76badfcb284d0de629a09f1d75a7dfc70441e4b3
[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::onSuccess(const IDBResultData& resultData)
71 {
72     LOG(IndexedDB, "IDBOpenDBRequest::onSuccess()");
73
74     if (!scriptExecutionContext())
75         return;
76
77     Ref<IDBDatabase> database = IDBDatabase::create(*scriptExecutionContext(), connection(), resultData);
78     m_result = IDBAny::create(WTF::move(database));
79     m_readyState = IDBRequestReadyState::Done;
80
81     enqueueEvent(Event::create(eventNames().successEvent, false, false));
82 }
83
84 void IDBOpenDBRequest::onUpgradeNeeded(const IDBResultData& resultData)
85 {
86     Ref<IDBDatabase> database = IDBDatabase::create(*scriptExecutionContext(), connection(), resultData);
87     Ref<IDBTransaction> transaction = database->startVersionChangeTransaction(resultData.transactionInfo());
88
89     ASSERT(transaction->info().mode() == IndexedDB::TransactionMode::VersionChange);
90
91     uint64_t oldVersion = database->info().version();
92     uint64_t newVersion = transaction->info().newVersion();
93
94     LOG(IndexedDB, "IDBOpenDBRequest::onUpgradeNeeded() - current version is %" PRIu64 ", new is %" PRIu64, oldVersion, newVersion);
95
96     m_result = IDBAny::create(WTF::move(database));
97     m_readyState = IDBRequestReadyState::Done;
98     m_transaction = adoptRef(&transaction.leakRef());
99     m_transaction->addRequest(*this);
100
101     enqueueEvent(IDBVersionChangeEvent::create(oldVersion, newVersion, eventNames().upgradeneededEvent));
102 }
103
104 void IDBOpenDBRequest::onDeleteDatabaseSuccess(const IDBResultData& resultData)
105 {
106     uint64_t oldVersion = resultData.databaseInfo().version();
107
108     LOG(IndexedDB, "IDBOpenDBRequest::onDeleteDatabaseSuccess() - current version is %" PRIu64, oldVersion);
109
110     m_readyState = IDBRequestReadyState::Done;
111
112     enqueueEvent(IDBVersionChangeEvent::create(oldVersion, 0, eventNames().successEvent));
113 }
114
115 void IDBOpenDBRequest::requestCompleted(const IDBResultData& data)
116 {
117     LOG(IndexedDB, "IDBOpenDBRequest::requestCompleted");
118
119     switch (data.type()) {
120     case IDBResultType::Error:
121         onError(data);
122         break;
123     case IDBResultType::OpenDatabaseSuccess:
124         onSuccess(data);
125         break;
126     case IDBResultType::OpenDatabaseUpgradeNeeded:
127         onUpgradeNeeded(data);
128         break;
129     case IDBResultType::DeleteDatabaseSuccess:
130         onDeleteDatabaseSuccess(data);
131         break;
132     default:
133         RELEASE_ASSERT_NOT_REACHED();
134     }
135 }
136
137 } // namespace IDBClient
138 } // namespace WebCore
139
140 #endif // ENABLE(INDEXED_DATABASE)