minetest/builtin/mainmenu/tab_online.lua
ChimneySwift 6c42ebfafa Escape special characters when searching the server list ()
Simple fix to stop searching for "[" or other special characters causing a crash.
2018-11-10 14:46:51 +01:00

360 lines
10 KiB
Lua

--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 get_formspec(tabview, name, tabdata)
-- Update the cached supported proto info,
-- it may have changed after a change by the settings menu.
common_update_cached_supp_proto()
local fav_selected = nil
if menudata.search_result then
fav_selected = menudata.search_result[tabdata.fav_selected]
else
fav_selected = menudata.favorites[tabdata.fav_selected]
end
if not tabdata.search_for then
tabdata.search_for = ""
end
local retval =
-- Search
"field[0.15,0.075;5.91,1;te_search;;" .. core.formspec_escape(tabdata.search_for) .. "]" ..
"button[5.62,-0.25;1.5,1;btn_mp_search;" .. fgettext("Search") .. "]" ..
"image_button[6.97,-.165;.83,.83;" .. core.formspec_escape(defaulttexturedir .. "refresh.png")
.. ";btn_mp_refresh;" .. fgettext("") .. "]" ..
-- Address / Port
"label[7.75,-0.25;" .. fgettext("Address / Port") .. "]" ..
"field[8,0.65;3.25,0.5;te_address;;" ..
core.formspec_escape(core.settings:get("address")) .. "]" ..
"field[11.1,0.65;1.4,0.5;te_port;;" ..
core.formspec_escape(core.settings:get("remote_port")) .. "]" ..
-- Name / Password
"label[7.75,0.95;" .. fgettext("Name / Password") .. "]" ..
"field[8,1.85;2.9,0.5;te_name;;" ..
core.formspec_escape(core.settings:get("name")) .. "]" ..
"pwdfield[10.73,1.85;1.77,0.5;te_pwd;]" ..
-- Description Background
"box[7.73,2.25;4.25,2.6;#999999]"..
-- Connect
"button[9.88,4.9;2.3,1;btn_mp_connect;" .. fgettext("Connect") .. "]"
if tabdata.fav_selected and fav_selected then
if gamedata.fav then
retval = retval .. "button[7.73,4.9;2.3,1;btn_delete_favorite;" ..
fgettext("Del. Favorite") .. "]"
end
if fav_selected.description then
retval = retval .. "textarea[8.1,2.3;4.23,2.9;;;" ..
core.formspec_escape((gamedata.serverdescription or ""), true) .. "]"
end
end
--favourites
retval = retval .. "tablecolumns[" ..
image_column(fgettext("Favorite"), "favorite") .. ";" ..
image_column(fgettext("Ping")) .. ",padding=0.25;" ..
"color,span=3;" ..
"text,align=right;" .. -- clients
"text,align=center,padding=0.25;" .. -- "/"
"text,align=right,padding=0.25;" .. -- clients_max
image_column(fgettext("Creative mode"), "creative") .. ",padding=1;" ..
image_column(fgettext("Damage enabled"), "damage") .. ",padding=0.25;" ..
image_column(fgettext("PvP enabled"), "pvp") .. ",padding=0.25;" ..
"color,span=1;" ..
"text,padding=1]" ..
"table[-0.15,0.6;7.75,5.15;favourites;"
if menudata.search_result then
for i = 1, #menudata.search_result do
local favs = core.get_favorites("local")
local server = menudata.search_result[i]
for fav_id = 1, #favs do
if server.address == favs[fav_id].address and
server.port == favs[fav_id].port then
server.is_favorite = true
end
end
if i ~= 1 then
retval = retval .. ","
end
retval = retval .. render_serverlist_row(server, server.is_favorite)
end
elseif #menudata.favorites > 0 then
local favs = core.get_favorites("local")
if #favs > 0 then
for i = 1, #favs do
for j = 1, #menudata.favorites do
if menudata.favorites[j].address == favs[i].address and
menudata.favorites[j].port == favs[i].port then
table.insert(menudata.favorites, i, table.remove(menudata.favorites, j))
end
end
if favs[i].address ~= menudata.favorites[i].address then
table.insert(menudata.favorites, i, favs[i])
end
end
end
retval = retval .. render_serverlist_row(menudata.favorites[1], (#favs > 0))
for i = 2, #menudata.favorites do
retval = retval .. "," .. render_serverlist_row(menudata.favorites[i], (i <= #favs))
end
end
if tabdata.fav_selected then
retval = retval .. ";" .. tabdata.fav_selected .. "]"
else
retval = retval .. ";0]"
end
return retval
end
--------------------------------------------------------------------------------
local function main_button_handler(tabview, fields, name, tabdata)
local serverlist = menudata.search_result or menudata.favorites
if fields.te_name then
gamedata.playername = fields.te_name
core.settings:set("name", fields.te_name)
end
if fields.favourites then
local event = core.explode_table_event(fields.favourites)
local fav = serverlist[event.row]
if event.type == "DCL" then
if event.row <= #serverlist then
if menudata.favorites_is_public and
not is_server_protocol_compat_or_error(
fav.proto_min, fav.proto_max) then
return true
end
gamedata.address = fav.address
gamedata.port = fav.port
