blob: e60cde14d1a7c6c30428907507c610be55de1a22 [file] [log] [blame]
/*
* Copyright (C) 2013-2019 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 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 "config.h"
#include "PageConsoleClient.h"
#include "CachedImage.h"
#include "CanvasRenderingContext2D.h"
#include "Chrome.h"
#include "ChromeClient.h"
#include "Document.h"
#include "ElementChildIterator.h"
#include "Frame.h"
#include "FrameSnapshotting.h"
#include "HTMLCanvasElement.h"
#include "HTMLImageElement.h"
#include "HTMLPictureElement.h"
#include "HTMLVideoElement.h"
#include "Image.h"
#include "ImageBitmap.h"
#include "ImageBitmapRenderingContext.h"
#include "ImageBuffer.h"
#include "ImageData.h"
#include "InspectorController.h"
#include "InspectorInstrumentation.h"
#include "IntRect.h"
#include "JSCanvasRenderingContext2D.h"
#include "JSExecState.h"
#include "JSHTMLCanvasElement.h"
#include "JSImageBitmap.h"
#include "JSImageBitmapRenderingContext.h"
#include "JSImageData.h"
#include "JSNode.h"
#include "Node.h"
#include "Page.h"
#include "ScriptableDocumentParser.h"
#include "Settings.h"
#include <JavaScriptCore/ConsoleMessage.h>
#include <JavaScriptCore/JSCInlines.h>
#include <JavaScriptCore/ScriptArguments.h>
#include <JavaScriptCore/ScriptCallStack.h>
#include <JavaScriptCore/ScriptCallStackFactory.h>
#include <JavaScriptCore/StrongInlines.h>
#include <wtf/text/WTFString.h>
#if ENABLE(OFFSCREEN_CANVAS)
#include "JSOffscreenCanvas.h"
#include "OffscreenCanvas.h"
#endif
#if ENABLE(WEBGL)
#include "JSWebGLRenderingContext.h"
#include "WebGLRenderingContext.h"
#endif
#if ENABLE(WEBGL2)
#include "JSWebGL2RenderingContext.h"
#include "WebGL2RenderingContext.h"
#endif
namespace WebCore {
using namespace Inspector;
PageConsoleClient::PageConsoleClient(Page& page)
: m_page(page)
{
}
PageConsoleClient::~PageConsoleClient() = default;
static int muteCount = 0;
static bool printExceptions = false;
bool PageConsoleClient::shouldPrintExceptions()
{
return printExceptions;
}
void PageConsoleClient::setShouldPrintExceptions(bool print)
{
printExceptions = print;
}
void PageConsoleClient::mute()
{
muteCount++;
}
void PageConsoleClient::unmute()
{
ASSERT(muteCount > 0);
muteCount--;
}
void PageConsoleClient::addMessage(std::unique_ptr<Inspector::ConsoleMessage>&& consoleMessage)
{
if (!m_page.usesEphemeralSession()) {
String message;
if (consoleMessage->type() == MessageType::Image) {
ASSERT(consoleMessage->arguments());
consoleMessage->arguments()->getFirstArgumentAsString(message);
} else
message = consoleMessage->message();
m_page.chrome().client().addMessageToConsole(consoleMessage->source(), consoleMessage->level(), message, consoleMessage->line(), consoleMessage->column(), consoleMessage->url());
if (UNLIKELY(m_page.settings().logsPageMessagesToSystemConsoleEnabled() || shouldPrintExceptions())) {
if (consoleMessage->type() == MessageType::Image) {
ASSERT(consoleMessage->arguments());
ConsoleClient::printConsoleMessageWithArguments(MessageSource::ConsoleAPI, MessageType::Log, consoleMessage->level(), consoleMessage->arguments()->globalObject(), *consoleMessage->arguments());
} else
ConsoleClient::printConsoleMessage(MessageSource::ConsoleAPI, MessageType::Log, consoleMessage->level(), consoleMessage->message(), consoleMessage->url(), consoleMessage->line(), consoleMessage->column());
}
}
InspectorInstrumentation::addMessageToConsole(m_page, WTFMove(consoleMessage));
}
void PageConsoleClient::addMessage(MessageSource source, MessageLevel level, const String& message, unsigned long requestIdentifier, Document* document)
