InspectorConsoleAgent.cpp [plain text]
#include "config.h"
#if ENABLE(INSPECTOR)
#include "InspectorConsoleAgent.h"
#include "InstrumentingAgents.h"
#include "Console.h"
#include "ConsoleMessage.h"
#include "DOMWindow.h"
#include "IdentifiersFactory.h"
#include "InjectedScriptHost.h"
#include "InjectedScriptManager.h"
#include "InspectorFrontend.h"
#include "InspectorState.h"
#include "ResourceError.h"
#include "ResourceResponse.h"
#include "ScriptArguments.h"
#include "ScriptCallFrame.h"
#include "ScriptCallStack.h"
#include "ScriptObject.h"
#include "ScriptProfiler.h"
#include <wtf/CurrentTime.h>
#include <wtf/OwnPtr.h>
#include <wtf/PassOwnPtr.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
static const unsigned maximumConsoleMessages = 1000;
static const int expireConsoleMessagesStep = 100;
namespace ConsoleAgentState {
static const char monitoringXHR[] = "monitoringXHR";
static const char consoleMessagesEnabled[] = "consoleMessagesEnabled";
}
InspectorConsoleAgent::InspectorConsoleAgent(InstrumentingAgents* instrumentingAgents, InspectorState* state, InjectedScriptManager* injectedScriptManager)
: InspectorBaseAgent<InspectorConsoleAgent>("Console", instrumentingAgents, state)
, m_injectedScriptManager(injectedScriptManager)
, m_frontend(0)
, m_previousMessage(0)
, m_expiredConsoleMessageCount(0)
{
m_instrumentingAgents->setInspectorConsoleAgent(this);
}
InspectorConsoleAgent::~InspectorConsoleAgent()
{
m_instrumentingAgents->setInspectorConsoleAgent(0);
m_instrumentingAgents = 0;
m_state = 0;
m_injectedScriptManager = 0;
}
void InspectorConsoleAgent::enable(ErrorString*)
{
m_state->setBoolean(ConsoleAgentState::consoleMessagesEnabled, true);
if (m_expiredConsoleMessageCount) {
ConsoleMessage expiredMessage(OtherMessageSource, LogMessageType, WarningMessageLevel, String::format("%d console messages are not shown.", m_expiredConsoleMessageCount), "", 0, "");
expiredMessage.addToFrontend(m_frontend, m_injectedScriptManager);
}
size_t messageCount = m_consoleMessages.size();
for (size_t i = 0; i < messageCount; ++i)
m_consoleMessages[i]->addToFrontend(m_frontend, m_injectedScriptManager);
}
void InspectorConsoleAgent::disable(ErrorString*)
{
m_state->setBoolean(ConsoleAgentState::consoleMessagesEnabled, false);
}
void InspectorConsoleAgent::clearMessages(ErrorString*)
{
m_consoleMessages.clear();
m_expiredConsoleMessageCount = 0;
m_previousMessage = 0;
m_injectedScriptManager->releaseObjectGroup("console");
if (m_frontend && m_state->getBoolean(ConsoleAgentState::consoleMessagesEnabled))
m_frontend->messagesCleared();
}
void InspectorConsoleAgent::reset()
{
ErrorString error;
clearMessages(&error);
m_times.clear();
m_counts.clear();
}
void InspectorConsoleAgent::restore()
{
if (m_state->getBoolean(ConsoleAgentState::consoleMessagesEnabled)) {
m_frontend->messagesCleared();
ErrorString error;
enable(&error);
}
}
void InspectorConsoleAgent::setFrontend(InspectorFrontend* frontend)
{
m_frontend = frontend->console();
}
void InspectorConsoleAgent::clearFrontend()
{
m_frontend = 0;
m_state->setBoolean(ConsoleAgentState::consoleMessagesEnabled, false);
}
void InspectorConsoleAgent::addMessageToConsole(MessageSource source, MessageType type, MessageLevel level, const String& message, PassRefPtr<ScriptArguments> arguments, PassRefPtr<ScriptCallStack> callStack)
{
if (!developerExtrasEnabled())
return;
addConsoleMessage(adoptPtr(new ConsoleMessage(source, type, level, message, arguments, callStack)));
}
void InspectorConsoleAgent::addMessageToConsole(MessageSource source, MessageType type, MessageLevel level, const String& message, const String& scriptId, unsigned lineNumber)
{
if (!developerExtrasEnabled())
return;
addConsoleMessage(adoptPtr(new ConsoleMessage(source, type, level, message, scriptId, lineNumber)));
}
Vector<unsigned> InspectorConsoleAgent::consoleMessageArgumentCounts()
{
Vector<unsigned> result(m_consoleMessages.size());
for (size_t i = 0; i < m_consoleMessages.size(); i++)
result[i] = m_consoleMessages[i]->argumentCount();
return result;
}
void InspectorConsoleAgent::startTiming(const String& title)
{
if (title.isNull())
return;
m_times.add(title, currentTime() * 1000);
}
void InspectorConsoleAgent::stopTiming(const String& title, PassRefPtr<ScriptCallStack> callStack)
{
if (title.isNull())
return;
HashMap<String, double>::iterator it = m_times.find(title);
if (it == m_times.end())
return;
double startTime = it->second;
m_times.remove(it);
double elapsed = currentTime() * 1000 - startTime;
String message = title + String::format(": %.0fms", elapsed);
