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// 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 COMPONENTS_PASSWORD_MANAGER_CONTENT_RENDERER_CREDENTIAL_MANAGER_CLIENT_H_
#define COMPONENTS_PASSWORD_MANAGER_CONTENT_RENDERER_CREDENTIAL_MANAGER_CLIENT_H_
#include "base/compiler_specific.h"
#include "base/id_map.h"
#include "base/macros.h"
#include "content/public/renderer/render_view_observer.h"
#include "ipc/ipc_listener.h"
#include "third_party/WebKit/public/platform/WebCredentialManagerClient.h"
#include "third_party/WebKit/public/platform/WebCredentialManagerError.h"
#include "third_party/WebKit/public/platform/WebVector.h"
namespace blink {
class WebCredential;
class WebURL;
}
namespace content {
class RenderView;
}
namespace password_manager {
struct CredentialInfo;
// The CredentialManagerClient implements the Blink platform interface
// WebCredentialManagerClient, and acts as an intermediary between Blink-side
// calls to 'navigator.credential.*' and the password manager internals which
// live in the browser process.
//
// One instance of CredentialManagerClient is created per RenderThread,
// held in a scoped_ptr on ChromeContentRendererClient. The client holds
// a raw pointer to the RenderThread on which it lives, and uses that pointer
// to send messages to the browser process, and to route responses to itself.
//
// When the render thread is shut down (or the client is destructed), the
// routing is removed, the pointer is cleared, and any pending responses are
// rejected.
//
// Note that each RenderView's WebView holds a pointer to the
// CredentialManagerClient (set in 'OnRenderViewCreated()'). The client is
// guaranteed to outlive the views that point to it.
class CredentialManagerClient : public blink::WebCredentialManagerClient,
public content::RenderViewObserver {
public:
explicit CredentialManagerClient(content::RenderView* render_view);
~CredentialManagerClient() override;
// RenderViewObserver:
bool OnMessageReceived(const IPC::Message& message) override;
// Message handlers for messages from the browser process:
virtual void OnAcknowledgeStore(int request_id);
virtual void OnAcknowledgeRequireUserMediation(int request_id);
virtual void OnSendCredential(int request_id,
const CredentialInfo& credential_info);
virtual void OnRejectCredentialRequest(
int request_id,
blink::WebCredentialManagerError error);
// blink::WebCredentialManager:
void dispatchStore(
const blink::WebCredential& credential,
WebCredentialManagerClient::NotificationCallbacks* callbacks) override;
void dispatchRequireUserMediation(NotificationCallbacks* callbacks) override;
void dispatchGet(bool zero_click_only,
bool include_passwords,
const blink::WebVector<blink::WebURL>& federations,
RequestCallbacks* callbacks) override;
private:
typedef IDMap<blink::WebCredentialManagerClient::RequestCallbacks,
IDMapOwnPointer> RequestCallbacksMap;
typedef IDMap<blink::WebCredentialManagerClient::NotificationCallbacks,
IDMapOwnPointer> NotificationCallbacksMap;
void RespondToNotificationCallback(int request_id,
NotificationCallbacksMap* map);
// Track the various blink::WebCredentialManagerClient::*Callbacks objects
// generated from Blink. This class takes ownership of these objects.
NotificationCallbacksMap failed_sign_in_callbacks_;
NotificationCallbacksMap store_callbacks_;
NotificationCallbacksMap require_user_mediation_callbacks_;
RequestCallbacksMap get_callbacks_;
DISALLOW_COPY_AND_ASSIGN(CredentialManagerClient);
};
} // namespace password_manager
#endif // COMPONENTS_PASSWORD_MANAGER_CONTENT_RENDERER_CREDENTIAL_MANAGER_CLIENT_H_
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