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 lazy = require("./lazy.js");
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15 var security = require("./security.js");
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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("/admin_chat",express.basicAuth(auth_proc));
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33 app.get("/admin_chat", adminchat_proc);
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34 app.all("/admin",express.basicAuth(auth_proc));
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35 app.get("/admin", admin_proc);
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36 app.post("/admin",admin_postproc);
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38 var io = require("socket.io").listen(server);
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39 io.configure("production", function(){
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40 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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41 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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42 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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45 for(var i = 0; i < config.max_room_number; i++)
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48 .of(GetNameFromRoomNumber(i))
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49 .authorization(ParseAuthorization)
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50 .on("connection",ParseConnect);
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54 function chat_proc(req, res){
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55 var info = new security.SessionInfomation(false);
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56 req.session.items = info;
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58 var room_number = 0;
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59 if(typeof(req.query.rno) != "undefined")
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60 room_number = req.query.rno;
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61 res.render("chat",{rno:room_number,token:info.token});
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64 function auth_proc(user, pass) {
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65 return user === config.username && pass === config.password;
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68 function log_proc(req, res) {
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69 res.sendfile(__dirname + req.url);
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72 function adminchat_proc(req, res){
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73 var info = new security.SessionInfomation(true);
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74 req.session.items = info;
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76 var room_number = 0;
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77 if(typeof(req.query.rno) != "undefined")
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78 room_number = req.query.rno;
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79 res.render("chat",{rno:room_number,token:info.token});
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82 function admin_postproc(req,res){
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83 if(req.session.items.token != req.body.token)
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85 res.send(resource.invaild_token_message);
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88 if(typeof(req.body.erase) != "undefined")
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90 removeLog(req.body.file,function(){
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91 res.redirect("/admin");
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94 if(typeof(req.body.registor) != "undefined")
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96 ipbanlist.Update(req.body.newbanlist,function(){
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97 res.redirect("/admin");
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100 if(typeof(req.body.updateroom) != "undefined")
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102 $rooms.Update(req.body.newroomlist,function(){
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103 res.redirect("/admin");
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108 function admin_proc(req,res)
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110 var info = new security.SessionInfomation(true);
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111 req.session.items = info;
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112 var iplist = ipbanlist.GetText();
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114 fs.readdir($log_directory,function(err,list){
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115 res.render("admin", {
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117 log_directory:$log_directory,
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120 roomlist:$rooms.GetString()
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125 function removeLog(files,callback)
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127 if(typeof(files) == "undefined")
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129 if(typeof(callback) == "function")
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135 function(item,callback){
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136 fs.unlink($log_directory + "/" + item,callback);
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138 function(err,results){
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139 if(typeof(callback) == "function")
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144 //RoomInfomationCollecionクラス
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145 function RoomInfomationCollection()
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147 var collection = {};
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148 this.Get = function(rno){
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149 return collection[rno];
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151 this.IsContains = function(rno){
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152 return rno in collection;
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154 this.GetString = function(){
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156 for(var rno in collection)
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158 if($rooms.Get(rno).IsVolatile())
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160 var pass = collection[rno].password;
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163 var hiddenlog = collection[rno].hiddenlog;
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164 retval += rno + ":" + pass + ":" + hiddenlog + "\r\n";
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168 this.GetKeys = function(){
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170 for(var rno in collection)
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176 this.Update = function(text,callfunc){
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178 function(callback){
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179 fs.open($room_configure_file_name,"w",callback);
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181 function(fd,callback){
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182 var buf = new Buffer(text);
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183 fs.write(fd,buf,0,Buffer.byteLength(text),null,function(){
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187 function(fd,callback){
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188 fs.close(fd,function(){
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189 GetRoomList(callfunc);
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194 function GetRoomList(callback){
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196 fs.exists($room_configure_file_name,function(exists){
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197 if(exists == false)
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199 if(typeof(callback) == "function")
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203 var stream = fs.createReadStream($room_configure_file_name);
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206 .forEach(function(line){
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207 var token = line.toString().replace(/(\r|\n|\r\n)/gm, "").split(":");
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208 if(token.length == 1)
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210 Add(token[0],null,false);
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212 else if(token.length == 2)
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214 var rno = token[0];
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215 var pass = token[1];
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218 Add(rno, pass,false);
