view/block.php

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<?php

namespace GravityKit\GravityView\Gutenberg\Blocks;

use GravityKit\GravityView\Gutenberg\Blocks;
use GravityKit\GravityView\Foundation\Helpers\Arr;
use GFFormDisplay;

class View {
 /**
 * Modifies block meta.
 *
 * This method is called by class-gv-gutenberg.php before registering the block.
 *
 * @since $ver$
 *
 * @param array $block_meta
 *
 * @return array
 */
 public function modify_block_meta( $block_meta ) {
 return [
 'title' => __( 'GravityView View', 'gk-gravityview' ),
 'render_callback' => [ $this, 'render' ],
 'localization' => [
 'previewImage' => untrailingslashit( plugin_dir_url( __FILE__ ) ) . '/preview.svg'
 ]
 ];
 }

 /**
 * Renders [gravityview] shortcode.
 *
 * @since $ver$
 *
 * @param array $block_attributes
 *
 * @return string $output
 */
 static function render( $block_attributes = [] ) {
 $block_to_shortcode_attributes_map = [
 'viewId' => 'id',
 'postId' => 'post_id',
 'pageSize' => 'page_size',
 'sortField' => 'sort_field',
 'sortDirection' => 'sort_direction',
 'searchField' => 'search_field',
 'searchValue' => 'search_value',
 'searchOperator' => 'search_operator',
 'startDate' => 'start_date',
 'endDate' => 'end_date',
 'classValue' => 'class',
 'offset' => 'offset',
 'singleTitle' => 'single_title',
 'backLinkLabel' => 'back_link_label',
 ];

 if ( isset( $block_attributes['searchOperator'] ) && empty( $block_attributes['searchValue'] ) ) {
 unset( $block_attributes['searchOperator'] );
 }

 $shortcode_attributes = [];

 foreach ( $block_attributes as $attribute => $value ) {
 $value = esc_attr( sanitize_text_field( $value ) );

 if ( isset( $block_to_shortcode_attributes_map[ $attribute ] ) && ! empty( $value ) ) {
 $shortcode_attributes[] = sprintf(
 '%s="%s"',
 $block_to_shortcode_attributes_map[ $attribute ],
 str_replace( '"', '\"', $value )
 );
 }
 }

 $shortcode = sprintf( '[gravityview %s]', implode( ' ', $shortcode_attributes ) );

 if ( Arr::get( $block_attributes, 'previewAsShortcode' ) ) {
 return json_encode( [ 'content' => $shortcode, 'script' => '', 'styles' => '' ] );
 }

 // Gravity Forms outputs JS not wrapped in <script> tags that's then displayed in the block preview.
 // One of the situations where this happens is when a chained select field is added to the View search bar.
 if ( class_exists( 'GFFormDisplay' ) && defined( 'REST_REQUEST' ) && REST_REQUEST ) {
 $hooks_js_printed = GFFormDisplay::$hooks_js_printed;

 GFFormDisplay::$hooks_js_printed = true;

 $rendered_shortcode = Blocks::render_shortcode( $shortcode );

 GFFormDisplay::$hooks_js_printed = $hooks_js_printed;
 } else {
 $rendered_shortcode = Blocks::render_shortcode( $shortcode );
 }

 if ( ! defined( 'REST_REQUEST' ) || ! REST_REQUEST ) {
 return $rendered_shortcode['content'];
 }

 return json_encode( $rendered_shortcode );
 }
}