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minetest_game/mods/default/README.txt
Auke Kok e4b1c93512 Keys: Allow easy sharing of access without commands
This code adds the key concept to minetest_game, and integrates it
with lockable nodes. Currently supported lockable items are the Steel
Door, the Steel Trapdoor, and the Locked Chest.

The goal of this modification is to introduce a fine-grained multi-
player permission system that is intuitive and usable without any
console or chat commands, and doesn't require extra privileges to
be granted or setup. Keys can also physically be conveyed to other
players, adding to gameplay and adding some personality that is
preferable to console commands or editing formspecs.

A skeleton key can be crafted with 1 gold ingot. Skeleton keys can
then be matched to a lockable node by right-clicking the skeleton
key on a lockable node, which changes the skeleton key to a "key".

Gold was chosen as it's currently a not-so very useful item, and
therefore it's likely that players have some, but aren't really
using it for any purpose.

This key can subsequently used by any player to open or access that
lockable node, including retrieving items from Locked Chests, or
putting items in them.

They key is programmed to fit only the particular locked node it is
programmed to. This is achieved by storing a secret value in both
key and locked node. If this secret value doesn't match, the key
will not open the locked node. This allows many keys to be created
for one chest or door, but a key will only fit one node ever. The
secrets are stored in node, and item meta for the key.

If a locked node is removed, all keys that opened it are no longer
valid. Even if a new door/chest is placed in exactly the same spot,
the old keys will no longer fit that node.

Keys can be smelted back in gold ingots if they are no longer useful.

The method of storing a secret in nodemeta and itemstackmeta is secure
as there is no way for the client to create new items on the server
with a particular secret metadata value. Even if you could possible
create such an itemstack on the client, the server does not ever read
itemstackmeta from a client package.

The patch adds an API that allows other nodes and nodes added by
mods to use the same keys as well. The method how to implement this
is described in game_api.txt. The mod should add 2 callbacks to it's
node definition. Example code is given.

