1/*
2 * Copyright (C) 2011 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#include "config.h"
27#include "WebGeolocationManager.h"
28
29#include "WebGeolocationManagerProxyMessages.h"
30#include "WebPage.h"
31#include "WebProcess.h"
32
33#if ENABLE(CLIENT_BASED_GEOLOCATION)
34#include <WebCore/Geolocation.h>
35#include <WebCore/GeolocationController.h>
36#include <WebCore/GeolocationError.h>
37#include <WebCore/GeolocationPosition.h>
38#include <WebCore/Page.h>
39#endif
40
41using namespace WebCore;
42
43namespace WebKit {
44
45WebGeolocationManager::WebGeolocationManager(WebProcess* process)
46    : m_process(process)
47{
48}
49
50WebGeolocationManager::~WebGeolocationManager()
51{
52}
53
54void WebGeolocationManager::didReceiveMessage(CoreIPC::Connection* connection, CoreIPC::MessageID messageID, CoreIPC::ArgumentDecoder* arguments)
55{
56    didReceiveWebGeolocationManagerMessage(connection, messageID, arguments);
57}
58
59void WebGeolocationManager::registerWebPage(WebPage* page)
60{
61#if ENABLE(CLIENT_BASED_GEOLOCATION)
62    bool wasEmpty = m_pageSet.isEmpty();
63
64    m_pageSet.add(page);
65
66    if (wasEmpty)
67        m_process->connection()->send(Messages::WebGeolocationManagerProxy::StartUpdating(), 0);
68#endif
69}
70
71void WebGeolocationManager::unregisterWebPage(WebPage* page)
72{
73#if ENABLE(CLIENT_BASED_GEOLOCATION)
74    m_pageSet.remove(page);
75
76    if (m_pageSet.isEmpty())
77        m_process->connection()->send(Messages::WebGeolocationManagerProxy::StopUpdating(), 0);
78#endif
79}
80
81void WebGeolocationManager::didChangePosition(const WebGeolocationPosition::Data& data)
82{
83#if ENABLE(CLIENT_BASED_GEOLOCATION)
84    RefPtr<GeolocationPosition> position = GeolocationPosition::create(data.timestamp, data.latitude, data.longitude, data.accuracy);
85
86    HashSet<WebPage*>::const_iterator it = m_pageSet.begin();
87    HashSet<WebPage*>::const_iterator end = m_pageSet.end();
88    for (; it != end; ++it) {
89        WebPage* page = *it;
90        if (page->corePage())
91            page->corePage()->geolocationController()->positionChanged(position.get());
92    }
93#endif
94}
95
96void WebGeolocationManager::didFailToDeterminePosition()
97{
98#if ENABLE(CLIENT_BASED_GEOLOCATION)
99    // FIXME: Add localized error string.
100    RefPtr<GeolocationError> error = GeolocationError::create(GeolocationError::PositionUnavailable, /* Localized error string */ String(""));
101
102    HashSet<WebPage*>::const_iterator it = m_pageSet.begin();
103    HashSet<WebPage*>::const_iterator end = m_pageSet.end();
104    for (; it != end; ++it) {
105        WebPage* page = *it;
106        if (page->corePage())
107            page->corePage()->geolocationController()->errorOccurred(error.get());
108    }
109#endif
110}
111
112} // namespace WebKit
113