2 --Copyright (C) 2014 sapier
4 --This program is free software; you can redistribute it and/or modify
5 --it under the terms of the GNU Lesser General Public License as published by
6 --the Free Software Foundation; either version 2.1 of the License, or
7 --(at your option) any later version.
9 --This program is distributed in the hope that it will be useful,
10 --but WITHOUT ANY WARRANTY; without even the implied warranty of
11 --MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 --GNU Lesser General Public License for more details.
14 --You should have received a copy of the GNU Lesser General Public License along
15 --with this program; if not, write to the Free Software Foundation, Inc.,
16 --51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 --------------------------------------------------------------------------------
19 --------------------------------------------------------------------------------
22 --------------------------------------------------------------------------------
23 -- Local cached values
24 --------------------------------------------------------------------------------
25 local min_supp_proto, max_supp_proto
27 function common_update_cached_supp_proto()
28 min_supp_proto = core.get_min_supp_proto()
29 max_supp_proto = core.get_max_supp_proto()
31 common_update_cached_supp_proto()
32 --------------------------------------------------------------------------------
33 -- Menu helper functions
34 --------------------------------------------------------------------------------
36 --------------------------------------------------------------------------------
37 local function render_client_count(n)
38 if n > 99 then return '99+'
39 elseif n >= 0 then return tostring(n)
43 local function configure_selected_world_params(idx)
44 local worldconfig = pkgmgr.get_worldconfig(menudata.worldlist:get_list()[idx].path)
45 if worldconfig.creative_mode then
46 core.settings:set("creative_mode", worldconfig.creative_mode)
48 if worldconfig.enable_damage then
49 core.settings:set("enable_damage", worldconfig.enable_damage)
53 --------------------------------------------------------------------------------
54 function image_column(tooltip, flagname)
55 return "image,tooltip=" .. core.formspec_escape(tooltip) .. "," ..
56 "0=" .. core.formspec_escape(defaulttexturedir .. "blank.png") .. "," ..
57 "1=" .. core.formspec_escape(defaulttexturedir ..
58 (flagname and "server_flags_" .. flagname .. ".png" or "blank.png")) .. "," ..
59 "2=" .. core.formspec_escape(defaulttexturedir .. "server_ping_4.png") .. "," ..
60 "3=" .. core.formspec_escape(defaulttexturedir .. "server_ping_3.png") .. "," ..
61 "4=" .. core.formspec_escape(defaulttexturedir .. "server_ping_2.png") .. "," ..
62 "5=" .. core.formspec_escape(defaulttexturedir .. "server_ping_1.png")
66 --------------------------------------------------------------------------------
67 function render_serverlist_row(spec, is_favorite)
70 text = text .. core.formspec_escape(spec.name:trim())
71 elseif spec.address then
72 text = text .. core.formspec_escape(spec.address:trim())
74 text = text .. ":" .. spec.port
78 local grey_out = not is_server_protocol_compat(spec.proto_min, spec.proto_max)
88 local ping = spec.ping * 1000
90 details = details .. "2,"
91 elseif ping <= 100 then
92 details = details .. "3,"
93 elseif ping <= 250 then
94 details = details .. "4,"
96 details = details .. "5,"
99 details = details .. "0,"
102 if spec.clients and spec.clients_max then
103 local clients_percent = 100 * spec.clients / spec.clients_max
105 -- Choose a color depending on how many clients are connected
106 -- (relatively to clients_max)
108 if grey_out then clients_color = '#aaaaaa'
109 elseif spec.clients == 0 then clients_color = '' -- 0 players: default/white
110 elseif clients_percent <= 60 then clients_color = '#a1e587' -- 0-60%: green
111 elseif clients_percent <= 90 then clients_color = '#ffdc97' -- 60-90%: yellow
112 elseif clients_percent == 100 then clients_color = '#dd5b5b' -- full server: red (darker)
113 else clients_color = '#ffba97' -- 90-100%: orange
116 details = details .. clients_color .. ',' ..
117 render_client_count(spec.clients) .. ',/,' ..
118 render_client_count(spec.clients_max) .. ','
121 details = details .. '#aaaaaa,?,/,?,'
123 details = details .. ',?,/,?,'
126 if spec.creative then
127 details = details .. "1,"
129 details = details .. "0,"
133 details = details .. "1,"
135 details = details .. "0,"
139 details = details .. "1,"
141 details = details .. "0,"
144 return details .. (grey_out and '#aaaaaa,' or ',') .. text
147 --------------------------------------------------------------------------------
148 os.tempfolder = function()
149 if core.settings:get("TMPFolder") then
150 return core.settings:get("TMPFolder") .. DIR_DELIM .. "MT_" .. math.random(0,10000)
153 local filetocheck = os.tmpname()
154 os.remove(filetocheck)
157 -- https://blogs.msdn.microsoft.com/vcblog/2014/06/18/c-runtime-crt-features-fixes-and-breaking-changes-in-visual-studio-14-ctp1/
158 -- The C runtime (CRT) function called by os.tmpname is tmpnam.
