Only load Stripe JS on product page when required

changelog.txt

@@ -5,6 +5,7 @@
 * Fix - Error when changing payment method for a subscription with new checkout experience.
 * Fix - Payment Requests are now updated correctly when updating items in the Cart Block.
 * Add - Support for WooCommerce Pre-Orders with new checkout experience.
+* Fix - Stripe JS is no longer loaded on cart and product pages when PRBs are disabled on those pages.
 * Tweak - Update the minimum required PHP version to 7.0 to reflect our L-2 support policy.
 * Fix - Add support for MYR (Malaysian ringgit) for Alipay.
 

includes/class-wc-gateway-stripe.php

@@ -404,6 +404,14 @@ public function payment_scripts() {
 			return;
 		}
 
+		if ( is_product() && ! WC_Stripe_Helper::should_load_scripts_on_product_page() ) {
+			return;
+		}
+
+		if ( is_cart() && ! WC_Stripe_Helper::should_load_scripts_on_cart_page() ) {
+			return;
+		}
+
 		// If Stripe is not enabled bail.
 		if ( 'no' === $this->enabled ) {
 			return;

includes/class-wc-stripe-helper.php

@@ -583,4 +583,22 @@ public static function should_enqueue_in_current_tab_section( $tab, $section ) {
 
 		return true;
 	}
+
+	public static function should_load_scripts_on_product_page() {
+		$prb_locations = self::get_settings( null, 'payment_request_button_locations' ) ?? [ 'product', 'cart' ];
+		if ( ! in_array( 'product', $prb_locations, true ) ) {
+			return apply_filters( 'wc_stripe_load_scripts_on_product_page_when_prbs_disabled', true );
+		}
+
+		return true;
+	}
+
+	public static function should_load_scripts_on_cart_page() {
+		$prb_locations = self::get_settings( null, 'payment_request_button_locations' ) ?? [ 'product', 'cart' ];
+		if ( ! in_array( 'cart', $prb_locations, true ) ) {
+			return apply_filters( 'wc_stripe_load_scripts_on_cart_page_when_prbs_disabled', true );
+		}
+
+		return true;
+	}
 }

includes/payment-methods/class-wc-stripe-upe-payment-gateway.php

@@ -193,6 +193,10 @@ public function payment_scripts() {
 			return;
 		}
 
+		if ( is_cart() && ! WC_Stripe_Helper::should_load_scripts_on_cart_page() ) {
+			return;
+		}
+
 		$asset_path   = WC_STRIPE_PLUGIN_PATH . '/build/checkout_upe.asset.php';
 		$version      = WC_STRIPE_VERSION;
 		$dependencies = [];

readme.txt

@@ -133,6 +133,7 @@ If you get stuck, you can ask for help in the Plugin Forum.
 * Fix - Error when changing payment method for a subscription with new checkout experience.
 * Fix - Payment Requests are now updated correctly when updating items in the Cart Block.
 * Add - Support for WooCommerce Pre-Orders with new checkout experience.
+* Fix - Stripe JS is no longer loaded on cart and product pages when PRBs are disabled on those pages.
 * Tweak - Update the minimum required PHP version to 7.0 to reflect our L-2 support policy.
 * Fix - Add support for MYR (Malaysian ringgit) for Alipay.