forked from Mirrorlandia_minetest/minetest
Add basic protection support to builtin
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2636c92075
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06a5eceb81
@ -218,6 +218,15 @@ function minetest.item_place_node(itemstack, placer, pointed_thing, param2)
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place_to = {x = under.x, y = under.y, z = under.z}
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end
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if minetest.is_protected(place_to, placer:get_player_name()) then
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minetest.log("action", placer:get_player_name()
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.. " tried to place " .. def.name
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.. " at protected position "
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.. minetest.pos_to_string(place_to))
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minetest.record_protection_violation(place_to, placer:get_player_name())
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return itemstack
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end
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minetest.log("action", placer:get_player_name() .. " places node "
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.. def.name .. " at " .. minetest.pos_to_string(place_to))
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@ -377,6 +386,15 @@ function minetest.node_dig(pos, node, digger)
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return
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end
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if minetest.is_protected(pos, digger:get_player_name()) then
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minetest.log("action", digger:get_player_name()
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.. " tried to dig " .. node.name
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.. " at protected position "
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.. minetest.pos_to_string(pos))
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minetest.record_protection_violation(pos, digger:get_player_name())
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return
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end
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minetest.log('action', digger:get_player_name() .. " digs "
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.. node.name .. " at " .. minetest.pos_to_string(pos))
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@ -106,3 +106,14 @@ function minetest.setting_get_pos(name)
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return minetest.string_to_pos(value)
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end
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-- To be overriden by protection mods
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function minetest.is_protected(pos, name)
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return false
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end
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function minetest.record_protection_violation(pos, name)
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for _, func in pairs(minetest.registered_on_protection_violation) do
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func(pos, name)
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end
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end
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@ -344,4 +344,5 @@ minetest.registered_on_player_receive_fields, minetest.register_on_player_receiv
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minetest.registered_on_cheats, minetest.register_on_cheat = make_registration()
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minetest.registered_on_crafts, minetest.register_on_craft = make_registration()
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minetest.registered_craft_predicts, minetest.register_craft_predict = make_registration()
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minetest.registered_on_protection_violation, minetest.register_on_protection_violation = make_registration()
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@ -1154,6 +1154,13 @@ minetest.register_on_craft(func(itemstack, player, old_craft_grid, craft_inv))
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minetest.register_craft_predict(func(itemstack, player, old_craft_grid, craft_inv))
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^ The same as before, except that it is called before the player crafts, to make
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^ craft prediction, and it should not change anything.
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minetest.register_on_protection_violation(func(pos, name))
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^ Called by builtin and mods when a player violates protection at a position
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(eg, digs a node or punches a protected entity).
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^ The registered functions can be called using minetest.record_protection_violation
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^ The provided function should check that the position is protected by the mod
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calling this function before it prints a message, if it does, to allow for
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multiple protection mods.
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Other registration functions:
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minetest.register_chatcommand(cmd, chatcommand definition)
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@ -1483,6 +1490,22 @@ minetest.deserialize(string) -> table
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^ Example: deserialize('return { ["foo"] = "bar" }') -> {foo='bar'}
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^ Example: deserialize('print("foo")') -> nil (function call fails)
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^ error:[string "print("foo")"]:1: attempt to call global 'print' (a nil value)
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minetest.is_protected(pos, name) -> bool
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^ This function should be overriden by protection mods and should be used to
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check if a player can interact at a position.
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^ This function should call the old version of itself if the position is not
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protected by the mod.
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^ Example:
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local old_is_protected = minetest.is_protected
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function minetest.is_protected(pos, name)
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if mymod:position_protected_from(pos, name) then
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return true
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end
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return old_is_protected(pos, name)
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end
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minetest.record_protection_violation(pos, name)
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^ This function calls functions registered with
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minetest.register_on_protection_violation.
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Global objects:
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minetest.env - EnvRef of the server environment and world.
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