sorcery  Check-in [9ef6cbcf31]

		paramtype = 'light';
		paramtype2 = 'facedir';
		sunlight_propagates = true;
		stack_max = 1;
		tiles = god.idol.tex;
		selection_box = { type = "fixed"; fixed = {hitbox}; };
		collision_box = { type = "fixed"; fixed = {hitbox}; };
		groups = { cracky = 2, sorcery_idol = 1, heavy = 1};

		after_place_node = function(pos, placer, stack, pointat)
			local meta = minetest.get_meta(pos)
			local stackmeta = stack:get_meta()
			meta:set_int('favor', stackmeta:get_int('favor'))
			meta:set_string('last_sacrifice', stackmeta:get_string('last_sacrifice'))

................................................................................
				local itemname = stack:get_name()

				-- loop through the sacrifices accepted by this god and check
				-- whether the item on the altar is any of them
				for s, value in pairs(god.sacrifice) do
					if itemname == s then
						if value < 0 then
							bestow("new_campfire:ash", sorcery.lib.color(254,117,103))
						else
							if idolmeta:get_string('last_sacrifice') == s then
								-- the gods are getting bored
								value = math.floor(value / 2)
							end
							bestow(nil)
						end
................................................................................
		fixed = { {-0.5, -0.5, -0.5, 0.5, -0.09, 0.5} }
	};
	collision_box = {
		type = "fixed",
		fixed = { {-0.5, -0.5, -0.5, 0.5, -0.09, 0.5} }
	};

	groups = {cracky = 2, oddly_breakable_by_hand = 2};

	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		local inv = meta:get_inventory()
		inv:set_size('item', 1)
	end;

		paramtype = 'light';
		paramtype2 = 'facedir';
		sunlight_propagates = true;
		stack_max = 1;
		tiles = god.idol.tex;
		selection_box = { type = "fixed"; fixed = {hitbox}; };
		collision_box = { type = "fixed"; fixed = {hitbox}; };
		groups = { cracky = 2, sorcery_idol = 1, heavy = 1, sorcery_worship = 1};

		after_place_node = function(pos, placer, stack, pointat)
			local meta = minetest.get_meta(pos)
			local stackmeta = stack:get_meta()
			meta:set_int('favor', stackmeta:get_int('favor'))
			meta:set_string('last_sacrifice', stackmeta:get_string('last_sacrifice'))

................................................................................
				local itemname = stack:get_name()

				-- loop through the sacrifices accepted by this god and check
				-- whether the item on the altar is any of them
				for s, value in pairs(god.sacrifice) do
					if itemname == s then
						if value < 0 then
							bestow("sorcery:ash", sorcery.lib.color(254,117,103))
						else
							if idolmeta:get_string('last_sacrifice') == s then
								-- the gods are getting bored
								value = math.floor(value / 2)
							end
							bestow(nil)
						end
................................................................................
		fixed = { {-0.5, -0.5, -0.5, 0.5, -0.09, 0.5} }
	};
	collision_box = {
		type = "fixed",
		fixed = { {-0.5, -0.5, -0.5, 0.5, -0.09, 0.5} }
	};

	groups = {cracky = 2, oddly_breakable_by_hand = 2, sorcery_worship = 1};

	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		local inv = meta:get_inventory()
		inv:set_size('item', 1)
	end;

local u = sorcery.lib
local m = u.marshal
local tunepack, tuneunpack = m.transcoder {
	code = m.t.u16; -- disambiguate just in case
	partner_x = m.t.s32;
	partner_y = m.t.s32;
	partner_z = m.t.s32;
	-- note that the meaning of 'partner' is a bit confusing. attuning
	-- is a directional relationship; that is, every item can be tuned
	-- to only one item (its partner), but more items can be tuned to
	-- it. while it will in most cases be reciprocal, this will not
	-- always be the case (e.g. with portals)
}

sorcery.attunement = {
	nodeid = function(node)
		local meta = minetest.get_meta(node)
		local id
		if meta:contains('sorcery:identity') then
			id = meta:get_string('sorcery:identity')
		else
			id = sorcery.lib.str.rand(16)
			meta:set_string('sorcery:identity', id)
		end
		return id
	end;
	decode = function(raw)
		local obj = tuneunpack(u.str.meta_dearmor(raw,true))
		return {
			code = obj.code;
			partner = {
				x = obj.partner_x;
				y = obj.partner_y;
				z = obj.partner_z;
			};
		}
	end;
	encode = function(tune)
		return u.str.meta_armor(tunepack {
			code = tune.code;
			partner_x = tune.partner.x;
			partner_y = tune.partner.y;
			partner_z = tune.partner.z;
		}, true)
	end;
	get = function(node)
		local raw = minetest.get_meta(node):get_string('sorcery:attune')
		if not raw then return nil end
		return sorcery.attunement.decode(raw)
	end;
	verify = function(node)
		local tune = sorcery.attunement.get(node)
		if not tune then return nil end
		local ptnr = sorcery.attunement.get(tune.partner)
		if not ptnr then return nil end

		local nodename =minetest.get_node(node).name
		local ptnrname =minetest.get_node(tune.partner).name

		local ndef = minetest.registered_nodes[nodename]
		local pdef = minetest.registered_nodes[ptnrname]

		if not (ndef and ndef._sorcery and pdef and pdef._sorcery and
			ndef._sorcery.attune and pdef._sorcery.attune) then return nil end

		ndef = ndef._sorcery.attune pdef = pdef._sorcery.attune

		if ndef.reciprocal and (not vector.equals(ptnr.partner, node)) then return nil end

		if tune.code == ptnr.code then
			return tune, ptnr
		end
		return nil
	end;
	set = function(node,tune)
		local meta = minetest.get_meta(node)
		meta:set_string('sorcery:attune', sorcery.attunement.encode(tune))
		meta:mark_as_private('sorcery:attune')
	end;
	pair = function(reciprocal,src,dest)
		local d, code = sorcery.attunement.get(src)
		if reciprocal or not d then
			code = math.random(0,65536)
			sorcery.attunement.set(src, {
				code = code;
				partner = dest;
			})
		else code = d.code end
		sorcery.attunement.set(dest, {
			code = code;
			partner = src;
		})
	end;
}

} minetest.register_node('sorcery:coin_press', {
	description = "Coin Press";
	drawtype = 'mesh';
	mesh = 'sorcery-coinpress.obj';
	sunlight_propagates = true;
	paramtype = 'light';
	paramtype2 = 'facedir';
	groups = { cracky = 2; oddly_breakable_by_hand = 2; };
	tiles = {
		'default_wood.png';
		'default_stone.png';
		'default_copper_block.png';
		'default_steel_block.png';
	};
	selection_box = hitbox;

} minetest.register_node('sorcery:coin_press', {
	description = "Coin Press";
	drawtype = 'mesh';
	mesh = 'sorcery-coinpress.obj';
	sunlight_propagates = true;
	paramtype = 'light';
	paramtype2 = 'facedir';
	groups = { cracky = 2; oddly_breakable_by_hand = 2; sorcery_metallurgy = 1};
	tiles = {
		'default_wood.png';
		'default_stone.png';
		'default_copper_block.png';
		'default_steel_block.png';
	};
	selection_box = hitbox;

	minetest.register_alias('sorcery:brass_ingot',brass..'_ingot')
	minetest.register_alias('sorcery:brass_block',brass..'_block')
end
if silver then
	minetest.register_alias('sorcery:silver_ingot',silver..'_ingot')
	minetest.register_alias('sorcery:silver_block',silver..'_block')
end











return {
	defp = function(name)
		return minetest.registered_items[name] or minetest.registered_aliases[name]
	end
}

	minetest.register_alias('sorcery:brass_ingot',brass..'_ingot')
	minetest.register_alias('sorcery:brass_block',brass..'_block')
end
if silver then
	minetest.register_alias('sorcery:silver_ingot',silver..'_ingot')
	minetest.register_alias('sorcery:silver_block',silver..'_block')
end

if minetest.get_modpath("new_campfire") then
	minetest.register_alias('sorcery:ash', 'new_campfire:ash')
else
	minetest.register_craftitem('sorcery:ash', {
		description = 'Ash';
		inventory_image = 'sorcery_iron_powder.png^[colorize:#FFFFFF:100';
	})
	minetest.register_alias('new_campfire:ash', 'sorcery:ash')
end

return {
	defp = function(name)
		return minetest.registered_items[name] or minetest.registered_aliases[name]
	end
}

-- by use of the enchanter, it is possible to reveal a random
-- recipe and enscribe it on a sheet of paper. these sheets of
-- paper can then bound together into books, combining like
-- recipes

sorcery.cookbook = {}
local constants = {
	-- do not show recipes for items in these groups
	exclude_groups = {
	};
	exclude_names = {
		'_stairs';
		'_slab';
		'slope_';
	};
	-- do not show recipes from this namespace
	blacklist_mods = {
		'group'; -- WHY IS THIS NECESSARY
		'moreblocks'; -- too much noise
	};

	recipes_per_cookbook_page = 3;
}

local slot3x3 = {
	{0,0}, {1,0}, {2,0};
	{0,1}, {1,1}, {2,1};
	{0,2}, {1,2}, {2,2};
}
local props_builtin = function(item)
	local props = minetest.registered_items[item]._sorcery
	if props and props.recipe then
		return props.recipe
	end
	return {}
end
local modofname = function(id)
	local sep = string.find(id,':')
	if sep == nil then return nil end -- uh oh
	return string.sub(id, 1, sep - 1)
end
local pick_builtin = function(kind) return function(restrict)
	-- ow ow ow ow ow ow ow
	local names = {}
	for k in pairs(minetest.registered_items) do
		local rec = minetest.get_craft_recipe(k)
		if rec.items ~= nil and (rec.method == kind or (rec.method == 'shapeless' and kind == 'normal')) then -- is this last bit necessary?
			local excluded = false
			for _,n in pairs(constants.exclude_names) do
				if string.find(p,n) then
					excluded = true break end
			end
			if not excluded then for _,g in pairs(constants.exclude_groups) do
				if minetest.get_item_group(p, g) > 0 then
					excluded = true break end
			end end
			local props = minetest.registered_items[k]._sorcery
			local module = modofname(k)
			if not (excluded
				or sorcery.lib.tbl.has(constants.blacklist_mods,module)
				or (props and props.recipe and props.recipe.secret)
				or (restrict and (
				    (restrict.mod   and module ~= restrict.mod)
				 or (restrict.group and (minetest.get_item_group(k, restrict.group) == 0))
			))) then names[#names + 1] = k end
		end
	end
	return names[math.random(#names)]
end end
local find_builtin = function(out)
	local rec = {}
	local i = minetest.get_craft_recipe(out)
	if #i.items == 0 then return nil end
	local w = (i.width == 0) and 3 or i.width
	for j=1,#i.items do
		local row = math.floor((j-1) / w)
		local col = (j-1) % w
		if i.items[j] then
			rec[1 + (row * 3) + col] = i.items[j]
		end
	end
	return rec
end
local desc_builtin = function(i)
	local desc = minetest.registered_items[i].description
	if not desc then return 'Peculiar Item' end

	local eol = string.find(desc,'\n')
	if not eol then return desc else return string.sub(desc,1,eol-1) end
end;

local bookadjs = { -- sets are in reverse order!
	{'Celestial', 'Divine', 'Inspired', 'Heavenly';
	 'Mystic', 'Diabolic', 'Luminous', 'Forsaken'};

	{'Dark', 'Perfected', 'Flawless', 'Unthinkable';
	 'Impossible', 'Worrisome', 'Unimpeachable'};

