Block Editor: Include navigation block server logic.

Core did not include the navigation block PHP files.
This commit fixes the issue referred, and now the navigation block is executed on the frontend. The block still does not work as expected and throws an error during frontend execution. That problem is going to be fixed on the next WordPress package update.
This commit adds the file as it is on the npm package used.

Props gziolo.
Fixes #49348.
Built from https://develop.svn.wordpress.org/trunk@47176


git-svn-id: http://core.svn.wordpress.org/trunk@46976 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
jorgefilipecosta 2020-02-04 20:16:04 +00:00
parent d3a9952838
commit d7e321c7c7
3 changed files with 197 additions and 1 deletions

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@ -0,0 +1,195 @@
<?php
/**
* Server-side rendering of the `core/navigation` block.
*
* @package gutenberg
*/
/**
* Build an array with CSS classes and inline styles defining the colors
* which will be applied to the navigation markup in the front-end.
*
* @param array $attributes Navigation block attributes.
* @return array Colors CSS classes and inline styles.
*/
function build_css_colors( $attributes ) {
// CSS classes.
$colors = array(
'css_classes' => array(),
'inline_styles' => '',
);
$has_named_text_color = array_key_exists( 'textColor', $attributes );
$has_custom_text_color = array_key_exists( 'customTextColor', $attributes );
// If has text color.
if ( $has_custom_text_color || $has_named_text_color ) {
// Add has-text-color class.
$colors['css_classes'][] = 'has-text-color';
}
if ( $has_named_text_color ) {
// Add the color class.
$colors['css_classes'][] = sprintf( 'has-%s-color', $attributes['textColor'] );
} elseif ( $has_custom_text_color ) {
// Add the custom color inline style.
$colors['inline_styles'] = sprintf( 'color: %s;', $attributes['customTextColor'] );
}
return $colors;
}
/**
* Build an array with CSS classes and inline styles defining the font sizes
* which will be applied to the navigation markup in the front-end.
*
* @param array $attributes Navigation block attributes.
* @return array Font size CSS classes and inline styles.
*/
function build_css_font_sizes( $attributes ) {
// CSS classes.
$font_sizes = array(
'css_classes' => array(),
'inline_styles' => '',
);
$has_named_font_size = array_key_exists( 'fontSize', $attributes );
$has_custom_font_size = array_key_exists( 'customFontSize', $attributes );
if ( $has_named_font_size ) {
// Add the font size class.
$font_sizes['css_classes'][] = sprintf( 'has-%s-font-size', $attributes['fontSize'] );
} elseif ( $has_custom_font_size ) {
// Add the custom font size inline style.
$font_sizes['inline_styles'] = sprintf( 'font-size: %spx;', $attributes['customFontSize'] );
}
return $font_sizes;
}
/**
* Renders the `core/navigation` block on server.
*
* @param array $attributes The block attributes.
* @param array $content The saved content.
* @param array $block The parsed block.
*
* @return string Returns the post content with the legacy widget added.
*/
function render_block_navigation( $attributes, $content, $block ) {
$colors = build_css_colors( $attributes );
$font_sizes = build_css_font_sizes( $attributes );
$classes = array_merge(
$colors['css_classes'],
$font_sizes['css_classes'],
array( 'wp-block-navigation' ),
isset( $attributes['className'] ) ? array( $attributes['className'] ) : array(),
isset( $attributes['itemsJustification'] ) ? array( 'items-justified-' . $attributes['itemsJustification'] ) : array(),
isset( $attributes['align'] ) ? array( 'align' . $attributes['align'] ) : array()
);
$class_attribute = sprintf( ' class="%s"', esc_attr( implode( ' ', $classes ) ) );
$style_attribute = ( $colors['inline_styles'] || $font_sizes['inline_styles'] )
? sprintf( ' style="%s"', esc_attr( $colors['inline_styles'] ) . esc_attr( $font_sizes['inline_styles'] ) )
: '';
return sprintf(
'<nav %1$s %2$s>%3$s</nav>',
$class_attribute,
$style_attribute,
build_navigation_html( $block, $colors, $font_sizes )
);
}
/**
* Walks the inner block structure and returns an HTML list for it.
*
* @param array $block The block.
* @param array $colors Contains inline styles and CSS classes to apply to navigation item.
* @param array $font_sizes Contains inline styles and CSS classes to apply to navigation item.
*
* @return string Returns an HTML list from innerBlocks.
*/
function build_navigation_html( $block, $colors, $font_sizes ) {
$html = '';
$classes = array_merge(
$colors['css_classes'],
$font_sizes['css_classes']
);
$css_classes = implode( ' ', $classes );
$class_attribute = sprintf( ' class="wp-block-navigation-link__content %s"', esc_attr( trim( $css_classes ) ) );
$style_attribute = ( $colors['inline_styles'] || $font_sizes['inline_styles'] )
? sprintf( ' style="%s"', esc_attr( $colors['inline_styles'] ) . esc_attr( $font_sizes['inline_styles'] ) )
: '';
foreach ( (array) $block['innerBlocks'] as $key => $block ) {
$html .= '<li class="wp-block-navigation-link">' .
'<a' . $class_attribute . $style_attribute;
// Start appending HTML attributes to anchor tag.
if ( isset( $block['attrs']['url'] ) ) {
$html .= ' href="' . esc_url( $block['attrs']['url'] ) . '"';
}
if ( isset( $block['attrs']['title'] ) ) {
$html .= ' title="' . esc_attr( $block['attrs']['title'] ) . '"';
}
if ( isset( $block['attrs']['opensInNewTab'] ) && true === $block['attrs']['opensInNewTab'] ) {
$html .= ' target="_blank" ';
}
// End appending HTML attributes to anchor tag.
// Start anchor tag content.
$html .= '>';
if ( isset( $block['attrs']['label'] ) ) {
$html .= esc_html( $block['attrs']['label'] );
}
$html .= '</a>';
// End anchor tag content.
if ( count( (array) $block['innerBlocks'] ) > 0 ) {
$html .= build_navigation_html( $block, $colors, $font_sizes );
}
$html .= '</li>';
}
return '<ul>' . $html . '</ul>';
}
/**
* Register the navigation block.
*
* @uses render_block_navigation()
* @throws WP_Error An WP_Error exception parsing the block definition.
*/
function register_block_core_navigation() {
register_block_type(
'core/navigation',
array(
'attributes' => array(
'className' => array(
'type' => 'string',
),
'textColor' => array(
'type' => 'string',
),
'customTextColor' => array(
'type' => 'string',
),
'fontSize' => array(
'type' => 'string',
),
'customFontSize' => array(
'type' => 'number',
),
'itemsJustification' => array(
'type' => 'string',
),
),
'render_callback' => 'render_block_navigation',
)
);
}
add_action( 'init', 'register_block_core_navigation' );

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@ -13,7 +13,7 @@
*
* @global string $wp_version
*/
$wp_version = '5.4-alpha-47175';
$wp_version = '5.4-alpha-47176';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.

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@ -263,6 +263,7 @@ require( ABSPATH . WPINC . '/blocks/calendar.php' );
require( ABSPATH . WPINC . '/blocks/categories.php' );
require( ABSPATH . WPINC . '/blocks/latest-comments.php' );
require( ABSPATH . WPINC . '/blocks/latest-posts.php' );
require( ABSPATH . WPINC . '/blocks/navigation.php' );
require( ABSPATH . WPINC . '/blocks/rss.php' );
require( ABSPATH . WPINC . '/blocks/search.php' );
require( ABSPATH . WPINC . '/blocks/shortcode.php' );