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LibWeb: Fix resolving relative URLs in style sheets

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Relative URLs in style sheets should be resolved relative to the
style sheet they're in instead of the document.
This commit is contained in:
Simon Wanner 2022-03-14 21:09:55 +01:00 • committed by Andreas Kling
parent a37bee919a
commit 1ed5e79478
4 changed files with 14 additions and 3 deletions
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2
Userland/Libraries/LibWeb/CSS/CSSImportRule.cpp
View file

@ -77,7 +77,7 @@ void CSSImportRule::resource_did_load()
dbgln_if(CSS_LOADER_DEBUG, "CSSImportRule: Resource did load, has encoded data. URL: {}", resource()->url());
}
auto sheet = parse_css(CSS::ParsingContext(*m_document), resource()->encoded_data());
auto sheet = parse_css(CSS::ParsingContext(*m_document, resource()->url()), resource()->encoded_data());
if (!sheet) {
dbgln_if(CSS_LOADER_DEBUG, "CSSImportRule: Failed to parse stylesheet: {}", resource()->url());
return;

11
Userland/Libraries/LibWeb/CSS/Parser/Parser.cpp
View file

@ -34,13 +34,21 @@ static void log_parse_error(const SourceLocation& location = SourceLocation::cur
namespace Web::CSS {
ParsingContext::ParsingContext(DOM::Document const& document, Optional<AK::URL> const url)
: m_document(&document)
, m_url(move(url))
{
}
ParsingContext::ParsingContext(DOM::Document const& document)
: m_document(&document)
, m_url(document.url())
{
}
ParsingContext::ParsingContext(DOM::ParentNode& parent_node)
: m_document(&parent_node.document())
, m_url(parent_node.document().url())
{
}
@ -49,9 +57,10 @@ bool ParsingContext::in_quirks_mode() const
return m_document ? m_document->in_quirks_mode() : false;
}
// https://www.w3.org/TR/css-values-4/#relative-urls
AK::URL ParsingContext::complete_url(String const& addr) const
{
return m_document ? m_document->url().complete_url(addr) : AK::URL::create_with_url_or_path(addr);
return m_url.has_value() ? m_url->complete_url(addr) : AK::URL::create_with_url_or_path(addr);
}
template<typename T>

2
Userland/Libraries/LibWeb/CSS/Parser/Parser.h
View file

@ -39,6 +39,7 @@ class ParsingContext {
public:
ParsingContext() = default;
explicit ParsingContext(DOM::Document const&);
explicit ParsingContext(DOM::Document const&, Optional<AK::URL> const);
explicit ParsingContext(DOM::ParentNode&);
bool in_quirks_mode() const;
@ -51,6 +52,7 @@ public:
private:
DOM::Document const* m_document { nullptr };
PropertyID m_current_property_id { PropertyID::Invalid };
Optional<AK::URL> m_url;
};
template<typename T>

2
Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp
View file

@ -90,7 +90,7 @@ void HTMLLinkElement::resource_did_load()
dbgln_if(CSS_LOADER_DEBUG, "HTMLLinkElement: Resource did load, has encoded data. URL: {}", resource()->url());
}
auto sheet = parse_css(CSS::ParsingContext(document()), resource()->encoded_data());
auto sheet = parse_css(CSS::ParsingContext(document(), resource()->url()), resource()->encoded_data());
if (!sheet) {
dbgln_if(CSS_LOADER_DEBUG, "HTMLLinkElement: Failed to parse stylesheet: {}", resource()->url());
return;