aboutsummaryrefslogtreecommitdiff
path: root/builtin/mainmenu/tab_texturepacks.lua
blob: 4638beaa15a26a06b5cdaebe8ba3add50b3c81ba (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
--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 = {}

	for _, item in ipairs(list) do
		if item ~= "base" then
			retval[#retval + 1] = item
		end
	end

	table.sort(retval)
	table.insert(retval, 1, fgettext("None"))

	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 not index 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
			core.log("deprecated", "info.txt is deprecated. 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
	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;4.05,2.7;" .. core.formspec_escape(screenfile or no_screenshot) .. "]" ..
			"textarea[0.6,2.85;3.7,1.5;;" .. core.formspec_escape(infotext or "") .. ";]"
end

--------------------------------------------------------------------------------
local function main_button_handler(tabview, fields, name, tabdata)
	if fields["TPs"] 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 and #list >= current_index then
				local new_path = core.get_texturepath() .. DIR_DELIM .. list[current_index]
				if list[current_index] == fgettext("None") then
					new_path = ""
				end
				core.setting_set("texture_path", new_path)
			end
		end
		return true
	end
	return false
end

--------------------------------------------------------------------------------
return {
	name = "texturepacks",
	caption = fgettext("Texturepacks"),
	cbf_formspec = get_formspec,
	cbf_button_handler = main_button_handler,
	on_change = nil
}