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220 else if(token.length == 3)
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222 var rno = token[0];
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223 var pass = token[1];
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226 var hiddenlog = false;
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227 if(token[2] == "true")
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229 Add(rno, pass,hiddenlog);
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233 if(typeof(callback) == "function")
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240 for(var i = 0; i < config.max_room_number; i++)
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243 function Add(rno,pass,hiddenlogflag){
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244 collection[rno] = new RoomInfomation(pass,hiddenlogflag);
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246 collection[rno].owner = $system_name;
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248 var $gc_interval_id = setInterval(function(){
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249 for(var rno in this.rom_list)
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250 collection[rno].GCRomList();
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251 },$gc_time_interval);
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255 //RoomInfomationクラス
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256 function RoomInfomation(pass,hiddenlogflag)
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258 this.password = pass;
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259 this.rom_list = {};
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260 this.authed_list = {};
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263 this.hiddenlog = hiddenlogflag;
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264 this.GetConfig = function(){
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265 var roomconfig = {};
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266 if(this.IsVolatile() == false)
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268 if(this.IsFixedPassword())
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269 roomconfig.type = 2;
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270 else if(this.IsHiddenLogFromRom())
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271 roomconfig.type = 3;
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273 roomconfig.type = 1;
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274 roomconfig.IsOwned = !this.IsFirstAuth();
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276 roomconfig.type = 0;
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280 this.IsVolatile = function(){
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281 return this.owner == null &&
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282 this.password == null &&
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283 this.time == null &&
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284 this.hiddenlog == null;
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286 this.GetRomCount = function(){
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288 for(var key in this.rom_list)
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292 this.AddRom = function(ip){
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293 var date = new Date();
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294 this.rom_list[ip] = {time:date.getTime()};
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296 this.RemoveRom = function(ip){
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297 delete this.rom_list[ip];
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299 this.Reset = function(owner){
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300 var date = new Date();
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301 var time = date.getTime();
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302 this.password = null;
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303 this.authed_list = {};
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304 this.owner = owner;
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307 this.IsFirstAuth = function(){
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308 return this.owner == null;
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310 this.IsAuthed = function(name){
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311 return name == this.owner ||
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312 name in this.authed_list;
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314 this.IsHiddenLogFromRom = function(){
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315 return this.hiddenlog;
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317 this.IsFixedPassword = function(){
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318 return this.owner == $system_name;
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320 this.IsOwner = function(name){
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321 return this.owner == name;
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323 this.IsTimeout = function(){
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324 var date = new Date();
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325 var current_time = date.getTime();
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326 return !this.IsFixedPassword() &&
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327 current_time - this.time >= $reset_password_diff;
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329 this.RemoveAuth = function(name)
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331 delete this.authed_list[name];
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333 this.Auth = function(name,password){
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334 if(this.password != password)
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336 var date = new Date();
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337 var time = date.getTime();
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339 this.authed_list[name] = "";
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342 this.SetPassword = function(owner,password){
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343 if(owner == this.owner &&
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344 !this.IsFixedPassword() &&
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345 !this.IsHiddenLogFromRom())
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347 var date = new Date();
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348 this.time = date.getTime();
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349 this.password = password;
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354 this.GCRomList = function(){
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355 var date = new Date();
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356 var current_time = date.getTime();
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357 for(var ip in this.rom_list)
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359 if(current_time - this.rom_list[ip].time >= $gc_time_interval)
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360 delete this.rom_list[ip];
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366 function IpBanCollecion()
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368 var MySQLPool = new require("./mysql_pool.js");
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369 var pool = new MySQLPool({
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370 host : config.db_host,
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371 user : config.db_user,
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372 password : config.db_password,
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373 database : "configure",
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375 var collection = {};
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376 this.IsBaned = function(ip){
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377 return collection[ip] == "r";
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379 this.IsBlockedToWrite = function(ip){
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380 return ip in collection;
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382 this.GetText = function(){
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384 for(var key in collection)
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386 if(collection[key] == "")
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387 text += key + "\r\n";
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389 text += key + ":" + collection[key] + "\r\n";
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393 this.Update = function(text,callfunc){
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397 pool.query("TRUNCATE TABLE ipbanlist",null,next);
