5f4dd401d184acdb16fca9f66252bbbce84689db
[vchess.git] / server / routes / problems.js
1 let router = require("express").Router();
2 const access = require("../utils/access");
3 const params = require("../config/parameters");
4 const ProblemModel = require("../models/Problem");
5 const sanitizeHtml_pkg = require('sanitize-html');
6
7 const allowedTags = [
8 'h3', 'h4', 'h5', 'h6', 'blockquote', 'p', 'a', 'ul', 'ol', 'li', 'b',
9 'i', 'strong', 'em', 'strike', 'code', 'hr', 'br', 'div', 'table',
10 'thead', 'caption', 'tbody', 'tr', 'th', 'td', 'pre'
11 ];
12 function sanitizeHtml(text) {
13 return sanitizeHtml_pkg(text, { allowedTags: allowedTags });
14 }
15
16 router.post("/problems", access.logged, access.ajax, (req,res) => {
17 if (ProblemModel.checkProblem(req.body.prob)) {
18 const problem = {
19 vid: req.body.prob.vid,
20 fen: req.body.prob.fen,
21 uid: req.userId,
22 instruction: sanitizeHtml(req.body.prob.instruction),
23 solution: sanitizeHtml(req.body.prob.solution),
24 };
25 ProblemModel.create(problem, (err, ret) => {
26 res.json(err || ret);
27 });
28 }
29 else
30 res.json({});
31 });
32
33 router.get("/problems", access.ajax, (req,res) => {
34 const probId = req.query["id"];
35 const cursor = req.query["cursor"];
36 if (!!probId && !!probId.match(/^[0-9]+$/)) {
37 ProblemModel.getOne(probId, (err, problem) => {
38 res.json(err || {problem: problem});
39 });
40 } else if (!!cursor && !!cursor.match(/^[0-9]+$/)) {
41 const onlyMine = (req.query["mode"] == "mine");
42 const uid = parseInt(req.query["uid"]);
43 ProblemModel.getNext(uid, onlyMine, cursor, (err, problems) => {
44 res.json(err || { problems: problems });
45 });
46 }
47 });
48
49 router.put("/problems", access.logged, access.ajax, (req,res) => {
50 let obj = req.body.prob;
51 if (ProblemModel.checkProblem(obj)) {
52 obj.instruction = sanitizeHtml(obj.instruction);
53 obj.solution = sanitizeHtml(obj.solution);
54 ProblemModel.safeUpdate(obj, req.userId, params.devs);
55 }
56 res.json({});
57 });
58
59 router.delete("/problems", access.logged, access.ajax, (req,res) => {
60 const pid = req.query.id;
61 if (pid.toString().match(/^[0-9]+$/))
62 ProblemModel.safeRemove(pid, req.userId, params.devs);
63 res.json({});
64 });
65
66 module.exports = router;