326 lines
9.0 KiB
Lua
326 lines
9.0 KiB
Lua
minetest.register_privilege("delprotect","Delete other's protection")
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protector = {}
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protector.get_member_list = function(meta)
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local s = meta:get_string("members")
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local list = s:split(" ")
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return list
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end
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protector.set_member_list = function(meta, list)
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meta:set_string("members", table.concat(list, " "))
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end
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protector.is_member = function (meta, name)
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local list = protector.get_member_list(meta)
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for _, n in ipairs(list) do
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if n == name then
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return true
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end
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end
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return false
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end
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protector.add_member = function(meta, name)
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if protector.is_member(meta, name) then return end
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local list = protector.get_member_list(meta)
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table.insert(list,name)
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protector.set_member_list(meta,list)
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end
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protector.del_member = function(meta,name)
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local list = protector.get_member_list(meta)
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for i, n in ipairs(list) do
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if n == name then
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table.remove(list, i)
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break
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end
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end
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protector.set_member_list(meta,list)
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end
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-- Protector Interface
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protector.generate_formspec = function(meta)
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if meta:get_int("page") == nil then meta:set_int("page",0) end
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local formspec = "size[8,7]"
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.."label[0,0;-- Protector interface --]"
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.."label[0,1;Punch node to show protected area]"
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.."label[0,2;Members: (type nick, press Enter to add)]"
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members = protector.get_member_list(meta)
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local npp = 12 -- was 15, names per page, for the moment is 4*4 (-1 for the + button)
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local s = 0
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local i = 0
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for _, member in ipairs(members) do
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if s < meta:get_int("page")*15 then s = s +1 else
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if i < npp then
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formspec = formspec .. "button["..(i%4*2)..","
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..math.floor(i/4+3)..";1.5,.5;protector_member;"..member.."]"
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formspec = formspec .. "button["..(i%4*2+1.25)..","
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..math.floor(i/4+3)..";.75,.5;protector_del_member_"..member..";X]"
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end
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i = i +1
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end
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end
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local add_i = i
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if add_i < npp then
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formspec = formspec
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.."field["..(add_i%4*2+1/3)..","..(math.floor(add_i/4+3)+1/3)..";1.433,.5;protector_add_member;;]"
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end
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formspec = formspec.."button_exit[1,6.2;2,0.5;close_me;<< Back]"
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return formspec
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end
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-- ACTUAL PROTECTION SECTION
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-- r: radius to check for protects
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-- Infolevel:
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-- * 0 for no info
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-- * 1 for "This area is owned by <owner> !" if you can't dig
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-- * 2 for "This area is owned by <owner>.
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-- Members are: <members>.", even if you can dig
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protector.can_dig = function(r,pos,digger,onlyowner,infolevel)
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if not digger then
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return false
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end
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local whois = digger
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-- Delprotect privileged users can override protections
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if minetest.check_player_privs(whois, {delprotect=true}) and infolevel < 3 then
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return true
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end
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if infolevel == 3 then infolevel = 1 end
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-- Find the protector nodes
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local positions = minetest.find_nodes_in_area(
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{x=pos.x-r, y=pos.y-r, z=pos.z-r},
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{x=pos.x+r, y=pos.y+r, z=pos.z+r},
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"protector:protect")
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for _, pos in ipairs(positions) do
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local meta = minetest.env:get_meta(pos)
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local owner = meta:get_string("owner")
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if owner ~= whois then
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if onlyowner or not protector.is_member(meta, whois) then
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if infolevel == 1 then
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minetest.chat_send_player(whois, "This area is owned by "..owner.." !")
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elseif infolevel == 2 then
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minetest.chat_send_player(whois,"This area is owned by "..meta:get_string("owner")..".")
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if meta:get_string("members") ~= "" then
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minetest.chat_send_player(whois,"Members: "..meta:get_string("members")..".")
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end
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end
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return false
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end
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end
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end
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if infolevel == 2 then
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if #positions < 1 then
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minetest.chat_send_player(whois,"This area is not protected.")
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else
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local meta = minetest.env:get_meta(positions[1])
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minetest.chat_send_player(whois,"This area is owned by "..meta:get_string("owner")..".")
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if meta:get_string("members") ~= "" then
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minetest.chat_send_player(whois,"Members: "..meta:get_string("members")..".")
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end
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end
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minetest.chat_send_player(whois,"You can build here.")
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end
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return true
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end
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-- Can node be added or removed, if so return node else true (for protected)
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protector.old_is_protected = minetest.is_protected
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minetest.is_protected = function(pos, digger)
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if protector.can_dig(5, pos, digger, false, 1) then
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return protector.old_is_protected(pos, digger)
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else
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return true
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end
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end
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-- Make sure protection block doesn't overlap another block's area
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protector.old_node_place = minetest.item_place
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function minetest.item_place(itemstack, placer, pointed_thing)
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if itemstack:get_name() == "protector:protect" then
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local pos = pointed_thing.above
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local user = placer:get_player_name()
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if protector.can_dig(10, pos, user, true, 3) then
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--
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else
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minetest.chat_send_player(placer:get_player_name(),"Overlaps into another protected area")
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return protector.old_node_place(itemstack, placer, pos)
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end
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end
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return protector.old_node_place(itemstack, placer, pointed_thing)
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end
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-- END
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minetest.register_node("protector:protect", {
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description = "Protection",
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tiles = {"protector_top.png","protector_top.png","protector_side.png"},
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sounds = default.node_sound_stone_defaults(),
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groups = {dig_immediate=2},
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drawtype = "nodebox",
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node_box = {
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type="fixed",
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fixed = { -0.5, -0.5, -0.5, 0.5, 0.5, 0.5 },
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},
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selection_box = { type="regular" },
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paramtype = "light",
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after_place_node = function(pos, placer)
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local meta = minetest.env:get_meta(pos)
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meta:set_string("owner", placer:get_player_name() or "")
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meta:set_string("infotext", "Protection (owned by "..