{
String url;
unsigned line = 0;
unsigned column = 0;
if (document)
document->getParserLocation(url, line, column);
addMessage(source, level, message, url, line, column, 0, JSExecState::currentState(), requestIdentifier);
}
void PageConsoleClient::addMessage(MessageSource source, MessageLevel level, const String& message, Ref<ScriptCallStack>&& callStack)
{
addMessage(source, level, message, String(), 0, 0, WTFMove(callStack), 0);
}
void PageConsoleClient::addMessage(MessageSource source, MessageLevel level, const String& messageText, const String& suggestedURL, unsigned suggestedLineNumber, unsigned suggestedColumnNumber, RefPtr<ScriptCallStack>&& callStack, JSC::JSGlobalObject* lexicalGlobalObject, unsigned long requestIdentifier)
{
if (muteCount && source != MessageSource::ConsoleAPI)
return;
std::unique_ptr<Inspector::ConsoleMessage> message;
if (callStack)
message = makeUnique<Inspector::ConsoleMessage>(source, MessageType::Log, level, messageText, callStack.releaseNonNull(), requestIdentifier);
else
message = makeUnique<Inspector::ConsoleMessage>(source, MessageType::Log, level, messageText, suggestedURL, suggestedLineNumber, suggestedColumnNumber, lexicalGlobalObject, requestIdentifier);
addMessage(WTFMove(message));
}
void PageConsoleClient::messageWithTypeAndLevel(MessageType type, MessageLevel level, JSC::JSGlobalObject* lexicalGlobalObject, Ref<Inspector::ScriptArguments>&& arguments)
{
String messageText;
bool gotMessage = arguments->getFirstArgumentAsString(messageText);
auto message = makeUnique<Inspector::ConsoleMessage>(MessageSource::ConsoleAPI, type, level, messageText, arguments.copyRef(), lexicalGlobalObject);
String url = message->url();
unsigned lineNumber = message->line();
unsigned columnNumber = message->column();
InspectorInstrumentation::addMessageToConsole(m_page, WTFMove(message));
if (m_page.usesEphemeralSession())
return;
if (gotMessage)
m_page.chrome().client().addMessageToConsole(MessageSource::ConsoleAPI, level, messageText, lineNumber, columnNumber, url);
if (m_page.settings().logsPageMessagesToSystemConsoleEnabled() || PageConsoleClient::shouldPrintExceptions())
ConsoleClient::printConsoleMessageWithArguments(MessageSource::ConsoleAPI, type, level, lexicalGlobalObject, WTFMove(arguments));
}
void PageConsoleClient::count(JSC::JSGlobalObject* lexicalGlobalObject, const String& label)
{
InspectorInstrumentation::consoleCount(m_page, lexicalGlobalObject, label);
}
void PageConsoleClient::countReset(JSC::JSGlobalObject* lexicalGlobalObject, const String& label)
{
InspectorInstrumentation::consoleCountReset(m_page, lexicalGlobalObject, label);
}
void PageConsoleClient::profile(JSC::JSGlobalObject* lexicalGlobalObject, const String& title)
{
// FIXME: <https://webkit.org/b/153499> Web Inspector: console.profile should use the new Sampling Profiler
InspectorInstrumentation::startProfiling(m_page, lexicalGlobalObject, title);
}
void PageConsoleClient::profileEnd(JSC::JSGlobalObject* lexicalGlobalObject, const String& title)
{
// FIXME: <https://webkit.org/b/153499> Web Inspector: console.profile should use the new Sampling Profiler
InspectorInstrumentation::stopProfiling(m_page, lexicalGlobalObject, title);
}
void PageConsoleClient::takeHeapSnapshot(JSC::JSGlobalObject*, const String& title)
{
InspectorInstrumentation::takeHeapSnapshot(m_page.mainFrame(), title);
}
void PageConsoleClient::time(JSC::JSGlobalObject* lexicalGlobalObject, const String& label)
{
InspectorInstrumentation::startConsoleTiming(m_page.mainFrame(), lexicalGlobalObject, label);
