Files
zoff/server/handlers/functions.js
Kasper Rynning-Tønnesen c245ec80ff Removed some dependencies
2018-04-06 13:16:10 +02:00

290 lines
9.5 KiB
JavaScript

var path = require('path');
try {
var mongo_config = require(path.join(path.join(__dirname, '../config/'), 'mongo_config.js'));
} catch(e) {
console.log("Error - missing file");
console.log("Seems you forgot to create the file mongo_config.js in /server/config/. Have a look at mongo_config.example.js.");
process.exit();
}
var mongojs = require('mongojs');
var connected_db = mongojs('mongodb://' + mongo_config.host + '/user_credentials');
function remove_unique_id(short_id) {
db.collection("unique_ids").update({"_id": "unique_ids"}, {$pull: {unique_ids: short_id}}, function(err, docs) {});
}
function remove_name_from_db(guid, name) {
db.collection("user_names").update({"_id": "all_names"}, {$pull: {names: name}}, function(err, updated) {
db.collection("user_names").remove({"guid": guid}, function(err, removed) { });
});
}
function getSession(socket) {
try {
/*var cookieParser = require("cookie-parser");
var cookie = require("cookie");
var parsedCookies = cookie.parse(socket.handshake.headers.cookie);
return parsedCookies["_uI"];*/
return socket.cookie_id;
} catch(e) {
return "empty";
}
}
function remove_from_array(array, element){
if(Functions.contains(array, element)){
var index = array.indexOf(element);
if(index != -1)
array.splice(index, 1);
}
}
function generate_channel_name(res) {
var trying_id = uniqid.time().toLowerCase();
db.collection("frontpage_lists").find({frontpage: {$exists: true }, "_id": trying_id }, {"_id": 1}, function(err, docs){
if(docs.length == 0) {
res.send(trying_id);
return;
}
generate_channel_name(res);
});
}
function get_short_id(socket) {
var new_short_id = uniqid.time().toLowerCase();
socket.join(new_short_id);
socket.emit("id", new_short_id);
}
function check_inlist(coll, guid, socket, offline)
{
coll = coll.replace(/ /g,'');
if(!offline && coll != undefined){
db.collection("connected_users").update({"_id": coll}, {$addToSet:{users: guid}}, {upsert: true}, function(err, updated) {
if(updated.nModified > 0 || updated.upserted != undefined) {
db.collection("connected_users").find({"_id": coll}, function(err, new_doc) {
db.collection("frontpage_lists").update({"_id": coll}, {$set: {"viewers": new_doc[0].users.length}}, function(){
if(new_doc[0].users == undefined || new_doc[0].users.length == undefined) {
io.to(coll).emit("viewers", 1);
} else {
io.to(coll).emit("viewers", new_doc[0].users.length);
}
db.collection("user_names").find({"guid": guid}, function(err, docs) {
if(docs.length == 1) {
socket.broadcast.to(coll).emit('chat', {from: docs[0].name, msg: " joined"});
}
});
db.collection("connected_users").update({"_id": "total_users"}, {$addToSet: {total_users: guid + coll}}, function(err, docs){});
});
});
}
});
} else {
if(offline) {
db.collection("connected_users").update({"_id": "offline_users"}, {$addToSet: {users: guid}}, function(err, docs){});
} else {
db.collection("connected_users").update({"_id": coll}, {$addToSet: {users: guid}}, function(err, docs){});
}
//
if(coll != undefined && coll != "") {
db.collection("connected_users").update({"_id": "total_users"}, {$addToSet: {total_users: guid + coll}}, function(err, docs) {});
}
}
}
function rndName(seed, len) {
var vowels = ['a', 'e', 'i', 'o', 'u'];
consts = ['b', 'c', 'd', 'f', 'g', 'h', 'j', 'k', 'l', 'm', 'n', 'p', 'r', 's', 't', 'v', 'w', 'x', 'y'];
len = Math.floor(len);
word = '';
is_vowel = false;
var arr;
for (var i = 0; i < len; i++) {
if (is_vowel) arr = vowels;
else arr = consts;
is_vowel = !is_vowel;
word += arr[(seed[i%seed.length].charCodeAt()+i) % (arr.length-1)];
}
return word;
}
function removeEmojis (string) {
//https://stackoverflow.com/a/41164278/4266467
