gpls-set-limit-by-woo-product-purchase-count.php: Added new snippet.

gp-limit-submissions/gpls-set-limit-by-woo-product-purchase-count.php

@@ -0,0 +1,50 @@
+<?php
+/**
+ * Gravity Perks // Limit Submissions // Dynamically Set Limit by User WooCommerce Product Purchase Count
+ * https://gravitywiz.com/documentaiton/gravity-forms-limit-submissions/
+ *
+ * Dynamically set the limit by how many times the current user has purchased a specific WooCommerce product.
+ * This is useful when a user must complete a form once each time they purchase the product.
+ * Note: This requires users to be logged in, so does not work for guest purchases.
+ *
+ * Instructions:
+ *
+ * 1. Install the snippet.
+ *    https://gravitywiz.com/documentation/managing-snippets/
+ *
+ * 2. Configure the snippet based on inline instructions.
+ */
+// Update "123" to your form ID.
+add_filter( 'gpls_rule_groups_123', function ( $rule_groups ) {
+
+	$target_product_id = 4; // Update "4" to your Woo product ID
+
+	$current_user_id = get_current_user_id();
+	if ( ! $current_user_id ) {
+		$rule_groups[0]->limit = 0;
+		return $rule_groups;
+	}
+
+	$customer_orders = wc_get_orders(
+		array(
+			'limit'    => -1,
+			'status'   => array( 'completed', 'processing' ),
+			'customer' => $current_user_id,
+		)
+	);
+
+	$purchase_count = 0;
+	foreach ( $customer_orders as $customer_order ) {
+		$order       = wc_get_order( $customer_order->get_id() );
+		$order_items = $order->get_items();
+		foreach ( $order_items as $item ) {
+			$product_id = $item->get_product_id();
+			if ( (int) $item->get_product_id() === (int) $target_product_id ) {
+				$purchase_count += absint( $item->get_quantity() );
+			}
+		}
+	}
+
+	$rule_groups[0]->limit = (int) $purchase_count;
+	return $rule_groups;
+} );