const ScriptCallFrame& lastCaller = callStack->at(0);
addMessageToConsole(JSMessageSource, LogMessageType, LogMessageLevel, message, lastCaller.sourceURL(), lastCaller.lineNumber());
}
void InspectorConsoleAgent::count(PassRefPtr<ScriptArguments> arguments, PassRefPtr<ScriptCallStack> callStack)
{
const ScriptCallFrame& lastCaller = callStack->at(0);
String title;
arguments->getFirstArgumentAsString(title);
String identifier = title + '@' + lastCaller.sourceURL() + ':' + String::number(lastCaller.lineNumber());
HashMap<String, unsigned>::iterator it = m_counts.find(identifier);
int count;
if (it == m_counts.end())
count = 1;
else {
count = it->second + 1;
m_counts.remove(it);
}
m_counts.add(identifier, count);
String message = title + ": " + String::number(count);
addMessageToConsole(JSMessageSource, LogMessageType, LogMessageLevel, message, lastCaller.sourceURL(), lastCaller.lineNumber());
}
void InspectorConsoleAgent::frameWindowDiscarded(DOMWindow* window)
{
size_t messageCount = m_consoleMessages.size();
for (size_t i = 0; i < messageCount; ++i)
m_consoleMessages[i]->windowCleared(window);
m_injectedScriptManager->discardInjectedScriptsFor(window);
}
void InspectorConsoleAgent::resourceRetrievedByXMLHttpRequest(unsigned long identifier, const String& url, const String& sendURL, unsigned sendLineNumber)
{
if (!developerExtrasEnabled())
return;
if (m_frontend && m_state->getBoolean(ConsoleAgentState::monitoringXHR)) {
String message = "XHR finished loading: \"" + url + "\".";
String requestId = IdentifiersFactory::requestId(identifier);
addConsoleMessage(adoptPtr(new ConsoleMessage(NetworkMessageSource, LogMessageType, LogMessageLevel, message, sendURL, sendLineNumber, requestId)));
}
}
void InspectorConsoleAgent::didReceiveResponse(unsigned long identifier, const ResourceResponse& response)
{
if (!developerExtrasEnabled())
return;
if (response.httpStatusCode() >= 400) {
String message = "Failed to load resource: the server responded with a status of " + String::number(response.httpStatusCode()) + " (" + response.httpStatusText() + ')';
String requestId = IdentifiersFactory::requestId(identifier);
addConsoleMessage(adoptPtr(new ConsoleMessage(NetworkMessageSource, LogMessageType, ErrorMessageLevel, message, response.url().string(), requestId)));
}
}
void InspectorConsoleAgent::didFailLoading(unsigned long identifier, const ResourceError& error)
{
if (!developerExtrasEnabled())
return;
if (error.isCancellation()) return;
String message = "Failed to load resource";
if (!error.localizedDescription().isEmpty())
message += ": " + error.localizedDescription();
String requestId = IdentifiersFactory::requestId(identifier);
addConsoleMessage(adoptPtr(new ConsoleMessage(NetworkMessageSource, LogMessageType, ErrorMessageLevel, message, error.failingURL(), requestId)));
}
void InspectorConsoleAgent::setMonitoringXHREnabled(ErrorString*, bool enabled)
{
m_state->setBoolean(ConsoleAgentState::monitoringXHR, enabled);
}
static bool isGroupMessage(MessageType type)
{
return type == StartGroupMessageType
|| type == StartGroupCollapsedMessageType
|| type == EndGroupMessageType;
}
void InspectorConsoleAgent::addConsoleMessage(PassOwnPtr<ConsoleMessage> consoleMessage)
{
ASSERT(developerExtrasEnabled());
ASSERT_ARG(consoleMessage, consoleMessage);
if (m_previousMessage && !isGroupMessage(m_previousMessage->type()) && m_previousMessage->isEqual(consoleMessage.get())) {
m_previousMessage->incrementCount();
if (m_frontend && m_state->getBoolean(ConsoleAgentState::consoleMessagesEnabled))
m_previousMessage->updateRepeatCountInConsole(m_frontend);
} else {
m_previousMessage = consoleMessage.get();
m_consoleMessages.append(consoleMessage);
if (m_frontend && m_state->getBoolean(ConsoleAgentState::consoleMessagesEnabled))
m_previousMessage->addToFrontend(m_frontend, m_injectedScriptManager);
}
if (!m_frontend && m_consoleMessages.size() >= maximumConsoleMessages) {
m_expiredConsoleMessageCount += expireConsoleMessagesStep;
m_consoleMessages.remove(0, expireConsoleMessagesStep);
}
}
class InspectableHeapObject : public InjectedScriptHost::InspectableObject {
public:
explicit InspectableHeapObject(int heapObjectId) : m_heapObjectId(heapObjectId) { }
virtual ScriptValue get(ScriptState*)
{
return ScriptProfiler::objectByHeapObjectId(m_heapObjectId);
}
private:
int m_heapObjectId;
};
void InspectorConsoleAgent::addInspectedHeapObject(ErrorString*, int inspectedHeapObjectId)
{
m_injectedScriptManager->injectedScriptHost()->addInspectedObject(adoptPtr(new InspectableHeapObject(inspectedHeapObjectId)));
}
}
#endif // ENABLE(INSPECTOR)