4c1c3474a3d5df57f7e87b74f9dc3b480bb84a84
[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::versionChangeTransactionWillFinish()
71 {
72     // 3.3.7 "versionchange" transaction steps
73     // When the transaction is finished, immediately set request's transaction property to null.
74     m_shouldExposeTransactionToDOM = false;
75 }
76
77 void IDBOpenDBRequest::fireSuccessAfterVersionChangeCommit()
78 {
79     LOG(IndexedDB, "IDBOpenDBRequest::fireSuccessAfterVersionChangeCommit()");
80
81     ASSERT(hasPendingActivity());
82     ASSERT(m_result);
83     ASSERT(m_result->type() == IDBAny::Type::IDBDatabase);
84     m_transaction->addRequest(*this);
85
86     enqueueEvent(Event::create(eventNames().successEvent, false, false));
87 }
88
89 void IDBOpenDBRequest::fireErrorAfterVersionChangeAbort()
90 {
91     LOG(IndexedDB, "IDBOpenDBRequest::fireErrorAfterVersionChangeAbort()");
92
93     ASSERT(hasPendingActivity());
94
95     IDBError idbError(IDBDatabaseException::AbortError);
96     m_domError = DOMError::create(idbError.name());
97
98     m_transaction->addRequest(*this);
99     enqueueEvent(Event::create(eventNames().errorEvent, true, true));
100 }
101
102 void IDBOpenDBRequest::onSuccess(const IDBResultData& resultData)
103 {
104     LOG(IndexedDB, "IDBOpenDBRequest::onSuccess()");
105
106     if (!scriptExecutionContext())
107         return;
108
109     Ref<IDBDatabase> database = IDBDatabase::create(*scriptExecutionContext(), connection(), resultData);
110     m_result = IDBAny::create(WTF::move(database));
111     m_readyState = IDBRequestReadyState::Done;
112
113     enqueueEvent(Event::create(eventNames().successEvent, false, false));
114 }
115
116 void IDBOpenDBRequest::onUpgradeNeeded(const IDBResultData& resultData)
117 {
118     Ref<IDBDatabase> database = IDBDatabase::create(*scriptExecutionContext(), connection(), resultData);
119     Ref<IDBTransaction> transaction = database->startVersionChangeTransaction(resultData.transactionInfo(), *this);
120
121     ASSERT(transaction->info().mode() == IndexedDB::TransactionMode::VersionChange);
122     ASSERT(transaction->originalDatabaseInfo());
123
124     uint64_t oldVersion = transaction->originalDatabaseInfo()->version();
125     uint64_t newVersion = transaction->info().newVersion();
126
127     LOG(IndexedDB, "IDBOpenDBRequest::onUpgradeNeeded() - current version is %" PRIu64 ", new is %" PRIu64, oldVersion, newVersion);
128
129     m_result = IDBAny::create(WTF::move(database));
130     m_readyState = IDBRequestReadyState::Done;
131     m_transaction = adoptRef(&transaction.leakRef());
132     m_transaction->addRequest(*this);
133
134     enqueueEvent(IDBVersionChangeEvent::create(oldVersion, newVersion, eventNames().upgradeneededEvent));
135 }
136
137 void IDBOpenDBRequest::onDeleteDatabaseSuccess(const IDBResultData& resultData)
138 {
139     uint64_t oldVersion = resultData.databaseInfo().version();
140
141     LOG(IndexedDB, "IDBOpenDBRequest::onDeleteDatabaseSuccess() - current version is %" PRIu64, oldVersion);
142
143     m_readyState = IDBRequestReadyState::Done;
144     m_result = IDBAny::createUndefined();
145
146     enqueueEvent(IDBVersionChangeEvent::create(oldVersion, 0, eventNames().successEvent));
147 }
148
149 void IDBOpenDBRequest::requestCompleted(const IDBResultData& data)
150 {
151     LOG(IndexedDB, "IDBOpenDBRequest::requestCompleted");
152
153     switch (data.type()) {
154     case IDBResultType::Error:
155         onError(data);
156         break;
157     case IDBResultType::OpenDatabaseSuccess:
158         onSuccess(data);
159         break;
160     case IDBResultType::OpenDatabaseUpgradeNeeded:
161         onUpgradeNeeded(data);
162         break;
163     case IDBResultType::DeleteDatabaseSuccess:
164         onDeleteDatabaseSuccess(data);
165         break;
166     default:
167         RELEASE_ASSERT_NOT_REACHED();
168     }
169 }
170
171 } // namespace IDBClient
172 } // namespace WebCore
173
174 #endif // ENABLE(INDEXED_DATABASE)