Added support for multiple characters

slash.lua

@@ -1,5 +1,26 @@
+local function strsplit(delimiter, text)
+	local list = {}
+	local pos = 1
+	if strfind("", delimiter, 1) then -- this would result in endless loops
+		error("delimiter matches empty string!")
+	end
+	while 1 do
+		local first, last = strfind(text, delimiter, pos)
+		if first then -- found?
+			tinsert(list, strsub(text, pos, first-1))
+			pos = last+1
+		else
+			tinsert(list, strsub(text, pos))
+			break
+		end
+	end
+	return list
+end
+
 SLASH_AUX1 = '/aux'
 function SlashCmdList.AUX(command)
+	if not command then return end
+	local arguments = strsplit(" ", command)
     if command == 'clear history' then
         Aux.persistence.load_dataset().history = nil
         Aux.log('History cleared.')
@@ -43,5 +64,46 @@ function SlashCmdList.AUX(command)
     elseif command == 'ignore owner' then
         aux_ignore_owner = not aux_ignore_owner
         Aux.log('Ignoring of owner '..(aux_ignore_owner and 'enabled' or 'disabled')..'.')
-    end
+    elseif arguments[1] == 'addchar' and arguments[2] then
+		arguments[2] = strupper(strsub(arguments[2], 1, 1))..strsub(arguments[2], 2) -- make sure we get name starting from upper case
+		for i,v in ipairs(aux_characters) do
+			if (aux_characters[i] == arguments[2]) then
+				return
+			end
+		end
+		table.insert(aux_characters, arguments[2])
+		Aux.log('Character "'..arguments[2]..'" added.')
+	elseif arguments[1] == 'delchar' and arguments[2] then
+		arguments[2] = strupper(strsub(arguments[2], 1, 1))..strsub(arguments[2], 2) -- make sure we get name starting from upper case
+		for i,v in ipairs(aux_characters) do
+			if (aux_characters[i] == arguments[2]) then
+				table.remove(aux_characters, i)
+				Aux.log('Character "'..arguments[2]..'" removed.')
+				break
+			end
+		end
+	elseif command == 'chars' then
+		local chars = nil
+		local num = table.getn(aux_characters);
+		for i,v in ipairs(aux_characters) do
+			if( i ~= num) then
+				if chars ~= nil then
+					chars = chars .. v .. ", ";
+				else
+					chars =   v .. ", ";
+				end
+			else
+				if chars ~= nil then
+					chars = chars .. v;
+				else
+					chars = v;
+				end
+			end
+		end
+		if num > 0 then
+			Aux.log('Your characters: "'..chars..'".')
+		else
+			Aux.log('You don\'t have any additional characters. Type "/aux addchar NAME" to add one.')
+		end
+	end
 end