Fix a typo pointed out by @thecow275. Also, use the deprecated notification system which respects the deprecated_lua_api_handling setting.
		
			
				
	
	
		
			133 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
			
		
		
	
	
			133 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
--Minetest
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--Copyright (C) 2014 sapier
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--
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--This program is free software; you can redistribute it and/or modify
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--it under the terms of the GNU Lesser General Public License as published by
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--the Free Software Foundation; either version 2.1 of the License, or
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--(at your option) any later version.
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--
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--This program is distributed in the hope that it will be useful,
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--but WITHOUT ANY WARRANTY; without even the implied warranty of
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--MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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--GNU Lesser General Public License for more details.
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--
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--You should have received a copy of the GNU Lesser General Public License along
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--with this program; if not, write to the Free Software Foundation, Inc.,
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--51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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--------------------------------------------------------------------------------
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local function filter_texture_pack_list(list)
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	local retval = {}
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	for _, item in ipairs(list) do
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		if item ~= "base" then
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			retval[#retval + 1] = item
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		end
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	end
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	table.sort(retval)
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	table.insert(retval, 1, fgettext("None"))
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	return retval
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end
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--------------------------------------------------------------------------------
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local function render_texture_pack_list(list)
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	local retval = ""
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	for i, v in ipairs(list) do
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		if v:sub(1, 1) ~= "." then
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			if retval ~= "" then
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				retval = retval .. ","
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			end
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			retval = retval .. core.formspec_escape(v)
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		end
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	end
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	return retval
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end
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--------------------------------------------------------------------------------
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local function get_formspec(tabview, name, tabdata)
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	local retval = "label[4,-0.25;" .. fgettext("Select texture pack:") .. "]" ..
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			"textlist[4,0.25;7.5,5.0;TPs;"
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	local current_texture_path = core.setting_get("texture_path")
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	local list = filter_texture_pack_list(core.get_dir_list(core.get_texturepath(), true))
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	local index = tonumber(core.setting_get("mainmenu_last_selected_TP"))
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	if not index then index = 1 end
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	if current_texture_path == "" then
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		retval = retval ..
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			render_texture_pack_list(list) ..
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			";" .. index .. "]"
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		return retval
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	end
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	local infofile = current_texture_path .. DIR_DELIM .. "description.txt"
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	-- This adds backwards compatibility for old texture pack description files named
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	-- "info.txt", and should be removed once all such texture packs have been updated
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	if not file_exists(infofile) then
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		infofile = current_texture_path .. DIR_DELIM .. "info.txt"
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		if file_exists(infofile) then
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			core.log("deprecated", "info.txt is deprecated. description.txt should be used instead.")
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		end
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	end
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	local infotext = ""
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	local f = io.open(infofile, "r")
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	if not f then
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		infotext = fgettext("No information available")
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	else
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		infotext = f:read("*all")
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		f:close()
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	end
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	local screenfile = current_texture_path .. DIR_DELIM .. "screenshot.png"
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	local no_screenshot
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	if not file_exists(screenfile) then
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		screenfile = nil
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		no_screenshot = defaulttexturedir .. "no_screenshot.png"
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	end
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	return	retval ..
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			render_texture_pack_list(list) ..
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			";" .. index .. "]" ..
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			"image[0.25,0.25;4.05,2.7;" .. core.formspec_escape(screenfile or no_screenshot) .. "]" ..
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			"textarea[0.6,2.85;3.7,1.5;;" .. core.formspec_escape(infotext or "") .. ";]"
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end
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--------------------------------------------------------------------------------
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local function main_button_handler(tabview, fields, name, tabdata)
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	if fields["TPs"] then
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		local event = core.explode_textlist_event(fields["TPs"])
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		if event.type == "CHG" or event.type == "DCL" then
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			local index = core.get_textlist_index("TPs")
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			core.setting_set("mainmenu_last_selected_TP", index)
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			local list = filter_texture_pack_list(core.get_dir_list(core.get_texturepath(), true))
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			local current_index = core.get_textlist_index("TPs")
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			if current_index and #list >= current_index then
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				local new_path = core.get_texturepath() .. DIR_DELIM .. list[current_index]
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				if list[current_index] == fgettext("None") then
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					new_path = ""
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				end
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				core.setting_set("texture_path", new_path)
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			end
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		end
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		return true
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	end
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	return false
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end
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--------------------------------------------------------------------------------
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return {
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	name = "texturepacks",
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	caption = fgettext("Texturepacks"),
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	cbf_formspec = get_formspec,
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	cbf_button_handler = main_button_handler,
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	on_change = nil
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}
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