Filter: wu_allow_duplicate_signup

Filters whether to allow a duplicate signup when the customer already has an active membership.

Return true to allow the checkout to proceed. The default is false (block the signup).

Parameters

Name	Type	Description
$allow	`bool`	Whether to allow the duplicate signup.
$membership	`\WP_Ultimo\Models\Membership`	The existing active membership.
$customer	`\WP_Ultimo\Models\Customer`	The current customer.
$cart	`\WP_Ultimo\Checkout\Cart`	The cart being processed.