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block-supports
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typography.php
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<?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_letter_spacing_support = _wp_array_get( $typography_supports, array( '__experimentalLetterSpacing' ), 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_letter_spacing_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', ); } } /** * Adds 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_letter_spacing_support = _wp_array_get( $typography_supports, array( '__experimentalLetterSpacing' ), 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', _wp_to_kebab_case( $block_attributes['fontSize'] ) ); } elseif ( $has_custom_font_size ) { $styles[] = sprintf( 'font-size: %s;', $block_attributes['style']['typography']['fontSize'] ); } } if ( $has_font_family_support ) { $has_named_font_family = array_key_exists( 'fontFamily', $block_attributes ); $has_custom_font_family = isset( $block_attributes['style']['typography']['fontFamily'] ); if ( $has_named_font_family ) { $classes[] = sprintf( 'has-%s-font-family', _wp_to_kebab_case( $block_attributes['fontFamily'] ) ); } elseif ( $has_custom_font_family ) { // Before using classes, the value was serialized as a CSS Custom Property. // We don't need this code path when it lands in core. $font_family_custom = $block_attributes['style']['typography']['fontFamily']; if ( strpos( $font_family_custom, 'var:preset|font-family' ) !== false ) { $index_to_splice = strrpos( $font_family_custom, '|' ) + 1; $font_family_slug = _wp_to_kebab_case( substr( $font_family_custom, $index_to_splice ) ); $font_family_custom = sprintf( 'var(--wp--preset--font-family--%s)', $font_family_slug ); } $styles[] = sprintf( 'font-family: %s;', $font_family_custom ); } } 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 ( $has_letter_spacing_support ) { $letter_spacing_style = wp_typography_get_css_variable_inline_style( $block_attributes, 'letterSpacing', 'letter-spacing' ); if ( $letter_spacing_style ) { $styles[] = $letter_spacing_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', ) );
/home/sudancam/.trash/wp-includes/./certificates/../block-supports/./typography.php