From bed7d80777a5360200e3beef9b371d54922ceaf7 Mon Sep 17 00:00:00 2001
From: Zia Fazal <zia.fazal@arbisoft.com>
Date: Thu, 16 Jul 2015 10:11:56 +0500
Subject: [PATCH] enable certificate generation for html certificates

Enable Student-Generated Certificates for HTML certs flow
---
 .../instructor/tests/test_certificates.py     | 17 +++++++++++
 .../instructor/views/instructor_dashboard.py  | 30 +++++++++++--------
 .../instructor_dashboard_2/certificates.html  |  2 ++
 3 files changed, 37 insertions(+), 12 deletions(-)

diff --git a/lms/djangoapps/instructor/tests/test_certificates.py b/lms/djangoapps/instructor/tests/test_certificates.py
index 84cae88433..22d8f7267f 100644
--- a/lms/djangoapps/instructor/tests/test_certificates.py
+++ b/lms/djangoapps/instructor/tests/test_certificates.py
@@ -7,6 +7,7 @@ import json
 from nose.plugins.attrib import attr
 from django.core.urlresolvers import reverse
 from django.test.utils import override_settings
+from django.conf import settings
 from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
 from xmodule.modulestore.tests.factories import CourseFactory
 from config_models.models import cache
@@ -94,6 +95,22 @@ class CertificatesInstructorDashTest(ModuleStoreTestCase):
             certs_api.set_cert_generation_enabled(self.course.id, True)
             self._assert_enable_certs_button(False)
 
+    @mock.patch.dict(settings.FEATURES, {'CERTIFICATES_HTML_VIEW': True})
+    def test_show_enabled_button_for_html_certs(self):
+        """
+        Tests `Enable Student-Generated Certificates` button is enabled
+        and `Generate Example Certificates` button is not available if
+        course has Web/HTML certificates view enabled.
+        """
+        self.course.cert_html_view_enabled = True
+        self.course.save()
+        self.store.update_item(self.course, self.global_staff.id)  # pylint: disable=no-member
+        self.client.login(username=self.global_staff.username, password="test")
+        response = self.client.get(self.url)
+        self.assertContains(response, 'Enable Student-Generated Certificates')
+        self.assertContains(response, 'enable-certificates-submit')
+        self.assertNotContains(response, 'Generate Example Certificates')
+
     def _assert_certificates_visible(self, is_visible):
         """Check that the certificates section is visible on the instructor dash. """
         response = self.client.get(self.url)
diff --git a/lms/djangoapps/instructor/views/instructor_dashboard.py b/lms/djangoapps/instructor/views/instructor_dashboard.py
index d783337b9a..19f89d6350 100644
--- a/lms/djangoapps/instructor/views/instructor_dashboard.py
+++ b/lms/djangoapps/instructor/views/instructor_dashboard.py
@@ -231,20 +231,25 @@ def _section_certificates(course):
         dict
 
     """
-    example_cert_status = certs_api.example_certificates_status(course.id)
+    example_cert_status = None
+    html_cert_enabled = certs_api.has_html_certificates_enabled(course.id, course)
+    if html_cert_enabled:
+        can_enable_for_course = True
+    else:
+        example_cert_status = certs_api.example_certificates_status(course.id)
 
-    # Allow the user to enable self-generated certificates for students
-    # *only* once a set of example certificates has been successfully generated.
-    # If certificates have been misconfigured for the course (for example, if
-    # the PDF template hasn't been uploaded yet), then we don't want
-    # to turn on self-generated certificates for students!
-    can_enable_for_course = (
-        example_cert_status is not None and
-        all(
-            cert_status['status'] == 'success'
-            for cert_status in example_cert_status
+        # Allow the user to enable self-generated certificates for students
+        # *only* once a set of example certificates has been successfully generated.
+        # If certificates have been misconfigured for the course (for example, if
+        # the PDF template hasn't been uploaded yet), then we don't want
+        # to turn on self-generated certificates for students!
+        can_enable_for_course = (
+            example_cert_status is not None and
+            all(
+                cert_status['status'] == 'success'
+                for cert_status in example_cert_status
+            )
         )
-    )
     instructor_generation_enabled = settings.FEATURES.get('CERTIFICATES_INSTRUCTOR_GENERATION', False)
 
     return {
@@ -254,6 +259,7 @@ def _section_certificates(course):
         'can_enable_for_course': can_enable_for_course,
         'enabled_for_course': certs_api.cert_generation_enabled(course.id),
         'instructor_generation_enabled': instructor_generation_enabled,
+        'html_cert_enabled': html_cert_enabled,
         'urls': {
             'generate_example_certificates': reverse(
                 'generate_example_certificates',
diff --git a/lms/templates/instructor/instructor_dashboard_2/certificates.html b/lms/templates/instructor/instructor_dashboard_2/certificates.html
index 9180a304d6..d67d3fe04b 100644
--- a/lms/templates/instructor/instructor_dashboard_2/certificates.html
+++ b/lms/templates/instructor/instructor_dashboard_2/certificates.html
@@ -3,6 +3,7 @@
 <div class="certificates-wrapper">
 
     <div class="example-certificates">
+        % if not section_data['html_cert_enabled']:
         <h2>${_('Example Certificates')}</h2>
 
         <div class="generate-example-certificates-wrapper">
@@ -13,6 +14,7 @@
                 <input type="submit" id="generate-example-certificates-submit" value="${_('Generate Example Certificates')}"/>
             </form>
         </div>
+        % endif
 
         % if section_data['example_certificate_status'] is not None:
         <div class="example-certificate-status-wrapper">