Textures are from PixelBOX, thanks to Gambit.
2016-11-25 03:01:14 +00:00

262 lines
6.9 KiB
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Minetest Game mod: default
==========================
See license.txt for license information.
Authors of source code
----------------------
Originally by celeron55, Perttu Ahola <celeron55@gmail.com> (LGPL 2.1)
Various Minetest developers and contributors (LGPL 2.1)
Authors of media (textures, models and sounds)
----------------------------------------------
Everything not listed in here:
celeron55, Perttu Ahola <celeron55@gmail.com> (CC BY-SA 3.0)
Cisoun's texture pack (CC BY-SA 3.0):
default_jungletree.png
default_lava.png
default_leaves.png
default_sapling.png
default_stone.png
default_tree.png
default_tree_top.png
default_water.png
Cisoun's conifers mod (CC BY-SA 3.0):
default_pine_needles.png
Originating from G4JC's Almost MC Texture Pack (CC BY-SA 3.0):
default_torch.png
default_torch_on_ceiling.png
default_torch_on_floor.png
VanessaE's animated torches (CC BY-SA 3.0):
default_torch_animated.png
default_torch_on_ceiling_animated.png
default_torch_on_floor_animated.png
default_torch_on_floor.png
RealBadAngel's animated water (CC BY-SA 3.0):
default_water_source_animated.png
default_water_flowing_animated.png
VanessaE (CC BY-SA 3.0):
default_desert_sand.png
default_desert_stone.png
default_sand.png
default_mese_crystal.png
default_mese_crystal_fragment.png
Calinou (CC BY-SA 3.0):
default_brick.png
default_papyrus.png
default_mineral_copper.png
default_glass_detail.png
MirceaKitsune (CC BY-SA 3.0):
character.x
Jordach (CC BY-SA 3.0):
character.png
PilzAdam (CC BY-SA 3.0):
default_jungleleaves.png
default_junglesapling.png
default_obsidian_glass.png
default_obsidian_shard.png
default_mineral_gold.png
jojoa1997 (CC BY-SA 3.0):
default_obsidian.png
InfinityProject (CC BY-SA 3.0):
default_mineral_diamond.png
Splizard (CC BY-SA 3.0):
default_pine_sapling.png
Zeg9 (CC BY-SA 3.0):
default_coal_block.png
default_steel_block.png
default_copper_block.png
default_bronze_block.png
default_gold_block.png
paramat (CC BY-SA 3.0):
wieldhand.png -- Copied from character.png by Jordach (CC BY-SA 3.0)
default_pinetree.png
default_pinetree_top.png
default_pinewood.png
default_acacia_leaves.png
default_acacia_leaves_simple.png
default_acacia_sapling.png
default_acacia_tree.png
default_acacia_tree_top.png
default_acacia_wood.png
default_acacia_bush_stem.png
default_bush_stem.png
default_junglewood.png
default_jungletree_top.png
default_sandstone_brick.png
default_obsidian_brick.png
default_stone_brick.png
default_desert_stone_brick.png
default_sandstone_block.png
default_obsidian_block.png
default_stone_block.png
default_desert_stone_block.png
default_river_water.png
default_river_water_source_animated.png
default_river_water_flowing_animated.png
default_dry_grass.png
default_dry_grass_side.png
default_dry_grass_*.png
default_grass.png
default_grass_side.png
default_mese_block.png
default_silver_sand.png
brunob.santos (CC BY-SA 4.0):
default_desert_cobble.png
BlockMen (CC BY-SA 3.0):
default_wood.png
default_clay_brick.png
default_iron_ingot.png
default_gold_ingot.png
default_tool_steelsword.png
default_diamond.png
default_book.png
default_tool_*.png
default_lava_source_animated.png
default_lava_flowing_animated.png
default_stick.png
default_chest_front.png
default_chest_lock.png
default_chest_side.png
default_chest_top.png
default_mineral_mese.png
default_meselamp.png
bubble.png
gui_*.png
Wuzzy (CC BY-SA 3.0):
default_bookshelf_slot.png (based on default_book.png)
sofar (CC BY-SA 3.0):
default_book_written.png, based on default_book.png
default_aspen_sapling
default_aspen_leaves
default_aspen_tree
default_aspen_tree_top, derived from default_pine_tree_top (by paramat)
default_aspen_wood, derived from default_pine_wood (by paramat)
default_gravel.png -- Derived from Gambit's PixelBOX texture pack light gravel
Neuromancer (CC BY-SA 2.0):
default_cobble.png, based on texture by Brane praefect
default_mossycobble.png, based on texture by Brane praefect
Neuromancer (CC BY-SA 3.0):
default_dirt.png
default_furnace_*.png
Gambit (CC BY-SA 3.0):
default_bronze_ingot.png
default_copper_ingot.png
default_copper_lump.png
default_iron_lump.png
default_gold_lump.png
default_clay_lump.png
default_coal.png
default_grass_*.png
default_paper.png
default_diamond_block.png
default_ladder_steel.png
default_sign_wall_wood.png
default_flint.png
default_snow.png
default_snow_side.png
default_snowball.png
default_key.png
default_key_skeleton.png
asl97 (CC BY-SA 3.0):
default_ice.png
KevDoy (CC BY-SA 3.0)
heart.png
Pithydon (CC BY-SA 3.0)
default_coral_brown.png
default_coral_orange.png
default_coral_skeleton.png
Ferk (CC0 1.0)
default_item_smoke.png
default_item_smoke.ogg, based on sound by http://opengameart.org/users/bart
Glass breaking sounds (CC BY 3.0):
1: http://www.freesound.org/people/cmusounddesign/sounds/71947/
2: http://www.freesound.org/people/Tomlija/sounds/97669/
3: http://www.freesound.org/people/lsprice/sounds/88808/
sonictechtonic (CC BY 3.0):
https://www.freesound.org/people/sonictechtonic/sounds/241872/
player_damage.ogg
Mito551 (sounds) (CC BY-SA 3.0):
default_dig_choppy.ogg
default_dig_cracky.ogg
default_dig_crumbly.1.ogg
default_dig_crumbly.2.ogg
default_dig_dig_immediate.ogg
default_dig_oddly_breakable_by_hand.ogg
default_dug_node.1.ogg
default_dug_node.2.ogg
default_grass_footstep.1.ogg
default_grass_footstep.2.ogg
default_grass_footstep.3.ogg
default_gravel_footstep.1.ogg
default_gravel_footstep.2.ogg
default_gravel_footstep.3.ogg
default_gravel_footstep.4.ogg
default_grass_footstep.1.ogg
default_place_node.1.ogg
default_place_node.2.ogg
default_place_node.3.ogg
default_place_node_hard.1.ogg
default_place_node_hard.2.ogg
default_snow_footstep.1.ogg
default_snow_footstep.2.ogg
default_hard_footstep.1.ogg
default_hard_footstep.2.ogg
default_hard_footstep.3.ogg
default_sand_footstep.1.ogg
default_sand_footstep.2.ogg
default_wood_footstep.1.ogg
default_wood_footstep.2.ogg
default_dirt_footstep.1.ogg
default_dirt_footstep.2.ogg
default_glass_footstep.ogg
Metal sounds:
default_dig_metal.ogg - yadronoff - CC-BY-3.0
- https://www.freesound.org/people/yadronoff/sounds/320397/
default_dug_metal.*.ogg - Iwan Gabovitch - qubodup - CC0
- http://opengameart.org/users/qubodup
default_metal_footstep.*.ogg - Ottomaani138 - CC0
- https://www.freesound.org/people/Ottomaani138/sounds/232692/
default_place_node_metal.*.ogg - Ogrebane - CC0
- http://opengameart.org/content/wood-and-metal-sound-effects-volume-2
Tool breaking sounds added by sofar: CC-BY-3.0
default_tool_breaks.* - http://www.freesound.org/people/HerbertBoland/sounds/33206/
AGFX
https://www.freesound.org/people/AGFX/
(CC BY 3.0):
default_water_footstep.1.ogg
default_water_footstep.2.ogg
default_water_footstep.3.ogg
(default_water_footstep.4.ogg is silent)