| // Copyright 2015 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_PUBLIC_BROWSER_PERMISSION_MANAGER_H_ |
| #define CONTENT_PUBLIC_BROWSER_PERMISSION_MANAGER_H_ |
| |
| #include "content/common/content_export.h" |
| #include "third_party/WebKit/public/platform/modules/permissions/permission_status.mojom.h" |
| |
| class GURL; |
| |
| namespace content { |
| enum class PermissionType; |
| class RenderFrameHost; |
| |
| // This class allows the content layer to manipulate permissions. It has to be |
| // implemented by the embedder which ultimately handles the permission |
| // management for the content layer. |
| class CONTENT_EXPORT PermissionManager { |
| public: |
| // Constant retured when registering and subscribing if |
| // cancelling/unsubscribing at a later stage would have no effect. |
| static const int kNoPendingOperation = -1; |
| |
| virtual ~PermissionManager() = default; |
| |
| // Requests a permission on behalf of a frame identified by |
| // render_frame_host. |
| // When the permission request is handled, whether it failed, timed out or |
| // succeeded, the |callback| will be run. |
| // Returns a request id which can be used to cancel the permission (see |
| // CancelPermissionRequest). This can be kNoPendingOperation if |
| // there is no further need to cancel the permission in which case |callback| |
| // was invoked. |
| virtual int RequestPermission( |
| PermissionType permission, |
| RenderFrameHost* render_frame_host, |
| const GURL& requesting_origin, |
| bool user_gesture, |
| const base::Callback<void(blink::mojom::PermissionStatus)>& callback) = 0; |
| |
| // Requests multiple permissions on behalf of a frame identified by |
| // render_frame_host. |
| // When the permission request is handled, whether it failed, timed out or |
| // succeeded, the |callback| will be run. The order of statuses in the |
| // returned vector will correspond to the order of requested permission |
| // types. |
| // Returns a request id which can be used to cancel the request (see |
| // CancelPermissionRequest). This can be kNoPendingOperation if |
| // there is no further need to cancel the permission in which case |callback| |
| // was invoked. |
| virtual int RequestPermissions( |
| const std::vector<PermissionType>& permission, |
| RenderFrameHost* render_frame_host, |
| const GURL& requesting_origin, |
| bool user_gesture, |
| const base::Callback<void( |
| const std::vector<blink::mojom::PermissionStatus>&)>& callback) = 0; |
| |
| // Cancels a previous permission request specified by |request_id|. Cancelling |
| // an already cancelled request or providing the |request_id| |
| // kNoPendingOperation is a no-op. |
| virtual void CancelPermissionRequest(int request_id) = 0; |
| |
| // Returns the permission status of a given requesting_origin/embedding_origin |
| // tuple. This is not taking a RenderFrameHost because the call might happen |
| // outside of a frame context. |
| virtual blink::mojom::PermissionStatus GetPermissionStatus( |
| PermissionType permission, |
| const GURL& requesting_origin, |
| const GURL& embedding_origin) = 0; |
| |
| // Sets the permission back to its default for the requesting_origin/ |
| // embedding_origin tuple. |
| virtual void ResetPermission(PermissionType permission, |
| const GURL& requesting_origin, |
| const GURL& embedding_origin) = 0; |
| |
| // Registers a permission usage. |
| // TODO(mlamouri): see if we can remove this from the PermissionManager. |
| virtual void RegisterPermissionUsage(PermissionType permission, |
| const GURL& requesting_origin, |
| const GURL& embedding_origin) = 0; |
| |
| // Runs the given |callback| whenever the |permission| associated with the |
| // pair { requesting_origin, embedding_origin } changes. |
| // Returns the subscription_id to be used to unsubscribe. Can be |
| // kNoPendingOperation if the subscribe was not successful. |
| virtual int SubscribePermissionStatusChange( |
| PermissionType permission, |
| const GURL& requesting_origin, |
| const GURL& embedding_origin, |
| const base::Callback<void(blink::mojom::PermissionStatus)>& callback) = 0; |
| |
| // Unregisters from permission status change notifications. |
| // The |subscription_id| must match the value returned by the |
| // SubscribePermissionStatusChange call. Unsubscribing |
| // an already unsubscribed |subscription_id| or providing the |
| // |subscription_id| kNoPendingOperation is a no-op. |
| virtual void UnsubscribePermissionStatusChange(int subscription_id) = 0; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_PUBLIC_BROWSER_PERMISSION_MANAGER_H_ |