}
void PageConsoleClient::timeLog(JSC::JSGlobalObject* lexicalGlobalObject, const String& label, Ref<ScriptArguments>&& arguments)
{
InspectorInstrumentation::logConsoleTiming(m_page.mainFrame(), lexicalGlobalObject, label, WTFMove(arguments));
}
void PageConsoleClient::timeEnd(JSC::JSGlobalObject* lexicalGlobalObject, const String& label)
{
InspectorInstrumentation::stopConsoleTiming(m_page.mainFrame(), lexicalGlobalObject, label);
}
void PageConsoleClient::timeStamp(JSC::JSGlobalObject*, Ref<ScriptArguments>&& arguments)
{
InspectorInstrumentation::consoleTimeStamp(m_page.mainFrame(), WTFMove(arguments));
}
static JSC::JSObject* objectArgumentAt(ScriptArguments& arguments, unsigned index)
{
return arguments.argumentCount() > index ? arguments.argumentAt(index).getObject() : nullptr;
}
static CanvasRenderingContext* canvasRenderingContext(JSC::VM& vm, JSC::JSValue target)
{
if (auto* canvas = JSHTMLCanvasElement::toWrapped(vm, target))
return canvas->renderingContext();
#if ENABLE(OFFSCREEN_CANVAS)
if (auto* canvas = JSOffscreenCanvas::toWrapped(vm, target))
return canvas->renderingContext();
#endif
if (auto* context = JSCanvasRenderingContext2D::toWrapped(vm, target))
return context;
if (auto* context = JSImageBitmapRenderingContext::toWrapped(vm, target))
return context;
#if ENABLE(WEBGL)
if (auto* context = JSWebGLRenderingContext::toWrapped(vm, target))
return context;
#endif
#if ENABLE(WEBGL2)
if (auto* context = JSWebGL2RenderingContext::toWrapped(vm, target))
return context;
#endif
return nullptr;
}
void PageConsoleClient::record(JSC::JSGlobalObject* lexicalGlobalObject, Ref<ScriptArguments>&& arguments)
{
if (LIKELY(!InspectorInstrumentation::hasFrontends()))
return;
if (auto* target = objectArgumentAt(arguments, 0)) {
if (auto* context = canvasRenderingContext(lexicalGlobalObject->vm(), target))
InspectorInstrumentation::consoleStartRecordingCanvas(*context, *lexicalGlobalObject, objectArgumentAt(arguments, 1));
}
}
void PageConsoleClient::recordEnd(JSC::JSGlobalObject* lexicalGlobalObject, Ref<ScriptArguments>&& arguments)
{
if (LIKELY(!InspectorInstrumentation::hasFrontends()))
return;
if (auto* target = objectArgumentAt(arguments, 0)) {
if (auto* context = canvasRenderingContext(lexicalGlobalObject->vm(), target))
InspectorInstrumentation::consoleStopRecordingCanvas(*context);
}
}
static Optional<String> snapshotCanvas(HTMLCanvasElement& canvasElement, CanvasRenderingContext& canvasRenderingContext)
{
#if ENABLE(WEBGL)
if (is<WebGLRenderingContextBase>(canvasRenderingContext))
downcast<WebGLRenderingContextBase>(canvasRenderingContext).setPreventBufferClearForInspector(true);
#endif
auto result = canvasElement.toDataURL("image/png"_s);
#if ENABLE(WEBGL)
if (is<WebGLRenderingContextBase>(canvasRenderingContext))
downcast<WebGLRenderingContextBase>(canvasRenderingContext).setPreventBufferClearForInspector(false);
#endif
if (!result.hasException())
return result.releaseReturnValue().string;
return WTF::nullopt;
}
void PageConsoleClient::screenshot(JSC::JSGlobalObject* lexicalGlobalObject, Ref<ScriptArguments>&& arguments)
{
JSC::VM& vm = lexicalGlobalObject->vm();
String dataURL;
JSC::JSValue target;
if (arguments->argumentCount()) {
auto possibleTarget = arguments->argumentAt(0);
if (auto* node = JSNode::toWrapped(vm, possibleTarget)) {
target = possibleTarget;
if (UNLIKELY(InspectorInstrumentation::hasFrontends())) {
std::unique_ptr<ImageBuffer> snapshot;
// Only try to do something special for subclasses of Node if they're detached from the DOM tree.
