another just-in-case nil check

api.lua

@@ -6,7 +6,7 @@ local use_cmi = minetest.global_exists("cmi")
 
 mobs = {
 	mod = "redo",
-	version = "20191116",
+	version = "20200227",
 	intllib = S,
 	invis = minetest.global_exists("invisibility") and invisibility or {}
 }
@@ -230,10 +230,14 @@ function mob_class:set_velocity(v)
 
 	local yaw = (self.object:get_yaw() or 0) + self.rotate
 
+	-- nil check for velocity
+	v = v or 0
+
+	-- set velocity with hard limit of 10
 	self.object:set_velocity({
-		x = (sin(yaw) * -v) + c_x,
-		y = self.object:get_velocity().y,
-		z = (cos(yaw) * v) + c_y
+		x = max(-10, min((sin(yaw) * -v) + c_x, 10)),
+		y = max(-10, min((self.object:get_velocity().y or 0), 10)),
+		z = max(-10, min((cos(yaw) * v) + c_y, 10))
 	})
 end
 
@@ -1338,18 +1342,23 @@ function mob_class:replace(pos)
 
 -- print ("replace node = ".. minetest.get_node(pos).name, pos.y)
 
-		local oldnode = {name = what}
-		local newnode = {name = with}
-		local on_replace_return
-
 		if self.on_replace then
-			on_replace_return = self:on_replace(pos, oldnode, newnode)
+
+			local oldnode = what
+			local newnode = with
+
+			-- convert any group: replacements to actual node name
+			if oldnode:find("group:") then
+				oldnode = minetest.get_node(pos).name
 			end
 
-		if on_replace_return ~= false then
-			minetest.set_node(pos, {name = with})
+			if self:on_replace(pos, oldnode, newnode) == false then
+				return
 			end
 		end
+
+		minetest.set_node(pos, {name = with})
+	end
 end
 
 
@@ -3290,6 +3299,7 @@ minetest.register_entity(name, setmetatable({
 	jump_height = def.jump_height,
 	drawtype = def.drawtype, -- DEPRECATED, use rotate instead
 	rotate = math.rad(def.rotate or 0), --  0=front, 90=side, 180=back, 270=side2
+	glow = def.glow,
 	lifetimer = def.lifetimer,
 	hp_min = max(1, (def.hp_min or 5) * difficulty),
 	hp_max = max(1, (def.hp_max or 10) * difficulty),
@@ -4261,13 +4271,17 @@ function mobs:alias_mob(old_name, new_name)
 
 		physical = false,
 
-		on_activate = function(self)
+		on_activate = function(self, staticdata)
 
 			if minetest.registered_entities[new_name] then
-				minetest.add_entity(self.object:get_pos(), new_name)
+				minetest.add_entity(self.object:get_pos(), new_name, staticdata)
 			end
 
 			self.object:remove()
+		end,
+
+		get_staticdata = function(self)
+			return self
 		end
 	})
 end

api.txt

@@ -186,6 +186,7 @@ functions needed for the mob to work properly which contains the following:
                        self.gotten is true for mobs.
    'rotate'            custom model rotation, 0 = front, 90 = side, 180 = back,
                        270 = other side.
+   'glow'              has mob glow without light source, 0 to 15 or nil to disable
    'double_melee_attack' when true has the api choose between 'punch' and
                       'punch2' animations. [DEPRECATED]
 
@@ -321,43 +322,45 @@ for each mob.
 Spawning Mobs in World
 ----------------------
 
+    mobs:spawn({
+       name = "mobs_monster:tree_monster",
+       nodes = {"group:leaves"},
+       max_light = 7,
+    })
+
+Spawn functions require the following settings, some of which already have a
+default setting and can be omitted:
+
+    'name'                is the name of the animal/monster
+    'nodes'               is a list of nodenames on that the animal/monster can
+                          spawn on top of (defaults to {"group:dirt", "group:stone"}
+    'neighbors'           is a list of nodenames on that the animal/monster will
+                          spawn beside (default is {"air"})
+    'interval'            is same as in register_abm() (default is 30)
+    'chance'              is same as in register_abm() (default is 5000)
+    'min_light'           is the minimum light level (default is 0)
+    'max_light'           is the maximum light (default is 15)
+    'min_height'          is the minimum height a mob can spawn (default: -31000)
+    'max_height'          is the maximum height a mob can spawn (default is 31000)
+    'active_object_count' number of this type of mob to spawn at one time inside
+                          map area (default is 1)
+    'day_toggle'          true for day spawning, false for night or nil for
+                          anytime
+    'on_spawn'            is a custom function which runs after mob has spawned
+                          and gives self and pos values.
+
+The older spawn functions are still active and working but have no defaults like
+the mobs:spawn, so it is recommended to use the above instead.
+
 mobs:register_spawn(name, nodes, max_light, min_light, chance,
    active_object_count, max_height, day_toggle)
 
 mobs:spawn_specfic(name, nodes, neighbors, min_light, max_light, interval,
    chance, active_object_count, min_height, max_height, day_toggle, on_spawn)
 
