1/*
2 * Copyright (C) 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
3 * Copyright (C) 2008 Matt Lilek <webkit@mattlilek.com>
4 * Copyright (C) 2011 Google Inc. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1.  Redistributions of source code must retain the above copyright
11 *     notice, this list of conditions and the following disclaimer.
12 * 2.  Redistributions in binary form must reproduce the above copyright
13 *     notice, this list of conditions and the following disclaimer in the
14 *     documentation and/or other materials provided with the distribution.
15 * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
16 *     its contributors may be used to endorse or promote products derived
17 *     from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
20 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
23 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
26 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include "config.h"
32#include "InspectorAgent.h"
33
34#if ENABLE(INSPECTOR)
35
36#include "InspectorValues.h"
37#include "ScriptValue.h"
38
39namespace Inspector {
40
41InspectorAgent::InspectorAgent()
42    : InspectorAgentBase(ASCIILiteral("Inspector"))
43    , m_enabled(false)
44{
45}
46
47InspectorAgent::~InspectorAgent()
48{
49}
50
51void InspectorAgent::didCreateFrontendAndBackend(InspectorFrontendChannel* frontendChannel, InspectorBackendDispatcher* backendDispatcher)
52{
53    m_frontendDispatcher = std::make_unique<InspectorInspectorFrontendDispatcher>(frontendChannel);
54    m_backendDispatcher = InspectorInspectorBackendDispatcher::create(backendDispatcher, this);
55}
56
57void InspectorAgent::willDestroyFrontendAndBackend(InspectorDisconnectReason)
58{
59    m_frontendDispatcher = nullptr;
60    m_backendDispatcher.clear();
61
62    m_pendingEvaluateTestCommands.clear();
63
64    ErrorString error;
65    disable(&error);
66}
67
68void InspectorAgent::enable(ErrorString*)
69{
70    m_enabled = true;
71
72    if (m_pendingInspectData.first)
73        inspect(m_pendingInspectData.first, m_pendingInspectData.second);
74
75    for (auto& testCommand : m_pendingEvaluateTestCommands) {
76        if (!m_frontendDispatcher)
77            break;
78
79        m_frontendDispatcher->evaluateForTestInFrontend(testCommand);
80    }
81
82    m_pendingEvaluateTestCommands.clear();
83}
84
85void InspectorAgent::disable(ErrorString*)
86{
87    m_enabled = false;
88}
89
90void InspectorAgent::inspect(PassRefPtr<TypeBuilder::Runtime::RemoteObject> objectToInspect, PassRefPtr<InspectorObject> hints)
91{
92    if (m_enabled && m_frontendDispatcher) {
93        m_frontendDispatcher->inspect(objectToInspect, hints);
94        m_pendingInspectData.first = nullptr;
95        m_pendingInspectData.second = nullptr;
96        return;
97    }
98
99    m_pendingInspectData.first = objectToInspect;
100    m_pendingInspectData.second = hints;
101}
102
103void InspectorAgent::evaluateForTestInFrontend(const String& script)
104{
105    if (m_enabled && m_frontendDispatcher)
106        m_frontendDispatcher->evaluateForTestInFrontend(script);
107    else
108        m_pendingEvaluateTestCommands.append(script);
109}
110
111} // namespace Inspector
112
113#endif // ENABLE(INSPECTOR)
114