chatServer.js

   1 /*\r
   2  * 設定\r
   3  */\r
   4 $max_room_number = 3;   //最大ルーム数\r
   5 $spilt_size = 1024 * 512;       //分割するサイズ\r
   6 $reset_password_diff = 1000 * 60 * 60;  //ルームパスワードをリセットする間隔\r
   7 $gc_time_interval = 1000 * 60 * 60;     //ゴミ掃除を行う間隔\r
   8 $block_message = "メッセージの送信に失敗しました";       //ブロック時のメッセージ\r
   9 $not_match_password = "パスワードが一致しませんでした";  //パスワードが一致しない場合に表示されるメッセージ\r
  10 $password_setted_message = "パスワードを設定しました";      //パスワードが設定されたときに表示されるメッセージ\r
  11 $password_resetted_message = "パスワードをリセットしました";      //パスワードが再設定されたときに表示されるメッセージ\r
  12 $failed_set_password_message = "パスワードの設定に失敗しました"; //パスワードが再設定されたときに表示されるメッセージ\r
  13 $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\r
  14 $room_configure_file_name = "roomlist.txt";     //ルームの設定が記録されているファイル\r
  15 $port = process.env.port || 3000;       //ポート\r
  16 $username = "admin";    //管理者用のページにアクセスできるユーザ名\r
  17 $password = "admin";    //管理者用のページにアクセスするのに必要なパスワード\r
  18 $token_length = 32;     //トークンの長さ\r
  19 $redisHost = "localhost";       //redisサーバのアドレス\r
  20 $redisPort = 6379;      //redisサーバのポート\r
  21 $redisPassword = "";    //redisサーバのパスワード\r
  22 $system_name = "system";        //システム発言を表す名前\r
  23 $log_directory = "log"; //ログファイルを置くフォルダー\r
  24 $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)\r
  25 $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)\r
  26 $pastlogfile_pattern = "logfile%d(_+.*)?\.txt"; //過去ログと判定する正規表現\r
  27 \r
  28 /**\r
  29  * Module dependencies.\r
  30  */\r
  31 \r
  32 // Server\r
  33 var express = require('express');\r
  34 \r
  35 var app = module.exports = express.createServer();\r
  36 \r
  37 var util = require("util");\r
  38 \r
  39 var lazy = require("lazy");\r
  40 \r
  41 var fs = require("fs");\r
  42 \r
  43 var parseCookie = require("connect").utils.parseCookie;\r
  44 \r
  45 var RedisStore = require("connect-redis")(express);\r
  46 var sessionStore = new RedisStore({host:$redisHost,port:$redisPort,pass:$redisPassword});\r
  47 \r
  48 var async = require("async");\r
  49 \r
  50 var path = require("path");\r
  51 \r
  52 // Configuration\r
  53 \r
  54 app.configure(function(){\r
  55         app.disabled("view cache");\r
  56         app.set("view options", { layout: false })\r
  57         app.set("views", __dirname + "/public");\r
  58         app.set("view engine", "ejs");\r
  59         app.use(express.bodyParser());\r
  60         app.use(express.methodOverride());\r
  61         app.use(express.cookieParser());\r
  62         app.use(express.session({\r
  63                 store:sessionStore,\r
  64                 secret: "5514EA2B-C9B2-4D65-8D81-1F33A180A0C2",\r
  65                 cookie: { httpOnly: false }\r
  66         }));\r
  67         app.use(app.router);\r
  68         app.use(express.static(__dirname + "/public"));\r
  69 });\r
  70 \r
  71 app.configure('development', function(){\r
  72   app.use(express.errorHandler({ dumpExceptions: true, showStack: true })); \r
  73 });\r
  74 \r
  75 app.configure('production', function(){\r
  76   app.use(express.errorHandler()); \r
  77 });\r
  78 \r
  79 function SessionInfomation(token,admin)\r
  80 {\r
  81         this.token = token;\r
  82         this.admin = admin;\r
  83 }\r
  84 \r
  85 // Routes\r
  86 app.get("/chat", function(req, res){\r
  87         var auth_string = getRandomString($token_length);\r
  88         req.session.items = new SessionInfomation(auth_string,false);\r
  89 \r
  90         var room_number = 0;\r
  91         if(typeof(req.query.rno) != "undefined")\r
  92                 room_number = req.query.rno;\r
  93         res.render("chat",{rno:room_number,token:auth_string});\r
  94 });\r
  95 \r
  96 app.all("/admin_chat",express.basicAuth(function (user, pass) {\r
  97         return user === $username && pass === $password;\r
  98 }));\r
  99 \r
 100 app.get("/admin_chat", function(req, res){\r
 101         var auth_string = getRandomString($token_length);\r
 102         req.session.items = new SessionInfomation(auth_string,true);\r
 103 \r
 104         var room_number = 0;\r
 105         if(typeof(req.query.rno) != "undefined")\r
 106                 room_number = req.query.rno;\r
 107         res.render("chat",{rno:room_number,token:auth_string});\r
 108 });\r
 109 \r
 110 app.all("/admin",express.basicAuth(function (user, pass) {\r
 111         return user === $username && pass === $password;\r
 112 }));\r
 113 \r
 114 app.get("/admin", function(req, res){\r
 115         renderAdmin(req,res);\r
