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In addition to all the packages being updated to the latest versions, this commit also includes some mandatory changes to avoid editor breakage: - Update React to to 18.2.0. - Add the right stylesheets to support iframed block editors. Props ntsekouras, mamaduka, flixos90, desrosj, peterwilsoncc. See #57471. Built from https://develop.svn.wordpress.org/trunk@55246 git-svn-id: http://core.svn.wordpress.org/trunk@54779 1a063a9b-81f0-0310-95a4-ce76da25c4cd
213 lines
7.2 KiB
PHP
213 lines
7.2 KiB
PHP
<?php
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/**
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* Server-side rendering of the `core/post-featured-image` block.
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*
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* @package WordPress
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*/
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/**
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* Renders the `core/post-featured-image` 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 featured image for the current post.
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*/
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function render_block_core_post_featured_image( $attributes, $content, $block ) {
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if ( ! isset( $block->context['postId'] ) ) {
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return '';
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}
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$post_ID = $block->context['postId'];
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// Check is needed for backward compatibility with third-party plugins
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// that might rely on the `in_the_loop` check; calling `the_post` sets it to true.
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if ( ! in_the_loop() && have_posts() ) {
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the_post();
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}
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$is_link = isset( $attributes['isLink'] ) && $attributes['isLink'];
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$size_slug = isset( $attributes['sizeSlug'] ) ? $attributes['sizeSlug'] : 'post-thumbnail';
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$attr = get_block_core_post_featured_image_border_attributes( $attributes );
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$overlay_markup = get_block_core_post_featured_image_overlay_element_markup( $attributes );
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if ( $is_link ) {
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if ( get_the_title( $post_ID ) ) {
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$attr['alt'] = trim( strip_tags( get_the_title( $post_ID ) ) );
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} else {
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$attr['alt'] = sprintf(
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// translators: %d is the post ID.
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__( 'Untitled post %d' ),
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$post_ID
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);
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}
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}
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if ( ! empty( $attributes['height'] ) ) {
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$extra_styles = "height:{$attributes['height']};";
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if ( ! empty( $attributes['scale'] ) ) {
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$extra_styles .= "object-fit:{$attributes['scale']};";
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}
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$attr['style'] = empty( $attr['style'] ) ? $extra_styles : $attr['style'] . $extra_styles;
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}
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$featured_image = get_the_post_thumbnail( $post_ID, $size_slug, $attr );
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if ( ! $featured_image ) {
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return '';
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}
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if ( $is_link ) {
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$link_target = $attributes['linkTarget'];
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$rel = ! empty( $attributes['rel'] ) ? 'rel="' . esc_attr( $attributes['rel'] ) . '"' : '';
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$height = ! empty( $attributes['height'] ) ? 'style="' . esc_attr( safecss_filter_attr( 'height:' . $attributes['height'] ) ) . '"' : '';
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$featured_image = sprintf(
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'<a href="%1$s" target="%2$s" %3$s %4$s>%5$s%6$s</a>',
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get_the_permalink( $post_ID ),
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esc_attr( $link_target ),
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$rel,
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$height,
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$featured_image,
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$overlay_markup
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);
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} else {
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$featured_image = $featured_image . $overlay_markup;
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}
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$width = ! empty( $attributes['width'] ) ? esc_attr( safecss_filter_attr( 'width:' . $attributes['width'] ) ) . ';' : '';
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$height = ! empty( $attributes['height'] ) ? esc_attr( safecss_filter_attr( 'height:' . $attributes['height'] ) ) . ';' : '';
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if ( ! $height && ! $width ) {
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$wrapper_attributes = get_block_wrapper_attributes();
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} else {
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$wrapper_attributes = get_block_wrapper_attributes( array( 'style' => $width . $height ) );
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}
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return "<figure {$wrapper_attributes}>{$featured_image}</figure>";
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}
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/**
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* Generate markup for the HTML element that will be used for the overlay.
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*
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* @param array $attributes Block attributes.
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*
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* @return string HTML markup in string format.
