353 lines
12 KiB
JavaScript
353 lines
12 KiB
JavaScript
var express = require("express");
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var cookieParser = require("cookie-parser");
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var path = require("path");
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var errorHandler = require("errorhandler");
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var app = express();
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var cors = require("cors");
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const corsWhitelist = ["http://minis.walamana.de", "https://minis.walamana.de", "https://minis.walmana.de/beta", "https://minis.walamana.de/beta/"]
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var bodyParser = require('body-parser')
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app.use( bodyParser.json() ); // to support JSON-encoded bodies
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app.use(cors({
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origin: function (origin, callback) {
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if (corsWhitelist.indexOf(origin) !== -1) {
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callback(null, true)
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} else {
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callback(new Error('Not allowed by CORS'))
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}
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}
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}))
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app.use(cookieParser());
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app.use(express.static(path.join(process.cwd(), "StaticPages")));
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app.use(errorHandler({ dumpExceptions: true, showStack: true }));
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var uuid = require("uuid/v4");
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var mysql = require("mysql");
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var fs = require("fs");
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var cause;
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var con = mysql.createConnection({
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host: "localhost",
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user: "minis",
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password: "lOkw83^2",
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database: "minis"
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});
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con.connect(err => {
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if (err) {
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console.log("Cant connect to MySQL database");
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console.log(err);
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cause = err;
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}
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console.log("Connected to database!");
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});
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app.get('/', (req, res) => {
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console.log(con);
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res.send("Welcome to the miniplan api!: " + cause);
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});
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app.get('/login', (req, res) => {
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var id = req.query.id;
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var password = req.query.password;
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if(id == undefined || password == undefined){
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res.send({success: false, error: "Missing parameters"});
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return;
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}
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id = id.toLowerCase();
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con.query("SELECT PASSWORT, USERNAME FROM ministranten WHERE (USERNAME='" + id + "' OR EMAIL='" + id + "')", (err, result) => {
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if (err) throw err;
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if(password == result[0]["PASSWORT"]){
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var usertoken = uuid();
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res.cookie("loginToken", usertoken);
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res.cookie("user", result[0]["USERNAME"]);
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con.query("UPDATE `ministranten` SET `USER_TOKEN` = '" + usertoken + "' WHERE `ministranten`.`USERNAME` = '" + result[0]["USERNAME"] + "';");
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res.send({success: true, token: usertoken});
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}else{
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res.send({success: false});
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}
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});
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});
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app.get("/logout", (req, res) => {
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var token = req.cookies.loginToken;
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var user = req.cookies.user;
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tokenIsValid(user, token).then(valid => {
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if(valid){
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con.query("UPDATE `ministranten` SET `USER_TOKEN` = '' WHERE `ministranten`.`USERNAME` = '" + user + "';");
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res.cookie("loginToken", "");
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res.cookie("user", "");
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res.send({success: true});
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}else{
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res.send({success: false});
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}
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});
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});
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app.get("/loggedIn", (req, res) => {
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var token = req.cookies.loginToken;
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var user = req.cookies.user;
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tokenIsValid(user, token).then(valid => {
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if(valid){
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res.send({success: true, loggedIn: true, user: user});
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}else{
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res.send({success: true, loggedIn: false, user: user});
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}
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})
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});
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/**
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*
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*
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* WIP
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*
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*
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*
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*/
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app.get("/:user/update", (req, res) => {
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var token = req.cookies.loginToken;
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var user = req.params.user;
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var changes = JSON.parse(req.query.changes);
