Added error message in enrollment tab ccx coach dashboard

lms/djangoapps/ccx/tests/test_views.py

@@ -79,6 +79,7 @@ def ccx_dummy_request():
 
 
 @attr('shard_1')
+@ddt.ddt
 class TestCoachDashboard(SharedModuleStoreTestCase, LoginEnrollmentTestCase):
     """
     Tests for Custom Courses views.
@@ -387,6 +388,35 @@ class TestCoachDashboard(SharedModuleStoreTestCase, LoginEnrollmentTestCase):
             ).exists()
         )
 
+    @ddt.data("dummy_student_id", "xyz@gmail.com")
+    def test_manage_add_single_invalid_student(self, student_id):
+        """enroll a single non valid student
+        """
+        self.make_coach()
+        ccx = self.make_ccx()
+        course_key = CCXLocator.from_course_locator(self.course.id, ccx.id)
+        url = reverse(
+            'ccx_manage_student',
+            kwargs={'course_id': course_key}
+        )
+        redirect_url = reverse(
+            'ccx_coach_dashboard',
+            kwargs={'course_id': course_key}
+        )
+        data = {
+            'student-action': 'add',
+            'student-id': u','.join([student_id, ]),  # pylint: disable=no-member
+        }
+        response = self.client.post(url, data=data, follow=True)
+
+        error_message = 'Could not find a user with name or email "{student_id}" '.format(
+            student_id=student_id
+        )
+        self.assertContains(response, error_message, status_code=200)
+
+        # we were redirected to our current location
+        self.assertRedirects(response, redirect_url, status_code=302)
+
     def test_manage_add_single_student(self):
         """enroll a single student who is a member of the class already
         """

lms/djangoapps/ccx/views.py

@@ -131,7 +131,7 @@ def dashboard(request, course, ccx=None):
         context['schedule'] = json.dumps(schedule, indent=4)
         context['save_url'] = reverse(
             'save_ccx', kwargs={'course_id': ccx_locator})
-        context['ccx_members'] = CourseEnrollment.objects.filter(course_id=ccx_locator)
+        context['ccx_members'] = CourseEnrollment.objects.filter(course_id=ccx_locator, is_active=True)
         context['gradebook_url'] = reverse(
             'ccx_gradebook', kwargs={'course_id': ccx_locator})
         context['grades_csv_url'] = reverse(
@@ -440,6 +440,30 @@ def ccx_invite(request, course, ccx=None):
     return redirect(url)
 
 
+def validate_student_email(email):
+    """
+    validate student's email id
+    """
+    error_message = None
+    try:
+        validate_email(email)
+    except ValidationError:
+        log.info(
+            'Invalid user name or email when trying to enroll student: %s',
+            email
+        )
+        if email:
+            error_message = _(
+                'Could not find a user with name or email "{email}" '
+            ).format(email=email)
+        else:
+            error_message = _(
+                'Please enter a valid username or email.'
+            )
+
+    return error_message
+
+
 @ensure_csrf_cookie
 @cache_control(no_cache=True, no_store=True, must_revalidate=True)
 @coach_dashboard
@@ -452,29 +476,32 @@ def ccx_student_management(request, course, ccx=None):
     action = request.POST.get('student-action', None)
     student_id = request.POST.get('student-id', '')
     user = email = None
+    error_message = ""
+    course_key = CCXLocator.from_course_locator(course.id, ccx.id)
     try:
         user = get_student_from_identifier(student_id)
     except User.DoesNotExist:
         email = student_id
+        error_message = validate_student_email(email)
+        if email and not error_message:
+            error_message = _(
+                'Could not find a user with name or email "{email}" '
+            ).format(email=email)
     else:
         email = user.email
+        error_message = validate_student_email(email)
 
-    course_key = CCXLocator.from_course_locator(course.id, ccx.id)
-    try:
-        validate_email(email)
+    if error_message is None:
         if action == 'add':
             # by decree, no emails sent to students added this way
             # by decree, any students added this way are auto_enrolled
             enroll_email(course_key, email, auto_enroll=True, email_students=False)
         elif action == 'revoke':
             unenroll_email(course_key, email, email_students=False)
-    except ValidationError:
-        log.info('Invalid user name or email when trying to enroll student: %s', email)
+    else:
+        messages.error(request, error_message)
 
-    url = reverse(
-        'ccx_coach_dashboard',
-        kwargs={'course_id': course_key}
-    )
+    url = reverse('ccx_coach_dashboard', kwargs={'course_id': course_key})
     return redirect(url)
 
 

lms/templates/ccx/coach_dashboard.html

@@ -22,6 +22,7 @@ from django.core.urlresolvers import reverse
     <section class="instructor-dashboard-content-2" id="ccx-coach-dashboard-content">
       <h1>${_("CCX Coach Dashboard")}</h1>
 
+      %if not ccx:
         % if messages:
           <ul class="messages">
             % for message in messages:
@@ -33,8 +34,6 @@ from django.core.urlresolvers import reverse
             % endfor
           </ul>
         % endif
-
-      %if not ccx:
         <section>
           <form action="${create_ccx_url}" method="POST">
             <input type="hidden" name="csrfmiddlewaretoken" value="${csrf_token}"/>
@@ -151,5 +150,9 @@ from django.core.urlresolvers import reverse
 
   $(setup_tabs);
   $(setup_management_form)
-
+  $( document ).ready(function() {
+    if ($('#ccx_std_list_messages').length) {
+      $('#ccx_std_list_messages')[0].focus();
+    }
+  });
 </script>

lms/templates/ccx/enrollment.html

@@ -46,13 +46,21 @@
   </form>
 </div>
 
-<div class="member-lists-management" style="float:left;width:50%" aria-live="polite">
+<div class="member-lists-management" style="float:left;width:50%">
   <form method="POST" action="ccx_manage_student">
   <input type="hidden" name="csrfmiddlewaretoken" value="${ csrf_token }">
   <div class="auth-list-container active">
     <div class="member-list-widget">
       <div class="member-list">
         <h2> ${_("Student List Management")}</h2>
+        %if messages:
+          <label for="ccx_std_list_messages" class="sr">${_("CCX student list management response message")}</label>
+          <div id="ccx_std_list_messages" tabindex="-1" class="request-response-error">
+            %for message in messages:
+              ${message}
+            %endfor
+          </div>
+        %endif
         <table>
           <thead>
             <tr>
@@ -66,7 +74,7 @@
             <tr>
               <td>${member.user}</td>
               <td>${member.user.email}</td>
-              <td><div class="revoke"><i class="fa fa-times-circle" aria-hidden="true"></i> Revoke access</div></td>
+              <td><a class="revoke"><i class="fa fa-times-circle" aria-hidden="true"></i> ${_("Revoke access")}</a></td>
             </tr>
             %endfor
           </tbody>