 116 });\r
 117 \r
 118 app.post("/admin",function(req,res){\r
 119         if(req.session.items.token != req.body.token)\r
 120         {\r
 121                 res.send($invaild_token_message);\r
 122                 return;\r
 123         }\r
 124         if(typeof(req.body.erase) != "undefined")\r
 125         {\r
 126                 removeLog(req.body.file,function(){\r
 127                         renderAdmin(req,res);\r
 128                 });\r
 129         }\r
 130         if(typeof(req.body.registor) != "undefined")\r
 131         {\r
 132                 ipbanlist.Update(req.body.newbanlist,function(){\r
 133                         renderAdmin(req,res);\r
 134                 });\r
 135         }\r
 136         if(typeof(req.body.updateroom) != "undefined")\r
 137         {\r
 138                 $rooms.Update(req.body.newroomlist,function(){\r
 139                         renderAdmin(req,res);\r
 140                 });\r
 141         }\r
 142 });\r
 143 \r
 144 function renderAdmin(req,res)\r
 145 {\r
 146         var auth_string = getRandomString($token_length);\r
 147         req.session.items = {token:auth_string};\r
 148         var iplist = ipbanlist.GetText();\r
 149 \r
 150         fs.readdir($log_directory,function(err,list){\r
 151                 res.render("admin", {\r
 152                         files: list,\r
 153                         log_directory:$log_directory,\r
 154                         ipbanlist:iplist,\r
 155                         token:auth_string,\r
 156                         roomlist:$rooms.GetString()\r
 157                 });\r
 158         });\r
 159 }\r
 160 \r
 161 function getRandomString(length)\r
 162 {\r
 163         var RandomString = "";\r
 164         var BaseString ="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!#$%&'()=~|-^\@[;:],./\`{+*}<>?_";\r
 165         for(var i=0; i<length; i++) {\r
 166                 RandomString += BaseString.charAt( Math.floor( Math.random() * BaseString.length));\r
 167         }\r
 168         return RandomString\r
 169 }\r
 170 \r
 171 function removeLog(files,callback)\r
 172 {\r
 173         async.map(files,\r
 174         function(item,callback){\r
 175                 fs.unlink($log_directory + "/" + item,callback);\r
 176         },\r
 177         function(err,results){\r
 178                 if(typeof(callback) == "function")\r
 179                         callback();\r
 180         });\r
 181 }\r
 182 \r
 183 app.listen($port);\r
 184 console.log("Express server listening on port %d in %s mode", app.address().port, app.settings.env);\r
 185 \r
 186 /*\r
 187  * サーバー部分\r
 188  */\r
 189 \r
 190 var io = require("socket.io").listen(app);\r
 191 io.configure('production', function(){\r
 192   io.enable('browser client minification');  // minified されたクライアントファイルを送信する\r
 193   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\r
 194   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)\r
 195 });\r
 196 var clients = new Array();\r
 197 \r
 198 var ipbanlist = new IpBanCollecion();\r
 199 var $rooms = new RoomInfomationCollection();\r
 200 \r
 201 createLogDirectory();\r
 202 \r
 203 for(var i = 0; i < $max_room_number; i++)\r
 204 {\r
 205         clients[i] =io\r
 206         .of(GetNameFromRoomNumber(i))\r
 207         .authorization(ParseAuthorization)\r
 208         .on("connection", function (socket) {\r
 209                 var ip = GetClientIPAdress(socket);\r
 210 \r
 211                 console.log("connected from %s",ip);\r
 212 \r
 213                 var rno = GetRoomNumberFromName(socket.namespace.name);\r
 214                 var roomconfig = {};\r
 215                 $rooms.Get(rno).AddRom(ip);\r
 216                 if($rooms.Get(rno).IsVolatile() == false)\r
 217                 {\r
 218                         if($rooms.Get(rno).IsFixedPassword())\r
 219                                 roomconfig.type = 2;\r
 220                         else if($rooms.Get(rno).IsHiddenLogFromRom())\r
 221                                 roomconfig.type = 3;\r
 222                         else\r
 223                                 roomconfig.type = 1;\r
 224                         roomconfig.IsOwned = !$rooms.Get(rno).IsFirstAuth();\r
 225                 }else{\r
 226                         roomconfig.type = 0;\r
 227                 }\r
 228                 roomconfig.admin = socket.handshake.admin;\r
 229                 socket.json.emit("send roominfo",roomconfig);\r
 230 \r
