WP_Theme_JSON::get_styles_for_block() │ public │ WP 6.1.0
Gets the CSS rules for a particular block from theme.json.
Метод класса: WP_Theme_JSON{}
Хуков нет.
Возвращает
Строку
. Styles for the block.
Использование
$WP_Theme_JSON = new WP_Theme_JSON(); $WP_Theme_JSON->get_styles_for_block( $block_metadata );
- $block_metadata(массив) (обязательный)
- Metadata about the block to get styles for.
Список изменений
С версии 6.1.0 | Введена. |
Код WP_Theme_JSON::get_styles_for_block() WP Theme JSON::get styles for block WP 6.4.3
public function get_styles_for_block( $block_metadata ) { $node = _wp_array_get( $this->theme_json, $block_metadata['path'], array() ); $use_root_padding = isset( $this->theme_json['settings']['useRootPaddingAwareAlignments'] ) && true === $this->theme_json['settings']['useRootPaddingAwareAlignments']; $selector = $block_metadata['selector']; $settings = isset( $this->theme_json['settings'] ) ? $this->theme_json['settings'] : array(); $feature_declarations = static::get_feature_declarations_for_node( $block_metadata, $node ); // If there are style variations, generate the declarations for them, including any feature selectors the block may have. $style_variation_declarations = array(); if ( ! empty( $block_metadata['variations'] ) ) { foreach ( $block_metadata['variations'] as $style_variation ) { $style_variation_node = _wp_array_get( $this->theme_json, $style_variation['path'], array() ); $clean_style_variation_selector = trim( $style_variation['selector'] ); // Generate any feature/subfeature style declarations for the current style variation. $variation_declarations = static::get_feature_declarations_for_node( $block_metadata, $style_variation_node ); // Combine selectors with style variation's selector and add to overall style variation declarations. foreach ( $variation_declarations as $current_selector => $new_declarations ) { // If current selector includes block classname, remove it but leave the whitespace in. $shortened_selector = str_replace( $block_metadata['selector'] . ' ', ' ', $current_selector ); // Prepend the variation selector to the current selector. $split_selectors = explode( ',', $shortened_selector ); $updated_selectors = array_map( static function ( $split_selector ) use ( $clean_style_variation_selector ) { return $clean_style_variation_selector . $split_selector; }, $split_selectors ); $combined_selectors = implode( ',', $updated_selectors ); // Add the new declarations to the overall results under the modified selector. $style_variation_declarations[ $combined_selectors ] = $new_declarations; } // Compute declarations for remaining styles not covered by feature level selectors. $style_variation_declarations[ $style_variation['selector'] ] = static::compute_style_properties( $style_variation_node, $settings, null, $this->theme_json ); } } /* * Get a reference to element name from path. * $block_metadata['path'] = array( 'styles','elements','link' ); * Make sure that $block_metadata['path'] describes an element node, like [ 'styles', 'element', 'link' ]. * Skip non-element paths like just ['styles']. */ $is_processing_element = in_array( 'elements', $block_metadata['path'], true ); $current_element = $is_processing_element ? $block_metadata['path'][ count( $block_metadata['path'] ) - 1 ] : null; $element_pseudo_allowed = array(); if ( isset( static::VALID_ELEMENT_PSEUDO_SELECTORS[ $current_element ] ) ) { $element_pseudo_allowed = static::VALID_ELEMENT_PSEUDO_SELECTORS[ $current_element ]; } /* * Check for allowed pseudo classes (e.g. ":hover") from the $selector ("a:hover"). * This also resets the array keys. */ $pseudo_matches = array_values( array_filter( $element_pseudo_allowed, static function ( $pseudo_selector ) use ( $selector ) { return str_contains( $selector, $pseudo_selector ); } ) ); $pseudo_selector = isset( $pseudo_matches[0] ) ? $pseudo_matches[0] : null; /* * If the current selector is a pseudo selector that's defined in the allow list for the current * element then compute the style properties for it. * Otherwise just compute the styles for the default selector as normal. */ if ( $pseudo_selector && isset( $node[ $pseudo_selector ] ) && isset( static::VALID_ELEMENT_PSEUDO_SELECTORS[ $current_element ] ) && in_array( $pseudo_selector, static::VALID_ELEMENT_PSEUDO_SELECTORS[ $current_element ], true ) ) { $declarations = static::compute_style_properties( $node[ $pseudo_selector ], $settings, null, $this->theme_json, $selector, $use_root_padding ); } else { $declarations = static::compute_style_properties( $node, $settings, null, $this->theme_json, $selector, $use_root_padding ); } $block_rules = ''; /* * 1. Separate the declarations that use the general selector * from the ones using the duotone selector. */ $declarations_duotone = array(); foreach ( $declarations as $index => $declaration ) { if ( 'filter' === $declaration['name'] ) { unset( $declarations[ $index ] ); $declarations_duotone[] = $declaration; } } // Update declarations if there are separators with only background color defined. if ( '.wp-block-separator' === $selector ) { $declarations = static::update_separator_declarations( $declarations ); } // 2. Generate and append the rules that use the general selector. $block_rules .= static::to_ruleset( $selector, $declarations ); // 3. Generate and append the rules that use the duotone selector. if ( isset( $block_metadata['duotone'] ) && ! empty( $declarations_duotone ) ) { $block_rules .= static::to_ruleset( $block_metadata['duotone'], $declarations_duotone ); } // 4. Generate Layout block gap styles. if ( static::ROOT_BLOCK_SELECTOR !== $selector && ! empty( $block_metadata['name'] ) ) { $block_rules .= $this->get_layout_styles( $block_metadata ); } // 5. Generate and append the feature level rulesets. foreach ( $feature_declarations as $feature_selector => $individual_feature_declarations ) { $block_rules .= static::to_ruleset( $feature_selector, $individual_feature_declarations ); } // 6. Generate and append the style variation rulesets. foreach ( $style_variation_declarations as $style_variation_selector => $individual_style_variation_declarations ) { $block_rules .= static::to_ruleset( $style_variation_selector, $individual_style_variation_declarations ); } return $block_rules; }