areas/chatcommands.lua

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minetest.register_chatcommand("protect", {
params = "<AreaName>",
description = "Protect your own area",
privs = {[areas.self_protection_privilege]=true},
func = function(name, param)
if param ~= "" then
local pos1, pos2 = {}, {}
if areas:getPos1(name) and areas:getPos2(name) then
pos1 = areas:getPos1(name)
pos2 = areas:getPos2(name)
pos1, pos2 = areas:sortPos(pos1, pos2)
else
minetest.chat_send_player(name, 'You need to select an area first')
return
end
minetest.log("action", "/protect invoked, owner="..name..
" areaname="..param..
" startpos="..minetest.pos_to_string(pos1)..
" endpos=" ..minetest.pos_to_string(pos2))
local canAdd, errMsg = areas:canPlayerAddArea(pos1, pos2, name)
if not canAdd then
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minetest.chat_send_player(name,
"You can't protect that area: "
..errMsg)
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return
end
areas:add(name, param, pos1, pos2, nil)
areas:save()
minetest.chat_send_player(name, "Area protected")
else
minetest.chat_send_player(name, 'Invalid usage, see /help protect')
end
end})
minetest.register_chatcommand("set_owner", {
params = "<PlayerName> <AreaName>",
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description = "Protect an area beetween two positions and give"
.." a player access to it without setting the parent of the"
.." area to any existing area",
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privs = {areas=true},
func = function(name, param)
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local found, _, ownername, areaname = param:find('^([^%s]+)%s(.+)$')
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if not found then
minetest.chat_send_player(name, "Incorrect usage, see /help set_owner")
return
end
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local pos1, pos2 = {}, {}
if areas:getPos1(name) and areas:getPos2(name) then
pos1 = areas:getPos1(name)
pos2 = areas:getPos2(name)
pos1, pos2 = areas:sortPos(pos1, pos2)
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else
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minetest.chat_send_player(name, 'You need to select an area first')
return
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end
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if not areas:player_exists(ownername) then
minetest.chat_send_player(name, 'The player "'
..ownername..'" does not exist')
return
end
minetest.log("action", "/set_owner invoked, Owner="..ownername..
" AreaName="..areaname..
" StartPos="..minetest.pos_to_string(pos1)..
" EndPos=" ..minetest.pos_to_string(pos2))
areas:add(ownername, areaname, pos1, pos2, nil)
areas:save()
minetest.chat_send_player(ownername,
"You have been granted control over an area."
.." Type /list_areas to show your areas.")
minetest.chat_send_player(name, "Area protected")
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end})
minetest.register_chatcommand("add_owner", {
params = "<ParentID> <Player> <AreaName>",
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description = "Give a player access to a sub-area beetween two"
.." positions that have already been protected,"
.." Use set_owner if you don't want the parent to be set.",
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privs = {},
func = function(name, param)
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local found, _, pid, ownername, areaname
= param:find('^(%d+)%s([^%s]+)%s(.+)$')
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if not found then
minetest.chat_send_player(name, "Incorrect usage, see /help set_owner")
return
end
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local pos1, pos2 = {}, {}
if areas:getPos1(name) and areas:getPos2(name) then
pos1 = areas:getPos1(name)
pos2 = areas:getPos2(name)
pos1, pos2 = areas:sortPos(pos1, pos2)
else
minetest.chat_send_player(name, 'You need to select an area first')
return
end
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if not areas:player_exists(ownername) then
minetest.chat_send_player(name, 'The player "'
..ownername..'" does not exist')
return
end
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minetest.log("action", "add_owner invoked, Owner = "..ownername..
" AreaName = "..areaname.." ParentID = "..pid..
" StartPos = "..pos1.x..","..pos1.y..","..pos1.z..
" EndPos = " ..pos2.x..","..pos2.y..","..pos2.z)
-- Check if this new area is inside an area owned by the player
pid = tonumber(pid)
if (not areas:isAreaOwner(pid, name)) or
(not areas:isSubarea(pos1, pos2, pid)) then
minetest.chat_send_player(name,
"You can't protect that area")
return
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end
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areas:add(ownername, areaname, pos1, pos2, pid)
areas:save()
minetest.chat_send_player(ownername,
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"You have been granted control over an area."
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.." Type /list_areas to show your areas.")
minetest.chat_send_player(name, "Area protected.")
