'shipping', 'message' => 'error' ) ) );
exit;
}
$order = isset( $_POST['method_order'] ) && is_array( $_POST['method_order'] )
? array_map( 'sanitize_text_field', wp_unslash( $_POST['method_order'] ) )
: array();
$raw_rules = isset( $_POST['rule'] ) && is_array( $_POST['rule'] )
? array_map( 'sanitize_text_field', wp_unslash( $_POST['rule'] ) )
: array();
$known_methods = WC_EDM_Helpers::get_all_shipping_methods();
// Rules are replaced wholesale: only methods with an explicit show/hide choice are stored.
$rules = array();
foreach ( $order as $index => $method_id ) {
if ( ! isset( $known_methods[ $method_id ] ) ) {
continue;
}
$action = isset( $raw_rules[ $method_id ] ) ? $raw_rules[ $method_id ] : '';
if ( ! in_array( $action, array( 'show', 'hide' ), true ) ) {
continue;
}
$rules[] = array(
'shipping_method_id' => $method_id,
'action' => $action,
'sort_order' => $index,
);
}
WC_EDM_DB::replace_shipping_rules( $group_id, $rules );
wp_safe_redirect(
WC_EDM_Helpers::admin_url(
array(
'tab' => 'shipping',
'group_id' => $group_id,
'message' => 'saved',
)
)
);
exit;
}
/**
* Render the shipping rules tab.
*/
public function render() {
$groups = WC_EDM_DB::get_groups();
?>
render_rules_form( $group_id );
}
/**
* Render the rules form for a selected group.
*
* @param int $group_id Group ID.
*/
private function render_rules_form( $group_id ) {
$methods = WC_EDM_Helpers::get_all_shipping_methods();
$rules = WC_EDM_DB::get_shipping_rules( $group_id );
if ( empty( $methods ) ) {
echo '' . esc_html__( 'No shipping methods found. Configure shipping zones in WooCommerce first.', 'wc-email-discount' ) . '
';
return;
}
// Existing rules by method id, and the display order: ruled methods first (by sort_order), then the rest.
$rules_by_method = array();
foreach ( $rules as $rule ) {
$rules_by_method[ $rule->shipping_method_id ] = $rule;
}
$ordered_keys = array_merge(
array_values( array_intersect( array_keys( $rules_by_method ), array_keys( $methods ) ) ),
array_values( array_diff( array_keys( $methods ), array_keys( $rules_by_method ) ) )
);
?>