	{'Splendid', 'Magnificent', 'Sublime', 'Grand';
	 'Beneficent', 'Mysterious', 'Peculiar', 'Eerie';
	 'Fulsome', 'Fearsome', 'Curious', 'Fascinating';
     'Notorious', 'Infamous'};
}

sorcery.cookbook.classes = {
	craft = {
		name = 'Crafting Guide';
		node = 'xdecor:workbench';
		booksuf = 'Manual';
		w = 3, h = 3;
		chance = 2;
		slots = slot3x3;
		pick = pick_builtin('normal');
		find = find_builtin;
		desc = desc_builtin;
		props = props_builtin;
		apply_exclusions = true;
	};
	-- smelt = {
	-- 	w = 3, h = 3;
	-- 	slots = slot3x3;
	-- };
	cook = {
		name = 'Cooking Recipe';
		node = 'default:furnace';
		booksuf = 'Cookbook';
		w = 1, h = 1;
		chance = 5;
		slots = {{-0.2,0}};
		pick = pick_builtin('cooking');
		find = find_builtin;
		props = props_builtin;
		apply_exclusions = true;
	};
	infuse = {
		name = 'Infusion Recipe';
		node = 'sorcery:infuser';
		booksuf = 'Pharmacopeia';
		w = 1, h = 2;
		chance = 2;
		slots = {
			{0,0};
			{0,1};
		};
		pick = function(restrict)
			-- TODO make sure affinity restrictions match
			return sorcery.data.infusions[math.random(#sorcery.data.infusions)].output
		end;
		title = function(output)
			for _,i in pairs(sorcery.data.infusions) do
				print(dump(i))
				if i.output == output then
					if i._proto and i._proto.name
						then return i._proto.name
						else break end
				end
			end
			return 'Mysterious Potion'
		end;
		find = function(out)
			for _,i in pairs(sorcery.data.infusions) do
				if i.output == out then
					return { i.infuse, i.into }
				end
			end
		end;
		props = function(out)
			local i = sorcery.cookbook.classes.infuse.find(out)
			if i.recipe then return i.info else return {} end
		end;
	};
	-- wand = {
	--	booksuf = 'Grimoire';
	-- }
	enchant = {
		name = 'Enchantment Matrix';
		node = 'sorcery:enchanter';
		booksuf = 'Grimoire';
		drawslots = false;
		chance = 1;
		w = 2, h = 2;
		pick = function(restrict)
			-- TODO make sure affinity restrictions match
			local names = {}
			for k,v in pairs(sorcery.data.enchants) do
				if v.recipe then names[#names+1] = k end
			end
			return names[math.random(#names)]
		end;
		icon = function(name)
			return 'sorcery_enchant_' .. name .. '.png'
		end;
		find = function(name)
			local rec = {}
			local en = sorcery.data.enchants[name]
			if not en then return nil end
			en = en.recipe
			for i,e in pairs(en) do
				if e.lens then
					rec[i] = 'sorcery:lens_' .. e.lens .. '_' .. e.gem
				end
			end
			return rec
		end;
		props = function(name)
			return sorcery.data.enchants[name].info or {}
		end;
		slots = {
				{0.5,0};
			{0,1},   {1,1}
		};
		title = function(name) return sorcery.data.enchants[name].name end;
		outdesc = function(name,suffix)
			local e = sorcery.data.enchants[name]
			return sorcery.lib.ui.tooltip {
				title = e.name;
				desc = sorcery.lib.str.capitalize(e.desc);
				color = sorcery.lib.color(e.tone):readable();
			}
		end;
	};
	-- spells = {
	--  booksuf = 'Spellbook';
	--	slots = {
	--		{0,0}, {1,0};
	--		{0,1}, {1,1};
	--	};
	-- };
}

local recipe_kinds = sorcery.cookbook.classes

local namebook = function(kind,author)
	local name
	if kind then name = recipe_kinds[kind].booksuf
	        else name = 'Cyclopedia' end
	for _,set in pairs(bookadjs) do
		if math.random(3) == 1 then
			name = set[math.random(#set)] .. ' ' .. name
		end
	end

	return sorcery.lib.str.capitalize(author) .. "'s " .. name
end

sorcery.cookbook.pickrecipe = function(kind,restrict)
	if kind == nil then
		for k,v in pairs(recipe_kinds) do
			if math.random(v.chance) == 1 then
				kind = k break
			end
		end
		-- local rks = sorcery.lib.tbl.keys(recipe_kinds)
		-- kind = rks[math.random(#rks)]
	end

	return recipe_kinds[kind].pick(restrict), kind
end

local render_recipe = function(kind,ingredients,result)
	local k = recipe_kinds[kind]
	local t = ''
	for i=1,#k.slots do
		local x, y = k.slots[i][1], k.slots[i][2]
		if ingredients[i] and ingredients[i] ~= '' then
			local tt
			if k.indesc then tt = k.indesc(ingredients[i]) else tt = desc_builtin(ingredients[i]) end
			t = t .. string.format([[
				item_image[%f,%f;1,1;%s]
				tooltip[%f,%f;1,1;%s]
			]], x,y, minetest.formspec_escape(ingredients[i]),
			    x,y, minetest.formspec_escape(tt))
		else
			if k.drawslots == nil or k.drawslots then
				t = string.format('box[%f,%f;0.1,0.1;#00000060]',x+0.45,y+0.45) .. t
			end
		end
	end
	local img, ot
	local props = k.props(result)
	if props.note then
		t = t .. string.format([[
			textarea[0,3;4,1;;;%s]
		]], minetest.formspec_escape(props.note))
	end
	if k.icon then img = k.icon(result) end
	if k.outdesc then ot = k.outdesc(result) else ot = desc_builtin(result) end
		-- image[%f,%f;1,1;gui_furnace_arrow_bg.png^[transformR270]
	return t .. string.format([[
		item_image[%f,%f;1,1;%s]tooltip[%f,%f;1,1;%s]
		]] --[[box[%f,%f;1,1;#850083A0]] .. [[
		%s[%f,%f;1,1;%s]
		tooltip[%f,%f;1,1;%s]
	]], k.w, k.h/2 - 0.5, k.node,
		k.w, k.h/2 - 0.5, minetest.formspec_escape(minetest.registered_nodes[k.node].description),
			-- k.w+1, k.h/2 - 0.5,
		img and 'image' or 'item_image',
			k.w+1.1, k.h/2 - 0.5, minetest.formspec_escape(img or result),
			k.w+1.1, k.h/2 - 0.5, minetest.formspec_escape(ot))
end;

local retrieve_recipe = function(kind,out)
	local rec = recipe_kinds[kind]
	local ing = rec.find(out)
	return render_recipe(kind,ing,out), rec.w, rec.h
end

sorcery.cookbook.setrecipe = function(stack,k,r,restrict)
	local meta = stack:get_meta()
	if not r then r,k = sorcery.cookbook.pickrecipe(k,restrict) end
	local t = recipe_kinds[k]
	meta:set_string('recipe_kind', k)
	meta:set_string('recipe_name', r)
	meta:set_string('description',
		(t.title and t.title(r) or desc_builtin(r)) .. ' ' .. t.name)
end

minetest.register_craftitem('sorcery:recipe', {
	description = 'Recipe';
	inventory_image = 'default_paper.png'; -- fixme
	groups = { flammable = 1; book = 1; paper = 1; };
	stack_max = 1;
	on_use = function(itemstack, user, target)
		local meta = itemstack:get_meta()
		if not meta:contains('recipe_kind') then sorcery.cookbook.setrecipe(itemstack) end
		local kind = meta:get_string('recipe_kind')
		local spec, w, h = retrieve_recipe(kind,meta:get_string('recipe_name'))
		minetest.show_formspec(user:get_player_name(), 'sorcery:recipe', string.format([[
			size[%f,%f]
			container[1,1] %s container_end[]
		]], w + 4,h + 2, 
				spec))
		return itemstack
	end;
})

dungeon_loot.register {
	name = 'sorcery:recipe';
	chance = 0.9;
	count = {1,7};
}

minetest.register_craft { type = 'fuel', recipe = 'sorcery:recipe', burntime = 3 }
minetest.register_craft {
	type = 'cooking';
	recipe = 'sorcery:recipe';
	output = 'sorcery:ash';
	cooktime = 3;
}

default.register_craft_metadata_copy('default:paper','sorcery:recipe')
-- default.register_craft_metadata_copy('default:book','sorcery:cookbook')

for i=1,8 do
	local rcp = {}
	for i=1,i do rcp[i] = 'sorcery:recipe' end
	rcp[#rcp+1]='default:book' minetest.register_craft {
		type = 'shapeless', recipe = rcp, output = 'sorcery:cookbook';
	}
	rcp[#rcp]='sorcery:cookbook' minetest.register_craft {
		type = 'shapeless', recipe = rcp, output = 'sorcery:cookbook';
	}
end


local m = sorcery.lib.marshal
local encbook, decbook = m.transcoder {
	pages = m.g.array(8, m.g.struct {
		kind = m.t.str;
		name = m.t.str;
	})
}

local bookprops = function(stack)
	local meta = stack:get_meta()
	if meta:contains('cookbook') then
		return decbook(sorcery.lib.str.meta_dearmor(meta:get_string('cookbook'),true))
	else return {pages={}} end
end

local bookform_ctx = {}
local bookform = function(stack,user)
	bookform_ctx[user:get_player_name()] = user:get_wield_index()

	local meta = stack:get_meta()
	local book = bookprops(stack)
	local pagect = math.ceil(#book.pages / constants.recipes_per_cookbook_page)
	local curpage = meta:contains("pagenr") and meta:get_int("pagenr") or 1

	local pgofs = (curpage - 1) * constants.recipes_per_cookbook_page
	local form = string.format([[
		formspec_version[3] 
		size[10,12]real_coordinates[true]
		box[0,0;10,1;#580C39FF]label[0.4,0.5;%s]
		button_exit[3,11;4,1;quit;Page %u/%u]
	]], minetest.formspec_escape(meta:get_string('description')),
	    curpage, pagect)
	
	if curpage > 1      then form = form .. 'button[0,11;3,1;pageback;< Back]' end
	if curpage < pagect then form = form .. 'button[7,11;3,1;pagenext;Next >]' end

	local coords = {
		{2,1.3};
		{2,4.5};
		{2,7.7};
		-- {0,1.3}, {4, 1.3};
		-- {0,4.7}, {4, 4.7};
		-- {0,8.1}, {4, 8.1};
	}
	print('book:',dump(book))
	print('pgofs',pgofs)
	for i=pgofs,(pgofs + constants.recipes_per_cookbook_page-1) do
		local maxw, maxh = 3, 2
		if not book.pages[i+1] then break end
		local nr = 1+(i - pgofs)
		local x,y = coords[nr][1], coords[nr][2]
		local k = recipe_kinds[book.pages[i+1].kind]
		local ox,oy = maxw - k.w, maxh - k.h
		form = form .. string.format('container[%f,%f]%scontainer_end[]',(x+ox)-0.5,y,
			retrieve_recipe(book.pages[i+1].kind, book.pages[i+1].name))
	end

	minetest.show_formspec(user:get_player_name(), 'sorcery:cookbook', form)
end

minetest.register_craftitem('sorcery:cookbook', {
	description = 'Catalog';
	inventory_image = 'default_book_written.png';
	groups = { book = 1; flammable = 3 };
	on_use = function(stack,user)
		local book = bookprops(stack)
		if #book.pages == 0 then return nil end
		bookform(stack,user)
	end;
})

minetest.register_on_player_receive_fields(function(user,form,fields)
	if form ~= 'sorcery:cookbook' then return false end
	if fields.quit then
		bookform_ctx[user:get_player_name()] = nil
		return true
	end

	local idx = bookform_ctx[user:get_player_name()]
	if not idx then return true end

	local uinv = user:get_inventory()
	local stack = uinv:get_stack('main', idx)
	local book = bookprops(stack)
	local meta = stack:get_meta()

	local curpage = meta:contains("pagenr") and meta:get_int("pagenr") or 1
	local pagect = math.ceil(#book.pages / constants.recipes_per_cookbook_page)

	if curpage > 1 and fields.pageback then
		meta:set_int('pagenr', curpage - 1)
	elseif curpage < pagect and fields.pagenext then
		meta:set_int('pagenr', curpage + 1)
	end

	uinv:set_stack('main',idx,stack)
	bookform(stack,user)
end)

minetest.register_on_craft(function(stack,player,grid,inv)
	if stack:get_name() ~= 'sorcery:cookbook' then return nil end

	local oldbook
	local topic, onetopic = nil, true
	local recipes = {}
	for _,s in pairs(grid) do
		if s:get_name() == 'sorcery:recipe' then
			recipes[#recipes+1] = s
		elseif s:get_name() == 'sorcery:cookbook' then oldbook = s end
	end

	oldbook = oldbook or stack
	local bookmeta = oldbook:get_meta()
	local newbook = not bookmeta:contains('cookbook')
	local book = bookprops(oldbook)

	for _,s in pairs(recipes) do
		local meta = s:get_meta()
		local kind, item
		if meta:contains('recipe_kind') then
			kind = meta:get_string('recipe_kind')
			item = meta:get_string('recipe_name')
		else item, kind = sorcery.cookbook.pickrecipe(kind) end
		book.pages[#book.pages + 1] = { name = item, kind = kind }
		if topic then
			if topic ~= kind then onetopic = false end
		else topic = kind end
	end

	if topic and newbook then
		if not onetopic then topic = nil end
		bookmeta:set_string('description',namebook(topic,player:get_player_name()))
		bookmeta:set_string('owner',player:get_player_name())
	end

	print('new book',bookmeta:get_string('description'))
	print('new book',dump(book))
	bookmeta:set_string('cookbook', sorcery.lib.str.meta_armor(encbook(book),true))
	return oldbook
end)

if minetest.get_modpath('books') then
	-- make our own placeable cookbook somehow
end

minetest.register_on_craft(function(stack,crafter,recipe,grid)
	local ctoolclass = {
		[1] = 200;
		[2] = 100;
		[3] = 50;
		[4] = 10;
		[5] = 5;
	}
	for i=1,grid:get_size('craft') do
		local s = grid:get_stack('craft',i)
		local v = minetest.get_item_group(s:get_name(),'crafttool')
		if v ~= 0 then
			local dmg = 65536 / ctoolclass[v]
			local tool = recipe[i] 
			tool:add_wear(dmg)
			grid:set_stack('craft',i,tool)
		end
	end
	return nil
end)

if minetest.get_modpath('xdecor') then
	local og = minetest.registered_tools['xdecor:hammer'].groups
	og.crafttool = 2
	minetest.override_item('xdecor:hammer', {groups = og})
end

minetest.register_tool('sorcery:vice', {
	description = 'Vice';
	inventory_image = 'sorcery_vice.png';
	group = { crafttool = 3; }
})
minetest.register_craft {
	output = 'sorcery:vice';
	recipe = {
		{'default:steel_ingot','sorcery:screw_steel','default:steel_ingot'};
		{'default:bronze_ingot','sorcery:screw_steel','default:bronze_ingot'};
		{'default:tin_ingot','default:tin_ingot','default:tin_ingot'};
	};
}
-- chisel

