✏️ Editing: admin-product.php Writable

<?php

namespace ShopEngine\Modules\Swatches;

use ShopEngine\Traits\Singleton;

defined('ABSPATH') || exit;

class Admin_Product {

use Singleton;

public function init() {

add_action('woocommerce_product_option_terms', [$this, 'get_option_terms_product'], 10, 2);

add_action('wp_ajax_shopengine_add_new_attribute', [$this, 'add_attribute_by_ajax']);

add_action('admin_footer', [$this, 'shopengine_term_template']);
	}

public function get_option_terms_product($taxonomy, $index) {

$types = Swatches::instance()->get_available_types();

if(!array_key_exists($taxonomy->attribute_type, $types)) {
			return;
		}

$taxonomy_name = wc_attribute_taxonomy_name($taxonomy->attribute_name);

global $thepostid;
		//phpcs:ignore WordPress.Security.NonceVerification.Missing  -- This hook can access only admin and not possible nonce here
		$product_id = isset($_POST['post_id']) ? absint($_POST['post_id']) : $thepostid; ?>

<select multiple="multiple" data-placeholder="<?php esc_attr_e('Select terms', 'shopengine'); ?>"
                class="multiselect attribute_values wc-enhanced-select"
                name="attribute_values[<?php echo esc_attr( $index ); ?>][]">
			<?php

$all_terms = get_terms($taxonomy_name, apply_filters('woocommerce_product_attribute_terms', ['orderby' => 'name', 'hide_empty' => false]));

if($all_terms) {
				foreach($all_terms as $term) {
					echo '<option value="' . esc_attr($term->term_id) . '" ' . selected(has_term(absint($term->term_id), $taxonomy_name, $product_id), true, false) . '>' . esc_html(apply_filters('woocommerce_product_attribute_term_name', $term->name, $term)) . '</option>';
				}
			}
			?>
        </select>
        <button class="button plus select_all_attributes"><?php esc_html_e('Select all', 'shopengine'); ?></button>
        <button class="button minus select_no_attributes"><?php esc_html_e('Select none', 'shopengine'); ?></button>
        <button class="button fr plus shopengine_assign_new_attribute" data-type="<?php echo esc_attr( $taxonomy->attribute_type ) ?>">
			<?php esc_html_e('Add new', 'shopengine'); ?>
        </button>

<?php
	}

public function add_attribute_by_ajax() {

$nonce  = isset($_POST['nonce']) ? sanitize_key($_POST['nonce']) : '';
		$tax    = isset($_POST['taxonomy']) ? sanitize_key($_POST['taxonomy']) : '';
		$type   = isset($_POST['type']) ? sanitize_key($_POST['type']) : '';
		$name   = isset($_POST['name']) ? sanitize_text_field(wp_unslash($_POST['name'])) : '';
		$slug   = isset($_POST['slug']) ? sanitize_key($_POST['slug']) : '';
		$swatch = isset($_POST['swatch']) ? sanitize_text_field(wp_unslash($_POST['swatch'])) : '';

if(!wp_verify_nonce($nonce, 'shopengine_nonce_add_attribute')) {
			wp_send_json_error(esc_html__('Request denied', 'shopengine'));
		}

if(empty($name) || empty($swatch) || empty($tax) || empty($type)) {
			wp_send_json_error(esc_html__('Insufficient data', 'shopengine'));
		}

if(!taxonomy_exists($tax)) {
			wp_send_json_error(esc_html__('Taxonomy is not exists', 'shopengine'));
		}

if(term_exists($name, $tax)) {
			wp_send_json_error(esc_html__('Term already exists', 'shopengine'));
		}

$term = wp_insert_term($name, $tax, ['slug' => $slug]);

if(is_wp_error($term)) {

wp_send_json_error($term->get_error_message());

} else {
			$term = get_term_by('id', $term['term_id'], $tax);
			update_term_meta($term->term_id, $type, $swatch);
		}

wp_send_json_success(
			[
				'msg'  => esc_html__('Successfully added', 'shopengine'),
				'id'   => $term->term_id,
				'slug' => $term->slug,
				'name' => $term->name,
			]
		);
	}

public function shopengine_term_template() {

global $pagenow, $post;

if($pagenow != 'post.php' || (isset($post) && get_post_type($post->ID) != 'product')) {
			return;
		}
		?>

</div>
                    <div class="hidden shopengine_term__tax"></div>

</script>

<div class="shopengine_term_img_thumbnail" style="float:left;margin-right:10px;">
                <img src="<?php echo esc_url(Helper::get_dummy()) ?>" width="60px" height="60px" alt="<?php esc_attr_e('swatch term thumbnail','shopengine'); ?>"/>
            </div>

</script>

</script>

</script>
		<?php
	}
}

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