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end})
minetest.register_chatcommand("rename_area", {
params = "<ID> <newName>",
description = "Rename a area that you own",
privs = {},
func = function(name, param)
local found, _, id, newName = param:find("^(%d+)%s(.+)$")
if not found then
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minetest.chat_send_player(name,
"Invalid usage, see /help rename_area")
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return
end
id = tonumber(id)
index = areas:getIndexById(id)
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if not index then
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minetest.chat_send_player(name, "That area doesn't exist.")
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return
end
if not areas:isAreaOwner(id, name) then
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minetest.chat_send_player(name, "You don't own that area.")
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return
end
areas.areas[index].name = newName
areas:save()
minetest.chat_send_player(name, "Area renamed.")
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end})
minetest.register_chatcommand("list_owners", {
params = "",
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description = "List the owners of your position",
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privs = {},
func = function(name, param)
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local player = minetest.get_player_by_name(name)
if not player then
minetest.chat_send_player(name,
"Unable to find your position.")
return
end
local pos = vector.round(player:getpos())
local owners = areas:getNodeOwners(pos)
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if #owners > 0 then
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minetest.chat_send_player(name,
"Owners: "..table.concat(owners, ", "))
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else
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minetest.chat_send_player(name,
"Your position is unowned.")
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end
end})
minetest.register_chatcommand("find_areas", {
params = "<regexp>",
description = "Find areas using a Lua regular expression",
privs = {},
func = function(name, param)
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if param == "" then
minetest.chat_send_player(name,
"A regular expression is required.")
return
end
local found = false
for _, area in pairs(areas.areas) do
if areas:isAreaOwner(area.id, name) and
areas:toString(area):find(param) then
minetest.chat_send_player(name, areas:toString(area))
found = true
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end
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end
if not found then
minetest.chat_send_player(name, "No matches found")
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end
end})
minetest.register_chatcommand("list_areas", {
params = "",
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description = "List your areas, or all areas if you are an admin.",
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privs = {},
func = function(name, param)
admin = minetest.check_player_privs(name, {areas=true})
if admin then
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minetest.chat_send_player(name,
"Showing all areas.")
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else
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minetest.chat_send_player(name,
"Showing your areas.")
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end
for _, area in pairs(areas.areas) do
if admin or area.owner == name then
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minetest.chat_send_player(name,
areas:toString(area))
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end
end
end})
minetest.register_chatcommand("recursive_remove_areas", {
params = "<id>",
description = "Recursively remove areas using an id",
privs = {},
func = function(name, param)
local id = tonumber(param)
if not id then
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minetest.chat_send_player(name,
"Invalid usage, see"
.." /help recursive_remove_areas")
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return
end
if areas:isAreaOwner(id, name) then
areas:remove(id, true)
areas:sort()
areas:save()
else
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minetest.chat_send_player(name, "Area "..id
.." does not exist or is"
.." not owned by you.")
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return
end
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minetest.chat_send_player(name, "Removed area "..id
.." and it's sub areas.")
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end})
minetest.register_chatcommand("remove_area", {
params = "<id>",
description = "Remove an area using an id",
privs = {},
func = function(name, param)
local id = tonumber(param)
if not id then
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minetest.chat_send_player(name,
"Invalid usage, see /help remove_area")
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return
end
if areas:isAreaOwner(id, name) then
areas:remove(id, false)
areas:sort()
areas:save()
else
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minetest.chat_send_player(name, "Area "..id
.." does not exist or"
.." is not owned by you")
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return
end
minetest.chat_send_player(name, 'Removed area '..id)
end})
minetest.register_chatcommand("change_owner", {
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params = "<id> <NewOwner>",
description = "Change the owner of an area using its id",
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privs = {},
func = function(name, param)
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local found, _, id, new_owner =
param:find('^(%d+)%s+([^%s]+)$')
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if not found then
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minetest.chat_send_player(name,
"Invalid usage,"
.." see /help change_area_owner")
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return
end
if not areas:player_exists(new_owner) then
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minetest.chat_send_player(name, 'The player "'
..new_owner..'" does not exist')
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return
end
id = tonumber(id)
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if not areas:isAreaOwner(id, name) then
minetest.chat_send_player(name,
"Area "..id.." does not exist"
.." or is not owned by you.")
return
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end
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local index = areas:getImdexById(id)
areas.areas[index].owner = new_owner
areas:save()
minetest.chat_send_player(name, 'Owner changed.')
minetest.chat_send_player(new_owner,
name..'" has given you control over an area.')
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end})