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colors.php000064400000012644152331067070006571 0ustar00<?php
/**
 * Colors block support flag.
 *
 * @package WordPress
 * @since 5.6.0
 */

/**
 * Registers the style and colors block attributes for block types that support it.
 *
 * @since 5.6.0
 * @access private
 *
 * @param WP_Block_Type $block_type Block Type.
 */
function wp_register_colors_support( $block_type ) {
	$color_support = false;
	if ( property_exists( $block_type, 'supports' ) ) {
		$color_support = _wp_array_get( $block_type->supports, array( 'color' ), false );
	}
	$has_text_colors_support       = true === $color_support || ( is_array( $color_support ) && _wp_array_get( $color_support, array( 'text' ), true ) );
	$has_background_colors_support = true === $color_support || ( is_array( $color_support ) && _wp_array_get( $color_support, array( 'background' ), true ) );
	$has_gradients_support         = _wp_array_get( $color_support, array( 'gradients' ), false );
	$has_link_colors_support       = _wp_array_get( $color_support, array( 'link' ), false );
	$has_color_support             = $has_text_colors_support ||
		$has_background_colors_support ||
		$has_gradients_support ||
		$has_link_colors_support;

	if ( ! $block_type->attributes ) {
		$block_type->attributes = array();
	}

	if ( $has_color_support && ! array_key_exists( 'style', $block_type->attributes ) ) {
		$block_type->attributes['style'] = array(
			'type' => 'object',
		);
	}

	if ( $has_background_colors_support && ! array_key_exists( 'backgroundColor', $block_type->attributes ) ) {
		$block_type->attributes['backgroundColor'] = array(
			'type' => 'string',
		);
	}

	if ( $has_text_colors_support && ! array_key_exists( 'textColor', $block_type->attributes ) ) {
		$block_type->attributes['textColor'] = array(
			'type' => 'string',
		);
	}

	if ( $has_gradients_support && ! array_key_exists( 'gradient', $block_type->attributes ) ) {
		$block_type->attributes['gradient'] = array(
			'type' => 'string',
		);
	}
}


/**
 * Add CSS classes and inline styles for colors to the incoming attributes array.
 * This will be applied to the block markup in the front-end.
 *
 * @since 5.6.0
 * @access private
 *
 * @param  WP_Block_Type $block_type       Block type.
 * @param  array         $block_attributes Block attributes.
 *
 * @return array Colors CSS classes and inline styles.
 */
function wp_apply_colors_support( $block_type, $block_attributes ) {
	$color_support = _wp_array_get( $block_type->supports, array( 'color' ), false );

	if (
		is_array( $color_support ) &&
		array_key_exists( '__experimentalSkipSerialization', $color_support ) &&
		$color_support['__experimentalSkipSerialization']
	) {
		return array();
	}

	$has_text_colors_support       = true === $color_support || ( is_array( $color_support ) && _wp_array_get( $color_support, array( 'text' ), true ) );
	$has_background_colors_support = true === $color_support || ( is_array( $color_support ) && _wp_array_get( $color_support, array( 'background' ), true ) );
	$has_gradients_support         = _wp_array_get( $color_support, array( 'gradients' ), false );
	$classes                       = array();
	$styles                        = array();

	// Text colors.
	// Check support for text colors.
	if ( $has_text_colors_support ) {
		$has_named_text_color  = array_key_exists( 'textColor', $block_attributes );
		$has_custom_text_color = isset( $block_attributes['style']['color']['text'] );

		// Apply required generic class.
		if ( $has_custom_text_color || $has_named_text_color ) {
			$classes[] = 'has-text-color';
		}
		// Apply color class or inline style.
		if ( $has_named_text_color ) {
			$classes[] = sprintf( 'has-%s-color', $block_attributes['textColor'] );
		} elseif ( $has_custom_text_color ) {
			$styles[] = sprintf( 'color: %s;', $block_attributes['style']['color']['text'] );
		}
	}

	// Background colors.
	if ( $has_background_colors_support ) {
		$has_named_background_color  = array_key_exists( 'backgroundColor', $block_attributes );
		$has_custom_background_color = isset( $block_attributes['style']['color']['background'] );

		// Apply required background class.
		if ( $has_custom_background_color || $has_named_background_color ) {
			$classes[] = 'has-background';
		}
		// Apply background color classes or styles.
		if ( $has_named_background_color ) {
			$classes[] = sprintf( 'has-%s-background-color', $block_attributes['backgroundColor'] );
		} elseif ( $has_custom_background_color ) {
			$styles[] = sprintf( 'background-color: %s;', $block_attributes['style']['color']['background'] );
		}
	}

	// Gradients.
	if ( $has_gradients_support ) {
		$has_named_gradient  = array_key_exists( 'gradient', $block_attributes );
		$has_custom_gradient = isset( $block_attributes['style']['color']['gradient'] );

		if ( $has_named_gradient || $has_custom_gradient ) {
			$classes[] = 'has-background';
		}
		// Apply required background class.
		if ( $has_named_gradient ) {
			$classes[] = sprintf( 'has-%s-gradient-background', $block_attributes['gradient'] );
		} elseif ( $has_custom_gradient ) {
			$styles[] = sprintf( 'background: %s;', $block_attributes['style']['color']['gradient'] );
		}
	}

	$attributes = array();
	if ( ! empty( $classes ) ) {
		$attributes['class'] = implode( ' ', $classes );
	}
	if ( ! empty( $styles ) ) {
		$attributes['style'] = implode( ' ', $styles );
	}

	return $attributes;
}

// Register the block support.
WP_Block_Supports::get_instance()->register(
	'colors',
	array(
		'register_attribute' => 'wp_register_colors_support',
		'apply'              => 'wp_apply_colors_support',
	)
);
typography.php000064400000017230152331067070007472 0ustar00<?php
/**
 * Typography block support flag.
 *
 * @package WordPress
 * @since 5.6.0
 */

/**
 * Registers the style and typography block attributes for block types that support it.
 *
 * @since 5.6.0
 * @access private
 *
 * @param WP_Block_Type $block_type Block Type.
 */
function wp_register_typography_support( $block_type ) {
	if ( ! property_exists( $block_type, 'supports' ) ) {
		return;
	}

