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--[[
Minetest
Copyright (C) 2018-2020 SmallJoker, 2022 rubenwardy
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.
]]
if not core.get_http_api then
function check_new_version()
end
return
end
local function version_info_formspec(data)
local cur_ver = core.get_version()
local title = fgettext("A new $1 version is available", cur_ver.project)
local message =
fgettext("Installed version: $1\nNew version: $2\n" ..
"Visit $3 to find out how to get the newest version and stay up to date" ..
" with features and bugfixes.",
cur_ver.string, data.new_version or "", data.url or "")
local fs = {
"formspec_version[3]",
"size[12.8,7]",
"style_type[label;textcolor=#0E0]",
"label[0.5,0.8;", core.formspec_escape(title), "]",
"textarea[0.4,1.6;12,3.4;;;",
core.formspec_escape(message), "]",
"container[0.4,5.8]",
"button[0.0,0;4.0,0.8;version_check_visit;", fgettext("Visit website"), "]",
"button[4.5,0;3.5,0.8;version_check_remind;", fgettext("Later"), "]",
"button[8.5.5,0;3.5,0.8;version_check_never;", fgettext("Never"), "]",
"container_end[]",
}
return table.concat(fs, "")
end
local function version_info_buttonhandler(this, fields)
if fields.version_check_remind then
-- Erase last known, user will be reminded again at next check
core.settings:set("update_last_known", "")
this:delete()
return true
end
if fields.version_check_never then
core.settings:set("update_last_checked", "disabled")
this:delete()
return true
end
if fields.version_check_visit then
if type(this.data.url) == "string" then
core.open_url(this.data.url)
end
this:delete()
return true
end
return false
end
local function create_version_info_dlg(new_version, url)
assert(type(new_version) == "string")
assert(type(url) == "string")
local retval = dialog_create("version_info",
version_info_formspec,
version_info_buttonhandler,
nil)
retval.data.new_version = new_version
retval.data.url = url
return retval
end
local function get_current_version_code()
-- Format: Major.Minor.Patch
-- Convert to MMMNNNPPP
local cur_string = core.get_version().string
local cur_major, cur_minor, cur_patch = cur_string:match("^(%d+).(%d+).(%d+)")
if not cur_patch then
core.log("error", "Failed to parse version numbers (invalid tag format?)")
return
end
return (cur_major * 1000 + cur_minor) * 1000 + cur_patch
end
local function on_version_info_received(json)
local maintab = ui.find_by_name("maintab")
if maintab.hidden then
-- Another dialog is open, abort.
return
end
local known_update = tonumber(core.settings:get("update_last_known")) or 0
-- Format: MMNNPPP (Major, Minor, Patch)
local new_number = type(json.latest) == "table" and json.latest.version_code
if type(new_number) ~= "number" then
core.log("error", "Failed to read version number (invalid response?)")
return
end
local cur_number = get_current_version_code()
if new_number <= known_update or new_number < cur_number then
return
end
-- Also consider updating from 1.2.3-dev to 1.2.3
if new_number == cur_number and not core.get_version().is_dev then
return
end
core.settings:set("update_last_known", tostring(new_number))
-- Show version info dialog (once)
maintab:hide()
local version_info_dlg = create_version_info_dlg(json.latest.version, json.latest.url)
version_info_dlg:set_parent(maintab)
version_info_dlg:show()
ui.update()
end
function check_new_version()
local url = core.settings:get("update_information_url")
if core.settings:get("update_last_checked") == "disabled" or
url == "" then
-- Never show any updates
return
end
local time_now = os.time()
local time_checked = tonumber(core.settings:get("update_last_checked")) or 0
if time_now - time_checked < 2 * 24 * 3600 then
-- Check interval of 2 entire days
return
end
core.settings:set("update_last_checked", tostring(time_now))
core.handle_async(function(params)
local http = core.get_http_api()
return http.fetch_sync(params)
end, { url = url }, function(result)
local json = result.succeeded and core.parse_json(result.data)
if type(json) ~= "table" or not json.latest then
core.log("error", "Failed to read JSON output from " .. url ..
", status code = " .. result.code)
return
end
on_version_info_received(json)
end)
end
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