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399 function(result,next){
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400 var items = new Array();
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401 lines = text.split("\r\n");
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402 for(var i = 0; i < lines.length; i++)
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404 var token = lines[i].split(":");
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408 if(token.length == 1)
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409 collection[ip] = "";
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411 collection[ip] = token[1];
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412 items.push(new Array(ip,collection[ip]));
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414 pool.query("INSERT INTO ipbanlist VALUES ?",[items],next);
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418 function GetIpBanList(callfunc)
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422 pool.query("SELECT * FROM ipbanlist",null,next);
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424 function(result,next){
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425 for(var i = 0; i < result.length; i++)
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426 collection[result[i].ip] = result[i].type;
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434 var ipbanlist = new IpBanCollecion();
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435 var $rooms = new RoomInfomationCollection();
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437 createLogDirectory();
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439 function createLogDirectory()
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441 fs.exists($log_directory,function(exists){
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442 if(exists == false)
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443 fs.mkdirSync($log_directory);
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447 function ParseConnect(socket)
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449 var ip = GetClientIPAdress(socket);
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450 console.log("connected from %s",ip);
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452 var rno = GetRoomNumberFromName(socket.namespace.name);
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454 var room = $rooms.Get(rno);
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458 var roomconfig = room.GetConfig();
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459 roomconfig.admin = socket.handshake.admin;
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460 socket.json.emit("send roominfo",roomconfig);
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462 var romcount = room.GetRomCount();
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463 socket.json.emit("send romcount",romcount);
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464 socket.json.broadcast.emit("send romcount",romcount);
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466 socket.on("get pastLogList", function (msg) {
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467 ParseGetPastLogList(socket,msg);
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469 socket.on("get pastLog", function (msg) {
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470 ParseGetPastLog(socket,msg);
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472 socket.on("join",function(msg){
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473 ParseJoin(socket,msg);
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475 socket.on("quit",function(msg){
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476 ParseQuit(socket,msg);
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478 socket.on("set password",function(msg){
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479 ParseSetPassword(socket,msg);
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481 socket.on("send msg", function (msg) {
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482 ParseSendMsg(socket,msg);
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484 socket.on("disconnect", function (msg) {
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485 ParseDisconnect(socket,msg);
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489 function ParseAuthorization(handshakeData, callback)
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491 if(handshakeData.headers.cookie) {
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492 var signedCookie = cookie.parse(handshakeData.headers.cookie);
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493 var sessionID = connectUtils.parseSignedCookies(signedCookie, $secret)["connect.sid"];
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494 sessionStore.get(sessionID, function (err, session) {
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496 if (ipbanlist.IsBaned(handshakeData.address.address))
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497 result = "failed get from session store";
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500 else if(handshakeData.query.token != session.items.token)
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501 result = "invaild token";
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502 if(typeof(session) != "undefined" && result == null)
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504 handshakeData.admin = session.items.admin;
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505 handshakeData.sessionID = sessionID;
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507 callback(result,result == null && !err);
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510 return callback("failed get cookie", false);
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514 function ParseDisconnect(socket,msg)
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516 var ip = GetClientIPAdress(socket);
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517 var rno = GetRoomNumberFromName(socket.namespace.name);
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518 $rooms.Get(rno).RemoveRom(ip);
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520 var romcount = $rooms.Get(rno).GetRomCount();
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521 socket.json.emit("send romcount",romcount);
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522 socket.json.broadcast.emit("send romcount",romcount);
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524 console.log("disconnected");
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527 function ParseSetPassword(socket,msg)
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529 var rno = GetRoomNumberFromName(socket.namespace.name);
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534 if($rooms.Get(rno).IsVolatile() == false && $rooms.Get(rno).SetPassword(msg.owner,msg.password))
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535 newMeg.message = resource.password_setted_message;
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537 newMeg.message = resource.failed_set_password_message;
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538 ParseSendMsg(socket,newMeg);
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541 function ParseJoin(socket,msg)
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543 var ip = GetClientIPAdress(socket);
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545 if(ipbanlist.IsBlockedToWrite(ip))
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547 socket.emit("error",resource.block_message);
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551 var rno = GetRoomNumberFromName(socket.namespace.name);
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553 $rooms.Get(rno).RemoveRom(ip);
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555 var romcount = $rooms.Get(rno).GetRomCount();
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556 socket.json.emit("send romcount",romcount);
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557 socket.json.broadcast.emit("send romcount",romcount);
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559 if($rooms.Get(rno).IsVolatile() == false)
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561 if($rooms.Get(rno).IsTimeout() ||
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562 $rooms.Get(rno).IsFirstAuth())
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564 $rooms.Get(rno).Reset(msg.name);
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565 ParseGetPastLog(socket,util.format($log_file_name,rno));
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567 else if($rooms.Get(rno).Auth(msg.name,msg.password))
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569 ParseGetPastLog(socket,util.format($log_file_name,rno));
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573 socket.emit("error",$not_match_password);
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580 message:util.format("/enteredby %s %s %s",msg.name,msg.color,msg.mailto),