	$typography_supports = _wp_array_get( $block_type->supports, array( 'typography' ), false );
	if ( ! $typography_supports ) {
		return;
	}

	$has_font_family_support     = _wp_array_get( $typography_supports, array( '__experimentalFontFamily' ), false );
	$has_font_size_support       = _wp_array_get( $typography_supports, array( 'fontSize' ), false );
	$has_font_style_support      = _wp_array_get( $typography_supports, array( '__experimentalFontStyle' ), false );
	$has_font_weight_support     = _wp_array_get( $typography_supports, array( '__experimentalFontWeight' ), false );
	$has_line_height_support     = _wp_array_get( $typography_supports, array( 'lineHeight' ), false );
	$has_text_decoration_support = _wp_array_get( $typography_supports, array( '__experimentalTextDecoration' ), false );
	$has_text_transform_support  = _wp_array_get( $typography_supports, array( '__experimentalTextTransform' ), false );

	$has_typography_support = $has_font_family_support
		|| $has_font_size_support
		|| $has_font_style_support
		|| $has_font_weight_support
		|| $has_line_height_support
		|| $has_text_decoration_support
		|| $has_text_transform_support;

	if ( ! $block_type->attributes ) {
		$block_type->attributes = array();
	}

	if ( $has_typography_support && ! array_key_exists( 'style', $block_type->attributes ) ) {
		$block_type->attributes['style'] = array(
			'type' => 'object',
		);
	}

	if ( $has_font_size_support && ! array_key_exists( 'fontSize', $block_type->attributes ) ) {
		$block_type->attributes['fontSize'] = array(
			'type' => 'string',
		);
	}
}

/**
 * Add CSS classes and inline styles for typography features such as font sizes
 * to the incoming attributes array. This will be applied to the block markup in
 * the front-end.
 *
 * @since 5.6.0
 * @access private
 *
 * @param  WP_Block_Type $block_type       Block type.
 * @param  array         $block_attributes Block attributes.
 *
 * @return array Typography CSS classes and inline styles.
 */
function wp_apply_typography_support( $block_type, $block_attributes ) {
	if ( ! property_exists( $block_type, 'supports' ) ) {
		return array();
	}

	$typography_supports = _wp_array_get( $block_type->supports, array( 'typography' ), false );
	if ( ! $typography_supports ) {
		return array();
	}

	$skip_typography_serialization = _wp_array_get( $typography_supports, array( '__experimentalSkipSerialization' ), false );
	if ( $skip_typography_serialization ) {
		return array();
	}

	$attributes = array();
	$classes    = array();
	$styles     = array();

	$has_font_family_support     = _wp_array_get( $typography_supports, array( '__experimentalFontFamily' ), false );
	$has_font_size_support       = _wp_array_get( $typography_supports, array( 'fontSize' ), false );
	$has_font_style_support      = _wp_array_get( $typography_supports, array( '__experimentalFontStyle' ), false );
	$has_font_weight_support     = _wp_array_get( $typography_supports, array( '__experimentalFontWeight' ), false );
	$has_line_height_support     = _wp_array_get( $typography_supports, array( 'lineHeight' ), false );
	$has_text_decoration_support = _wp_array_get( $typography_supports, array( '__experimentalTextDecoration' ), false );
	$has_text_transform_support  = _wp_array_get( $typography_supports, array( '__experimentalTextTransform' ), false );

	if ( $has_font_size_support ) {
		$has_named_font_size  = array_key_exists( 'fontSize', $block_attributes );
		$has_custom_font_size = isset( $block_attributes['style']['typography']['fontSize'] );

		if ( $has_named_font_size ) {
			$classes[] = sprintf( 'has-%s-font-size', $block_attributes['fontSize'] );
		} elseif ( $has_custom_font_size ) {
			$styles[] = sprintf( 'font-size: %s;', $block_attributes['style']['typography']['fontSize'] );
		}
	}

	if ( $has_font_family_support ) {
		$has_font_family = isset( $block_attributes['style']['typography']['fontFamily'] );
		if ( $has_font_family ) {
			$font_family = $block_attributes['style']['typography']['fontFamily'];
			if ( strpos( $font_family, 'var:preset|font-family' ) !== false ) {
				// Get the name from the string and add proper styles.
				$index_to_splice  = strrpos( $font_family, '|' ) + 1;
				$font_family_name = substr( $font_family, $index_to_splice );
				$styles[]         = sprintf( 'font-family: var(--wp--preset--font-family--%s);', $font_family_name );
			} else {
				$styles[] = sprintf( 'font-family: %s;', $block_attributes['style']['typography']['fontFamily'] );
			}
		}
	}

	if ( $has_font_style_support ) {
		$font_style = wp_typography_get_css_variable_inline_style( $block_attributes, 'fontStyle', 'font-style' );
		if ( $font_style ) {
			$styles[] = $font_style;
		}
	}

	if ( $has_font_weight_support ) {
		$font_weight = wp_typography_get_css_variable_inline_style( $block_attributes, 'fontWeight', 'font-weight' );
		if ( $font_weight ) {
			$styles[] = $font_weight;
		}
	}

	if ( $has_line_height_support ) {
		$has_line_height = isset( $block_attributes['style']['typography']['lineHeight'] );
		if ( $has_line_height ) {
			$styles[] = sprintf( 'line-height: %s;', $block_attributes['style']['typography']['lineHeight'] );
		}
	}

	if ( $has_text_decoration_support ) {
		$text_decoration_style = wp_typography_get_css_variable_inline_style( $block_attributes, 'textDecoration', 'text-decoration' );
		if ( $text_decoration_style ) {
			$styles[] = $text_decoration_style;
		}
	}

	if ( $has_text_transform_support ) {
		$text_transform_style = wp_typography_get_css_variable_inline_style( $block_attributes, 'textTransform', 'text-transform' );
		if ( $text_transform_style ) {
			$styles[] = $text_transform_style;
		}
	}

	if ( ! empty( $classes ) ) {
		$attributes['class'] = implode( ' ', $classes );
	}
	if ( ! empty( $styles ) ) {
		$attributes['style'] = implode( ' ', $styles );
	}

	return $attributes;
}

/**
 * Generates an inline style for a typography feature e.g. text decoration,
 * text transform, and font style.
 *
 * @since 5.8.0
 * @access private
 *
 * @param array  $attributes   Block's attributes.
 * @param string $feature      Key for the feature within the typography styles.
 * @param string $css_property Slug for the CSS property the inline style sets.
 *
 * @return string              CSS inline style.
 */
function wp_typography_get_css_variable_inline_style( $attributes, $feature, $css_property ) {
	// Retrieve current attribute value or skip if not found.
	$style_value = _wp_array_get( $attributes, array( 'style', 'typography', $feature ), false );
	if ( ! $style_value ) {
		return;
	}

