From 8d68324b7b76235ae66850d900843112fd40baac Mon Sep 17 00:00:00 2001
From: Agrendalath <piotr@surowiec.it>
Date: Tue, 27 Jun 2023 16:31:54 +0200
Subject: [PATCH] feat: allow more attributes in `a` tag

---
 html_xblock/__init__.py  | 2 +-
 html_xblock/bleaching.py | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/html_xblock/__init__.py b/html_xblock/__init__.py
index 14b8f6b..055396e 100644
--- a/html_xblock/__init__.py
+++ b/html_xblock/__init__.py
@@ -1,4 +1,4 @@
 """HTML XBlock module."""
 from .html import ExcludedHTML5XBlock, HTML5XBlock
 
-__version__ = "1.3.4"
+__version__ = "1.3.5"
diff --git a/html_xblock/bleaching.py b/html_xblock/bleaching.py
index 9cf3a54..801c9ce 100644
--- a/html_xblock/bleaching.py
+++ b/html_xblock/bleaching.py
@@ -95,7 +95,7 @@ def _get_allowed_attributes(self):
         """
         attributes = {
             '*': ['class', 'style', 'id'],
-            'a': ['href', 'title', 'target', 'rel'],
+            'a': ['href', 'title', 'target', 'rel', 'data-toggle', 'role', 'aria-expanded', 'aria-controls'],
             'abbr': ['title'],
             'acronym': ['title'],
             'audio': ['controls', 'autobuffer', 'autoplay', 'src'],
@@ -162,8 +162,11 @@ def _get_allowed_styles(self):
             "width",
             'border',
             'border-style',
+            'margin',
             'margin-left',
             'margin-right',
+            'margin-top',
+            'margin-bottom',
             'padding-left',
             'padding-right',
         ]