob_start(); |
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comments_template( '/comments.php', $separate_comments ); |
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return ob_get_clean(); |
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} |
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add_filter( 'comments_template', array( $this, 'return_blank_template' ) ); |
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comments_template( '/comments.php', $separate_comments ); |
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remove_filter( 'comments_template', array( $this, 'return_blank_template' ) ); |
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return twig_include( $env, $context, $file ); |
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} |
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public function return_blank_template() { |
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return __DIR__ . '/blank.php'; |
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} |
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} |
Rarst /
meadow
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