	// If we don't have a preset CSS variable, we'll assume it's a regular CSS value.
	if ( strpos( $style_value, "var:preset|{$css_property}|" ) === false ) {
		return sprintf( '%s:%s;', $css_property, $style_value );
	}

	// We have a preset CSS variable as the style.
	// Get the style value from the string and return CSS style.
	$index_to_splice = strrpos( $style_value, '|' ) + 1;
	$slug            = substr( $style_value, $index_to_splice );

	// Return the actual CSS inline style e.g. `text-decoration:var(--wp--preset--text-decoration--underline);`.
	return sprintf( '%s:var(--wp--preset--%s--%s);', $css_property, $css_property, $slug );
}

// Register the block support.
WP_Block_Supports::get_instance()->register(
	'typography',
	array(
		'register_attribute' => 'wp_register_typography_support',
		'apply'              => 'wp_apply_typography_support',
	)
);
border.php000064400000012427152331067070006544 0ustar00<?php
/**
 * Border block support flag.
 *
 * @package WordPress
 * @since 5.8.0
 */

/**
 * Registers the style attribute used by the border feature if needed for block
 * types that support borders.
 *
 * @since 5.8.0
 * @access private
 *
 * @param WP_Block_Type $block_type Block Type.
 */
function wp_register_border_support( $block_type ) {
	// Determine if any border related features are supported.
	$has_border_support       = block_has_support( $block_type, array( '__experimentalBorder' ) );
	$has_border_color_support = wp_has_border_feature_support( $block_type, 'color' );

	// Setup attributes and styles within that if needed.
	if ( ! $block_type->attributes ) {
		$block_type->attributes = array();
	}

	if ( $has_border_support && ! array_key_exists( 'style', $block_type->attributes ) ) {
		$block_type->attributes['style'] = array(
			'type' => 'object',
		);
	}

	if ( $has_border_color_support && ! array_key_exists( 'borderColor', $block_type->attributes ) ) {
		$block_type->attributes['borderColor'] = array(
			'type' => 'string',
		);
	}
}

/**
 * Adds CSS classes and inline styles for border styles to the incoming
 * attributes array. This will be applied to the block markup in the front-end.
 *
 * @since 5.8.0
 * @access private
 *
 * @param WP_Block_Type $block_type       Block type.
 * @param array         $block_attributes Block attributes.
 *
 * @return array Border CSS classes and inline styles.
 */
function wp_apply_border_support( $block_type, $block_attributes ) {
	if ( wp_skip_border_serialization( $block_type ) ) {
		return array();
	}

	$classes = array();
	$styles  = array();

	// Border radius.
	if (
		wp_has_border_feature_support( $block_type, 'radius' ) &&
		isset( $block_attributes['style']['border']['radius'] )
	) {
		$border_radius = (int) $block_attributes['style']['border']['radius'];
		$styles[]      = sprintf( 'border-radius: %dpx;', $border_radius );
	}

	// Border style.
	if (
		wp_has_border_feature_support( $block_type, 'style' ) &&
		isset( $block_attributes['style']['border']['style'] )
	) {
		$border_style = $block_attributes['style']['border']['style'];
		$styles[]     = sprintf( 'border-style: %s;', $border_style );
	}

	// Border width.
	if (
		wp_has_border_feature_support( $block_type, 'width' ) &&
		isset( $block_attributes['style']['border']['width'] )
	) {
		$border_width = intval( $block_attributes['style']['border']['width'] );
		$styles[]     = sprintf( 'border-width: %dpx;', $border_width );
	}

	// Border color.
	if ( wp_has_border_feature_support( $block_type, 'color' ) ) {
		$has_named_border_color  = array_key_exists( 'borderColor', $block_attributes );
		$has_custom_border_color = isset( $block_attributes['style']['border']['color'] );

		if ( $has_named_border_color || $has_custom_border_color ) {
			$classes[] = 'has-border-color';
		}

		if ( $has_named_border_color ) {
			$classes[] = sprintf( 'has-%s-border-color', $block_attributes['borderColor'] );
		} elseif ( $has_custom_border_color ) {
			$border_color = $block_attributes['style']['border']['color'];
			$styles[]     = sprintf( 'border-color: %s;', $border_color );
		}
	}

	// Collect classes and styles.
	$attributes = array();

	if ( ! empty( $classes ) ) {
		$attributes['class'] = implode( ' ', $classes );
	}

	if ( ! empty( $styles ) ) {
		$attributes['style'] = implode( ' ', $styles );
	}

	return $attributes;
}

/**
 * Checks whether serialization of the current block's border properties should
 * occur.
 *
 * @since 5.8.0
 * @access private
 *
 * @param WP_Block_Type $block_type Block type.
 *
 * @return boolean
 */
function wp_skip_border_serialization( $block_type ) {
	$border_support = _wp_array_get( $block_type->supports, array( '__experimentalBorder' ), false );

	return is_array( $border_support ) &&
		array_key_exists( '__experimentalSkipSerialization', $border_support ) &&
		$border_support['__experimentalSkipSerialization'];
}

