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-rw-r--r--builtin/common/after.lua33
-rw-r--r--builtin/common/chatcommands.lua112
-rw-r--r--builtin/common/filterlist.lua3
-rw-r--r--builtin/common/misc_helpers.lua106
-rw-r--r--builtin/common/serialize.lua4
-rw-r--r--builtin/common/strict.lua5
-rw-r--r--builtin/common/vector.lua5
7 files changed, 256 insertions, 12 deletions
diff --git a/builtin/common/after.lua b/builtin/common/after.lua
new file mode 100644
index 000000000..cdfaaab86
--- /dev/null
+++ b/builtin/common/after.lua
@@ -0,0 +1,33 @@
+local jobs = {}
+local time = 0.0
+
+core.register_globalstep(function(dtime)
+ time = time + dtime
+
+ if #jobs < 1 then
+ return
+ end
+
+ -- Iterate backwards so that we miss any new timers added by
+ -- a timer callback, and so that we don't skip the next timer
+ -- in the list if we remove one.
+ for i = #jobs, 1, -1 do
+ local job = jobs[i]
+ if time >= job.expire then
+ core.set_last_run_mod(job.mod_origin)
+ job.func(unpack(job.arg))
+ table.remove(jobs, i)
+ end
+ end
+end)
+
+function core.after(after, func, ...)
+ assert(tonumber(after) and type(func) == "function",
+ "Invalid core.after invocation")
+ jobs[#jobs + 1] = {
+ func = func,
+ expire = time + after,
+ arg = {...},
+ mod_origin = core.get_last_run_mod()
+ }
+end
diff --git a/builtin/common/chatcommands.lua b/builtin/common/chatcommands.lua
new file mode 100644
index 000000000..e8955c6b4
--- /dev/null
+++ b/builtin/common/chatcommands.lua
@@ -0,0 +1,112 @@
+-- Minetest: builtin/common/chatcommands.lua
+
+core.registered_chatcommands = {}
+
+function core.register_chatcommand(cmd, def)
+ def = def or {}
+ def.params = def.params or ""
+ def.description = def.description or ""
+ def.privs = def.privs or {}
+ def.mod_origin = core.get_current_modname() or "??"
+ core.registered_chatcommands[cmd] = def
+end
+
+function core.unregister_chatcommand(name)
+ if core.registered_chatcommands[name] then
+ core.registered_chatcommands[name] = nil
+ else
+ core.log("warning", "Not unregistering chatcommand " ..name..
+ " because it doesn't exist.")
+ end
+end
+
+function core.override_chatcommand(name, redefinition)
+ local chatcommand = core.registered_chatcommands[name]
+ assert(chatcommand, "Attempt to override non-existent chatcommand "..name)
+ for k, v in pairs(redefinition) do
+ rawset(chatcommand, k, v)
+ end
+ core.registered_chatcommands[name] = chatcommand
+end
+
+local cmd_marker = "/"
+
+local function gettext(...)
+ return ...
+end
+
+local function gettext_replace(text, replace)
+ return text:gsub("$1", replace)
+end
+
+
+if INIT == "client" then
+ cmd_marker = "."
