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86 lines
2.9 KiB
86 lines
2.9 KiB
'use strict';
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const { redis: redisConfig } = require(__dirname+'/../../configs/secrets.js')
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, { Boards } = require(__dirname+'/../../db/')
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, roomRegex = /^(?<roomBoard>[a-z0-9]+)-(?<roomName>[a-z0-9-]+)$/i
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, calcPerms = require(__dirname+'/../permission/calcperms.js')
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, Permissions = require(__dirname+'/../permission/permissions.js');
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module.exports = {
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io: null, //null to begin with
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connect: (server, sessionMiddleware) => {
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const io = require('socket.io')(server);
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const redisAdapter = require('socket.io-redis');
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const sessionRefresh = require(__dirname+'/../middleware/permission/sessionrefresh.js');
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io.adapter(redisAdapter({ ...redisConfig }));
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io.use((socket, next) => {
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sessionMiddleware(socket.request, socket.request, next);
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});
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io.use((socket, next) => {
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sessionRefresh(socket.request, socket.request, next);
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});
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module.exports.io = io;
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module.exports.startRooms();
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},
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startRooms: () => {
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module.exports.io.on('connection', socket => {
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socket.on('ping', cb => {
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if (typeof cb === 'function') {
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cb();
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}
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});
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socket.on('room', async (room) => {
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//check if a valid formatted room name
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const roomMatch = room.match(roomRegex);
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if (roomMatch && roomMatch.groups) {
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const { roomBoard, roomName } = roomMatch.groups;
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let hasPermission = true;
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//permission to manage/globalmanage based on MANAGE_GLOBAL/BOARD permissions
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if (room === 'globalmanage-recent-raw'
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|| room === 'globalmanage-recent-hashed') {
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socket.request.locals.board = null;
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socket.request.locals.permissions = calcPerms(socket.request, socket.request);
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hasPermission = socket.request.locals.permissions.get(Permissions.MANAGE_GLOBAL_GENERAL);
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} else {
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/* unlike normal endpoints, we cant get board from params and compare staffBoards and ownerBoards
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to roomBoard, so we need to put this here, in the room event and use the internal calcPerms after,
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instead of using a io.use( calcPermsMiddleware() after sessionRefresh() */
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socket.request.locals.board = await Boards.findOne(roomBoard);
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socket.request.locals.permissions = calcPerms(socket.request, socket.request);
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if (roomName === 'manage-recent-hashed'
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|| roomName === 'manage-recent-raw') {
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hasPermission = socket.request.locals.permissions.get(Permissions.MANAGE_BOARD_GENERAL);
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}
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}
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//if raw, must have room permission AND raw ip permission
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if (room.endsWith('-raw')) {
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hasPermission = hasPermission && socket.request.locals.permissions.get(Permissions.VIEW_RAW_IP);
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}
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//user has perms to join
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if (hasPermission === true) {
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socket.join(room);
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return socket.send('joined');
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}
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}
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//invalid room or no perms
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socket.disconnect(true);
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});
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});
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},
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emitRoom: (room, event, message) => {
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module.exports.io.to(room).emit(event, message);
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},
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};
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