X-Git-Url: https://git.auder.net/?p=vchess.git;a=blobdiff_plain;f=server%2Fmodels%2FChallenge.js;h=e1fb448bc678c0cd498a5b67ed4a914b47e68017;hp=96db0a2b431ad5237d8b08b4bcfceca3c4155212;hb=98db2082fd31e7a7bc0348e31ce119f39dbc31b3;hpb=98f3902b0f3c4370b07d534f5fcbca146a7a651d

diff --git a/server/models/Challenge.js b/server/models/Challenge.js
index 96db0a2b..e1fb448b 100644
--- a/server/models/Challenge.js
+++ b/server/models/Challenge.js
@@ -18,6 +18,39 @@ var db = require("../utils/database");
 
 const ChallengeModel =
 {
+	checkChallenge: function(c)
+	{
+		const vid = parseInt(c.vid);
+		if (isNaN(vid) || vid <= 0)
+			return "Please select a variant";
+
+		const mainTime = parseInt(c.mainTime);
+		const increment = parseInt(c.increment);
+		if (isNaN(mainTime) || mainTime <= 0)
+			return "Main time should be strictly positive";
+		if (isNaN(increment) || increment < 0)
+			return "Increment must be positive";
+
+		// Basic alphanumeric check for players names
+		let playerCount = 0;
+		for (p of c.players)
+		{
+			if (p.name.length > 0)
+			{
+				if (!p.name.match(/^[\w]+$/))
+					return "Wrong characters in players names";
+				playerCount++;
+			}
+		}
+
+		if (playerCount > 0 && playerCount != c.nbPlayers-1)
+			return "None, or all of the opponent names must be filled"
+
+		// Just characters check on server:
+		if (!c.fen.match(/^[a-zA-Z0-9, /-]*$/))
+			return "Bad FEN string";
+	},
+
 	// fen cannot be undefined; TODO: generate fen on server instead
 	create: function(c, cb)
 	{