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--chatcmds.lua
--Registers commands to modify the init and step code for LuaAutomation
--position helper.
--punching a node will result in that position being saved and inserted into a text field on the top of init form.
local punchpos={}
minetest.register_on_punchnode(function(pos, node, player, pointed_thing)
local pname=player:get_player_name()
punchpos[pname]=pos
end)
local function get_init_form(env, pname)
local err = env.init_err or ""
local code = env.init_code or ""
local ppos=punchpos[pname]
local pp=""
if ppos then
pp="POS"..minetest.pos_to_string(ppos)
end
local form = "size[10,10]button[0,0;2,1;run;Run InitCode]button[2,0;2,1;cls;Clear S]"
.."button[4,0;2,1;save;Save] button[6,0;2,1;del;Delete Env.] field[8.1,0.5;2,1;punchpos;Last punched position;"..pp.."]"
.."textarea[0.2,1;10,10;code;Environment initialization code;"..minetest.formspec_escape(code).."]"
.."label[0,9.8;"..err.."]"
return form
end
core.register_chatcommand("env_setup", {
params = "<environment name>",
description = "Set up and modify AdvTrains LuaAutomation environment",
privs = {atlatc=true},
func = function(name, param)
local env=atlatc.envs[param]
if not env then return false,"Invalid environment name!" end
minetest.show_formspec(name, "atlatc_envsetup_"..param, get_init_form(env, name))
return true
end,
})
core.register_chatcommand("env_create", {
params = "<environment name>",
description = "Create an AdvTrains LuaAutomation environment",
privs = {atlatc=true},
func = function(name, param)
if not param or param=="" then return false, "Name required!" end
if string.find(param, "[^a-zA-Z0-9-_]") then return false, "Invalid name (only common characters)" end
if atlatc.envs[param] then return false, "Environment already exists!" end
atlatc.envs[param] = atlatc.env_new(param)
atlatc.envs[param].subscribers = {name}
return true, "Created environment '"..param.."'. Use '/env_setup "..param.."' to define global initialization code, or start building LuaATC components!"
end,
})
core.register_chatcommand("env_subscribe", {
params = "<environment name>",
description = "Subscribe to the log of an Advtrains LuaATC environment",
privs = {atlatc=true},
func = function(name, param)
local env=atlatc.envs[param]
if not env then return false,"Invalid environment name!" end
for _,pname in ipairs(env.subscribers) do
if pname==name then
return false, "Already subscribed!"
end
end
table.insert(env.subscribers, name)
return true, "Subscribed to environment '"..param.."'."
end,
})
core.register_chatcommand("env_unsubscribe", {
params = "<environment name>",
description = "Unubscribe to the log of an Advtrains LuaATC environment",
privs = {atlatc=true},
func = function(name, param)
local env=atlatc.envs[param]
if not env then return false,"Invalid environment name!" end
for index,pname in ipairs(env.subscribers) do
if pname==name then
table.remove(env.subscribers, index)
return true, "Successfully unsubscribed!"
end
end
return false, "Not subscribed to environment '"..param.."'."
end,
})
core.register_chatcommand("env_subscriptions", {
params = "[environment name]",
description = "List Advtrains LuaATC environments you are subscribed to (no parameters) or subscribers of an environment (giving an env name).",
privs = {atlatc=true},
func = function(name, param)
if not param or param=="" then
local none=true
for envname, env in pairs(atlatc.envs) do
for _,pname in ipairs(env.subscribers) do
if pname==name then
none=false
minetest.chat_send_player(name, envname)
end
end
end
if none then
return false, "Not subscribed to any!"
end
return true
end
local env=atlatc.envs[param]
if not env then return false,"Invalid environment name!" end
local none=true
for index,pname in ipairs(env.subscribers) do
none=false
minetest.chat_send_player(name, pname)
end
if none then
return false, "No subscribers!"
end
return true
end,
})
minetest.register_on_player_receive_fields(function(player, formname, fields)
local pname=player:get_player_name()
if not minetest.check_player_privs(pname, {atlatc=true}) then return end
local envname=string.match(formname, "^atlatc_delconfirm_(.+)$")
if envname and fields.sure=="YES" then
atlatc.envs[envname]=nil
minetest.chat_send_player(pname, "Environment deleted!")
return
end
envname=string.match(formname, "^atlatc_envsetup_(.+)$")
if not envname then return end
local env=atlatc.envs[envname]
if not env then return end
if fields.del then
minetest.show_formspec(pname, "atlatc_delconfirm_"..envname, "field[sure;"..minetest.formspec_escape("SURE TO DELETE ENVIRONMENT "..envname.."? Type YES (all uppercase) to continue or just quit form to cancel.")..";]")
return
end
env.init_err=nil
if fields.code then
env.init_code=fields.code
end
if fields.run then
env:run_initcode()
minetest.show_formspec(pname, formname, get_init_form(env, pname))
end
end)
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