1/*
2 * Copyright (C) 2011, 2012 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef NotificationPermissionRequestManager_h
27#define NotificationPermissionRequestManager_h
28
29#include <WebCore/NotificationClient.h>
30#include <WebCore/NotificationPermissionCallback.h>
31#include <WebCore/SecurityOriginHash.h>
32#include <WebCore/VoidCallback.h>
33#include <wtf/HashMap.h>
34#include <wtf/RefCounted.h>
35#include <wtf/RefPtr.h>
36#include <wtf/text/WTFString.h>
37
38namespace WebCore {
39class Notification;
40class SecurityOrigin;
41}
42
43namespace WebKit {
44
45class WebPage;
46
47/// FIXME: Need to keep a queue of pending notifications which permission is still being requested.
48class NotificationPermissionRequestManager : public RefCounted<NotificationPermissionRequestManager> {
49public:
50    static PassRefPtr<NotificationPermissionRequestManager> create(WebPage*);
51
52#if ENABLE(NOTIFICATIONS)
53    void startRequest(WebCore::SecurityOrigin*, PassRefPtr<WebCore::NotificationPermissionCallback>);
54#endif
55#if ENABLE(LEGACY_NOTIFICATIONS)
56    void startRequest(WebCore::SecurityOrigin*, PassRefPtr<WebCore::VoidCallback>);
57#endif
58    void cancelRequest(WebCore::SecurityOrigin*);
59
60    WebCore::NotificationClient::Permission permissionLevel(WebCore::SecurityOrigin*);
61
62    // For testing purposes only.
63    void setPermissionLevelForTesting(const String& originString, bool allowed);
64    void removeAllPermissionsForTesting();
65
66    void didReceiveNotificationPermissionDecision(uint64_t notificationID, bool allowed);
67
68private:
69    NotificationPermissionRequestManager(WebPage*);
70
71#if ENABLE(NOTIFICATIONS)
72    HashMap<uint64_t, RefPtr<WebCore::NotificationPermissionCallback>> m_idToCallbackMap;
73#endif
74#if ENABLE(LEGACY_NOTIFICATIONS)
75    HashMap<uint64_t, RefPtr<WebCore::VoidCallback>> m_idToVoidCallbackMap;
76#endif
77    HashMap<RefPtr<WebCore::SecurityOrigin>, uint64_t> m_originToIDMap;
78    HashMap<uint64_t, RefPtr<WebCore::SecurityOrigin>> m_idToOriginMap;
79
80#if ENABLE(NOTIFICATIONS) || ENABLE(LEGACY_NOTIFICATIONS)
81    WebPage* m_page;
82#endif
83};
84
85inline bool isRequestIDValid(uint64_t id)
86{
87    // This check makes sure that the ID is not equal to values needed by
88    // HashMap for bucketing.
89    return id && id != static_cast<uint64_t>(-1);
90}
91
92} // namespace WebKit
93
94#endif // NotificationPermissionRequestManager_h
95