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tokenIsValid(req.cookies.user, token).then(valid => {
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if(valid){
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if(req.cookies.user != "admin" && req.cookies.user != user){
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res.send({success: false, error: "Unauthorized"});
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return;
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}
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console.log("Changing for " + user + " as " + req.cookies.user + " following states: ");
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console.log(changes);
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for(var i = 0; i < Object.keys(changes).length; i++){
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var gdID = Object.keys(changes)[i];
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var anwesenheit = changes[Object.keys(changes)[i]];
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con.query("INSERT INTO `anwesenheit` (USERNAME, gottesdienst_ID, ANWESENHEIT) VALUES('" + user + "', " + gdID + ", " + anwesenheit + ") ON DUPLICATE KEY UPDATE USERNAME='" + user + "', gottesdienst_ID=" + gdID + ", ANWESENHEIT=" + anwesenheit + "")
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}
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res.send({success: true});
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}else{
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console.log("Unauthorized not valid");
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res.send({success: false, error: "Unauthorized"});
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}
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});
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});
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app.get("/gottesdienste", (req, res) => {
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var groupid = req.params.groupid;
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con.query("SELECT ID from gruppe ORDER BY ID DESC LIMIT 1", (err, result) => {
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if (err) throw err;
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if(result.length <= 0){
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res.send("null");
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return;
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}
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con.query("SELECT * from gottesdienst WHERE gruppe_ID='" + result[0]["ID"] + "' ORDER BY `gottesdienst`.`DATUM` ASC LIMIT 0 , 30 ", (err, result) => {
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if (err) throw err;
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res.send(JSON.stringify(result));
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});
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});
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});
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app.get("/gottesdienst/:id/ministranten", (req, res) => {
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var gdID = req.params.id;
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console.log(gdID)
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con.query("SELECT `anwesenheit`.`USERNAME` FROM `anwesenheit` WHERE `anwesenheit`.`gottesdienst_ID` = " + gdID, (err, result) => {
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if (err) throw err;
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res.send(JSON.stringify(result))
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});
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});
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app.get("/gottesdienste/:groupid", (req, res) => {
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var groupid = req.params.groupid;
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con.query("SELECT * from gottesdienst WHERE gruppe_ID='" + groupid + "' ORDER BY `gottesdienst`.`DATUM` ASC LIMIT 0 , 30", (err, result) => {
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if (err) throw err;
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res.send(JSON.stringify(result));
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});
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});
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app.get("/groups", (req, res) => {
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con.query("SELECT * from gruppe ORDER BY `gruppe`.`ID` DESC LIMIT 0, 5", (err, result) => {
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if (err) throw err;
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res.send(JSON.stringify(result));
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});
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});
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app.get("/ministranten", (req, res) =>{
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tokenIsValid(req.cookies.user, req.cookies.loginToken).then(valid => {
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con.query("SELECT `ministranten`.`USERNAME`, `ministranten`.`VORNAME`, `ministranten`.`NACHNAME`, `anwesenheit`.`ANWESENHEIT`, `anwesenheit`.`gottesdienst_ID` FROM `ministranten` LEFT JOIN `anwesenheit` ON `anwesenheit`.`USERNAME` = `ministranten`.`USERNAME` ORDER BY `ministranten`.`NACHNAME`, `ministranten`.`VORNAME`, `anwesenheit`.`gottesdienst_ID` DESC LIMIT 30", (err, results) => {
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if (err) throw err;
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var minis = [];
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var curMini;
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for(var i = 0; i < results.length; i++){
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var result = results[i];
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if(result["USERNAME"] == "admin"){
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continue;
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}
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if(!curMini || curMini.username != result["USERNAME"]){
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if(curMini != undefined || curMini != null){
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minis.push(curMini);
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}
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curMini = {
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firstname: result["VORNAME"],
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lastname: valid ? result["NACHNAME"] : result["NACHNAME"].substring(0, 1) + ".",
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username: result["USERNAME"],
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registered: {}
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}
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}
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curMini.registered[result["gottesdienst_ID"]] = result["ANWESENHEIT"];
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}
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minis.push(curMini);
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res.send(JSON.stringify(minis));
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});
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})
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});
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app.post("/add/group", (req, res) => {
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validateAdmin(req.body.credentials.username, req.body.credentials.token).then(success => {
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if(success){
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var start = req.body.start;
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var end = req.body.end;
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con.query("INSERT INTO `gruppe` (`ID`, `START`, `END`) VALUES (NULL, '" + start + "', '" + end + "');", (err, result) => {
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if (err) throw err;