 231                 var romcount = $rooms.Get(rno).GetRomCount();\r
 232                 socket.json.emit("send romcount",romcount);\r
 233                 socket.json.broadcast.emit("send romcount",romcount);\r
 234 \r
 235                 socket.on("get pastLogList", function (msg) {\r
 236                         ParseGetPastLogList(socket,msg);\r
 237                 });\r
 238                 socket.on("get pastLog", function (msg) {\r
 239                         ParseGetPastLog(socket,msg);\r
 240                 });\r
 241                 socket.on("join",function(msg){\r
 242                         ParseJoin(socket,msg);\r
 243                 });\r
 244                 socket.on("quit",function(msg){\r
 245                         ParseQuit(socket,msg);\r
 246                 });\r
 247                 socket.on("set password",function(msg){\r
 248                         ParseSetPassword(socket,msg);\r
 249                 });\r
 250                 socket.on("send msg", function (msg) {\r
 251                         ParseSendMsg(socket,msg);\r
 252                 });\r
 253                 socket.on("disconnect", function (msg) {\r
 254                         ParseDisconnect(socket,msg);\r
 255                 });\r
 256         });\r
 257 }\r
 258 \r
 259 function createLogDirectory()\r
 260 {\r
 261         path.exists($log_directory,function(exists){\r
 262                 if(exists == false)\r
 263                         fs.mkdirSync($log_directory);\r
 264         });\r
 265 }\r
 266 \r
 267 function ParseAuthorization(handshakeData, callback)\r
 268 {\r
 269         if(handshakeData.headers.cookie) {\r
 270                 var cookie = handshakeData.headers.cookie;\r
 271                 var sessionID = parseCookie(cookie)["connect.sid"];\r
 272                 sessionStore.get(sessionID, function (err, session) {\r
 273                         var result = null;\r
 274                         if (ipbanlist.IsBaned(handshakeData.address.address))\r
 275                                 result = "failed get from session store";\r
 276                         else if(err)\r
 277                                 result = err;\r
 278                         else if(handshakeData.query.token != session.items.token)\r
 279                                 result = "invaild token";\r
 280                         handshakeData.admin = session.items.admin;\r
 281                         sessionStore.destroy(sessionID);\r
 282                         callback(result,result == null && !err);\r
 283                 });\r
 284         } else {\r
 285                 return callback("failed get cookie", false);\r
 286         }\r
 287 }\r
 288 \r
 289 function ParseDisconnect(socket,msg)\r
 290 {\r
 291         var ip = GetClientIPAdress(socket);\r
 292         var rno = GetRoomNumberFromName(socket.namespace.name);\r
 293         $rooms.Get(rno).RemoveRom(ip);\r
 294 \r
 295         var romcount = $rooms.Get(rno).GetRomCount();\r
 296         socket.json.emit("send romcount",romcount);\r
 297         socket.json.broadcast.emit("send romcount",romcount);\r
 298 \r
 299         console.log("disconnected");\r
 300 }\r
 301 \r
 302 function ParseSetPassword(socket,msg)\r
 303 {\r
 304         var rno = GetRoomNumberFromName(socket.namespace.name);\r
 305         var newMeg = {\r
 306                 name:$system_name,\r
 307                 message:null,\r
 308         };\r
 309         if($rooms.Get(rno).IsVolatile() == false && $rooms.Get(rno).SetPassword(msg.owner,msg.password))\r
 310                 newMeg.message = $password_setted_message;\r
 311         else\r
 312                 newMeg.message = $failed_set_password_message;\r
 313         ParseSendMsg(socket,newMeg);\r
 314 }\r
 315 \r
 316 function ParseJoin(socket,msg)\r
 317 {\r
 318         var ip = GetClientIPAdress(socket);\r
 319 \r
 320         if(ipbanlist.IsBlockedToWrite(ip))\r
 321         {\r
 322                 socket.emit("error",$block_message);\r
 323                 return;\r
 324         }\r
 325 \r
 326         var rno = GetRoomNumberFromName(socket.namespace.name);\r
 327 \r
 328         $rooms.Get(rno).RemoveRom(ip);\r
 329         \r
 330         var romcount = $rooms.Get(rno).GetRomCount();\r
 331         socket.json.emit("send romcount",romcount);\r
 332         socket.json.broadcast.emit("send romcount",romcount);\r
 333 \r
 334         if($rooms.Get(rno).IsVolatile() == false)\r
 335         {\r
 336                 if($rooms.Get(rno).IsTimeout() ||\r
