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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11 var resource = require("./resources.js");
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12 var config = require("./configure.js");
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13 var security = require("./security.js");
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14 var lazy = require("lazy");
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15 var fs = require("fs");
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16 var async = require("async");
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17 var path = require("path");
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18 var util = require("util");
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19 var cookie = require("express/node_modules/cookie");
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20 var connectUtils = require("express/node_modules/connect/lib/utils");
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22 var clients = new Array();
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26 module.exports = function(app,server,express,session){
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27 sessionStore = session;
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28 app.get("/chat", chat_proc);
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29 app.all("/log/*",express.basicAuth(auth_proc));
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30 app.get("/log/*",log_proc);
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31 app.all("/chat/admin",express.basicAuth(auth_proc));
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32 app.get("/chat/admin", admin_proc);
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33 app.post("/chat/admin",admin_postproc);
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35 var io = require("socket.io").listen(server);
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36 io.configure("production", function(){
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37 io.set("transports", config.transports);
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38 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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39 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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40 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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43 for(var i = 0; i < config.max_room_number; i++)
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46 .of(GetNameFromRoomNumber(i))
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47 .authorization(ParseAuthorization)
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48 .on("connection",ParseConnect);
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52 function chat_proc(req, res){
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53 var info = new security.SessionInfomation(false);
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54 req.session.items = info;
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56 var room_number = 0;
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57 if(typeof(req.query.rno) != "undefined")
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58 room_number = req.query.rno;
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59 res.render("chat",{rno:room_number,token:req.session._csrf});
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62 function auth_proc(user, pass) {
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63 return user === config.username && pass === config.password;
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66 function log_proc(req, res) {
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67 res.sendfile(__dirname + req.url);
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70 function admin_postproc(req,res){
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71 if(typeof(req.body.erase) != "undefined")
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73 removeLog(req.body.file,function(){
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74 res.redirect("/chat/admin");
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77 if(typeof(req.body.registor) != "undefined")
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79 ipbanlist.Update(req.body.newbanlist,function(){
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80 res.redirect("/chat/admin");
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83 if(typeof(req.body.updateroom) != "undefined")
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85 $rooms.Update(req.body,function(){
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86 res.redirect("/chat/admin");
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91 function admin_proc(req,res)
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93 var info = new security.SessionInfomation(true);
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94 req.session.items = info;
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95 var iplist = ipbanlist.GetText();
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97 fs.readdir($log_directory,function(err,list){
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98 res.setHeader("X-FRAME-OPTIONS","DENY");
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99 res.render("admin", {
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101 log_directory:$log_directory,
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103 token:req.session._csrf,
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104 roomlist:$rooms.GetMessage()
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109 function removeLog(files,callback)
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111 if(typeof(files) == "undefined")
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113 if(typeof(callback) == "function")
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119 function(item,callback){
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120 fs.unlink($log_directory + "/" + item,callback);
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122 function(err,results){
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123 if(typeof(callback) == "function")
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128 //RoomInfomationCollecionクラス
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129 function RoomInfomationCollection()
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131 var MySQLPool = new require("./mysql_pool.js");
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132 var pool = new MySQLPool({
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133 host : config.db_host,
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134 user : config.db_user,
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135 password : config.db_password,
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136 port : config.db_port,
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137 database : config.db_name,
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139 var collection = {};
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140 this.Get = function(rno){
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141 return collection[rno];
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143 this.IsContains = function(rno){
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144 return rno in collection;
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146 this.GetMessage = function(){
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147 var retval = new Array();
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148 for(var rno in collection)
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151 item.applyflag = !$rooms.Get(rno).IsVolatile();
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152 item.password = collection[rno].password;
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153 if(item.password == null)
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154 item.password = "";
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155 item.hiddenlog = collection[rno].hiddenlog;
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160 this.GetKeys = function(){
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162 for(var rno in collection)
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168 this.Update = function(data,callfunc){
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172 pool.query("TRUNCATE TABLE rooms",null,next);
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174 function(result,next){
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175 console.log(util.inspect(data));
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176 var items = new Array();
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177 var config = data.config;