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582 ParseSendMsg(socket,newMeg);
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585 function ParseQuit(socket,msg)
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587 var ip = GetClientIPAdress(socket);
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589 if(ipbanlist.IsBlockedToWrite(ip))
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591 socket.emit("error",resource.block_message);
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595 var rno = GetRoomNumberFromName(socket.namespace.name);
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599 message:resource.password_resetted_message,
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602 $rooms.Get(rno).AddRom(ip);
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604 var romcount = $rooms.Get(rno).GetRomCount();
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605 socket.json.emit("send romcount",romcount);
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606 socket.json.broadcast.emit("send romcount",romcount);
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608 if($rooms.Get(rno).IsVolatile() == false)
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610 if($rooms.Get(rno).IsOwner(msg.name))
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612 $rooms.Get(rno).Reset(null);
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613 ParseSendMsg(socket,newMeg);
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615 if(!$rooms.Get(rno).IsFirstAuth() &&
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616 !$rooms.Get(rno).IsAuthed(msg.name))
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619 $rooms.Get(rno).RemoveAuth(msg.name);
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622 newMeg.message = util.format("/quitedby %s",msg.name);
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623 ParseSendMsg(socket,newMeg);
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628 function ParseSendMsg(socket,msg)
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630 var ip = GetClientIPAdress(socket);
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632 if(ip in ipbanlist)
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634 socket.emit("error",resource.block_message);
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638 var rno = GetRoomNumberFromName(socket.namespace.name);
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640 if(msg.name != $system_name &&
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641 $rooms.Get(rno).IsVolatile() == false &&
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642 !$rooms.Get(rno).IsAuthed(msg.name) &&
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643 !$rooms.Get(rno).IsOwner(rno,msg.name))
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648 var date = new Date();
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650 var repacked_msg = CreateMessage(msg.name,date,msg.message);
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652 if(socket.handshake.admin)
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653 repacked_msg.ip = ip;
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655 socket.json.emit("req msg", repacked_msg);
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657 socket.json.broadcast.emit("req msg", repacked_msg);
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659 var path = $log_directory + "/" + util.format($log_file_name,rno);
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660 var log = new ChatLog(path);
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661 log.Save(repacked_msg,ip,rno);
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664 function GetNameFromRoomNumber(number)
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666 return "/" + number;
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669 function GetRoomNumberFromName(name)
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671 if(name.charAt(0) == "/")
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672 return parseInt(name.substr(1));
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673 throw "GetRoomNumberFromName error";
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676 function ParseGetPastLogList(socket,msg)
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678 var list = fs.readdir($log_directory,function(err,files){
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680 var rno = GetRoomNumberFromName(socket.namespace.name);
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681 var pattern = $pastlogfile_pattern.replace("%d",rno);
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682 for(var i = 0; i < files.length; i++)
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684 var logname = files[i];
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685 if(logname.match(pattern))
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686 text += files[i] + "\n";
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688 socket.emit("req pastloglist",text);
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692 function ParseGetPastLog(socket,file)
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696 var path = $log_directory + "/" + file;
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697 var log = new ChatLog(path);
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698 log.ToArray(socket.handshake.admin,function(array){
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699 socket.json.emit("req pastlog",array);
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703 function ChatLog(path)
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705 this.ToArray = function(hasIp,callback)
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707 var state = fs.stat(path,function(err,state){
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710 var array = new Array();
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711 var stream = fs.createReadStream(path);
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714 .forEach(function(line){
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715 var msg = CreateMessageFromText(line.toString());
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726 this.Save = function(msg,ip,rno){
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727 var text = GetTextFromMessage(msg,ip);
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729 SplitLog(rno,function(){
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730 WritePastLog(path,text);
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734 function GetTextFromMessage(msg,ip)
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736 var text = msg.name + "<>" +
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744 function SplitLog(rno,callback)
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746 var state = fs.stat(path,function(err,state){
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747 if(err && typeof(callback) == "function")
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752 if(state.size > $spilt_size)
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754 var date = new Date();
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755 var dateString = ""+date.getFullYear()+date.getMonth()+date.getDate()+date.getHours()+date.getMinutes()+date.getSeconds();
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757 var newpath = $log_directory + "/" +
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758 util.format($splited_log_file_name,rno,dateString);
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759 fs.rename(path,newpath,callback);
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761 if(typeof(callback) == "function")
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767 function WritePastLog(path,text)
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770 function(callback){
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771 fs.open(path,"a",callback);
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773 function(fd,callback){
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774 var buf = new Buffer(text);
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775 fs.write(fd,buf,0,Buffer.byteLength(text),null,function(){
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786 function GetClientIPAdress(socket)
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788 return socket.handshake.headers["x-forwarded-for"] || socket.handshake.address.address;
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792 function CreateMessage(name,date,message)
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794 var result = {name:name,
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800 function CreateMessageFromText(text)
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802 var data = text.split("<>");
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803 var msg = {name:data[0],
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