#include "stdafx.h"
|
#include "SystemLogManager.h"
|
#include "UserManager.h"
|
#include <sstream>
|
#include <iostream>
|
#include <stdexcept>
|
#include <ctime>
|
#include <mutex>
|
|
// ¾²Ì¬³ÉÔ±³õʼ»¯
|
std::mutex SystemLogManager::m_mutex;
|
|
// »ñÈ¡µ¥ÀýʵÀý
|
SystemLogManager& SystemLogManager::getInstance() {
|
static SystemLogManager instance;
|
return instance;
|
}
|
|
// ¹¹Ô캯Êý
|
SystemLogManager::SystemLogManager() : m_pDB(nullptr) {}
|
|
// Îö¹¹º¯Êý
|
SystemLogManager::~SystemLogManager() {
|
m_pDB = nullptr; // Çå³ýÖ¸ÕëÒýÓÃ
|
}
|
|
// ÉèÖÃÊý¾Ý¿âÁ¬½Ó
|
void SystemLogManager::setDatabase(BL::Database* db) {
|
std::lock_guard<std::mutex> lock(m_mutex);
|
m_pDB = db;
|
}
|
|
// ³õʼ»¯ÈÕÖ¾±í
|
bool SystemLogManager::initializeLogTable() {
|
if (!m_pDB) {
|
throw std::runtime_error("Database connection is not set.");
|
}
|
|
const std::string createTableQuery = R"(
|
CREATE TABLE IF NOT EXISTS system_logs (
|
id INTEGER PRIMARY KEY AUTOINCREMENT,
|
log_type TEXT NOT NULL,
|
event TEXT NOT NULL,
|
username TEXT NOT NULL,
|
timestamp DATETIME DEFAULT (datetime('now', 'localtime'))
|
)
|
)";
|
|
return m_pDB->executeQuery(createTableQuery);
|
}
|
|
// Ìí¼ÓÈÕÖ¾£¨Ê¹Óõ±Ç°Óû§£©
|
bool SystemLogManager::log(LogType logType, const std::string& event) {
|
if (!m_pDB) {
|
throw std::runtime_error("Database connection is not set.");
|
}
|
|
cleanOldLogs();
|
|
std::string username = UserManager::getInstance().getCurrentUser();
|
if (username.empty()) {
|
username = "SYSTEM";
|
}
|
|
std::ostringstream query;
|
query << "INSERT INTO system_logs (log_type, event, username) VALUES ("
|
<< "'" << logTypeToString(logType) << "', "
|
<< "'" << event << "', "
|
<< "'" << username << "')";
|
|
std::lock_guard<std::mutex> lock(m_mutex);
|
return m_pDB->executeQuery(query.str());
|
}
|
|
// Ìí¼ÓÈÕÖ¾£¨Ö¸¶¨Óû§£©
|
bool SystemLogManager::log(LogType logType, const std::string& event, const std::string& username) {
|
if (!m_pDB) {
|
throw std::runtime_error("Database connection is not set.");
|
}
|
|
cleanOldLogs();
|
|
std::ostringstream query;
|
query << "INSERT INTO system_logs (log_type, event, username) VALUES ("
|
<< "'" << logTypeToString(logType) << "', "
|
<< "'" << event << "', "
|
<< "'" << username << "')";
|
|
std::lock_guard<std::mutex> lock(m_mutex);
|
return m_pDB->executeQuery(query.str());
|
}
|
|
// »ñÈ¡ÈÕÖ¾ÄÚÈÝ
|
std::vector<std::vector<std::string>> SystemLogManager::getLogs(int startPosition, int count) {
|
if (!m_pDB) {
|
throw std::runtime_error("Database connection is not set.");
|
}
|
|
std::ostringstream query;
|
if (startPosition == -1 && count == -1) {
|
query << "SELECT id, log_type, event, username, datetime(timestamp, 'localtime') FROM system_logs";
|
}
|
else {
|
query << "SELECT id, log_type, event, username, datetime(timestamp, 'localtime') FROM system_logs "
|
<< "LIMIT " << count << " OFFSET " << startPosition;
|
}
|
|
return m_pDB->fetchResults(query.str());
|
}
|
|
// »ñȡɸѡºóµÄÈÕÖ¾Êý¾Ý
|
std::vector<std::vector<std::string>> SystemLogManager::getFilteredLogs(
|
const std::string& logType,
|
const std::string& username,
|
const std::string& description,
|
const std::string& startTime,
|
const std::string& endTime,
|
int pageNumber,
|
int pageSize)
|
{
|
if (!m_pDB) {
|
throw std::runtime_error("Database connection is not set.");
|
}
|
|
std::ostringstream query;
|
query << "SELECT id, log_type, event, username, datetime(timestamp, 'localtime') FROM system_logs WHERE 1=1";
|
|
if (logType != "ALL") {
|
query << " AND log_type = '" << logType << "'";
|
}
|
if (username != "ALL") {
|
query << " AND username = '" << username << "'";
|
}
|
if (!description.empty()) {
|
query << " AND event LIKE '%" << description << "%'";
|
}
|
if (!startTime.empty()) {
|
query << " AND timestamp >= '" << startTime << "'";
|
}
|
if (!endTime.empty()) {
|
query << " AND timestamp <= '" << endTime << "'";
|
}
|
|
int offset = (pageNumber - 1) * pageSize;
|
query << " ORDER BY timestamp DESC LIMIT " << pageSize << " OFFSET " << offset;
|
|
return m_pDB->fetchResults(query.str());
|
}
|
|
// »ñÈ¡·ûºÏÌõ¼þµÄÈÕÖ¾×ÜÊý
|
int SystemLogManager::getTotalLogCount(
|
const std::string& logType,
|
const std::string& username,
|
const std::string& description,
|
const std::string& startTime,
|
const std::string& endTime)
|
{
|
if (!m_pDB) {
|
throw std::runtime_error("Database connection is not set.");
|
}
|
|
std::ostringstream query;
|
query << "SELECT COUNT(*) FROM system_logs WHERE 1=1";
|
|
if (logType != "ALL") {
|
query << " AND log_type = '" << logType << "'";
|
}
|
if (username != "ALL") {
|
query << " AND username = '" << username << "'";
|
}
|
if (!description.empty()) {
|
query << " AND event LIKE '%" << description << "%'";
|
}
|
if (!startTime.empty()) {
|
query << " AND timestamp >= '" << startTime << "'";
|
}
|
if (!endTime.empty()) {
|
query << " AND timestamp <= '" << endTime << "'";
|
}
|
|
auto results = m_pDB->fetchResults(query.str());
|
return (!results.empty() && !results[0].empty()) ? std::stoi(results[0][0]) : 0;
|
}
|
|
// ÇåÀí³¬¹ýÖ¸¶¨ÌìÊýµÄ¾ÉÈÕÖ¾
|
void SystemLogManager::cleanOldLogs(int daysToKeep) {
|
if (!m_pDB) {
|
throw std::runtime_error("Database connection is not set.");
|
}
|
|
std::ostringstream query;
|
query << "DELETE FROM system_logs WHERE timestamp < datetime('now', '-" << daysToKeep << " days')";
|
m_pDB->executeQuery(query.str());
|
}
|
|
// ת»»ÈÕÖ¾ÀàÐÍΪ×Ö·û´®
|
std::string SystemLogManager::logTypeToString(LogType logType) {
|
switch (logType) {
|
case LogType::Info:
|
return "ÐÅÏ¢";
|
case LogType::Error:
|
return "´íÎó";
|
case LogType::Operation:
|
return "²Ù×÷";
|
default:
|
return "δ֪";
|
}
|
}
|
