API tools faq
paste
Advertisement
Guest User

Untitled

a guest
Jun 16th, 2016
121
0
Never
Add comment
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
text 13.48 KB | None | 0 0
raw download clone embed print report
  1. var mongojs = require('mongojs');
  2. var db = mongojs("localhost:27017/rcGame",['account','progress']);
  3.  
  4.  
  5. // Basic setup
  6. var express = require('express');
  7. var app = express();
  8. var serv = require('http').Server(app);
  9.  
  10. // default html page @ localhost
  11. app.get('/', function(req, res) {
  12. res.sendFile(__dirname + '/client/index.html');
  13. });
  14. // Other areas accessible
  15. app.use('/client',express.static(__dirname + '/client'));
  16.  
  17. serv.listen(2000);
  18. console.log("Server started.");
  19.  
  20. var SOCKET_LIST = {};
  21.  
  22. var Entity = function(){
  23. var self = {
  24. x:250,
  25. y:250,
  26. spdX:0,
  27. spdY:0,
  28. id:"",
  29. }
  30.  
  31. self.update = function(){
  32. self.updatePosition();
  33. }
  34.  
  35. self.updatePosition = function(){
  36. self.x += self.spdX;
  37. self.y += self.spdY;
  38. }
  39. self.getDistance = function(pt){
  40. return Math.sqrt(Math.pow(self.x-pt.x,2)+Math.pow(self.y-pt.y,2));
  41. }
  42. return self;
  43.  
  44. }
  45.  
  46.  
  47. var Player = function(id){
  48. var self = Entity();
  49. self.id = id;
  50. self.number = "" + Math.floor(10*Math.random());
  51. self.pressingRight = false;
  52. self.pressingLeft = false;
  53. self.pressingUp = false;
  54. self.pressingDown = false;
  55. self.pressingAttack = false;
  56. self.mouseAngle = 0;
  57. self.maxSpd = 10;
  58. self.hp = 10;
  59. self.hpMax = 10;
  60. self.score = 0;
  61.  
  62. var super_update = self.update;
  63. self.update = function(){
  64. self.updateSpd();
  65. super_update();
  66.  
  67. if (self.pressingAttack){
  68. self.shootBullet(self.mouseAngle);
  69. }
  70. }
  71.  
  72. self.shootBullet = function(angle){
  73. var b = Bullet(self.id, angle);
  74. b.x = self.x;
  75. b.y = self.y;
  76. }
  77.  
  78. self.updateSpd = function(){
  79. if (self.pressingRight)
  80. self.spdX = self.maxSpd;
  81. else if (self.pressingLeft)
  82. self.spdX = -self.maxSpd;
  83. else
  84. self.spdX = 0;
  85.  
  86. if (self.pressingUp)
  87. self.spdY = -self.maxSpd;
  88. else if (self.pressingDown)
  89. self.spdY = self.maxSpd;
  90. else
  91. self.spdY = 0;
  92. }
  93.  
  94. self.getInitPack = function(){
  95. return {
  96. id:self.id,
  97. x:self.x,
  98. y:self.y,
  99. number:self.number,
  100. hp:self.hp,
  101. hpMax:self.hpMax,
  102. score:self.score,
  103. }
  104. }
  105.  
  106. self.getUpdatePack = function(){
  107. return {
  108. id:self.id,
  109. x:self.x,
  110. y:self.y,
  111. hp:self.hp,
  112. score:self.score,
  113. }
  114. }
  115.  
  116. Player.list[id] = self;
  117.  
  118. initPack.player.push(self.getInitPack());
  119. return self;
  120. }
  121.  
  122. Player.list = {};
  123. Player.onConnect = function(socket){
  124. var player = Player(socket.id);
  125. socket.on('keyPress', function(data){
  126. if (data.inputId === 'left')
  127. player.pressingLeft = data.state;
  128. else if (data.inputId === 'right')
  129. player.pressingRight = data.state;
  130. else if (data.inputId === 'up')
  131. player.pressingUp = data.state;
  132. else if (data.inputId === 'down')
  133. player.pressingDown = data.state;
  134. else if (data.inputId === 'attack')
  135. player.pressingAttack = data.state;
  136. else if (data.inputId === 'mouseAngle')
  137. player.mouseAngle = data.state;
  138. });
  139.  
  140.  
  141. socket.emit("init",{
  142. player:Player.getAllInitPack(),
  143. bullet:Bullet.getAllInitPack(),
  144. })
  145. }
  146.  
  147. Player.getAllInitPack = function(){
  148. var players = [];
  149. for(var i in Player.list)
  150. players.push(Player.list[i].getInitPack());
  151. return players;
  152. }
  153.  