/**
 * Checks whether the current block type supports the border feature requested.
 *
 * If the `__experimentalBorder` support flag is a boolean `true` all border
 * support features are available. Otherwise, the specific feature's support
 * flag nested under `experimentalBorder` must be enabled for the feature
 * to be opted into.
 *
 * @since 5.8.0
 * @access private
 *
 * @param WP_Block_Type $block_type Block type to check for support.
 * @param string        $feature    Name of the feature to check support for.
 * @param mixed         $default    Fallback value for feature support, defaults to false.
 *
 * @return boolean Whether or not the feature is supported.
 */
function wp_has_border_feature_support( $block_type, $feature, $default = false ) {
	// Check if all border support features have been opted into via `"__experimentalBorder": true`.
	if (
		property_exists( $block_type, 'supports' ) &&
		( true === _wp_array_get( $block_type->supports, array( '__experimentalBorder' ), $default ) )
	) {
		return true;
	}

	// Check if the specific feature has been opted into individually
	// via nested flag under `__experimentalBorder`.
	return block_has_support( $block_type, array( '__experimentalBorder', $feature ), $default );
}

// Register the block support.
WP_Block_Supports::get_instance()->register(
	'border',
	array(
		'register_attribute' => 'wp_register_border_support',
		'apply'              => 'wp_apply_border_support',
	)
);
layout.php000064400000010737152331067070006606 0ustar00<?php
/**
 * Layout block support flag.
 *
 * @package WordPress
 * @since 5.8.0
 */

/**
 * Registers the layout block attribute for block types that support it.
 *
 * @since 5.8.0
 * @access private
 *
 * @param WP_Block_Type $block_type Block Type.
 */
function wp_register_layout_support( $block_type ) {
	$support_layout = block_has_support( $block_type, array( '__experimentalLayout' ), false );
	if ( $support_layout ) {
		if ( ! $block_type->attributes ) {
			$block_type->attributes = array();
		}

		if ( ! array_key_exists( 'layout', $block_type->attributes ) ) {
			$block_type->attributes['layout'] = array(
				'type' => 'object',
			);
		}
	}
}

/**
 * Renders the layout config to the block wrapper.
 *
 * @since 5.8.0
 * @access private
 *
 * @param  string $block_content Rendered block content.
 * @param  array  $block         Block object.
 * @return string                Filtered block content.
 */
function wp_render_layout_support_flag( $block_content, $block ) {
	$block_type     = WP_Block_Type_Registry::get_instance()->get_registered( $block['blockName'] );
	$support_layout = block_has_support( $block_type, array( '__experimentalLayout' ), false );
	if ( ! $support_layout || ! isset( $block['attrs']['layout'] ) ) {
		return $block_content;
	}

	$used_layout = $block['attrs']['layout'];
	if ( isset( $used_layout['inherit'] ) && $used_layout['inherit'] ) {
		$tree           = WP_Theme_JSON_Resolver::get_merged_data();
		$default_layout = _wp_array_get( $tree->get_settings(), array( 'layout' ) );
		if ( ! $default_layout ) {
			return $block_content;
		}
		$used_layout = $default_layout;
	}

	$id           = uniqid();
	$content_size = isset( $used_layout['contentSize'] ) ? $used_layout['contentSize'] : null;
	$wide_size    = isset( $used_layout['wideSize'] ) ? $used_layout['wideSize'] : null;

	$all_max_width_value  = $content_size ? $content_size : $wide_size;
	$wide_max_width_value = $wide_size ? $wide_size : $content_size;

	// Make sure there is a single CSS rule, and all tags are stripped for security.
	$all_max_width_value  = safecss_filter_attr( explode( ';', $all_max_width_value )[0] );
	$wide_max_width_value = safecss_filter_attr( explode( ';', $wide_max_width_value )[0] );

	$style = '';
	if ( $content_size || $wide_size ) {
		$style  = ".wp-container-$id > * {";
		$style .= 'max-width: ' . esc_html( $all_max_width_value ) . ';';
		$style .= 'margin-left: auto !important;';
		$style .= 'margin-right: auto !important;';
		$style .= '}';

		$style .= ".wp-container-$id > .alignwide { max-width: " . esc_html( $wide_max_width_value ) . ';}';

		$style .= ".wp-container-$id .alignfull { max-width: none; }";
	}

	$style .= ".wp-container-$id .alignleft { float: left; margin-right: 2em; }";
	$style .= ".wp-container-$id .alignright { float: right; margin-left: 2em; }";

	// This assumes the hook only applies to blocks with a single wrapper.
	// I think this is a reasonable limitation for that particular hook.
	$content = preg_replace(
		'/' . preg_quote( 'class="', '/' ) . '/',
		'class="wp-container-' . $id . ' ',
		$block_content,
		1
	);

	return $content . '<style>' . $style . '</style>';
}

// Register the block support.
WP_Block_Supports::get_instance()->register(
	'layout',
	array(
		'register_attribute' => 'wp_register_layout_support',
	)
);
add_filter( 'render_block', 'wp_render_layout_support_flag', 10, 2 );

/**
 * For themes without theme.json file, make sure
 * to restore the inner div for the group block
 * to avoid breaking styles relying on that div.
 *
 * @since 5.8.0
 * @access private
 *
 * @param string $block_content Rendered block content.
 * @param array  $block         Block object.
 *
 * @return string Filtered block content.
 */
function wp_restore_group_inner_container( $block_content, $block ) {
	$group_with_inner_container_regex = '/(^\s*<div\b[^>]*wp-block-group(\s|")[^>]*>)(\s*<div\b[^>]*wp-block-group__inner-container(\s|")[^>]*>)((.|\S|\s)*)/';

	if (
		'core/group' !== $block['blockName'] ||
		WP_Theme_JSON_Resolver::theme_has_support() ||
		1 === preg_match( $group_with_inner_container_regex, $block_content )
	) {
		return $block_content;
	}

	$replace_regex   = '/(^\s*<div\b[^>]*wp-block-group[^>]*>)(.*)(<\/div>\s*$)/ms';
	$updated_content = preg_replace_callback(
		$replace_regex,
		function( $matches ) {
			return $matches[1] . '<div class="wp-block-group__inner-container">' . $matches[2] . '</div>' . $matches[3];
		},
		$block_content
	);
	return $updated_content;
}

add_filter( 'render_block', 'wp_restore_group_inner_container', 10, 2 );
align.php000064400000003300152331067070006347 0ustar00<?php
/**
 * Align block support flag.
 *
 * @package WordPress
 * @since 5.6.0
 */

