Added a check for inallowable characters in slide titles at upload time.

- Legacy-Id: 18239

ietf/meeting/tests_views.py

@@ -2635,6 +2635,23 @@ class MaterialsTests(TestCase):
         self.assertEqual(sp.rev,'01')
         self.assertEqual(sp.document.rev,'01')
  
+    def test_upload_slide_title_bad_unicode(self):
+        session1 = SessionFactory(meeting__type_id='ietf')
+        url = urlreverse('ietf.meeting.views.upload_session_slides',kwargs={'num':session1.meeting.number,'session_id':session1.id})
+        login_testing_unauthorized(self,"secretary",url)
+        r = self.client.get(url)
+        self.assertEqual(r.status_code, 200)
+        q = PyQuery(r.content)
+        self.assertIn('Upload', str(q("title")))
+        self.assertFalse(session1.sessionpresentation_set.filter(document__type_id='slides'))
+        test_file = BytesIO(b'this is not really a slide')
+        test_file.name = 'not_really.txt'
+        r = self.client.post(url,dict(file=test_file,title='title with bad character \U0001fabc '))
+        self.assertEqual(r.status_code, 200)
+        q = PyQuery(r.content)
+        self.assertTrue(q('form .has-error'))
+        self.assertIn("Unicode BMP", q('form .has-error div').text())
+
     def test_remove_sessionpresentation(self):
         session = SessionFactory(meeting__type_id='ietf')
         doc = DocumentFactory(type_id='slides')

ietf/meeting/views.py

@@ -1993,6 +1993,9 @@ class UploadSlidesForm(FileUploadForm):
 
     def clean_title(self):
         title = self.cleaned_data['title']
+        # THe current tables only handles Unicode BMP:
+        if ord(max(title)) > 0xffff:
+            raise forms.ValidationError("The title contains characters outside the Unicode BMP, which is not currently supported")
         if self.session.meeting.type_id=='interim':
             if re.search(r'-\d{2}$', title):
                 raise forms.ValidationError("Interim slides currently may not have a title that ends with something that looks like a revision number (-nn)")