1 $spilt_size = 1024 * 512; //分割するサイズ
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2 $reset_password_diff = 1000 * 60 * 60; //ルームパスワードをリセットする間隔
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3 $gc_time_interval = 1000 * 60 * 60; //ゴミ掃除を行う間隔
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4 $ip_ban_list_file_name = "ipbanlist.txt"; //アクセスを禁止するIPが記録されているファイル
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5 $room_configure_file_name = "roomlist.txt"; //ルームの設定が記録されているファイル
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6 $system_name = "system"; //システム発言を表す名前
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7 $log_directory = "log"; //ログファイルを置くフォルダー
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8 $log_file_name = "logfile%d.txt"; //ログファイル名(%dはそのままにしておくこと)
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9 $splited_log_file_name = "logfile%d_%s.txt" //分割後のファイル名(%dと%sはそのままにしておくこと)
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10 $pastlogfile_pattern = "logfile%d(_+.*)?\.txt"; //過去ログと判定する正規表現
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12 var resource = require("./resources.js");
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13 var config = require("./configure.js");
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14 var security = require("./security.js");
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15 var lazy = require("lazy");
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16 var fs = require("fs");
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17 var async = require("async");
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18 var path = require("path");
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19 var util = require("util");
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20 var cookie = require("express/node_modules/cookie");
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21 var connectUtils = require("express/node_modules/connect/lib/utils");
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23 var clients = new Array();
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27 module.exports = function(app,server,express,session){
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28 sessionStore = session;
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29 app.get("/chat", chat_proc);
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30 app.all("/log/*",express.basicAuth(auth_proc));
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31 app.get("/log/*",log_proc);
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32 app.all("/chat/admin",express.basicAuth(auth_proc));
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33 app.get("/chat/admin", admin_proc);
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34 app.post("/chat/admin",admin_postproc);
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36 var io = require("socket.io").listen(server);
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37 io.configure("production", function(){
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38 io.set("transports", config.transports);
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39 io.enable("browser client minification"); // minified されたクライアントファイルを送信する
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40 io.enable("browser client etag"); // バージョンによって etag によるキャッシングを有効にする
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41 io.set("log level", 1); // ログレベルを設定(デフォルトより下げている)
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44 for(var i = 0; i < config.max_room_number; i++)
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47 .of(GetNameFromRoomNumber(i))
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48 .authorization(ParseAuthorization)
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49 .on("connection",ParseConnect);
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53 function chat_proc(req, res){
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54 var info = new security.SessionInfomation(false);
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55 req.session.items = info;
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57 var room_number = 0;
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58 if(typeof(req.query.rno) != "undefined")
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59 room_number = req.query.rno;
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60 res.render("chat",{rno:room_number,token:req.session._csrf});
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63 function auth_proc(user, pass) {
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64 return user === config.username && pass === config.password;
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67 function log_proc(req, res) {
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68 res.sendfile(__dirname + req.url);
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71 function admin_postproc(req,res){
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72 if(typeof(req.body.erase) != "undefined")
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74 removeLog(req.body.file,function(){
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75 res.redirect("/chat/admin");
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78 if(typeof(req.body.registor) != "undefined")
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80 ipbanlist.Update(req.body.newbanlist,function(){
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81 res.redirect("/chat/admin");
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84 if(typeof(req.body.updateroom) != "undefined")
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86 $rooms.Update(req.body,function(){
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87 res.redirect("/chat/admin");
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92 function admin_proc(req,res)
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94 var info = new security.SessionInfomation(true);
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95 req.session.items = info;
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96 var iplist = ipbanlist.GetText();
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98 fs.readdir($log_directory,function(err,list){
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99 res.setHeader("X-FRAME-OPTIONS","DENY");
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100 res.render("admin", {
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102 log_directory:$log_directory,
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104 token:req.session._csrf,
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105 roomlist:$rooms.GetMessage()
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110 function removeLog(files,callback)
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112 if(typeof(files) == "undefined")
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114 if(typeof(callback) == "function")
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120 function(item,callback){
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121 fs.unlink($log_directory + "/" + item,callback);
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123 function(err,results){
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124 if(typeof(callback) == "function")
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129 //RoomInfomationCollecionクラス
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130 function RoomInfomationCollection()
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132 var MySQLPool = new require("./mysql_pool.js");
