entry-field/block.php

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<?php

namespace GravityKit\GravityView\Gutenberg\Blocks;

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

class EntryField {
    /**
     * 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 Entry Field', 'gk-gravityview' ),
            'render_callback' => [ $this, 'render' ],
            'localization'    => [
                'previewImage' => untrailingslashit( plugin_dir_url( __FILE__ ) ) . '/preview.svg'
            ]
        ];
    }

    /**
     * Renders [gvfield] shortcode.
     *
     * @since $ver$
     *
     * @param array $block_attributes
     *
     * @return string $output
     */
    static function render( $block_attributes = [] ) {
        $block_to_shortcode_attributes_map = [
            'viewId'                => 'view_id',
            'entryId'               => 'entry_id',
            'fieldId'               => 'field_id',
            'fieldSettingOverrides' => 'field_setting_overrides',
        ];

        $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 ) ) {
                if ( 'field_setting_overrides' === $attribute ) {
                    $shortcode_attributes[] = $value;
                } else {
                    $shortcode_attributes[] = sprintf(
                        '%s="%s"',
                        $block_to_shortcode_attributes_map[ $attribute ],
                        str_replace( '"', '\"', $value )
                    );
                }
            }
        }

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

        if ( Arr::get( $block_attributes, 'previewAsShortcode' ) ) {
            return $shortcode;
        }

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

        return $rendered_shortcode['content'];
    }
}