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Merge remote-tracking branch 'origin/master' into custom

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roytam1 2020-11-20 09:32:22 +08:00
commit c5bb4ee5fa
20 changed files with 405 additions and 652 deletions
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13
dom/base/nsTreeSanitizer.cpp
View file

@ -1384,6 +1384,8 @@ nsTreeSanitizer::SanitizeChildren(nsINode* aRoot)
nsAutoString styleText;
nsContentUtils::GetNodeTextContent(node, false, styleText);
RemoveAllAttributesFromDescendants(elt);
nsAutoString sanitizedStyle;
nsCOMPtr<nsIURI> baseURI = node->GetBaseURI();
if (SanitizeStyleSheet(styleText,
@ -1479,6 +1481,17 @@ nsTreeSanitizer::RemoveAllAttributes(nsIContent* aElement)
}
}
void nsTreeSanitizer::RemoveAllAttributesFromDescendants(mozilla::dom::Element* aElement) {
nsIContent* node = aElement->GetFirstChild();
while (node) {
if (node->IsElement()) {
mozilla::dom::Element* elt = node->AsElement();
RemoveAllAttributes(elt);
}
node = node->GetNextNode(aElement);
}
}
void
nsTreeSanitizer::InitializeStatics()
{

6
dom/base/nsTreeSanitizer.h
View file

@ -183,6 +183,12 @@ class MOZ_STACK_CLASS nsTreeSanitizer {
*/
void RemoveAllAttributes(nsIContent* aElement);
/**
* Removes all attributes from the descendants of an element but not from
* the element itself.
*/
void RemoveAllAttributesFromDescendants(mozilla::dom::Element* aElement);
/**
* The whitelist of HTML elements.
*/