	'shovel'; 'axe';
}
return {
	endure = { -- withstand more blows
		name = 'Endure';
		cost = 1;
		tone = {232,102,255};
		desc = 'durability magnified';
		affinity = 'counterpraxic';
		groups = allgroups;
		recipe = {
			{lens = 'convex',    gem = 'amethyst', dmg = 2};
			{lens = 'rectifier', gem = 'emerald',  dmg = 4};
			{lens = 'convex',    gem = 'emerald',  dmg = 2};
		};
................................................................................
			end
		end;
	};
	conserve = { -- use less magical energy
		name = 'Conserve';
		tone = {84,255,144};
		cost = 0;
		desc = 'enchantments last longer before running out of power to sustain them.';
		groups = allgroups;
		affinity = 'syncretic';
		recipe = {
			{lens = 'rectifier', gem = 'mese',     dmg = 7};
			{lens = 'rectifier', gem = 'sapphire', dmg = 2};
			{lens = 'rectifier', gem = 'amethyst', dmg = 2};
		};
................................................................................
					ctx.sparks[#ctx.sparks+1] = {
						color = sorcery.lib.color(colors[minetest.get_node(n).name]);
						count = 100 * dstfac;
					}
				end
			end
		end;













	};
	pierce = { -- faster mining speed
		name = 'Pierce';
		cost = 3;
		tone = {113,240,251};
		groups = digtools;
		{
................................................................................
				local unit = 2
				caps.groupcaps[g].maxlevel = caps[g].maxlevel + math.floor(unit*power)
			end
			stack:get_meta():set_tool_capabilities(caps)
			return stack
		end;
	};


}

	'shovel'; 'axe';
}
return {
	endure = { -- withstand more blows
		name = 'Endure';
		cost = 1;
		tone = {232,102,255};
		desc = 'tools last longer before wearing out';
		affinity = 'counterpraxic';
		groups = allgroups;
		recipe = {
			{lens = 'convex',    gem = 'amethyst', dmg = 2};
			{lens = 'rectifier', gem = 'emerald',  dmg = 4};
			{lens = 'convex',    gem = 'emerald',  dmg = 2};
		};
................................................................................
			end
		end;
	};
	conserve = { -- use less magical energy
		name = 'Conserve';
		tone = {84,255,144};
		cost = 0;
		desc = 'enchantments last longer before running out of power to sustain them';
		groups = allgroups;
		affinity = 'syncretic';
		recipe = {
			{lens = 'rectifier', gem = 'mese',     dmg = 7};
			{lens = 'rectifier', gem = 'sapphire', dmg = 2};
			{lens = 'rectifier', gem = 'amethyst', dmg = 2};
		};
................................................................................
					ctx.sparks[#ctx.sparks+1] = {
						color = sorcery.lib.color(colors[minetest.get_node(n).name]);
						count = 100 * dstfac;
					}
				end
			end
		end;
	};
	glitter = { -- increase odds of finding gem
		name = 'Glitter';
		cost = 10;
		tone = {255,50,60};
		desc = 'dramatically improve your chances of finding gems while mining veins';
		groups = {'pick','pickaxe'};
		affinity = 'entropic';
		recipe = {
			{lens = 'amplifier', gem = 'diamond',  dmg = 12};
			{lens = 'rectifier', gem = 'sapphire', dmg = 9};
			{lens = 'convex',    gem = 'ruby',     dmg = 7};
		};
	};
	pierce = { -- faster mining speed
		name = 'Pierce';
		cost = 3;
		tone = {113,240,251};
		groups = digtools;
		{
................................................................................
				local unit = 2
				caps.groupcaps[g].maxlevel = caps[g].maxlevel + math.floor(unit*power)
			end
			stack:get_meta():set_tool_capabilities(caps)
			return stack
		end;
	};
	-- multiply = {}; --  add a chance of receiving multiple drops of ore/coal
	-- leech = {}; -- draw power from local leylines
}

	copper = {
		dye = 'orange';
		ingot = 'default:copper_ingot';
		block = 'default:copperblock';
		tone = {255,176,61};
		no_tools = true; no_armor = true;
		hardness = 2;
		conduct = 0.1;
	};
	brass = {
		tone = {255,226,87};
		dye = 'bright_orange';
		artificial = true;
		no_tools = true; no_armor = true;
		hardness = 3;
................................................................................
		no_armor = true; no_tools = true;
		power = 1; cooktime = 8; hardness = 1;
	};
	electrum = {
		tone = {212, 255, 0}, alpha = 80;
		artificial = true;
		hardness = 1;
		conduct = 0.5;
		dye = 'bright_green';
		mix = {
			metals = {
				silver = 1;
				gold = 1;
			};
		};
................................................................................
		rarity = 17;
		durabilty = 900;
		hardness = 6;
		power = 3;
		speed = 3.5;
		cooktime = 30;
		maxenergy = 3500;
		conduct = 2.0;
		slots = {
			{
				affinity = {'counterpraxic'};
				confluence = 0.65;
				interference = {speed = 1};
			};
		}
................................................................................
		tone = {255,252,93}, alpha = 80;
		dye = 'yellow';
		rarity = 13;
		hardness = 2;
		fuel = 80;
		no_tools = true;
		no_armor = true;






















	};
	iridium = {
		tone = {209,88,241}, alpha = 80;
		dye = 'purple';
		rarity = 18;
		meltpoint = 3;
		cooktime = 340;
		hardness = 7;
		maxenergy = 1800;
		conduct = 5;
		durability = 1900;
		speed = 3.2;
		img = {
			-- ingot = 'sorcery_iridium_ingot.png';
			-- block = 'sorcery_iridium_block.png';
		};
		slots = {
			{affinity={'counterpraxic','syncretic'}, confluence = 1.1};
			{affinity={'cognic','entropic'}, confluence = 0.8};
................................................................................
			metals = {
				iridium = 2;
				tungsten = 2;
				lithium = 1;
			};
		};
		sinter = {
			'sorcery:powder_iridium';
			'sorcery:powder_iridium';
			'sorcery:powder_tungsten';
			'sorcery:powder_tungsten';
			'sorcery:powder_lithium';
		};
		slots = {
			{affinity={'praxic','entropic'}, confluence = 1.4};
			{affinity={'praxic','syncretic'}, confluence = 1.1};
		}
	};
	unobtanium = {
................................................................................
		tone = {114,255,214}, alpha = 120;
		meltpoint = 3;
		cooktime = 330;
		artificial = true;
		maxenergy = 4000;
		hardness = 7;
		durability = 3300;
		conduct = 15;
		speed = 3.4;
		slots = {
			{affinity={'praxic'}, confluence = 0.7};
			{affinity={'counterpraxic'}, confluence = 1.2};
			{affinity={'cognic'}, confluence = 1.1};
		};
		mix = {
................................................................................
	};
	draconium = {
		tone = {255,20,80}, alpha = 110;
		artificial=true;
		meltpoint = 5;
		cooktime = 120;
		hardness = 8;
		maxconduct = 10;
		speed = 1.7;
		maxenergy = 2200;
		durability = 1500;
		slots = {
			{affinity={'praxic'},confluence=3};
			{affinity={'syncretic'},confluence=2};
		};
		sinter = {
			'sorcery:powder_lithium';
			'sorcery:powder_aluminum';
			'sorcery:powder_iridium';
			'sorcery:oil_flame';
		};

	};
	tyrannium = {
		tone = {46,255,245}, alpha = 80;
		artificial=true;
		hardness = 20;
		meltpoint = 6;
		cooktime = 240;
		maxenergy = 800;
		durability = 4000;
		speed = 3.0;
		slots = {};
	};
};

	copper = {
		dye = 'orange';
		ingot = 'default:copper_ingot';
		block = 'default:copperblock';
		tone = {255,176,61};
		no_tools = true; no_armor = true;
		hardness = 2;
		conduct = 0.3;
	};
	brass = {
		tone = {255,226,87};
		dye = 'bright_orange';
		artificial = true;
		no_tools = true; no_armor = true;
		hardness = 3;
................................................................................
		no_armor = true; no_tools = true;
		power = 1; cooktime = 8; hardness = 1;
	};
	electrum = {
		tone = {212, 255, 0}, alpha = 80;
		artificial = true;
		hardness = 1;
		conduct = 2;
		dye = 'bright_green';
		mix = {
			metals = {
				silver = 1;
				gold = 1;
			};
		};
................................................................................
		rarity = 17;
		durabilty = 900;
		hardness = 6;
		power = 3;
		speed = 3.5;
		cooktime = 30;
		maxenergy = 3500;

		slots = {
			{
				affinity = {'counterpraxic'};
				confluence = 0.65;
				interference = {speed = 1};
			};
		}
................................................................................
		tone = {255,252,93}, alpha = 80;
		dye = 'yellow';
		rarity = 13;
		hardness = 2;
		fuel = 80;
		no_tools = true;
		no_armor = true;
	};
	vidrium = {
		tone = {119,185,221}, alpha = 140;
		artificial = true;
		dye = 'cyan';
		hardness = 1;
		durability = 300;
		meltpoint = 2;
		cooktime = 20;
		no_tools = true, no_armor = true;
		conduct = 5;
		mix = {
			metals = {
				lithium = 2;
				tin = 4;
				gold = 1;
			}
		};
		sinter = {
			'gold'; 'lithium', 'lithium';
			'tin', 'tin', 'tin', 'tin';
		};
	};
	iridium = {
		tone = {209,88,241}, alpha = 80;
		dye = 'purple';
		rarity = 18;
		meltpoint = 3;
		cooktime = 340;
		hardness = 7;
		maxenergy = 1800;
		conduct = 10;
		durability = 1900;
		speed = 3;
		img = {
			-- ingot = 'sorcery_iridium_ingot.png';
			-- block = 'sorcery_iridium_block.png';
		};
		slots = {
			{affinity={'counterpraxic','syncretic'}, confluence = 1.1};
			{affinity={'cognic','entropic'}, confluence = 0.8};
................................................................................
			metals = {
				iridium = 2;
				tungsten = 2;
				lithium = 1;
			};
		};
		sinter = {
			'lithium';
			'iridium', 'iridium';
			'tungsten', 'tungsten';


		};
		slots = {
			{affinity={'praxic','entropic'}, confluence = 1.4};
			{affinity={'praxic','syncretic'}, confluence = 1.1};
		}
	};
	unobtanium = {
................................................................................
		tone = {114,255,214}, alpha = 120;
		meltpoint = 3;
		cooktime = 330;
		artificial = true;
		maxenergy = 4000;
		hardness = 7;
		durability = 3300;
		conduct = 20;
		speed = 3.4;
		slots = {
			{affinity={'praxic'}, confluence = 0.7};
			{affinity={'counterpraxic'}, confluence = 1.2};
			{affinity={'cognic'}, confluence = 1.1};
		};
		mix = {
................................................................................
	};
	draconium = {
		tone = {255,20,80}, alpha = 110;
		artificial=true;
		meltpoint = 5;
		cooktime = 120;
		hardness = 8;
		maxconduct = 15;
		speed = 1.7;
		maxenergy = 2200;
		durability = 1500;
		slots = {
			{affinity={'praxic'},confluence=3};
			{affinity={'syncretic'},confluence=2};
		};
		sinter = {
			'lithium'; 'aluminum'; 'iridium';



