Avoid crash if entity not defined. - display_modpack.git

path: root/font_metro/textures/font_metro_00bb.png

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author	Pierre-Yves Rollo <dev@pyrollo.com>	2018-12-02 15:22:37 +0100
committer	Pierre-Yves Rollo <dev@pyrollo.com>	2018-12-02 15:22:37 +0100
commit	b88f67f01512f878486eb34b9160aeb2ba9794ac (patch)
tree	280d8b54071491297ff2663873ada693503a6548 /font_metro/textures/font_metro_00bb.png
parent	bcc181cb154b614007e595b1b991ab218534cdce (diff)
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Avoid crash if entity not defined.

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class="hl kwa">end end function atlatc.pcnaming.save() return atlatc.pcnaming.name_map end function atlatc.pcnaming.resolve_pos(pos, func_name) if type(pos)=="string" then local e = atlatc.pcnaming.name_map[pos] if e then return e end elseif type(pos)=="table" and pos.x and pos.y and pos.z then return pos end error("Invalid position supplied to " .. (func_name or "???")..": " .. dump(pos)) end minetest.register_craftitem("advtrains_luaautomation:pcnaming",{ description = attrans("Passive Component Naming Tool\n\nRight-click to name a passive component."), groups = {cracky=1}, -- key=name, value=rating; rating=1..3. inventory_image = "atlatc_pcnaming.png", wield_image = "atlatc_pcnaming.png", stack_max = 1, on_place = function(itemstack, placer, pointed_thing) local pname = placer:get_player_name() if not pname then return end if not minetest.check_player_privs(pname, {atlatc=true}) then minetest.chat_send_player(pname, "Missing privilege: atlatc") return end if pointed_thing.type=="node" then local pos=pointed_thing.under if advtrains.is_protected(pos, pname) then minetest.record_protection_violation(pos, pname) return end local node = advtrains.ndb.get_node(pos) if node.name and (minetest.get_item_group(node.name, "advtrains_signal")>0 or advtrains.is_passive(pos)) then --look if this one already has a name local pn="" for name, npos in pairs(atlatc.pcnaming.name_map) do if vector.equals(npos, pos) then pn=name end end minetest.show_formspec(pname, "atlatc_naming_"..minetest.pos_to_string(pos), "field[pn;Set name of component (empty to clear);"..pn.."]") end end end, }) minetest.register_on_player_receive_fields(function(player, formname, fields) local pts=string.match(formname, "^atlatc_naming_(.+)") if pts then local pos=minetest.string_to_pos(pts) if fields.pn then --first remove all occurences for name, npos in pairs(atlatc.pcnaming.name_map) do if vector.equals(npos, pos) then atlatc.pcnaming.name_map[name]=nil end end if fields.pn~="" then atlatc.pcnaming.name_map[fields.pn]=pos end end end end)


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