-These functions register a spawn algorithm for the mob. Without this function
-the call the mobs won't spawn.
-
-    'name'                is the name of the animal/monster
-    'nodes'               is a list of nodenames on that the animal/monster can
-                          spawn on top of
-    'neighbors'           is a list of nodenames on that the animal/monster will
-                          spawn beside (default is {"air"} for
-                          mobs:register_spawn)
-    'max_light'           is the maximum of light
-    'min_light'           is the minimum of light
-    'interval'            is same as in register_abm() (default is 30 for
-                          mobs:register_spawn)
-    'chance'              is same as in register_abm()
-    'active_object_count' number of this type of mob to spawn at one time inside
-                          map area
-    'min_height'          is the minimum height the mob can spawn
-    'max_height'          is the maximum height the mob can spawn
-    'day_toggle'          true for day spawning, false for night or nil for
-                          anytime
-    'on_spawn'            is a custom function which runs after mob has spawned
-                          and gives self and pos values.
-
 A simpler way to handle mob spawns has been added with the mobs:spawn(def)
 command which uses above names to make settings clearer:
 
-    mobs:spawn({name = "mobs_monster:tree_monster",
-       nodes = {"group:leaves"},
-       max_light = 7,
-    })
-
 
 For each mob that spawns with this function is a field in mobs.spawning_mobs.
 It tells if the mob should spawn or not.  Default is true.  So other mods can
@@ -417,7 +420,8 @@ Spawn Eggs
 
 mobs:register_egg(name, description, background, addegg, no_creative)
 
-This function registers a spawn egg which can be used by admin to properly spawn in a mob.
+This function registers a spawn egg which can be used to properly spawn in a mob.
+Animals are spawned as tamed unless sneak/shift is held while spawning.
 
    'name'        this is the name of your new mob to spawn e.g. "mob:sheep"
    'description' the name of the new egg you are creating e.g. "Spawn Sheep"
@@ -747,7 +751,7 @@ mobs:register_mob("mob_horse:horse", {
 				if inv:room_for_item("main", "mobs:saddle") then
 					inv:add_item("main", "mobs:saddle")
 				else
-					minetest.add_item(clicker.getpos(), "mobs:saddle")
+					minetest.add_item(clicker.get_pos(), "mobs:saddle")
 				end
 
 			-- attach player to horse

locale/zh_CN.po

@@ -0,0 +1,130 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# IFRFSX<1079092922@qq.com>, 2020.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2017-07-02 16:48+0200\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"Language: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+
+#: api.lua
+msgid "** Peaceful Mode Active - No Monsters Will Spawn"
+msgstr "** 和平模式已激活——没有怪物会产生"
+
+#: api.lua
+msgid "Mob has been protected!"
+msgstr "Mob 已经被保护了！"
+
+#: api.lua
+msgid "@1 (Tamed)"
+msgstr "@1（已驯服）"
+
+#: api.lua
+msgid "Not tamed!"
+msgstr "没有驯服！"
+
+#: api.lua
+msgid "@1 is owner!"
+msgstr "@1 是主人"
+
+#: api.lua
+msgid "Missed!"
+msgstr "没抓住！"
+
+#: api.lua
+msgid "Already protected!"
+msgstr "已经被保护！"
+
+#: api.lua
+msgid "@1 at full health (@2)"
+msgstr "@1已经满血（@2）"
+
+#: api.lua
+msgid "@1 has been tamed!"
+msgstr "@1已经被驯服！"
+
+#: api.lua
+msgid "Enter name:"
+msgstr "输入名称："
+
+#: api.lua
+msgid "Rename"
+msgstr "重新命名"
+
+#: crafts.lua
+msgid "Name Tag"
+msgstr "名称标签"
+
+#: crafts.lua
+msgid "Leather"
+msgstr "皮革"
+
+#: crafts.lua
+msgid "Raw Meat"
+msgstr "生肉"
+
+#: crafts.lua
+msgid "Meat"
+msgstr "肉"
+
+#: crafts.lua
+msgid "Lasso (right-click animal to put in inventory)"
+msgstr "套索（右键单击动物以放入物品栏）"
+
+#: crafts.lua
+msgid "Net (right-click animal to put in inventory)"
+msgstr "网（右键单击动物以放入物品栏）"
+
+#: crafts.lua
+msgid "Steel Shears (right-click to shear)"
+msgstr "钢剪（右键单击以剪切）"
+
+#: crafts.lua
+msgid "Mob Protection Rune"
+msgstr "Mob 保护符文"
+
+#: crafts.lua
+msgid "Saddle"
+msgstr "鞍"
+
+#: crafts.lua
+msgid "Mob Fence"
+msgstr "Mob 栅栏"
+
+#: spawner.lua
+msgid "Mob Spawner"
+msgstr "Mob 孵化器"
+
+#: spawner.lua
+msgid "Mob MinLight MaxLight Amount PlayerDist"
+msgstr "Mob/最小光量/最大光量/玩家距离"
+
+#: spawner.lua
+msgid "Spawner Not Active (enter settings)"
+msgstr "孵化器未使用（输入设置）"
+
+#: spawner.lua
+msgid "Spawner Active (@1)"
+msgstr "孵化器正在运转（@1）"
+
+#: spawner.lua
+msgid "Mob Spawner settings failed!"
+msgstr "Mob 孵化器设置失败！"
+
+#: spawner.lua
+msgid ""
+"Syntax: “name min_light[0-14] max_light[0-14] max_mobs_in_area[0 to disable] "
+"distance[1-20] y_offset[-10 to 10]”"
+msgstr ""
+"语法: “物品名称 最小光亮[0-14] 最大光亮[0-14] 范围内的最大Mob数量[0 to disable] "
+"距离[1-20] y_offset[-10 to 10]”"

