Pass checks argument to sensei_can_user_view_lesson filter

includes/sensei-functions.php

@@ -161,19 +161,29 @@ function sensei_can_user_view_lesson( $lesson_id = null, $user_id = null ) {
 							|| ( $user_can_view_course_content && $pre_requisite_complete )
 							|| $is_preview_lesson;
 
+	$checks = array(
+		'login_not_required'           => ! sensei_is_login_required(),
+		'user_has_all_access'          => sensei_all_access( $user_id ),
+		'user_can_view_course_content' => $user_can_view_course_content,
+		'pre_requisite_complete'       => $pre_requisite_complete,
+		'is_preview_lesson'            => $is_preview_lesson,
+	);
+
 	/**
 	 * Filter if the user can view lesson and quiz content.
 	 *
 	 * @since 1.9.0
+	 * @since $$next-version$$ Added $checks parameter.
 	 *
 	 * @hook sensei_can_user_view_lesson
 	 *
-	 * @param {bool} $can_user_view_lesson True if they can view lesson/quiz content.
-	 * @param {int}  $lesson_id            Lesson post ID.
-	 * @param {int}  $user_id              User ID.
+	 * @param {bool}  $can_user_view_lesson True if they can view lesson/quiz content.
+	 * @param {int}   $lesson_id            Lesson post ID.
+	 * @param {int}   $user_id              User ID.
+	 * $param {array} $checks               Array of checks that were made to determine access.
 	 * @return {bool} Filtered access.
 	 */
-	return apply_filters( 'sensei_can_user_view_lesson', $can_user_view_lesson, $lesson_id, $user_id );
+	return apply_filters( 'sensei_can_user_view_lesson', $can_user_view_lesson, $lesson_id, $user_id, $checks );
 }
 
 if ( ! function_exists( 'sensei_light_or_dark' ) ) {

tests/unit-tests/test-sensei-functions.php

@@ -2,11 +2,26 @@
 
 class Sensei_Functions_Test extends WP_UnitTestCase {
 
+	/**
+	 * Sensei factory.
+	 *
+	 * @var \Sensei_Factory
+	 */
+	protected $factory;
+
+	public function setUp(): void {
+		parent::setUp();
+
+		$this->factory = new \Sensei_Factory();
+	}
+
 	public function tearDown(): void {
 		// Ensure explicit theme support is removed.
 		remove_theme_support( 'sensei' );
 
 		parent::tearDown();
+
+		$this->factory->tearDown();
 	}
 
 	/**
@@ -108,6 +123,30 @@ public function testSenseiUserRegistrationUrl() {
 		);
 	}
 
+	public function testSenseiCanUserViewLesson_WhenCalled_FiresFilterWithChecksArgument() {
+		/* Arrange. */
+		$lesson_id = $this->factory->lesson->create();
+		$user_id   = $this->factory->user->create();
+
+		$has_checks = false;
+		$filter     = function ( $can_view_lesson, $lesson_id, $user_id, $checks ) use ( &$has_checks ) {
+			$has_checks = is_array( $checks ) && isset(
+				$checks[ 'login_not_required' ],
+				$checks[ 'user_has_all_access' ],
+				$checks[ 'user_can_view_course_content' ],
+				$checks[ 'pre_requisite_complete' ],
+				$checks[ 'is_preview_lesson' ]
+			);
+		};
+		add_filter( 'sensei_can_user_view_lesson', $filter, 10, 4 );
+
+		/* Act. */
+		sensei_can_user_view_lesson( $lesson_id, $user_id );
+
+		/* Assert. */
+		$this->assertTrue( $has_checks );
+	}
+
 	/**
 	 * Filter for setting theme to Twenty Sixteen.
 	 *