/**
 * Registers the align block attribute for block types that support it.
 *
 * @since 5.6.0
 * @access private
 *
 * @param WP_Block_Type $block_type Block Type.
 */
function wp_register_alignment_support( $block_type ) {
	$has_align_support = block_has_support( $block_type, array( 'align' ), false );
	if ( $has_align_support ) {
		if ( ! $block_type->attributes ) {
			$block_type->attributes = array();
		}

		if ( ! array_key_exists( 'align', $block_type->attributes ) ) {
			$block_type->attributes['align'] = array(
				'type' => 'string',
				'enum' => array( 'left', 'center', 'right', 'wide', 'full', '' ),
			);
		}
	}
}

/**
 * Add CSS classes for block alignment to the incoming attributes array.
 * This will be applied to the block markup in the front-end.
 *
 * @since 5.6.0
 * @access private
 *
 * @param WP_Block_Type $block_type       Block Type.
 * @param array         $block_attributes Block attributes.
 *
 * @return array Block alignment CSS classes and inline styles.
 */
function wp_apply_alignment_support( $block_type, $block_attributes ) {
	$attributes        = array();
	$has_align_support = block_has_support( $block_type, array( 'align' ), false );
	if ( $has_align_support ) {
		$has_block_alignment = array_key_exists( 'align', $block_attributes );

		if ( $has_block_alignment ) {
			$attributes['class'] = sprintf( 'align%s', $block_attributes['align'] );
		}
	}

	return $attributes;
}

// Register the block support.
WP_Block_Supports::get_instance()->register(
	'align',
	array(
		'register_attribute' => 'wp_register_alignment_support',
		'apply'              => 'wp_apply_alignment_support',
	)
);
duotone.php000064400000027113152331067070006742 0ustar00<?php
/**
 * Duotone block support flag.
 *
 * Parts of this source were derived and modified from TinyColor,
 * released under the MIT license.
 *
 * https://github.com/bgrins/TinyColor
 *
 * Copyright (c), Brian Grinstead, http://briangrinstead.com
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * @package WordPress
 * @since 5.8.0
 */

/**
 * Takes input from [0, n] and returns it as [0, 1].
 *
 * Direct port of TinyColor's function, lightly simplified to maintain
 * consistency with TinyColor.
 *
 * @see https://github.com/bgrins/TinyColor
 *
 * @since 5.8.0
 * @access private
 *
 * @param mixed $n   Number of unknown type.
 * @param int   $max Upper value of the range to bound to.
 *
 * @return float Value in the range [0, 1].
 */
function wp_tinycolor_bound01( $n, $max ) {
	if ( 'string' === gettype( $n ) && false !== strpos( $n, '.' ) && 1 === (float) $n ) {
		$n = '100%';
	}

	$n = min( $max, max( 0, (float) $n ) );

	// Automatically convert percentage into number.
	if ( 'string' === gettype( $n ) && false !== strpos( $n, '%' ) ) {
		$n = (int) ( $n * $max ) / 100;
	}

	// Handle floating point rounding errors.
	if ( ( abs( $n - $max ) < 0.000001 ) ) {
		return 1.0;
	}

	// Convert into [0, 1] range if it isn't already.
	return ( $n % $max ) / (float) $max;
}

/**
 * Round and convert values of an RGB object.
 *
 * Direct port of TinyColor's function, lightly simplified to maintain
 * consistency with TinyColor.
 *
 * @see https://github.com/bgrins/TinyColor
 *
 * @since 5.8.0
 * @access private
 *
 * @param array $rgb_color RGB object.
 *
 * @return array Rounded and converted RGB object.
 */
function wp_tinycolor_rgb_to_rgb( $rgb_color ) {
	return array(
		'r' => wp_tinycolor_bound01( $rgb_color['r'], 255 ) * 255,
		'g' => wp_tinycolor_bound01( $rgb_color['g'], 255 ) * 255,
		'b' => wp_tinycolor_bound01( $rgb_color['b'], 255 ) * 255,
	);
}

/**
 * Helper function for hsl to rgb conversion.
 *
 * Direct port of TinyColor's function, lightly simplified to maintain
 * consistency with TinyColor.
 *
 * @see https://github.com/bgrins/TinyColor
 *
 * @since 5.8.0
 * @access private
 *
 * @param float $p first component.
 * @param float $q second component.
 * @param float $t third component.
 *
 * @return float R, G, or B component.
 */
function wp_tinycolor_hue_to_rgb( $p, $q, $t ) {
	if ( $t < 0 ) {
		$t += 1;
	}
	if ( $t > 1 ) {
		$t -= 1;
	}
	if ( $t < 1 / 6 ) {
		return $p + ( $q - $p ) * 6 * $t;
	}
	if ( $t < 1 / 2 ) {
		return $q;
	}
	if ( $t < 2 / 3 ) {
		return $p + ( $q - $p ) * ( 2 / 3 - $t ) * 6;
	}
	return $p;
}

/**
 * Convert an HSL object to an RGB object with converted and rounded values.
 *
 * Direct port of TinyColor's function, lightly simplified to maintain
 * consistency with TinyColor.
 *
 * @see https://github.com/bgrins/TinyColor
 *
 * @since 5.8.0
 * @access private
 *
 * @param array $hsl_color HSL object.
 *
 * @return array Rounded and converted RGB object.
 */
function wp_tinycolor_hsl_to_rgb( $hsl_color ) {
	$h = wp_tinycolor_bound01( $hsl_color['h'], 360 );
	$s = wp_tinycolor_bound01( $hsl_color['s'], 100 );
	$l = wp_tinycolor_bound01( $hsl_color['l'], 100 );

	if ( 0 === $s ) {
		// Achromatic.
		$r = $l;
		$g = $l;
		$b = $l;
	} else {
		$q = $l < 0.5 ? $l * ( 1 + $s ) : $l + $s - $l * $s;
		$p = 2 * $l - $q;
		$r = wp_tinycolor_hue_to_rgb( $p, $q, $h + 1 / 3 );
		$g = wp_tinycolor_hue_to_rgb( $p, $q, $h );
		$b = wp_tinycolor_hue_to_rgb( $p, $q, $h - 1 / 3 );
	}