  154. Player.onDisconnect = function(socket){
  155. delete Player.list[socket.id];
  156. removePack.player.push(socket.id);
  157. }
  158.  
  159. Player.update = function(){
  160. var pack = [];
  161. for(var i in Player.list){
  162. var player = Player.list[i];
  163. player.update();
  164. pack.push(player.getUpdatePack());
  165. }
  166. return pack;
  167. }
  168.  
  169. var Bullet = function(parent, angle){
  170. var self = Entity();
  171. self.id = Math.random();
  172. self.spdX = Math.cos(angle/180*Math.PI) * 10;
  173. self.spdY = Math.sin(angle/180*Math.PI) * 10;
  174. self.parent = parent;
  175. self.timer = 0;
  176. self.toRemove = false;
  177. var super_update = self.update;
  178. self.update = function(){
  179. if (self.timer++ > 100)
  180. self.toRemove = true;
  181. super_update();
  182.  
  183. for (var i in Player.list){
  184. var p = Player.list[i];
  185. if(self.getDistance(p) < 32 && self.parent !== p.id){
  186. p.hp -= 1;
  187.  
  188. if(p.hp <= 0){
  189. var shooter = Player.list[self.parent];
  190. if(shooter)
  191. shooter.score += 1;
  192. p.hp = p.hpMax;
  193. p.x = Math.random() * 500;
  194. p.y = Math.random() * 500;
  195. }
  196. self.toRemove = true;
  197. }
  198. }
  199. }
  200.  
  201. self.getInitPack = function(){
  202. return {
  203. id:self.id,
  204. x:self.x,
  205. y:self.y,
  206. }
  207. }
  208.  
  209. self.getUpdatePack = function(){
  210. return {
  211. id:self.id,
  212. x:self.x,
  213. y:self.y
  214. }
  215. }
  216.  
  217. Bullet.list[self.id] = self;
  218. initPack.bullet.push(self.getInitPack());
  219. return self;
  220. }
  221. Bullet.list = {};
  222.  
  223. Bullet.update = function(){
  224. var pack = [];
  225. for(var i in Bullet.list){
  226. var bullet = Bullet.list[i];
  227. bullet.update();
  228. if(bullet.toRemove){
  229. delete Bullet.list[i];
  230. removePack.bullet.push(bullet.id);
  231. } else
  232. pack.push(bullet.getUpdatePack());
  233. }
  234. return pack;
  235. }
  236.  
  237. Bullet.getAllInitPack = function(){
  238. var bullets = [];
  239. for(var i in Bullet.list)
  240. bullets.push(Bullet.list[i].getInitPack());
  241. return bullets;
  242. }
  243.  
  244. var DEBUG = true;
  245.  
  246. var isValidPassword = function(data,cb){
  247. db.account.find({username:data.username,password:data.password},function(err,res){
  248. if(res.length > 0)
  249. cb(true);
  250. else
  251. cb(false);
  252. });
  253. }
  254.  
  255.  
  256. var isUsernameTaken = function(data,cb){
  257. db.account.find({username:data.username},function(err,res){
  258. if(res.length > 0)
  259. cb(true);
  260. else
  261. cb(false);
  262. });
  263. }
  264.  
  265. var addUser = function(data,cb){
  266. db.account.insert({username:data.username,password:data.password},function(err){
  267. cb();
  268. });
  269. }
  270.  
  271. //functionalities of socket libraries
  272. var io = require('socket.io')(serv,{});
  273. io.sockets.on('connection', function(socket){
  274. socket.id = Math.random();
  275. SOCKET_LIST[socket.id] = socket;
  276.  
  277. socket.on('signIn', function(data){
  278. isValidPassword(data, function(res){
  279. if(res){
  280. Player.onConnect(socket);
  281. socket.emit('signInResponse',{success:true});
  282. } else {
  283. socket.emit('signInResponse',{success:false});
  284. }
  285. });
  286. });
  287.  
  288. socket.on('signUp', function(data){
  289. isUsernameTaken(data, function(res){
  290. if(res){
  291. socket.emit('signUpResponse',{success:false});
  292. } else {
  293. addUser(data,function(){
  294. socket.emit('signUpResponse',{success:true});
  295. });
  296. }
  297. });
  298. });
  299.  
  300.  
  301. socket.on('disconnect', function(){
  302. delete SOCKET_LIST[socket.id];
  303. Player.onDisconnect(socket);
  304. });
  305.  
  306.  
