server/bulletin_broad_show.cpp

//
// Created by songchao.chen on 2019/6/26.
//

#include <config_file.h>
#include <boost/algorithm/string/split.hpp>
#include <boost/algorithm/string.hpp>
#include <fstream>
#include <unistd.h>
#include <ctime>
#include "bulletin_broad_show.h"
#include "mine_business.h"
#include <sys/stat.h>
#include "log.h"

bulletin_broad_show::bulletin_broad_show()
{

}
bulletin_broad_show* bulletin_broad_show::inst()
{
    static bulletin_broad_show mb;
    return &mb;
}

void bulletin_broad_show::OnInit(config_file * config)
{
    if (config == nullptr)
    {
        return;
    }
    //公告牌显示设置
    m_bulletin_board_time = config->get("bulletinboard.showtime",1*60);
    std::string tmpSz = config->get("bulletinboard.show_filepath","../log/bulletin");
    set_bulletin_board_path(tmpSz);
    m_bulletin_board_file_name = config->get("bulletinboard.show_filename","bulletin.txt");
}

void bulletin_broad_show::CreateDirectoryEx(const std::string & sPathName )
{
    std::vector<std::string> vecSegTag;
    boost::split(vecSegTag, sPathName, boost::is_any_of("/"));
    if (vecSegTag.size() == 1)  //数据发生错误
    {
        return;
    }
    std::string curPath = "";
    for  (int i = 0 ; i < (int)vecSegTag.size() ; i++)
    {
        curPath += vecSegTag[i];
        if(vecSegTag[i].length() > 1 && vecSegTag[i][0] != '.' )
        {
            int a = access(curPath.c_str(), F_OK);
            if(a == -1)
            {
                mkdir(curPath.c_str(),0755);
            }
        }
        curPath += "/";
    }
}

void bulletin_broad_show::run_bulletin_board()
{
    time_t t = std::time(nullptr);
    if (t - m_lastshow_bulletin_time > m_bulletin_board_time )
    {
        //把当前文件写到文件中
        m_lastshow_bulletin_time = t;
        uint32_t num = mine_business::inst()->get_mine_display_staff_num();
        std::string path = m_bulletin_board_path;
        static bool g_bCreatePath = false;
        if (!g_bCreatePath)
        {
            CreateDirectoryEx(path); //创建目录
            g_bCreatePath = true;
        }
        path += "/" + m_bulletin_board_file_name;
        std::ofstream  f1(path.c_str());//打开文件用于写，若文件不存在就创建它
        if(!f1.is_open()) {
            return;//打开文件失败则结束运行
        }
        std::string szText = "井下当前总人数: " + std::to_string(num) + "人";
        f1 << szText << std::endl;
        f1.close(); //关闭文件
        log_info("show_bulletin_board : %s" ,szText.c_str());
    }
}

void bulletin_broad_show::set_bulletin_board_path(std::string & path)
{
    if (path.empty()) return;
    for(unsigned i = path.length() - 1 ; i > 0 ;i--)
    {
        if ( path[i] == '/')
            path.pop_back();
        else
          break;
    }
    m_bulletin_board_path = path;
}