minetest/builtin/mainmenu/pkgmgr.lua

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--Minetest
--Copyright (C) 2013 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 get_last_folder(text,count)
local parts = text:split(DIR_DELIM)
if count == nil then
return parts[#parts]
end
local retval = ""
for i=1,count,1 do
retval = retval .. parts[#parts - (count-i)] .. DIR_DELIM
end
return retval
end
local function cleanup_path(temppath)
local parts = temppath:split("-")
temppath = ""
for i=1,#parts,1 do
if temppath ~= "" then
temppath = temppath .. "_"
end
temppath = temppath .. parts[i]
end
parts = temppath:split(".")
temppath = ""
for i=1,#parts,1 do
if temppath ~= "" then
temppath = temppath .. "_"
end
temppath = temppath .. parts[i]
end
parts = temppath:split("'")
temppath = ""
for i=1,#parts,1 do
if temppath ~= "" then
temppath = temppath .. ""
end
temppath = temppath .. parts[i]
end
parts = temppath:split(" ")
temppath = ""
for i=1,#parts,1 do
if temppath ~= "" then
temppath = temppath
end
temppath = temppath .. parts[i]
end
return temppath
end
local function load_texture_packs(txtpath, retval)
local list = core.get_dir_list(txtpath, true)
local current_texture_path = core.settings:get("texture_path")
for _, item in ipairs(list) do
if item ~= "base" then
local path = txtpath .. DIR_DELIM .. item .. DIR_DELIM
local conf = Settings(path .. "texture_pack.conf")
local enabled = path == current_texture_path
local title = conf:get("title")
-- list_* is only used if non-nil, else the regular versions are used.
retval[#retval + 1] = {
name = item,
title = title,
list_name = enabled and fgettext("$1 (Enabled)", item) or nil,
list_title = enabled and fgettext("$1 (Enabled)", title) or nil,
author = conf:get("author"),
release = tonumber(conf:get("release")) or 0,
type = "txp",
path = path,
enabled = enabled,
}
end
end
end
function get_mods(path, virtual_path, retval, modpack)
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local mods = core.get_dir_list(path, true)
for _, name in ipairs(mods) do
if name:sub(1, 1) ~= "." then
local mod_path = path .. DIR_DELIM .. name
local mod_virtual_path = virtual_path .. "/" .. name
local toadd = {
dir_name = name,
parent_dir = path,
}
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retval[#retval + 1] = toadd
-- Get config file
local mod_conf
local modpack_conf = io.open(mod_path .. DIR_DELIM .. "modpack.conf")
if modpack_conf then
toadd.is_modpack = true
modpack_conf:close()
mod_conf = Settings(mod_path .. DIR_DELIM .. "modpack.conf"):to_table()
if mod_conf.name then
name = mod_conf.name
toadd.is_name_explicit = true
end
else
mod_conf = Settings(mod_path .. DIR_DELIM .. "mod.conf"):to_table()
if mod_conf.name then
name = mod_conf.name
toadd.is_name_explicit = true
end
end
-- Read from config
toadd.name = name
toadd.title = mod_conf.title
toadd.author = mod_conf.author
toadd.release = tonumber(mod_conf.release) or 0
toadd.path = mod_path
toadd.virtual_path = mod_virtual_path
toadd.type = "mod"
-- Check modpack.txt
-- Note: modpack.conf is already checked above
local modpackfile = io.open(mod_path .. DIR_DELIM .. "modpack.txt")
if modpackfile then
modpackfile:close()
toadd.is_modpack = true
end
-- Deal with modpack contents
if modpack and modpack ~= "" then
toadd.modpack = modpack
elseif toadd.is_modpack then
toadd.type = "modpack"
toadd.is_modpack = true
get_mods(mod_path, mod_virtual_path, retval, name)
end
end
end
end
--modmanager implementation
pkgmgr = {}
function pkgmgr.get_texture_packs()
local txtpath = core.get_texturepath()
local txtpath_system = core.get_texturepath_share()
local retval = {}
load_texture_packs(txtpath, retval)
-- on portable versions these two paths coincide. It avoids loading the path twice
if txtpath ~= txtpath_system then
load_texture_packs(txtpath_system, retval)
end
table.sort(retval, function(a, b)
return a.name > b.name
end)
return retval
end
--------------------------------------------------------------------------------
function pkgmgr.get_folder_type(path)
local testfile = io.open(path .. DIR_DELIM .. "init.lua","r")
if testfile ~= nil then