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133 var pool = new MySQLPool({
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134 host : config.db_host,
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135 user : config.db_user,
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136 password : config.db_password,
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137 port : config.db_port,
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138 database : config.db_name,
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140 var collection = {};
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141 this.Get = function(rno){
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142 return collection[rno];
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144 this.IsContains = function(rno){
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145 return rno in collection;
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147 this.GetMessage = function(){
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148 var retval = new Array();
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149 for(var rno in collection)
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152 item.applyflag = !$rooms.Get(rno).IsVolatile();
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153 item.password = collection[rno].password;
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154 if(item.password == null)
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155 item.password = "";
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156 item.hiddenlog = collection[rno].hiddenlog;
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161 this.GetKeys = function(){
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163 for(var rno in collection)
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169 this.Update = function(data,callfunc){
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173 pool.query("TRUNCATE TABLE rooms",null,next);
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175 function(result,next){
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176 console.log(util.inspect(data));
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177 var items = new Array();
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178 var config = data.config;
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179 for(var i = 0; i < config.length; i++)
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181 var rno = Number(config[i].applyflag);
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184 var password,romonly;
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185 if(typeof(config[rno].password)=="undefined")
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187 else if(config[rno].password == "")
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190 password = config[rno].password;
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191 if(typeof(config[rno].hiddenlog)=="undefined")
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194 romonly = config[rno].hiddenlog == "romonly";
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196 Add(rno,password,romonly);
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197 items.push(new Array(rno,password,romonly));
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199 pool.query("INSERT INTO rooms VALUES ?",[items],callfunc);
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203 function GetRoomList(callback){
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207 pool.query("SELECT * FROM rooms",null,next);
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209 function(result,next){
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210 for(var i = 0; i < result.length; i++)
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212 //MySQLではTINYINTが使われている
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213 Add(result[i].number,result[i].password,result[i].hiddenlog != 0);
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221 for(var i = 0; i < config.max_room_number; i++)
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224 function Add(rno,pass,hiddenlogflag){
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225 collection[rno] = new RoomInfomation(pass,hiddenlogflag);
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227 collection[rno].owner = $system_name;
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229 var $gc_interval_id = setInterval(function(){
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230 for(var rno in this.rom_list)
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231 collection[rno].GCRomList();
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232 },$gc_time_interval);
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236 //RoomInfomationクラス
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237 function RoomInfomation(pass,hiddenlogflag)
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239 this.password = pass;
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240 this.rom_list = {};
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241 this.authed_list = {};
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244 this.hiddenlog = hiddenlogflag;
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245 this.GetConfig = function(){
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246 var roomconfig = {};
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247 if(this.IsVolatile() == false)
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249 if(this.IsFixedPassword())
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250 roomconfig.type = 2;
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251 else if(this.IsHiddenLogFromRom())
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252 roomconfig.type = 3;
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254 roomconfig.type = 1;
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255 roomconfig.IsOwned = !this.IsFirstAuth();
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257 roomconfig.type = 0;
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261 this.IsVolatile = function(){
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262 return this.owner == null &&
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263 this.password == null &&
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264 this.time == null &&
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265 this.hiddenlog == null;
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267 this.GetRomCount = function(){
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269 for(var key in this.rom_list)
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273 this.AddRom = function(ip){
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274 var date = new Date();
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275 this.rom_list[ip] = {time:date.getTime()};
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277 this.RemoveRom = function(ip){
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278 delete this.rom_list[ip];
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280 this.Reset = function(owner){
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281 var date = new Date();
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282 var time = date.getTime();
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283 this.password = null;
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284 this.authed_list = {};
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285 this.owner = owner;