 337                         $rooms.Get(rno).IsFirstAuth())\r
 338                 {\r
 339                         $rooms.Get(rno).Reset(msg.name);\r
 340                         ParseGetPastLog(socket,util.format($log_file_name,rno));\r
 341                 }\r
 342                 else if($rooms.Get(rno).Auth(msg.name,msg.password))\r
 343                 {\r
 344                         ParseGetPastLog(socket,util.format($log_file_name,rno));\r
 345                 }\r
 346                 else\r
 347                 {\r
 348                         socket.emit("error",$not_match_password);\r
 349                         return;\r
 350                 }\r
 351         }\r
 352 \r
 353         var newMeg = {\r
 354                 name:$system_name,\r
 355                 message:util.format("/enteredby %s %s %s",msg.name,msg.color,msg.mailto),\r
 356         };\r
 357         ParseSendMsg(socket,newMeg);\r
 358 }\r
 359 \r
 360 function ParseQuit(socket,msg)\r
 361 {\r
 362         var ip = GetClientIPAdress(socket);\r
 363 \r
 364         if(ipbanlist.IsBlockedToWrite(ip))\r
 365         {\r
 366                 socket.emit("error",$block_message);\r
 367                 return;\r
 368         }\r
 369 \r
 370         var rno = GetRoomNumberFromName(socket.namespace.name);\r
 371 \r
 372         var newMeg = {\r
 373                 name:$system_name,\r
 374                 message:$password_resetted_message,\r
 375         };\r
 376 \r
 377         $rooms.Get(rno).AddRom(ip);\r
 378 \r
 379         var romcount = $rooms.Get(rno).GetRomCount();\r
 380         socket.json.emit("send romcount",romcount);\r
 381         socket.json.broadcast.emit("send romcount",romcount);\r
 382 \r
 383         if($rooms.Get(rno).IsVolatile() == false)\r
 384         {\r
 385                 if($rooms.Get(rno).IsOwner(msg.name))\r
 386                 {\r
 387                         $rooms.Get(rno).Reset(null);\r
 388                         ParseSendMsg(socket,newMeg);\r
 389                 }\r
 390                 if(!$rooms.Get(rno).IsFirstAuth() &&\r
 391                         !$rooms.Get(rno).IsAuthed(msg.name))\r
 392                         return;\r
 393                 else\r
 394                         $rooms.Get(rno).RemoveAuth(msg.name);\r
 395         }\r
 396 \r
 397         newMeg.message = util.format("/quitedby %s",msg.name);\r
 398         ParseSendMsg(socket,newMeg);\r
 399 }\r
 400 \r
 401 //socket 接続中のソケット\r
 402 //msg msgクラス\r
 403 function ParseSendMsg(socket,msg)\r
 404 {\r
 405         var ip = GetClientIPAdress(socket);\r
 406 \r
 407         if(ip in ipbanlist)\r
 408         {\r
 409                 socket.emit("error",$block_message);\r
 410                 return;\r
 411         }\r
 412 \r
 413         var rno = GetRoomNumberFromName(socket.namespace.name);\r
 414 \r
 415         if(msg.name != $system_name && \r
 416                 $rooms.Get(rno).IsVolatile() == false &&\r
 417                 !$rooms.Get(rno).IsAuthed(msg.name) &&\r
 418                 !$rooms.Get(rno).IsOwner(rno,msg.name))\r
 419         {\r
 420                 return;\r
 421         }\r
 422 \r
 423         var date = new Date();\r
 424 \r
 425         var repacked_msg = CreateMessage(msg.name,date,msg.message);\r
 426 \r
 427         if(socket.handshake.admin)\r
 428                 repacked_msg.ip = ip;\r
 429 \r
 430         socket.json.emit("req msg", repacked_msg);\r
 431 \r
 432         socket.json.broadcast.emit("req msg", repacked_msg);\r
 433 \r
 434         var path = $log_directory + "/" + util.format($log_file_name,rno);\r
 435         var log = new ChatLog(path);\r
 436         log.Save(repacked_msg,ip,rno);\r
 437 }\r
 438 \r
 439 function GetNameFromRoomNumber(number)\r
 440 {\r
 441         return "/" + number;\r
 442 }\r
 443 \r
 444 function GetRoomNumberFromName(name)\r
 445 {\r
 446         if(name.charAt(0) == "/")\r
 447                 return parseInt(name.substr(1));\r
 448         throw "GetRoomNumberFromName error";\r
 449 }\r
 450 \r
 451 function ParseGetPastLogList(socket,msg)\r
 452 {\r
 453         var list = fs.readdir($log_directory,function(err,files){\r
 454                 var text = "";\r
 455                 var rno = GetRoomNumberFromName(socket.namespace.name);\r
 456                 var pattern = $pastlogfile_pattern.replace("%d",rno);\r
 457                 for(var i = 0; i < files.length; i++)\r
 458                 {\r
 459                         var logname = files[i];\r
