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<?php |
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/** |
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* Server-side rendering of the `core/media-text` 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/media-text` block on server. |
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* |
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* @since 6.6.0 |
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* |
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* @param array $attributes The block attributes. |
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* @param string $content The block rendered content. |
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* |
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* @return string Returns the Media & Text block markup, if useFeaturedImage is true. |
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*/ |
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function gutenberg_render_block_core_media_text( $attributes, $content ) { |
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if ( false === $attributes['useFeaturedImage'] ) { |
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return $content; |
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} |
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|
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if ( in_the_loop() ) { |
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update_post_thumbnail_cache(); |
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} |
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|
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$current_featured_image = get_the_post_thumbnail_url(); |
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if ( ! $current_featured_image ) { |
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return $content; |
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} |
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|
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$media_tag_processor = new WP_HTML_Tag_Processor( $content ); |
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$wrapping_figure_query = array( |
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'tag_name' => 'figure', |
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'class_name' => 'wp-block-media-text__media', |
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); |
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$has_media_on_right = isset( $attributes['mediaPosition'] ) && 'right' === $attributes['mediaPosition']; |
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$image_fill = isset( $attributes['imageFill'] ) && $attributes['imageFill']; |
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$focal_point = isset( $attributes['focalPoint'] ) ? round( $attributes['focalPoint']['x'] * 100 ) . '% ' . round( $attributes['focalPoint']['y'] * 100 ) . '%' : '50% 50%'; |
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$unique_id = 'wp-block-media-text__media-' . wp_unique_id(); |
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|
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if ( $has_media_on_right ) { |
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// Loop through all the figure tags and set a bookmark on the last figure tag. |
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while ( $media_tag_processor->next_tag( $wrapping_figure_query ) ) { |
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$media_tag_processor->set_bookmark( 'last_figure' ); |
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} |
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if ( $media_tag_processor->has_bookmark( 'last_figure' ) ) { |
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$media_tag_processor->seek( 'last_figure' ); |
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if ( $image_fill ) { |
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$media_tag_processor->set_attribute( 'style', 'background-image:url(' . esc_url( $current_featured_image ) . ');background-position:' . $focal_point . ';' ); |
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} else { |
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// Insert a unique ID to identify the figure tag. |
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$media_tag_processor->set_attribute( 'id', $unique_id ); |
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} |
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} |
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} else { |
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if ( $media_tag_processor->next_tag( $wrapping_figure_query ) ) { |
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if ( $image_fill ) { |
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$media_tag_processor->set_attribute( 'style', 'background-image:url(' . esc_url( $current_featured_image ) . ');background-position:' . $focal_point . ';' ); |
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} else { |
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// Insert a unique ID to identify the figure tag. |
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$media_tag_processor->set_attribute( 'id', $unique_id ); |
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} |
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} |
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} |
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|
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$content = $media_tag_processor->get_updated_html(); |
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|
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// If the image is not set to fill, add the image tag inside the figure tag, |
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// and update the image attributes in order to display the featured image. |
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if ( ! $image_fill ) { |
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$media_size_slug = isset( $attributes['mediaSizeSlug'] ) ? $attributes['mediaSizeSlug'] : 'full'; |
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$image_tag = '<img class="wp-block-media-text__featured_image">'; |
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$content = preg_replace( |
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'/(<figure\s+id="' . preg_quote( $unique_id, '/' ) . '"\s+class="wp-block-media-text__media"\s*>)/', |
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'$1' . $image_tag, |
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$content |
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); |
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|
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$image_tag_processor = new WP_HTML_Tag_Processor( $content ); |
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if ( $image_tag_processor->next_tag( |
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array( |
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'tag_name' => 'figure', |
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'id' => $unique_id, |
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) |
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) ) { |
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// The ID is only used to ensure that the correct figure tag is selected, |
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// and can now be removed. |
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$image_tag_processor->remove_attribute( 'id' ); |
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if ( $image_tag_processor->next_tag( |
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array( |
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'tag_name' => 'img', |
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'class_name' => 'wp-block-media-text__featured_image', |
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) |
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) ) { |
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$image_tag_processor->set_attribute( 'src', esc_url( $current_featured_image ) ); |
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$image_tag_processor->set_attribute( 'class', 'wp-image-' . get_post_thumbnail_id() . ' size-' . $media_size_slug ); |
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$image_tag_processor->set_attribute( 'alt', trim( strip_tags( get_post_meta( get_post_thumbnail_id(), '_wp_attachment_image_alt', true ) ) ) ); |
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|
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$content = $image_tag_processor->get_updated_html(); |
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} |
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} |
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} |
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|
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return $content; |
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} |
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|
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/** |
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* Registers the `core/media-text` block renderer on server. |
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* |
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* @since 6.6.0 |
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*/ |
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function gutenberg_register_block_core_media_text() { |
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register_block_type_from_metadata( |
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__DIR__ . '/media-text', |
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array( |
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'render_callback' => 'gutenberg_render_block_core_media_text', |
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) |
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); |
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} |
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add_action( 'init', 'gutenberg_register_block_core_media_text', 20 ); |
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|
