UPLOAD

README.md

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+# Colored Names
+
+## Description
+
+![Screenshot](https://raw.githubusercontent.com/SmallJoker/colored_names/master/screenshot.png)
+This client mod colorizes the nicknames in-game, so communicating gets easier, even when many people are chatting with each other.
+
+License: MIT
+
+## Installation
+1. Close all Minetest processes
+2. Join the Minetest directory which contains the directories `mods`, `games`, ...
+3. (Create and) open the directory `clientmods` in this location
+4. `git clone https://github.com/SmallJoker/colored_names.git`
+5. (Create and) open the file `mods.conf` in `clientmods`
+6. Add or update the line `load_mod_colored_names = true`
+7. Start Minetest

init.lua

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+if not core.register_on_receiving_chat_message then
+	core.register_on_receiving_chat_message = core.register_on_receiving_chat_messages
+end
+
+core.register_on_receiving_chat_message(function(line)
+	local myname_l = "~[CAPS£"
+	if minetest.localplayer then
+		myname_l = minetest.localplayer:get_name():lower()
+	end
+
+	local prefix
+	local chat_line = false
+	local name, message = line:match("^%<(%S+)%> (.*)")
+	if message then
+		-- To keep the <Name> notation
+		chat_line = true
+	else
+		prefix, name, message = line:match("^(%*+ )(%S+) (.*)")
+	end
+	if not message then
+		name, message = "", (line:match("^%s*(.*)") or line)
+	end
+	prefix = prefix or ""
+
+	if name ~= "" then
+		local nick_color = 0
+		for i = 1, #name do
+			local c = name:sub(i, i):byte()
+			nick_color = nick_color + c * 2^(i - 1)
+		end
+		local B = nick_color % 0x10
+		local G = math.floor((nick_color % 0x100 ) / 0x10)
+		local R = math.floor((nick_color % 0x1000) / 0x100)
+		if R + G + B < 24 then
+			R = 15 - R
+			G = 15 - G
+			B = 15 - B
+		end
+
+		if chat_line then
+			name = "<" .. name .. ">"
+		end
+		name = minetest.colorize(string.format("#%X%X%X", R, G, B), name)
+	end
+
+	if (chat_line or prefix == "* ")
+			and message:lower():find(myname_l) then
+		prefix = minetest.colorize("#F33", "[!] " .. prefix)
+	end
+
+	return minetest.display_chat_message(prefix .. name .. " " .. message)
+end)