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 "IDBKeyRange.h" |
28 | |
29 | #if ENABLE(INDEXED_DATABASE) |
30 | |
31 | #include "IDBBindingUtilities.h" |
32 | #include "IDBKey.h" |
33 | #include "IDBKeyData.h" |
34 | #include "ScriptExecutionContext.h" |
35 | #include <JavaScriptCore/JSCJSValue.h> |
36 | #include <wtf/IsoMallocInlines.h> |
37 | |
38 | namespace WebCore { |
39 | using namespace JSC; |
40 | |
41 | WTF_MAKE_ISO_ALLOCATED_IMPL(IDBKeyRange); |
42 | |
43 | Ref<IDBKeyRange> IDBKeyRange::create(RefPtr<IDBKey>&& lower, RefPtr<IDBKey>&& upper, bool isLowerOpen, bool isUpperOpen) |
44 | { |
45 | return adoptRef(*new IDBKeyRange(WTFMove(lower), WTFMove(upper), isLowerOpen, isUpperOpen)); |
46 | } |
47 | |
48 | Ref<IDBKeyRange> IDBKeyRange::create(RefPtr<IDBKey>&& key) |
49 | { |
50 | auto upper = key; |
51 | return create(WTFMove(key), WTFMove(upper), false, false); |
52 | } |
53 | |
54 | IDBKeyRange::IDBKeyRange(RefPtr<IDBKey>&& lower, RefPtr<IDBKey>&& upper, bool isLowerOpen, bool isUpperOpen) |
55 | : m_lower(WTFMove(lower)) |
56 | , m_upper(WTFMove(upper)) |
57 | , m_isLowerOpen(isLowerOpen) |
58 | , m_isUpperOpen(isUpperOpen) |
59 | { |
60 | } |
61 | |
62 | IDBKeyRange::~IDBKeyRange() = default; |
63 | |
64 | ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::only(RefPtr<IDBKey>&& key) |
65 | { |
66 | if (!key || !key->isValid()) |
67 | return Exception { DataError }; |
68 | |
69 | return create(WTFMove(key)); |
70 | } |
71 | |
72 | ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::only(ExecState& state, JSValue keyValue) |
73 | { |
74 | return only(scriptValueToIDBKey(state, keyValue)); |
75 | } |
76 | |
77 | ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::lowerBound(ExecState& state, JSValue boundValue, bool open) |
78 | { |
79 | auto bound = scriptValueToIDBKey(state, boundValue); |
80 | if (!bound->isValid()) |
81 | return Exception { DataError }; |
82 | |
83 | return create(WTFMove(bound), nullptr, open, true); |
84 | } |
85 | |
86 | ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::upperBound(ExecState& state, JSValue boundValue, bool open) |
87 | { |
88 | auto bound = scriptValueToIDBKey(state, boundValue); |
89 | if (!bound->isValid()) |
90 | return Exception { DataError }; |
91 | |
92 | return create(nullptr, WTFMove(bound), true, open); |
93 | } |
94 | |
95 | ExceptionOr<Ref<IDBKeyRange>> IDBKeyRange::bound(ExecState& state, JSValue lowerValue, JSValue upperValue, bool lowerOpen, bool upperOpen) |
96 | { |
97 | auto lower = scriptValueToIDBKey(state, lowerValue); |
98 | if (!lower->isValid()) |
99 | return Exception { DataError }; |
100 | auto upper = scriptValueToIDBKey(state, upperValue); |
101 | if (!upper->isValid()) |
102 | return Exception { DataError }; |
103 | if (upper->isLessThan(lower.get())) |
104 | return Exception { DataError }; |
105 | if (upper->isEqual(lower.get()) && (lowerOpen || upperOpen)) |
106 | return Exception { DataError }; |
107 | |
108 | return create(WTFMove(lower), WTFMove(upper), lowerOpen, upperOpen); |
109 | } |
110 | |
111 | bool IDBKeyRange::isOnlyKey() const |
112 | { |
113 | return m_lower && m_upper && !m_isLowerOpen && !m_isUpperOpen && m_lower->isEqual(*m_upper); |
114 | } |
115 | |
116 | ExceptionOr<bool> IDBKeyRange::includes(JSC::ExecState& state, JSC::JSValue keyValue) |
117 | { |
118 | auto key = scriptValueToIDBKey(state, keyValue); |
119 | if (!key->isValid()) |
120 | return Exception { DataError, "Failed to execute 'includes' on 'IDBKeyRange': The passed-in value is not a valid IndexedDB key." }; |
121 | |
122 | if (m_lower) { |
123 | int compare = m_lower->compare(key.get()); |
124 | |
125 | if (compare > 0) |
126 | return false; |
127 | if (m_isLowerOpen && !compare) |
128 | return false; |
129 | } |
130 | |
131 | if (m_upper) { |
132 | int compare = m_upper->compare(key.get()); |
133 | |
134 | if (compare < 0) |
135 | return false; |
136 | if (m_isUpperOpen && !compare) |
137 | return false; |
138 | } |
139 | |
140 | return true; |
141 | } |
142 | |
143 | } // namespace WebCore |
144 | |
145 | #endif // ENABLE(INDEXED_DATABASE) |
146 | |