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1 /*
2  * Copyright (C) 2013 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 are
6  * met:
7  *
8  *     * Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  *     * Redistributions in binary form must reproduce the above
11  * copyright notice, this list of conditions and the following disclaimer
12  * in the documentation and/or other materials provided with the
13  * distribution.
14  *     * Neither the name of Google Inc. nor the names of its
15  * contributors may be used to endorse or promote products derived from
16  * this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #include "config.h"
32 #include "modules/webdatabase/DatabaseClient.h"
33 
34 #include "core/dom/Document.h"
35 #include "core/inspector/InspectorController.h"
36 #include "core/page/Page.h"
37 #include "modules/webdatabase/Database.h"
38 #include "modules/webdatabase/InspectorDatabaseAgent.h"
39 
40 namespace blink {
41 
DatabaseClient()42 DatabaseClient::DatabaseClient()
43     : m_inspectorAgent(0)
44 { }
45 
from(ExecutionContext * context)46 DatabaseClient* DatabaseClient::from(ExecutionContext* context)
47 {
48     return static_cast<DatabaseClient*>(WillBeHeapSupplement<Page>::from(toDocument(context)->page(), supplementName()));
49 }
50 
supplementName()51 const char* DatabaseClient::supplementName()
52 {
53     return "DatabaseClient";
54 }
55 
didOpenDatabase(PassRefPtrWillBeRawPtr<Database> database,const String & domain,const String & name,const String & version)56 void DatabaseClient::didOpenDatabase(PassRefPtrWillBeRawPtr<Database> database, const String& domain, const String& name, const String& version)
57 {
58     if (m_inspectorAgent)
59         m_inspectorAgent->didOpenDatabase(database, domain, name, version);
60 }
61 
createInspectorAgentFor(Page * page)62 void DatabaseClient::createInspectorAgentFor(Page* page)
63 {
64     ASSERT(!m_inspectorAgent);
65     OwnPtrWillBeRawPtr<InspectorDatabaseAgent> inspectorAgent = InspectorDatabaseAgent::create();
66     m_inspectorAgent = inspectorAgent.get();
67     page->inspectorController().registerModuleAgent(inspectorAgent.release());
68 }
69 
provideDatabaseClientTo(Page & page,PassOwnPtrWillBeRawPtr<DatabaseClient> client)70 void provideDatabaseClientTo(Page& page, PassOwnPtrWillBeRawPtr<DatabaseClient> client)
71 {
72     DatabaseClient* clientPtr = client.get();
73     page.provideSupplement(DatabaseClient::supplementName(), client);
74     clientPtr->createInspectorAgentFor(&page);
75 }
76 
77 } // namespace blink
78