  307. socket.on('sendMsgToServer', function(data){
  308. var playerName = ("" + socket.id).slice(2,7);
  309. for(var i in SOCKET_LIST){
  310. SOCKET_LIST[i].emit('addToChat',playerName + ': ' + data);
  311. }
  312. });
  313.  
  314. socket.on('evalServer', function(data){
  315. if(!DEBUG)
  316. return;
  317. var res = eval(data);
  318. socket.emit('evalAnswer',res);
  319. });
  320. });
  321.  
  322. var initPack = {player:[],bullet:[]};
  323. var removePack = {player:[],bullet:[]};
  324.  
  325. // 40 ms
  326. setInterval(function(){
  327. var pack = {
  328. player:Player.update(),
  329. bullet:Bullet.update(),
  330. }
  331.  
  332. for(var i in SOCKET_LIST){
  333. var socket = SOCKET_LIST[i];
  334. socket.emit('init', initPack);
  335. socket.emit('update', pack);
  336. socket.emit('remove', removePack);
  337. }
  338.  
  339. initPack.player = [];
  340. initPack.bullet = [];
  341. removePack.player = [];
  342. removePack.bullet = [];
  343. },1000/25);
  344.  
  345.  
  346.  
  347.  
  348.  
  349.  
  350.  
  351.  
  352.  
  353. <div id="signDiv">
  354. Username: <input id="signDiv-username" type="text"></input><br>
  355. Password: <input id="signDiv-password" type="password"></input>
  356. <button id="signDiv-signIn">Sign In</button>
  357. <button id="signDiv-signUp">Sign Up</button>
  358. </div>
  359.  
  360. <div id="gameDiv" style="display:none;">
  361. <canvas id="ctx" width="500" height="500" style="
  362. border:1px solid #000000;"></canvas>
  363.  
  364. <div id="chat-text" style="width:500px;height:100px;overflow-y:scroll">
  365. <div>Hello World</div>
  366. </div>
  367.  
  368. <form id="chat-form">
  369. <input id="chat-input" type="text" style="width:500px"></input>
  370. </form>
  371. </div>
  372.  
  373. <script src="
  374. https://cdn.socket.io/socket.io-1.4.5.js"
  375. ></script>
  376. <script>
  377. var socket = io();
  378.  
  379. //sign
  380. var signDiv = document.getElementById('signDiv');
  381. var signDivUsername = document.getElementById('signDiv-username');
  382. var signDivSignIn = document.getElementById('signDiv-signIn');
  383. var signDivSignUp = document.getElementById('signDiv-signUp');
  384. var signDivPassword = document.getElementById('signDiv-password');
  385.  
  386. signDivSignIn.onclick = function(){
  387. socket.emit('signIn',{username:signDivUsername.value,password:signDivPassword.value});
  388. }
  389.  
  390. signDivSignUp.onclick = function(){
  391. socket.emit('signUp',{username:signDivUsername.value,password:signDivPassword.value});
  392. }
  393.  
  394. socket.on('signInResponse',function(data){
  395. if(data.success){
  396. signDiv.style.display = 'none';
  397. gameDiv.style.display = 'inline-block';
  398. } else {
  399. alert("Sign in unsuccessful.");
  400. }
  401. });
  402.  
  403. socket.on('signUpResponse',function(data){
  404. if(data.success){
  405. alert("Sign up successful.");
  406. } else {
  407. alert("Sign up unsuccessful.");
  408. }
  409. });
  410.  
  411. //chat
  412. var chatText = document.getElementById('chat-text');
  413. var chatInput = document.getElementById('chat-input');
  414. var chatForm = document.getElementById('chat-form');
  415.  
  416.  
  417. socket.on('addToChat',function(data){
  418. chatText.innerHTML += '<div>' + data + '</div>';
  419. });
  420.  
  421. socket.on('evalAnswer',function(data){
  422. console.log(data);
  423. });
  424.  
  425.  
  426.  
  427. chatForm.onsubmit = function(e){
  428. e.preventDefault();
  429. if(chatInput.value[0] === '/')
  430. socket.emit('evalServer',chatInput.value.slice(1));
  431. else {
  432. socket.emit('sendMsgToServer',chatInput.value);
  433. }
  434. chatInput.value = '';
  435. }
  436.  
  437. //game
  438. var ctx = document.getElementById("ctx").getContext("2d");
  439. ctx.font = '30px Arial';
  440.  
  441. var Player = function(initPack){
  442. var self = {};
  443. self.id = initPack.id;
  444. self.number = initPack.number;
  445. self.x = initPack.x;
  446. self.y = initPack.y;
  447. self.hp = initPack.hp;
  448. self.hpMax = initPack.hpMax;
  449. self.score = initPack.score;
  450.  
