| /* |
| * Copyright (C) 2018 Igalia S.L |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include "config.h" |
| #include "WebKitDeviceInfoPermissionRequest.h" |
| |
| #include "DeviceIdHashSaltStorage.h" |
| #include "UserMediaPermissionCheckProxy.h" |
| #include "WebKitDeviceInfoPermissionRequestPrivate.h" |
| #include "WebKitPermissionRequest.h" |
| #include "WebsiteDataStore.h" |
| #include <glib/gi18n-lib.h> |
| #include <wtf/glib/WTFGType.h> |
| |
| using namespace WebKit; |
| |
| /** |
| * SECTION: WebKitDeviceInfoPermissionRequest |
| * @Short_description: A permission request for accessing user's audio/video devices. |
| * @Title: WebKitDeviceInfoPermissionRequest |
| * @See_also: #WebKitPermissionRequest, #WebKitWebView |
| * |
| * WebKitUserMediaPermissionRequest represents a request for |
| * permission to whether WebKit should be allowed to access the user's |
| * devices information when requested through the enumeraceDevices API. |
| * |
| * When a WebKitDeviceInfoPermissionRequest is not handled by the user, |
| * it is denied by default. |
| * |
| * Since: 2.24 |
| */ |
| |
| static void webkit_permission_request_interface_init(WebKitPermissionRequestIface*); |
| |
| struct _WebKitDeviceInfoPermissionRequestPrivate { |
| RefPtr<UserMediaPermissionCheckProxy> request; |
| RefPtr<DeviceIdHashSaltStorage> deviceIdHashSaltStorage; |
| bool madeDecision; |
| }; |
| |
| WEBKIT_DEFINE_TYPE_WITH_CODE( |
| WebKitDeviceInfoPermissionRequest, webkit_device_info_permission_request, G_TYPE_OBJECT, |
| G_IMPLEMENT_INTERFACE(WEBKIT_TYPE_PERMISSION_REQUEST, webkit_permission_request_interface_init)) |
| |
| static void webkitDeviceInfoPermissionRequestAllow(WebKitPermissionRequest* request) |
| { |
| ASSERT(WEBKIT_IS_DEVICE_INFO_PERMISSION_REQUEST(request)); |
| |
| auto* priv = WEBKIT_DEVICE_INFO_PERMISSION_REQUEST(request)->priv; |
| |
| if (!priv->deviceIdHashSaltStorage) { |
| priv->request->setUserMediaAccessInfo(false); |
| return; |
| } |
| |
| // Only one decision at a time. |
| if (priv->madeDecision) |
| return; |
| |
| priv->madeDecision = true; |
| priv->request->setUserMediaAccessInfo(true); |
| } |
| |
| static void webkitDeviceInfoPermissionRequestDeny(WebKitPermissionRequest* request) |
| { |
| ASSERT(WEBKIT_IS_DEVICE_INFO_PERMISSION_REQUEST(request)); |
| |
| auto* priv = WEBKIT_DEVICE_INFO_PERMISSION_REQUEST(request)->priv; |
| |
| if (!priv->deviceIdHashSaltStorage) { |
| priv->request->setUserMediaAccessInfo(false); |
| return; |
| } |
| |
| // Only one decision at a time. |
| if (priv->madeDecision) |
| return; |
| |
| priv->madeDecision = true; |
| priv->request->setUserMediaAccessInfo(false); |
| } |
| |
| static void webkit_permission_request_interface_init(WebKitPermissionRequestIface* iface) |
| { |
| iface->allow = webkitDeviceInfoPermissionRequestAllow; |
| iface->deny = webkitDeviceInfoPermissionRequestDeny; |
| } |
| |
| static void webkitDeviceInfoPermissionRequestDispose(GObject* object) |
| { |
| // Default behaviour when no decision has been made is denying the request. |
| webkitDeviceInfoPermissionRequestDeny(WEBKIT_PERMISSION_REQUEST(object)); |
| G_OBJECT_CLASS(webkit_device_info_permission_request_parent_class)->dispose(object); |
| } |
| |
| static void webkit_device_info_permission_request_class_init(WebKitDeviceInfoPermissionRequestClass* klass) |
| { |
| GObjectClass* objectClass = G_OBJECT_CLASS(klass); |
| objectClass->dispose = webkitDeviceInfoPermissionRequestDispose; |
| } |
| |
| WebKitDeviceInfoPermissionRequest* webkitDeviceInfoPermissionRequestCreate(UserMediaPermissionCheckProxy& request, DeviceIdHashSaltStorage* deviceIdHashSaltStorage) |
| { |
| auto* deviceInfoPermissionRequest = WEBKIT_DEVICE_INFO_PERMISSION_REQUEST(g_object_new(WEBKIT_TYPE_DEVICE_INFO_PERMISSION_REQUEST, nullptr)); |
| |
| deviceInfoPermissionRequest->priv->request = &request; |
| deviceInfoPermissionRequest->priv->deviceIdHashSaltStorage = deviceIdHashSaltStorage; |
| return deviceInfoPermissionRequest; |
| } |