<h2>File Contents: /home/planet5/www/yanhuanghealthcare.co.uk/wp-includes/blocks/home-link.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/www/yanhuanghealthcare.co.uk/wp-includes/blocks/home-link.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php
/**
 * Server-side rendering of the `core/home-link` block.
 *
 * @package WordPress
 */

/**
 * Build an array with CSS classes and inline styles defining the colors
 * which will be applied to the home link markup in the front-end.
 *
 * @since 6.0.0
 *
 * @param  array $context home link block context.
 * @return array Colors CSS classes and inline styles.
 */
function block_core_home_link_build_css_colors( $context ) {
	$colors = array(
		&#039;css_classes&#039;   =&gt; array(),
		&#039;inline_styles&#039; =&gt; &#039;&#039;,
	);

	// Text color.
	$has_named_text_color  = array_key_exists( &#039;textColor&#039;, $context );
	$has_custom_text_color = isset( $context[&#039;style&#039;][&#039;color&#039;][&#039;text&#039;] );

	// If has text color.
	if ( $has_custom_text_color || $has_named_text_color ) {
		// Add has-text-color class.
		$colors[&#039;css_classes&#039;][] = &#039;has-text-color&#039;;
	}

	if ( $has_named_text_color ) {
		// Add the color class.
		$colors[&#039;css_classes&#039;][] = sprintf( &#039;has-%s-color&#039;, $context[&#039;textColor&#039;] );
	} elseif ( $has_custom_text_color ) {
		// Add the custom color inline style.
		$colors[&#039;inline_styles&#039;] .= sprintf( &#039;color: %s;&#039;, $context[&#039;style&#039;][&#039;color&#039;][&#039;text&#039;] );
	}

	// Background color.
	$has_named_background_color  = array_key_exists( &#039;backgroundColor&#039;, $context );
	$has_custom_background_color = isset( $context[&#039;style&#039;][&#039;color&#039;][&#039;background&#039;] );

	// If has background color.
	if ( $has_custom_background_color || $has_named_background_color ) {
		// Add has-background class.
		$colors[&#039;css_classes&#039;][] = &#039;has-background&#039;;
	}

	if ( $has_named_background_color ) {
		// Add the background-color class.
		$colors[&#039;css_classes&#039;][] = sprintf( &#039;has-%s-background-color&#039;, $context[&#039;backgroundColor&#039;] );
	} elseif ( $has_custom_background_color ) {
		// Add the custom background-color inline style.
		$colors[&#039;inline_styles&#039;] .= sprintf( &#039;background-color: %s;&#039;, $context[&#039;style&#039;][&#039;color&#039;][&#039;background&#039;] );
	}

	return $colors;
}

/**
 * Build an array with CSS classes and inline styles defining the font sizes
 * which will be applied to the home link markup in the front-end.
 *
 * @since 6.0.0
 *
 * @param  array $context Home link block context.
 * @return array Font size CSS classes and inline styles.
 */
function block_core_home_link_build_css_font_sizes( $context ) {
	// CSS classes.
	$font_sizes = array(
		&#039;css_classes&#039;   =&gt; array(),
		&#039;inline_styles&#039; =&gt; &#039;&#039;,
	);

	$has_named_font_size  = array_key_exists( &#039;fontSize&#039;, $context );
	$has_custom_font_size = isset( $context[&#039;style&#039;][&#039;typography&#039;][&#039;fontSize&#039;] );

	if ( $has_named_font_size ) {
		// Add the font size class.
		$font_sizes[&#039;css_classes&#039;][] = sprintf( &#039;has-%s-font-size&#039;, $context[&#039;fontSize&#039;] );
	} elseif ( $has_custom_font_size ) {
		// Add the custom font size inline style.
		$font_sizes[&#039;inline_styles&#039;] = sprintf( &#039;font-size: %s;&#039;, $context[&#039;style&#039;][&#039;typography&#039;][&#039;fontSize&#039;] );
	}

	return $font_sizes;
}

/**
 * Builds an array with classes and style for the li wrapper
 *
 * @since 6.0.0
 *
 * @param  array $context    Home link block context.
 * @return string The li wrapper attributes.
 */
function block_core_home_link_build_li_wrapper_attributes( $context ) {
	$colors          = block_core_home_link_build_css_colors( $context );
	$font_sizes      = block_core_home_link_build_css_font_sizes( $context );
	$classes         = array_merge(
		$colors[&#039;css_classes&#039;],
		$font_sizes[&#039;css_classes&#039;]
	);
	$style_attribute = ( $colors[&#039;inline_styles&#039;] . $font_sizes[&#039;inline_styles&#039;] );
	$classes[]       = &#039;wp-block-navigation-item&#039;;

	if ( is_front_page() ) {
		$classes[] = &#039;current-menu-item&#039;;
	} elseif ( is_home() &amp;&amp; ( (int) get_option( &#039;page_for_posts&#039; ) !== get_queried_object_id() ) ) {
		// Edge case where the Reading settings has a posts page set but not a static homepage.
		$classes[] = &#039;current-menu-item&#039;;
	}

	$wrapper_attributes = get_block_wrapper_attributes(
		array(
			&#039;class&#039; =&gt; implode( &#039; &#039;, $classes ),
			&#039;style&#039; =&gt; $style_attribute,
		)
	);

	return $wrapper_attributes;
}

/**
 * Renders the `core/home-link` block.
 *
 * @since 6.0.0
 *
 * @param array    $attributes The block attributes.
 * @param string   $content    The saved content.
 * @param WP_Block $block      The parsed block.
 *
 * @return string Returns the post content with the home url added.
 */
function render_block_core_home_link( $attributes, $content, $block ) {
	if ( empty( $attributes[&#039;label&#039;] ) ) {
		$attributes[&#039;label&#039;] = __( &#039;Home&#039; );
	}
	$aria_current = &#039;&#039;;

	if ( is_front_page() ) {
		$aria_current = &#039; aria-current=&quot;page&quot;&#039;;
	} elseif ( is_home() &amp;&amp; ( (int) get_option( &#039;page_for_posts&#039; ) !== get_queried_object_id() ) ) {
		// Edge case where the Reading settings has a posts page set but not a static homepage.
		$aria_current = &#039; aria-current=&quot;page&quot;&#039;;
	}

	return sprintf(
		&#039;&lt;li %1$s&gt;&lt;a class=&quot;wp-block-home-link__content wp-block-navigation-item__content&quot; href=&quot;%2$s&quot; rel=&quot;home&quot;%3$s&gt;%4$s&lt;/a&gt;&lt;/li&gt;&#039;,
		block_core_home_link_build_li_wrapper_attributes( $block-&gt;context ),
		esc_url( home_url() ),
		$aria_current,
		wp_kses_post( $attributes[&#039;label&#039;] )
	);
}

/**
 * Register the home block
 *
 * @since 6.0.0
 *
 * @uses render_block_core_home_link()
 * @throws WP_Error An WP_Error exception parsing the block definition.
 */
function register_block_core_home_link() {
	register_block_type_from_metadata(
		__DIR__ . &#039;/home-link&#039;,
		array(
			&#039;render_callback&#039; =&gt; &#039;render_block_core_home_link&#039;,
		)
	);
}
add_action( &#039;init&#039;, &#039;register_block_core_home_link&#039; );
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