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178 for(var i = 0; i < config.length; i++)
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180 var rno = Number(config[i].applyflag);
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183 var password,romonly;
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184 if(typeof(config[rno].password)=="undefined")
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186 else if(config[rno].password == "")
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189 password = config[rno].password;
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190 if(typeof(config[rno].hiddenlog)=="undefined")
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193 romonly = config[rno].hiddenlog == "romonly";
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195 Add(rno,password,romonly);
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196 items.push(new Array(rno,password,romonly));
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198 pool.query("INSERT INTO rooms VALUES ?",[items],callfunc);
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202 function GetRoomList(callback){
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206 pool.query("SELECT * FROM rooms",null,next);
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208 function(result,next){
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209 for(var i = 0; i < result.length; i++)
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211 //MySQLではTINYINTが使われている
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212 Add(result[i].number,result[i].password,result[i].hiddenlog != 0);
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220 for(var i = 0; i < config.max_room_number; i++)
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223 function Add(rno,pass,hiddenlogflag){
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224 collection[rno] = new RoomInfomation(pass,hiddenlogflag);
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226 collection[rno].owner = $system_name;
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228 var $gc_interval_id = setInterval(function(){
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229 for(var rno in this.rom_list)
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230 collection[rno].GCRomList();
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231 },$gc_time_interval);
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235 //RoomInfomationクラス
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236 function RoomInfomation(pass,hiddenlogflag)
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238 this.password = pass;
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239 this.rom_list = {};
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240 this.authed_list = {};
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243 this.hiddenlog = hiddenlogflag;
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244 this.GetConfig = function(){
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245 var roomconfig = {};
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246 if(this.IsVolatile() == false)
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248 if(this.IsFixedPassword())
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249 roomconfig.type = 2;
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250 else if(this.IsHiddenLogFromRom())
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251 roomconfig.type = 3;
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253 roomconfig.type = 1;
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254 roomconfig.IsOwned = !this.IsFirstAuth();
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256 roomconfig.type = 0;
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260 this.IsVolatile = function(){
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261 return this.owner == null &&
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262 this.password == null &&
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263 this.time == null &&
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264 this.hiddenlog == null;
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266 this.GetRomCount = function(){
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268 for(var key in this.rom_list)
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272 this.AddRom = function(ip){
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273 var date = new Date();
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274 this.rom_list[ip] = {time:date.getTime()};
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276 this.RemoveRom = function(ip){
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277 delete this.rom_list[ip];
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279 this.Reset = function(owner){
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280 var date = new Date();
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281 var time = date.getTime();
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282 this.password = null;
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283 this.authed_list = {};
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284 this.owner = owner;
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287 this.IsFirstAuth = function(){
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288 return this.owner == null;
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290 this.IsAuthed = function(name){
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291 return name == this.owner ||
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292 name in this.authed_list;
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294 this.IsHiddenLogFromRom = function(){
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295 return this.hiddenlog;
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297 this.IsFixedPassword = function(){
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298 return this.owner == $system_name;
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300 this.IsOwner = function(name){
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301 return this.owner == name;
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303 this.IsTimeout = function(){
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304 var date = new Date();
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305 var current_time = date.getTime();
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306 return !this.IsFixedPassword() &&
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307 current_time - this.time >= $reset_password_diff;
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309 this.RemoveAuth = function(name)
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311 delete this.authed_list[name];
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313 this.Auth = function(name,password){
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314 if(this.password != password)
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316 var date = new Date();
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317 var time = date.getTime();
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319 this.authed_list[name] = "";
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322 this.SetPassword = function(owner,password){
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323 if(owner == this.owner &&
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324 !this.IsFixedPassword() &&
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325 !this.IsHiddenLogFromRom())
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327 var date = new Date();
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328 this.time = date.getTime();
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329 this.password = password;
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334 this.GCRomList = function(){
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335 var date = new Date();
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336 var current_time = date.getTime();
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337 for(var ip in this.rom_list)
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339 if(current_time - this.rom_list[ip].time >= $gc_time_interval)
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340 delete this.rom_list[ip];
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346 function IpBanCollecion()
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348 var MySQLPool = new require("./mysql_pool.js");
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349 var pool = new MySQLPool({
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350 host : config.db_host,
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351 user : config.db_user,
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352 password : config.db_password,