testfile:close()
return { type = "mod", path = path }
end
testfile = io.open(path .. DIR_DELIM .. "modpack.conf","r")
if testfile ~= nil then
testfile:close()
return { type = "modpack", path = path }
end
testfile = io.open(path .. DIR_DELIM .. "modpack.txt","r")
if testfile ~= nil then
testfile:close()
return { type = "modpack", path = path }
end
testfile = io.open(path .. DIR_DELIM .. "game.conf","r")
if testfile ~= nil then
testfile:close()
return { type = "game", path = path }
end
testfile = io.open(path .. DIR_DELIM .. "texture_pack.conf","r")
if testfile ~= nil then
testfile:close()
return { type = "txp", path = path }
end
return nil
end
-------------------------------------------------------------------------------
function pkgmgr.get_base_folder(temppath)
if temppath == nil then
return { type = "invalid", path = "" }
end
local ret = pkgmgr.get_folder_type(temppath)
if ret then
return ret
end
local subdirs = core.get_dir_list(temppath, true)
if #subdirs == 1 then
ret = pkgmgr.get_folder_type(temppath .. DIR_DELIM .. subdirs[1])
if ret then
return ret
else
return { type = "invalid", path = temppath .. DIR_DELIM .. subdirs[1] }
end
end
return nil
end
--------------------------------------------------------------------------------
function pkgmgr.isValidModname(modpath)
if modpath:find("-") ~= nil then
return false
end
return true
end
--------------------------------------------------------------------------------
function pkgmgr.parse_register_line(line)
local pos1 = line:find("\"")
local pos2 = nil
if pos1 ~= nil then
pos2 = line:find("\"",pos1+1)
end
if pos1 ~= nil and pos2 ~= nil then
local item = line:sub(pos1+1,pos2-1)
if item ~= nil and
item ~= "" then
local pos3 = item:find(":")
if pos3 ~= nil then
local retval = item:sub(1,pos3-1)
if retval ~= nil and
retval ~= "" then
return retval
end
end
end
end
return nil
end
--------------------------------------------------------------------------------
function pkgmgr.parse_dofile_line(modpath,line)
local pos1 = line:find("\"")
local pos2 = nil
if pos1 ~= nil then
pos2 = line:find("\"",pos1+1)
end
if pos1 ~= nil and pos2 ~= nil then
local filename = line:sub(pos1+1,pos2-1)
if filename ~= nil and
filename ~= "" and
filename:find(".lua") then
return pkgmgr.identify_modname(modpath,filename)
end
end
return nil
end
--------------------------------------------------------------------------------
function pkgmgr.identify_modname(modpath,filename)
local testfile = io.open(modpath .. DIR_DELIM .. filename,"r")
if testfile ~= nil then
local line = testfile:read()
while line~= nil do
local modname = nil
if line:find("minetest.register_tool") then
modname = pkgmgr.parse_register_line(line)
end
if line:find("minetest.register_craftitem") then
modname = pkgmgr.parse_register_line(line)
end
if line:find("minetest.register_node") then
modname = pkgmgr.parse_register_line(line)
end
if line:find("dofile") then
modname = pkgmgr.parse_dofile_line(modpath,line)
end
if modname ~= nil then
testfile:close()
return modname
end
line = testfile:read()
end
testfile:close()
end
return nil
end
--------------------------------------------------------------------------------
function pkgmgr.render_packagelist(render_list, use_technical_names)
if not render_list then
if not pkgmgr.global_mods then
pkgmgr.refresh_globals()
end
render_list = pkgmgr.global_mods
end
local list = render_list:get_list()
local retval = {}
for i, v in ipairs(list) do
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local color = ""
if v.is_modpack then
local rawlist = render_list:get_raw_list()
color = mt_color_dark_green
for j = 1, #rawlist, 1 do
if rawlist[j].modpack == list[i].name and
not rawlist[j].enabled then
-- Modpack not entirely enabled so showing as grey
color = mt_color_grey
break
end
end
elseif v.is_game_content or v.type == "game" then
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color = mt_color_blue
elseif v.enabled or v.type == "txp" then
color = mt_color_green
end
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retval[#retval + 1] = color
if v.modpack ~= nil or v.loc == "game" then
