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<?php |
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/** |
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* Server-side rendering of the `core/post-excerpt` block. |
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* |
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* @package WordPress |
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*/ |
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|
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/** |
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* Renders the `core/post-excerpt` block on the server. |
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* |
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* @param array $attributes Block attributes. |
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* @param string $content Block default content. |
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* @param WP_Block $block Block instance. |
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* @return string Returns the filtered post excerpt for the current post wrapped inside "p" tags. |
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*/ |
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function gutenberg_render_block_core_post_excerpt( $attributes, $content, $block ) { |
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if ( ! isset( $block->context['postId'] ) ) { |
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return ''; |
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} |
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|
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$more_text = isset( $attributes['moreText'] ) ? '<a class="wp-block-post-excerpt__more-link" href="' . esc_url( get_the_permalink( $block->context['postId'] ) ) . '">' . $attributes['moreText'] . '</a>' : ''; |
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|
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$filter_excerpt_length = function() use ( $attributes ) { |
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return isset( $attributes['wordCount'] ) ? $attributes['wordCount'] : 55; |
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}; |
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add_filter( |
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'excerpt_length', |
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$filter_excerpt_length |
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); |
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|
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$classes = ''; |
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if ( isset( $attributes['textAlign'] ) ) { |
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$classes .= 'has-text-align-' . $attributes['textAlign']; |
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} |
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$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $classes ) ); |
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|
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$content = '<p class="wp-block-post-excerpt__excerpt">' . get_the_excerpt( $block->context['postId'] ); |
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if ( ! isset( $attributes['showMoreOnNewLine'] ) || $attributes['showMoreOnNewLine'] ) { |
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$content .= '</p><p class="wp-block-post-excerpt__more-text">' . $more_text . '</p>'; |
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} else { |
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$content .= " $more_text</p>"; |
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} |
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|
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remove_filter( |
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'excerpt_length', |
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$filter_excerpt_length |
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); |
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|
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return sprintf( '<div %1$s>%2$s</div>', $wrapper_attributes, $content ); |
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} |
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|
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/** |
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* Registers the `core/post-excerpt` block on the server. |
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*/ |
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function gutenberg_register_block_core_post_excerpt() { |
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register_block_type_from_metadata( |
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__DIR__ . '/post-excerpt', |
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array( |
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'render_callback' => 'gutenberg_render_block_core_post_excerpt', |
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) |
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); |
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} |
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add_action( 'init', 'gutenberg_register_block_core_post_excerpt', 20 ); |
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|