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353 port : config.db_port,
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354 database : config.db_name,
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356 var collection = {};
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357 this.IsBaned = function(ip){
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358 return collection[ip] == "r";
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360 this.IsBlockedToWrite = function(ip){
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361 return ip in collection;
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363 this.GetText = function(){
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365 for(var key in collection)
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367 if(collection[key] == "")
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368 text += key + "\r\n";
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370 text += key + ":" + collection[key] + "\r\n";
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374 this.Update = function(text,callfunc){
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378 pool.query("TRUNCATE TABLE ipbanlist",null,next);
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380 function(result,next){
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381 var items = new Array();
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382 lines = text.split("\r\n");
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383 for(var i = 0; i < lines.length; i++)
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385 var token = lines[i].split(":");
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389 if(token.length == 1)
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390 collection[ip] = "";
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392 collection[ip] = token[1];
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393 items.push(new Array(ip,collection[ip]));
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395 pool.query("INSERT INTO ipbanlist VALUES ?",[items],next);
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399 function GetIpBanList(callfunc)
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403 pool.query("SELECT * FROM ipbanlist",null,next);
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405 function(result,next){
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406 for(var i = 0; i < result.length; i++)
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407 collection[result[i].ip] = result[i].type;
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415 var ipbanlist = new IpBanCollecion();
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416 var $rooms = new RoomInfomationCollection();
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418 createLogDirectory();
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420 function createLogDirectory()
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422 fs.exists($log_directory,function(exists){
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423 if(exists == false)
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424 fs.mkdirSync($log_directory);
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428 function ParseConnect(socket)
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430 var ip = GetClientIPAdress(socket);
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431 console.log("connected from %s",ip);
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433 var rno = GetRoomNumberFromName(socket.namespace.name);
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435 var room = $rooms.Get(rno);
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439 var roomconfig = room.GetConfig();
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440 socket.json.emit("send roominfo",roomconfig);
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442 var romcount = room.GetRomCount();
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443 socket.json.emit("send romcount",romcount);
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444 socket.json.broadcast.emit("send romcount",romcount);
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446 socket.on("get pastLog", function (msg) {
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447 ParseGetPastLog(socket,msg);
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449 socket.on("join",function(msg){
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450 ParseJoin(socket,msg);
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452 socket.on("quit",function(msg){
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453 ParseQuit(socket,msg);
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455 socket.on("set password",function(msg){
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456 ParseSetPassword(socket,msg);
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458 socket.on("send msg", function (msg) {
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459 ParseSendMsg(socket,msg);
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461 socket.on("disconnect", function (msg) {
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462 ParseDisconnect(socket,msg);
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466 function ParseAuthorization(handshakeData, callback)
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468 if(handshakeData.headers.cookie) {
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469 var signedCookie = cookie.parse(handshakeData.headers.cookie);
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470 var sessionID = connectUtils.parseSignedCookies(signedCookie, $secret)["connect.sid"];
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471 sessionStore.get(sessionID, function (err, session) {
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473 if (ipbanlist.IsBaned(handshakeData.address.address))
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474 result = "failed get from session store";
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477 else if(typeof(session) == "undefined" || typeof(session._csrf) == "undefined")
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478 result = "session is undefined";
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479 else if(handshakeData.query.token != session._csrf)
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480 result = "invaild token";
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482 handshakeData.sessionID = sessionID;
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483 callback(result,result == null && !err);
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486 return callback("failed get cookie", false);
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490 function ParseDisconnect(socket,msg)
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492 var ip = GetClientIPAdress(socket);
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493 var rno = GetRoomNumberFromName(socket.namespace.name);
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494 $rooms.Get(rno).RemoveRom(ip);
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496 var romcount = $rooms.Get(rno).GetRomCount();
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497 socket.json.emit("send romcount",romcount);
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498 socket.json.broadcast.emit("send romcount",romcount);
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500 console.log("disconnected");
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503 function ParseSetPassword(socket,msg)
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505 var rno = GetRoomNumberFromName(socket.namespace.name);
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510 if($rooms.Get(rno).IsVolatile() == false && $rooms.Get(rno).SetPassword(msg.owner,msg.password))
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511 newMeg.message = resource.password_setted_message;
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513 newMeg.message = resource.failed_set_password_message;
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514 ParseSendMsg(socket,newMeg);
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517 function ParseJoin(socket,msg)
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519 var ip = GetClientIPAdress(socket);
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521 if(ipbanlist.IsBlockedToWrite(ip))
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523 socket.emit("error",resource.block_message);
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527 var rno = GetRoomNumberFromName(socket.namespace.name);
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529 $rooms.Get(rno).RemoveRom(ip);
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531 var romcount = $rooms.Get(rno).GetRomCount();
