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landrush.offense = {}
function landrush.can_interact(pos, name)
if ( pos.y < -200 ) then
return true
end
if ( minetest.check_player_privs(name, {landrush=true}) ) then
return true
end
local chunk = landrush.get_chunk(pos)
if ( landrush.claims[chunk] ~= nil ) then
if ( landrush.claims[chunk].shared['*all'] ) then
return true
end
end
-- return landrush.claims[chunk] == nil or landrush.claims[chunk].owner == name or landrush.claims[chunk].shared[name]
if ( landrush.claims[chunk] == nil ) then
if ( landrush.config:get_bool("requireClaim") == true ) then
return false
else
return true
end
end
-- see if the owner is offline, and area is not shared then it's off limits
if ( landrush.claims[chunk].owner ~= name and landrush.config:get_bool("onlineProtection") == false ) then
if ( minetest.get_player_by_name(owner) ~= nil ) then
minetest.chat_send_player( landrush.claims[chunk].owner, "You are being griefed by "..name.." at "..minetest.pos_to_string(pos) )
for u,u in pairs(landrush.claims[chunk].shared) do
minetest.chat_send_player( u, name.." is griefing your shared claim at "..minetest.pos_to_string(pos) )
end
minetest.chat_send_player( name, "You are griefing "..landrush.claims[chunk].owner )
return true
end
end
return landrush.claims[chunk].owner == name or landrush.claims[chunk].shared[name]
end
function landrush.do_autoban(pos,name)
-- moved this to it's own function so landrush.protection_violation is a little cleaner, and this could be overwritten as well
if ( landrush.offense[name] == nil ) then
landrush.offense[name] = {count=0,lastpos=nil,lasttime=os.time(),bancount=0}
end
local timediff = (os.time() - landrush.offense[name].lasttime)/60
local distance = landrush.get_distance(landrush.offense[name].lastpos,pos)
-- reset offenses after a given time period
if timediff > tonumber(landrush.config:get("offenseReset")) then
landrush.offense[name].count=0
end
-- offense amount starts at 10 and is decreased based on the length of time between offenses
-- and the distance from the last offense. This weighted system tries to make it fair for people who aren't
-- intentionally griefing
offenseAmount = ( 10 - ( timediff / 10 ) ) - ( ( distance / landrush.config:get("chunkSize") ) * 0.5 )
landrush.offense[name].count=landrush.offense[name].count + offenseAmount
minetest.log("action",name.." greifing attempt")
if ( landrush.offense[name].count > tonumber(landrush.config:get("banLevel")) ) then
landrush.offense[name].bancount = landrush.offense[name].bancount + 1
local banlength = landrush.offense[name].bancount * 10
if ( landrush.offense[name].bancount < 4 ) then
minetest.chat_send_player(name, "You have been banned for "..tostring(banlength).." minutes!")
else
minetest.chat_send_player(name, "You have been banned!")
end
minetest.log("action",name.." has been banned for griefing attempts")
minetest.chat_send_all(name.." has been banned for griefing attempts")
if ( chatplus and landrush.config:get("adminUser") ~= nil) then
table.insert(chatplus.names[landrush.config:get("adminUser")].messages,"mail from <LandRush>: "..name.." banned for "..tostring(banlength).." minutes for attempted griefing")
end
minetest.ban_player(name)
landrush.offense[name].count = 0
landrush.offense[name].lastpos = nil
if ( landrush.offense[name].bancount < 4 ) then
minetest.after( (banlength * 60), minetest.unban_name_or_ip,name )
end
return
end
if ( landrush.offense[name].count > tonumber(landrush.config:get("banWarning")) ) then
minetest.chat_send_player(name, "Stop trying to dig in claimed areas or you will be banned!")
minetest.chat_send_player(name, "Use /showarea and /landowner to see the protected area and who owns it.")
minetest.sound_play("landrush_ban_warning", {to_player=name,gain = 10.0})
end
landrush.offense[name].lasttime = os.time()
landrush.offense[name].lastpos = pos
end
function landrush.protection_violation(pos,name)
-- this function can be overwritten to apply whatever discipline the server admin wants
-- this is the default discipline
local player = minetest.get_player_by_name(name)
if ( player == nil ) then
return
end
local owner = landrush.get_owner(pos)
if ( landrush.config:get_bool("requireClaim") == true ) then
if ( owner == nil ) then
minetest.chat_send_player(name,"This area is unowned, but you must claim it to build or mine")
return true
end
end
minetest.chat_send_player(name, "Area owned by "..tostring(owner).." stop trying to dig here!")
player:set_hp( player:get_hp() - landrush.config:get("offenseDamage") )
if ( landrush.config:get_bool("autoBan") == true ) then
landrush.do_autoban(pos,name)
end
end
landrush.default_is_protected = minetest.is_protected
function minetest.is_protected (pos, name)
if ( landrush.can_interact(pos, name) ) then
return landrush.default_is_protected(pos,name)
else
return true
end
end
minetest.register_on_protection_violation( landrush.protection_violation )
-- I'm keeping this just for the TNT workaround
landrush.default_place = minetest.item_place
function minetest.item_place(itemstack, placer, pointed_thing)
owner = landrush.get_owner(pointed_thing.above)
name = placer:get_player_name()
if landrush.can_interact(pointed_thing.above,name) or itemstack:get_name() == "" then
-- add a workaround for TNT, since overwriting the registered node seems not to work
if itemstack:get_name() == "tnt:tnt" or itemstack:get_name() == "tnt:tnt_burning" then
local pos = pointed_thing.above
local temp_pos = pos
temp_pos.x = pos.x + 2
if name ~= landrush.get_owner( temp_pos ) then
minetest.chat_send_player( name, "Do not place TNT near claimed areas..." )
return itemstack
end
temp_pos.x = pos.x - 2
if name ~= landrush.get_owner( temp_pos ) then
minetest.chat_send_player( name, "Do not place TNT near claimed areas..." )
return itemstack
end
temp_pos.z = pos.z + 2
if name ~= landrush.get_owner( temp_pos ) then
minetest.chat_send_player( name, "Do not place TNT near claimed areas..." )
return itemstack
end
temp_pos.z = pos.z - 2
if name ~= landrush.get_owner( temp_pos ) then
minetest.chat_send_player( name, "Do not place TNT near claimed areas..." )
return itemstack
end
end
-- end of the workaround
return landrush.default_place(itemstack, placer, pointed_thing)
else
if ( owner ~= nil ) then
minetest.chat_send_player(name, "Area owned by "..owner)
return itemstack
else
minetest.chat_send_player(name,"Area unclaimed, claim this area to build")
return itemstack
end
end
end
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