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Alain Takoudjou
erp5
Commits
3d6e97ba
Commit
3d6e97ba
authored
Jan 28, 2016
by
Tristan Cavelier
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allow data urls in src attributes of img safe html tags
parent
186bbf46
Changes
2
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2 changed files
with
7 additions
and
1 deletion
+7
-1
product/ERP5OOo/tests/testDms.py
product/ERP5OOo/tests/testDms.py
+5
-0
product/PortalTransforms/transforms/safe_html.py
product/PortalTransforms/transforms/safe_html.py
+2
-1
No files found.
product/ERP5OOo/tests/testDms.py
View file @
3d6e97ba
...
...
@@ -1724,6 +1724,7 @@ class TestDocument(TestDocumentMixin):
<a onclick="javascript:DosomethingNasty()">Another Link</a>
<p>éàèù</p>
<p class="Thèmes Thèmes">Thèmes Thèmes</p>
<img src="data:image/png;base64,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" />
</body>
</html>
"""
.
decode
(
'utf-8'
).
encode
(
'iso-8859-1'
)
...
...
@@ -1757,6 +1758,8 @@ class TestDocument(TestDocumentMixin):
self
.
assertTrue
(
'alert("da");'
not
in
safe_html
)
self
.
assertTrue
(
'javascript:DosomethingNasty()'
not
in
safe_html
)
self
.
assertTrue
(
'onclick'
not
in
safe_html
)
self
.
assertTrue
(
'<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABsAAAAbCAIAAAACtmMCAAAG'
in
safe_html
)
self
.
assertTrue
(
'7CcvP/PS8U90/wv0LRSL/rwEwgAAAABJRU5ErkJggg=="'
in
safe_html
)
# Check that outputed entire html is safe
entire_html
=
web_page
.
asEntireHTML
()
...
...
@@ -1773,6 +1776,8 @@ class TestDocument(TestDocumentMixin):
self
.
assertTrue
(
'alert("da");'
not
in
entire_html
)
self
.
assertTrue
(
'javascript:DosomethingNasty()'
not
in
entire_html
)
self
.
assertTrue
(
'onclick'
not
in
entire_html
)
self
.
assertTrue
(
'<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABsAAAAbCAIAAAACtmMCAAAG'
in
safe_html
)
self
.
assertTrue
(
'7CcvP/PS8U90/wv0LRSL/rwEwgAAAABJRU5ErkJggg=="'
in
safe_html
)
# now check converted value is stored in cache
format
=
'html'
...
...
product/PortalTransforms/transforms/safe_html.py
View file @
3d6e97ba
...
...
@@ -217,7 +217,8 @@ class StrippingParser(HTMLParser):
else
:
raise
IllegalHTML
,
'Script event "%s" not allowed.'
%
k
elif
v
is
None
:
self
.
result
.
append
(
' %s'
%
k
)
elif
remove_script
and
hasScript
(
v
):
elif
remove_script
and
hasScript
(
v
)
and
\
not
(
k
.
lower
()
==
'src'
and
tag
.
lower
()
==
'img'
):
if
not
self
.
raise_error
:
continue
else
:
raise
IllegalHTML
,
'Script URI "%s" not allowed.'
%
v
else
:
...
...
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