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      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/PageDebuggerAgent.h"
     33 
     34 #include "bindings/v8/DOMWrapperWorld.h"
     35 #include "bindings/v8/ScriptController.h"
     36 #include "bindings/v8/ScriptSourceCode.h"
     37 #include "core/frame/FrameConsole.h"
     38 #include "core/frame/LocalFrame.h"
     39 #include "core/inspector/InspectorOverlay.h"
     40 #include "core/inspector/InspectorPageAgent.h"
     41 #include "core/inspector/InstrumentingAgents.h"
     42 #include "core/loader/DocumentLoader.h"
     43 #include "core/page/Page.h"
     44 
     45 namespace WebCore {
     46 
     47 PassOwnPtr<PageDebuggerAgent> PageDebuggerAgent::create(PageScriptDebugServer* pageScriptDebugServer, InspectorPageAgent* pageAgent, InjectedScriptManager* injectedScriptManager, InspectorOverlay* overlay)
     48 {
     49     return adoptPtr(new PageDebuggerAgent(pageScriptDebugServer, pageAgent, injectedScriptManager, overlay));
     50 }
     51 
     52 PageDebuggerAgent::PageDebuggerAgent(PageScriptDebugServer* pageScriptDebugServer, InspectorPageAgent* pageAgent, InjectedScriptManager* injectedScriptManager, InspectorOverlay* overlay)
     53     : InspectorDebuggerAgent(injectedScriptManager)
     54     , m_pageScriptDebugServer(pageScriptDebugServer)
     55     , m_pageAgent(pageAgent)
     56     , m_overlay(overlay)
     57 {
     58     m_overlay->overlayHost()->setListener(this);
     59 }
     60 
     61 PageDebuggerAgent::~PageDebuggerAgent()
     62 {
     63 }
     64 
     65 void PageDebuggerAgent::enable()
     66 {
     67     InspectorDebuggerAgent::enable();
     68     m_instrumentingAgents->setPageDebuggerAgent(this);
     69 }
     70 
     71 void PageDebuggerAgent::disable()
     72 {
     73     InspectorDebuggerAgent::disable();
     74     m_instrumentingAgents->setPageDebuggerAgent(0);
     75 }
     76 
     77 void PageDebuggerAgent::startListeningScriptDebugServer()
     78 {
     79     scriptDebugServer().addListener(this, m_pageAgent->page());
     80 }
     81 
     82 void PageDebuggerAgent::stopListeningScriptDebugServer()
     83 {
     84     scriptDebugServer().removeListener(this, m_pageAgent->page());
     85 }
     86 
     87 PageScriptDebugServer& PageDebuggerAgent::scriptDebugServer()
     88 {
     89     return *m_pageScriptDebugServer;
     90 }
     91 
     92 void PageDebuggerAgent::muteConsole()
     93 {
     94     FrameConsole::mute();
     95 }
     96 
     97 void PageDebuggerAgent::unmuteConsole()
     98 {
     99     FrameConsole::unmute();
    100 }
    101 
    102 void PageDebuggerAgent::overlayResumed()
    103 {
    104     ErrorString error;
    105     resume(&error);
    106 }
    107 
    108 void PageDebuggerAgent::overlaySteppedOver()
    109 {
    110     ErrorString error;
    111     stepOver(&error);
    112 }
    113 
    114 InjectedScript PageDebuggerAgent::injectedScriptForEval(ErrorString* errorString, const int* executionContextId)
    115 {
    116     if (!executionContextId) {
    117         ScriptState* scriptState = ScriptState::forMainWorld(m_pageAgent->mainFrame());
    118         return injectedScriptManager()->injectedScriptFor(scriptState);
    119     }
    120     InjectedScript injectedScript = injectedScriptManager()->injectedScriptForId(*executionContextId);
    121     if (injectedScript.isEmpty())
    122         *errorString = "Execution context with given id not found.";
    123     return injectedScript;
    124 }
    125 
    126 void PageDebuggerAgent::setOverlayMessage(ErrorString*, const String* message)
    127 {
    128     m_overlay->setPausedInDebuggerMessage(message);
    129 }
    130 
    131 void PageDebuggerAgent::didClearDocumentOfWindowObject(LocalFrame* frame)
    132 {
    133     if (frame != m_pageAgent->mainFrame())
    134         return;
    135 
    136     reset();
    137 
    138     scriptDebugServer().setPreprocessorSource(String());
    139     ASSERT(m_pageAgent);
    140     if (!m_pageAgent->scriptPreprocessorSource().isEmpty())
    141         scriptDebugServer().setPreprocessorSource(m_pageAgent->scriptPreprocessorSource());
    142 }
    143 
    144 String PageDebuggerAgent::preprocessEventListener(LocalFrame* frame, const String& source, const String& url, const String& functionName)
    145 {
    146     ASSERT(frame);
    147     ASSERT(m_pageScriptDebugServer);
    148     return m_pageScriptDebugServer->preprocessEventListener(frame, source, url, functionName);
    149 }
    150 
    151 PassOwnPtr<ScriptSourceCode> PageDebuggerAgent::preprocess(LocalFrame* frame, const ScriptSourceCode& sourceCode)
    152 {
    153     ASSERT(m_pageScriptDebugServer);
    154     ASSERT(frame);
    155     return m_pageScriptDebugServer->preprocess(frame, sourceCode);
    156 }
    157 
    158 void PageDebuggerAgent::didCommitLoad(LocalFrame* frame, DocumentLoader* loader)
    159 {
    160     Frame* mainFrame = frame->page()->deprecatedLocalMainFrame();
    161     if (loader->frame() == mainFrame)
    162         pageDidCommitLoad();
    163 }
    164 
    165 } // namespace WebCore
    166 
    167