Minetest-WorldEditAdditions/worldeditadditions_commands/commands/meta/many.lua

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--- Executes multiple worldedit commands in sequence.
-- @module worldeditadditions.multi
-- explode(seperator, string)
-- From http://lua-users.org/wiki/SplitJoin
local function explode(delim, str)
local ll, is_done
local delim_length = string.len(delim)
ll = 0
is_done = false
return function()
if is_done then return end
local result = nil
local loc = string.find(str, delim, ll, true) -- find the next d in the string
if loc ~= nil then -- if "not not" found then..
result = string.sub(str, ll, loc - 1) -- Save it in our array.
ll = loc + delim_length -- save just after where we found it for searching next time.
else
result = string.sub(str, ll) -- Save what's left in our array.
is_done = true
end
return result
end
end
-- From http://lua-users.org/wiki/StringTrim
local function trim(s)
return (s:gsub("^%s*(.-)%s*$", "%1"))
end
local function step(params)
local start_time = worldeditadditions.get_ms_time()
local full_cmd = params.cmd_name.." "..params.args
worldedit.player_notify(params.name, "[ many ] [ /"..full_cmd.." ] "..(params.i + 1).." / "..params.count.." (~"..worldeditadditions.round(((params.i + 1) / params.count)*100, 2).."%)")
local cmd = minetest.chatcommands[params.cmd_name]
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minetest.log("action", params.name.." runs "..full_cmd.." (time "..tostring(params.i).." of "..tostring(params.count)..")")
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cmd.func(params.name, params.args)
params.times[#params.times + 1] = (worldeditadditions.get_ms_time() - start_time)
params.i = params.i + 1
if params.i < params.count then
minetest.after(0, step, params)
else
local total_time = (worldeditadditions.get_ms_time() - params.master_start_time)
local done_message = {}
table.insert(done_message,
string.format("Executed '"..full_cmd.."' %d times in %s (~%s / time",
#params.times,
worldeditadditions.human_time(total_time),
worldeditadditions.human_time(
worldeditadditions.average(params.times)
)
)
)
-- Don't drown the player if the command was executed many times
if #params.times < 10 then
local message_parts = {}
for j=1,#params.times do
table.insert(message_parts, worldeditadditions.human_time(params.times[j]))
end
table.insert(done_message, "; ")
table.insert(done_message, table.concat(message_parts, ", "))
end
table.insert(done_message, ")")
worldedit.player_notify(params.name, table.concat(done_message, ""))
end
end
minetest.register_chatcommand("/many", {
params = "<times> /<command_a> <args>",
description = "Executes a single chat command multiple times. The number of times to repeat the command should be specified first. The command to execute follows, and the forward slashes at the beginning thereof must be the same as if you were executing it normally. Note that this command yields with minetest.after to allow other things to happen at the same time.",
privs = { worldedit = true },
func = function(name, params_text)
local i = 1 -- For feedback only
local master_start_time = worldeditadditions.get_ms_time()
local times = {}
local count, cmd_name, args = params_text:match("^(%d+)%s([^%s]+)%s(.+)$")
if not count then return false, "Error: Invalid syntax" end
-- print("[many] count", count, "cmd_name", cmd_name, "args", args)
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count = tonumber(count)
cmd_name = trim(cmd_name):sub(2) -- Things start at 1, not 0 in Lua :-(
-- Check the command we're going to execute
local cmd = minetest.chatcommands[cmd_name]
if not cmd then
return false, "Error: "..cmd_name.." isn't a valid command."
end
if not minetest.check_player_privs(name, cmd.privs) then
return false, "Your privileges are insufficient to run that command."
end
step({
master_start_time = master_start_time,
count = count,
i = 0,
times = {},
cmd_name = cmd_name,
args = args,
name = name
})
end
})