retval[#retval + 1] = "1"
else
retval[#retval + 1] = "0"
end
if use_technical_names then
retval[#retval + 1] = core.formspec_escape(v.list_name or v.name)
else
retval[#retval + 1] = core.formspec_escape(v.list_title or v.list_name or v.title or v.name)
end
end
return table.concat(retval, ",")
end
--------------------------------------------------------------------------------
function pkgmgr.get_dependencies(path)
if path == nil then
return {}, {}
end
local info = core.get_content_info(path)
return info.depends or {}, info.optional_depends or {}
end
----------- tests whether all of the mods in the modpack are enabled -----------
function pkgmgr.is_modpack_entirely_enabled(data, name)
local rawlist = data.list:get_raw_list()
for j = 1, #rawlist do
if rawlist[j].modpack == name and not rawlist[j].enabled then
return false
end
end
return true
end
local function disable_all_by_name(list, name, except)
for i=1, #list do
if list[i].name == name and list[i] ~= except then
list[i].enabled = false
end
end
end
---------- toggles or en/disables a mod or modpack and its dependencies --------
local function toggle_mod_or_modpack(list, toggled_mods, enabled_mods, toset, mod)
if not mod.is_modpack then
-- Toggle or en/disable the mod
if toset == nil then
toset = not mod.enabled
end
if mod.enabled ~= toset then
toggled_mods[#toggled_mods+1] = mod.name
end
if toset then
-- Mark this mod for recursive dependency traversal
enabled_mods[mod.name] = true
-- Disable other mods with the same name
disable_all_by_name(list, mod.name, mod)
end
mod.enabled = toset
else
-- Toggle or en/disable every mod in the modpack,
-- interleaved unsupported
for i = 1, #list do
if list[i].modpack == mod.name then
toggle_mod_or_modpack(list, toggled_mods, enabled_mods, toset, list[i])
end
end
end
end
function pkgmgr.enable_mod(this, toset)
local list = this.data.list:get_list()
local mod = list[this.data.selected_mod]
-- Game mods can't be enabled or disabled
if mod.is_game_content then
return
end
local toggled_mods = {}
local enabled_mods = {}
toggle_mod_or_modpack(list, toggled_mods, enabled_mods, toset, mod)
toset = mod.enabled -- Update if toggled
if not toset then
-- Mod(s) were disabled, so no dependencies need to be enabled
table.sort(toggled_mods)
core.log("info", "Following mods were disabled: " ..
table.concat(toggled_mods, ", "))
return
end
-- Enable mods' depends after activation
-- Make a list of mod ids indexed by their names
local mod_ids = {}
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for id, mod2 in pairs(list) do
if mod2.type == "mod" and not mod2.is_modpack then
mod_ids[mod2.name] = id
end
end
-- to_enable is used as a DFS stack with sp as stack pointer
local to_enable = {}
local sp = 0
for name in pairs(enabled_mods) do
local depends = pkgmgr.get_dependencies(list[mod_ids[name]].path)
for i = 1, #depends do
local dependency_name = depends[i]
if not enabled_mods[dependency_name] then
sp = sp+1
to_enable[sp] = dependency_name
end
end
end
-- If sp is 0, every dependency is already activated
while sp > 0 do
local name = to_enable[sp]
sp = sp-1
if not enabled_mods[name] then
enabled_mods[name] = true
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local mod_to_enable = list[mod_ids[name]]
if not mod_to_enable then
core.log("warning", "Mod dependency \"" .. name ..
"\" not found!")
else
if not mod_to_enable.enabled then
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mod_to_enable.enabled = true
toggled_mods[#toggled_mods+1] = mod_to_enable.name
end
-- Push the dependencies of the dependency onto the stack
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local depends = pkgmgr.get_dependencies(mod_to_enable.path)
for i = 1, #depends do
if not enabled_mods[name] then
sp = sp+1
to_enable[sp] = depends[i]
end
end
end
end
end
-- Log the list of enabled mods
table.sort(toggled_mods)
core.log("info", "Following mods were enabled: " ..
table.concat(toggled_mods, ", "))
end
--------------------------------------------------------------------------------
function pkgmgr.get_worldconfig(worldpath)
local filename = worldpath ..
