#61 extracting place data from game

Still need to extract remove data in the LUA portion and store it

sharedPlugins/remoteMap/control.lua

@@ -0,0 +1,108 @@
+-- MIT License
+-- 
+-- Copyright (c) 2017 Florian Jung
+-- 
+-- Permission is hereby granted, free of charge, to any person obtaining a
+-- copy of this factorio lua stub 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.
+
+function write_file(data)
+	if must_write_initstuff then
+		must_write_initstuff = false
+		writeout_initial_stuff()
+	end
+
+	game.write_file("remoteMap.txt", data, true)
+end
+function complain(text)
+	print(text)
+	game.forces["player"].print(text)
+end
+
+local todo_next_tick = {}
+function on_tick(event)
+	if #todo_next_tick > 0 then
+		print("on_tick executing "..#todo_next_tick.." stored callbacks")
+		for _,func in ipairs(todo_next_tick) do
+			func()
+		end
+		todo_next_tick = {}
+	end
+end
+
+
+function writeout_objects(surface, area)
+	--if my_client_id ~= 1 then return end
+	header = "objects "..area.left_top.x..","..area.left_top.y..";"..area.right_bottom.x..","..area.right_bottom.y..": "
+	line = ''
+	lines={}
+	for idx, ent in pairs(surface.find_entities(area)) do
+		if area.left_top.x <= ent.position.x and ent.position.x < area.right_bottom.x and area.left_top.y <= ent.position.y and ent.position.y < area.right_bottom.y then
+			if ent.prototype.collision_mask ~= nil and ent.prototype.collision_mask['player-layer'] then
+				line=line..","..ent.name.." "..ent.position.x.." "..ent.position.y
+				if idx % 100 == 0 then
+					table.insert(lines,line)
+					line=''
+				end
+			end
+		end
+	end
+	table.insert(lines,line)
+	write_file(header..table.concat(lines,"").."\n")
+
+	line=nil
+end
+
+function on_some_entity_created(event)
+	local ent = event.entity or event.created_entity or nil
+	if ent == nil then
+		complain("wtf, on_some_entity_created has nil entity")
+		return
+	end
+
+	writeout_objects(ent.surface, {left_top={x=math.floor(ent.position.x), y=math.floor(ent.position.y)}, right_bottom={x=math.floor(ent.position.x)+1, y=math.floor(ent.position.y)+1}})
+
+	complain("on_some_entity_created: "..ent.name.." at "..ent.position.x..","..ent.position.y)
+end
+function on_some_entity_deleted(event)
+	local ent = event.entity
+	if ent == nil then
+		complain("wtf, on_some_entity_deleted has nil entity")
+		return
+	end
+
+	-- we can't do this now, because the entity still exists at this point. instead, we schedule the writeout for the next tick
+	
+	local surface = ent.surface
+	local area = {left_top={x=math.floor(ent.position.x), y=math.floor(ent.position.y)}, right_bottom={x=math.floor(ent.position.x)+1, y=math.floor(ent.position.y)+1}}
+
+	table.insert(todo_next_tick, function () writeout_objects(surface, area ) end)
+	
+	complain("on_some_entity_deleted: "..ent.name.." at "..ent.position.x..","..ent.position.y)
+end
+
+script.on_event(defines.events.on_tick, on_tick)
+
+script.on_event(defines.events.on_biter_base_built, on_some_entity_created) --entity
+script.on_event(defines.events.on_built_entity, on_some_entity_created) --created_entity
+script.on_event(defines.events.on_robot_built_entity, on_some_entity_created) --created_entity
+
+script.on_event(defines.events.on_entity_died, on_some_entity_deleted) --entity
+script.on_event(defines.events.on_player_mined_entity, on_some_entity_deleted) --entity
+script.on_event(defines.events.on_robot_mined_entity, on_some_entity_deleted) --entity
+script.on_event(defines.events.on_resource_depleted, on_some_entity_deleted) --entity