projects / vchess.git / blame
| Commit | Line | Data |
|---|---|---|
| 74ea2e8d BA |
1 | // 'vname' for 'variant name' is defined when run on client side |
| 2 | function checkChallenge(c, vname) | |
| ab4f4bf2 BA |
3 | { |
| 4 | const vid = parseInt(c.vid); | |
| 5 | if (isNaN(vid) || vid <= 0) | |
| 6 | return "Please select a variant"; | |
| 7 | ||
| 8 | const mainTime = parseInt(c.mainTime); | |
| 9 | const increment = parseInt(c.increment); | |
| 10 | if (isNaN(mainTime) || mainTime <= 0) | |
| 11 | return "Main time should be strictly positive"; | |
| 12 | if (isNaN(increment) || increment < 0) | |
| 13 | return "Increment must be positive"; | |
| 14 | ||
| 15 | // Basic alphanumeric check for players names | |
| 16 | let playerCount = 0; | |
| 17 | for (p of c.players) | |
| 18 | { | |
| 74ea2e8d | 19 | if (p.name.length > 0) |
| ab4f4bf2 | 20 | { |
| 74ea2e8d | 21 | if (!p.name.match(/^[\w]+$/)) |
| ab4f4bf2 BA |
22 | return "Wrong characters in players names"; |
| 23 | playerCount++; | |
| 24 | } | |
| 25 | } | |
| 26 | ||
| 74ea2e8d | 27 | if (playerCount > 0 && playerCount != c.nbPlayers-1) |
| ab4f4bf2 BA |
28 | return "None, or all of the opponent names must be filled" |
| 29 | ||
| 74ea2e8d | 30 | if (typeof document !== "undefined") //client side |
| ab4f4bf2 | 31 | { |
| 74ea2e8d BA |
32 | const V = eval(vname + "Rules"); |
| 33 | // Allow custom FEN (and check it) only for individual challenges | |
| 34 | if (c.fen.length > 0 && playerCount > 0) | |
| ab4f4bf2 | 35 | { |
| 74ea2e8d BA |
36 | if (!V.IsGoodFen(c.fen)) |
| 37 | return "Bad FEN string"; | |
| 38 | } | |
| 39 | else | |
| 40 | { | |
| 41 | // Generate a FEN | |
| 42 | c.fen = V.GenRandInitFen(); | |
| ab4f4bf2 BA |
43 | } |
| 44 | } | |
| 45 | else | |
| 46 | { | |
| 47 | // Just characters check on server: | |
| 48 | if (!c.fen.match(/^[a-zA-Z0-9, /-]*$/)) | |
| 49 | return "Bad FEN string"; | |
| 50 | } | |
| 51 | } | |
| 52 | ||
| 53 | try { module.exports = checkChallenge; } catch(e) { } //for server |