DIR_DELIM .. "world.mt"
local worldfile = Settings(filename)
local worldconfig = {}
worldconfig.global_mods = {}
worldconfig.game_mods = {}
for key,value in pairs(worldfile:to_table()) do
if key == "gameid" then
worldconfig.id = value
elseif key:sub(0, 9) == "load_mod_" then
-- Compatibility: Check against "nil" which was erroneously used
-- as value for fresh configured worlds
worldconfig.global_mods[key] = value ~= "false" and value ~= "nil"
and value
else
worldconfig[key] = value
end
end
--read gamemods
local gamespec = pkgmgr.find_by_gameid(worldconfig.id)
pkgmgr.get_game_mods(gamespec, worldconfig.game_mods)
return worldconfig
end
--------------------------------------------------------------------------------
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function pkgmgr.install_dir(type, path, basename, targetpath)
local basefolder = pkgmgr.get_base_folder(path)
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-- There's no good way to detect a texture pack, so let's just assume
-- it's correct for now.
if type == "txp" then
if basefolder and basefolder.type ~= "invalid" and basefolder.type ~= "txp" then
return nil, fgettext("Unable to install a $1 as a texture pack", basefolder.type)
end
local from = basefolder and basefolder.path or path
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if targetpath then
core.delete_dir(targetpath)
else
targetpath = core.get_texturepath() .. DIR_DELIM .. basename
end
if not core.copy_dir(from, targetpath, false) then
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return nil,
fgettext("Failed to install $1 to $2", basename, targetpath)
end
return targetpath, nil
elseif not basefolder then
return nil, fgettext("Unable to find a valid mod or modpack")
end
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--
-- Get destination
--
if basefolder.type == "modpack" then
if type ~= "mod" then
return nil, fgettext("Unable to install a modpack as a $1", type)
end
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-- Get destination name for modpack
if targetpath then
core.delete_dir(targetpath)
else
local clean_path = nil
if basename ~= nil then
clean_path = basename
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end
if not clean_path then
clean_path = get_last_folder(cleanup_path(basefolder.path))
end
if clean_path then
targetpath = core.get_modpath() .. DIR_DELIM .. clean_path
else
return nil,
fgettext("Install Mod: Unable to find suitable folder name for modpack $1",
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path)
end
end
elseif basefolder.type == "mod" then
if type ~= "mod" then
return nil, fgettext("Unable to install a mod as a $1", type)
end
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if targetpath then
core.delete_dir(targetpath)
else
local targetfolder = basename
if targetfolder == nil then
targetfolder = pkgmgr.identify_modname(basefolder.path, "init.lua")
end
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-- If heuristic failed try to use current foldername
if targetfolder == nil then
targetfolder = get_last_folder(basefolder.path)
end
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if targetfolder ~= nil and pkgmgr.isValidModname(targetfolder) then
targetpath = core.get_modpath() .. DIR_DELIM .. targetfolder
else
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return nil, fgettext("Install Mod: Unable to find real mod name for: $1", path)
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end
end
elseif basefolder.type == "game" then
if type ~= "game" then
return nil, fgettext("Unable to install a game as a $1", type)
end
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if targetpath then
core.delete_dir(targetpath)
else
targetpath = core.get_gamepath() .. DIR_DELIM .. basename
end
end
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-- Copy it
if not core.copy_dir(basefolder.path, targetpath, false) then
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return nil,
fgettext("Failed to install $1 to $2", basename, targetpath)
end
if basefolder.type == "game" then
pkgmgr.update_gamelist()
else
pkgmgr.refresh_globals()
end
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return targetpath, nil
end
--------------------------------------------------------------------------------
function pkgmgr.preparemodlist(data)
local retval = {}
local global_mods = {}
local game_mods = {}
--read global mods
local modpaths = core.get_modpaths()
for key, modpath in pairs(modpaths) do
get_mods(modpath, key, global_mods)
end
for i=1,#global_mods,1 do
global_mods[i].type = "mod"
global_mods[i].loc = "global"
global_mods[i].enabled = false
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retval[#retval + 1] = global_mods[i]
end
--read game mods
local gamespec = pkgmgr.find_by_gameid(data.gameid)
pkgmgr.get_game_mods(gamespec, game_mods)
if #game_mods > 0 then
-- Add title
retval[#retval + 1] = {
type = "game",
is_game_content = true,
name = fgettext("$1 mods", gamespec.name),
path = gamespec.path
}
end
for i=1,#game_mods,1 do
game_mods[i].type = "mod"
game_mods[i].loc = "game"
game_mods[i].is_game_content = true
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retval[#retval + 1] = game_mods[i]
end
if data.worldpath == nil then
return retval
end
--read world mod configuration
local filename = data.worldpath ..