var regex = /(?:[\u2700-\u27bf]|(?:\ud83c[\udde6-\uddff]){2}|[\ud800-\udbff][\udc00-\udfff]|[\u0023-\u0039]\ufe0f?\u20e3|\u3299|\u3297|\u303d|\u3030|\u24c2|\ud83c[\udd70-\udd71]|\ud83c[\udd7e-\udd7f]|\ud83c\udd8e|\ud83c[\udd91-\udd9a]|\ud83c[\udde6-\uddff]|\ud83c[\ude01-\ude02]|\ud83c\ude1a|\ud83c\ude2f|\ud83c[\ude32-\ude3a]|\ud83c[\ude50-\ude51]|\u203c|\u2049|[\u25aa-\u25ab]|\u25b6|\u25c0|[\u25fb-\u25fe]|\u00a9|\u00ae|\u2122|\u2139|\ud83c\udc04|[\u2600-\u26FF]|\u2b05|\u2b06|\u2b07|\u2b1b|\u2b1c|\u2b50|\u2b55|\u231a|\u231b|\u2328|\u23cf|[\u23e9-\u23f3]|[\u23f8-\u23fa]|\ud83c\udccf|\u2934|\u2935|[\u2190-\u21ff])/g;
return string.replace(regex, '');
}
function decrypt_string(pw){
try {
return Buffer.from(pw, 'base64').toString('ascii')
} catch(e) {
return "";
}
}
function get_time()
{
var d = new Date();
var time = Math.floor(d.getTime() / 1000);
return time;
}
function contains(a, obj) {
try{
var i = a.length;
while (i--) {
if (a[i] === obj) {
return true;
}
}
return false;
}catch(e){
return false;
}
}
function hash_pass(adminpass, hex) {
if(hex) return crypto.createHash('sha256').update(adminpass).digest('hex');
return crypto.createHash('sha256').update(adminpass).digest('base64');
}
function setSessionAdminPass(id, adminpass, list, callback) {
try {
if(id == "empty" || id == undefined) {
callback();
return;
}
connected_db.collection(id).update({_id: list}, {$set: {adminpass: adminpass}}, {upsert: true}, function(e, d){
callback();
return;
});
} catch(e) {
}
}
function setSessionChatPass(id, name, pass, callback) {
try {
if(id == "empty" || id == undefined) {
callback();
return;
}
connected_db.collection(id).update({_id: "_chat_"}, {$set: {password: pass, name: name}}, {upsert: true}, function(e) {
callback();
return;
})
} catch(e) {
callback();
return;
}
}
function getSessionChatPass(id, callback) {
try {
if(id == "empty" || id == undefined) {
callback("", "", false);
return;
}
connected_db.collection(id).find({_id: "_chat_"}, function(e, d) {
if(d.length > 0) {
var name = "";
var pass = "";
if(d[0].name != undefined) name = d[0].name;
if(d[0].password != undefined) pass = d[0].password;
callback(name, pass);
return;
} else {
callback("", "", false);
return;
}
})
} catch(e) {
callback();
return;
}
}
function setSessionUserPass(id, userpass, list, callback) {
try {
if(id == "empty" || id == undefined) {
callback();
return;
}
connected_db.collection(id).update({_id: list}, {$set: {userpass: userpass}}, {upsert: true}, function(e, d){
callback();
return;
});
} catch(e) {
callback();
}
}
function getSessionAdminUser(id, list, callback) {
try {
if(id == "empty" || id == undefined) {
callback("", "", false);
return;
}
connected_db.collection(id).find({_id: list}, function(e, d) {
var userpass = "";
var adminpass = "";
if(d.length > 0) {
if(d[0].userpass != undefined) userpass = d[0].userpass;
if(d[0].adminpass != undefined) adminpass = d[0].adminpass;
}
callback(userpass, adminpass, true);
})
} catch(e) {
callback("", "", false);
}
}
function removeSessionChatPass(id, callback) {
if(id == "empty" || id == undefined) {
callback();
return;
}
connected_db.collection(id).remove({_id: "_chat_"}, function() {
callback();
return;
});
}
function removeSessionAdminPass(id, channel, callback) {
if(id == "empty" || id == undefined) {
callback();
return;
}
connected_db.collection(id).remove({_id: channel}, function() {
callback();
return;
});
}
module.exports.removeEmojis = removeEmojis;
module.exports.getSessionChatPass = getSessionChatPass;
module.exports.setSessionChatPass = setSessionChatPass;
module.exports.removeSessionAdminPass = removeSessionAdminPass;
module.exports.removeSessionChatPass = removeSessionChatPass;
module.exports.setSessionAdminPass = setSessionAdminPass;
module.exports.setSessionUserPass = setSessionUserPass;
module.exports.getSessionAdminUser = getSessionAdminUser;
module.exports.getSession = getSession;
module.exports.generate_channel_name = generate_channel_name;
module.exports.remove_unique_id = remove_unique_id;
module.exports.remove_name_from_db = remove_name_from_db;
module.exports.remove_from_array = remove_from_array;
module.exports.get_short_id = get_short_id;
module.exports.check_inlist = check_inlist;
module.exports.rndName = rndName;
module.exports.decrypt_string = decrypt_string;
module.exports.get_time = get_time;
module.exports.contains = contains;
module.exports.hash_pass = hash_pass;