if (!node->document().contains(node)) {
auto snapshotImageElement = [&snapshot] (HTMLImageElement& imageElement) {
if (auto* cachedImage = imageElement.cachedImage()) {
auto* image = cachedImage->image();
if (image && image != &Image::nullImage()) {
snapshot = ImageBuffer::create(image->size(), RenderingMode::Unaccelerated);
snapshot->context().drawImage(*image, FloatPoint(0, 0));
}
}
};
if (is<HTMLImageElement>(node))
snapshotImageElement(downcast<HTMLImageElement>(*node));
else if (is<HTMLPictureElement>(node)) {
if (auto* firstImage = childrenOfType<HTMLImageElement>(downcast<HTMLPictureElement>(*node)).first())
snapshotImageElement(*firstImage);
}
#if ENABLE(VIDEO)
else if (is<HTMLVideoElement>(node)) {
auto& videoElement = downcast<HTMLVideoElement>(*node);
unsigned videoWidth = videoElement.videoWidth();
unsigned videoHeight = videoElement.videoHeight();
snapshot = ImageBuffer::create(FloatSize(videoWidth, videoHeight), RenderingMode::Unaccelerated);
videoElement.paintCurrentFrameInContext(snapshot->context(), FloatRect(0, 0, videoWidth, videoHeight));
}
#endif
else if (is<HTMLCanvasElement>(node)) {
auto& canvasElement = downcast<HTMLCanvasElement>(*node);
if (auto* canvasRenderingContext = canvasElement.renderingContext()) {
if (auto result = snapshotCanvas(canvasElement, *canvasRenderingContext))
dataURL = result.value();
}
}
}
if (dataURL.isEmpty()) {
if (!snapshot)
snapshot = WebCore::snapshotNode(m_page.mainFrame(), *node);
if (snapshot)
dataURL = snapshot->toDataURL("image/png"_s, WTF::nullopt, PreserveResolution::Yes);
}
}
} else if (auto* imageData = JSImageData::toWrapped(vm, possibleTarget)) {
target = possibleTarget;
if (UNLIKELY(InspectorInstrumentation::hasFrontends())) {
auto sourceSize = imageData->size();
if (auto imageBuffer = ImageBuffer::create(sourceSize, RenderingMode::Unaccelerated)) {
IntRect sourceRect(IntPoint(), sourceSize);
imageBuffer->putImageData(AlphaPremultiplication::Unpremultiplied, *imageData, sourceRect);
dataURL = imageBuffer->toDataURL("image/png"_s, WTF::nullopt, PreserveResolution::Yes);
}
}
} else if (auto* imageBitmap = JSImageBitmap::toWrapped(vm, possibleTarget)) {
target = possibleTarget;
if (UNLIKELY(InspectorInstrumentation::hasFrontends())) {
if (auto* imageBuffer = imageBitmap->buffer())
dataURL = imageBuffer->toDataURL("image/png"_s, WTF::nullopt, PreserveResolution::Yes);
}
} else if (auto* context = canvasRenderingContext(vm, possibleTarget)) {
auto& canvas = context->canvasBase();
if (is<HTMLCanvasElement>(canvas)) {
target = possibleTarget;
if (UNLIKELY(InspectorInstrumentation::hasFrontends())) {
if (auto result = snapshotCanvas(downcast<HTMLCanvasElement>(canvas), *context))
dataURL = result.value();
}
}
// FIXME: <https://webkit.org/b/180833> Web Inspector: support OffscreenCanvas for Canvas related operations
} else {
String base64;
if (possibleTarget.getString(lexicalGlobalObject, base64) && base64.startsWithIgnoringASCIICase("data:"_s) && base64.length() > 5) {
target = possibleTarget;
dataURL = base64;
}
}
}
if (UNLIKELY(InspectorInstrumentation::hasFrontends())) {
if (!target) {
// If no target is provided, capture an image of the viewport.
IntRect imageRect(IntPoint::zero(), m_page.mainFrame().view()->sizeForVisibleContent());
if (auto snapshot = WebCore::snapshotFrameRect(m_page.mainFrame(), imageRect, SnapshotOptionsInViewCoordinates))
dataURL = snapshot->toDataURL("image/png"_s, WTF::nullopt, PreserveResolution::Yes);
}
if (dataURL.isEmpty()) {
addMessage(makeUnique<Inspector::ConsoleMessage>(MessageSource::ConsoleAPI, MessageType::Image, MessageLevel::Error, "Could not capture screenshot"_s, WTFMove(arguments)));
return;
}
}
Vector<JSC::Strong<JSC::Unknown>> adjustedArguments;
adjustedArguments.append({ vm, target ? target : JSC::jsNontrivialString(vm, "Viewport"_s) });
for (size_t i = (!target ? 0 : 1); i < arguments->argumentCount(); ++i)
adjustedArguments.append({ vm, arguments->argumentAt(i) });
arguments = ScriptArguments::create(lexicalGlobalObject, WTFMove(adjustedArguments));
addMessage(makeUnique<Inspector::ConsoleMessage>(MessageSource::ConsoleAPI, MessageType::Image, MessageLevel::Log, dataURL, WTFMove(arguments)));
}
} // namespace WebCore