1 files changed, 105 insertions, 0 deletions
diff --git a/dom/security/sanitizer/Sanitizer.h b/dom/security/sanitizer/Sanitizer.h
new file mode 100644
index 0000000000..9e9407655c
--- /dev/null
+++ b/dom/security/sanitizer/Sanitizer.h
@@ -0,0 +1,105 @@
+/* -*- 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/. */
+
+#ifndef mozilla_dom_Sanitizer_h
+#define mozilla_dom_Sanitizer_h
+
+#include "mozilla/dom/BindingDeclarations.h"
+#include "mozilla/dom/DocumentFragment.h"
+#include "mozilla/dom/SanitizerBinding.h"
+#include "nsString.h"
+#include "nsIParserUtils.h"
+#include "nsTreeSanitizer.h"
+
+// XXX(Bug 1673929) This is not really needed here, but the generated
+// SanitizerBinding.cpp needs it and does not include it.
+#include "mozilla/dom/Document.h"
+
+class nsISupports;
+
+namespace mozilla {
+
+class ErrorResult;
+
+namespace dom {
+
+class GlobalObject;
+
+class Sanitizer final : public nsISupports, public nsWrapperCache {
+ public:
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Sanitizer)
+
+  explicit Sanitizer(nsIGlobalObject* aGlobal) : mGlobal(aGlobal) {
+    MOZ_ASSERT(aGlobal);
+    // FIXME(freddyb): Waiting for wicg-draft to evolve. Bug 1658564.
+    mSanitizationFlags = nsIParserUtils::SanitizerAllowStyle |
+                         nsIParserUtils::SanitizerAllowComments;
+  }
+
+  nsIGlobalObject* GetParentObject() const { return mGlobal; }
+
+  JSObject* WrapObject(JSContext* aCx,
+                       JS::Handle<JSObject*> aGivenProto) override;
+
+  /**
+   * Sanitizer() WebIDL constructor
+   * @return a new Sanitizer object, with methods as below
+   */
+  static already_AddRefed<Sanitizer> Constructor(
+      const GlobalObject& aGlobal, const SanitizerOptions& aOptions,
+      ErrorResult& aRv);
+
+  /**
+   * sanitize WebIDL method.
+   * @param aInput       "bad" HTML that needs to be sanitized
+   * @return DocumentFragment of the sanitized HTML
+   */
+  already_AddRefed<DocumentFragment> Sanitize(
+      const Optional<mozilla::dom::StringOrDocumentFragmentOrDocument>& aInput,
+      ErrorResult& aRv);
+
+  /**
+   * sanitizeToString WebIDL method.
+   * @param aInput       "bad" HTML that needs to be sanitized
+   * @param outSanitized out-param for the string of sanitized HTML
+   */
+  void SanitizeToString(
+      const Optional<StringOrDocumentFragmentOrDocument>& aInput,
+      nsAString& outSanitized, ErrorResult& aRv);
+
+  /**
+   * Logs localized message to either content console or browser console
+   * @param aName              Localization key
+   * @param aParams            Localization parameters
+   * @param aFlags             Logging Flag (see nsIScriptError)
+   */
+  void LogLocalizedString(const char* aName, const nsTArray<nsString>& aParams,
+                          uint32_t aFlags);
+
+ private:
+  ~Sanitizer() = default;
+  already_AddRefed<DocumentFragment> InputToNewFragment(
+      const Optional<mozilla::dom::StringOrDocumentFragmentOrDocument>& aInput,
+      ErrorResult& aRv);
+  /**
+   * Logs localized message to either content console or browser console
+   * @param aMessage           Message to log
+   * @param aFlags             Logging Flag (see nsIScriptError)
+   * @param aInnerWindowID     Inner Window ID (Logged on browser console if 0)
+   * @param aFromPrivateWindow If from private window
+   */
+  static void LogMessage(const nsAString& aMessage, uint32_t aFlags,
+                         uint64_t aInnerWindowID, bool aFromPrivateWindow);
+
+  SanitizerOptions mOptions;
+  uint32_t mSanitizationFlags;
+  nsCOMPtr<nsIGlobalObject> mGlobal;
+};
+}  // namespace dom
+}  // namespace mozilla
+
+#endif  // ifndef mozilla_dom_Sanitizer_h