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532 socket.json.emit("send romcount",romcount);
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533 socket.json.broadcast.emit("send romcount",romcount);
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535 if($rooms.Get(rno).IsVolatile() == false)
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537 if($rooms.Get(rno).IsTimeout() ||
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538 $rooms.Get(rno).IsFirstAuth())
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540 $rooms.Get(rno).Reset(msg.name);
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541 ParseGetPastLog(socket,util.format($log_file_name,rno));
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543 else if($rooms.Get(rno).Auth(msg.name,msg.password))
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545 ParseGetPastLog(socket,util.format($log_file_name,rno));
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549 socket.emit("error",resource.unmatch_password);
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556 message:util.format("/enteredby %s %s %s",msg.name,msg.color,msg.mailto),
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558 ParseSendMsg(socket,newMeg);
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561 function ParseQuit(socket,msg)
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563 var ip = GetClientIPAdress(socket);
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565 if(ipbanlist.IsBlockedToWrite(ip))
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567 socket.emit("error",resource.block_message);
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571 var rno = GetRoomNumberFromName(socket.namespace.name);
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575 message:resource.password_resetted_message,
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578 $rooms.Get(rno).AddRom(ip);
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580 var romcount = $rooms.Get(rno).GetRomCount();
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581 socket.json.emit("send romcount",romcount);
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582 socket.json.broadcast.emit("send romcount",romcount);
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584 if($rooms.Get(rno).IsVolatile() == false)
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586 if($rooms.Get(rno).IsOwner(msg.name))
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588 $rooms.Get(rno).Reset(null);
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589 ParseSendMsg(socket,newMeg);
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591 if(!$rooms.Get(rno).IsFirstAuth() &&
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592 !$rooms.Get(rno).IsAuthed(msg.name))
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595 $rooms.Get(rno).RemoveAuth(msg.name);
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598 newMeg.message = util.format("/quitedby %s",msg.name);
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599 ParseSendMsg(socket,newMeg);
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604 function ParseSendMsg(socket,msg)
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606 var ip = GetClientIPAdress(socket);
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608 if(ip in ipbanlist)
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610 socket.emit("error",resource.block_message);
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614 var rno = GetRoomNumberFromName(socket.namespace.name);
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616 if(msg.name != $system_name &&
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617 $rooms.Get(rno).IsVolatile() == false &&
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618 !$rooms.Get(rno).IsAuthed(msg.name) &&
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619 !$rooms.Get(rno).IsOwner(rno,msg.name))
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624 var date = new Date();
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626 var repacked_msg = CreateMessage(msg.name,date,msg.message);
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628 if(socket.handshake.admin)
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629 repacked_msg.ip = ip;
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631 socket.json.emit("req msg", repacked_msg);
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633 socket.json.broadcast.emit("req msg", repacked_msg);
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635 var path = $log_directory + "/" + util.format($log_file_name,rno);
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636 var log = new ChatLog(path);
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637 log.Save(repacked_msg,ip,rno);
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640 function GetNameFromRoomNumber(number)
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642 return "/" + number;
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645 function GetRoomNumberFromName(name)
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647 if(name.charAt(0) == "/")
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648 return parseInt(name.substr(1));
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649 throw "GetRoomNumberFromName error";
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652 function ParseGetPastLog(socket,file)
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656 var path = $log_directory + "/" + file;
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657 var log = new ChatLog(path);
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658 log.ToArray(config.showip,function(array){
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659 socket.json.emit("req pastlog",array);
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663 function ChatLog(path)
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665 this.ToArray = function(hasIp,callback)
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667 var state = fs.stat(path,function(err,state){
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670 var array = new Array();
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671 var stream = fs.createReadStream(path);
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674 .forEach(function(line){
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675 var msg = CreateMessageFromText(line.toString());
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686 this.Save = function(msg,ip,rno){
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687 var text = GetTextFromMessage(msg,ip);
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689 SplitLog(rno,function(){
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690 WritePastLog(path,text);
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694 function GetTextFromMessage(msg,ip)
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696 var text = msg.name + "<>" +
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704 function SplitLog(rno,callback)
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706 var state = fs.stat(path,function(err,state){
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707 if(err && typeof(callback) == "function")
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712 if(state.size > $spilt_size)
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714 var date = new Date();
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715 var dateString = ""+date.getFullYear()+date.getMonth()+date.getDate()+date.getHours()+date.getMinutes()+date.getSeconds();
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717 var newpath = $log_directory + "/" +
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718 util.format($splited_log_file_name,rno,dateString);
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719 fs.rename(path,newpath,callback);
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721 if(typeof(callback) == "function")
\r
727 function WritePastLog(path,text)
\r
730 function(callback){
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731 fs.open(path,"a",callback);
\r
733 function(fd,callback){
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734 var buf = new Buffer(text);
\r
735 fs.write(fd,buf,0,Buffer.byteLength(text),null,function(){
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746 function GetClientIPAdress(socket)
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748 return socket.handshake.headers["x-forwarded-for"] || socket.handshake.address.address;
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752 function CreateMessage(name,date,message)
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754 var result = {name:name,
\r
760 function CreateMessageFromText(text)
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762 var data = text.split("<>");
\r
763 var msg = {name:data[0],
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