a09cb26efde5f055fa14d7dfa38640e0ff68ff92
[WebKit-https.git] / Source / WebCore / Modules / indexeddb / client / IDBOpenDBRequestImpl.cpp
1 /*
2  * Copyright (C) 2015 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 "IDBOpenDBRequestImpl.h"
28
29 #if ENABLE(INDEXED_DATABASE)
30
31 #include "IDBDatabaseImpl.h"
32 #include "IDBError.h"
33 #include "IDBResultData.h"
34 #include "IDBTransactionImpl.h"
35 #include "IDBVersionChangeEventImpl.h"
36 #include "Logging.h"
37
38 namespace WebCore {
39 namespace IDBClient {
40
41 Ref<IDBOpenDBRequest> IDBOpenDBRequest::createDeleteRequest(IDBConnectionToServer& connection, ScriptExecutionContext* context, const IDBDatabaseIdentifier& databaseIdentifier)
42 {
43     ASSERT(databaseIdentifier.isValid());
44     return adoptRef(*new IDBOpenDBRequest(connection, context, databaseIdentifier, 0));
45 }
46
47 Ref<IDBOpenDBRequest> IDBOpenDBRequest::createOpenRequest(IDBConnectionToServer& connection, ScriptExecutionContext* context, const IDBDatabaseIdentifier& databaseIdentifier, uint64_t version)
48 {
49     ASSERT(databaseIdentifier.isValid());
50     return adoptRef(*new IDBOpenDBRequest(connection, context, databaseIdentifier, version));
51 }
52     
53 IDBOpenDBRequest::IDBOpenDBRequest(IDBConnectionToServer& connection, ScriptExecutionContext* context, const IDBDatabaseIdentifier& databaseIdentifier, uint64_t version)
54     : IDBRequest(connection, context)
55     , m_databaseIdentifier(databaseIdentifier)
56     , m_version(version)
57 {
58 }
59
60 IDBOpenDBRequest::~IDBOpenDBRequest()
61 {
62 }
63
64 void IDBOpenDBRequest::onError(const IDBResultData& data)
65 {
66     m_domError = DOMError::create(data.error().name());
67     enqueueEvent(Event::create(eventNames().errorEvent, true, true));
68 }
69
70 void IDBOpenDBRequest::fireSuccessAfterVersionChangeCommit()
71 {
72     LOG(IndexedDB, "IDBOpenDBRequest::fireSuccessAfterVersionChangeCommit()");
73
74     ASSERT(hasPendingActivity());
75     ASSERT(m_result);
76     ASSERT(m_result->type() == IDBAny::Type::IDBDatabase);
77     m_transaction->addRequest(*this);
78
79     enqueueEvent(Event::create(eventNames().successEvent, false, false));
80 }
81
82 void IDBOpenDBRequest::onSuccess(const IDBResultData& resultData)
83 {
84     LOG(IndexedDB, "IDBOpenDBRequest::onSuccess()");
85
86     if (!scriptExecutionContext())
87         return;
88
89     Ref<IDBDatabase> database = IDBDatabase::create(*scriptExecutionContext(), connection(), resultData);
90     m_result = IDBAny::create(WTF::move(database));
91     m_readyState = IDBRequestReadyState::Done;
92
93     enqueueEvent(Event::create(eventNames().successEvent, false, false));
94 }
95
96 void IDBOpenDBRequest::onUpgradeNeeded(const IDBResultData& resultData)
97 {
98     Ref<IDBDatabase> database = IDBDatabase::create(*scriptExecutionContext(), connection(), resultData);
99     Ref<IDBTransaction> transaction = database->startVersionChangeTransaction(resultData.transactionInfo(), *this);
100
101     ASSERT(transaction->info().mode() == IndexedDB::TransactionMode::VersionChange);
102
103     uint64_t oldVersion = database->info().version();
104     uint64_t newVersion = transaction->info().newVersion();
105
106     LOG(IndexedDB, "IDBOpenDBRequest::onUpgradeNeeded() - current version is %" PRIu64 ", new is %" PRIu64, oldVersion, newVersion);
107
108     m_result = IDBAny::create(WTF::move(database));
109     m_readyState = IDBRequestReadyState::Done;
110     m_transaction = adoptRef(&transaction.leakRef());
111     m_transaction->addRequest(*this);
112
113     enqueueEvent(IDBVersionChangeEvent::create(oldVersion, newVersion, eventNames().upgradeneededEvent));
114 }
115
116 void IDBOpenDBRequest::onDeleteDatabaseSuccess(const IDBResultData& resultData)
117 {
118     uint64_t oldVersion = resultData.databaseInfo().version();
119
120     LOG(IndexedDB, "IDBOpenDBRequest::onDeleteDatabaseSuccess() - current version is %" PRIu64, oldVersion);
121
122     m_readyState = IDBRequestReadyState::Done;
123
124     enqueueEvent(IDBVersionChangeEvent::create(oldVersion, 0, eventNames().successEvent));
125 }
126
127 void IDBOpenDBRequest::requestCompleted(const IDBResultData& data)
128 {
129     LOG(IndexedDB, "IDBOpenDBRequest::requestCompleted");
130
131     switch (data.type()) {
132     case IDBResultType::Error:
133         onError(data);
134         break;
135     case IDBResultType::OpenDatabaseSuccess:
136         onSuccess(data);
137         break;
138     case IDBResultType::OpenDatabaseUpgradeNeeded:
139         onUpgradeNeeded(data);
140         break;
141     case IDBResultType::DeleteDatabaseSuccess:
142         onDeleteDatabaseSuccess(data);
143         break;
144     default:
145         RELEASE_ASSERT_NOT_REACHED();
146     }
147 }
148
149 } // namespace IDBClient
150 } // namespace WebCore
151
152 #endif // ENABLE(INDEXED_DATABASE)