Minetest - Replace deprecated function calls

MT-replace-deprecated.sh

#!/bin/bash
# License: CC0

# How to use:
# 1) Open the terminal in the target mod directory
# 2) Call the script
#
# This script modifies your Lua files. Use a CVS (Code Versioning System)
# such as Git to undo incorrect changes!

files=$(find . -name "*.lua")

# Escape special characters for the replacement '.:'
escape()
{
	echo "$1" | sed -r 's/([.()/])/\\\1/g'
}

# Replace `old(` with `new(`
std_call()
{
	# Arg 1: Source value (i.e. deprecated string)
	# Arg 2: Destination value

	_inp=$(escape "$1")
	_out=$(escape "$2")
	sed -i "s/${_inp}(/${_out}(/g" "$f"
}

# Replace `:old(` with `:new(`
ref_call()
{
	std_call ":$1" ":$2"
}

for f in $files; do
	# `minetest.env:` superseded by `minetest.` or `core.`
	sed -i 's/\.env:/\./g' "$f"

	std_call "nodeupdate" "core.check_for_falling" # Removed in 2017


	# l_object.cpp
	ref_call "getacceleration" "get_acceleration" # Since 2017
	ref_call "setacceleration" "set_acceleration"

	ref_call "getpos" "get_pos"
	ref_call "setpos" "set_pos"

	ref_call "getvelocity" "get_velocity"
	ref_call "setvelocity" "set_velocity"

	ref_call "getyaw" "get_yaw"
	ref_call "setyaw" "set_yaw"
	ref_call "settexturemod" "set_texture_mod"
	ref_call "setsprite" "set_sprite"

	ref_call "moveto" "move_to"

	ref_call "get_player_velocity" "get_velocity" # Since 2020
	ref_call "set_player_velocity" "set_velocity"
	ref_call "add_player_velocity" "add_velocity"

	_a=$(escape ":get_entity_name()") # WARNING: '\(\)' is not replaced by sed. Why?
	_b=$(escape ":get_luaentity().name")
	sed -i "s/${_a}/${_b}/g" "$f"

	# l_noise.cpp
	ref_call "get2dMap" "get_2d_map"
	ref_call "get3dMap" "get_3d_map"

	ref_call "get2dMap_flat" "get_2d_map_flat"
	ref_call "get3dMap_flat" "get_3d_map_flat"

	ref_call "calc2dMap" "calc_2d_map"
	ref_call "calc3dMap" "calc_3d_map"

	ref_call "get2d" "get_2d"
	ref_call "get3d" "get_3d"
	ref_call "getMapSlice" "get_map_slice"
	# PerlinNoise was renamed to ValueNoise, but it's as of now too early to replace them in mods.

	# l_settings.cpp
	std_call ".setting_get" ".settings:get"
	std_call ".setting_set" ".settings:set"

	std_call ".setting_getbool" ".settings:get_bool"
	std_call ".setting_setbool" ".settings:set_bool"

	std_call ".setting_save" ".settings:write"

	# c_content.cpp
	_b=$(escape '[core.features.hud_def_type_field and "type" or "hud_elem_type"]')
	sed -i "s/hud_elem_type[ 	]*=[ 	]*/${_b} = /g" "$f" # Since 2023
done

exit $?

# Test file:
# ==============================

local a = minetest.env:setting_get("mysetting") or "test"
local vm
local slice = vm:getMapSlice(nil)
nodeupdate(slice["garbage_code"])

local name = myobj:get_entity_name()

	hud_elem_type="type1",
  hud_elem_type          =    "type2"

Good job!!11!!!!!

Thank you!!!!!11¨!4¨!!2424!!!

Please add setsprite → set_sprite.

@Wuzzy2 Sorry for the delay. Added it among other deprecated function calls.