gamedata.playername = fields.te_name
gamedata.selected_world = 0
if fields.te_pwd then
gamedata.password = fields.te_pwd
end
gamedata.servername = fav.name
gamedata.serverdescription = fav.description
if gamedata.address and gamedata.port then
core.settings:set("address", gamedata.address)
core.settings:set("remote_port", gamedata.port)
core.start()
end
end
return true
end
if event.type == "CHG" then
if event.row <= #serverlist then
gamedata.fav = false
local favs = core.get_favorites("local")
local address = fav.address
local port = fav.port
gamedata.serverdescription = fav.description
for i = 1, #favs do
if fav.address == favs[i].address and
fav.port == favs[i].port then
gamedata.fav = true
end
end
if address and port then
core.settings:set("address", address)
core.settings:set("remote_port", port)
end
tabdata.fav_selected = event.row
end
return true
end
end
if fields.key_up or fields.key_down then
local fav_idx = core.get_table_index("favourites")
local fav = serverlist[fav_idx]
if fav_idx then
if fields.key_up and fav_idx > 1 then
fav_idx = fav_idx - 1
elseif fields.key_down and fav_idx < #menudata.favorites then
fav_idx = fav_idx + 1
end
else
fav_idx = 1
end
if not menudata.favorites or not fav then
tabdata.fav_selected = 0
return true
end
local address = fav.address
local port = fav.port
gamedata.serverdescription = fav.description
if address and port then
core.settings:set("address", address)
core.settings:set("remote_port", port)
end
tabdata.fav_selected = fav_idx
return true
end
if fields.btn_delete_favorite then
local current_favourite = core.get_table_index("favourites")
if not current_favourite then return end
core.delete_favorite(current_favourite)
asyncOnlineFavourites()
tabdata.fav_selected = nil
core.settings:set("address", "")
core.settings:set("remote_port", "30000")
return true
end
if fields.btn_mp_search or fields.key_enter_field == "te_search" then
tabdata.fav_selected = 1
local input = fields.te_search:lower()
tabdata.search_for = fields.te_search
if #menudata.favorites < 2 then
return true
end
menudata.search_result = {}
-- setup the keyword list
local keywords = {}
for word in input:gmatch("%S+") do
word = word:gsub("(%W)", "%%%1")
table.insert(keywords, word)
end
if #keywords == 0 then
menudata.search_result = nil
return true
end
-- Search the serverlist
local search_result = {}
for i = 1, #menudata.favorites do
local server = menudata.favorites[i]
local found = 0
for k = 1, #keywords do
local keyword = keywords[k]
if server.name then
local name = server.name:lower()
local _, count = name:gsub(keyword, keyword)
found = found + count * 4
end
if server.description then
local desc = server.description:lower()
local _, count = desc:gsub(keyword, keyword)
found = found + count * 2
end
end
if found > 0 then
local points = (#menudata.favorites - i) / 5 + found
server.points = points
table.insert(search_result, server)
end
end
if #search_result > 0 then
table.sort(search_result, function(a, b)
return a.points > b.points
end)
menudata.search_result = search_result
local first_server = search_result[1]
core.settings:set("address", first_server.address)
core.settings:set("remote_port", first_server.port)
gamedata.serverdescription = first_server.description
end
return true
end
if fields.btn_mp_refresh then
asyncOnlineFavourites()
return true
end
if (fields.btn_mp_connect or fields.key_enter)
and fields.te_address ~= "" and fields.te_port then
gamedata.playername = fields.te_name
gamedata.password = fields.te_pwd
gamedata.address = fields.te_address
gamedata.port = fields.te_port
gamedata.selected_world = 0
local fav_idx = core.get_table_index("favourites")
local fav = serverlist[fav_idx]
if fav_idx and fav_idx <= #serverlist and
fav.address == fields.te_address and
fav.port == fields.te_port then
gamedata.servername = fav.name
gamedata.serverdescription = fav.description
if menudata.favorites_is_public and
not is_server_protocol_compat_or_error(
fav.proto_min, fav.proto_max) then
return true
end
else
gamedata.servername = ""
gamedata.serverdescription = ""
end
core.settings:set("address", fields.te_address)
core.settings:set("remote_port", fields.te_port)
core.start()
return true
end
return false
end
local function on_change(type, old_tab, new_tab)
if type == "LEAVE" then return end
asyncOnlineFavourites()
end
--------------------------------------------------------------------------------
return {
name = "online",
caption = fgettext("Join Game"),
cbf_formspec = get_formspec,
cbf_button_handler = main_button_handler,
on_change = on_change
}