/* * Copyright (c) 2010-2012 OTClient * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include "logger.h" #include "eventdispatcher.h" #include Logger g_logger; void Logger::log(Fw::LogLevel level, const std::string& message) { #ifdef NDEBUG if(level == Fw::LogDebug) return; #endif static bool ignoreLogs = false; if(ignoreLogs) return; const static std::string logPrefixes[] = { "", "", "WARNING: ", "ERROR: ", "FATAL ERROR: " }; std::string outmsg = logPrefixes[level] + message; std::cout << outmsg << std::endl; if(m_outFile.good()) { m_outFile << outmsg << std::endl; m_outFile.flush(); } std::size_t now = std::time(NULL); m_logMessages.push_back(LogMessage(level, outmsg, now)); if(m_logMessages.size() > MAX_LOG_HISTORY) m_logMessages.pop_front(); if(m_onLog) { // schedule log callback, because this callback can run lua code that may affect the current state g_dispatcher.addEvent([=] { if(m_onLog) m_onLog(level, outmsg, now); }); } if(level == Fw::LogFatal) { #ifdef FW_WINDOW g_window.displayFatalError(message); #endif ignoreLogs = true; exit(-1); } } void Logger::logFunc(Fw::LogLevel level, const std::string& message, std::string prettyFunction) { std::stringstream ss; prettyFunction = prettyFunction.substr(0, prettyFunction.find_first_of('(')); if(prettyFunction.find_last_of(' ') != std::string::npos) prettyFunction = prettyFunction.substr(prettyFunction.find_last_of(' ') + 1); if(!prettyFunction.empty()) ss << "[" << prettyFunction << "] "; ss << message; log(level, ss.str()); } void Logger::fireOldMessages() { if(m_onLog) { auto backup = m_logMessages; for(const LogMessage& logMessage : backup) { m_onLog(logMessage.level, logMessage.message, logMessage.when); } } } void Logger::setLogFile(const std::string& file) { m_outFile.open(file.c_str(), std::ios::out | std::ios::app); if(!m_outFile.is_open() || !m_outFile.good()) { g_logger.error(stdext::format("Unable to save log to '%s'", file)); return; } m_outFile << "\n== application started at " << stdext::date_time_string() << std::endl; m_outFile.flush(); }