third_party/WebKit/Source/core/frame/FrameConsole.cpp

/*
 * Copyright (C) 2013 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "core/frame/FrameConsole.h"

#include "bindings/core/v8/SourceLocation.h"
#include "core/frame/FrameHost.h"
#include "core/frame/LocalFrame.h"
#include "core/inspector/ConsoleMessage.h"
#include "core/inspector/ConsoleMessageStorage.h"
#include "core/inspector/MainThreadDebugger.h"
#include "core/page/ChromeClient.h"
#include "core/page/Page.h"
#include "platform/network/ResourceError.h"
#include "platform/network/ResourceResponse.h"
#include "wtf/text/StringBuilder.h"
#include <memory>

namespace blink {

FrameConsole::FrameConsole(LocalFrame& frame)
    : m_frame(&frame)
{
}

void FrameConsole::addMessage(ConsoleMessage* consoleMessage)
{
    if (addMessageToStorage(consoleMessage))
        reportMessageToClient(consoleMessage->source(), consoleMessage->level(), consoleMessage->message(), consoleMessage->location());
}

bool FrameConsole::addMessageToStorage(ConsoleMessage* consoleMessage)
{
    if (!m_frame->document() || !m_frame->host())
        return false;
    m_frame->host()->consoleMessageStorage().addConsoleMessage(m_frame->document(), consoleMessage);
    return true;
}

void FrameConsole::reportMessageToClient(MessageSource source, MessageLevel level, const String& message, SourceLocation* location)
{
    if (source == NetworkMessageSource)
        return;

    String url = location->url();
    String stackTrace;
    if (source == ConsoleAPIMessageSource) {
        if (!m_frame->host())
            return;
        if (m_frame->chromeClient().shouldReportDetailedMessageForSource(*m_frame, url)) {
            std::unique_ptr<SourceLocation> fullLocation = SourceLocation::captureWithFullStackTrace();
            if (!fullLocation->isUnknown())
                stackTrace = fullLocation->toString();
        }
    } else {
        if (!location->isUnknown() && m_frame->chromeClient().shouldReportDetailedMessageForSource(*m_frame, url))
            stackTrace = location->toString();
    }

    m_frame->chromeClient().addMessageToConsole(m_frame, source, level, message, location->lineNumber(), url, stackTrace);
}

void FrameConsole::addMessageFromWorker(MessageLevel level, const String& message, std::unique_ptr<SourceLocation> location, const String& workerId)
{
    reportMessageToClient(WorkerMessageSource, level, message, location.get());
    addMessageToStorage(ConsoleMessage::createFromWorker(level, message, std::move(location), workerId));
}

void FrameConsole::reportResourceResponseReceived(DocumentLoader* loader, unsigned long requestIdentifier, const ResourceResponse& response)
{
    if (!loader)
        return;
    if (response.httpStatusCode() < 400)
        return;
    if (response.wasFallbackRequiredByServiceWorker())
        return;
    String message = "Failed to load resource: the server responded with a status of " + String::number(response.httpStatusCode()) + " (" + response.httpStatusText() + ')';
    ConsoleMessage* consoleMessage = ConsoleMessage::createForRequest(NetworkMessageSource, ErrorMessageLevel, message, response.url().getString(), requestIdentifier);
    addMessage(consoleMessage);
}

void FrameConsole::didFailLoading(unsigned long requestIdentifier, const ResourceError& error)
{
    if (error.isCancellation()) // Report failures only.
        return;
    StringBuilder message;
    message.append("Failed to load resource");
    if (!error.localizedDescription().isEmpty()) {
        message.append(": ");
        message.append(error.localizedDescription());
    }
    addMessageToStorage(ConsoleMessage::createForRequest(NetworkMessageSource, ErrorMessageLevel, message.toString(), error.failingURL(), requestIdentifier));
}

DEFINE_TRACE(FrameConsole)
{
    visitor->trace(m_frame);
}

} // namespace blink