162 lines
4.5 KiB
C++
162 lines
4.5 KiB
C++
/* akvirtualcamera, virtual camera for Mac and Windows.
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* Copyright (C) 2020 Gonzalo Exequiel Pedone
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*
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* akvirtualcamera is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* akvirtualcamera is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with akvirtualcamera. If not, see <http://www.gnu.org/licenses/>.
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*
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* Web-Site: http://webcamoid.github.io/
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*/
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#include <chrono>
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#include <ctime>
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#include <fstream>
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#include <map>
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#include <sstream>
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#include <thread>
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#include "logger.h"
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#include "utils.h"
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namespace AkVCam
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{
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class LoggerPrivate
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{
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public:
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std::string logFile;
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std::string fileName;
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int logLevel {AKVCAM_LOGLEVEL_DEFAULT};
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std::fstream stream;
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static const std::map<int, std::string> &logLevelStrMap()
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{
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static std::map<int, std::string> llsMap {
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{AKVCAM_LOGLEVEL_DEFAULT , "default" },
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{AKVCAM_LOGLEVEL_EMERGENCY, "emergency"},
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{AKVCAM_LOGLEVEL_FATAL , "fatal" },
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{AKVCAM_LOGLEVEL_CRITICAL , "critical" },
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{AKVCAM_LOGLEVEL_ERROR , "error" },
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{AKVCAM_LOGLEVEL_WARNING , "warning" },
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{AKVCAM_LOGLEVEL_NOTICE , "notice" },
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{AKVCAM_LOGLEVEL_INFO , "info" },
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{AKVCAM_LOGLEVEL_DEBUG , "debug" },
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};
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return llsMap;
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}
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};
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LoggerPrivate *loggerPrivate()
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{
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static LoggerPrivate logger;
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return &logger;
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}
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}
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std::string AkVCam::Logger::logFile()
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{
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return loggerPrivate()->logFile;
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}
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void AkVCam::Logger::setLogFile(const std::string &fileName)
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{
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loggerPrivate()->logFile = fileName;
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auto index = fileName.rfind('.');
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if (index == fileName.npos) {
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loggerPrivate()->fileName = fileName + "-" + timeStamp();
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} else {
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std::string fname = fileName.substr(0, index);
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std::string extension = fileName.substr(index + 1);
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loggerPrivate()->fileName = fname + "-" + timeStamp() + "." + extension;
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}
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}
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int AkVCam::Logger::logLevel()
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{
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return loggerPrivate()->logLevel;
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}
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void AkVCam::Logger::setLogLevel(int logLevel)
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{
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loggerPrivate()->logLevel = logLevel;
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}
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std::string AkVCam::Logger::header(int logLevel,
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const std::string &file,
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int line)
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{
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auto now = std::chrono::system_clock::now();
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auto nowMSecs =
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std::chrono::duration_cast<std::chrono::milliseconds>(now.time_since_epoch());
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char timeStamp[256];
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auto time = std::chrono::system_clock::to_time_t(now);
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strftime(timeStamp, 256, "%Y-%m-%d %H:%M:%S", std::localtime(&time));
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std::stringstream ss;
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ss << "["
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<< timeStamp
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<< "."
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<< nowMSecs.count() % 1000
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<< ", "
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<< std::this_thread::get_id()
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<< ", "
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<< file
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<< " ("
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<< line
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<< ")] "
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<< levelToString(logLevel) << ": ";
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return ss.str();
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}
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std::ostream &AkVCam::Logger::log(int logLevel)
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{
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static std::ostream dummy(nullptr);
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if (logLevel > loggerPrivate()->logLevel)
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return dummy;
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if (loggerPrivate()->fileName.empty())
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return std::cerr;
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if (!loggerPrivate()->stream.is_open())
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loggerPrivate()->stream.open(loggerPrivate()->fileName,
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std::ios_base::out | std::ios_base::app);
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if (!loggerPrivate()->stream.is_open())
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return std::cerr;
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return loggerPrivate()->stream;
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}
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int AkVCam::Logger::levelFromString(const std::string &level)
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{
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auto &llsMap = LoggerPrivate::logLevelStrMap();
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for (auto it = llsMap.begin(); it != llsMap.end(); it++)
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if (it->second == level)
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return it->first;
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return AKVCAM_LOGLEVEL_DEFAULT;
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}
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std::string AkVCam::Logger::levelToString(int level)
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{
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auto &llsMap = LoggerPrivate::logLevelStrMap();
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for (auto it = llsMap.begin(); it != llsMap.end(); it++)
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if (it->first == level)
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return it->second;
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return {};
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}
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