Initial commit

LICENSE.txt

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+Copyright (c) 2015 BlockMen <blockmen2015@gmail.com>
+
+
+This software is provided 'as-is', without any express or implied warranty. In no
+event will the authors be held liable for any damages arising from the use of
+this software.
+
+Permission is granted to anyone to use this software for any purpose, including
+commercial applications, and to alter it and redistribute it freely, subject to the
+following restrictions:
+
+
+1. The origin of this software must not be misrepresented; you must not
+claim that you wrote the original software. If you use this software in a
+product, an acknowledgment in the product documentation is required.
+
+2. Altered source versions must be plainly marked as such, and must not
+be misrepresented as being the original software.
+
+3. This notice may not be removed or altered from any source distribution.

README.txt

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+Mod "Nametag" [nametag]
+=======================
+Copyright (c) 2015 BlockMen <blockmen2015@gmail.com>
+
+Version: 1.0 alpha
+
+
+A simple mod that allows to give nearly every object a name, only Players can't be renamed.
+
+You can craft a nametag with paper and coal. To rename an object rightlick it with the nametag,
+then you can type the wanted name.
+
+NOTE: This mod requires a current development build of Minetest from 16th December 2015 or newer. Also useable with blockplanet.
+
+
+License: 
+~~~~~~~~
+Code:
+(c) Copyright 2015 BlockMen; modified zlib-License
+see "LICENSE.txt" for details.
+
+Media(if not stated differently):
+(c) Copyright (2015) BlockMen; CC-BY-SA 3.0
+
+
+Github:
+~~~~~~~
+https://github.com/BlockMen/nametag
+
+
+Forum:
+~~~~~~
+-
+
+
+Changelog:
+~~~~~~~~~~
+-

depends.txt

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+default

init.lua

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+-- "Nametag" [nametag]
+-- Copyright (c) 2015 BlockMen <blockmen2015@gmail.com>
+--
+-- init.lua
+--
+-- This software is provided 'as-is', without any express or implied warranty. In no
+-- event will the authors be held liable for any damages arising from the use of
+-- this software.
+--
+-- Permission is granted to anyone to use this software for any purpose, including
+-- commercial applications, and to alter it and redistribute it freely, subject to the
+-- following restrictions:
+--
+-- 1. The origin of this software must not be misrepresented; you must not
+-- claim that you wrote the original software. If you use this software in a
+-- product, an acknowledgment in the product documentation is required.
+-- 2. Altered source versions must be plainly marked as such, and must not
+-- be misrepresented as being the original software.
+-- 3. This notice may not be removed or altered from any source distribution.
+--
+
+
+local current_obj = {}
+local current_stack = {}
+
+local function set_nametag(self, clicker)
+	if self and self.object and clicker then
+		if self.object:is_player() then
+			core.chat_send_player(clicker:get_player_name(), "You can't rename players, sorry.")
+			return false
+		end
+		local item = clicker:get_wielded_item()
+    if item then
+      local name = item:get_name()
+      if name == "nametag:tag" then
+				local player_name = clicker:get_player_name()
+				current_obj[player_name] = self
+				current_stack[player_name] = item
+				--show formspec
+				local formspec = "size[8,8]" .. default.gui_bg ..
+					"field[0.5,1;7.5,0;name;Name:;]" ..
+					"button_exit[2.5,7.5;3,1;save_name;Save name]"
+
+				core.show_formspec(player_name, "nametag_name_obj", formspec)
+				return true
+			end
+		end
+	else
+		if clicker then
+			core.chat_send_player(clicker:get_player_name(), "You can't name this object, sorry.")
+		end
+	end
+end
+
+local function getentities()
+	for a,b in pairs(core.registered_entities) do
+		local org = table.copy(b)
+
+		b.on_activate = function(self, staticdata, dtime_s)
+			local new_stats
+			if staticdata then
+				new_stats = core.deserialize(staticdata)
+			end
+
+			if new_stats and new_stats.flag then
+				if new_stats.nametag then
+					self.nametag = new_stats.nametag
+				end
+			end
+
+			if self.object and self.nametag and self.nametag ~= "" then
+				self.object:set_properties({nametag = self.nametag, nametag_color = "#FFFF00"})
+			end
+
+			if org.on_activate then
+				return org.on_activate(self, (new_stats and new_stats.org) or "", dtime_s)
+			end
+		end
+
+		b.on_rightclick = function(self, clicker)
+			local retval = set_nametag(self, clicker)
+			if retval then
+				return
+			end
+
+			if org.on_rightclick then
+				org.on_rightclick(self, clicker)
+			end
+		end
+
+		b.get_staticdata = function(self)
+			local retval
+			local tab = {}
+			if org.get_staticdata then
+				retval = org.get_staticdata(self)
+			end
+
+			if retval then
+				tab.org = retval
+			else
+				tab.org = {}
+			end
+
+			-- insert own data
+			tab.nametag = self.nametag
+			tab.flag = "yes"
+
+			return core.serialize(tab)
+		end
+	end
+end
+
+core.register_craftitem("nametag:tag", {
+	  description = "Nametag",
+    inventory_image = "nametag_tag.png",
+    liquids_pointable = false
+})
+
+core.register_craft({
+	type = "shapeless",
+	output = "nametag:tag",
+	recipe = {"default:paper", "default:coal_lump"},
+})
+
+
+core.register_on_player_receive_fields(function(player, form_name, fields)
+	if form_name ~= "nametag_name_obj" or not fields.save_name or fields.name == "" then
+		return
+	end
+
+	local name = player:get_player_name()
+	local obj = current_obj[name]
+	if obj and obj.object then
+		obj.object:set_properties({nametag = fields.name, nametag_color = "#FFFF00"})
+		obj.nametag = fields.name
+		current_obj[name] = nil
+		if not core.setting_getbool("creative_mode") then
+			local itemstack = current_stack[name]
+			itemstack:take_item()
+			player:set_wielded_item(itemstack)
+		end
+		current_stack[name] = nil
+	end
+end)
+
+
+core.after(0.1, getentities)