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con.query("SELECT ID FROM `gruppe`", (err2, result2) => {
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res.send(JSON.stringify({id: result2[result2.length - 1].ID}));
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});
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})
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}else{
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res.send(JSON.stringify({err: "Not enough permissions"}));
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}
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});
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// con.query("SELECT * from gruppe ORDER BY `gruppe`.`ID` DESC LIMIT 0, 5", (err, result) => {
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// });
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});
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app.post("/add/gottesdienst", (req, res) => {
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console.log(JSON.stringify(req.body));
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validateAdmin(req.body.credentials.username, req.body.credentials.token).then(success => {
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if(success){
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var name = req.body.data.name != undefined ? '"' + req.body.data.name + '"' : "NULL";
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var date = req.body.data.date != undefined ? req.body.data.date : "NULL";
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var time = req.body.data.time != undefined ? req.body.data.time : "NULL";
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var presence = req.body.data.presence != undefined ? '"' + req.body.data.presence + '"' : "NULL";
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var location = req.body.data.location != undefined ? '"' + req.body.data.location + '"' : "NULL";
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var trial = req.body.data.trial != undefined ? '"' + req.body.data.trial + '"' : "NULL";
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var group = req.body.data.group != undefined ? req.body.data.group : -1;
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var finalDate = '"' + date + " " + time + '"';
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con.query("INSERT INTO `gottesdienst` (`ID`, `NAME`, `DATUM`, `ANWESENHEIT`, `PROBE`, `ORT`, `gruppe_ID`, `FESTGESETZT`) VALUES (NULL, " + name + ", " + finalDate + ", " + presence + ", " + trial + ", " + location + ", " + group + ", '0');", (err, result) => {
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if (err) throw err;
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con.query("SELECT ID FROM `gottesdienst`", (err2, result2) => {
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res.send(JSON.stringify({id: result2[result2.length - 1].ID}));
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});
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})
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}else{
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res.send(JSON.stringify({err: "Not enough permissions"}));
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}
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});
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// con.query("SELECT * from gruppe ORDER BY `gruppe`.`ID` DESC LIMIT 0, 5", (err, result) => {
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// });
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});
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var attachToMini = function(mini, pos, then){
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mini.registered = [];
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con.query("SELECT * FROM `" + mini.Name.toLowerCase() + "` ORDER BY `" + mini.Name.toLowerCase() + "`.`GottesdienstIDs` DESC LIMIT 0 , 30", (err, data) => {
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if(data == null){
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then(mini, pos);
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}
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for(var j = 0; j < data.length; j++){
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mini.registered[j] = {
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id: data[j]["GottesdienstIDs"],
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value: data[j]["Anwesend"]
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};
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}
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then(mini, pos);
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});
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}
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app.listen(process.env.PORT);
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console.log("Starting api-server on " + process.env.PORT);
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function tokenIsValid(username, token){
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return new Promise((resolve, reject) => {
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con.query("SELECT USER_TOKEN FROM ministranten WHERE USERNAME='" + username + "'", (err, result) => {
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if (err) {
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reject(err);
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return;
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};
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if(result.length == 0){
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resolve(false);
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return;
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}
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if(result[0]["USER_TOKEN"] != "" && result[0]["USER_TOKEN"] == token){
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resolve(true);
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}else{
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resolve(false);
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}
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});
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})
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}
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function validateAdmin(username, token){
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return new Promise((resolve, reject) => {
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if(username == "admin"){
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tokenIsValid(username, token).then(success => {
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console.log(success)
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resolve(success);
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});
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}else{
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console.log("wrong username")
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resolve(false);
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}
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});
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}
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function removeFromArrayByValue(value, array) {
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var index = array.indexOf(value);
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if(index > -1){
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array.splice(index, 1);
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}
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}
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function removeFromArray(index, array) {
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var index = array.indexOf(value);
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if(index > -1){
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array.splice(index, 1);
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}
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} |