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// Copyright 2018 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_CONTROLLER_IMPL_H_
#define CONTENT_BROWSER_PERMISSIONS_PERMISSION_CONTROLLER_IMPL_H_
#include "base/containers/id_map.h"
#include "content/common/content_export.h"
#include "content/public/browser/devtools_permission_overrides.h"
#include "content/public/browser/permission_controller.h"
#include "url/gurl.h"
#include "url/origin.h"
namespace content {
class BrowserContext;
// Implementation of the PermissionController interface. This
// is used by content/ layer to manage permissions.
// There is one instance of this class per BrowserContext.
class CONTENT_EXPORT PermissionControllerImpl : public PermissionController {
public:
explicit PermissionControllerImpl(BrowserContext* browser_context);
~PermissionControllerImpl() override;
static PermissionControllerImpl* FromBrowserContext(
BrowserContext* browser_context);
using PermissionOverrides = DevToolsPermissionOverrides::PermissionOverrides;
enum class OverrideStatus { kOverrideNotSet, kOverrideSet };
// For the given |origin|, grant permissions in |overrides| and reject all
// others. If no |origin| is specified, grant permissions to all origins in
// the browser context.
OverrideStatus GrantOverridesForDevTools(
const base::Optional<url::Origin>& origin,
const std::vector<PermissionType>& permissions);
OverrideStatus SetOverrideForDevTools(
const base::Optional<url::Origin>& origin,
PermissionType permission,
const blink::mojom::PermissionStatus& status);
void ResetOverridesForDevTools();
// PermissionController implementation.
blink::mojom::PermissionStatus GetPermissionStatus(
PermissionType permission,
const GURL& requesting_origin,
const GURL& embedding_origin) override;
blink::mojom::PermissionStatus GetPermissionStatusForFrame(
PermissionType permission,
RenderFrameHost* render_frame_host,
const GURL& requesting_origin) override;
int RequestPermission(
PermissionType permission,
RenderFrameHost* render_frame_host,
const GURL& requesting_origin,
bool user_gesture,
base::OnceCallback<void(blink::mojom::PermissionStatus)> callback);
int RequestPermissions(
const std::vector<PermissionType>& permission,
RenderFrameHost* render_frame_host,
const GURL& requesting_origin,
bool user_gesture,
base::OnceCallback<
void(const std::vector<blink::mojom::PermissionStatus>&)> callback);
void ResetPermission(PermissionType permission,
const GURL& requesting_origin,
const GURL& embedding_origin);
SubscriptionId SubscribePermissionStatusChange(
PermissionType permission,
RenderFrameHost* render_frame_host,
const GURL& requesting_origin,
const base::RepeatingCallback<void(blink::mojom::PermissionStatus)>&
callback);
void UnsubscribePermissionStatusChange(SubscriptionId subscription_id);
private:
struct Subscription;
using SubscriptionsMap =
base::IDMap<std::unique_ptr<Subscription>, SubscriptionId>;
using SubscriptionsStatusMap =
base::flat_map<SubscriptionsMap::KeyType, blink::mojom::PermissionStatus>;
blink::mojom::PermissionStatus GetSubscriptionCurrentValue(
const Subscription& subscription);
SubscriptionsStatusMap GetSubscriptionsStatuses(
const base::Optional<GURL>& origin = base::nullopt);
void NotifyChangedSubscriptions(const SubscriptionsStatusMap& old_statuses);
void OnDelegatePermissionStatusChange(Subscription* subscription,
blink::mojom::PermissionStatus status);
void UpdateDelegateOverridesForDevTools(
const base::Optional<url::Origin>& origin);
DevToolsPermissionOverrides devtools_permission_overrides_;
// Note that SubscriptionId is distinct from
// PermissionControllerDelegate::SubscriptionId, and the concrete ID values
// may be different as well.
SubscriptionsMap subscriptions_;
SubscriptionId::Generator subscription_id_generator_;
BrowserContext* browser_context_;
DISALLOW_COPY_AND_ASSIGN(PermissionControllerImpl);
};
} // namespace content
#endif // CONTENT_BROWSER_PERMISSIONS_PERMISSION_CONTROLLER_IMPL_H_
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