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82bd3d3891
Prevents observably calling Trusted Types, which can run arbitrary JS, cause crashes due to use of MUST and allow arbitrary JS to modify internal elements.
64 lines
2 KiB
C++
64 lines
2 KiB
C++
/*
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* Copyright (c) 2022, Ali Mohammad Pur <mpfard@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibWeb/DOM/Comment.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/DOM/ElementFactory.h>
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#include <LibWeb/DOM/Node.h>
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#include <LibWeb/DOM/Text.h>
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#include <LibWeb/Namespace.h>
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#include <LibXML/Parser/Parser.h>
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namespace Web {
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enum class XMLScriptingSupport {
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Disabled,
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Enabled,
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};
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ErrorOr<Variant<ByteString, Vector<XML::MarkupDeclaration>>> resolve_xml_resource(XML::SystemID const&, Optional<XML::PublicID> const&);
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class XMLDocumentBuilder final : public XML::Listener {
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public:
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XMLDocumentBuilder(DOM::Document& document, XMLScriptingSupport = XMLScriptingSupport::Enabled);
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bool has_error() const { return m_has_error; }
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private:
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virtual ErrorOr<void> set_source(ByteString) override;
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virtual void set_doctype(XML::Doctype) override;
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virtual void element_start(XML::Name const& name, OrderedHashMap<XML::Name, ByteString> const& attributes) override;
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virtual void element_end(XML::Name const& name) override;
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virtual void text(StringView data) override;
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virtual void comment(StringView data) override;
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virtual void cdata_section(StringView data) override;
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virtual void processing_instruction(StringView target, StringView data) override;
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virtual void document_end() override;
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struct NamespaceAndPrefix {
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FlyString ns;
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Optional<ByteString> prefix;
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};
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Optional<FlyString> namespace_for_name(XML::Name const&);
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GC::Ref<DOM::Document> m_document;
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GC::RootVector<GC::Ref<DOM::Node>> m_template_node_stack;
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GC::Ptr<DOM::Node> m_current_node;
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XMLScriptingSupport m_scripting_support { XMLScriptingSupport::Enabled };
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bool m_has_error { false };
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StringBuilder m_text_builder { StringBuilder::Mode::UTF16 };
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struct NamespaceStackEntry {
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Vector<NamespaceAndPrefix, 2> namespaces;
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size_t depth;
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};
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Vector<NamespaceStackEntry, 2> m_namespace_stack;
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};
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}
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