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288 this.IsFirstAuth = function(){
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289 return this.owner == null;
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291 this.IsAuthed = function(name){
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292 return name == this.owner ||
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293 name in this.authed_list;
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295 this.IsHiddenLogFromRom = function(){
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296 return this.hiddenlog;
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298 this.IsFixedPassword = function(){
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299 return this.owner == $system_name;
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301 this.IsOwner = function(name){
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302 return this.owner == name;
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304 this.IsTimeout = function(){
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305 var date = new Date();
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306 var current_time = date.getTime();
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307 return !this.IsFixedPassword() &&
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308 current_time - this.time >= $reset_password_diff;
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310 this.RemoveAuth = function(name)
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312 delete this.authed_list[name];
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314 this.Auth = function(name,password){
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315 if(this.password != password)
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317 var date = new Date();
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318 var time = date.getTime();
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320 this.authed_list[name] = "";
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323 this.SetPassword = function(owner,password){
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324 if(owner == this.owner &&
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325 !this.IsFixedPassword() &&
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326 !this.IsHiddenLogFromRom())
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328 var date = new Date();
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329 this.time = date.getTime();
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330 this.password = password;
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335 this.GCRomList = function(){
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336 var date = new Date();
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337 var current_time = date.getTime();
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338 for(var ip in this.rom_list)
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340 if(current_time - this.rom_list[ip].time >= $gc_time_interval)
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341 delete this.rom_list[ip];
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347 function IpBanCollecion()
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349 var MySQLPool = new require("./mysql_pool.js");
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350 var pool = new MySQLPool({
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351 host : config.db_host,
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352 user : config.db_user,
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353 password : config.db_password,
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354 port : config.db_port,
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355 database : config.db_name,
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357 var collection = {};
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358 this.IsBaned = function(ip){
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359 return collection[ip] == "r";
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361 this.IsBlockedToWrite = function(ip){
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362 return ip in collection;
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364 this.GetText = function(){
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366 for(var key in collection)
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368 if(collection[key] == "")
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369 text += key + "\r\n";
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371 text += key + ":" + collection[key] + "\r\n";
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375 this.Update = function(text,callfunc){
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379 pool.query("TRUNCATE TABLE ipbanlist",null,next);
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381 function(result,next){
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382 var items = new Array();
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383 lines = text.split("\r\n");
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384 for(var i = 0; i < lines.length; i++)
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386 var token = lines[i].split(":");
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390 if(token.length == 1)
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391 collection[ip] = "";
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393 collection[ip] = token[1];
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394 items.push(new Array(ip,collection[ip]));
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396 pool.query("INSERT INTO ipbanlist VALUES ?",[items],next);
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400 function GetIpBanList(callfunc)
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404 pool.query("SELECT * FROM ipbanlist",null,next);
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406 function(result,next){
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407 for(var i = 0; i < result.length; i++)
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408 collection[result[i].ip] = result[i].type;
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416 var ipbanlist = new IpBanCollecion();
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417 var $rooms = new RoomInfomationCollection();
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419 createLogDirectory();
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421 function createLogDirectory()
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423 fs.exists($log_directory,function(exists){
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424 if(exists == false)
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425 fs.mkdirSync($log_directory);
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429 function ParseConnect(socket)
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431 var ip = GetClientIPAdress(socket);
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432 console.log("connected from %s",ip);
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434 var rno = GetRoomNumberFromName(socket.namespace.name);
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436 var room = $rooms.Get(rno);
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440 var roomconfig = room.GetConfig();
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441 socket.json.emit("send roominfo",roomconfig);
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443 var romcount = room.GetRomCount();
