fix(recaptcha): skip script registration on TEC Community Events pages

includes/class-recaptcha.php

@@ -115,6 +115,13 @@ public static function get_script_url() {
 	 * Register the reCAPTCHA script.
 	 */
 	public static function register_scripts() {
+		// The Events Calendar Community Events loads its own reCAPTCHA api.js on its
+		// submission page. Two api.js loads with different site keys break reCAPTCHA,
+		// and Newspack's client does not protect TEC forms, so bail early rather
+		// than breaking TEC's own reCAPTCHA.
+		if ( \function_exists( 'tribe_is_community_edit_event_page' ) && \tribe_is_community_edit_event_page() ) {
+			return;
+		}
 		if ( self::can_use_captcha() ) {
 			\wp_enqueue_style(
 				self::SCRIPT_HANDLE,

tests/mocks/tec-community-events-mocks.php

@@ -0,0 +1,20 @@
+<?php
+/**
+ * The Events Calendar Community Events mocks.
+ *
+ * @package Newspack\Tests
+ */
+
+if ( ! function_exists( 'tribe_is_community_edit_event_page' ) ) {
+	/**
+	 * Stub for The Events Calendar Community Events plugin helper.
+	 *
+	 * Reads a global so tests can toggle the TEC community submission page state.
+	 *
+	 * @return bool
+	 */
+	function tribe_is_community_edit_event_page() {
+		global $newspack_test_is_tec_community_page;
+		return $newspack_test_is_tec_community_page ?? false;
+	}
+}

tests/unit-tests/recaptcha.php

@@ -0,0 +1,98 @@
+<?php
+/**
+ * Tests for the Recaptcha class.
+ *
+ * @package Newspack\Tests
+ */
+
+use Newspack\Recaptcha;
+
+require_once NEWSPACK_ABSPATH . 'tests/mocks/tec-community-events-mocks.php';
+
+/**
+ * Class Test_Recaptcha
+ */
+class Test_Recaptcha extends WP_UnitTestCase {
+	/**
+	 * Reset options, enqueued scripts, and the TEC page global before each test.
+	 */
+	public function set_up() {
+		parent::set_up();
+		delete_option( 'newspack_recaptcha_use_captcha' );
+		delete_option( 'newspack_recaptcha_version' );
+		delete_option( 'newspack_recaptcha_credentials' );
+		wp_dequeue_script( 'newspack-recaptcha' );
+		wp_dequeue_script( 'newspack-recaptcha-api' );
+		wp_deregister_script( 'newspack-recaptcha' );
+		wp_deregister_script( 'newspack-recaptcha-api' );
+		wp_dequeue_style( 'newspack-recaptcha' );
+		wp_deregister_style( 'newspack-recaptcha' );
+		$GLOBALS['newspack_test_is_tec_community_page'] = false;
+	}
+
+	/**
+	 * Configure valid reCAPTCHA v3 credentials so can_use_captcha() returns true.
+	 */
+	private function enable_recaptcha() {
+		update_option( 'newspack_recaptcha_use_captcha', true );
+		update_option( 'newspack_recaptcha_version', 'v3' );
+		update_option(
+			'newspack_recaptcha_credentials',
+			[
+				'v3'           => [
+					'site_key'    => 'test_key',
+					'site_secret' => 'test_secret',
+				],
+				'v2_invisible' => [
+					'site_key'    => '',
+					'site_secret' => '',
+				],
+			]
+		);
+	}
+
+	/**
+	 * Normal front-end pages should enqueue Google's reCAPTCHA api.js.
+	 */
+	public function test_enqueues_api_script_on_normal_page() {
+		$this->enable_recaptcha();
+		$GLOBALS['newspack_test_is_tec_community_page'] = false;
+
+		Recaptcha::register_scripts();
+
+		$this->assertTrue(
+			wp_script_is( 'newspack-recaptcha-api', 'enqueued' ),
+			'reCAPTCHA api.js should be enqueued on a normal page when reCAPTCHA is enabled.'
+		);
+	}
+
+	/**
+	 * The TEC Community Events submission page should bail out and not enqueue api.js.
+	 */
+	public function test_skips_api_script_on_tec_community_page() {
+		$this->enable_recaptcha();
+		$GLOBALS['newspack_test_is_tec_community_page'] = true;
+
+		Recaptcha::register_scripts();
+
+		$this->assertFalse(
+			wp_script_is( 'newspack-recaptcha-api', 'enqueued' ),
+			'reCAPTCHA api.js should NOT be enqueued on TEC Community Events submission pages.'
+		);
+	}
+
+	/**
+	 * When reCAPTCHA is disabled, api.js should never be enqueued regardless of page.
+	 */
+	public function test_does_not_enqueue_when_recaptcha_disabled() {
+		delete_option( 'newspack_recaptcha_use_captcha' );
+		$GLOBALS['newspack_test_is_tec_community_page'] = false;
+
+		Recaptcha::register_scripts();
+
+		$this->assertFalse(
+			wp_script_is( 'newspack-recaptcha-api', 'enqueued' ),
+			'reCAPTCHA api.js should not be enqueued when reCAPTCHA is disabled.'
+		);
+	}
+}