DIR_DELIM .. "world.mt"
local worldfile = Settings(filename)
for key, value in pairs(worldfile:to_table()) do
if key:sub(1, 9) == "load_mod_" then
key = key:sub(10)
local mod_found = false
local fallback_found = false
local fallback_mod = nil
for i=1, #retval do
if retval[i].name == key and
not retval[i].is_modpack then
if core.is_yes(value) or retval[i].virtual_path == value then
retval[i].enabled = true
mod_found = true
break
elseif fallback_found then
-- Only allow fallback if only one mod matches
fallback_mod = nil
else
fallback_found = true
fallback_mod = retval[i]
end
end
end
if not mod_found then
if fallback_mod and value:find("/") then
fallback_mod.enabled = true
else
core.log("info", "Mod: " .. key .. " " .. dump(value) .. " but not found")
end
end
end
end
return retval
end
function pkgmgr.compare_package(a, b)
return a and b and a.name == b.name and a.path == b.path
end
--------------------------------------------------------------------------------
function pkgmgr.comparemod(elem1,elem2)
if elem1 == nil or elem2 == nil then
return false
end
if elem1.name ~= elem2.name then
return false
end
if elem1.is_modpack ~= elem2.is_modpack then
return false
end
if elem1.type ~= elem2.type then
return false
end
if elem1.modpack ~= elem2.modpack then
return false
end
if elem1.path ~= elem2.path then
return false
end
return true
end
--------------------------------------------------------------------------------
function pkgmgr.mod_exists(basename)
if pkgmgr.global_mods == nil then
pkgmgr.refresh_globals()
end
if pkgmgr.global_mods:raw_index_by_uid(basename) > 0 then
return true
end
return false
end
--------------------------------------------------------------------------------
function pkgmgr.get_global_mod(idx)
if pkgmgr.global_mods == nil then
return nil
end
if idx == nil or idx < 1 or
idx > pkgmgr.global_mods:size() then
return nil
end
return pkgmgr.global_mods:get_list()[idx]
end
--------------------------------------------------------------------------------
function pkgmgr.refresh_globals()
local function is_equal(element,uid) --uid match
if element.name == uid then
return true
end
end
pkgmgr.global_mods = filterlist.create(pkgmgr.preparemodlist,
pkgmgr.comparemod, is_equal, nil, {})
pkgmgr.global_mods:add_sort_mechanism("alphabetic", sort_mod_list)
pkgmgr.global_mods:set_sortmode("alphabetic")
end
--------------------------------------------------------------------------------
function pkgmgr.find_by_gameid(gameid)
for i=1,#pkgmgr.games,1 do
if pkgmgr.games[i].id == gameid then
return pkgmgr.games[i], i
end
end
return nil, nil
end
--------------------------------------------------------------------------------
function pkgmgr.get_game_mods(gamespec, retval)
if gamespec ~= nil and
gamespec.gamemods_path ~= nil and
gamespec.gamemods_path ~= "" then
get_mods(gamespec.gamemods_path, ("games/%s/mods"):format(gamespec.id), retval)
end
end
--------------------------------------------------------------------------------
function pkgmgr.get_game_modlist(gamespec)
local retval = ""
local game_mods = {}
pkgmgr.get_game_mods(gamespec, game_mods)
for i=1,#game_mods,1 do
if retval ~= "" then
retval = retval..","
end
retval = retval .. game_mods[i].name
end
return retval
end
--------------------------------------------------------------------------------
function pkgmgr.get_game(index)
if index > 0 and index <= #pkgmgr.games then
return pkgmgr.games[index]
end
return nil
end
--------------------------------------------------------------------------------
function pkgmgr.update_gamelist()
pkgmgr.games = core.get_games()
end
--------------------------------------------------------------------------------
function pkgmgr.gamelist()
local retval = ""
if #pkgmgr.games > 0 then
retval = retval .. core.formspec_escape(pkgmgr.games[1].name)
for i=2,#pkgmgr.games,1 do
retval = retval .. "," .. core.formspec_escape(pkgmgr.games[i].name)
end
end
return retval
end
--------------------------------------------------------------------------------
-- read initial data
--------------------------------------------------------------------------------
pkgmgr.update_gamelist()