Add Book of Portals

Squashed commit of the following:

commit e80030750df91f75745c7d52729a0d4942eb32f8
Author: Treer <treer.git+github@the-bordello.com>
Date:   Sat Jul 13 13:52:02 2019 +1000

    Finish book of portals

commit 82ad3d6af683b6bb4cc107e8c76f44c0b791a28d
Author: Treer <treer.git@gmail.com>
Date:   Thu Jul 11 22:43:02 2019 +1000

    Book of Portals art

commit fac6ff1da89a1b06b78deb0b5b4e3bebe4166860
Author: Treer <treer.git@gmail.com>
Date:   Thu Jul 11 00:39:50 2019 +1000

    starting book of portals
This commit is contained in:
Treer 2019-07-13 14:09:23 +10:00 committed by SmallJoker
parent b6e2a3335a
commit 43b37e96b2
8 changed files with 168 additions and 28 deletions

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@ -29,3 +29,4 @@ Copyright (C) 2013 PilzAdam
- nether_rack.png: Zeg9
- nether_glowstone.png: BlockMen
- nether_book_*: Treer

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@ -2,3 +2,5 @@ stairs
default
moreblocks?
mesecons?
loot?
dungeon_loot?

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@ -1,4 +1,4 @@
--[[
--[[
Nether mod for minetest
@ -19,13 +19,17 @@
]]--
local S = minetest.get_translator("nether")
-- Global Nether namespace
nether = {}
nether.path = minetest.get_modpath("nether")
nether.get_translator = S
-- Settings
nether.DEPTH = -5000
nether.FASTTRAVEL_FACTOR = 8 -- 10 could be better value for Minetest, since there's no sprint, but ex-Minecraft players will be mathing for 8
nether.PORTAL_BOOK_LOOT_WEIGHTING = 0.9 -- Likelyhood of finding the Book of Portals (guide) in dungeon chests. Set to 0 to disable.
-- Load files
@ -44,7 +48,24 @@ nether.register_portal("nether_portal", {
shape = nether.PortalShape_Traditional,
frame_node_name = "default:obsidian",
wormhole_node_name = "nether:portal",
wormhole_node_color = 0,
wormhole_node_color = 0, -- 0 is magenta
-- Warning: "Four per Em" spaces have been used to align the diagram in this text, rather
-- than ASCII spaces. If Minetest changes font this may need to be updated.
book_of_portals_pagetext = S([[ The Nether
Requiring 14 blocks of obsidian, which we found deep underground where water had solidified molten rock. The frame must be constructed in the following fashion:
four blocks wide
five blocks high
Standing vertically, like a doorway
This opens to a truly hellish place, though for small mercies the air there is still breathable. There is an intriguing dimensional mismatch happening between this realm and ours, as after opening the second portal into it we observed that 10 strides taken in the Nether appear to be an equivalent of @1 in the natural world.
The expedition parties have found no diamonds or gold, and after an experienced search party failed to return from the trail of a missing expedition party, I must conclude this is a dangerous place.
]], 10 * nether.FASTTRAVEL_FACTOR),
sound_ambient = "nether_portal_hum",
sound_ignite = "",
sound_extinguish = "",
@ -79,7 +100,3 @@ nether.register_portal("nether_portal", {
return destination_pos
end
})