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444 socket.json.emit("send romcount",romcount);
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445 socket.json.broadcast.emit("send romcount",romcount);
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447 socket.on("get pastLogList", function (msg) {
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448 ParseGetPastLogList(socket,msg);
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450 socket.on("get pastLog", function (msg) {
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451 ParseGetPastLog(socket,msg);
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453 socket.on("join",function(msg){
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454 ParseJoin(socket,msg);
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456 socket.on("quit",function(msg){
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457 ParseQuit(socket,msg);
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459 socket.on("set password",function(msg){
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460 ParseSetPassword(socket,msg);
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462 socket.on("send msg", function (msg) {
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463 ParseSendMsg(socket,msg);
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465 socket.on("disconnect", function (msg) {
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466 ParseDisconnect(socket,msg);
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470 function ParseAuthorization(handshakeData, callback)
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472 if(handshakeData.headers.cookie) {
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473 var signedCookie = cookie.parse(handshakeData.headers.cookie);
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474 var sessionID = connectUtils.parseSignedCookies(signedCookie, $secret)["connect.sid"];
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475 sessionStore.get(sessionID, function (err, session) {
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477 if (ipbanlist.IsBaned(handshakeData.address.address))
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478 result = "failed get from session store";
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481 else if(typeof(session) == "undefined" || typeof(session._csrf) == "undefined")
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482 result = "session is undefined";
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483 else if(handshakeData.query.token != session._csrf)
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484 result = "invaild token";
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486 handshakeData.sessionID = sessionID;
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487 callback(result,result == null && !err);
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490 return callback("failed get cookie", false);
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494 function ParseDisconnect(socket,msg)
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496 var ip = GetClientIPAdress(socket);
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497 var rno = GetRoomNumberFromName(socket.namespace.name);
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498 $rooms.Get(rno).RemoveRom(ip);
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500 var romcount = $rooms.Get(rno).GetRomCount();
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501 socket.json.emit("send romcount",romcount);
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502 socket.json.broadcast.emit("send romcount",romcount);
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504 console.log("disconnected");
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507 function ParseSetPassword(socket,msg)
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509 var rno = GetRoomNumberFromName(socket.namespace.name);
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514 if($rooms.Get(rno).IsVolatile() == false && $rooms.Get(rno).SetPassword(msg.owner,msg.password))
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515 newMeg.message = resource.password_setted_message;
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517 newMeg.message = resource.failed_set_password_message;
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518 ParseSendMsg(socket,newMeg);
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521 function ParseJoin(socket,msg)
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523 var ip = GetClientIPAdress(socket);
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525 if(ipbanlist.IsBlockedToWrite(ip))
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527 socket.emit("error",resource.block_message);
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531 var rno = GetRoomNumberFromName(socket.namespace.name);
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533 $rooms.Get(rno).RemoveRom(ip);
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535 var romcount = $rooms.Get(rno).GetRomCount();
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536 socket.json.emit("send romcount",romcount);
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537 socket.json.broadcast.emit("send romcount",romcount);
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539 if($rooms.Get(rno).IsVolatile() == false)
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541 if($rooms.Get(rno).IsTimeout() ||
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542 $rooms.Get(rno).IsFirstAuth())
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544 $rooms.Get(rno).Reset(msg.name);
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545 ParseGetPastLog(socket,util.format($log_file_name,rno));
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547 else if($rooms.Get(rno).Auth(msg.name,msg.password))
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549 ParseGetPastLog(socket,util.format($log_file_name,rno));
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553 socket.emit("error",resource.unmatch_password);
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560 message:util.format("/enteredby %s %s %s",msg.name,msg.color,msg.mailto),
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562 ParseSendMsg(socket,newMeg);
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565 function ParseQuit(socket,msg)
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567 var ip = GetClientIPAdress(socket);
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569 if(ipbanlist.IsBlockedToWrite(ip))
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571 socket.emit("error",resource.block_message);
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575 var rno = GetRoomNumberFromName(socket.namespace.name);
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579 message:resource.password_resetted_message,
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582 $rooms.Get(rno).AddRom(ip);
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584 var romcount = $rooms.Get(rno).GetRomCount();
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585 socket.json.emit("send romcount",romcount);
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586 socket.json.broadcast.emit("send romcount",romcount);
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588 if($rooms.Get(rno).IsVolatile() == false)
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590 if($rooms.Get(rno).IsOwner(msg.name))
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592 $rooms.Get(rno).Reset(null);
