| 1 | var db = require("../utils/database"); |
| 2 | var genToken = require("../utils/tokenGenerator"); |
| 3 | var params = require("../config/parameters"); |
| 4 | var sendEmail = require('../utils/mailer'); |
| 5 | |
| 6 | /* |
| 7 | * Structure: |
| 8 | * _id: integer |
| 9 | * name: varchar |
| 10 | * email: varchar |
| 11 | * loginToken: token on server only |
| 12 | * loginTime: datetime (validity) |
| 13 | * sessionToken: token in cookies for authentication |
| 14 | * notify: boolean (send email notifications for corr games) |
| 15 | */ |
| 16 | |
| 17 | const UserModel = |
| 18 | { |
| 19 | checkNameEmail: function(o) |
| 20 | { |
| 21 | if (typeof o.name === "string") |
| 22 | { |
| 23 | if (o.name.length == 0) |
| 24 | return "Empty name"; |
| 25 | if (!o.name.match(/^[\w]+$/)) |
| 26 | return "Bad characters in name"; |
| 27 | } |
| 28 | if (typeof o.email === "string") |
| 29 | { |
| 30 | if (o.email.length == 0) |
| 31 | return "Empty email"; |
| 32 | if (!o.email.match(/^[\w.+-]+@[\w.+-]+$/)) |
| 33 | return "Bad characters in email"; |
| 34 | } |
| 35 | }, |
| 36 | |
| 37 | // NOTE: parameters are already cleaned (in controller), thus no sanitization here |
| 38 | create: function(name, email, notify, callback) |
| 39 | { |
| 40 | db.serialize(function() { |
| 41 | const insertQuery = |
| 42 | "INSERT INTO Users " + |
| 43 | "(name, email, notify) VALUES " + |
| 44 | "('" + name + "', '" + email + "', " + notify + ")"; |
| 45 | db.run(insertQuery, err => { |
| 46 | if (!!err) |
| 47 | return callback(err); |
| 48 | db.get("SELECT last_insert_rowid() AS rowid", callback); |
| 49 | }); |
| 50 | }); |
| 51 | }, |
| 52 | |
| 53 | // Find one user (by id, name, email, or token) |
| 54 | getOne: function(by, value, cb) |
| 55 | { |
| 56 | const delimiter = (typeof value === "string" ? "'" : ""); |
| 57 | db.serialize(function() { |
| 58 | const query = |
| 59 | "SELECT * " + |
| 60 | "FROM Users " + |
| 61 | "WHERE " + by + " = " + delimiter + value + delimiter; |
| 62 | db.get(query, cb); |
| 63 | }); |
| 64 | }, |
| 65 | |
| 66 | getByIds: function(ids, cb) { |
| 67 | db.serialize(function() { |
| 68 | const query = |
| 69 | "SELECT id, name " + |
| 70 | "FROM Users " + |
| 71 | "WHERE id IN (" + ids + ")"; |
| 72 | db.all(query, cb); |
| 73 | }); |
| 74 | }, |
| 75 | |
| 76 | ///////// |
| 77 | // MODIFY |
| 78 | |
| 79 | setLoginToken: function(token, uid, cb) |
| 80 | { |
| 81 | db.serialize(function() { |
| 82 | const query = |
| 83 | "UPDATE Users " + |
| 84 | "SET loginToken = '" + token + "', loginTime = " + Date.now() + " " + |
| 85 | "WHERE id = " + uid; |
| 86 | db.run(query, cb); |
| 87 | }); |
| 88 | }, |
| 89 | |
| 90 | // Set session token only if empty (first login) |
| 91 | // TODO: weaker security (but avoid to re-login everywhere after each logout) |
| 92 | trySetSessionToken: function(uid, cb) |
| 93 | { |
| 94 | // Also empty the login token to invalidate future attempts |
| 95 | db.serialize(function() { |
| 96 | const querySessionToken = |
| 97 | "SELECT sessionToken " + |
| 98 | "FROM Users " + |
| 99 | "WHERE id = " + uid; |
| 100 | db.get(querySessionToken, (err,ret) => { |
| 101 | if (!!err) |
| 102 | return cb(err); |
| 103 | const token = ret.sessionToken || genToken(params.token.length); |
| 104 | const queryUpdate = |
| 105 | "UPDATE Users " + |
| 106 | "SET loginToken = NULL" + |
| 107 | (!ret.sessionToken ? (", sessionToken = '" + token + "'") : "") + " " + |
| 108 | "WHERE id = " + uid; |
| 109 | db.run(queryUpdate); |
| 110 | cb(null, token); |
| 111 | }); |
| 112 | }); |
| 113 | }, |
| 114 | |
| 115 | updateSettings: function(user, cb) |
| 116 | { |
| 117 | db.serialize(function() { |
| 118 | const query = |
| 119 | "UPDATE Users " + |
| 120 | "SET name = '" + user.name + "'" + |
| 121 | ", email = '" + user.email + "'" + |
| 122 | ", notify = " + user.notify + " " + |
| 123 | "WHERE id = " + user.id; |
| 124 | db.run(query, cb); |
| 125 | }); |
| 126 | }, |
| 127 | |
| 128 | ///////////////// |
| 129 | // NOTIFICATIONS |
| 130 | |
| 131 | tryNotify: function(oppId, message) |
| 132 | { |
| 133 | UserModel.getOne("id", oppId, (err,opp) => { |
| 134 | if (!err || !opp.notify) |
| 135 | return; //error is ignored here (TODO: should be logged) |
| 136 | const subject = "vchess.club - notification"; |
| 137 | const body = "Hello " + opp.name + "!\n" + message; |
| 138 | sendEmail(params.mail.noreply, opp.email, subject, body, err => { |
| 139 | res.json(err || {}); |
| 140 | }); |
| 141 | }); |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | // TODO: adapt |
| 146 | //exports.cleanUsersDb = function() |
| 147 | //{ |
| 148 | // var tsNow = new Date().getTime(); |
| 149 | // // 86400000 = 24 hours in milliseconds |
| 150 | // var day = 86400000; |
| 151 | // |
| 152 | // db.users.find({}, (err,userArray) => { |
| 153 | // userArray.forEach( u => { |
| 154 | // if ((u.sessionTokens.length==0 && |
| 155 | // u._id.getTimestamp().getTime() + day < tsNow) //unlogged |
| 156 | // || u.updated + 365*day < tsNow) //inactive for one year |
| 157 | // { |
| 158 | // db.users.remove({"_id": u._id}); |
| 159 | // } |
| 160 | // }); |
| 161 | // }); |
| 162 | //} |
| 163 | |
| 164 | module.exports = UserModel; |