Add File Views metric to project sidebar

Author: lukepayyapilli

physionet-django/project/templates/project/published_project.html

@@ -242,6 +242,14 @@ <h5 class="card-header">Discovery</h5>
           </div>
         </div>
 
+        <div class="card my-4">
+          <h5 class="card-header">Metrics</h5>
+          <div class="card-body text-center">
+            <h2 class="mb-0">{{ file_views_count }}</h2>
+            <small class="text-muted">File Views</small>
+          </div>
+        </div>
+
         <div class="card my-4">
           <h5 class="card-header">Corresponding Author</h5>
           <div class="card-body">

physionet-django/project/test_views.py

@@ -1705,3 +1705,29 @@ def test_bibtex_in_citation_text_all(self):
 
         self.assertIn('BibTeX', citations)
         self.assertIn('@article{', citations['BibTeX'])
+
+
+class TestFileViewsMetric(TestMixin):
+    """Test the file views metric on published project pages."""
+
+    def test_file_views_count_displayed(self):
+        """File views count is displayed on the published project page."""
+        project = PublishedProject.objects.get(title='Demo ECG Signal Toolbox')
+        response = self.client.get(reverse('published_project',
+            args=(project.slug, project.version)))
+        self.assertEqual(response.status_code, 200)
+        self.assertContains(response, 'File Views')
+        self.assertEqual(response.context['file_views_count'], 0)
+
+    def test_file_views_increments_on_authenticated_view(self):
+        """File views count increments when authenticated user views files."""
+        project = PublishedProject.objects.get(title='Demo ECG Signal Toolbox')
+
+        self.client.login(username='rgmark@mit.edu', password='Tester11!')
+        # First visit creates the AccessLog
+        self.client.get(reverse('published_project',
+            args=(project.slug, project.version)))
+        # Second visit sees the incremented count
+        response = self.client.get(reverse('published_project',
+            args=(project.slug, project.version)))
+        self.assertEqual(response.context['file_views_count'], 1)

physionet-django/project/views.py

@@ -2013,6 +2013,12 @@ def published_project(request, project_slug, version, subdir=''):
     except AWS.DoesNotExist:
         user_in_access_point_policy = False
 
+    # Count unique users who have viewed this project's files
+    file_views_count = AccessLog.objects.filter(
+        object_id=project.id,
+        content_type=ContentType.objects.get_for_model(project)
+    ).values('user').distinct().count()
+
     context = {
         'project': project,
         'authors': authors,
@@ -2046,6 +2052,7 @@ def published_project(request, project_slug, version, subdir=''):
         'show_platform_wide_citation': show_platform_wide_citation,
         'main_platform_citation': main_platform_citation,
         'user_country_blocked': user_country_blocked,
+        'file_views_count': file_views_count,
     }
     # The file and directory contents
     if can_view_files: