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Add live message adding & removal

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This commit is contained in:
Zheyu Shen 2015-10-02 11:02:01 +08:00
parent 5fd961d79c
commit c36f43c759
1 changed files with 80 additions and 3 deletions
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83
init.lua
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@ -4,23 +4,41 @@ arsdragonfly@gmail.com
6/19/2013
--]]
--Time between two subsequent messages.
local MESSAGE_INTERVAL = 0
local MESSAGE_INTERVAL = 0
math.randomseed(os.time())
random_messages = {}
random_messages.messages = {} --This table contains all messages.
function table.Random( t )
local rk = math.random( 1, table.Count( t ) )
local i = 1
for k, v in pairs( t ) do
if ( i == rk ) then return v, k end
i = i + 1
end
end
function random_messages.initialize() --Set the interval in minetest.conf.
minetest.setting_set("random_messages_interval",120)
minetest.setting_save();
return 120
return 120
end
function random_messages.set_interval() --Read the interval from minetest.conf(set it if it doesn'st exist)
MESSAGE_INTERVAL = tonumber(minetest.setting_get("random_messages_interval")) or random_messages.initialize()
end
function random_messages.check_params(name,func,params)
local stat,msg = func(params)
if not stat then
minetest.chat_send_player(name,msg)
return false
end
return true
end
function random_messages.read_messages()
local line_number = 1
local input = io.open(minetest.get_worldpath().."/random_messages","r")
@ -45,7 +63,33 @@ function random_messages.display_message(message_number)
end
function random_messages.show_message()
random_messages.display_message(math.random(#random_messages.messages))
random_messages.display_message(table.random(random_messages.messages))
end
function random_messages.list_messages()
local str = ""
for k,v in pairs(random_messages.messages) do
str = str .. k .. " | " .. v .. "\n"
end
return str
end
function random_messages.remove_message(k)
table.remove(random_messages.messages,k)
random_messages.save_messages()
end
function random_messages.add_message(t)
table.insert(random_messages.messages,table.concat(t," ",2))
random_messages.save_messages()
end
function random_messages.save_messages()
local output = io.open(minetest.get_worldpath().."/random_messages","w")
for k,v in pairs(random_messages.messages) do
output:write(v .. "\n")
end
io.close(output)
end
--When server starts:
@ -61,3 +105,36 @@ minetest.register_globalstep(function(dtime)
end
end)
local register_chatcommand_table = {
params = "viewmessages | removemessage <number> | addmessage <number>",
description = "View and/or alter the server's random messages",
func = function(name,param)
local t = string.split(param, " ")
if t[1] == "viewmessages" then
minetest.chat_send_player(name,random_messages.list_messages())
elseif t[1] == "removemessage" then
if not random_messages.check_params(
name,
function (params)
if not tonumber(params[2]) or
random_messages.messages[tonumber(params[2])] == nil then
return false,"ERROR: No such message."
end
return true
end,
t) then return end
random_messages.remove_message(t[2])
elseif t[1] == "addmessage" then
if not t[2] then
minetest.chat_send_player(name,"ERROR: No message.")
else
random_messages.add_message(t)
end
else
minetest.chat_send_player(name,"ERROR: Invalid command.")
end
end
}
minetest.register_chatcommand("random_messages", register_chatcommand_table)
minetest.register_chatcommand("rmessages", register_chatcommand_table)