| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_BROWSER_PERMISSIONS_PERMISSION_SERVICE_IMPL_H_ |
| #define CONTENT_BROWSER_PERMISSIONS_PERMISSION_SERVICE_IMPL_H_ |
| |
| #include "base/callback.h" |
| #include "base/id_map.h" |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "content/browser/permissions/permission_service_context.h" |
| #include "mojo/public/cpp/bindings/binding.h" |
| #include "third_party/WebKit/public/platform/modules/permissions/permission.mojom.h" |
| #include "url/origin.h" |
| |
| namespace content { |
| |
| enum class PermissionType; |
| |
| // Implements the PermissionService Mojo interface. |
| // This service can be created from a RenderFrameHost or a RenderProcessHost. |
| // It is owned by a PermissionServiceContext. |
| // It receives at PermissionServiceContext instance when created which allows it |
| // to have some information about the current context. That enables the service |
| // to know whether it can show UI and have knowledge of the associated |
| // WebContents for example. |
| class PermissionServiceImpl : public blink::mojom::PermissionService { |
| public: |
| PermissionServiceImpl( |
| PermissionServiceContext* context, |
| mojo::InterfaceRequest<blink::mojom::PermissionService> request); |
| ~PermissionServiceImpl() override; |
| |
| // Clear pending operations currently run by the service. This will be called |
| // by PermissionServiceContext when it will need the service to clear its |
| // state for example, if the frame changes. |
| void CancelPendingOperations(); |
| |
| private: |
| using PermissionStatusCallback = |
| base::Callback<void(blink::mojom::PermissionStatus)>; |
| |
| struct PendingRequest { |
| PendingRequest(const RequestPermissionsCallback& callback, |
| int request_count); |
| ~PendingRequest(); |
| |
| // Request ID received from the PermissionManager. |
| int id; |
| RequestPermissionsCallback callback; |
| int request_count; |
| }; |
| using RequestsMap = IDMap<std::unique_ptr<PendingRequest>>; |
| |
| // blink::mojom::PermissionService. |
| void HasPermission(blink::mojom::PermissionDescriptorPtr permission, |
| const url::Origin& origin, |
| const PermissionStatusCallback& callback) override; |
| void RequestPermission(blink::mojom::PermissionDescriptorPtr permission, |
| const url::Origin& origin, |
| bool user_gesture, |
| const PermissionStatusCallback& callback) override; |
| void RequestPermissions( |
| std::vector<blink::mojom::PermissionDescriptorPtr> permissions, |
| const url::Origin& origin, |
| bool user_gesture, |
| const RequestPermissionsCallback& callback) override; |
| void RevokePermission(blink::mojom::PermissionDescriptorPtr permission, |
| const url::Origin& origin, |
| const PermissionStatusCallback& callback) override; |
| void AddPermissionObserver( |
| blink::mojom::PermissionDescriptorPtr permission, |
| const url::Origin& origin, |
| blink::mojom::PermissionStatus last_known_status, |
| blink::mojom::PermissionObserverPtr observer) override; |
| |
| void OnConnectionError(); |
| |
| void OnRequestPermissionResponse(int pending_request_id, |
| blink::mojom::PermissionStatus status); |
| void OnRequestPermissionsResponse( |
| int pending_request_id, |
| const std::vector<blink::mojom::PermissionStatus>& result); |
| |
| blink::mojom::PermissionStatus GetPermissionStatus( |
| const blink::mojom::PermissionDescriptorPtr& permission, |
| const url::Origin& origin); |
| blink::mojom::PermissionStatus GetPermissionStatusFromType( |
| PermissionType type, |
| const url::Origin& origin); |
| void ResetPermissionStatus(PermissionType type, const url::Origin& origin); |
| |
| RequestsMap pending_requests_; |
| // context_ owns |this|. |
| PermissionServiceContext* context_; |
| mojo::Binding<blink::mojom::PermissionService> binding_; |
| base::WeakPtrFactory<PermissionServiceImpl> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PermissionServiceImpl); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_PERMISSIONS_PERMISSION_SERVICE_IMPL_H_ |