		};
		sinter_catalyst = { 'sorcery:oil_flame' };
	};
	tyrannium = {
		tone = {46,255,245}, alpha = 80;
		artificial=true;
		hardness = 20;
		meltpoint = 6;
		cooktime = 240;
		maxenergy = 800;
		durability = 4000;
		speed = 3.0;
		slots = {};
	};
};

		basis = 'sorcery:potion_water';
	};
	Majestic = {
		color = {253,133,194};
		style = 'sparkle';
		infusion = 'sorcery:oil_mystic';
		basis = 'sorcery:holy_water';

		glow = 8;
	};
	Misty = {
		color = {186,241,233};
		infusion = 'sorcery:grease_fog';
	};
	Luminous = {
................................................................................
		style = 'sparkle';
		infusion = 'sorcery:extract_cotton';
	};
	Viscous = {
		color = {119,51,111};
		infusion = 'sorcery:oil_bleak';
	};



}

		basis = 'sorcery:potion_water';
	};
	Majestic = {
		color = {253,133,194};
		style = 'sparkle';
		infusion = 'sorcery:oil_mystic';
		basis = 'sorcery:holy_water';
		substitutes = 'Serene';
		glow = 8;
	};
	Misty = {
		color = {186,241,233};
		infusion = 'sorcery:grease_fog';
	};
	Luminous = {
................................................................................
		style = 'sparkle';
		infusion = 'sorcery:extract_cotton';
	};
	Viscous = {
		color = {119,51,111};
		infusion = 'sorcery:oil_bleak';
	};
	Isolating = {
		color = {188,78,225};
		infusion = 'sorcery:extract_fern';
	};
}

local enchantment_sparkle = function(ctx,color)








	return minetest.add_particlespawner {
		amount = 50;
		time = 0.5;
		minpos = vector.subtract(ctx.target.under, 0.5);
		maxpos = vector.add(ctx.target.under, 0.5);
		minvel = {x=0,z=0,y= 0.3}, maxvel = {x=0,z=0,y= 1.5};
		minacc = {x=-0.2,z=-0.2,y=-0.1}, maxacc = {x=0.2,z=0.2,y=-0.2};
		minexptime = 1, maxexptime = 2;
		minsize = 0.5, maxsize = 2;
		texture = sorcery.lib.image('sorcery_spark.png'):multiply(color):render();
		animation = {
			type = 'vertical_frames';
			aspect_w = 16, aspect_h = 16;
			length = 2;
................................................................................
		affinity = {'apple','silent'};
		uses = 128;
		desc = 'Reveal the strength and affinities of the local leyline';
		cast = function(ctx)
			local color = ctx.base.gem == 'sapphire';
			local duration = (ctx.base.gem == 'amethyst' and 4) or 2;
			local ley = sorcery.ley.estimate(ctx.caster:get_pos())
			local emit = function(color,strength)
				minetest.add_particlespawner {
					amount = 70 * strength;
					time = duration * strength;
					attached = ctx.caster;
					texture = sorcery.lib.image('sorcery_spark.png'):
						multiply(color:brighten(1.3)):render();
					minpos = { x = -0.1, z =  0.5, y =  1.2}; 
					maxpos = { x =  0.1, z =  0.3, y =  1.6}; 
					minvel = { x = -0.5, z = -0.5, y = -0.5};
					maxvel = { x =  0.5, z =  0.5, y =  0.5};
					minacc = { x =  0.0, z =  0.0, y =  0.5};
					maxacc = { x =  0.0, z =  0.0, y =  0.5};
					minsize = 0.4, maxsize = 0.8;
					minexptime = 1, maxexptime = 1;
					glow = 14;
					animation = {
						type = 'vertical_frames';
						aspect_w = 16;
						aspect_h = 16;
						length = 1.1;
					};
				}
			end

			local strength = ley.force
			if color then
				strength = strength / #ley.aff
				for _,a in pairs(ley.aff) do
					emit(sorcery.lib.color(sorcery.data.affinities[a].color), strength)
				end
			else
				emit(sorcery.lib.color(250,255,185), strength)
			end

		end;
	};
	dowse = {
		name = 'dowsing';
		leytype = 'cognic';
................................................................................
	attune = {
		name = 'attunement';
		uses = 38;
		color = {255,65,207};
		leytype = 'syncretic';
		affinity = {'pine','verdant','dark'};
		desc = 'Establish a connection between mystic mechanisms, like connecting two sides of a portal or impressing targets onto a dowsing wand in an enchanter';






















































	};
	meld = {
		name = 'melding';
		uses = 48;
		leytype = 'syncretic';
		color = {172,65,255};
		affinity = {'apple','verdant'};
................................................................................
	disjoin = {
		name = 'disjunction';
		uses = 32;
		color = {17,6,212};
		leytype = 'occlutic';
		affinity = {'jungle','silent'};
		desc = 'With an enchanter, disjoin the anchor holding a spell into an object so a new spell can instead be bound in';
















































































































	};
	luminate = {
		name = 'lumination';
		desc = 'Banish darkness all about you for a few moments';
		uses = 40;
		color = {244,255,157};
		affinity = {'acacia','shimmering','blazing'};

local cast_sparkle = function(ctx,color,strength,duration)
	minetest.add_particlespawner {
		amount = 70 * strength;
		time = duration or 1.5;
		attached = ctx.caster;
		texture = sorcery.lib.image('sorcery_spark.png'):multiply(color):render();
		minpos = { x = -0.1, z =  0.5, y =  1.2}; 
		maxpos = { x =  0.1, z =  0.3, y =  1.6}; 
		minvel = { x = -0.5, z = -0.5, y = -0.5};
		maxvel = { x =  0.5, z =  0.5, y =  0.5};
		minacc = { x =  0.0, z =  0.0, y =  0.5};
		maxacc = { x =  0.0, z =  0.0, y =  0.5};
		minsize = 0.4, maxsize = 0.8;
		minexptime = 1, maxexptime = 1;
		glow = 14;
		animation = {
			type = 'vertical_frames';
			aspect_w = 16;
			aspect_h = 16;
			length = 1.1;
		};
	}
end
local enchantment_sparkle = function(ctx,color)
	local minvel, maxvel
	if minetest.get_node(vector.add(ctx.target.under,{y=1,z=0,x=0})).name == 'air' then
		minvel = {x=0,z=0,y= 0.3}  maxvel = {x=0,z=0,y= 1.5};
	else
		local dir = vector.subtract(ctx.target.under,ctx.target.above)
		minvel = vector.multiply(dir, 0.3)
		maxvel = vector.multiply(dir, 1.2)
	end
	return minetest.add_particlespawner {
		amount = 50;
		time = 0.5;
		minpos = vector.subtract(ctx.target.under, 0.5);
		maxpos = vector.add(ctx.target.under, 0.5);
		minvel = minvel, maxvel = maxvel;

		minexptime = 1, maxexptime = 2;
		minsize = 0.5, maxsize = 2;
		texture = sorcery.lib.image('sorcery_spark.png'):multiply(color):render();
		animation = {
			type = 'vertical_frames';
			aspect_w = 16, aspect_h = 16;
			length = 2;
................................................................................
		affinity = {'apple','silent'};
		uses = 128;
		desc = 'Reveal the strength and affinities of the local leyline';
		cast = function(ctx)
			local color = ctx.base.gem == 'sapphire';
			local duration = (ctx.base.gem == 'amethyst' and 4) or 2;
			local ley = sorcery.ley.estimate(ctx.caster:get_pos())

























			local strength = ley.force
			if color then
				strength = strength / #ley.aff
				for _,a in pairs(ley.aff) do
					cast_sparkle(ctx,sorcery.lib.color(sorcery.data.affinities[a].color):brighten(1.3), strength, duration * strength)
				end
			else
				cast_sparkle(ctx,sorcery.lib.color(250,255,185), strength, duration*strength)
			end

		end;
	};
	dowse = {
		name = 'dowsing';
		leytype = 'cognic';
................................................................................
	attune = {
		name = 'attunement';
		uses = 38;
		color = {255,65,207};
		leytype = 'syncretic';
		affinity = {'pine','verdant','dark'};
		desc = 'Establish a connection between mystic mechanisms, like connecting two sides of a portal or impressing targets onto a dowsing wand in an enchanter';
		cast = function(ctx)
			if not (ctx.target and ctx.target.type == 'node') then
				ctx.meta:set_string('source','')
				cast_sparkle(ctx, sorcery.lib.color(234,45,100), 0.3)
				return true
			end
			local n = minetest.registered_nodes[minetest.get_node(ctx.target.under).name]
			if not (n and n._sorcery and n._sorcery.attune) then
				return false end -- just in case anyone casts on an undefined node
			local m = sorcery.lib.marshal
			local encpos, decpos = m.transcoder {
				x = m.t.s32, y = m.t.s32, z = m.t.s32;
				id = m.t.str;
			}
			local props = n._sorcery.attune

			local rec = ctx.meta:get_string('source')
			local src
			if rec then
				local data = decpos(sorcery.lib.str.meta_dearmor(rec,true))
				local srcpos = {x=data.x,y=data.y,z=data.z}
				local srcnode = minetest.get_node(srcpos)
				local srcdef = minetest.registered_nodes[srcnode.name]
				if srcdef and srcdef._sorcery and srcdef._sorcery.attune then
					if sorcery.attunement.nodeid(srcpos) == data.id then
						-- check for ink
						src = { 
							pos = srcpos;
							props = srcdef._sorcery.attune;
						}
					end
				end
			end

			local color
			if src and src.props.source and
			   src.props.class == props.accepts and props.target and
			   (not vector.equals(src.pos, ctx.target.under)) then
				sorcery.attunement.pair(src.props.reciprocal or true, src.pos, ctx.target.under)
				ctx.meta:set_string('source','')
				color = sorcery.lib.color(255,130,75)
			elseif props.source then
				ctx.meta:set_string('source', sorcery.lib.str.meta_armor(encpos {
					x = ctx.target.under.x;
					y = ctx.target.under.y;
					z = ctx.target.under.z;
					id = sorcery.attunement.nodeid(ctx.target.under);
				},true))
				color = sorcery.lib.color(128,75,255)
			end

