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cuberite-2a/src/Logger.cpp
2020-07-23 00:32:47 +01:00

173 lines
3.1 KiB
C++

#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "Logger.h"
#include "OSSupport/IsThread.h"
#ifdef _WIN32
#include <time.h>
#endif
static void WriteLogOpener(fmt::memory_buffer & Buffer)
{
const time_t rawtime = time(nullptr);
struct tm timeinfo;
#ifdef _MSC_VER
localtime_s(&timeinfo, &rawtime);
#else
localtime_r(&rawtime, &timeinfo);
#endif
#ifdef _DEBUG
const auto ThreadID = std::hash<std::thread::id>()(std::this_thread::get_id());
fmt::format_to(
Buffer, "[{0:04x}|{1:02d}:{2:02d}:{3:02d}] ",
ThreadID, timeinfo.tm_hour, timeinfo.tm_min, timeinfo.tm_sec
);
#else
fmt::format_to(
Buffer, "[{0:02d}:{1:02d}:{2:02d}] ",
timeinfo.tm_hour, timeinfo.tm_min, timeinfo.tm_sec
);
#endif
}
cLogger & cLogger::GetInstance(void)
{
static cLogger Instance;
return Instance;
}
void cLogger::InitiateMultithreading()
{
GetInstance();
}
void cLogger::LogSimple(std::string_view a_Message, eLogLevel a_LogLevel)
{
fmt::memory_buffer Buffer;
WriteLogOpener(Buffer);
fmt::format_to(Buffer, "{0}\n", a_Message);
LogLine(std::string_view(Buffer.data(), Buffer.size()), a_LogLevel);
}
void cLogger::LogLine(std::string_view a_Line, eLogLevel a_LogLevel)
{
cCSLock Lock(m_CriticalSection);
for (size_t i = 0; i < m_LogListeners.size(); i++)
{
m_LogListeners[i]->Log(a_Line, a_LogLevel);
}
}
void cLogger::LogPrintf(std::string_view a_Format, eLogLevel a_LogLevel, fmt::printf_args a_ArgList)
{
fmt::memory_buffer Buffer;
WriteLogOpener(Buffer);
fmt::vprintf(Buffer, fmt::to_string_view(a_Format), a_ArgList);
fmt::format_to(Buffer, "\n");
LogLine(std::string_view(Buffer.data(), Buffer.size()), a_LogLevel);
}
void cLogger::LogFormat(std::string_view a_Format, eLogLevel a_LogLevel, fmt::format_args a_ArgList)
{
fmt::memory_buffer Buffer;
WriteLogOpener(Buffer);
fmt::vformat_to(Buffer, a_Format, a_ArgList);
fmt::format_to(Buffer, "\n");
LogLine(std::string_view(Buffer.data(), Buffer.size()), a_LogLevel);
}
cLogger::cAttachment cLogger::AttachListener(std::unique_ptr<cListener> a_Listener)
{
auto nonOwning = a_Listener.get();
{
cCSLock Lock(m_CriticalSection);
m_LogListeners.push_back(std::move(a_Listener));
}
return cAttachment{nonOwning};
}
void cLogger::DetachListener(cListener * a_Listener)
{
cCSLock Lock(m_CriticalSection);
m_LogListeners.erase(
std::remove_if(
m_LogListeners.begin(),
m_LogListeners.end(),
[=](std::unique_ptr<cListener> & a_OtherListener) -> bool
{
return a_OtherListener.get() == a_Listener;
}
)
);
}
////////////////////////////////////////////////////////////////////////////////
// Global functions
void Logger::LogFormat(std::string_view a_Format, eLogLevel a_LogLevel, fmt::format_args a_ArgList)
{
cLogger::GetInstance().LogFormat(a_Format, a_LogLevel, a_ArgList);
}
void Logger::LogPrintf(std::string_view a_Format, eLogLevel a_LogLevel, fmt::printf_args a_ArgList)
{
cLogger::GetInstance().LogPrintf(a_Format, a_LogLevel, a_ArgList);
}
void Logger::LogSimple(std::string_view a_Message, eLogLevel a_LogLevel)
{
cLogger::GetInstance().LogSimple(a_Message, a_LogLevel);
}