@Override
public ActionResult execute() throws EntityDoesNotExistException {
String newCourseId = getRequestParamValue(Const.ParamsNames.COURSE_ID);
Assumption.assertNotNull(newCourseId);
String newCourseName = getRequestParamValue(Const.ParamsNames.COURSE_NAME);
Assumption.assertNotNull(newCourseName);
/* Check if user has the right to execute the action */
new GateKeeper().verifyInstructorPrivileges(account);
/* Create a new course in the database */
data = new InstructorCoursesPageData(account);
CourseAttributes newCourse = new CourseAttributes(newCourseId, newCourseName);
createCourse(newCourse);
/* Prepare data for the refreshed page after executing the adding action */
List<CourseDetailsBundle> allCourses =
new ArrayList<CourseDetailsBundle>(
logic.getCourseSummariesForInstructor(data.account.googleId).values());
CourseDetailsBundle.sortDetailedCoursesByCourseId(allCourses);
List<CourseDetailsBundle> activeCourses =
logic.extractActiveCourses(allCourses, data.account.googleId);
List<CourseDetailsBundle> archivedCourses =
logic.extractArchivedCourses(allCourses, data.account.googleId);
String CourseIdToShowParam = "";
String CourseNameToShowParam = "";
if (isError) { // there is error in adding the course
CourseIdToShowParam = Sanitizer.sanitizeForHtml(newCourse.id);
CourseNameToShowParam = Sanitizer.sanitizeForHtml(newCourse.name);
List<String> statusMessageTexts = new ArrayList<String>();
for (StatusMessage msg : statusToUser) {
statusMessageTexts.add(msg.getText());
}
statusToAdmin = StringHelper.toString(statusMessageTexts, "<br>");
} else {
statusToAdmin = "Course added : " + newCourse.id;
statusToAdmin += "<br>Total courses: " + allCourses.size();
}
List<CourseAttributes> courseList = logic.getCoursesForInstructor(data.account.googleId);
Map<String, InstructorAttributes> instructorsForCourses =
new HashMap<String, InstructorAttributes>();
for (CourseAttributes course : courseList) {
instructorsForCourses.put(
course.id, logic.getInstructorForGoogleId(course.id, data.account.googleId));
}
data.init(
activeCourses,
archivedCourses,
instructorsForCourses,
CourseIdToShowParam,
CourseNameToShowParam);
return createShowPageResult(Const.ViewURIs.INSTRUCTOR_COURSES, data);
}
@Test
public void testValidate() {
EvaluationAttributes e = new EvaluationAttributes();
e.courseId = "";
e.name = "";
e.instructions = new Text("Instruction to students.");
e.startTime = TimeHelper.getDateOffsetToCurrentTime(1);
e.endTime = TimeHelper.getDateOffsetToCurrentTime(2);
e.activated = false;
e.published = false;
e.timeZone = 0.0;
e.gracePeriod = 5;
e.p2pEnabled = true;
assertEquals("invalid values", false, e.isValid());
String errorMessage =
String.format(COURSE_ID_ERROR_MESSAGE, e.courseId, REASON_EMPTY)
+ EOL
+ String.format(EVALUATION_NAME_ERROR_MESSAGE, e.name, REASON_EMPTY);
assertEquals("valid values", errorMessage, StringHelper.toString(e.getInvalidityInfo()));
e.courseId = "valid-course";
e.name = "valid name";
e.instructions = new Text("valid instructions");
assertTrue("valid, minimal properties", e.isValid());
assertEquals("valid values", true, e.isValid());
e.startTime = null;
try {
e.getInvalidityInfo();
signalFailureToDetectException("null start time not detected");
} catch (AssertionError e1) {
ignoreExpectedException();
}
e.startTime = TimeHelper.getDateOffsetToCurrentTime(1);
e.endTime = null;
try {
e.getInvalidityInfo();
signalFailureToDetectException("null end time not detected");
} catch (AssertionError e1) {
ignoreExpectedException();
}
// SUCCESS : end == start
e.endTime = TimeHelper.getDateOffsetToCurrentTime(1);
e.startTime = e.endTime;
assertTrue(e.isValid());
// FAIL : end before start
e.endTime = TimeHelper.getDateOffsetToCurrentTime(1);
e.startTime = TimeHelper.getDateOffsetToCurrentTime(2);
assertFalse(e.isValid());
errorMessage =
String.format(
TIME_FRAME_ERROR_MESSAGE, END_TIME_FIELD_NAME, EVALUATION_NAME, START_TIME_FIELD_NAME);
assertEquals(errorMessage, StringHelper.toString(e.getInvalidityInfo()));
// FAIL : published before endtime: invalid
e.published = true;
e.startTime = TimeHelper.getDateOffsetToCurrentTime(0);
e.endTime = TimeHelper.getMsOffsetToCurrentTime(5);
assertFalse(e.isValid());
assertEquals(
FieldValidator.EVALUATION_END_TIME_ERROR_MESSAGE,
StringHelper.toString(e.getInvalidityInfo()));
// SUCCESS : just after endtime and published: valid
e.startTime = TimeHelper.getDateOffsetToCurrentTime(-1);
e.endTime = TimeHelper.getMsOffsetToCurrentTime(-5);
e.published = true;
assertTrue(e.isValid());
// FAIL : activated before start time: invalid
e.startTime = TimeHelper.getDateOffsetToCurrentTime(1);
e.endTime = TimeHelper.getDateOffsetToCurrentTime(2);
e.published = false;
e.activated = true;
assertFalse(e.isValid());
assertEquals(
FieldValidator.EVALUATION_START_TIME_ERROR_MESSAGE,
StringHelper.toString(e.getInvalidityInfo()));
}