 460                         if(logname.match(pattern))\r
 461                                 text += files[i] + "\n";\r
 462                 }\r
 463                 socket.emit("req pastloglist",text);\r
 464         });\r
 465 }\r
 466 \r
 467 function ParseGetPastLog(socket,file)\r
 468 {\r
 469         if(file == "")\r
 470                 return;\r
 471         var path = $log_directory + "/" + file;\r
 472         var log = new ChatLog(path);\r
 473         log.ToArray(socket.handshake.admin,function(array){\r
 474                 socket.json.emit("req pastlog",array);\r
 475         });\r
 476 }\r
 477 \r
 478 function ChatLog(path)\r
 479 {\r
 480         this.ToArray = function(hasIp,callback)\r
 481         {\r
 482                 var state = fs.stat(path,function(err,state){\r
 483                         if(err)\r
 484                                 return;\r
 485                         var array = new Array();\r
 486                         var stream = fs.createReadStream(path);\r
 487                         new lazy(stream)\r
 488                                 .spilt(";")\r
 489                                 .forEach(function(line){\r
 490                                         var msg = CreateMessageFromText(line.toString());\r
 491                                         if(hasIp == false)\r
 492                                                 msg.ip = "";\r
 493                                         array.push(msg);\r
 494                                 })\r
 495                                 .join(function(){\r
 496                                         callback(array);\r
 497                                 });\r
 498                 });\r
 499         }\r
 500 \r
 501         this.Save = function(msg,ip,rno){\r
 502                 var text = GetTextFromMessage(msg,ip);\r
 503 \r
 504                 SplitLog(rno,function(){\r
 505                         WritePastLog(path,text);\r
 506                 });\r
 507         };\r
 508 \r
 509         function GetTextFromMessage(msg,ip)\r
 510         {\r
 511                 var text = msg.name + "<>" +\r
 512                                 msg.date + "<>" +\r
 513                                 ip + "<>" +\r
 514                                 msg.message +\r
 515                                 ";";\r
 516                 return text;\r
 517         }\r
 518 \r
 519         function SplitLog(rno,callback)\r
 520         {\r
 521                 var state = fs.stat(path,function(err,state){\r
 522                         if(err && typeof(callback) == "function")\r
 523                         {\r
 524                                 callback();\r
 525                                 return;\r
 526                         }\r
 527                         if(state.size > $spilt_size)\r
 528                         {\r
 529                                 var date = new Date();\r
 530                                 var dateString = ""+date.getFullYear()+date.getMonth()+date.getDate()+date.getHours()+date.getMinutes()+date.getSeconds();\r
 531 \r
 532                                 var newpath = $log_directory + "/" +\r
 533                                         util.format($splited_log_file_name,rno,dateString);\r
 534                                 fs.rename(path,newpath,callback);\r
 535                         }else{\r
 536                                 if(typeof(callback) == "function")\r
 537                                         callback();\r
 538                         }\r
 539                 });\r
 540         }\r
 541 \r
 542         function WritePastLog(path,text)\r
 543         {\r
 544                 async.waterfall([\r
 545                         function(callback){\r
 546                                 fs.open(path,"a",callback);\r
 547                         },\r
 548                         function(fd,callback){\r
 549                                 var buf = new Buffer(text);\r
 550                                 fs.write(fd,buf,0,Buffer.byteLength(text),null,function(){\r
 551                                         callback(null,fd);\r
 552                                 });\r
 553                         },\r
 554                         function(fd){\r
 555                                 fs.close(fd);\r
 556                         }\r
 557                 ]);\r
 558         }\r
 559 }\r
 560 \r
 561 function GetClientIPAdress(socket)\r
 562 {\r
 563         return socket.handshake.headers["x-forwarded-for"] || socket.handshake.address.address;\r