	return array(
		'r' => $r * 255,
		'g' => $g * 255,
		'b' => $b * 255,
	);
}

/**
 * Parses hex, hsl, and rgb CSS strings using the same regex as TinyColor v1.4.2
 * used in the JavaScript. Only colors output from react-color are implemented
 * and the alpha value is ignored as it is not used in duotone.
 *
 * Direct port of TinyColor's function, lightly simplified to maintain
 * consistency with TinyColor.
 *
 * @see https://github.com/bgrins/TinyColor
 * @see https://github.com/casesandberg/react-color/
 *
 * @since 5.8.0
 * @access private
 *
 * @param string $color_str CSS color string.
 *
 * @return array RGB object.
 */
function wp_tinycolor_string_to_rgb( $color_str ) {
	$color_str = strtolower( trim( $color_str ) );

	$css_integer = '[-\\+]?\\d+%?';
	$css_number  = '[-\\+]?\\d*\\.\\d+%?';

	$css_unit = '(?:' . $css_number . ')|(?:' . $css_integer . ')';

	$permissive_match3 = '[\\s|\\(]+(' . $css_unit . ')[,|\\s]+(' . $css_unit . ')[,|\\s]+(' . $css_unit . ')\\s*\\)?';
	$permissive_match4 = '[\\s|\\(]+(' . $css_unit . ')[,|\\s]+(' . $css_unit . ')[,|\\s]+(' . $css_unit . ')[,|\\s]+(' . $css_unit . ')\\s*\\)?';

	$rgb_regexp = '/^rgb' . $permissive_match3 . '$/';
	if ( preg_match( $rgb_regexp, $color_str, $match ) ) {
		return wp_tinycolor_rgb_to_rgb(
			array(
				'r' => $match[1],
				'g' => $match[2],
				'b' => $match[3],
			)
		);
	}

	$rgba_regexp = '/^rgba' . $permissive_match4 . '$/';
	if ( preg_match( $rgba_regexp, $color_str, $match ) ) {
		return wp_tinycolor_rgb_to_rgb(
			array(
				'r' => $match[1],
				'g' => $match[2],
				'b' => $match[3],
			)
		);
	}

	$hsl_regexp = '/^hsl' . $permissive_match3 . '$/';
	if ( preg_match( $hsl_regexp, $color_str, $match ) ) {
		return wp_tinycolor_hsl_to_rgb(
			array(
				'h' => $match[1],
				's' => $match[2],
				'l' => $match[3],
			)
		);
	}

	$hsla_regexp = '/^hsla' . $permissive_match4 . '$/';
	if ( preg_match( $hsla_regexp, $color_str, $match ) ) {
		return wp_tinycolor_hsl_to_rgb(
			array(
				'h' => $match[1],
				's' => $match[2],
				'l' => $match[3],
			)
		);
	}

	$hex8_regexp = '/^#?([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})$/';
	if ( preg_match( $hex8_regexp, $color_str, $match ) ) {
		return wp_tinycolor_rgb_to_rgb(
			array(
				'r' => base_convert( $match[1], 16, 10 ),
				'g' => base_convert( $match[2], 16, 10 ),
				'b' => base_convert( $match[3], 16, 10 ),
			)
		);
	}

	$hex6_regexp = '/^#?([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})$/';
	if ( preg_match( $hex6_regexp, $color_str, $match ) ) {
		return wp_tinycolor_rgb_to_rgb(
			array(
				'r' => base_convert( $match[1], 16, 10 ),
				'g' => base_convert( $match[2], 16, 10 ),
				'b' => base_convert( $match[3], 16, 10 ),
			)
		);
	}

	$hex4_regexp = '/^#?([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})$/';
	if ( preg_match( $hex4_regexp, $color_str, $match ) ) {
		return wp_tinycolor_rgb_to_rgb(
			array(
				'r' => base_convert( $match[1] . $match[1], 16, 10 ),
				'g' => base_convert( $match[2] . $match[2], 16, 10 ),
				'b' => base_convert( $match[3] . $match[3], 16, 10 ),
			)
		);
	}

	$hex3_regexp = '/^#?([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})$/';
	if ( preg_match( $hex3_regexp, $color_str, $match ) ) {
		return wp_tinycolor_rgb_to_rgb(
			array(
				'r' => base_convert( $match[1] . $match[1], 16, 10 ),
				'g' => base_convert( $match[2] . $match[2], 16, 10 ),
				'b' => base_convert( $match[3] . $match[3], 16, 10 ),
			)
		);
	}
}


/**
 * Registers the style and colors block attributes for block types that support it.
 *
 * @since 5.8.0
 * @access private
 *
 * @param WP_Block_Type $block_type Block Type.
 */
function wp_register_duotone_support( $block_type ) {
	$has_duotone_support = false;
	if ( property_exists( $block_type, 'supports' ) ) {
		$has_duotone_support = _wp_array_get( $block_type->supports, array( 'color', '__experimentalDuotone' ), false );
	}

	if ( $has_duotone_support ) {
		if ( ! $block_type->attributes ) {
			$block_type->attributes = array();
		}

		if ( ! array_key_exists( 'style', $block_type->attributes ) ) {
			$block_type->attributes['style'] = array(
				'type' => 'object',
			);
		}
	}
}

/**
 * Render out the duotone stylesheet and SVG.
 *
 * @since 5.8.0
 * @access private
 *
 * @param string $block_content Rendered block content.
 * @param array  $block         Block object.
 *
 * @return string Filtered block content.
 */
function wp_render_duotone_support( $block_content, $block ) {
	$block_type = WP_Block_Type_Registry::get_instance()->get_registered( $block['blockName'] );

	$duotone_support = false;
	if ( $block_type && property_exists( $block_type, 'supports' ) ) {
		$duotone_support = _wp_array_get( $block_type->supports, array( 'color', '__experimentalDuotone' ), false );
	}

