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<?php |
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/** |
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* Server-side rendering of the `core/navigation` block. |
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* |
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* @package gutenberg |
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*/ |
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|
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/** |
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* Build an array with CSS classes and inline styles defining the colors |
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* which will be applied to the navigation markup in the front-end. |
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* |
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* @param array $attributes Navigation block attributes. |
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* @return array Colors CSS classes and inline styles. |
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*/ |
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function gutenberg_block_core_navigation_build_css_colors( $attributes ) { |
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$colors = array( |
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'css_classes' => array(), |
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'inline_styles' => '', |
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); |
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|
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// Text color. |
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$has_named_text_color = array_key_exists( 'textColor', $attributes ); |
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$has_custom_text_color = array_key_exists( 'customTextColor', $attributes ); |
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|
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// If has text color. |
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if ( $has_custom_text_color || $has_named_text_color ) { |
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// Add has-text-color class. |
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$colors['css_classes'][] = 'has-text-color'; |
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} |
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|
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if ( $has_named_text_color ) { |
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// Add the color class. |
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$colors['css_classes'][] = sprintf( 'has-%s-color', $attributes['textColor'] ); |
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} elseif ( $has_custom_text_color ) { |
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// Add the custom color inline style. |
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$colors['inline_styles'] .= sprintf( 'color: %s;', $attributes['customTextColor'] ); |
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} |
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|
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// Background color. |
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$has_named_background_color = array_key_exists( 'backgroundColor', $attributes ); |
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$has_custom_background_color = array_key_exists( 'customBackgroundColor', $attributes ); |
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|
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// If has background color. |
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if ( $has_custom_background_color || $has_named_background_color ) { |
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// Add has-background class. |
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$colors['css_classes'][] = 'has-background'; |
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} |
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|
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if ( $has_named_background_color ) { |
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// Add the background-color class. |
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$colors['css_classes'][] = sprintf( 'has-%s-background-color', $attributes['backgroundColor'] ); |
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} elseif ( $has_custom_background_color ) { |
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// Add the custom background-color inline style. |
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$colors['inline_styles'] .= sprintf( 'background-color: %s;', $attributes['customBackgroundColor'] ); |
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} |
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|
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return $colors; |
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} |
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|
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/** |
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* Build an array with CSS classes and inline styles defining the font sizes |
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* which will be applied to the navigation markup in the front-end. |
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* |
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* @param array $attributes Navigation block attributes. |
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* @return array Font size CSS classes and inline styles. |
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*/ |
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function gutenberg_block_core_navigation_build_css_font_sizes( $attributes ) { |
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// CSS classes. |
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$font_sizes = array( |
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'css_classes' => array(), |
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'inline_styles' => '', |
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); |
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|
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$has_named_font_size = array_key_exists( 'fontSize', $attributes ); |
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$has_custom_font_size = array_key_exists( 'customFontSize', $attributes ); |
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|
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if ( $has_named_font_size ) { |
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// Add the font size class. |
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$font_sizes['css_classes'][] = sprintf( 'has-%s-font-size', $attributes['fontSize'] ); |
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} elseif ( $has_custom_font_size ) { |
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// Add the custom font size inline style. |
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$font_sizes['inline_styles'] = sprintf( 'font-size: %spx;', $attributes['customFontSize'] ); |
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} |
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|
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return $font_sizes; |
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} |
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|
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/** |
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* Returns the top-level submenu SVG chevron icon. |
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* |
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* @return string |
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*/ |
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function gutenberg_block_core_navigation_render_submenu_icon() { |
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return '<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12" fill="none" role="img" aria-hidden="true" focusable="false"><path d="M1.50002 4L6.00002 8L10.5 4" stroke-width="1.5"></path></svg>'; |
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} |
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|
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/** |
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* Renders the `core/navigation` block on server. |
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* |
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* @param array $attributes The block attributes. |
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* @param array $content The saved content. |
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* @param array $block The parsed block. |
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* |
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* @return string Returns the post content with the legacy widget added. |