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@ -214,6 +214,8 @@ nether.PortalShape_Traditional = {
-- list of node names that are used as frame nodes by registered portals
local is_frame_node = {}
local S = nether.get_translator
local ignition_item_name
-- this is a function that will be assigned to further down, allowing functions to use it
-- that are defined before it is.
@ -862,29 +864,89 @@ function run_wormhole(pos, time_elapsed)
end
minetest.register_lbm({
label = "Start portal timer",
name = "nether:start_portal_timer",
nodenames = {"nether:portal"},
run_at_every_load = false,
action = function(pos, node)
local p1, p2
local meta = minetest.get_meta(pos)
if meta ~= nil then
p1 = minetest.string_to_pos(meta:get_string("p1"))
p2 = minetest.string_to_pos(meta:get_string("p1"))
local function create_book(item_name, inventory_description, inventory_image, title, author, page1_text, page2_text)
local display_book = function(itemstack, user, pointed_thing)
local player_name = user:get_player_name()
minetest.sound_play("nether_book_open", {to_player = player_name, gain = 0.25})
local formspec =
"size[18,12.122]" ..
"label[3.1,0.5;" .. minetest.formspec_escape(title) .. "]" ..
"label[3.6,0.9;" .. author .. "]" ..
"textarea[ 0.9,1.7;7.9,12.0;;" .. minetest.formspec_escape(page1_text) .. ";]" ..
"textarea[10.1,0.8;7.9,12.9;;" .. minetest.formspec_escape(page2_text) .. ";]" ..
"background[0,0;18,11;nether_book_background.png;true]"..
"image_button_exit[17.3,0;0.8,0.8;nether_book_close.png;;]"
minetest.show_formspec(player_name, item_name, formspec)
end
if p1 ~= nil and p2 ~= nil then
local timerPos = get_timerPos_from_p1_and_p2(p1, p2)
local timer = minetest.get_node_timer(timerPos)
if timer ~= nil then
timer:start(1)
elseif DEBUG then
minetest.chat_send_all("get_node_timer" .. minetest.pos_to_string(timerPos) .. " returned null")
minetest.register_craftitem(item_name, {
description = inventory_description,
inventory_image = inventory_image,
groups = {book = 1},
on_use = display_book
})
end
-- Updates nether.book_of_portals
-- A book the player can read to lean how to build the different portals
local function create_book_of_portals()
local page1_text
local page2_text = ""
-- tell the player how many portal types there are
local portalCount = 0
for _ in pairs(nether.registered_portals) do portalCount = portalCount + 1 end
if portalCount == 1 then
page1_text = S("In all my travels, and time spent in the Great Libraries, I have encountered no shortage of legends surrounding preternatural doorways said to open into other worlds, yet only one can I confirm as being more than merely a story.")
else
page1_text = S("In all my travels, and time spent in the Great Libraries, I have encountered no shortage of legends surrounding preternatural doorways said to open into other worlds, yet only @1 can I confirm as being more than merely stories.", portalCount)
end
-- tell the player how to ignite portals
local ignition_item_description = "<error - ignition item not set>"
if ignition_item_name ~= nil and minetest.registered_items[ignition_item_name] ~= nil then
ignition_item_description = minetest.registered_items[ignition_item_name].description
end
page1_text = page1_text ..
S("\n\nThe key to opening such a doorway is to strike the frame with a @1, at which point the very air inside begins to crackle and glow.\n\n\n", string.lower(ignition_item_description))
-- Describe how to create each type of portal, or perhaps just give clues or flavor text,
-- but ensure the Nether is always listed first on the first page so other definitions can
-- refer to it (pairs() returns order based on a random hash).
local i = 1
if nether.registered_portals["nether_portal"] then
page1_text = page1_text .. nether.registered_portals["nether_portal"].book_of_portals_pagetext .. "\n\n\n"
i = i + 1
end
for portalName, portalDef in pairs(nether.registered_portals) do
if portalName ~= "nether_portal" then
if i <= portalCount / 2 then
page1_text = page1_text .. portalDef.book_of_portals_pagetext .. "\n\n\n"
else
page2_text = page2_text .. portalDef.book_of_portals_pagetext .. "\n\n\n"
end
i = i + 1
end
end
end
})
create_book(
"nether:book_of_portals",
S("Book of Portals"),
"nether_book_of_portals.png",
S("A treatise on Rifts and Portals"),
"Riccard F. Burton", -- perhaps a Richard F. Burton of an alternate universe
page1_text,
page2_text
)
end
function register_frame_node(frame_node_name)
@ -969,6 +1031,61 @@ function test_portaldef_is_valid(portal_definition)
end
minetest.register_lbm({
label = "Start portal timer",
name = "nether:start_portal_timer",
nodenames = {"nether:portal"},
run_at_every_load = false,
action = function(pos, node)
local p1, p2
local meta = minetest.get_meta(pos)
if meta ~= nil then
p1 = minetest.string_to_pos(meta:get_string("p1"))
p2 = minetest.string_to_pos(meta:get_string("p1"))
end
if p1 ~= nil and p2 ~= nil then
local timerPos = get_timerPos_from_p1_and_p2(p1, p2)
local timer = minetest.get_node_timer(timerPos)
if timer ~= nil then
timer:start(1)
elseif DEBUG then
minetest.chat_send_all("get_node_timer" .. minetest.pos_to_string(timerPos) .. " returned null")
end
end
end
})
minetest.register_on_mods_loaded(function()
-- Make the Book of Portals available as treasure/loot
if nether.PORTAL_BOOK_LOOT_WEIGHTING > 0 and minetest.registered_items["nether:book_of_portals"] ~= nil then
-- All portals should be registered now.
-- If the Nether is the only registered portal then lower the amount of these books
-- found as treasure, since many players already know the shape of a Nether portal
-- and what to build one out of, so would probably prefer other treasures.
local portalCount = 0
for _ in pairs(nether.registered_portals) do portalCount = portalCount + 1 end
local weight_adjust = 1
if portalCount <= 1 then weight_adjust = 0.5 end
if minetest.get_modpath("loot") then
loot.register_loot({
weights = { generic = nether.PORTAL_BOOK_LOOT_WEIGHTING * 1000 * weight_adjust,
books = 100 },
payload = { stack = "nether:book_of_portals" }
})
end
if minetest.get_modpath("dungeon_loot") then
dungeon_loot.register({name = "nether:book_of_portals", chance = nether.PORTAL_BOOK_LOOT_WEIGHTING * weight_adjust})
end
-- todo: add to Treasurer mod TRMP https://github.com/poikilos/trmp_minetest_game
end
end)
-- Portal API functions --
-- ==================== --
@ -1021,11 +1138,13 @@ function nether.register_portal(name, portaldef)
if test_portaldef_is_valid(portaldef) then
nether.registered_portals[portaldef.name] = portaldef
create_book_of_portals()
if not is_frame_node[portaldef.frame_node_name] then
register_frame_node(portaldef.frame_node_name)
is_frame_node[portaldef.frame_node_name] = true
end
return true
end
end
@ -1066,4 +1185,5 @@ function nether.register_portal_ignition_item(item_name)
end,
})
ignition_item_name = item_name
end

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