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-rw-r--r--layout/style/CSSMozDocumentRule.cpp136
1 files changed, 136 insertions, 0 deletions
diff --git a/layout/style/CSSMozDocumentRule.cpp b/layout/style/CSSMozDocumentRule.cpp
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+++ b/layout/style/CSSMozDocumentRule.cpp
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/dom/CSSMozDocumentRule.h"
+#include "mozilla/dom/CSSMozDocumentRuleBinding.h"
+
+#include "mozilla/dom/BrowsingContext.h"
+#include "mozilla/ServoBindings.h"
+#include "nsContentUtils.h"
+#include "nsHTMLDocument.h"
+
+namespace mozilla::dom {
+
+using namespace mozilla::css;
+
+/* virtual */
+JSObject* CSSMozDocumentRule::WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) {
+ return CSSMozDocumentRule_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+bool CSSMozDocumentRule::Match(const Document* aDoc, nsIURI* aDocURI,
+ const nsACString& aDocURISpec,
+ const nsACString& aPattern,
+ DocumentMatchingFunction aMatchingFunction) {
+ switch (aMatchingFunction) {
+ case DocumentMatchingFunction::MediaDocument: {
+ auto kind = aDoc->MediaDocumentKind();
+ if (aPattern.EqualsLiteral("all")) {
+ return kind != Document::MediaDocumentKind::NotMedia;
+ }
+ MOZ_ASSERT(aPattern.EqualsLiteral("plugin") ||
+ aPattern.EqualsLiteral("image") ||
+ aPattern.EqualsLiteral("video"));
+ switch (kind) {
+ case Document::MediaDocumentKind::NotMedia:
+ return false;
+ case Document::MediaDocumentKind::Plugin:
+ return aPattern.EqualsLiteral("plugin");
+ case Document::MediaDocumentKind::Image:
+ return aPattern.EqualsLiteral("image");
+ case Document::MediaDocumentKind::Video:
+ return aPattern.EqualsLiteral("video");
+ }
+ MOZ_ASSERT_UNREACHABLE("Unknown media document kind");
+ return false;
+ }
+ case DocumentMatchingFunction::URL:
+ return aDocURISpec == aPattern;
+ case DocumentMatchingFunction::URLPrefix:
+ return StringBeginsWith(aDocURISpec, aPattern);
+ case DocumentMatchingFunction::Domain: {
+ nsAutoCString host;
+ if (aDocURI) {
+ aDocURI->GetHost(host);
+ }
+ int32_t lenDiff = host.Length() - aPattern.Length();
+ if (lenDiff == 0) {
+ return host == aPattern;
+ }
+ return StringEndsWith(host, aPattern) && host.CharAt(lenDiff - 1) == '.';
+ }
+ case DocumentMatchingFunction::RegExp: {
+ NS_ConvertUTF8toUTF16 spec(aDocURISpec);
+ NS_ConvertUTF8toUTF16 regex(aPattern);
+ return nsContentUtils::IsPatternMatching(spec, regex, aDoc)
+ .valueOr(false);
+ }
+ case DocumentMatchingFunction::PlainTextDocument:
+ return aDoc->IsHTMLOrXHTML() && aDoc->AsHTMLDocument()->IsPlainText();
+ case DocumentMatchingFunction::UnobservableDocument: {
+ const BrowsingContext* bc = aDoc->GetBrowsingContext();
+ return bc && bc->IsTop() && !bc->HasOpener();
+ }
+ }
+ MOZ_ASSERT_UNREACHABLE("Unknown matching function");
+ return false;
+}
+
+CSSMozDocumentRule::CSSMozDocumentRule(RefPtr<StyleDocumentRule> aRawRule,
+ StyleSheet* aSheet,
+ css::Rule* aParentRule, uint32_t aLine,
+ uint32_t aColumn)
+ : css::ConditionRule(Servo_DocumentRule_GetRules(aRawRule).Consume(),
+ aSheet, aParentRule, aLine, aColumn),
+ mRawRule(std::move(aRawRule)) {}
+
+NS_IMPL_ADDREF_INHERITED(CSSMozDocumentRule, css::ConditionRule)
+NS_IMPL_RELEASE_INHERITED(CSSMozDocumentRule, css::ConditionRule)
+
+// QueryInterface implementation for MozDocumentRule
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(CSSMozDocumentRule)
+NS_INTERFACE_MAP_END_INHERITING(css::ConditionRule)
+
+#ifdef DEBUG
+/* virtual */
+void CSSMozDocumentRule::List(FILE* out, int32_t aIndent) const {
+ nsAutoCString str;
+ for (int32_t i = 0; i < aIndent; i++) {
+ str.AppendLiteral(" ");
+ }
+ Servo_DocumentRule_Debug(mRawRule, &str);
+ fprintf_stderr(out, "%s\n", str.get());
+}
+#endif
+
+void CSSMozDocumentRule::SetRawAfterClone(RefPtr<StyleDocumentRule> aRaw) {
+ mRawRule = std::move(aRaw);
+ css::ConditionRule::SetRawAfterClone(
+ Servo_DocumentRule_GetRules(mRawRule).Consume());
+}
+
+StyleCssRuleType CSSMozDocumentRule::Type() const {
+ return StyleCssRuleType::Document;
+}
+
+void CSSMozDocumentRule::GetConditionText(nsACString& aConditionText) {
+ Servo_DocumentRule_GetConditionText(mRawRule, &aConditionText);
+}
+
+/* virtual */
+void CSSMozDocumentRule::GetCssText(nsACString& aCssText) const {
+ Servo_DocumentRule_GetCssText(mRawRule, &aCssText);
+}
+
+/* virtual */
+size_t CSSMozDocumentRule::SizeOfIncludingThis(
+ MallocSizeOf aMallocSizeOf) const {
+ // TODO Implement this!
+ return aMallocSizeOf(this);
+}
+
+} // namespace mozilla::dom