  451. self.draw = function(){
  452. var hpWidth = 30 * self.hp / self.hpMax;
  453. ctx.fillRect(self.x - hpWidth/2,self.y - 40,hpWidth,4);
  454. ctx.fillText(self.number,self.x,self.y);
  455.  
  456. ctx.fillText(self.score,self.x,self.y-60);
  457. }
  458.  
  459. Player.list[self.id] = self;
  460. return self;
  461. }
  462. Player.list = {};
  463.  
  464.  
  465. var Bullet = function(initPack){
  466. var self = {};
  467. self.id = initPack.id;
  468. self.x = initPack.x;
  469. self.y = initPack.y
  470.  
  471. self.draw = function(){
  472. ctx.fillRect(self.x-5,self.y-5,10,10);
  473. }
  474.  
  475. Bullet.list[self.id] = self;
  476. return self;
  477. }
  478. Bullet.list = {};
  479.  
  480. socket.on('init',function(data){
  481. for(var i = 0 ; i < data.player.length; i++){
  482. new Player(data.player[i]);
  483. }
  484. for(var i = 0 ; i < data.bullet.length; i++){
  485. new Bullet(data.bullet[i]);
  486. }
  487. });
  488.  
  489. socket.on('update',function(data){
  490. for(var i = 0; i < data.player.length; i++){
  491. var pack = data.player[i];
  492. var p = Player.list[pack.id];
  493. if(p){
  494. if(pack.x !== undefined)
  495. p.x = pack.x;
  496. if(pack.y !== undefined)
  497. p.y = pack.y;
  498. if(pack.hp !== undefined)
  499. p.hp = pack.hp;
  500. if(pack.y !== undefined)
  501. p.score = pack.score;
  502. }
  503. }
  504. for(var i = 0; i < data.bullet.length; i++){
  505. var pack = data.bullet[i];
  506. var b = Bullet.list[data.bullet[i].id];
  507. if(b){
  508. if(pack.x !== undefined)
  509. b.x = pack.x;
  510. if(pack.y !== undefined)
  511. b.y = pack.y;
  512. }
  513. }
  514. });
  515.  
  516. socket.on('remove',function(data){
  517. for(var i = 0 ; i < data.player.length; i++){
  518. delete Player.list[data.player[i]];
  519. }
  520. for(var i = 0 ; i < data.bullet.length; i++){
  521. delete Player.list[data.bullet[i]];
  522. }
  523. });
  524.  
  525.  
  526. setInterval(function(){
  527. ctx.clearRect(0,0,500,500);
  528. for(var i in Player.list)
  529. Player.list[i].draw();
  530.  
  531. for(var i in Bullet.list)
  532. Bullet.list[i].draw();
  533.  
  534. },40);
  535.  
  536.  
  537. document.onkeydown = function(event){
  538. if(event.keyCode === 68) // d
  539. socket.emit('keyPress',{inputId:'right',state:true});
  540. else if(event.keyCode === 83) // s
  541. socket.emit('keyPress',{inputId:'down',state:true});
  542. else if(event.keyCode === 65) // a
  543. socket.emit('keyPress',{inputId:'left',state:true});
  544. else if(event.keyCode === 87) // w
  545. socket.emit('keyPress',{inputId:'up',state:true});
  546. }
  547.  
  548. document.onkeyup = function(event){
  549. if(event.keyCode === 68) // d
  550. socket.emit('keyPress',{inputId:'right',state:false});
  551. else if(event.keyCode === 83) // s
  552. socket.emit('keyPress',{inputId:'down',state:false});
  553. else if(event.keyCode === 65) // a
  554. socket.emit('keyPress',{inputId:'left',state:false});
  555. else if(event.keyCode === 87) // w
  556. socket.emit('keyPress',{inputId:'up',state:false});
  557. }
  558.  
  559. document.onmousedown = function(event){
  560. socket.emit('keyPress', {inputId:'attack',state:true});
  561. }
  562.  
  563. document.onmouseup = function(event){
  564. socket.emit('keyPress', {inputId:'attack',state:false});
  565. }
  566.  
  567. document.onmousemove = function(event){
  568. var x = -250 + event.clientX - 8;
  569. var y = -250 + event.clientY - 8;
  570. var angle = Math.atan2(y,x) / Math.PI * 180;
  571. socket.emit('keyPress',{inputId:'mouseAngle',state:angle});
  572. }
  573.  
  574.  
  575.  
  576. </script>
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement
Public Pastes
Advertisement
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy.  OK, I Understand
Not a member of Pastebin yet?
Sign Up, it unlocks many cool features!