 564 }\r
 565 \r
 566 // Message クラス\r
 567 function CreateMessage(name,date,message)\r
 568 {\r
 569         var result = {name:name,\r
 570                 date:date,\r
 571                 ip:"",\r
 572                 message:message};\r
 573         return result;\r
 574 }\r
 575 function CreateMessageFromText(text)\r
 576 {\r
 577         var data = text.split("<>");\r
 578         var msg = {name:data[0],\r
 579                 ip:data[2],\r
 580                 date:data[1],\r
 581                 message:data[3]};\r
 582         return msg;\r
 583 }\r
 584 \r
 585 //RoomInfomationCollecionクラス\r
 586 function RoomInfomationCollection()\r
 587 {\r
 588         var collection = {};\r
 589         this.Get = function(rno){\r
 590                 return collection[rno];\r
 591         }\r
 592         this.IsContains = function(rno){\r
 593                 return rno in collection;\r
 594         };\r
 595         this.GetString = function(){\r
 596                 var retval = "";\r
 597                 for(var rno in collection)\r
 598                 {\r
 599                         if($rooms.Get(rno).IsVolatile())\r
 600                                 continue;\r
 601                         var pass = collection[rno].password;\r
 602                         if(pass == null)\r
 603                                 pass = "";\r
 604                         var hiddenlog = collection[rno].hiddenlog;\r
 605                         retval += rno + ":" + pass + ":" + hiddenlog + "\r\n";\r
 606                 }\r
 607                 return retval;\r
 608         };\r
 609         this.GetKeys = function(){\r
 610                 var retval = {};\r
 611                 for(var rno in collection)\r
 612                 {\r
 613                         retval[rno] = {};\r
 614                 }\r
 615                 return retval;\r
 616         }\r
 617         this.Update = function(text,callfunc){\r
 618                 async.waterfall([\r
 619                         function(callback){\r
 620                                 fs.open($room_configure_file_name,"w",callback);\r
 621                         },\r
 622                         function(fd,callback){\r
 623                                 var buf = new Buffer(text);\r
 624                                 fs.write(fd,buf,0,Buffer.byteLength(text),null,function(){\r
 625                                         callback(null,fd);\r
 626                                 });\r
 627                         },\r
 628                         function(fd,callback){\r
 629                                 fs.close(fd,function(){\r
 630                                         GetRoomList(callfunc);\r
 631                                 });\r
 632                         }\r
 633                 ]);\r
 634         }\r
 635         function GetRoomList(callback){\r
 636                 Clear();\r
 637                 path.exists($room_configure_file_name,function(exists){\r
 638                         if(exists == false)\r
 639                         {\r
 640                                 if(typeof(callback) == "function")\r
 641                                         callback();\r
 642                                 return;\r
 643                         }\r
 644                         var stream = fs.createReadStream($room_configure_file_name);\r
 645                         new lazy(stream)\r
 646                                 .lines\r
 647                                 .forEach(function(line){\r
 648                                         var token = line.toString().replace(/(\r|\n|\r\n)/gm, "").split(":");\r
 649                                         if(token.length == 1)\r
 650                                         {\r
 651                                                 Add(token[0],null,false);\r
 652                                         }\r
 653                                         else if(token.length == 2)\r
 654                                         {\r
 655                                                 var rno = token[0];\r
 656                                                 var pass = token[1];\r
 657                                                 if(pass == "")\r
 658                                                         pass = null;\r
 659                                                 Add(rno, pass,false);\r
 660                                         }\r
 661                                         else if(token.length == 3)\r
