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118 lines
2.3 KiB
C++
118 lines
2.3 KiB
C++
//
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// Created by koncord on 15.08.16.
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//
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#include <cstdarg>
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#include <iostream>
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#include <cstring>
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#include <ctime>
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#include <cstdio>
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#include <sstream>
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#include <vector>
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#include <boost/lexical_cast.hpp>
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#include "Log.hpp"
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using namespace std;
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Log *Log::sLog = nullptr;
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Log::Log(int logLevel) : logLevel(logLevel)
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{
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}
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void Log::Create(int logLevel)
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{
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if (sLog != nullptr)
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return;
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sLog = new Log(logLevel);
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}
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void Log::Delete()
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{
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if (sLog == nullptr)
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return;
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delete sLog;
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sLog = nullptr;
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}
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const Log &Log::Get()
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{
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return *sLog;
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}
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void Log::SetLevel(int level)
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{
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sLog->logLevel = level;
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}
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const char* getTime()
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{
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time_t t = time(0);
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struct tm *tm = localtime(&t);
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static char result[20];
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sprintf(result, "%.4d-%.2d-%.2d %.2d:%.2d:%.2d",
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1900 + tm->tm_year, tm->tm_mon + 1, tm->tm_mday,
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tm->tm_hour, tm->tm_min, tm->tm_sec);
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return result;
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}
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void Log::print(int level, bool hasPrefix, const char *file, int line, const char *message, ...) const
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{
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if (level < logLevel) return;
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std::stringstream sstr;
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if (hasPrefix)
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{
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sstr << "[" << getTime() << "] ";
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if (file != 0 && line != 0)
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{
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sstr << "[" << file << ":";
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sstr << line << "] ";
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}
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sstr << "[";
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switch (level)
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{
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case LOG_WARN:
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sstr << "WARN";
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break;
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case LOG_ERROR:
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sstr << "ERR";
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break;
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case LOG_FATAL:
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sstr << "FATAL";
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break;
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default:
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sstr << "INFO";
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}
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sstr << "]: ";
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}
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sstr << message;
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char back = *sstr.str().rbegin();
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if (back != '\n')
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sstr << '\n';
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va_list args;
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va_start(args, message);
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vector<char> buf((unsigned long) (vsnprintf(nullptr, 0, sstr.str().c_str(), args) + 1));
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va_end(args);
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va_start(args, message);
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vsnprintf(buf.data(), buf.size(), sstr.str().c_str(), args);
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va_end(args);
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cout << buf.data() << flush;
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}
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string Log::getFilenameTimestamp()
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{
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time_t rawtime = time(0);
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struct tm *timeinfo = localtime(&rawtime);
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char buffer[25];
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strftime(buffer, 25, "%Y-%m-%d-%H_%M_%S", timeinfo);
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std::string timestamp(buffer);
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return timestamp;
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}
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