	$has_duotone_attribute = isset( $block['attrs']['style']['color']['duotone'] );

	if (
		! $duotone_support ||
		! $has_duotone_attribute
	) {
		return $block_content;
	}

	$duotone_colors = $block['attrs']['style']['color']['duotone'];

	$duotone_values = array(
		'r' => array(),
		'g' => array(),
		'b' => array(),
	);
	foreach ( $duotone_colors as $color_str ) {
		$color = wp_tinycolor_string_to_rgb( $color_str );

		$duotone_values['r'][] = $color['r'] / 255;
		$duotone_values['g'][] = $color['g'] / 255;
		$duotone_values['b'][] = $color['b'] / 255;
	}

	$duotone_id = 'wp-duotone-filter-' . uniqid();

	$selectors        = explode( ',', $duotone_support );
	$selectors_scoped = array_map(
		function ( $selector ) use ( $duotone_id ) {
			return '.' . $duotone_id . ' ' . trim( $selector );
		},
		$selectors
	);
	$selectors_group  = implode( ', ', $selectors_scoped );

	ob_start();

	?>

	<style>
		<?php echo $selectors_group; ?> {
			filter: url( <?php echo esc_url( '#' . $duotone_id ); ?> );
		}
	</style>

	<svg
		xmlns:xlink="http://www.w3.org/1999/xlink"
		viewBox="0 0 0 0"
		width="0"
		height="0"
		focusable="false"
		role="none"
		style="visibility: hidden; position: absolute; left: -9999px; overflow: hidden;"
	>
		<defs>
			<filter id="<?php echo esc_attr( $duotone_id ); ?>">
				<feColorMatrix
					type="matrix"
					<?php // phpcs:disable Generic.WhiteSpace.DisallowSpaceIndent ?>
					values=".299 .587 .114 0 0
							.299 .587 .114 0 0
							.299 .587 .114 0 0
							0 0 0 1 0"
					<?php // phpcs:enable Generic.WhiteSpace.DisallowSpaceIndent ?>
				/>
				<feComponentTransfer color-interpolation-filters="sRGB" >
					<feFuncR type="table" tableValues="<?php echo esc_attr( implode( ' ', $duotone_values['r'] ) ); ?>" />
					<feFuncG type="table" tableValues="<?php echo esc_attr( implode( ' ', $duotone_values['g'] ) ); ?>" />
					<feFuncB type="table" tableValues="<?php echo esc_attr( implode( ' ', $duotone_values['b'] ) ); ?>" />
				</feComponentTransfer>
			</filter>
		</defs>
	</svg>

	<?php

	$duotone = ob_get_clean();

	// Like the layout hook, this assumes the hook only applies to blocks with a single wrapper.
	$content = preg_replace(
		'/' . preg_quote( 'class="', '/' ) . '/',
		'class="' . $duotone_id . ' ',
		$block_content,
		1
	);

	return $content . $duotone;
}

// Register the block support.
WP_Block_Supports::get_instance()->register(
	'duotone',
	array(
		'register_attribute' => 'wp_register_duotone_support',
	)
);
add_filter( 'render_block', 'wp_render_duotone_support', 10, 2 );
custom-classname.php000064400000003234152331067070010541 0ustar00<?php
/**
 * Custom classname block support flag.
 *
 * @package WordPress
 * @since 5.6.0
 */

/**
 * Registers the custom classname block attribute for block types that support it.
 *
 * @since 5.6.0
 * @access private
 *
 * @param WP_Block_Type $block_type Block Type.
 */
function wp_register_custom_classname_support( $block_type ) {
	$has_custom_classname_support = block_has_support( $block_type, array( 'customClassName' ), true );

	if ( $has_custom_classname_support ) {
		if ( ! $block_type->attributes ) {
			$block_type->attributes = array();
		}

		if ( ! array_key_exists( 'className', $block_type->attributes ) ) {
			$block_type->attributes['className'] = array(
				'type' => 'string',
			);
		}
	}
}

/**
 * Add the custom classnames to the output.
 *
 * @since 5.6.0
 * @access private
 *
 * @param  WP_Block_Type $block_type       Block Type.
 * @param  array         $block_attributes Block attributes.
 *
 * @return array Block CSS classes and inline styles.
 */
function wp_apply_custom_classname_support( $block_type, $block_attributes ) {
	$has_custom_classname_support = block_has_support( $block_type, array( 'customClassName' ), true );
	$attributes                   = array();
	if ( $has_custom_classname_support ) {
		$has_custom_classnames = array_key_exists( 'className', $block_attributes );

		if ( $has_custom_classnames ) {
			$attributes['class'] = $block_attributes['className'];
		}
	}

	return $attributes;
}

// Register the block support.
WP_Block_Supports::get_instance()->register(
	'custom-classname',
	array(
		'register_attribute' => 'wp_register_custom_classname_support',
		'apply'              => 'wp_apply_custom_classname_support',
	)
);
generated-classname.php000064400000003353152331067070011167 0ustar00<?php
/**
 * Generated classname block support flag.
 *
 * @package WordPress
 * @since 5.6.0
 */

/**
 * Get the generated classname from a given block name.
 *
 * @since 5.6.0
 *
 * @access private
 *
 * @param  string $block_name Block Name.
 * @return string Generated classname.
 */
function wp_get_block_default_classname( $block_name ) {
	// Generated HTML classes for blocks follow the `wp-block-{name}` nomenclature.
	// Blocks provided by WordPress drop the prefixes 'core/' or 'core-' (historically used in 'core-embed/').
	$classname = 'wp-block-' . preg_replace(
		'/^core-/',
		'',
		str_replace( '/', '-', $block_name )
	);

