everything added

mods/pn/.gitignore

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+# Compiled Lua sources
+luac.out
+
+# luarocks build files
+*.src.rock
+*.zip
+*.tar.gz
+
+# Object files
+*.o
+*.os
+*.ko
+*.obj
+*.elf
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Libraries
+*.lib
+*.a
+*.la
+*.lo
+*.def
+*.exp
+
+# Shared objects (inc. Windows DLLs)
+*.dll
+*.so
+*.so.*
+*.dylib
+
+# Executables
+*.exe
+*.out
+*.app
+*.i*86
+*.x86_64
+*.hex
+

mods/pn/LICENSE

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+MIT License
+
+Copyright (c) 2020 Emojigit
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

mods/pn/README.md

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+This mod add `setblock` and `place` command
+
+## Commands
+
+### /setblock x y z modname:foobar_node & /place x y z modname:foobar_node
+Place a block at x,y,z (setblock call `minetest.set_node`, and place call `minetest.place_node`)
+
+### /setblock_heremodname:foobar_node & /place_here modname:foobar_node
+Place a block at your pos (setblock call `minetest.set_node`, and place call `minetest.place_node`)

mods/pn/init.lua

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+minetest.register_privilege("setblock", {
+	description = "Player can use place and setblock command.",
+	give_to_singleplayer= false,
+})
+
+local function split (inputstr, sep)
+        if sep == nil then
+                sep = "%s"
+        end
+        local t={}
+        for str in string.gmatch(inputstr, "([^"..sep.."]+)") do
+                table.insert(t, str)
+        end
+        return t
+end
+
+minetest.register_chatcommand("place", {
+	params = "<x> <y> <x> <nodename>",
+	description = "Place block",
+	privs = {setblock = true},
+	func = function(name, param)
+        splited = split(param," ")
+        if not(tonumber(splited[1]) and tonumber(splited[2]) and tonumber(splited[3])) then
+            return false, "Pos error: please give int!"
+        end
+        x,y,z,node = tonumber(splited[1]),tonumber(splited[2]),tonumber(splited[3]),splited[4]
+        if node == "ignore" then
+            return false, "You can't place \"ignore\"!"
+        end
+        if minetest.registered_nodes[node] then
+            minetest.place_node({x=x, y=y, z=z}, {name=node})
+            return true, "Setted node "..node.." at "..tostring(x)..tostring(y)..tostring(z)
+        else
+            return false, "Cannot place a unknown node."
+        end
+	end,
+})
+
+minetest.register_chatcommand("place_here", {
+    params = "<node>",
+    privs = {setblock = true},
+    description = "Place block at player's pos",
+    func = function(name, param)
+        local player = minetest.get_player_by_name(name)
+        if not player then
+            return false, "Player is not online."
+        end
+        if param == "ignore" then
+            return false, "You can't place \"ignore\"!"
+        end
+        if minetest.registered_nodes[param] then
+            minetest.place_node(player:get_pos(), {name=param})
+            return true, "Placed node "..param.." at "..tostring(math.floor(player:get_pos().x))..","..tostring(math.floor(player:get_pos().y))..","..tostring(math.floor(player:get_pos().z))
+        else
+            return false, "Cannot place a unknown node."
+        end
+	end,
+})
+
+-- minetest.set_node
+
+minetest.register_chatcommand("setblock", {
+	params = "<x> <y> <x> <nodename>",
+    	privs = {setblock = true},
+	description = "Set a block",
+	func = function(name, param)
+        splited = split(param," ")
+        if not(tonumber(splited[1]) and tonumber(splited[2]) and tonumber(splited[3])) then
+            return false, "Pos error: please give int!"
+        end
+        x,y,z,node = tonumber(splited[1]),tonumber(splited[2]),tonumber(splited[3]),splited[4]
+        if node == "ignore" then
+            return false, "You can't set \"ignore\"!"
+        end
+        if minetest.registered_nodes[node] then
+            minetest.set_node({x=x, y=y, z=z}, {name=node})
+            return true, "Setted node "..node.." at "..tostring(x)..tostring(y)..tostring(z)
+        else
+            return false, "Cannot set a unknown node."
+        end
+	end,
+})
+
+minetest.register_chatcommand("setblock_here", {
+    params = "<node>",
+    privs = {setblock = true},
+    description = "Set a block at player's pos",
+    func = function(name, param)
+        local player = minetest.get_player_by_name(name)
+        if not player then
+            return false, "Player is not online."
+        end
+        if param == "ignore" then
+            return false, "You can't set \"ignore\"!"
+        end
+        if minetest.registered_nodes[param] then
+            minetest.set_node(player:get_pos(), {name=param})
+            return true, "Setted node "..param.." at "..tostring(math.floor(player:get_pos().x))..","..tostring(math.floor(player:get_pos().y))..","..tostring(math.floor(player:get_pos().z))
+        else
+            return false, "Cannot set a unknown node."
+        end
+	end,
+})

mods/pn/mod.conf

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+name = place_node
+description = Add `setblock` and `place` command to the game