locale/zh_TW.po

@@ -0,0 +1,130 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# IFRFSX<1079092922@qq.com>, 2020.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2017-07-02 16:48+0200\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"Language: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+
+#: api.lua
+msgid "** Peaceful Mode Active - No Monsters Will Spawn"
+msgstr "** 和平模式已激活——沒有怪物會產生"
+
+#: api.lua
+msgid "Mob has been protected!"
+msgstr "Mob 已經被保護了！"
+
+#: api.lua
+msgid "@1 (Tamed)"
+msgstr "@1（已馴服）"
+
+#: api.lua
+msgid "Not tamed!"
+msgstr "沒有馴服！"
+
+#: api.lua
+msgid "@1 is owner!"
+msgstr "@1 是主人"
+
+#: api.lua
+msgid "Missed!"
+msgstr "沒抓住！"
+
+#: api.lua
+msgid "Already protected!"
+msgstr "已經被保護！"
+
+#: api.lua
+msgid "@1 at full health (@2)"
+msgstr "@1已經滿血（@2）"
+
+#: api.lua
+msgid "@1 has been tamed!"
+msgstr "@1已經被馴服！"
+
+#: api.lua
+msgid "Enter name:"
+msgstr "輸入名稱："
+
+#: api.lua
+msgid "Rename"
+msgstr "重新命名"
+
+#: crafts.lua
+msgid "Name Tag"
+msgstr "名稱標籤"
+
+#: crafts.lua
+msgid "Leather"
+msgstr "皮革"
+
+#: crafts.lua
+msgid "Raw Meat"
+msgstr "生肉"
+
+#: crafts.lua
+msgid "Meat"
+msgstr "肉"
+
+#: crafts.lua
+msgid "Lasso (right-click animal to put in inventory)"
+msgstr "套索（右鍵單擊動物以放入物品欄）"
+
+#: crafts.lua
+msgid "Net (right-click animal to put in inventory)"
+msgstr "網（右鍵單擊動物以放入物品欄）"
+
+#: crafts.lua
+msgid "Steel Shears (right-click to shear)"
+msgstr "鋼剪（右鍵單擊以剪切）"
+
+#: crafts.lua
+msgid "Mob Protection Rune"
+msgstr "Mob 保護符文"
+
+#: crafts.lua
+msgid "Saddle"
+msgstr "鞍"
+
+#: crafts.lua
+msgid "Mob Fence"
+msgstr "Mob 柵欄"
+
+#: spawner.lua
+msgid "Mob Spawner"
+msgstr "Mob 孵化器"
+
+#: spawner.lua
+msgid "Mob MinLight MaxLight Amount PlayerDist"
+msgstr "Mob/最小光量/最大光量/玩家距離"
+
+#: spawner.lua
+msgid "Spawner Not Active (enter settings)"
+msgstr "孵化器未使用（輸入設置）"
+
+#: spawner.lua
+msgid "Spawner Active (@1)"
+msgstr "孵化器正在運轉（@1）"
+
+#: spawner.lua
+msgid "Mob Spawner settings failed!"
+msgstr "Mob 孵化器設置失敗！"
+
+#: spawner.lua
+msgid ""
+"Syntax: “name min_light[0-14] max_light[0-14] max_mobs_in_area[0 to disable] "
+"distance[1-20] y_offset[-10 to 10]”"
+msgstr ""
+"語法: “物品名稱 最小光亮[0-14] 最大光亮[0-14] 範圍內的最大Mob數量[0 to disable] "
+"距離[1-20] y_offset[-10 to 10]”"

readme.MD

@@ -23,7 +23,7 @@ Lucky Blocks: 9
 
 
 Changelog:
-- 1.50 - Added new line_of_sight function that uses raycasting if mt5.0 is found (thanks Astrobe), dont spawn mobs if world anchor nearby (technic or simple_anchor mods)
+- 1.50 - Added new line_of_sight function that uses raycasting if mt5.0 is found (thanks Astrobe), dont spawn mobs if world anchor nearby (technic or simple_anchor mods), chinese local added
 - 1.49- Added mobs:force_capture(self, player) function, api functions now use metatables thanks to bell07
 - 1.48- Add mobs:set_velocity(self, velocity) global function
 - 1.47- Mob damage changes, min and max light level for damage added, ignition sources checked for lava damage