Incorrect return types definitions in external function mod_scorm_external::get_scorm_by_courses

Create a course with a teacher and a student. Create a couple of scorms activities, you can upload the sample packages found here https://github.com/moodle/moodle/tree/master/mod/scorm/tests/packages . Hide one of the activities. Use values different that the defaults for these fields: Display course structure in player (disabled), Display attempt status (entry page only) and Student skip content structure page (always) Enable "Mobile services": Plugins ► Web Services ► Mobile Create a Token for the teacher and the student: Click on Site administration ► Plugins ► Web services ► Manage tokens Next, you can do a couple of CURL REST call simulating a WS client with the teacher and the student user . You need to replace the wstoken, courseid and the URL of your moodle instance curl 'http://localhost/m/stable_master/webservice/rest/server.php?moodlewsrestformat=json' --data 'courseids%5B0%5D=4&wsfunction=mod_scorm_get_scorms_by_courses&wstoken=1b9cc9f44630b554bb2c9428b8744338' Note, you can use jsonlint.com to validate and format the json returned string or append "| python -m json.tool" to automatically format the command output Confirm that As student you only see the visible scorm activity and all the settings fields except 'updatefreq', 'timemodified', 'options', 'completionstatusrequired', 'completionscorerequired' and 'autocommit' As a teacher you see all the scorm activities and all the settings