[BB-2120] Create excluded HTML5 block (#9)

html_xblock/__init__.py

@@ -1,2 +1,2 @@
 """HTML XBlock module"""
-from .html import HTML5XBlock
+from .html import ExcludedHTML5XBlock, HTML5XBlock

html_xblock/html.py

@@ -3,6 +3,7 @@
 import logging
 
 import pkg_resources
+from xblock.completable import XBlockCompletionMode
 from xblock.core import XBlock
 from xblock.fields import Boolean, Scope, String
 from xblock.fragment import Fragment
@@ -255,3 +256,18 @@ def get_editable_fields(self):
                 fields.append(field_info)
 
         return fields
+
+
+class ExcludedHTML5XBlock(HTML5XBlock):
+    """
+    This XBlock is excluded from the completion calculations.
+    """
+
+    display_name = String(
+        display_name=_('Display Name'),
+        help=_('The display name for this component.'),
+        scope=Scope.settings,
+        default=_('Exclusion')
+    )
+    has_custom_completion = True
+    completion_mode = XBlockCompletionMode.EXCLUDED

setup.py

@@ -23,7 +23,7 @@ def package_data(pkg, roots):
 
 setup(
     name='html-xblock',
-    version='0.1.1',
+    version='0.1.2',
     description='HTML XBlock will help creating and using a secure and easy-to-use HTML blocks',
     license='AGPL v3',
     packages=[
@@ -36,6 +36,7 @@ def package_data(pkg, roots):
     entry_points={
         'xblock.v1': [
             'html5 = html_xblock:HTML5XBlock',
+            'excluded_html5 = html_xblock:ExcludedHTML5XBlock',
         ]
     },
     package_data=package_data("html_xblock", ["static", "public"]),