1/*
2 * Copyright (C) 2010 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 "WebPreferences.h"
28
29#include <wtf/RetainPtr.h>
30#include <wtf/text/StringConcatenate.h>
31
32#if !PLATFORM(MAC)
33
34namespace WebKit {
35
36static RetainPtr<CFStringRef> cfStringFromWebCoreString(const String& string)
37{
38    return RetainPtr<CFStringRef>(AdoptCF, CFStringCreateWithCharacters(0, reinterpret_cast<const UniChar*>(string.characters()), string.length()));
39}
40
41static inline RetainPtr<CFStringRef> makeKey(const String& identifier, const String& baseKey)
42{
43    return cfStringFromWebCoreString(makeString(identifier, ".WebKit2", baseKey));
44}
45
46static void setStringValueIfInUserDefaults(const String& identifier, const String& baseKey, WebPreferencesStore& store)
47{
48    RetainPtr<CFPropertyListRef> value(AdoptCF, CFPreferencesCopyAppValue(makeKey(identifier, baseKey).get(), kCFPreferencesCurrentApplication));
49    if (!value)
50        return;
51    if (CFGetTypeID(value.get()) != CFStringGetTypeID())
52        return;
53
54    store.setStringValueForKey(baseKey, (CFStringRef)value.get());
55}
56
57static void setBoolValueIfInUserDefaults(const String& identifier, const String& baseKey, WebPreferencesStore& store)
58{
59    RetainPtr<CFPropertyListRef> value(AdoptCF, CFPreferencesCopyAppValue(makeKey(identifier, baseKey).get(), kCFPreferencesCurrentApplication));
60    if (!value)
61        return;
62    if (CFGetTypeID(value.get()) != CFBooleanGetTypeID())
63        return;
64
65    store.setBoolValueForKey(baseKey, CFBooleanGetValue((CFBooleanRef)value.get()) ? true : false);
66}
67
68static void setUInt32ValueIfInUserDefaults(const String& identifier, const String& baseKey, WebPreferencesStore& store)
69{
70    RetainPtr<CFPropertyListRef> value(AdoptCF, CFPreferencesCopyAppValue(makeKey(identifier, baseKey).get(), kCFPreferencesCurrentApplication));
71    if (!value)
72        return;
73    if (CFGetTypeID(value.get()) != CFNumberGetTypeID())
74        return;
75    int32_t intValue = 0;
76    if (!CFNumberGetValue((CFNumberRef)value.get(), kCFNumberSInt32Type, &intValue))
77        return;
78
79    store.setUInt32ValueForKey(baseKey, intValue);
80}
81
82static void setDoubleValueIfInUserDefaults(const String& identifier, const String& baseKey, WebPreferencesStore& store)
83{
84    RetainPtr<CFPropertyListRef> value(AdoptCF, CFPreferencesCopyAppValue(makeKey(identifier, baseKey).get(), kCFPreferencesCurrentApplication));
85    if (!value)
86        return;
87    if (CFGetTypeID(value.get()) != CFNumberGetTypeID())
88        return;
89    double doubleValue = 0;
90    if (!CFNumberGetValue((CFNumberRef)value.get(), kCFNumberDoubleType, &doubleValue))
91        return;
92
93    store.setDoubleValueForKey(baseKey, doubleValue);
94}
95
96void WebPreferences::platformInitializeStore()
97{
98    if (!m_identifier)
99        return;
100
101#define INITIALIZE_PREFERENCE_FROM_NSUSERDEFAULTS(KeyUpper, KeyLower, TypeName, Type, DefaultValue) \
102    set##TypeName##ValueIfInUserDefaults(m_identifier, WebPreferencesKey::KeyLower##Key(), m_store);
103
104    FOR_EACH_WEBKIT_PREFERENCE(INITIALIZE_PREFERENCE_FROM_NSUSERDEFAULTS)
105
106#undef INITIALIZE_PREFERENCE_FROM_NSUSERDEFAULTS
107
108}
109
110void WebPreferences::platformUpdateStringValueForKey(const String& key, const String& value)
111{
112    if (!m_identifier)
113        return;
114
115    CFPreferencesSetAppValue(makeKey(m_identifier, key).get(), cfStringFromWebCoreString(value).get(), kCFPreferencesCurrentApplication);
116}
117
118void WebPreferences::platformUpdateBoolValueForKey(const String& key, bool value)
119{
120    if (!m_identifier)
121        return;
122
123    CFPreferencesSetAppValue(makeKey(m_identifier, key).get(), value ? kCFBooleanTrue : kCFBooleanFalse, kCFPreferencesCurrentApplication);
124}
125
126void WebPreferences::platformUpdateUInt32ValueForKey(const String& key, uint32_t value)
127{
128    if (!m_identifier)
129        return;
130
131    RetainPtr<CFNumberRef> number(AdoptCF, CFNumberCreate(0, kCFNumberSInt32Type, &value));
132    CFPreferencesSetAppValue(makeKey(m_identifier, key).get(), number.get(), kCFPreferencesCurrentApplication);
133}
134
135void WebPreferences::platformUpdateDoubleValueForKey(const String& key, double value)
136{
137    if (!m_identifier)
138        return;
139
140    RetainPtr<CFNumberRef> number(AdoptCF, CFNumberCreate(0, kCFNumberDoubleType, &value));
141    CFPreferencesSetAppValue(makeKey(m_identifier, key).get(), number.get(), kCFPreferencesCurrentApplication);
142}
143
144} // namespace WebKit
145
146#endif // !PLATFORM(MAC)
147