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generated by cgit v1.2.3 (git 2.39.1) at 2024-12-27 06:50:58 +0000
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--Minetest
--Copyright (C) 2014 sapier
--
--This program is free software; you can redistribute it and/or modify
--it under the terms of the GNU Lesser General Public License as published by
--the Free Software Foundation; either version 2.1 of the License, or
--(at your option) any later version.
--
--This program is distributed in the hope that it will be useful,
--but WITHOUT ANY WARRANTY; without even the implied warranty of
--MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
--GNU Lesser General Public License for more details.
--
--You should have received a copy of the GNU Lesser General Public License along
--with this program; if not, write to the Free Software Foundation, Inc.,
--51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

--------------------------------------------------------------------------------
local function filter_texture_pack_list(list)
	local retval = {"None"}
	for _, item in ipairs(list) do
		if item ~= "base" then
			table.insert(retval, item)
		end
	end
	return retval
end

--------------------------------------------------------------------------------
local function render_texture_pack_list(list)
	local retval = ""

	for i, v in ipairs(list) do
		if v:sub(1,1) ~= "." then
			if retval ~= "" then
				retval = retval ..","
			end

			retval = retval .. core.formspec_escape(v)
		end
	end

	return retval
end

--------------------------------------------------------------------------------
local function get_formspec(tabview, name, tabdata)

	local retval = "label[4,-0.25;".. fgettext("Select texture pack:") .. "]"..
			"textlist[4,0.25;7.5,5.0;TPs;"

	local current_texture_path = core.setting_get("texture_path")
	local list = filter_texture_pack_list(core.get_dir_list(core.get_texturepath(), true))
	local index = tonumber(core.setting_get("mainmenu_last_selected_TP"))

	if index == nil then index = 1 end

	if current_texture_path == "" then
		retval = retval ..
			render_texture_pack_list(list) ..
			";" .. index .. "]"
		return retval
	end

	local infofile = current_texture_path ..DIR_DELIM.."description.txt"
	-- This adds backwards compatibility for old texture pack description files named
	-- "info.txt", and should be removed once all such texture packs have been updated
	if not file_exists(infofile) then
		infofile = current_texture_path ..DIR_DELIM.."info.txt"
		if file_exists(infofile) then
			minetest.log("info.txt is depreciated. description.txt should be used instead.");
		end
	end
	local infotext = ""
	local f = io.open(infofile, "r")
	if not f then
		infotext = fgettext("No information available")
	else
		infotext = f:read("*all")
		f:close()
	end

	local screenfile = current_texture_path..DIR_DELIM.."screenshot.png"
	local no_screenshot = nil
	if not file_exists(screenfile) then
		screenfile = nil
		no_screenshot = defaulttexturedir .. "no_screenshot.png"
	end

	return	retval ..
			render_texture_pack_list(list) ..
			";" .. index .. "]" ..
			"image[0.25,0.25;4.0,3.7;"..core.formspec_escape(screenfile or no_screenshot).."]"..
			"textarea[0.6,3.25;3.7,1.5;;"..core.formspec_escape(infotext or "")..";]"
end

--------------------------------------------------------------------------------
local function main_button_handler(tabview, fields, name, tabdata)
	if fields["TPs"] ~= nil then
		local event = core.explode_textlist_event(fields["TPs"])
		if event.type == "CHG" or event.type == "DCL" then
			local index = core.get_textlist_index("TPs")
			core.setting_set("mainmenu_last_selected_TP",
				index)
			local list = filter_texture_pack_list(core.get_dir_list(core.get_texturepath(), true))
			local current_index = core.get_textlist_index("TPs")
			if current_index ~= nil and #list >= current_index then
				local new_path = core.get_texturepath()..DIR_DELIM..list[current_index]
				if list[current_index] == "None" then new_path = "" end

				core.setting_set("texture_path", new_path)
			end
		end
		return true
	end
	return false
end