			if color then enchantment_sparkle(ctx,color)
				else return false end
		end;
	};
	meld = {
		name = 'melding';
		uses = 48;
		leytype = 'syncretic';
		color = {172,65,255};
		affinity = {'apple','verdant'};
................................................................................
	disjoin = {
		name = 'disjunction';
		uses = 32;
		color = {17,6,212};
		leytype = 'occlutic';
		affinity = {'jungle','silent'};
		desc = 'With an enchanter, disjoin the anchor holding a spell into an object so a new spell can instead be bound in';
	};
	divine = {
		name = 'divining';
		desc = 'Steal away the secrets of the cosmos';
		uses = 16;
		color= {97,97,255};
		sound = 'xdecor:enchanting';
		leytype = 'cognic';
		affinity = {'pine','shimmering','dark','verdant'};
		cast = function(ctx)
			local inks = {'black','red','white','violet','blue','green'}
			local getcolor = function(stack)
				 if stack:is_empty() then return nil end
				 if minetest.get_item_group(stack:get_name(), 'dye') == 0 then return nil end
				 for _,ink in pairs(inks) do
					 if minetest.get_item_group(stack:get_name(), 'color_' ..ink) ~= 0
						 then print('found',ink,'ink') return ink end
				 end
			end
			if not ctx.target or ctx.target.type ~= 'node' then return false end
			local tgt = minetest.get_node(ctx.target.under)
			if tgt.name == 'sorcery:enchanter' then
				local meta = minetest.get_meta(ctx.target.under)
				local inv = meta:get_inventory()
				if inv:get_stack('item',1):get_name() == 'default:paper'
					and inv:get_stack('item',1):get_count() == 1
					and not inv:is_empty('foci') then
				   local ink1 = getcolor(inv:get_stack('foci',2))
				   local ink2 = getcolor(inv:get_stack('foci',3))
				   local restrict, kind, mod = {} do
					   local ms = inv:get_stack('foci',1)
					   if not ms:is_empty() then mod = ms:get_name() end
				   end
				   print(ink1,ink2,mod)
				   if ink1 == 'black' and ink2 == 'black' then kind = 'craft'
					   if mod then
						   if mod == sorcery.data.metals.cobalt.parts.powder then
							   restrict.group = 'sorcery_magitech'
						   elseif mod == sorcery.data.metals.vidrium.parts.powder then
							   restrict.group = 'sorcery_ley_device'
						   elseif mod == sorcery.data.metals.aluminum.parts.powder then
							   restrict.group = 'sorcery_metallurgy'
						   elseif mod == sorcery.data.metals.lithium.parts.powder then
							   restrict.group = 'sorcery_enchanting_lens'
						   elseif mod == sorcery.data.metals.iridium.parts.powder then
							   restrict.group = 'sorcery_worship'
						   elseif mod == sorcery.data.metals.gold.parts.powder then
							   restrict.group = 'sorcery_grease'
						   elseif mod == sorcery.data.metals.silver.parts.powder then
							   restrict.group = 'sorcery_oil'
						   elseif mod == sorcery.data.metals.electrum.parts.powder then
							   restrict.group = 'sorcery_extract'
						   elseif mod == 'farming:sugar' then
							   restrict.mod = 'farming'
						   else return false end
					   end
				   elseif ink1 == 'black' and ink2 == 'white' then kind = 'infuse'
					   if mod then
						   if mod == sorcery.data.metals.gold.parts.powder then
							   restrict.mod = 'sorcery_draught'
						   elseif mod == sorcery.data.metals.cobalt.parts.powder then
							   restrict.mod = 'sorcery_philter'
						   elseif mod == sorcery.data.metals.lithium.parts.powder then
							   restrict.mod = 'sorcery_elixirs'
						   else return false end
					   end
				   elseif ink1 == 'blue' and ink2 == 'violet' then kind = 'enchant'
					   if mod then
						   if mod == sorcery.data.metals.cobalt.parts.powder then
							   restrict.aff = 'praxic'
						   elseif mod == sorcery.data.metals.tungsten.parts.powder then
							   restrict.aff = 'counterpraxic'
						   elseif mod == sorcery.data.metals.aluminum.parts.powder then
							   restrict.aff = 'syncretic'
						   elseif mod == sorcery.data.metals.lithium.parts.powder then
							   -- restrict.aff = 'mandatic' -- no enchants yet, will cause infinite loop
						   elseif mod == sorcery.data.metals.iridium.parts.powder then
							   restrict.aff = 'entropic'
						   elseif mod == sorcery.data.metals.gold.parts.powder then
							   restrict.aff = 'cognic'
						   elseif mod == sorcery.data.metals.silver.parts.powder then
							   -- restrict.aff = 'occlutic'
						   elseif mod == sorcery.data.metals.electrum.parts.powder then
							   -- restrict.aff = 'imperic'
						   else return false end
					   end
				   elseif ink1 == 'red' and ink2 == 'yellow' then kind = 'cook';
				   -- elseif ink1 == 'red' and ink2 == 'orange' then kind = 'smelt';
				   end
				   print('result',kind,dump(restrict))
				   if kind then
					   print('found kind')
					   local rec = ItemStack('sorcery:recipe')
					   local m = rec:get_meta()
					   if ctx.base.gem == 'diamond' then
						   -- make recipe for thing in slot 1
					   else
						   sorcery.cookbook.setrecipe(rec,kind,nil,restrict)
					   end
					   inv:set_stack('item',1,rec)
					   for i=1,inv:get_size('foci') do
						   local f = inv:get_stack('foci',i)
						   f:take_item(1)
						   inv:set_stack('foci',i,f)
					   end
					   enchantment_sparkle(ctx,sorcery.lib.color(97,97,255))
					   return
				   end
				end
			end
			return false
		end;
	};
	luminate = {
		name = 'lumination';
		desc = 'Banish darkness all about you for a few moments';
		uses = 40;
		color = {244,255,157};
		affinity = {'acacia','shimmering','blazing'};

local update_disassembler = function(pos)
	local m = minetest.get_meta(pos)
	local i = m:get_inventory()
	local paper = i:get_stack('paper',1)
	local item = i:get_stack('item',1)

	local ink_count
	for j=1,i:get_size('ink') do
		local ink = i:get_stack('ink',j)
		local c = ink:get_count()
		if ink_count then
			if c < ink_count then ink_count = c end
		else ink_count = c end
	end
	
	ink_count = ink_count or 0
	local maxrecs = math.min(ink_count, paper:get_count(), item:get_count())

	if maxrecs > 0 and sorcery.cookbook.classes.craft.find(item:get_name()) then
		local rec = ItemStack{name = 'sorcery:recipe', count = maxrecs}
		sorcery.cookbook.setrecipe(rec, 'craft', item:get_name())
		i:set_stack('output',1,rec)
	else
		i:set_stack('output',1,ItemStack())
	end
end
minetest.register_node('sorcery:disassembler', {
	description = 'Disassembly Kit';
	drawtype = 'mesh';
	mesh = 'sorcery-disassembler.obj';
	paramtype = 'light', sunlight_propagates = true;
	paramtype2 = 'facedir';
	groups = { cracky = 2, sorcery_tech = 1 };
	tiles = {
		'default_copper_block.png';
		'default_wood.png';
		'default_steel_block.png';
		'default_stone.png';
		'default_gold_block.png';
		'default_coal_block.png';
	};
	after_dig_node = sorcery.lib.node.purge_container;
	on_construct = function(pos)
		local m = minetest.get_meta(pos)
		local i = m:get_inventory()
		i:set_size('item',1)
		i:set_size('paper',1)
		i:set_size('ink',3)
		i:set_size('output',1)
		m:set_string('infotext','Disassembly Kit')
		m:set_string('formspec', [[
			formspec_version[3]
			size[10.25,7] real_coordinates[true]
			list[current_player;main;0.25,2;8,4]

			list[context;item;0.25,0.5;1,1;]
			list[context;paper;2.25,0.5;1,1;]
			list[context;ink;4.25,0.5;3,1;]
			list[context;output;9,0.5;1,1;]

			listring[current_player;main] listring[context;item]
			listring[current_player;main] listring[context;paper]
			listring[current_player;main] listring[context;ink]
		]])
	end;
	on_metadata_inventory_put = update_disassembler;
	on_metadata_inventory_take = function(pos,list,idx,stack,user)
		local m = minetest.get_meta(pos)
		local i = m:get_inventory()
		local paper = i:get_stack('paper',1)
		local item = i:get_stack('item',1)

		if list == 'output' then
			local count = stack:get_count()
			item:take_item(count)
			i:set_stack('item',1,item)
			for j=1,i:get_size('ink') do
				local ink = i:get_stack('ink',j)
				ink:take_item(count)
				i:set_stack('ink',j,ink)
			end
		end

		update_disassembler(pos)
	end;
	allow_metadata_inventory_put = function(pos,list,idx,stack,user)
		local name = stack:get_name()
		if list == 'paper' then
			if name == 'default:paper' then return stack:get_count() end
		elseif list == 'ink' then
			if minetest.get_item_group(name,'dye') > 0 then return stack:get_count() end
		elseif list == 'item' then
			return stack:get_count()
		elseif list == 'output' then
			return 0
		end
		return 0
	end;
	allow_metadata_inventory_move = function(pos, fl, fi, tl, ti, count)
		if fl == 'ink' and tl == 'ink'
			then return count
			else return 0
		end
	end;
})

minetest.register_craft {
	output = 'sorcery:disassembler';
	recipe = {
		{'group:wood','default:gold_ingot','dye:black'};
		{'sorcery:vice','screwdriver:screwdriver','xdecor:hammer'};
		{'stairs:slab_stone', 'stairs:slab_stone', 'stairs:slab_stone'};
	};
}

			props[#props+1] = {
				title = e.name;
				desc = e.desc;
				color = sorcery.lib.color(e.tone);
			}
			local inf = mat.data.slots[s.slot].interference
			if inf then for k,v in pairs(inf) do
				interference[k] = interference[k] + v
			end end
		::skip::end
		if #interference > 0 then
			if interference.speed then stack = sorcery.data.enchants.pierce.apply(stack,-interference.speed,basecaps) end
			if interference.durability then stack = sorcery.data.enchants.endure.apply(stack,-interference.durability,basecaps) end
		end
		meta = stack:get_meta() -- necessary? unclear
................................................................................

minetest.register_node('sorcery:enchanter', {
	description = 'Enchanter';
	drawtype = 'mesh';
	mesh = 'sorcery-enchanter.obj';
	paramtype = 'light';
	paramtype2 = 'facedir';
	groups = { cracky = 2, oddly_breakable_by_hand = 2 };
	sunlight_propagates = true;
	selection_box = hitbox;
	collision_box = hitbox;
	after_dig_node = sorcery.lib.node.purge_container;
	tiles = {
		"default_obsidian.png";
		"default_steel_block.png";

			props[#props+1] = {
				title = e.name;
				desc = e.desc;
				color = sorcery.lib.color(e.tone);
			}
			local inf = mat.data.slots[s.slot].interference
			if inf then for k,v in pairs(inf) do
				interference[k] = (interference[k] or 0) + v
			end end
		::skip::end
		if #interference > 0 then
			if interference.speed then stack = sorcery.data.enchants.pierce.apply(stack,-interference.speed,basecaps) end
			if interference.durability then stack = sorcery.data.enchants.endure.apply(stack,-interference.durability,basecaps) end
		end
		meta = stack:get_meta() -- necessary? unclear
................................................................................

minetest.register_node('sorcery:enchanter', {
	description = 'Enchanter';
	drawtype = 'mesh';
	mesh = 'sorcery-enchanter.obj';
	paramtype = 'light';
	paramtype2 = 'facedir';
	groups = { cracky = 2, oddly_breakable_by_hand = 2, sorcery_magitech = 1 };
	sunlight_propagates = true;
	selection_box = hitbox;
	collision_box = hitbox;
	after_dig_node = sorcery.lib.node.purge_container;
	tiles = {
		"default_obsidian.png";
		"default_steel_block.png";

local constants = {
	farcaster_nonlocal_cost = 0.1;
	-- the amount of power it takes to cast 50 nodes away
}
minetest.register_node('sorcery:raycaster', {
	description = 'Raycaster';
	groups = { cracky = 2; sorcery_ley_device = 1; sorcery_magitech = 1; };
	paramtype2 = 'facedir';
	tiles = {
		'sorcery_farcaster_linear_top.png';
		'sorcery_farcaster_linear_bottom.png';
		'sorcery_farcaster_linear_side.png';
	};
	_sorcery = {
		ley = {
			mode = 'consume', affinity = {'mandatic'};
			power = function(pos,delta)
				local tune = sorcery.attunement.verify(pos)
				if tune then return 0.3 else return 0 end
			end
		};
		attune = {
			class = 'sorcery:raycaster', accepts = 'sorcery:raycaster';
			source = true, target = true, reciprocal = true;
		};
		farcaster = {
			partner = function(pos)
				local tune = sorcery.attunement.verify(pos)
				print('   *!* verifying farcaster tuning',tune)
				if not tune then return nil end
				minetest.load_area(tune.partner)
				local vis = false
				local ignored
				repeat
					ignored = false
					for _,p in pairs(sorcery.lib.node.offsets.neighbors) do
						local sum = vector.add(pos,p)
						local _, stop = minetest.line_of_sight(sum,tune.partner) 
						if vector.equals(stop, tune.partner) then
							vis = true 
							break
						else
							if minetest.get_node(stop).name == 'ignore' then
								minetest.load_area(stop)
								ignored = true
							end
						end
					end
				until ignored == false
				if vis == true
					then return tune.partner
					else return nil
				end
			end;
		};
	};
})

minetest.register_node('sorcery:farcaster', {
	description = 'Farcaster';
	paramtype2 = 'facedir';
	groups = { cracky = 2; sorcery_ley_device = 1; sorcery_magitech = 1; };
	tiles = {
		'sorcery_farcaster_nonlocal_top.png';
		'sorcery_farcaster_nonlocal_top.png';
		'sorcery_farcaster_nonlocal_side.png';
		'sorcery_farcaster_nonlocal_side.png';
		'sorcery_farcaster_nonlocal_back.png';
		'sorcery_farcaster_nonlocal_front.png';
	};
	_sorcery = {
		ley = { mode = 'consume'; affinity = {'mandatic'};
			power = function(pos,delta)
				local tune = sorcery.attunement.verify(pos)
				if not tune then
					return 0
				else
					return (vector.distance(pos,tune.partner) / 50) * constants.farcaster_nonlocal_cost
				end
			end;
		};
		attune = {
			class = 'sorcery:farcaster', accepts = 'sorcery:farcaster';
			source = true, target = true, reciprocal = true;
		};
		farcaster = {
			partner = function(pos)
				local tune = sorcery.attunement.verify(pos)
				if not tune then return nil end

				return tune.partner
			end;
		}
	};
})

