1 /*
2 * Copyright (C) 2011 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 "core/inspector/PageRuntimeAgent.h"
33
34 #include "bindings/core/v8/DOMWrapperWorld.h"
35 #include "bindings/core/v8/ScriptController.h"
36 #include "bindings/core/v8/ScriptState.h"
37 #include "core/frame/FrameConsole.h"
38 #include "core/frame/LocalFrame.h"
39 #include "core/inspector/InjectedScript.h"
40 #include "core/inspector/InjectedScriptManager.h"
41 #include "core/inspector/InspectorClient.h"
42 #include "core/inspector/InspectorPageAgent.h"
43 #include "core/inspector/InstrumentingAgents.h"
44 #include "core/page/Page.h"
45 #include "platform/weborigin/SecurityOrigin.h"
46
47 namespace blink {
48
PageRuntimeAgent(InjectedScriptManager * injectedScriptManager,InspectorClient * client,ScriptDebugServer * scriptDebugServer,Page * page,InspectorPageAgent * pageAgent)49 PageRuntimeAgent::PageRuntimeAgent(InjectedScriptManager* injectedScriptManager, InspectorClient* client, ScriptDebugServer* scriptDebugServer, Page* page, InspectorPageAgent* pageAgent)
50 : InspectorRuntimeAgent(injectedScriptManager, scriptDebugServer)
51 , m_client(client)
52 , m_inspectedPage(page)
53 , m_pageAgent(pageAgent)
54 , m_mainWorldContextCreated(false)
55 {
56 }
57
~PageRuntimeAgent()58 PageRuntimeAgent::~PageRuntimeAgent()
59 {
60 #if !ENABLE(OILPAN)
61 m_instrumentingAgents->setPageRuntimeAgent(0);
62 #endif
63 }
64
trace(Visitor * visitor)65 void PageRuntimeAgent::trace(Visitor* visitor)
66 {
67 visitor->trace(m_inspectedPage);
68 visitor->trace(m_pageAgent);
69 InspectorRuntimeAgent::trace(visitor);
70 }
71
init()72 void PageRuntimeAgent::init()
73 {
74 m_instrumentingAgents->setPageRuntimeAgent(this);
75 }
76
enable(ErrorString * errorString)77 void PageRuntimeAgent::enable(ErrorString* errorString)
78 {
79 if (m_enabled)
80 return;
81
82 InspectorRuntimeAgent::enable(errorString);
83
84 // Only report existing contexts if the page did commit load, otherwise we may
85 // unintentionally initialize contexts in the frames which may trigger some listeners
86 // that are expected to be triggered only after the load is committed, see http://crbug.com/131623
87 if (m_mainWorldContextCreated)
88 reportExecutionContextCreation();
89 }
90
run(ErrorString * errorString)91 void PageRuntimeAgent::run(ErrorString* errorString)
92 {
93 m_client->resumeStartup();
94 }
95
didClearDocumentOfWindowObject(LocalFrame * frame)96 void PageRuntimeAgent::didClearDocumentOfWindowObject(LocalFrame* frame)
97 {
98 m_mainWorldContextCreated = true;
99
100 if (!m_enabled)
101 return;
102 ASSERT(m_frontend);
103
104 if (frame == m_inspectedPage->mainFrame()) {
105 m_scriptStateToId.clear();
106 m_frontend->executionContextsCleared();
107 }
108 String frameId = m_pageAgent->frameId(frame);
109 addExecutionContextToFrontend(ScriptState::forMainWorld(frame), true, "", frameId);
110 }
111
didCreateIsolatedContext(LocalFrame * frame,ScriptState * scriptState,SecurityOrigin * origin)112 void PageRuntimeAgent::didCreateIsolatedContext(LocalFrame* frame, ScriptState* scriptState, SecurityOrigin* origin)
113 {
114 if (!m_enabled)
115 return;
116 ASSERT(m_frontend);
117 String frameId = m_pageAgent->frameId(frame);
118 addExecutionContextToFrontend(scriptState, false, origin->toRawString(), frameId);
119 }
120
injectedScriptForEval(ErrorString * errorString,const int * executionContextId)121 InjectedScript PageRuntimeAgent::injectedScriptForEval(ErrorString* errorString, const int* executionContextId)
122 {
123 if (!executionContextId) {
124 ScriptState* scriptState = ScriptState::forMainWorld(m_inspectedPage->deprecatedLocalMainFrame());
125 InjectedScript result = injectedScriptManager()->injectedScriptFor(scriptState);
126 if (result.isEmpty())
127 *errorString = "Internal error: main world execution context not found.";
128 return result;
129 }
130 InjectedScript injectedScript = injectedScriptManager()->injectedScriptForId(*executionContextId);
131 if (injectedScript.isEmpty())
132 *errorString = "Execution context with given id not found.";
133 return injectedScript;
134 }
135
muteConsole()136 void PageRuntimeAgent::muteConsole()
137 {
138 FrameConsole::mute();
139 }
140
unmuteConsole()141 void PageRuntimeAgent::unmuteConsole()
142 {
143 FrameConsole::unmute();
144 }
145
reportExecutionContextCreation()146 void PageRuntimeAgent::reportExecutionContextCreation()
147 {
148 Vector<std::pair<ScriptState*, SecurityOrigin*> > isolatedContexts;
149 for (Frame* frame = m_inspectedPage->mainFrame(); frame; frame = frame->tree().traverseNext()) {
150 if (!frame->isLocalFrame())
151 continue;
152 LocalFrame* localFrame = toLocalFrame(frame);
153 if (!localFrame->script().canExecuteScripts(NotAboutToExecuteScript))
154 continue;
155 String frameId = m_pageAgent->frameId(localFrame);
156
157 ScriptState* scriptState = ScriptState::forMainWorld(localFrame);
158 addExecutionContextToFrontend(scriptState, true, "", frameId);
159 localFrame->script().collectIsolatedContexts(isolatedContexts);
160 if (isolatedContexts.isEmpty())
161 continue;
162 for (size_t i = 0; i< isolatedContexts.size(); i++)
163 addExecutionContextToFrontend(isolatedContexts[i].first, false, isolatedContexts[i].second->toRawString(), frameId);
164 isolatedContexts.clear();
165 }
166 }
167
frameWindowDiscarded(LocalDOMWindow * window)168 void PageRuntimeAgent::frameWindowDiscarded(LocalDOMWindow* window)
169 {
170 Vector<RefPtr<ScriptState> > scriptStatesToRemove;
171 for (ScriptStateToId::iterator it = m_scriptStateToId.begin(); it != m_scriptStateToId.end(); ++it) {
172 RefPtr<ScriptState> scriptState = it->key;
173 if (scriptState->contextIsValid() || window == scriptState->domWindow()) {
174 scriptStatesToRemove.append(scriptState);
175 m_frontend->executionContextDestroyed(it->value);
176 }
177 }
178 m_scriptStateToId.removeAll(scriptStatesToRemove);
179 }
180
181 } // namespace blink
182
183