 662                                         {\r
 663                                                 var rno = token[0];\r
 664                                                 var pass = token[1];\r
 665                                                 if(pass == "")\r
 666                                                         pass = null;\r
 667                                                 var hiddenlog = false;\r
 668                                                 if(token[2] == "true")\r
 669                                                         hiddenlog = true;\r
 670                                                 Add(rno, pass,hiddenlog);\r
 671                                         }\r
 672                                 })\r
 673                                 .join(function(){\r
 674                                         if(typeof(callback) == "function")\r
 675                                                 callback();\r
 676                                 });\r
 677                 });\r
 678         }\r
 679         function Clear(){\r
 680                 collection = {};\r
 681                 for(var i = 0; i < $max_room_number; i++)\r
 682                         Add(i,null,null);\r
 683         };\r
 684         function Add(rno,pass,hiddenlogflag){\r
 685                 collection[rno] = new RoomInfomation(pass,hiddenlogflag);\r
 686                 if(pass != null)\r
 687                         collection[rno].owner = $system_name;\r
 688         };\r
 689         var $gc_interval_id = setInterval(function(){\r
 690                 for(var rno in this.rom_list)\r
 691                         collection[rno].GCRomList();\r
 692         },$gc_time_interval);\r
 693         GetRoomList();\r
 694 }\r
 695 \r
 696 //RoomInfomationクラス\r
 697 function RoomInfomation(pass,hiddenlogflag)\r
 698 {\r
 699         this.password = pass;\r
 700         this.rom_list = {};\r
 701         this.authed_list = {};\r
 702         this.owner = null;\r
 703         this.time = null;\r
 704         this.hiddenlog = hiddenlogflag;\r
 705         this.IsVolatile = function(){\r
 706                 return this.owner == null &&\r
 707                         this.password == null &&\r
 708                         this.time == null &&\r
 709                         this.hiddenlog == null;\r
 710         }\r
 711         this.GetRomCount = function(){\r
 712                 var count = 0;\r
 713                 for(var key in this.rom_list)\r
 714                         count++;\r
 715                 return count;\r
 716         };\r
 717         this.AddRom = function(ip){\r
 718                 var date = new Date();\r
 719                 this.rom_list[ip] = {time:date.getTime()};\r
 720         };\r
 721         this.RemoveRom = function(ip){\r
 722                 delete this.rom_list[ip];\r
 723         };\r
 724         this.Reset = function(owner){\r
 725                 var date = new Date();\r
 726                 var time = date.getTime();\r
 727                 this.password = null;\r
 728                 this.authed_list = {};\r
 729                 this.owner = owner;\r
 730                 this.time = time;\r
 731         };\r
 732         this.IsFirstAuth = function(){\r
 733                 return this.owner == null;\r
 734         };\r
 735         this.IsAuthed = function(name){\r
 736                 return name == this.owner ||\r
 737                         name in this.authed_list;\r
 738         };\r
 739         this.IsHiddenLogFromRom = function(){\r
 740                 return this.hiddenlog;\r
 741         };\r
 742         this.IsFixedPassword = function(){\r
 743                 return this.owner == $system_name;\r
 744         };\r
 745         this.IsOwner = function(name){\r
 746                 return this.owner == name;\r
 747         };\r
 748         this.IsTimeout = function(){\r
 749                 var date = new Date();\r
 750                 var current_time = date.getTime();\r
 751                 return !this.IsFixedPassword() &&\r
 752                         current_time - this.time >= $reset_password_diff;\r
 753         };\r
 754         this.RemoveAuth = function(name)\r
 755         {\r
 756                 delete this.authed_list[name];\r
 757         };\r
 758         this.Auth = function(name,password){\r
 759                 if(this.password != password)\r
 760                         return false;\r
 761                 var date = new Date();\r