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593 ParseSendMsg(socket,newMeg);
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595 if(!$rooms.Get(rno).IsFirstAuth() &&
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596 !$rooms.Get(rno).IsAuthed(msg.name))
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599 $rooms.Get(rno).RemoveAuth(msg.name);
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602 newMeg.message = util.format("/quitedby %s",msg.name);
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603 ParseSendMsg(socket,newMeg);
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608 function ParseSendMsg(socket,msg)
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610 var ip = GetClientIPAdress(socket);
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612 if(ip in ipbanlist)
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614 socket.emit("error",resource.block_message);
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618 var rno = GetRoomNumberFromName(socket.namespace.name);
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620 if(msg.name != $system_name &&
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621 $rooms.Get(rno).IsVolatile() == false &&
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622 !$rooms.Get(rno).IsAuthed(msg.name) &&
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623 !$rooms.Get(rno).IsOwner(rno,msg.name))
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628 var date = new Date();
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630 var repacked_msg = CreateMessage(msg.name,date,msg.message);
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632 if(socket.handshake.admin)
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633 repacked_msg.ip = ip;
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635 socket.json.emit("req msg", repacked_msg);
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637 socket.json.broadcast.emit("req msg", repacked_msg);
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639 var path = $log_directory + "/" + util.format($log_file_name,rno);
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640 var log = new ChatLog(path);
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641 log.Save(repacked_msg,ip,rno);
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644 function GetNameFromRoomNumber(number)
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646 return "/" + number;
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649 function GetRoomNumberFromName(name)
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651 if(name.charAt(0) == "/")
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652 return parseInt(name.substr(1));
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653 throw "GetRoomNumberFromName error";
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656 function ParseGetPastLogList(socket,msg)
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658 var list = fs.readdir($log_directory,function(err,files){
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660 var rno = GetRoomNumberFromName(socket.namespace.name);
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661 var pattern = $pastlogfile_pattern.replace("%d",rno);
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662 for(var i = 0; i < files.length; i++)
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664 var logname = files[i];
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665 if(logname.match(pattern))
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666 text += files[i] + "\n";
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668 socket.emit("req pastloglist",text);
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672 function ParseGetPastLog(socket,file)
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676 var path = $log_directory + "/" + file;
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677 var log = new ChatLog(path);
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678 log.ToArray(config.showip,function(array){
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679 socket.json.emit("req pastlog",array);
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683 function ChatLog(path)
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685 this.ToArray = function(hasIp,callback)
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687 var state = fs.stat(path,function(err,state){
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690 var array = new Array();
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691 var stream = fs.createReadStream(path);
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694 .forEach(function(line){
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695 var msg = CreateMessageFromText(line.toString());
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706 this.Save = function(msg,ip,rno){
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707 var text = GetTextFromMessage(msg,ip);
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709 SplitLog(rno,function(){
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710 WritePastLog(path,text);
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714 function GetTextFromMessage(msg,ip)
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716 var text = msg.name + "<>" +
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724 function SplitLog(rno,callback)
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726 var state = fs.stat(path,function(err,state){
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727 if(err && typeof(callback) == "function")
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732 if(state.size > $spilt_size)
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734 var date = new Date();
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735 var dateString = ""+date.getFullYear()+date.getMonth()+date.getDate()+date.getHours()+date.getMinutes()+date.getSeconds();
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737 var newpath = $log_directory + "/" +
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738 util.format($splited_log_file_name,rno,dateString);
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739 fs.rename(path,newpath,callback);
\r
741 if(typeof(callback) == "function")
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747 function WritePastLog(path,text)
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750 function(callback){
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751 fs.open(path,"a",callback);
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753 function(fd,callback){
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754 var buf = new Buffer(text);
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755 fs.write(fd,buf,0,Buffer.byteLength(text),null,function(){
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766 function GetClientIPAdress(socket)
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768 return socket.handshake.headers["x-forwarded-for"] || socket.handshake.address.address;
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772 function CreateMessage(name,date,message)
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774 var result = {name:name,
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780 function CreateMessageFromText(text)
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782 var data = text.split("<>");
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783 var msg = {name:data[0],
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