83 lines
2.9 KiB
Diff
83 lines
2.9 KiB
Diff
From f560975d61cfe4de1111c05cfd6b8c2210845148 Mon Sep 17 00:00:00 2001
|
|
From: Calum Hutton <calum.hutton@snyk.io>
|
|
Date: Thu, 26 Oct 2023 12:08:53 +0100
|
|
Subject: [PATCH] xmlattr filter disallows keys with spaces
|
|
|
|
Reference:https://github.com/pallets/jinja/commit/7dd3680e6eea0d77fde024763657aa4d884ddb23
|
|
Conflict:remove CHANGES.rst
|
|
---
|
|
Jinja2-3.0.3/src/jinja2/filters.py | 24 ++++++++++++++++++------
|
|
Jinja2-3.0.3/tests/test_filters.py | 6 ++++++
|
|
2 files changed, 24 insertions(+), 6 deletions(-)
|
|
|
|
diff --git a/Jinja2-3.0.3/src/jinja2/filters.py b/Jinja2-3.0.3/src/jinja2/filters.py
|
|
index ffb98bf..002e129 100644
|
|
--- a/Jinja2-3.0.3/src/jinja2/filters.py
|
|
+++ b/Jinja2-3.0.3/src/jinja2/filters.py
|
|
@@ -270,6 +270,7 @@ def do_lower(s: str) -> str:
|
|
"""Convert a value to lowercase."""
|
|
return soft_str(s).lower()
|
|
|
|
+_space_re = re.compile(r"\s", flags=re.ASCII)
|
|
|
|
@pass_eval_context
|
|
def do_xmlattr(
|
|
@@ -278,7 +279,8 @@ def do_xmlattr(
|
|
"""Create an SGML/XML attribute string based on the items in a dict.
|
|
All values that are neither `none` nor `undefined` are automatically
|
|
escaped:
|
|
-
|
|
+ If any key contains a space, this fails with a ``ValueError``. Values that
|
|
+ are neither ``none`` nor ``undefined`` are automatically escaped.
|
|
.. sourcecode:: html+jinja
|
|
|
|
<ul{{ {'class': 'my_list', 'missing': none,
|
|
@@ -296,12 +298,22 @@ def do_xmlattr(
|
|
|
|
As you can see it automatically prepends a space in front of the item
|
|
if the filter returned something unless the second parameter is false.
|
|
+
|
|
+ .. versionchanged:: 3.1.3
|
|
+ Keys with spaces are not allowed.
|
|
"""
|
|
- rv = " ".join(
|
|
- f'{escape(key)}="{escape(value)}"'
|
|
- for key, value in d.items()
|
|
- if value is not None and not isinstance(value, Undefined)
|
|
- )
|
|
+ items = []
|
|
+
|
|
+ for key, value in d.items():
|
|
+ if value is None or isinstance(value, Undefined):
|
|
+ continue
|
|
+
|
|
+ if _space_re.search(key) is not None:
|
|
+ raise ValueError(f"Spaces are not allowed in attributes: '{key}'")
|
|
+
|
|
+ items.append(f'{escape(key)}="{escape(value)}"')
|
|
+
|
|
+ rv = " ".join(items)
|
|
|
|
if autospace and rv:
|
|
rv = " " + rv
|
|
diff --git a/Jinja2-3.0.3/tests/test_filters.py b/Jinja2-3.0.3/tests/test_filters.py
|
|
index 2195157..45843fd 100644
|
|
--- a/Jinja2-3.0.3/tests/test_filters.py
|
|
+++ b/Jinja2-3.0.3/tests/test_filters.py
|
|
@@ -463,6 +463,12 @@ class TestFilter:
|
|
assert 'bar="23"' in out
|
|
assert 'blub:blub="<?>"' in out
|
|
|
|
+ def test_xmlattr_key_with_spaces(self, env):
|
|
+ with pytest.raises(ValueError, match="Spaces are not allowed"):
|
|
+ env.from_string(
|
|
+ "{{ {'src=1 onerror=alert(1)': 'my_class'}|xmlattr }}"
|
|
+ ).render()
|
|
+
|
|
def test_sort1(self, env):
|
|
tmpl = env.from_string("{{ [2, 3, 1]|sort }}|{{ [2, 3, 1]|sort(true) }}")
|
|
assert tmpl.render() == "[1, 2, 3]|[3, 2, 1]"
|
|
--
|
|
2.33.0
|
|
|