+ gettext = core.gettext
+ gettext_replace = fgettext_ne
+end
+
+local function do_help_cmd(name, param)
+ local function format_help_line(cmd, def)
+ local msg = core.colorize("#00ffff", cmd_marker .. cmd)
+ if def.params and def.params ~= "" then
+ msg = msg .. " " .. def.params
+ end
+ if def.description and def.description ~= "" then
+ msg = msg .. ": " .. def.description
+ end
+ return msg
+ end
+ if param == "" then
+ local cmds = {}
+ for cmd, def in pairs(core.registered_chatcommands) do
+ if INIT == "client" or core.check_player_privs(name, def.privs) then
+ cmds[#cmds + 1] = cmd
+ end
+ end
+ table.sort(cmds)
+ return true, gettext("Available commands: ") .. table.concat(cmds, " ") .. "\n"
+ .. gettext_replace("Use '$1help <cmd>' to get more information,"
+ .. " or '$1help all' to list everything.", cmd_marker)
+ elseif param == "all" then
+ local cmds = {}
+ for cmd, def in pairs(core.registered_chatcommands) do
+ if INIT == "client" or core.check_player_privs(name, def.privs) then
+ cmds[#cmds + 1] = format_help_line(cmd, def)
+ end
+ end
+ table.sort(cmds)
+ return true, gettext("Available commands:").."\n"..table.concat(cmds, "\n")
+ elseif INIT == "game" and param == "privs" then
+ local privs = {}
+ for priv, def in pairs(core.registered_privileges) do
+ privs[#privs + 1] = priv .. ": " .. def.description
+ end
+ table.sort(privs)
+ return true, "Available privileges:\n"..table.concat(privs, "\n")
+ else
+ local cmd = param
+ local def = core.registered_chatcommands[cmd]
+ if not def then
+ return false, gettext("Command not available: ")..cmd
+ else
+ return true, format_help_line(cmd, def)
+ end
+ end
+end
+
+if INIT == "client" then
+ core.register_chatcommand("help", {
+ params = gettext("[all/<cmd>]"),
+ description = gettext("Get help for commands"),
+ func = function(param)
+ return do_help_cmd(nil, param)
+ end,
+ })
+else
+ core.register_chatcommand("help", {
+ params = "[all/privs/<cmd>]",
+ description = "Get help for commands or list privileges",
+ func = do_help_cmd,
+ })
+end
diff --git a/builtin/common/filterlist.lua b/builtin/common/filterlist.lua
index 2a62362e3..562231192 100644
--- a/builtin/common/filterlist.lua
+++ b/builtin/common/filterlist.lua
@@ -289,6 +289,9 @@ function sort_mod_list(self)
table.sort(self.m_processed_list, function(a, b)
-- Show game mods at bottom
if a.typ ~= b.typ then
+ if b.typ == "game" then
+ return a.typ ~= "game_mod"
+ end
return b.typ == "game_mod"
end
-- If in same or no modpack, sort by name
diff --git a/builtin/common/misc_helpers.lua b/builtin/common/misc_helpers.lua
index c2dc7514d..68481f7c8 100644
--- a/builtin/common/misc_helpers.lua
+++ b/builtin/common/misc_helpers.lua
@@ -197,16 +197,17 @@ assert(table.indexof({"foo", "bar"}, "foo") == 1)
assert(table.indexof({"foo", "bar"}, "baz") == -1)
--------------------------------------------------------------------------------
-function file_exists(filename)
- local f = io.open(filename, "r")
- if f == nil then
- return false
- else
- f:close()
- return true
+if INIT ~= "client" then
+ function file_exists(filename)
+ local f = io.open(filename, "r")
+ if f == nil then
+ return false
+ else
+ f:close()
+ return true
+ end
end
end
-
--------------------------------------------------------------------------------
function string:trim()
return (self:gsub("^%s*(.-)%s*$", "%1"))
@@ -307,7 +308,7 @@ function core.formspec_escape(text)
end
-function core.splittext(text,charlimit)
+function core.wrap_text(text, charlimit)
local retval = {}
local current_idx = 1
@@ -462,7 +463,7 @@ if INIT == "game" then
core.rotate_node = function(itemstack, placer, pointed_thing)
core.rotate_and_place(itemstack, placer, pointed_thing,
- core.setting_getbool("creative_mode"),
+ core.settings:get_bool("creative_mode"),
{invert_wall = placer:get_player_control().sneak})
return itemstack
end
@@ -606,7 +607,9 @@ if INIT == "mainmenu" then
return nil
end
+end
+if INIT == "client" or INIT == "mainmenu" then
function fgettext_ne(text, ...)
