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--Returns non-colliding position (neighboring to the position targeted with jump targeter) where player can teleport to
function Teleportation_CheckDestinationPosition(position, player)
  if player.force.is_chunk_visible(player.surface, {math.floor(position.x/32), math.floor(position.y/32)}) then
    if player.surface.can_place_entity({name = player.character.name, position = position}) or settings.get_player_settings(player)["Teleportation-straight-jump-ignores-collisions"].value then
      return position
    else
      local position = player.surface.find_non_colliding_position(player.character.name, position, 2, 1)
      if position then
        return position
      end
    end
    player.print({"message-invalid-destination"})
  else 
    player.print({"message-invisible-destination"})
  end
  return false
end

Code: Select all

diff -rwu source/Teleportation_0.16.1/control-telelogistics.lua mods/Teleportation_0.16.1/control-telelogistics.lua
--- source/Teleportation_0.16.1/control-telelogistics.lua	2017-12-22 09:42:58.167443800 -0600
+++ mods/Teleportation_0.16.1/control-telelogistics.lua	2017-12-31 16:41:36.484874100 -0600
@@ -84,16 +84,17 @@
   local last_index = global.Telelogistics.index_of_last_processed_provider or 0
   local current_index = last_index + 1
   if global.Telelogistics.teleproviders[current_index] then
-    Telelogistics_ProcessProvider(global.Telelogistics.teleproviders[current_index])
+    Telelogistics_ProcessProvider(current_index)
     global.Telelogistics.index_of_last_processed_provider = current_index
   else
     global.Telelogistics.index_of_last_processed_provider = 0
   end
 end
 
-function Telelogistics_ProcessProvider(provider)
+function Telelogistics_ProcessProvider(index)
+  local provider = global.Telelogistics.teleproviders[index]
   if not Common_IsEntityOk(provider.entity) then
-    table.remove(global.Telelogistics.teleproviders, provider)
+    table.remove(global.Telelogistics.teleproviders, index)
     --game.players[1].print("Processing: provider is not valid")
     return
   end