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*/ |
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function gutenberg_render_block_core_navigation( $attributes, $content, $block ) { |
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/** |
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* Deprecated: |
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* The rgbTextColor and rgbBackgroundColor attributes |
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* have been deprecated in favor of |
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* customTextColor and customBackgroundColor ones. |
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* Move the values from old attrs to the new ones. |
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*/ |
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if ( isset( $attributes['rgbTextColor'] ) && empty( $attributes['textColor'] ) ) { |
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$attributes['customTextColor'] = $attributes['rgbTextColor']; |
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} |
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|
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if ( isset( $attributes['rgbBackgroundColor'] ) && empty( $attributes['backgroundColor'] ) ) { |
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$attributes['customBackgroundColor'] = $attributes['rgbBackgroundColor']; |
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} |
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|
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unset( $attributes['rgbTextColor'], $attributes['rgbBackgroundColor'] ); |
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|
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if ( empty( $block->inner_blocks ) ) { |
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return ''; |
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} |
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|
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$colors = gutenberg_block_core_navigation_build_css_colors( $attributes ); |
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$font_sizes = gutenberg_block_core_navigation_build_css_font_sizes( $attributes ); |
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$classes = array_merge( |
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$colors['css_classes'], |
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$font_sizes['css_classes'], |
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( isset( $attributes['orientation'] ) && 'vertical' === $attributes['orientation'] ) ? array( 'is-vertical' ) : array(), |
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isset( $attributes['itemsJustification'] ) ? array( 'items-justified-' . $attributes['itemsJustification'] ) : array() |
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); |
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|
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$inner_blocks_html = ''; |
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foreach ( $block->inner_blocks as $inner_block ) { |
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$inner_blocks_html .= $inner_block->render(); |
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} |
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|
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$block_styles = isset( $attributes['styles'] ) ? $attributes['styles'] : ''; |
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|
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$wrapper_attributes = get_block_wrapper_attributes( |
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array( |
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'class' => implode( ' ', $classes ), |
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'style' => $block_styles . $colors['inline_styles'] . $font_sizes['inline_styles'], |
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) |
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); |
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|
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return sprintf( |
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'<nav %1$s><ul class="wp-block-navigation__container">%2$s</ul></nav>', |
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$wrapper_attributes, |
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$inner_blocks_html |
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); |
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} |
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|
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/** |
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* Register the navigation block. |
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* |
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* @uses gutenberg_render_block_core_navigation() |
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* @throws WP_Error An WP_Error exception parsing the block definition. |
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*/ |
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function gutenberg_register_block_core_navigation() { |
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register_block_type_from_metadata( |
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__DIR__ . '/navigation', |
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array( |
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'render_callback' => 'gutenberg_render_block_core_navigation', |
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) |
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); |
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} |
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|
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add_action( 'init', 'gutenberg_register_block_core_navigation', 20 ); |
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|
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/** |
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* Filter that changes the parsed attribute values of navigation blocks contain typographic presets to contain the values directly. |
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* |
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* @param array $parsed_block The block being rendered. |
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* @return array The block being rendered without typographic presets. |
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*/ |
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function gutenberg_block_core_navigation_typographic_presets_backcompatibility( $parsed_block ) { |
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if ( 'core/navigation' === $parsed_block['blockName'] ) { |
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$attribute_to_prefix_map = array( |
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'fontStyle' => 'var:preset|font-style|', |
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'fontWeight' => 'var:preset|font-weight|', |
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'textDecoration' => 'var:preset|text-decoration|', |
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'textTransform' => 'var:preset|text-transform|', |
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); |
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foreach ( $attribute_to_prefix_map as $style_attribute => $prefix ) { |
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if ( ! empty( $parsed_block['attrs']['style']['typography'][ $style_attribute ] ) ) { |
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$prefix_len = strlen( $prefix ); |
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$attribute_value = &$parsed_block['attrs']['style']['typography'][ $style_attribute ]; |
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if ( 0 === strncmp( $attribute_value, $prefix, $prefix_len ) ) { |
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$attribute_value = substr( $attribute_value, $prefix_len ); |
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} |
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if ( 'textDecoration' === $style_attribute && 'strikethrough' === $attribute_value ) { |
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$attribute_value = 'line-through'; |
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} |
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} |
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} |
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} |
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return $parsed_block; |
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} |
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add_filter( 'render_block_data', 'gutenberg_block_core_navigation_typographic_presets_backcompatibility' ); |
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|