159 -- Microsofts tmpnam implementation in older CRT / MSVC releases is defective.
160 -- tmpnam return values starting with a backslash characterize this behavior.
161 -- https://sourceforge.net/p/mingw-w64/bugs/555/
162 -- MinGW tmpnam implementation is forwarded to the CRT directly.
163 -- https://sourceforge.net/p/mingw-w64/discussion/723797/thread/55520785/
164 -- MinGW links to an older CRT release (msvcrt.dll).
165 -- Due to legal concerns MinGW will never use a newer CRT.
167 -- Make use of TEMP to compose the temporary filename if an old
168 -- style tmpnam return value is detected.
169 if filetocheck:sub(1, 1) == "\\" then
170 local tempfolder = os.getenv("TEMP")
171 return tempfolder .. filetocheck
174 local randname = "MTTempModFolder_" .. math.random(0,10000)
175 local backstring = filetocheck:reverse()
176 return filetocheck:sub(0, filetocheck:len() - backstring:find(DIR_DELIM) + 1) ..
180 --------------------------------------------------------------------------------
181 function menu_render_worldlist()
183 local current_worldlist = menudata.worldlist:get_list()
185 for i, v in ipairs(current_worldlist) do
186 if retval ~= "" then retval = retval .. "," end
187 retval = retval .. core.formspec_escape(v.name) ..
188 " \\[" .. core.formspec_escape(v.gameid) .. "\\]"
194 --------------------------------------------------------------------------------
195 function menu_handle_key_up_down(fields, textlist, settingname)
196 local oldidx, newidx = core.get_textlist_index(textlist), 1
197 if fields.key_up or fields.key_down then
198 if fields.key_up and oldidx and oldidx > 1 then
200 elseif fields.key_down and oldidx and
201 oldidx < menudata.worldlist:size() then
204 core.settings:set(settingname, menudata.worldlist:get_raw_index(newidx))
205 configure_selected_world_params(newidx)
211 --------------------------------------------------------------------------------
212 function text2textlist(xpos, ypos, width, height, tl_name, textlen, text, transparency)
213 local textlines = core.wrap_text(text, textlen, true)
214 local retval = "textlist[" .. xpos .. "," .. ypos .. ";" .. width ..
215 "," .. height .. ";" .. tl_name .. ";"
217 for i = 1, #textlines do
218 textlines[i] = textlines[i]:gsub("\r", "")
219 retval = retval .. core.formspec_escape(textlines[i]) .. ","
222 retval = retval .. ";0;"
223 if transparency then retval = retval .. "true" end
224 retval = retval .. "]"
229 --------------------------------------------------------------------------------
230 function is_server_protocol_compat(server_proto_min, server_proto_max)
231 if (not server_proto_min) or (not server_proto_max) then
232 -- There is no info. Assume the best and act as if we would be compatible.
235 return min_supp_proto <= server_proto_max and max_supp_proto >= server_proto_min
237 --------------------------------------------------------------------------------
238 function is_server_protocol_compat_or_error(server_proto_min, server_proto_max)
239 if not is_server_protocol_compat(server_proto_min, server_proto_max) then
240 local server_prot_ver_info, client_prot_ver_info
241 local s_p_min = server_proto_min
242 local s_p_max = server_proto_max
244 if s_p_min ~= s_p_max then
245 server_prot_ver_info = fgettext_ne("Server supports protocol versions between $1 and $2. ",
248 server_prot_ver_info = fgettext_ne("Server enforces protocol version $1. ",
251 if min_supp_proto ~= max_supp_proto then
252 client_prot_ver_info= fgettext_ne("We support protocol versions between version $1 and $2.",
253 min_supp_proto, max_supp_proto)
255 client_prot_ver_info = fgettext_ne("We only support protocol version $1.", min_supp_proto)
257 gamedata.errormessage = fgettext_ne("Protocol version mismatch. ")
258 .. server_prot_ver_info
259 .. client_prot_ver_info
265 --------------------------------------------------------------------------------
266 function menu_worldmt(selected, setting, value)
267 local world = menudata.worldlist:get_list()[selected]
269 local filename = world.path .. DIR_DELIM .. "world.mt"
270 local world_conf = Settings(filename)
273 if not world_conf:write() then
274 core.log("error", "Failed to write world config file")
276 world_conf:set(setting, value)
279 return world_conf:get(setting)
286 function menu_worldmt_legacy(selected)
287 local modes_names = {"creative_mode", "enable_damage", "server_announce"}
288 for _, mode_name in pairs(modes_names) do
289 local mode_val = menu_worldmt(selected, mode_name)
291 core.settings:set(mode_name, mode_val)
293 menu_worldmt(selected, mode_name, core.settings:get(mode_name))