	/**
	 * Filters the default block className for server rendered blocks.
	 *
	 * @since 5.6.0
	 *
	 * @param string     $class_name The current applied classname.
	 * @param string     $block_name The block name.
	 */
	$classname = apply_filters( 'block_default_classname', $classname, $block_name );

	return $classname;
}

/**
 * Add the generated classnames to the output.
 *
 * @since 5.6.0
 *
 * @access private
 *
 * @param  WP_Block_Type $block_type       Block Type.
 *
 * @return array Block CSS classes and inline styles.
 */
function wp_apply_generated_classname_support( $block_type ) {
	$attributes                      = array();
	$has_generated_classname_support = block_has_support( $block_type, array( 'className' ), true );
	if ( $has_generated_classname_support ) {
		$block_classname = wp_get_block_default_classname( $block_type->name );

		if ( $block_classname ) {
			$attributes['class'] = $block_classname;
		}
	}

	return $attributes;
}

// Register the block support.
WP_Block_Supports::get_instance()->register(
	'generated-classname',
	array(
		'apply' => 'wp_apply_generated_classname_support',
	)
);
elements.php000064400000004565152331067070007107 0ustar00<?php
/**
 * Elements styles block support.
 *
 * @package WordPress
 * @since 5.8.0
 */

/**
 * Render the elements stylesheet.
 *
 * @since 5.8.0
 * @access private
 *
 * @param  string $block_content Rendered block content.
 * @param  array  $block         Block object.
 * @return string                Filtered block content.
 */
function wp_render_elements_support( $block_content, $block ) {
	$link_color = null;
	if ( ! empty( $block['attrs'] ) ) {
		$link_color = _wp_array_get( $block['attrs'], array( 'style', 'elements', 'link', 'color', 'text' ), null );
	}

	/*
	* For now we only care about link color.
	* This code in the future when we have a public API
	* should take advantage of WP_Theme_JSON::compute_style_properties
	* and work for any element and style.
	*/
	if ( null === $link_color ) {
		return $block_content;
	}

	$class_name = 'wp-elements-' . uniqid();

	if ( strpos( $link_color, 'var:preset|color|' ) !== false ) {
		// Get the name from the string and add proper styles.
		$index_to_splice = strrpos( $link_color, '|' ) + 1;
		$link_color_name = substr( $link_color, $index_to_splice );
		$link_color      = "var(--wp--preset--color--$link_color_name)";
	}
	$link_color_declaration = esc_html( safecss_filter_attr( "color: $link_color" ) );

	$style = "<style>.$class_name a{" . $link_color_declaration . " !important;}</style>\n";

	// Like the layout hook this assumes the hook only applies to blocks with a single wrapper.
	// Retrieve the opening tag of the first HTML element.
	$html_element_matches = array();
	preg_match( '/<[^>]+>/', $block_content, $html_element_matches, PREG_OFFSET_CAPTURE );
	$first_element = $html_element_matches[0][0];
	// If the first HTML element has a class attribute just add the new class
	// as we do on layout and duotone.
	if ( strpos( $first_element, 'class="' ) !== false ) {
		$content = preg_replace(
			'/' . preg_quote( 'class="', '/' ) . '/',
			'class="' . $class_name . ' ',
			$block_content,
			1
		);
	} else {
		// If the first HTML element has no class attribute we should inject the attribute before the attribute at the end.
		$first_element_offset = $html_element_matches[0][1];
		$content              = substr_replace( $block_content, ' class="' . $class_name . '"', $first_element_offset + strlen( $first_element ) - 1, 0 );
	}

	return $content . $style;

}

add_filter( 'render_block', 'wp_render_elements_support', 10, 2 );
spacing.php000064400000005545152331067070006716 0ustar00<?php
/**
 * Spacing block support flag.
 *
 * @package WordPress
 * @since 5.8.0
 */

/**
 * Registers the style block attribute for block types that support it.
 *
 * @since 5.8.0
 * @access private
 *
 * @param WP_Block_Type $block_type Block Type.
 */
function wp_register_spacing_support( $block_type ) {
	$has_spacing_support = block_has_support( $block_type, array( 'spacing' ), false );

	// Setup attributes and styles within that if needed.
	if ( ! $block_type->attributes ) {
		$block_type->attributes = array();
	}

	if ( $has_spacing_support && ! array_key_exists( 'style', $block_type->attributes ) ) {
		$block_type->attributes['style'] = array(
			'type' => 'object',
		);
	}
}

/**
 * Add CSS classes for block spacing to the incoming attributes array.
 * This will be applied to the block markup in the front-end.
 *
 * @since 5.8.0
 * @access private
 *
 * @param WP_Block_Type $block_type       Block Type.
 * @param array         $block_attributes Block attributes.
 *
 * @return array Block spacing CSS classes and inline styles.
 */
function wp_apply_spacing_support( $block_type, $block_attributes ) {
	$has_padding_support = wp_has_spacing_feature_support( $block_type, 'padding' );
	$has_margin_support  = wp_has_spacing_feature_support( $block_type, 'margin' );
	$styles              = array();

	if ( $has_padding_support ) {
		$padding_value = _wp_array_get( $block_attributes, array( 'style', 'spacing', 'padding' ), null );
		if ( null !== $padding_value ) {
			foreach ( $padding_value as $key => $value ) {
				$styles[] = sprintf( 'padding-%s: %s;', $key, $value );
			}
		}
	}

	if ( $has_margin_support ) {
		$margin_value = _wp_array_get( $block_attributes, array( 'style', 'spacing', 'margin' ), null );
		if ( null !== $margin_value ) {
			foreach ( $margin_value as $key => $value ) {
				$styles[] = sprintf( 'margin-%s: %s;', $key, $value );
			}
		}
	}

	return empty( $styles ) ? array() : array( 'style' => implode( ' ', $styles ) );
}

/**
 * Checks whether the current block type supports the spacing feature requested.
 *
 * @since 5.8.0
 * @access private
 *
 * @param WP_Block_Type $block_type Block type to check for support.
 * @param string        $feature    Name of the feature to check support for.
 * @param mixed         $default    Fallback value for feature support, defaults to false.
 *
 * @return boolean                  Whether or not the feature is supported.
 */
function wp_has_spacing_feature_support( $block_type, $feature, $default = false ) {
	// Check if the specific feature has been opted into individually
	// via nested flag under `spacing`.
	return block_has_support( $block_type, array( 'spacing', $feature ), $default );
}

// Register the block support.
WP_Block_Supports::get_instance()->register(
	'spacing',
	array(
		'register_attribute' => 'wp_register_spacing_support',
		'apply'              => 'wp_apply_spacing_support',
	)
);