utility: ringlogging

ringlogging
default_logs_per_file: 1000
default_log_files:2

.gitignore

@@ -55,6 +55,7 @@
 *.sqlite
 *.pch
 *.swp
+*.swo
 .clang_complete
 .ycm_extra_conf.py
 .ycm_extra_conf.pyc

src/lib/utility/logging/FileLogger.cpp

@@ -2,15 +2,20 @@
 
 #include <fstream>
 #include <sstream>
+#include <cstdio>
 
 #include "utility/file/FileSystem.h"
 
 std::string FileLogger::s_filePath = "data/log/";
+unsigned int FileLogger::s_maxLogCount = 1000;
+unsigned int FileLogger::s_amountOfLogFiles = 2;
 
 FileLogger::FileLogger()
 	: Logger("FileLogger")
+	, m_suffix(0)
 {
 	setupFileName();
+	changeLogFile();
 }
 
 FileLogger::~FileLogger()
@@ -52,9 +57,10 @@ void FileLogger::setupFileName()
 	filename << (t.tm_mday < 10 ? "0" : "") << t.tm_mday << "_";
 	filename << (t.tm_hour < 10 ? "0" : "") << t.tm_hour << "-";
 	filename << (t.tm_min < 10 ? "0" : "") << t.tm_min << "-";
-	filename << (t.tm_sec < 10 ? "0" : "") << t.tm_sec << ".txt";
+	filename << (t.tm_sec < 10 ? "0" : "") << t.tm_sec << "_";
 
 	m_fileName = filename.str();
+
 }
 
 void FileLogger::createDirectory()
@@ -65,10 +71,25 @@ void FileLogger::createDirectory()
 	}
 }
 
+void FileLogger::setMaxLogCount(unsigned int logCount)
+{
+	s_maxLogCount = logCount;
+}
+
+void FileLogger::changeLogFile()
+{
+	m_suffix = ++m_suffix%s_amountOfLogFiles;
+	m_currentLogFile = s_filePath + m_fileName + char(m_suffix + 48) + ".txt";
+	if(FileSystem::exists(m_currentLogFile))
+	{
+		std::remove(m_currentLogFile.c_str());
+	}
+}
+
 void FileLogger::logMessage(const std::string& type, const LogMessage& message)
 {
 	std::ofstream fileStream;
-	fileStream.open(s_filePath + m_fileName, std::ios::app);
+	fileStream.open(m_currentLogFile, std::ios::app);
 	fileStream << message.getTimeString("%H:%M:%S") << " | ";
 
 	if (message.filePath.size())
@@ -78,4 +99,9 @@ void FileLogger::logMessage(const std::string& type, const LogMessage& message)
 
 	fileStream << type << ": " << message.message << std::endl;
 	fileStream.close();
+	if(++m_logCount >= s_maxLogCount)
+	{
+		changeLogFile();
+		m_logCount = 0;
+	}
 }

src/lib/utility/logging/FileLogger.h

@@ -13,6 +13,8 @@ public:
 	virtual ~FileLogger();
 
 	static void setFilePath(const std::string& filePath);
+	static void setMaxLogCount(unsigned int logCount);
+	static void setNumberOfLogFiles(unsigned int amount);
 
 private:
 	virtual void logInfo(const LogMessage& message);
@@ -21,10 +23,16 @@ private:
 
 	static void createDirectory();
 	static std::string s_filePath;
+	static unsigned int s_maxLogCount;
+	static unsigned int s_amountOfLogFiles;
 
 	void setupFileName();
 	void logMessage(const std::string& type, const LogMessage& message);
+	void changeLogFile();
 
+	unsigned int m_logCount;
+	unsigned int m_suffix;
+	std::string m_currentLogFile;
 	std::string m_fileName;
 };