NazaraEngine/src/Nazara/Core/Log.cpp

162 lines
3.0 KiB
C++

// Copyright (C) 2012 Jérôme Leclercq
// This file is part of the "Nazara Engine".
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/Core/Log.hpp>
#include <Nazara/Core/Config.hpp>
#include <Nazara/Core/File.hpp>
#include <Nazara/Core/StringStream.hpp>
#include <Nazara/Math/Basic.hpp>
#include <ctime>
#if NAZARA_CORE_REDIRECT_TO_CERR_ON_LOG_FAILURE
#include <cstdio>
#endif
#define NAZARA_CLASS_LOG
#include <Nazara/Core/ThreadSafety.hpp>
#include <Nazara/Core/Debug.hpp>
namespace
{
NzString errorType[] = {
"Assert failed: ", // nzErrorType_AssertFailed
"Internal error: ", // nzErrorType_Internal
"Error: ", // nzErrorType_Normal
"Warning: " // nzErrorType_Warning
};
}
NzLog::NzLog() :
m_filePath("NazaraLog.log"),
m_file(nullptr),
m_append(false),
m_enabled(true),
m_writeTime(true)
{
}
NzLog::~NzLog()
{
delete m_file;
}
void NzLog::Enable(bool enable)
{
NazaraLock(m_mutex)
if (m_enabled == enable)
return;
m_enabled = enable;
if (!m_enabled && m_file)
{
delete m_file;
m_file = nullptr;
}
}
void NzLog::EnableAppend(bool enable)
{
NazaraLock(m_mutex)
m_append = enable;
if (!m_append && m_file)
{
m_file->Delete();
m_file = nullptr;
}
}
void NzLog::EnableDateTime(bool enable)
{
NazaraLock(m_mutex)
m_writeTime = enable;
}
NzString NzLog::GetFile() const
{
NazaraLock(m_mutex)
if (m_file)
return m_file->GetFilePath();
else
return NzString();
}
bool NzLog::IsEnabled() const
{
NazaraLock(m_mutex)
return m_enabled;
}
void NzLog::SetFile(const NzString& filePath)
{
NazaraLock(m_mutex)
m_filePath = filePath;
if (m_file)
m_file->SetFile(filePath);
}
void NzLog::Write(const NzString& string)
{
NazaraLock(m_mutex)
if (m_enabled)
{
if (!m_file)
m_file = new NzFile(m_filePath, NzFile::Text | NzFile::WriteOnly | ((m_append) ? NzFile::Append : NzFile::Truncate));
NzString line;
if (m_writeTime)
{
line.Reserve(23 + string.GetSize() + 1);
line.Resize(23);
time_t currentTime = std::time(nullptr);
std::strftime(&line[0], 24, "%d/%m/%Y - %H:%M:%S: ", std::localtime(&currentTime));
}
else
line.Reserve(string.GetSize() + 1);
line += string;
line += '\n';
#if NAZARA_CORE_REDIRECT_TO_CERR_ON_LOG_FAILURE
if (!m_file->IsOpen() || !m_file->Write(line))
std::fputs(line.GetBuffer(), stderr);
#else
if (m_file->IsOpen())
m_file->Write(line);
#endif
}
}
void NzLog::WriteError(nzErrorType type, const NzString& error, unsigned int line, const NzString& file, const NzString& func)
{
NzString stream;
stream.Reserve(errorType[type].GetSize() + error.GetSize() + 2 + file.GetSize() + 1 + NzGetNumberLength(line) +2 + func.GetSize() + 1);
stream += errorType[type];
stream += error;
stream += " (";
stream += file;
stream += ':';
stream += NzString::Number(line);
stream += ": ";
stream += func;
stream += ')';
/*NzStringStream stream;
stream << errorType[type] << error << " (" << file << ':' << line << ": " << func << ')';*/
Write(stream);
}
NzLog* NzLog::Instance()
{
static NzLog log;
return &log;
}