From d0569a3850cc1348c9d50ea3c89f94481cc54893 Mon Sep 17 00:00:00 2001
From: Christian Aistleitner <christian@quelltextlich.at>
Date: Fri, 8 Nov 2024 12:19:06 +0100
Subject: [PATCH] Internationalize libri page content

---
 api/libri.lua           | 24 ++++++++++++++++++++----
 locale/libri/README.txt |  7 +++++++
 locale/template.txt     | 12 ++++++++++++
 3 files changed, 39 insertions(+), 4 deletions(-)
 create mode 100644 locale/libri/README.txt

diff --git a/api/libri.lua b/api/libri.lua
index 71276b1..2712095 100644
--- a/api/libri.lua
+++ b/api/libri.lua
@@ -2,6 +2,9 @@
 -- Libri --
 -----------
 
+-- Load support for MT game translation.
+local S = minetest.get_translator("animalia")
+
 local libri = {}
 
 local path = minetest.get_modpath(minetest.get_current_modname())
@@ -281,7 +284,7 @@ function libri.generate_list(meta, offset, start_iter)
 		if i > start_iter then
 			local mob_name = mob:split(":")[2]
 			local offset_txt = offset_x .. "," .. offset_y
-			local element = "button[" .. offset_txt .. ";4,1;btn_" .. mob_name .. ";" .. correct_string(mob_name) .. "]"
+			local element = "button[" .. offset_txt .. ";4,1;btn_" .. mob_name .. ";" .. S(correct_string(mob_name)) .. "]"
 			elements = elements .. element
 			offset_y = offset_y + 2
 			if offset_y > 7.5 then
@@ -310,9 +313,22 @@ function libri.render_element(def, meta, playername)
 		local font_size_x = (animalia.libri_font_size[playername] or 1)
 		local font_size = (def.font_size or 16) * font_size_x
 		if def.file then
-			local filename = path .. "/libri/" .. def.file
-			local file = io.open(filename)
+			local filename
+			local file
+			-- We try to find localized content first and fall back to default content.
+			local player_information = core.get_player_information(playername)
+			if player_information and player_information.lang_code then
+				local lang_code = player_information.lang_code
+				filename = path .. "/locale/libri/" .. lang_code .. "/" .. def.file
+				file = io.open(filename)
+			end
+			if not file then
+				-- No localized content available. So we try the default content
+				filename = path .. "/libri/" .. def.file
+				file = io.open(filename)
+			end
 			if file then
+				-- Some content was found, so we load and display it.
 				local text = ""
 				for line in file:lines() do
 					text = text .. line .. "\n"
@@ -427,7 +443,7 @@ local function iterate_libri_images()
 					if info.element_type == "image" then
 						info.text = biome_cubes[spawn_biome]
 					else
-						info.text = correct_string(spawn_biome)
+						info.text = S(correct_string(spawn_biome))
 					end
 				end
 			end
diff --git a/locale/libri/README.txt b/locale/libri/README.txt
new file mode 100644
index 0000000..268eec7
--- /dev/null
+++ b/locale/libri/README.txt
@@ -0,0 +1,7 @@
+The screen estate for text in the rendered book pages is limited.
+
+To avoid broken lines, use only 44 (or less) characters per line.
+
+To avoid scrollbars (which are unusable due to the once-per-second refresh),
+only use 10 (or less) lines per file.
+(In the home page, you can up to 14 lines).
diff --git a/locale/template.txt b/locale/template.txt
index f8ff811..ee5954e 100644
--- a/locale/template.txt
+++ b/locale/template.txt
@@ -10,20 +10,26 @@ Cat=
 Cat Toy=
 Chicken Egg=
 Chicken=
+Coniferous Forest=
 Contains a @1=
 Cooked Mutton=
 Cooked Porkchop=
 Cooked Poultry=
 Cooked Rat=
 Cow=
+Deciduous Forest=
+Deciduous Forest Ocean=
+Deciduous Forest Shore=
 Feather=
 Female=
 Fox=
 Fried @1=
 Frog=
+Grassland=
 Grizzly Bear=
 Guano=
 Horse=
+Icesheet Ocean=
 Lasso=
 Leather=
 Male=
@@ -31,6 +37,9 @@ Nametag=
 Opossum=
 Owl=
 Pig=
+Rainforest Ocean=
+Rainforest=
+Rainforest Swamp=
 Rat=
 Raw Beef=
 Raw Mutton=
@@ -40,6 +49,8 @@ Raw Rat=
 Raw Venison=
 Reindeer=
 Saddle=
+Savanna Ocean=
+Savanna=
 Shears=
 Sheep=
 Song Bird Egg=
@@ -49,6 +60,7 @@ Steak=
 This @1 already contains a @2=
 Tropical Fish=
 Trust=
+Tundra Ocean=
 Turkey Egg=
 Turkey=
 Venison Steak=