text = core.gettext(text)
local arg = {n=select('#', ...), ...}
@@ -637,3 +640,86 @@ if INIT == "mainmenu" then
end
end
+local ESCAPE_CHAR = string.char(0x1b)
+
+-- Client-side mods don't have access to settings
+if core.settings and core.settings:get_bool("disable_escape_sequences") then
+
+ function core.get_color_escape_sequence(color)
+ return ""
+ end
+
+ function core.get_background_escape_sequence(color)
+ return ""
+ end
+
+ function core.colorize(color, message)
+ return message
+ end
+
+else
+
+ function core.get_color_escape_sequence(color)
+ return ESCAPE_CHAR .. "(c@" .. color .. ")"
+ end
+
+ function core.get_background_escape_sequence(color)
+ return ESCAPE_CHAR .. "(b@" .. color .. ")"
+ end
+
+ function core.colorize(color, message)
+ local lines = tostring(message):split("\n", true)
+ local color_code = core.get_color_escape_sequence(color)
+
+ for i, line in ipairs(lines) do
+ lines[i] = color_code .. line
+ end
+
+ return table.concat(lines, "\n") .. core.get_color_escape_sequence("#ffffff")
+ end
+
+end
+
+function core.strip_foreground_colors(str)
+ return (str:gsub(ESCAPE_CHAR .. "%(c@[^)]+%)", ""))
+end
+
+function core.strip_background_colors(str)
+ return (str:gsub(ESCAPE_CHAR .. "%(b@[^)]+%)", ""))
+end
+
+function core.strip_colors(str)
+ return (str:gsub(ESCAPE_CHAR .. "%([bc]@[^)]+%)", ""))
+end
+
+--------------------------------------------------------------------------------
+-- Returns the exact coordinate of a pointed surface
+--------------------------------------------------------------------------------
+function core.pointed_thing_to_face_pos(placer, pointed_thing)
+ local eye_offset_first = placer:get_eye_offset()
+ local node_pos = pointed_thing.under
+ local camera_pos = placer:get_pos()
+ local pos_off = vector.multiply(
+ vector.subtract(pointed_thing.above, node_pos), 0.5)
+ local look_dir = placer:get_look_dir()
+ local offset, nc
+ local oc = {}
+
+ for c, v in pairs(pos_off) do
+ if nc or v == 0 then
+ oc[#oc + 1] = c
+ else
+ offset = v
+ nc = c
+ end
+ end
+
+ local fine_pos = {[nc] = node_pos[nc] + offset}
+ camera_pos.y = camera_pos.y + 1.625 + eye_offset_first.y / 10
+ local f = (node_pos[nc] + offset - camera_pos[nc]) / look_dir[nc]
+
+ for i = 1, #oc do
+ fine_pos[oc[i]] = camera_pos[oc[i]] + look_dir[oc[i]] * f
+ end
+ return fine_pos
+end
diff --git a/builtin/common/serialize.lua b/builtin/common/serialize.lua
index b2165648e..692ddd5f0 100644
--- a/builtin/common/serialize.lua
+++ b/builtin/common/serialize.lua
@@ -186,6 +186,10 @@ local safe_env = {
}
function core.deserialize(str, safe)
+ if type(str) ~= "string" then
+ return nil, "Cannot deserialize type '"..type(str)
+ .."'. Argument must be a string."
+ end
if str:byte(1) == 0x1B then
return nil, "Bytecode prohibited"
end
diff --git a/builtin/common/strict.lua b/builtin/common/strict.lua
index 23ba3d727..ccde9676b 100644
--- a/builtin/common/strict.lua
+++ b/builtin/common/strict.lua
@@ -3,6 +3,7 @@
-- This ignores mod namespaces (variables with the same name as the current mod).
local WARN_INIT = false
+local getinfo = debug.getinfo
function core.global_exists(name)
if type(name) ~= "string" then
@@ -18,7 +19,7 @@ local declared = {}
local warned = {}
function meta:__newindex(name, value)
- local info = debug.getinfo(2, "Sl")
+ local info = getinfo(2, "Sl")
local desc = ("%s:%d"):format(info.short_src, info.currentline)
if not declared[name] then
local warn_key = ("%s\0%d\0%s"):format(info.source,
@@ -42,7 +43,7 @@ end
function meta:__index(name)
- local info = debug.getinfo(2, "Sl")
+ local info = getinfo(2, "Sl")
local warn_key = ("%s\0%d\0%s"):format(info.source, info.currentline, name)
if not declared[name] and not warned[warn_key] and info.what ~= "C" then
core.log("warning", ("Undeclared global variable %q accessed at %s:%s")
diff --git a/builtin/common/vector.lua b/builtin/common/vector.lua
index 90ba3cc8b..0549f9a56 100644
--- a/builtin/common/vector.lua
+++ b/builtin/common/vector.lua
@@ -138,3 +138,8 @@ function vector.divide(a, b)
z = a.z / b}
end
end
+
+function vector.sort(a, b)
+ return {x = math.min(a.x, b.x), y = math.min(a.y, b.y), z = math.min(a.z, b.z)},
+ {x = math.max(a.x, b.x), y = math.max(a.y, b.y), z = math.max(a.z, b.z)}
+end