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meta:get_string("owner")..")")
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meta:set_string("members", "")
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end,
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on_use = function(itemstack, user, pointed_thing)
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if pointed_thing.type ~= "node" then
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return
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end
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protector.can_dig(5,pointed_thing.under,user:get_player_name(),false,2)
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end,
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on_rightclick = function(pos, node, clicker, itemstack)
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local meta = minetest.env:get_meta(pos)
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if protector.can_dig(1,pos,clicker:get_player_name(),true,1) then
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minetest.show_formspec(clicker:get_player_name(),
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"protector_"..minetest.pos_to_string(pos), protector.generate_formspec(meta)
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)
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end
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end,
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on_punch = function(pos, node, puncher)
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if not protector.can_dig(1,pos,puncher:get_player_name(),true,1) then
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return
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end
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local objs = minetest.env:get_objects_inside_radius(pos,.5)
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minetest.env:add_entity(pos, "protector:display")
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minetest.env:get_node_timer(pos):start(10)
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end,
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on_timer = function(pos)
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local objs = minetest.env:get_objects_inside_radius(pos,.5)
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for _, o in pairs(objs) do
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if (not o:is_player()) and o:get_luaentity().name == "protector:display" then
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o:remove()
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end
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end
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end,
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})
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minetest.register_on_player_receive_fields(function(player,formname,fields)
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if string.sub(formname,0,string.len("protector_")) == "protector_" then
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local pos_s = string.sub(formname,string.len("protector_")+1)
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local pos = minetest.string_to_pos(pos_s)
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local meta = minetest.env:get_meta(pos)
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if meta:get_int("page") == nil then meta:set_int("page",0) end
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if not protector.can_dig(1,pos,player:get_player_name(),true,1) then
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return
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end
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if fields.protector_add_member then
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for _, i in ipairs(fields.protector_add_member:split(" ")) do
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protector.add_member(meta,i)
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end
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end
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for field, value in pairs(fields) do
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if string.sub(field,0,string.len("protector_del_member_"))=="protector_del_member_" then
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protector.del_member(meta, string.sub(field,string.len("protector_del_member_")+1))
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end
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end
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if fields.protector_page_prev then
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meta:set_int("page",meta:get_int("page")-1)
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end
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if fields.protector_page_next then
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meta:set_int("page",meta:get_int("page")+1)
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end
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if fields.close_me then
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meta:set_int("page",meta:get_int("page"))
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else minetest.show_formspec(player:get_player_name(), formname, protector.generate_formspec(meta))
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end
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end
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end)
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minetest.register_craft({
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output = "protector:protect 4",
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recipe = {
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{"default:stone","default:stone","default:stone"},
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{"default:stone","default:steel_ingot","default:stone"},
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{"default:stone","default:stone","default:stone"},
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}
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})
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minetest.register_entity("protector:display", {
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physical = false,
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collisionbox = {0,0,0,0,0,0},
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visual = "wielditem",
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visual_size = {x=1.0/1.5,y=1.0/1.5}, -- wielditem seems to be scaled to 1.5 times original node size
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textures = {"protector:display_node"},
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on_step = function(self, dtime)
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if minetest.get_node(self.object:getpos()).name ~= "protector:protect" then
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self.object:remove()
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return
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end
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end,
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})
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-- Display-zone node.
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-- Do NOT place the display as a node
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-- it is made to be used as an entity (see above)
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minetest.register_node("protector:display_node", {
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tiles = {"protector_display.png"},
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use_texture_alpha = true,
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walkable = false,
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drawtype = "nodebox",
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node_box = {
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type = "fixed",
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fixed = {
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-- sides
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{-5.55, -5.55, -5.55, -5.45, 5.55, 5.55},
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{-5.55, -5.55, 5.45, 5.55, 5.55, 5.55},
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{5.45, -5.55, -5.55, 5.55, 5.55, 5.55},
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{-5.55, -5.55, -5.55, 5.55, 5.55, -5.45},
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-- top
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{-5.55, 5.45, -5.55, 5.55, 5.55, 5.55},
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-- bottom
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{-5.55, -5.55, -5.55, 5.55, -5.45, 5.55},
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-- middle (surround protector)
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{-.55,-.55,-.55, .55,.55,.55},
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},
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},
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selection_box = {
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type = "regular",
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},
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paramtype = "light",
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groups = {dig_immediate=3,not_in_creative_inventory=1},
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drop = "",
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}) |