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*/
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function get_block_core_post_featured_image_overlay_element_markup( $attributes ) {
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$has_dim_background = isset( $attributes['dimRatio'] ) && $attributes['dimRatio'];
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$has_gradient = isset( $attributes['gradient'] ) && $attributes['gradient'];
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$has_custom_gradient = isset( $attributes['customGradient'] ) && $attributes['customGradient'];
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$has_solid_overlay = isset( $attributes['overlayColor'] ) && $attributes['overlayColor'];
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$has_custom_overlay = isset( $attributes['customOverlayColor'] ) && $attributes['customOverlayColor'];
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$class_names = array( 'wp-block-post-featured-image__overlay' );
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$styles = array();
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if ( ! $has_dim_background ) {
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return '';
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}
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// Apply border classes and styles.
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$border_attributes = get_block_core_post_featured_image_border_attributes( $attributes );
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if ( ! empty( $border_attributes['class'] ) ) {
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$class_names[] = $border_attributes['class'];
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}
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if ( ! empty( $border_attributes['style'] ) ) {
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$styles[] = $border_attributes['style'];
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}
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// Apply overlay and gradient classes.
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if ( $has_dim_background ) {
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$class_names[] = 'has-background-dim';
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$class_names[] = "has-background-dim-{$attributes['dimRatio']}";
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}
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if ( $has_solid_overlay ) {
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$class_names[] = "has-{$attributes['overlayColor']}-background-color";
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}
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if ( $has_gradient || $has_custom_gradient ) {
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$class_names[] = 'has-background-gradient';
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}
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if ( $has_gradient ) {
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$class_names[] = "has-{$attributes['gradient']}-gradient-background";
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}
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// Apply background styles.
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if ( $has_custom_gradient ) {
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$styles[] = sprintf( 'background-image: %s;', $attributes['customGradient'] );
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}
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if ( $has_custom_overlay ) {
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$styles[] = sprintf( 'background-color: %s;', $attributes['customOverlayColor'] );
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}
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return sprintf(
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'<span class="%s" style="%s" aria-hidden="true"></span>',
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esc_attr( implode( ' ', $class_names ) ),
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esc_attr( safecss_filter_attr( implode( ' ', $styles ) ) )
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);
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}
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/**
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* Generates class names and styles to apply the border support styles for
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* the Post Featured Image block.
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*
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* @param array $attributes The block attributes.
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* @return array The border-related classnames and styles for the block.
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*/
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function get_block_core_post_featured_image_border_attributes( $attributes ) {
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$border_styles = array();
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$sides = array( 'top', 'right', 'bottom', 'left' );
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// Border radius.
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if ( isset( $attributes['style']['border']['radius'] ) ) {
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$border_styles['radius'] = $attributes['style']['border']['radius'];
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}
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// Border style.
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if ( isset( $attributes['style']['border']['style'] ) ) {
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$border_styles['style'] = $attributes['style']['border']['style'];
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}
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// Border width.
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if ( isset( $attributes['style']['border']['width'] ) ) {
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$border_styles['width'] = $attributes['style']['border']['width'];
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}
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// Border color.
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$preset_color = array_key_exists( 'borderColor', $attributes ) ? "var:preset|color|{$attributes['borderColor']}" : null;
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$custom_color = _wp_array_get( $attributes, array( 'style', 'border', 'color' ), null );
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$border_styles['color'] = $preset_color ? $preset_color : $custom_color;
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// Individual border styles e.g. top, left etc.
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foreach ( $sides as $side ) {
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$border = _wp_array_get( $attributes, array( 'style', 'border', $side ), null );
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$border_styles[ $side ] = array(
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'color' => isset( $border['color'] ) ? $border['color'] : null,
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'style' => isset( $border['style'] ) ? $border['style'] : null,
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'width' => isset( $border['width'] ) ? $border['width'] : null,
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);
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}
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$styles = wp_style_engine_get_styles( array( 'border' => $border_styles ) );
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$attributes = array();
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if ( ! empty( $styles['classnames'] ) ) {
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$attributes['class'] = $styles['classnames'];
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}
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if ( ! empty( $styles['css'] ) ) {
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$attributes['style'] = $styles['css'];
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}
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return $attributes;
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}
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/**
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* Registers the `core/post-featured-image` block on the server.
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*/
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function register_block_core_post_featured_image() {
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register_block_type_from_metadata(
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__DIR__ . '/post-featured-image',
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array(
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'render_callback' => 'render_block_core_post_featured_image',
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)
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);
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}
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add_action( 'init', 'register_block_core_post_featured_image' );
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