changed user to player and added first try of the javascript api

src/ggs_api.js

@@ -0,0 +1,177 @@
+function _GGS(tableToken) {
+	
+	this.tableToken = tableToken;
+	
+	function Storage(type) {
+		if (type == "world" || type == "localStorage" || type == "players") {
+			this.type = type;
+			this.tableToken = tableToken;
+			var self = this;
+
+			return {
+				setItem: function(key, value) {
+					if(this.type != "players")
+						callErlang("ggs_db setItem " + escapeErlang([self.tableToken, self.type, key, value]));
+					else
+						throw "No such method setItem()";
+				},
+				getItem: function(key) {
+					return callErlang("ggs_db getItem " + escapeErlang([self.tableToken, self.type, key]));
+				},
+				key: function(position) {
+					return callErlang("ggs_db key " + escapeErlang([self.tableToken, self.type, position]));
+				},
+				length: {
+					get: function() {
+						return callErlang("ggs_db length " + escapeErlang([self.tableToken, self.type]));
+					}
+				},
+				removeItem: function(key) {
+					if(this.type != "players")
+						callErlang("ggs_db removeItem " + escapeErlang([self.tableToken, self.type, key]));
+					else
+						throw "No such method removeItem()";
+				},
+				clear: function() {
+					if(this.type != "players")
+						callErlang("ggs_db clear " + escapeErlang([self.tableToken, self.type]));
+					else
+						throw "No such method clear()";
+				}
+			}
+		} else throw "GGS: No such storage available " + type;
+	}
+		
+	var world = new Storage("world");
+	this.__defineGetter__("world", function() {
+		return world;
+	});
+	
+
+	var localStorage = new Storage("localStorage");
+	this.__defineGetter__("localStorage", function() {
+		return localStorage;
+	});
+	
+	var players = new Storage("players");
+	this.__defineGetter__("players", function() {
+		return players;
+	});
+	
+	var tableToken = this.tableToken;
+	this.__defineGetter__("tableToken", function() {
+		return tableToken;
+	})
+	
+}
+
+function _GGS.prototype.sendCommandToAll(command, args) {
+	var message = "{" + command + "," + args + "}";
+	callErlang("ggs_table send_command_to_all " + escapeErlang([this.tableToken, message]));
+}
+
+function _GGS.prototype.serverLog(message) {
+	callErlang("error_logger info_msg " + escapeErlang([message]))
+}
+
+function escapeErlang(args) {
+	var str = JSON.stringify(args);
+	str = str.replace("'", "\\\'");
+	return "'" + str "'";
+}
+
+
+
+function Player(token) {
+	
+	var playerToken = token;
+	this.__defineGetter__("id", function() {
+		return playerToken;
+	});
+	
+	return {
+		sendCommand: function(command, args) {
+			callErlang("ggs_table send_command " + escapeErlang(GGS.tableToken, command, args));
+		}
+	}
+}
+
+
+
+
+// ------------ Player stuff -------------
+// TODO: remove this later on
+
+function playerCommand(player, command, args) {
+	switch(command) {
+		case "greet":
+			player.sendCommand("notification", "Welcome on our server!");
+			var new_nick = args;
+			if(validNick(new_nick)) {
+				newNick(new_nick);
+				GGS.sendCommandToAll("joined", new_nick);				
+			}
+			break;
+		case "chat":
+			GGS.sendCommandToAll("chat", args);
+			break;
+		case "uname":
+			player.sendCommand("notice", callErlang("os cmd [\"uname -a\"]"))
+			break;
+		case "lplayers":
+			listUsers(player);
+			break;
+		case "nick":
+			if(validNick(new_nick)) {
+				newNick(new_nick);
+				GGS.sendCommandToAll("nickchange", old_nick + "," + nicks[player.id]);				
+			}
+			break;
+		default:
+			player.sendCommand("error", "Command not found");
+			break;
+	}
+}
+
+function validNick(new_nick) {
+	if(new_nick.lastIndexOf(",") != -1) {
+		player.sendCommand("error", "Mallformed nick " + new_nick);
+		return false;
+	}
+
+	var nicks_s = GGS.localStorage("nicks");
+	var nicks = {};
+	if(nicks_s != "") { // if not the first player
+		nicks = JSON.parse(nicks_s);
+	}
+	for (var id in nicks) {
+		if (nicks[id] == new_nick) {
+			player.sendCommand("error", "Nick " + new_nick + " is already taken");
+			return false;
+		}
+	}
+	
+	return true;
+}
+
+
+function newNick(new_nick) {
+	var nicks_s = GGS.localStorage("nicks");
+	var nicks = {};
+	if(nicks_s != "") { // if not the first player
+		nicks = JSON.parse(nicks_s);
+	}
+	
+	nicks[player.id] = new_nick;
+	old_nick = nicks[player.id];
+	GGS.localStorage.setItem("nicks", JSON.stringify(nicks));	
+}
+
+function listUsers(player) {
+	var nicks = JSON.parse(GGS.localStorage.getItem("nicks"));
+	var nicks_a = [];
+	for(var id in nicks) {
+		nicks_a.push(nicks[id])
+	}
+	player.sendCommand("nicklist", nicks_a.join(","));
+}