fune/toolkit/components/extensions/ExtensionPolicyService.h
Kris Maglione f08a241760 Bug 1430317: Add memory reporter to show basic information about active WebExtensions. r=erahm
MozReview-Commit-ID: FR8F30bhhA4

--HG--
extra : rebase_source : 651b3d1f5b6b6a646a89301dc236a7e10924a500
2018-01-12 16:01:18 -08:00

110 lines
3 KiB
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
/* 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_ExtensionPolicyService_h
#define mozilla_ExtensionPolicyService_h
#include "mozilla/MemoryReporting.h"
#include "mozilla/extensions/WebExtensionPolicy.h"
#include "nsCOMPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "nsHashKeys.h"
#include "nsIAddonPolicyService.h"
#include "nsAtom.h"
#include "nsIMemoryReporter.h"
#include "nsIObserver.h"
#include "nsIObserverService.h"
#include "nsISupports.h"
#include "nsPointerHashKeys.h"
#include "nsRefPtrHashtable.h"
class nsIChannel;
class nsIObserverService;
class nsIDocument;
class nsIPIDOMWindowOuter;
namespace mozilla {
namespace extensions {
class DocInfo;
}
using extensions::DocInfo;
using extensions::WebExtensionPolicy;
class ExtensionPolicyService final : public nsIAddonPolicyService
, public nsIObserver
, public nsIMemoryReporter
{
public:
NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(ExtensionPolicyService,
nsIAddonPolicyService)
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_NSIADDONPOLICYSERVICE
NS_DECL_NSIOBSERVER
NS_DECL_NSIMEMORYREPORTER
static ExtensionPolicyService& GetSingleton();
static already_AddRefed<ExtensionPolicyService> GetInstance()
{
return do_AddRef(&GetSingleton());
}
WebExtensionPolicy*
GetByID(const nsAtom* aAddonId)
{
return mExtensions.GetWeak(aAddonId);
}
WebExtensionPolicy* GetByID(const nsAString& aAddonId)
{
RefPtr<nsAtom> atom = NS_AtomizeMainThread(aAddonId);
return GetByID(atom);
}
WebExtensionPolicy* GetByURL(const extensions::URLInfo& aURL);
WebExtensionPolicy* GetByHost(const nsACString& aHost) const
{
return mExtensionHosts.GetWeak(aHost);
}
void GetAll(nsTArray<RefPtr<WebExtensionPolicy>>& aResult);
bool RegisterExtension(WebExtensionPolicy& aPolicy);
bool UnregisterExtension(WebExtensionPolicy& aPolicy);
void BaseCSP(nsAString& aDefaultCSP) const;
void DefaultCSP(nsAString& aDefaultCSP) const;
bool UseRemoteExtensions() const;
bool IsExtensionProcess() const;
protected:
virtual ~ExtensionPolicyService();
private:
ExtensionPolicyService();
void RegisterObservers();
void UnregisterObservers();
void CheckRequest(nsIChannel* aChannel);
void CheckDocument(nsIDocument* aDocument);
void CheckWindow(nsPIDOMWindowOuter* aWindow);
void CheckContentScripts(const DocInfo& aDocInfo, bool aIsPreload);
nsRefPtrHashtable<nsPtrHashKey<const nsAtom>, WebExtensionPolicy> mExtensions;
nsRefPtrHashtable<nsCStringHashKey, WebExtensionPolicy> mExtensionHosts;
nsCOMPtr<nsIObserverService> mObs;
static bool sRemoteExtensions;
};
} // namespace mozilla
#endif // mozilla_ExtensionPolicyService_h