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<?php
/**
* Gutenberg
*
* @package WP Grid Builder
* @author Loïc Blascos
* @copyright 2019-2023 Loïc Blascos
*/
namespace WP_Grid_Builder\Includes;
// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* Add Gutenberg blocks
*
* @class WP_Grid_Builder\Includes\Gutenberg
* @since 1.0.0
*/
class Gutenberg {
/**
* Constructor
*
* @since 1.0.0
* @access public
*/
public function __construct() {
global $wp_version;
$is_wp_5_8 = version_compare( $wp_version, '5.8', '>=' );
$cats_hook = $is_wp_5_8 ? 'block_categories_all' : 'block_categories';
add_action( 'init', [ $this, 'register_block' ] );
add_filter( $cats_hook, [ $this, 'block_category' ], 10, 2 );
add_action( 'enqueue_block_editor_assets', [ $this, 'editor_assets' ] );
}
/**
* Register blocks
*
* @since 1.0.0
* @access public
*/
public function register_block() {
if ( ! function_exists( 'register_block_type' ) ) {
return;
}
register_block_type(
'wp-grid-builder/grid',
[
'editor_script' => WPGB_SLUG . '-editor',
'render_callback' => [ $this, 'render_grid' ],
'attributes' => [
'is_main_query' => [
'type' => 'boolean',
'default' => false,
],
'is_gutenberg' => [
'type' => 'boolean',
'default' => is_admin(),
],
'className' => [
'type' => 'string',
'default' => '',
],
'align' => [
'type' => 'string',
'default' => 'none',
],
'id' => [
'type' => 'number',
'default' => '',
],
],
]
);
register_block_type(
'wp-grid-builder/template',
[
'editor_script' => WPGB_SLUG . '-editor',
'render_callback' => [ $this, 'render_template' ],
'attributes' => [
'className' => [
'type' => 'string',
'default' => '',
],
'align' => [
'type' => 'string',
'default' => 'none',
],
'id' => [
'type' => 'string',
'default' => '',
],
],
]
);
register_block_type(
'wp-grid-builder/facet',
[
'editor_script' => WPGB_SLUG . '-editor',
'render_callback' => [ $this, 'render_facet' ],
'attributes' => [
'className' => [
'type' => 'string',
'default' => '',
],
'align' => [
'type' => 'string',
'default' => 'none',
],
'grid' => [
'type' => [ 'string', 'number' ],
'default' => '',
],
'id' => [
'type' => 'number',
'default' => '',
],
],
]
);
}
/**
* Add custom category for blocks
*
* @since 1.0.0
* @access public
*
* @param array $categories Holds Gutenberg categories.
* @param object $post Holds post object.
* @return array
*/
public function block_category( $categories, $post ) {
return array_merge(
$categories,
[
[
'slug' => 'wp_grid_builder',
'title' => WPGB_NAME,
],
]
);
}
/**
* Enqueue Gutenberg block assets
*
* @since 1.0.0
* @access public
*/
public function editor_assets() {
wp_enqueue_script(
WPGB_SLUG . '-editor',
WPGB_URL . 'admin/assets/js/gutenberg.js',
[ 'wp-api-fetch', 'wp-blocks', 'wp-components', 'wp-data', 'wp-element', 'wp-i18n', 'wp-url' ],
WPGB_VERSION,
true
);
wp_enqueue_style(
WPGB_SLUG . '-editor',
WPGB_URL . 'admin/assets/css/gutenberg.css',
[ 'wp-edit-blocks' ],
WPGB_VERSION
);
$this->localize_script();
$this->set_translations();
}
/**
* Localize script
*
* @since 1.6.8 mainQuery argument for FSE editor.
* @since 1.0.0
* @access public
*/
public function localize_script() {
$data = array_merge(
apply_filters( 'wp_grid_builder/frontend/localize_script', [] ),
[
'adminUrl' => admin_url( 'admin.php' ),
'frontStyles' => wpgb_get_styles(),
'frontScripts' => wpgb_get_scripts(),
'renderBlocks' => (bool) wpgb_get_option( 'render_blocks' ),
'templates' => array_keys( apply_filters( 'wp_grid_builder/templates', [] ) ),
'history' => false,
'hasGrids' => true,
'hasFacets' => true,
'hasLightbox' => true,
'shadowGrids' => [],
'mainQuery' => $this->get_main_query_args(),
]
);
wp_localize_script( 'wp-blocks', WPGB_SLUG . '_settings', $data );
}
/**
* Set block script translations
*
* @since 1.0.0
*/
public function set_translations() {
if ( ! function_exists( 'wp_set_script_translations' ) ) {
return;
}
wp_set_script_translations( WPGB_SLUG . '-editor', 'wp-grid-builder', WPGB_PATH . 'languages' );
}
/**
* Get default main query argument
*
* @since 1.6.8
* @return array
*/
public function get_main_query_args() {
return [
'post_type' => 'post',
'post_status' => 'publish',
'posts_per_page' => get_option( 'posts_per_page', 10 ),
];
}
/**
* Setup main query arguments in grid for FSE editor
*
* @since 1.6.8
*
* @param array $attributes Holds block attributes.
* @return array
*/
public function set_grid_attributes( $attributes ) {
if ( empty( $attributes['is_gutenberg'] ) || empty( $attributes['is_main_query'] ) ) {
return $attributes;
}
unset( $attributes['is_main_query'] );
return array_merge( $this->get_main_query_args(), $attributes );
}
/**
* Render grid block
*
* @since 1.0.0
* @access public
*
* @param array $attributes Holds block attributes.
* @return string
*/
public function render_grid( $attributes ) {
$attributes = $this->set_grid_attributes( $attributes );
ob_start();
wpgb_render_grid( $attributes );
$this->enqueue_styles( $attributes );
return ob_get_clean();
}
/**
* Render template block
*
* @since 1.0.0
* @access public
*
* @param array $attributes Holds block attributes.
* @return string
*/
public function render_template( $attributes ) {
ob_start();
wpgb_render_template( $attributes );
return ob_get_clean();
}
/**
* Render grid block
*
* @since 1.0.0
* @access public
*
* @param array $attributes Holds block attributes.
* @return string
*/
public function render_facet( $attributes ) {
ob_start();
wpgb_render_facet( $attributes );
return ob_get_clean();
}
/**
* Enqueue block styles in Gutenberg editor
*
* @since 1.0.0
* @access public
*
* @param array $attributes Holds block attributes.
*/
public function enqueue_styles( $attributes ) {
// Make sure we are rendering Gutenberg block.
if ( empty( $attributes['is_gutenberg'] ) ) {
return;
}
// Make sure we are editing in Gutenberg (ServerSideRender component).
// It prevents to render styles on load if there are grids/facets in content.
// phpcs:ignore WordPress.Security.NonceVerification.Recommended
if ( empty( $_GET['context'] ) || 'edit' !== $_GET['context'] ) {
return;
}
// Enqueue plugin styles.
wpgb_enqueue_styles();
// Add inline styles generated by a grid only.
$styles = wp_styles();
$styles->print_inline_style( WPGB_SLUG . '-style' );
$styles->do_item( WPGB_SLUG . '-grids' );
$styles->do_item( WPGB_SLUG . '-fonts' );
}
}