sorcery.farcaster = {}
sorcery.farcaster.junction = function(start,minconduct)
	local stack = {{pos = start, hops = 0, route = {}}}
	local checked, network = {},{}
	local checkedp = function(pos)
		for _,v in pairs(checked) do
			if vector.equals(pos,v) then return true end
		end
		return false
	end
	local i = 1 repeat
		local caps = sorcery.ley.netcaps(stack[i].pos,1,nil,minconduct)
		network[#network+1] = {
			caps = caps;
			hops = stack[i].hops;
			route = stack[i].route;
		}
		for _,d in pairs(caps.net.devices.consume) do
			if not checkedp(d.pos) then
				checked[#checked+1] = d.pos
				local def = minetest.registered_nodes[d.id]
				if def and def._sorcery and def._sorcery.farcaster then
					local fc = def._sorcery.farcaster
					local p = fc.partner(d.pos)
					if p ~= nil and d.powerdraw >= d.minpower and not checkedp(p) then
						local nr = table.copy(stack[i].route)
						checked[#checked+1] = p
						nr[#nr+1] = d.pos
						stack[#stack+1] = {
							pos = p;
							route = nr;
							hops = stack[i].hops + 1;
						}
					else
					end
				end
			end
		end
	i = i + 1 until i > #stack

	return network
end

		maxcost = #tgts * constants.cost_per_barrier * time;
		mincost = math.min(1,#tgts) * constants.cost_per_barrier * time;
		targets = tgts;
	}
end
for i=1,10 do
	minetest.register_node('sorcery:air_barrier_' .. tostring(i), {
		drawtype = 'airlike';
		walkable = true;
		pointable = false;
		sunlight_propagates = true;
		paramtype = 'light';
		light_source = i;

		groups = {


			sorcery_force_barrier = i;
		};
		-- _proto = {
		-- 	strength = i;
		-- };
		on_construct = function(pos)
			minetest.get_node_timer(pos):start(1)
................................................................................
end
minetest.register_node('sorcery:emitter_barrier', {
	description = "Barrier Screen Emitter";
	paramtype2 = 'facedir';
	groups = {
		cracky = 2;
		sorcery_ley_device = 1;

	};
	tiles = {
		'sorcery_emitter_barrier_top.png';
		'sorcery_emitter_barrier_bottom.png';
		'sorcery_emitter_barrier_front.png^[transformR270';
		'sorcery_emitter_barrier_front.png^[transformFXR90';
		'sorcery_emitter_barrier_side.png';

		maxcost = #tgts * constants.cost_per_barrier * time;
		mincost = math.min(1,#tgts) * constants.cost_per_barrier * time;
		targets = tgts;
	}
end
for i=1,10 do
	minetest.register_node('sorcery:air_barrier_' .. tostring(i), {
		drawtype = 'glasslike';
		walkable = true;
		pointable = false;
		sunlight_propagates = true;
		paramtype = 'light';
		light_source = i;
		tiles = {'sorcery_transparent.png'};
		groups = {
			air = 1;
			sorcery_air = 1;
			sorcery_force_barrier = i;
		};
		-- _proto = {
		-- 	strength = i;
		-- };
		on_construct = function(pos)
			minetest.get_node_timer(pos):start(1)
................................................................................
end
minetest.register_node('sorcery:emitter_barrier', {
	description = "Barrier Screen Emitter";
	paramtype2 = 'facedir';
	groups = {
		cracky = 2;
		sorcery_ley_device = 1;
		sorcery_magitech = 1;
	};
	tiles = {
		'sorcery_emitter_barrier_top.png';
		'sorcery_emitter_barrier_bottom.png';
		'sorcery_emitter_barrier_front.png^[transformR270';
		'sorcery_emitter_barrier_front.png^[transformFXR90';
		'sorcery_emitter_barrier_side.png';

	for _, kind in pairs { 'amplifier','rectifier','concave','convex' } do
		local id = 'sorcery:lens_' .. kind .. '_' .. name
		minetest.register_tool(id, {
			inventory_image = sorcery.lib.image('sorcery_lens_overlay_gold.png'):
				blit(sorcery.lib.image('sorcery_lens_' .. kind .. '.png'):
					multiply(sorcery.lib.color(gem.tone):brighten(1.1))):
				render();
			description = sorcery.lib.str.capitalize(name) .. ' ' .. kind .. ' lens';
			groups = { sorcery_enchanting_lens = 1 };
			_proto = {
				gem = name;
				kind = kind;
			};
		})
	end
................................................................................
		minetest.override_item(ore, {drop = newdrops})
		-- might be possible to just edit it in place, since we're
		-- referring to registered_nodes anyway, but i don't want
		-- to chance it; god knows what's going on under the hood
	end
end

if minetest.get_modpath('xdecor') then
	local og = minetest.registered_tools['xdecor:hammer'].groups
	og.crafttool = 1
	minetest.override_item('xdecor:hammer', {groups = og})
end

minetest.register_on_craft(function(stack,crafter,recipe,grid)
	local ctoolclass = {
		[1] = 200;
		[2] = 100;
		[3] = 50;
		[4] = 10;
		[5] = 5;
	}
	for i=1,grid:get_size('craft') do
		local s = grid:get_stack('craft',i)
		local v = minetest.get_item_group(s:get_name(),'crafttool')
		if v ~= 0 then
			local dmg = 65536 / ctoolclass[v]
			local tool = recipe[i] 
			tool:add_wear(dmg)
			grid:set_stack('craft',i,tool)
		end
	end
	return nil
end)
for g,v in pairs(sorcery.data.gems) do sorcery.register_gem(g,v) end

sorcery.gem = {
	getdrops = function(fac)
		items = {}
		for g,v in pairs(sorcery.data.gems) do
			items[#items + 1] = {

	for _, kind in pairs { 'amplifier','rectifier','concave','convex' } do
		local id = 'sorcery:lens_' .. kind .. '_' .. name
		minetest.register_tool(id, {
			inventory_image = sorcery.lib.image('sorcery_lens_overlay_gold.png'):
				blit(sorcery.lib.image('sorcery_lens_' .. kind .. '.png'):
					multiply(sorcery.lib.color(gem.tone):brighten(1.1))):
				render();
			description = sorcery.lib.str.capitalize(name) .. ' ' .. sorcery.lib.str.capitalize(kind) .. ' Lens';
			groups = { sorcery_enchanting_lens = 1 };
			_proto = {
				gem = name;
				kind = kind;
			};
		})
	end
................................................................................
		minetest.override_item(ore, {drop = newdrops})
		-- might be possible to just edit it in place, since we're
		-- referring to registered_nodes anyway, but i don't want
		-- to chance it; god knows what's going on under the hood
	end
end



























for g,v in pairs(sorcery.data.gems) do sorcery.register_gem(g,v) end

sorcery.gem = {
	getdrops = function(fac)
		items = {}
		for g,v in pairs(sorcery.data.gems) do
			items[#items + 1] = {

minetest.register_node('sorcery:harvester', {
	description = 'Harvester';
	drawtype = 'mesh';
	paramtype = 'light';
	paramtype2 = 'facedir';
	mesh = 'sorcery-harvester.obj';
	after_dig_node = sorcery.lib.node.purge_container;
	groups = { cracky = 2; oddly_breakable_by_hand = 1; };
	sunlight_propagates = true;
	selection_box = hitbox;
	collision_box = hitbox;
	tiles = {
		amethyst:render();
		'default_copper_block.png';
		'default_stone.png';

minetest.register_node('sorcery:harvester', {
	description = 'Harvester';
	drawtype = 'mesh';
	paramtype = 'light';
	paramtype2 = 'facedir';
	mesh = 'sorcery-harvester.obj';
	after_dig_node = sorcery.lib.node.purge_container;
	groups = { cracky = 2; oddly_breakable_by_hand = 1; sorcery_magitech = 1; };
	sunlight_propagates = true;
	selection_box = hitbox;
	collision_box = hitbox;
	tiles = {
		amethyst:render();
		'default_copper_block.png';
		'default_stone.png';

		"default_stone.png",
		"default_copper_block.png",
		"default_steel_block.png",
		"default_bronze_block.png",
		"default_tin_block.png",
	};
	paramtype2 = 'facedir';

	groups = {cracky = 2, oddly_breakable_by_hand = 1, heavy = 1};


	selection_box = {
		type = 'fixed';
		fixed = {
			-0.37, -0.5, -0.37,
			 0.37,  0.5,  0.37
		};
	};

		"default_stone.png",
		"default_copper_block.png",
		"default_steel_block.png",
		"default_bronze_block.png",
		"default_tin_block.png",
	};
	paramtype2 = 'facedir';
	groups = {
		cracky = 2, oddly_breakable_by_hand = 1, heavy = 1;
		sorcery_alchemy = 1, sorcery_magitech = 1;
	};
	selection_box = {
		type = 'fixed';
		fixed = {
			-0.37, -0.5, -0.37,
			 0.37,  0.5,  0.37
		};
	};

-- and load them automatically, as interdependencies
-- exist (especially with /lib) and we need to be very
-- careful about the order they're loaded in

sorcery.unit('data') {'ui'}
sorcery.unit('lib') {
	-- convenience
	'str', 'node';
	-- serialization
	'marshal', 'json';
	-- data structures
	'tbl', 'class';
	-- wrappers
	'color', 'image', 'ui';


}

sorcery.unit() { 'compat', 'matreg' }
sorcery.unit('data') {
	'compat';
	'affinities'; 'gods';
	'enchants', 'spells';
................................................................................
	'potions', 'oils', 'greases',
		'draughts', 'elixirs',
		'philters', 'extracts';
	'register';
}

for _,u in pairs {
	'ores'; 'gems';	'leylines';
	'potions'; 'infuser'; 'altar'; 'wands';
	'tools'; 'enchanter'; 'harvester';
	'metallurgy-hot', 'metallurgy-cold';
	'entities'; 'recipes'; 'coins';
	'interop'; 'tnodes'; 'forcefield';

} do sorcery.load(u) end

-- and load them automatically, as interdependencies
-- exist (especially with /lib) and we need to be very
-- careful about the order they're loaded in

sorcery.unit('data') {'ui'}
sorcery.unit('lib') {
	-- convenience
	'str';
	-- serialization
	'marshal', 'json';
	-- data structures
	'tbl', 'class';
	-- wrappers
	'color', 'image', 'ui';
	-- game
	'node';
}

sorcery.unit() { 'compat', 'matreg' }
sorcery.unit('data') {
	'compat';
	'affinities'; 'gods';
	'enchants', 'spells';
................................................................................
	'potions', 'oils', 'greases',
		'draughts', 'elixirs',
		'philters', 'extracts';
	'register';
}

for _,u in pairs {
	'attunement'; 'ores'; 'gems'; 'leylines';
	'potions'; 'infuser'; 'altar'; 'wands';
	'tools'; 'crafttools'; 'enchanter'; 'harvester';
	'metallurgy-hot', 'metallurgy-cold';
	'entities'; 'recipes'; 'coins';
	'interop'; 'tnodes'; 'forcefield';
	'farcaster'; 'portal'; 'cookbook'; 'disassembly';
} do sorcery.load(u) end

	minetest.register_node(id, {
		description = 'Half-' .. b[1] .. ' Conduit';
		paramtype2 = 'facedir';
		groups = {
			cracky = 2;
			choppy = 1;
			sorcery_ley_device = 1;
			sorcery_ley_conduit = 1;
		};
		_sorcery = {
			ley = { mode = 'signal'; power = 5; }
		};
		tiles = tiles;
	})
	minetest.register_craft {
................................................................................
			drawtype = 'nodebox';
			groups = {
				sorcery_ley_device = 1; snappy = 3; attached = 1;
				sorcery_ley_cable = 1;
			};
			_sorcery = {
				ley = { mode = 'signal', power = metal.conduct };

			};
			sunlight_propagates = true;
			node_box = {
				type = 'connected';
				disconnected   = { -0.05, -0.35, -0.40; 0.05, -0.25, 0.40 };
				connect_front  = { -0.05, -0.35, -0.50; 0.05, -0.25, 0.05 };
				connect_back   = { -0.05, -0.35, -0.05; 0.05, -0.25, 0.50 };
................................................................................
			'default_stone.png';
			'default_copper_block.png';
			emerald:render();
		};
		groups = {
			cracky = 2;
			sorcery_ley_device = 1;

