Initial Commit

inc/helpers/validation-rules/class-products.php

@@ -0,0 +1,66 @@
+<?php
+/**
+ * Adds a validation rule for products.
+ *
+ * @package WP_Ultimo
+ * @subpackage Helpers/Validation_Rules
+ * @since 2.0.4
+ */
+
+namespace WP_Ultimo\Helpers\Validation_Rules;
+
+use WP_Ultimo\Dependencies\Rakit\Validation\Rule;
+
+// Exit if accessed directly
+defined('ABSPATH') || exit;
+
+/**
+ * Validates products.
+ *
+ * @since 2.0.4
+ */
+class Products extends Rule {
+
+	/**
+	 * Error message to be returned when this value has been used.
+	 *
+	 * @since 2.0.4
+	 * @var string
+	 */
+	protected $message = '';
+
+	/**
+	 * Parameters that this rule accepts.
+	 *
+	 * @since 2.0.4
+	 * @var array
+	 */
+	protected $fillableParams = array(); // phpcs:ignore
+	/**
+	 * Performs the actual check.
+	 *
+	 * @since 2.0.4
+	 *
+	 * @param mixed $products Value being checked.
+	 */
+ public function check($products) : bool { // phpcs:ignore
+
+		$products = (array) $products;
+
+		$product_objects = array_map('wu_get_product', $products);
+
+		list($plan, $additional_products) = wu_segregate_products($product_objects);
+
+		if ($plan) {
+
+			return true;
+
+		} // end if;
+
+		$this->message = __('A plan is required.', 'wp-ultimo');
+
+		return false;
+
+	} // end check;
+
+} // end class Products;