support spectate, remove deprecated functions

init.lua:
removed deprecated:hub_spawn_point, timemode = 2 -> timemode = "decremental", spawn_cage, rem_cage

added:
changelog,
version control: use /sumo version,

support spectate mode, while not requiring updating to the latest version.

changelog.txt

@@ -0,0 +1,16 @@
+changelog
+---------------
+
+
+---------------
+02-16-2021
+---------------
+init.lua:
+removed deprecated:hub_spawn_point, timemode = 2 -> timemode = "decremental", spawn_cage, rem_cage
+
+added:
+changelog,
+version control: use /sumo version,
+
+
+support spectate mode, while not requiring updating to the latest version.

commands.lua

@@ -38,6 +38,10 @@ ChatCmdBuilder.new("sumo", function(cmd)
       arena_lib.disable_arena(name, "sumo", arena)
   end)
 
+  cmd:sub("version", function()
+    return "the current version of sumo is "..sumo.version
+end)
+
 end, {
   description = [[
 
@@ -51,6 +55,7 @@ end, {
     Other commands:
     - remove <arena name>
     - disable <arena>
+    - version
     ]],
   privs = { sumo_admin = true }
 })

init.lua

@@ -11,9 +11,8 @@ local player_jump = sumo.player_jump -- when in the minigame, though players can
 
   arena_lib.register_minigame("sumo", {
       prefix = "[Sumo] ",
-      hub_spawn_point = { x = 0, y = 20, z = 0 },
       show_minimap = false,
-      time_mode = 2,
+      time_mode = "decremental",
       join_while_in_progress = false,
       keep_inventory = false,
       in_game_physics = {

minigame_manager.lua

@@ -19,29 +19,6 @@ local cage_positions = {
 
 
 
-local function spawn_cage(pos)
-    for _,vect in pairs(cage_positions) do 
-        local n_pos = vector.add(pos,vect)
-        local node = minetest.get_node(n_pos)
-        if node.name == 'air' or node.name == "sumo:fullclip" then 
-            minetest.set_node(n_pos, {name="sumo:fullclip"})
-        end
-    end
-end
-
-
-local function rem_cage(pos)
-    for _,vect in pairs(cage_positions) do 
-        local n_pos = vector.add(pos,vect)
-        local node = minetest.get_node(n_pos)
-        if node.name == 'sumo:fullclip' then 
-            minetest.set_node(n_pos, {name="air"})
-        end
-    end
-end
-
-
-
 
 
 local function send_message(arena,num_str)
@@ -205,10 +182,12 @@ minetest.register_on_player_hpchange(function(player, hp_change,reason)
     if arena_lib.is_player_in_arena(pl_name, 'sumo') then
         local arena = arena_lib.get_arena_by_player(pl_name)
         local hp = player:get_hp()
+        --exclude some unwanted possibilities
         if arena.in_celebration then --protect winners from damage
             return 0
         end
         if reason.type ~= "node_damage" then return 0 end
+        if type(arena_lib.is_player_spectating) == "function" and arena_lib.is_player_spectating(pl_name) then return 0 end -- dont let spectators die, or get the pushstick, only run this if spectate mode is available.
         if sumo.invincible[pl_name] then return 0 end --protects players from dying twice in a row
         if hp + hp_change <= 0 then --dont ever kill players, but if a damage *would* kill them, then eliminate them, and set their health back to normal
             

settings.lua

@@ -1,3 +1,7 @@
+--version control (do not change unless you are a developer!)
+--------------------------------------
+sumo.version = "02.16.2021.1" --read: last changed: mo.day.yr.daily_version 
+
 -- speed when in the minigame (players will be a little faster when running)
 sumo.player_speed = 2 
 --------------------------------------

test.lua

@@ -0,0 +1 @@
+//lua local monsta = minetest.add_entity(minetest.get_player_by_name("MisterE"):get_pos(),"mobs_monster:sand_monster",minetest.serialize({health = 200,nametag="Sandmonster+"})) monsta:set_armor_groups({fleshy=20})