		};
		on_construct = function(pos)
			local meta = minetest.get_meta(pos)
			meta:set_string('infotext','Condenser')
		end;
		_sorcery = {
			ley = { mode = 'produce';
................................................................................
				local sum = vector.add(pos,p)
				if not foundp(sum) then
					checked[#checked + 1] = sum
					local nodename = minetest.get_node(sum).name
					if nodename == 'ignore' then
						minetest.load_area(sum)
						nodename = minetest.get_node(sum).name

					end
					if minetest.get_item_group(nodename,'sorcery_ley_device') ~= 0
					   or sorcery.data.compat.ley[nodename] then
						local d = sorcery.ley.sample(pos,1,nodename,{query={mode=true}})
						assert(d.mode == 'signal'
						    or d.mode == 'consume'
						    or d.mode == 'produce')
................................................................................
	meta:set_string('sorcery:ley',sorcery.ley.encode(l))
end

sorcery.ley.sample = function(pos,timespan,name,flags)
	-- returns how much ley-force can be transmitted by a
	-- device over timespan
	local ret = {}

	name = name or minetest.get_node(pos).name
	flags = flags or {}
	flags.query = flags.query or {
		mode = true; power = true; affinity = true;
		minpower = true; maxpower = true;
	}
	local props = minetest.registered_nodes[name]._sorcery
................................................................................
	if ret.power then
		if flags.query.minpower and not ret.minpower then ret.minpower = power end
		if flags.query.maxpower and not ret.maxpower then ret.maxpower = power end
	end
	return ret
end

sorcery.ley.netcaps = function(pos,timespan,exclude)
	local net = sorcery.ley.mapnet(pos)
	local maxpower = 0
	local freepower = 0
	local affs,usedaffs = {},{}
	local flexpowerdevs = {}
	local devself
	for _,n in pairs(net.devices.produce) do
		if vector.equals(pos,n.pos) then devself = n end

	minetest.register_node(id, {
		description = 'Half-' .. b[1] .. ' Conduit';
		paramtype2 = 'facedir';
		groups = {
			cracky = 2;
			choppy = 1;
			sorcery_ley_device = 1;

		};
		_sorcery = {
			ley = { mode = 'signal'; power = 5; }
		};
		tiles = tiles;
	})
	minetest.register_craft {
................................................................................
			drawtype = 'nodebox';
			groups = {
				sorcery_ley_device = 1; snappy = 3; attached = 1;
				sorcery_ley_cable = 1;
			};
			_sorcery = {
				ley = { mode = 'signal', power = metal.conduct };
				recipe = { note = 'Conducts up to ' .. metal.conduct .. ' thaum/sec'; };
			};
			sunlight_propagates = true;
			node_box = {
				type = 'connected';
				disconnected   = { -0.05, -0.35, -0.40; 0.05, -0.25, 0.40 };
				connect_front  = { -0.05, -0.35, -0.50; 0.05, -0.25, 0.05 };
				connect_back   = { -0.05, -0.35, -0.05; 0.05, -0.25, 0.50 };
................................................................................
			'default_stone.png';
			'default_copper_block.png';
			emerald:render();
		};
		groups = {
			cracky = 2;
			sorcery_ley_device = 1;
			sorcery_magitech = 1;
		};
		on_construct = function(pos)
			local meta = minetest.get_meta(pos)
			meta:set_string('infotext','Condenser')
		end;
		_sorcery = {
			ley = { mode = 'produce';
................................................................................
				local sum = vector.add(pos,p)
				if not foundp(sum) then
					checked[#checked + 1] = sum
					local nodename = minetest.get_node(sum).name
					if nodename == 'ignore' then
						minetest.load_area(sum)
						nodename = minetest.get_node(sum).name
						print('**** ignorenode, loaded',nodename)
					end
					if minetest.get_item_group(nodename,'sorcery_ley_device') ~= 0
					   or sorcery.data.compat.ley[nodename] then
						local d = sorcery.ley.sample(pos,1,nodename,{query={mode=true}})
						assert(d.mode == 'signal'
						    or d.mode == 'consume'
						    or d.mode == 'produce')
................................................................................
	meta:set_string('sorcery:ley',sorcery.ley.encode(l))
end

sorcery.ley.sample = function(pos,timespan,name,flags)
	-- returns how much ley-force can be transmitted by a
	-- device over timespan
	local ret = {}
	minetest.load_area(pos)
	name = name or minetest.get_node(pos).name
	flags = flags or {}
	flags.query = flags.query or {
		mode = true; power = true; affinity = true;
		minpower = true; maxpower = true;
	}
	local props = minetest.registered_nodes[name]._sorcery
................................................................................
	if ret.power then
		if flags.query.minpower and not ret.minpower then ret.minpower = power end
		if flags.query.maxpower and not ret.maxpower then ret.maxpower = power end
	end
	return ret
end

sorcery.ley.netcaps = function(pos,timespan,exclude,minconduct)
	local net = sorcery.ley.mapnet(pos,minconduct)
	local maxpower = 0
	local freepower = 0
	local affs,usedaffs = {},{}
	local flexpowerdevs = {}
	local devself
	for _,n in pairs(net.devices.produce) do
		if vector.equals(pos,n.pos) then devself = n end

return {

	purge_container = function(pos,node,meta,user)
		local offset = function(pos,range)
			local r = function(min,max)
				return (math.random() * (max - min)) + min
			end
			return {
				x = pos.x + r(0 - range, range);
................................................................................
			for _, item in pairs(inv) do
				if not item:is_empty() then
					minetest.add_item(offset(pos,0.4), item)
				end
			end
		end
	end;
}

local ofs = {
	neighbors = {
		{x =  1, y =  0, z =  0};
		{x = -1, y =  0, z =  0};
		{x =  0, y =  1, z =  0};
		{x =  0, y = -1, z =  0};
		{x =  0, y =  0, z =  1};
		{x =  0, y =  0, z = -1};
	};
	planecorners = {
		{x =  1, y =  0, z =  1};
		{x = -1, y =  0, z =  1};
		{x = -1, y =  0, z = -1};
		{x =  1, y =  0, z = -1};

		{x =  1, y =  1, z =  0};
		{x = -1, y =  1, z =  0};
		{x = -1, y = -1, z =  0};
		{x =  1, y = -1, z =  0};
	};
	cubecorners = {
		{x =  1, y =  1, z =  1};
		{x = -1, y =  1, z =  1};
		{x = -1, y = -1, z =  1};
		{x = -1, y = -1, z = -1};
		{x =  1, y = -1, z = -1};
		{x =  1, y =  1, z = -1};
		{x =  1, y = -1, z =  1};
		{x = -1, y =  1, z = -1};
	};
	nextto = {
		{x =  1, y =  0, z =  0};
		{x = -1, y =  0, z =  0};
		{x =  0, y =  0, z =  1};
		{x =  0, y =  0, z = -1};
	};
}

ofs.adjoining = sorcery.lib.tbl.append(sorcery.lib.tbl.append(
	ofs.neighbors,ofs.planecorners),ofs.cubecorners)

return {
	offsets = ofs;
	purge_container = function(pos,node,meta,user)
		local offset = function(pos,range)
			local r = function(min,max)
				return (math.random() * (max - min)) + min
			end
			return {
				x = pos.x + r(0 - range, range);
................................................................................
			for _, item in pairs(inv) do
				if not item:is_empty() then
					minetest.add_item(offset(pos,0.4), item)
				end
			end
		end
	end;

	amass = function(startpoint,names,directions)
		if not directions then directions = ofs.neighbors end
		local nodes, positions, checked = {},{},{}
		local checkedp = function(pos)
			for _,v in pairs(checked) do
				if vector.equals(pos,v) then return true end
			end
			return false
		end
		local i,stack = 1,{startpoint} repeat
			local pos = stack[i]
			local n = minetest.get_node(pos).name
			if sorcery.lib.tbl.has(names, n) then -- match found
				-- record the find
				nodes[pos] = n
				if positions[n] then positions[n][#positions[n]] = pos
				else positions[n] = {pos} end

				-- check selected neighbors to see if any need scanning
				for _,d in pairs(directions) do
					local sum = vector.add(pos, d)
					if not checkedp(sum) then
						stack[#stack + 1] = sum
					end
				end
			end
			checked[#checked+1] = pos
			i = i + 1
		until i > #stack
		return nodes, positions
	end;
}

local fn = {}














fn.copy = function(t)
	local new = {}
	for i,v in pairs(t) do new[i] = v end
	setmetatable(new,getmetatable(t))
	return new
end

local fn = {}

fn.shuffle = function(list)
	for i = #list, 2, -1 do
		local j = math.random(i)
		list[i], list[j] = list[j], list[i]
	end
end

fn.scramble = function(list)
	local new = table.copy(list)
	fn.shuffle(new)
	return new
end

fn.copy = function(t)
	local new = {}
	for i,v in pairs(t) do new[i] = v end
	setmetatable(new,getmetatable(t))
	return new
end

			metal = mat
		end
	end
	local mp = item:get_definition()._matprop
		or sorcery.data.compat.grindables[item:get_name()]
		or {}

	again = true
	if metal then mp = {
		hardness = mp.hardness or metal.data.hardness;
		grindvalue = ((mp.grindvalue or metal.value) or (metal and constants.metal_grindvalue));
		powder = mp.powder or metal.data.parts.powder;
		grindcost = mp.grindcost or constants.metal_grindcost; -- invariant for metal
	} end

................................................................................
	return mp
end
minetest.register_node('sorcery:mill',{
	description = 'Mill';
	groups = {
		cracky = 2;
		sorcery_ley_device = 1;

	};
	paramtype2 = 'facedir';
	after_dig_node = sorcery.lib.node.purge_container;
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		local inv = meta:get_inventory()
		inv:set_size('input',1)
................................................................................
}
for name,metal in pairs(sorcery.data.metals) do
	local i,f = metal.parts.ingot, metal.parts.fragment
	local id = 'sorcery:mill_grindhead_' .. name
	minetest.register_tool(id,{
		description = sorcery.lib.str.capitalize(name) .. ' Grinding Head';
		inventory_image = sorcery.lib.image('sorcery_mill_grindhead.png'):multiply(sorcery.lib.color(metal.tone)):render();
		groups = { sorcery_mill_grindhead = 1 };
		_proto = {
			metal = name;
		};
	});
	minetest.register_craft {
		output = id;
		recipe = {
			{f,i,f};
			{i,'',i};
			{f,i,f};
		};
	}
end

			metal = mat
		end
	end
	local mp = item:get_definition()._matprop
		or sorcery.data.compat.grindables[item:get_name()]
		or {}


	if metal then mp = {
		hardness = mp.hardness or metal.data.hardness;
		grindvalue = ((mp.grindvalue or metal.value) or (metal and constants.metal_grindvalue));
		powder = mp.powder or metal.data.parts.powder;
		grindcost = mp.grindcost or constants.metal_grindcost; -- invariant for metal
	} end

................................................................................
	return mp
end
minetest.register_node('sorcery:mill',{
	description = 'Mill';
	groups = {
		cracky = 2;
		sorcery_ley_device = 1;
		sorcery_metallurgy = 1;
	};
	paramtype2 = 'facedir';
	after_dig_node = sorcery.lib.node.purge_container;
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		local inv = meta:get_inventory()
		inv:set_size('input',1)
................................................................................
}
for name,metal in pairs(sorcery.data.metals) do
	local i,f = metal.parts.ingot, metal.parts.fragment
	local id = 'sorcery:mill_grindhead_' .. name
	minetest.register_tool(id,{
		description = sorcery.lib.str.capitalize(name) .. ' Grinding Head';
		inventory_image = sorcery.lib.image('sorcery_mill_grindhead.png'):multiply(sorcery.lib.color(metal.tone)):render();
		groups = { sorcery_mill_grindhead = 1, sorcery_metallurgy = 1 };
		_proto = {
			metal = name;
		};
	});
	minetest.register_craft {
		output = id;
		recipe = {
			{f,i,f};
			{i,'',i};
			{f,i,f};
		};
	}
end

local fragments_per_ingot = 4

for _, c in pairs { 'clay', 'aluminum', 'platinum', 'duranium' } do
	minetest.register_craftitem('sorcery:crucible_' .. c, {
		description = sorcery.lib.str.capitalize(c .. ' crucible');
		inventory_image = 'sorcery_crucible_' .. c .. '.png';

	})
end

minetest.register_craftitem('sorcery:crucible_clay_molding', {
	description = sorcery.lib.str.capitalize('Crucible molding');
	inventory_image = 'sorcery_crucible_clay_molding.png';

})

minetest.register_craft {
	recipe = {
		{ 'default:clay_lump', '', 'default:clay_lump'};
		{ 'default:clay_lump', '', 'default:clay_lump'};
		{ 'default:clay_lump', 'default:clay_lump', 'default:clay_lump'};
................................................................................
			description = desc;
			drawtype = "mesh";
			after_dig_node = sorcery.lib.node.purge_container;
			mesh = 'sorcery-kiln-' .. state .. '.obj';
			drop = id;
			groups = {
				cracky = (state == 'open' and 2) or nil;

