Add tool that helps you create modlists

createlist.lua

@@ -0,0 +1,98 @@
+dofile ("table.lua")
+
+local s = ""
+local list = {}
+local filename = "mods.list"
+local command
+
+while command ~="quit" do
+	print("command: ")
+	command = io.read()
+	if command == "help" then
+		print("Modlist Creation Utility for Minetest")
+		print("Available commands:")
+		print("filename : Enter another filename for the modlist (default:mod.list)")
+		print("load     : Load the old mods.list (to change it)")
+		print("add      : Add a mod")
+		print("list     : List all mods")
+		print("update   : Update a mod [WIP]")
+		print("remove   : Remove a mod")
+	elseif command == "filename" then
+		print("Enter filename: ")
+		filename = io.read()
+	elseif command == "load" then
+		list, err = table.load(filename)
+		if err ~= nil then
+			list = {}
+			print("Table could not be loaded. Make sure the file exists. Error: "..err.."  Filename: "..filename)
+		else
+			print("Success!")
+		end
+	elseif command == "add" then
+		print("name: ")
+		local name = io.read()
+		print("url: ")
+		local url = io.read()
+		print("description")
+		local description = io.read()
+		print("version")
+		local version = io.read()
+		local modspec = {name=name, url=url, description=description, version=version}
+		table.insert(list, modspec)
+	elseif command == "list" then
+		local i = 1
+		while (list[i]~=nil) do
+			print("name       : "..list[i].name       )
+			print("url        : "..list[i].url        )
+			print("description: "..list[i].description)
+			print("version    : "..list[i].version    )
+			print("")
+			i = i + 1
+		end
+	elseif command == "remove" then
+		print("name: ")
+		local name = io.read()
+		local i = 1
+		while (list[i]~=nil) do
+			if list[i].name == name then
+				list[i] = nil
+				j = i + 1
+				while (list[j]~=nil) do
+					if list[j]~=nil then
+						list[j-1] = list[j]
+						list[j] = nil
+					end
+				end
+			end
+			i = i + 1
+		end
+	elseif command == "update" then
+		print("name: ")
+		local name = io.read()
+		local i = 1
+		local found = false
+		while (list[i]~=nil) do
+			if list[i].name == name then
+				print("Enter nothing to keep old info")
+				print("url")
+				local url = io.read()
+				if url~="" then list[i].url = url end
+				print("description")
+				local description = io.read()
+				if description~="" then list[i].description = description end
+				print("version")
+				local version = io.read()
+				if version~="" then list[i].version = version end
+				found = true
+			end
+			i = i + 1
+		end
+		if not found then print("Error: Mod not found.") end
+	else
+		print("Command not found. Enter 'help' for more information.")
+	end
+end
+
+print("Saving to "..filename)
+table.save(list, filename)
+print("Done!")