1 /*
2 * Copyright (C) 2010 Google 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 *
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27 #include "public/web/WebGeolocationPermissionRequestManager.h"
28
29 #include "modules/geolocation/Geolocation.h"
30 #include "public/web/WebGeolocationPermissionRequest.h"
31 #include "wtf/HashMap.h"
32
33 namespace blink {
34
35 using namespace WebCore;
36
37 typedef PersistentHeapHashMap<Member<Geolocation>, int> GeolocationIdMap;
38 typedef PersistentHeapHashMap<int, Member<Geolocation> > IdGeolocationMap;
39
40 class WebGeolocationPermissionRequestManagerPrivate {
41 public:
42 GeolocationIdMap m_geolocationIdMap;
43 IdGeolocationMap m_idGeolocationMap;
44 };
45
add(const blink::WebGeolocationPermissionRequest & permissionRequest)46 int WebGeolocationPermissionRequestManager::add(const blink::WebGeolocationPermissionRequest& permissionRequest)
47 {
48 Geolocation* geolocation = permissionRequest.geolocation();
49 ASSERT(!m_private->m_geolocationIdMap.contains(geolocation));
50 static int lastId;
51 int id = ++lastId;
52 m_private->m_geolocationIdMap.add(geolocation, id);
53 m_private->m_idGeolocationMap.add(id, geolocation);
54 return id;
55 }
56
remove(const blink::WebGeolocationPermissionRequest & permissionRequest,int & id)57 bool WebGeolocationPermissionRequestManager::remove(const blink::WebGeolocationPermissionRequest& permissionRequest, int& id)
58 {
59 Geolocation* geolocation = permissionRequest.geolocation();
60 GeolocationIdMap::iterator it = m_private->m_geolocationIdMap.find(geolocation);
61 if (it == m_private->m_geolocationIdMap.end())
62 return false;
63 id = it->value;
64 m_private->m_geolocationIdMap.remove(it);
65 m_private->m_idGeolocationMap.remove(id);
66 return true;
67 }
68
remove(int id,blink::WebGeolocationPermissionRequest & permissionRequest)69 bool WebGeolocationPermissionRequestManager::remove(int id, blink::WebGeolocationPermissionRequest& permissionRequest)
70 {
71 IdGeolocationMap::iterator it = m_private->m_idGeolocationMap.find(id);
72 if (it == m_private->m_idGeolocationMap.end())
73 return false;
74 Geolocation* geolocation = it->value;
75 permissionRequest = WebGeolocationPermissionRequest(geolocation);
76 m_private->m_idGeolocationMap.remove(it);
77 m_private->m_geolocationIdMap.remove(geolocation);
78 return true;
79 }
80
init()81 void WebGeolocationPermissionRequestManager::init()
82 {
83 m_private.reset(new WebGeolocationPermissionRequestManagerPrivate);
84 }
85
reset()86 void WebGeolocationPermissionRequestManager::reset()
87 {
88 m_private.reset(0);
89 }
90
91 } // namespace blink
92