 762                 var time = date.getTime();\r
 763                 this.time = time;\r
 764                 this.authed_list[name] = "";\r
 765                 return true;\r
 766         };\r
 767         this.SetPassword = function(owner,password){\r
 768                 if(owner == this.owner &&\r
 769                         !this.IsFixedPassword() &&\r
 770                         !this.IsHiddenLogFromRom())\r
 771                 {\r
 772                         var date = new Date();\r
 773                         this.time = date.getTime();\r
 774                         this.password = password;\r
 775                         return true;\r
 776                 }\r
 777                 return false;\r
 778         };\r
 779         this.GCRomList = function(){\r
 780                 var date = new Date();\r
 781                 var current_time = date.getTime();\r
 782                 for(var ip in this.rom_list)\r
 783                 {\r
 784                         if(current_time - this.rom_list[ip].time >= $gc_time_interval)\r
 785                                 delete this.rom_list[ip];\r
 786                 }\r
 787         };\r
 788 }\r
 789 \r
 790 //IPBANクラス\r
 791 function IpBanCollecion()\r
 792 {\r
 793         var collection = {};\r
 794         this.IsBaned = function(ip){\r
 795                 return collection[ip] == "r";\r
 796         }\r
 797         this.IsBlockedToWrite = function(ip){\r
 798                 return ip in collection;\r
 799         }\r
 800         this.GetText = function(){\r
 801                 var text = "";\r
 802                 for(var key in collection)\r
 803                 {\r
 804                         if(collection[key] == "")\r
 805                                 text += key + "\r\n";\r
 806                         else\r
 807                                 text += key + ":" + collection[key] + "\r\n";\r
 808                 }\r
 809                 return text;\r
 810         }\r
 811         this.Update = function(text,callfunc){\r
 812                 async.waterfall([\r
 813                         function(callback){\r
 814                                 fs.open($ip_ban_list_file_name,"w",callback);\r
 815                         },\r
 816                         function(fd,callback){\r
 817                                 var buf = new Buffer(text);\r
 818                                 fs.write(fd,buf,0,Buffer.byteLength(text),null,function(){\r
 819                                         callback(null,fd);\r
 820                                 });\r
 821                         },\r
 822                         function(fd,callback){\r
 823                                 fs.close(fd,function(){\r
 824                                         GetIpBanList(callfunc);\r
 825                                 });\r
 826                         }\r
 827                 ]);\r
 828         }\r
 829         function GetIpBanList(callback)\r
 830         {\r
 831                 collection = {};\r
 832                 path.exists($ip_ban_list_file_name,function(exists){\r
 833                         if(exists == false)\r
 834                         {\r
 835                                 if(typeof(callback) == "function")\r
 836                                         callback();\r
 837                                 return;\r
 838                         }\r
 839                         var stream = fs.createReadStream($ip_ban_list_file_name);\r
 840                         new lazy(stream)\r
 841                                 .lines\r
 842                                 .forEach(function(line){\r
 843                                         var token = line.toString().replace(/(\r|\n|\r\n)/gm, "").split(":");\r
 844                                         var ip = token[0];\r
 845                                         if(token.length == 1)\r
 846                                                 collection[ip] = "";\r
 847                                         else\r
 848                                                 collection[ip] = token[1];\r
 849                                 })\r
 850                                 .join(function(){\r
 851                                         if(typeof(callback) == "function")\r
 852                                                 callback();\r
 853                                 });\r
 854                 });\r
 855         }\r
 856         GetIpBanList();\r
 857 }\r
 858 \r