			};
			sunlight_propagates = true;
			paramtype1 = 'light';
			paramtype2 = 'facedir';
			selection_box = box[state];
			collision_box = box[state];
			tiles = tex[state];
................................................................................
		minetest.register_node((active and id .. '_active') or id, {
			_proto = kind;
			description = desc;
			drop = id;
			after_dig_node = sorcery.lib.node.purge_container;
			groups = {
				cracky = (active and 2) or nil;

			};
			paramtype2 = 'facedir';
			light_source = (active and 9) or 0;
			on_construct = function(pos)
				local meta = minetest.get_meta(pos)
				local inv = meta:get_inventory()
				inv:set_size('input',kind.size)

local fragments_per_ingot = 4

for _, c in pairs { 'clay', 'aluminum', 'platinum', 'duranium' } do
	minetest.register_craftitem('sorcery:crucible_' .. c, {
		description = sorcery.lib.str.capitalize(c .. ' crucible');
		inventory_image = 'sorcery_crucible_' .. c .. '.png';
		groups = { sorcery_metallurgy = 1; }
	})
end

minetest.register_craftitem('sorcery:crucible_clay_molding', {
	description = sorcery.lib.str.capitalize('Crucible molding');
	inventory_image = 'sorcery_crucible_clay_molding.png';
	groups = { sorcery_metallurgy = 1; }
})

minetest.register_craft {
	recipe = {
		{ 'default:clay_lump', '', 'default:clay_lump'};
		{ 'default:clay_lump', '', 'default:clay_lump'};
		{ 'default:clay_lump', 'default:clay_lump', 'default:clay_lump'};
................................................................................
			description = desc;
			drawtype = "mesh";
			after_dig_node = sorcery.lib.node.purge_container;
			mesh = 'sorcery-kiln-' .. state .. '.obj';
			drop = id;
			groups = {
				cracky = (state == 'open' and 2) or nil;
				sorcery_metallurgy = 1;
			};
			sunlight_propagates = true;
			paramtype1 = 'light';
			paramtype2 = 'facedir';
			selection_box = box[state];
			collision_box = box[state];
			tiles = tex[state];
................................................................................
		minetest.register_node((active and id .. '_active') or id, {
			_proto = kind;
			description = desc;
			drop = id;
			after_dig_node = sorcery.lib.node.purge_container;
			groups = {
				cracky = (active and 2) or nil;
				sorcery_metallurgy = 1;
			};
			paramtype2 = 'facedir';
			light_source = (active and 9) or 0;
			on_construct = function(pos)
				local meta = minetest.get_meta(pos)
				local inv = meta:get_inventory()
				inv:set_size('input',kind.size)

# Blender v2.82 (sub 7) OBJ File: 'disassembler.blend'
# www.blender.org
mtllib sorcery-disassembler.mtl
o screwdriver.001_Cube.009
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vn 0.5847 0.8069 0.0835
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vn 0.0000 1.0000 0.0000
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g screwdriver.001_Cube.009_copper
usemtl copper
s off
f 9/1/1 2/2/1 4/3/1 10/4/1
f 10/5/2 4/6/2 8/7/2 11/8/2
f 11/9/3 8/10/3 6/11/3 12/12/3
f 12/13/4 6/14/4 2/15/4 9/16/4
f 3/17/5 7/18/5 5/19/5 1/20/5
f 2/21/6 6/22/6 8/23/6 4/24/6
f 13/25/7 14/26/7 31/27/7 30/28/7
f 22/29/8 25/30/8 43/31/8 29/32/8
f 53/33/9 45/34/9 58/35/9 57/36/9
f 28/37/8 23/38/8 42/39/8 38/40/8
f 108/41/10 106/42/10 23/43/10 28/44/10
f 52/45/11 56/46/11 59/47/11 60/48/11
f 105/49/12 107/50/12 25/51/12 22/52/12
f 107/53/11 108/54/11 28/55/11 25/56/11
f 45/57/8 52/58/8 60/59/8 58/60/8
f 46/61/9 45/34/9 53/33/9 54/62/9
f 43/63/11 38/64/11 39/65/11 40/66/11
f 29/67/12 43/68/12 40/69/12 30/70/12
f 38/71/10 42/72/10 31/73/10 39/74/10
f 56/75/7 53/76/7 57/77/7 59/78/7
f 52/45/11 51/79/11 55/80/11 56/46/11
f 30/81/9 31/82/9 42/83/9 29/84/9
f 18/85/7 17/86/7 40/87/7 39/88/7
f 17/86/7 13/25/7 30/28/7 40/87/7
f 25/30/8 28/37/8 38/40/8 43/31/8
f 14/26/7 18/85/7 39/88/7 31/27/7
f 23/38/8 22/29/8 29/32/8 42/39/8
f 53/89/12 56/90/12 64/91/12 63/92/12
f 51/93/10 46/94/10 54/95/10 55/96/10
f 18/97/10 14/98/10 46/94/10 51/93/10
f 17/99/11 18/100/11 51/79/11 52/45/11
f 14/101/9 13/102/9 45/34/9 46/61/9
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f 54/62/9 53/33/9 63/115/9 62/116/9
f 56/46/11 55/80/11 61/117/11 64/118/11
f 55/96/10 54/95/10 62/119/10 61/120/10
f 65/121/8 82/122/8 83/123/8 66/124/8
f 74/125/7 81/126/7 95/127/7 77/128/7
f 109/129/9 113/130/9 114/131/9 97/132/9
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f 66/124/8 83/123/8 91/176/8 70/175/8
f 75/136/7 94/135/7 81/126/7 74/125/7
f 109/179/12 119/180/12 120/181/12 112/182/12
f 103/183/10 111/184/10 110/185/10 98/186/10
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vt 0.072331 0.072331
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vt 0.216403 0.783597
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vn -0.0000 0.0000 -1.0000
vn 1.0000 0.0000 -0.0000
vn 0.0000 -1.0000 -0.0000
vn 0.0000 1.0000 -0.0000
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			replacements = {
				{'bucket:bucket_water', 'bucket:bucket_empty'};
			};
		};
	end
	-- TODO: replace crafting recipe with kiln recipe
	minetest.register_craft {
		output = screw.. ' 4';
		recipe = {

			{fragment,fragment,fragment};
			{'',      fragment,''};
			{'',      fragment,''};



		};
	}
	if not sorcery.compat.defp(ingot) then
		-- TODO: remove instant_ores dependency
		instant_ores.register_metal {
			name = 'sorcery:' .. name;
			description = sorcery.lib.str.capitalize(name);
................................................................................
	minetest.register_craftitem(fragment, {
		inventory_image = 'sorcery_' .. name .. '_fragment.png';
		description = sorcery.lib.str.capitalize(name) .. ' Fragment';
	})
	minetest.register_craft {
		type = 'cooking';
		recipe = powder;
		cooktime = (metal.cooktime or 4) * 1.5;
		output = fragment;
	}
	minetest.register_craft {
		type = 'cooking';
		recipe = ingot;
		cooktime = (metal.cooktime or 4) / 2;
		output = fragment .. ' ' .. tostring(fragments_per_ingot);
	}
	do local rec = {}
		for i=1,fragments_per_ingot do
			rec[#rec+1]=fragment 
		end
		minetest.register_craft {
................................................................................
		}))
	end
	if metal.sinter then
		local powders = {}
		for _,m in pairs(metal.sinter) do
			powders[#powders+1] = 'sorcery:powder_' .. m
		end


		minetest.register_craft {
			type = 'shapeless';
			output = powder .. ' ' .. tostring(#powders);
			recipe = powders;
		};
	end
end

			replacements = {
				{'bucket:bucket_water', 'bucket:bucket_empty'};
			};
		};
	end
	-- TODO: replace crafting recipe with kiln recipe
	minetest.register_craft {
		output = screw.. ' 8';
		recipe = {
			{'',          'xdecor:hammer',''};
			{        fragment,fragment,fragment};
			{'',              fragment,''};

		};
		replacements = {
			{'xdecor:hammer','xdecor:hammer'};
		};
	}
	if not sorcery.compat.defp(ingot) then
		-- TODO: remove instant_ores dependency
		instant_ores.register_metal {
			name = 'sorcery:' .. name;
			description = sorcery.lib.str.capitalize(name);
................................................................................
	minetest.register_craftitem(fragment, {
		inventory_image = 'sorcery_' .. name .. '_fragment.png';
		description = sorcery.lib.str.capitalize(name) .. ' Fragment';
	})
	minetest.register_craft {
		type = 'cooking';
		recipe = powder;
		cooktime = (metal.cooktime or 4) * 0.25;
		output = fragment;
	}
	minetest.register_craft {
		type = 'cooking';
		recipe = ingot;
		cooktime = (metal.cooktime or 4) * 0.5;
		output = fragment .. ' ' .. tostring(fragments_per_ingot);
	}
	do local rec = {}
		for i=1,fragments_per_ingot do
			rec[#rec+1]=fragment 
		end
		minetest.register_craft {
................................................................................
		}))
	end
	if metal.sinter then
		local powders = {}
		for _,m in pairs(metal.sinter) do
			powders[#powders+1] = 'sorcery:powder_' .. m
		end
		if metal.sinter_catalyst then for _,m in pairs(metal.sinter_catalyst)
			do powders[#powders+1] = m end end
		minetest.register_craft {
			type = 'shapeless';
			output = powder .. ' ' .. tostring(#powders);
			recipe = powders;
		};
	end
end

local constants = {
	portal_max_height = 5;
	-- maximum y-distance between a portal pad and its
	-- corresponding reflector
	portal_min_height = 1;
	-- minimum y-distance. should probably be 2 but maybe
	-- half-size portals will be useful for transporting
	-- items or something
	portal_jump_time = 8;
	-- number of seconds until teleportation occurs
	portal_jump_cost_local = 1;
	-- energy required to make a jump from one portal
	-- to another on the local circuit
	portal_jump_cost_per_farcaster = 2;
	-- energy cost required to power each farcaster along
	-- the route to the final destination (remote only)
	portal_node_power = 0.1;
	-- amount of power needed for each portal node to operate
	-- and be reachable
}
minetest.register_node('sorcery:portal_pad', {
	description = 'Portal Pad';
	groups = {
		cracky = 2; sorcery_portal_node = 1;
		sorcery_magitech = 1;
	};
	tiles = {
		'sorcery_portal_pad_top.png';
		'sorcery_portal_pad_bottom.png';
		'sorcery_portal_pad_side.png';
		'sorcery_portal_pad_side.png';
		'sorcery_portal_pad_front.png^[transformFX';
		'sorcery_portal_pad_front.png';
	};
})

minetest.register_node('sorcery:portal_reflector', {
	description = 'Portal Reflector';
	groups = {
		cracky = 2; sorcery_portal_node = 1;
		sorcery_magitech = 1;
	};
	tiles = {
		'sorcery_portal_pad_bottom.png';
		'sorcery_portal_pad_top.png';
		'sorcery_portal_pad_side.png^[transformFY';
		'sorcery_portal_pad_side.png^[transformFY';
		'sorcery_portal_pad_front.png^[transformFY^[transformFX';
		'sorcery_portal_pad_front.png^[transformFY';
	};
})



local portal_composition = function(pos)
	-- make sure a reasonable amount of the block is loaded
	-- so we have a shot at finding a working portal
	minetest.load_area(
		vector.add(pos, {x =  5, y =  1 + constants.portal_max_height, z =  5}),
		vector.add(pos, {x = -5, y = -1 - constants.portal_max_height, z = -5})
	)
	-- starting at a portal node, search connected blocks
	-- recursively to locate portal pads and their paired
	-- partners. return a table characterizing the portal
	-- return false if no portal found
	
	-- first search immediate neighbors. the portal node
	-- can be connected to either reflectors or pads
	local startpoint, startwithpads
	for _, d in pairs(sorcery.lib.node.offsets.neighbors) do
		local sum = vector.add(pos,d)
		local name = minetest.get_node(sum).name
		if name == 'sorcery:portal_pad' then
			startwithpads = true
		elseif name == 'sorcery:portal_reflector' then
			startwithpads = false
		else goto skip end
		startpoint = sum
		do break end
	::skip::end

	-- if startpoint is not set, a valid portal was not found
	if not startpoint then return nil end
	local search, partner
	if startwithpads then search = 'sorcery:portal_pad'
	                     partner = 'sorcery:portal_reflector'
	                 else search = 'sorcery:portal_reflector'
	                     partner = 'sorcery:portal_pad' end

	local firsthalf = sorcery.lib.node.amass(startpoint,{search},sorcery.lib.node.offsets.nextto)
	local min,max,maxheight = nil, nil, 0
	local telepairs = {}
	for pos in pairs(firsthalf) do
		local found = false
		for i=constants.portal_min_height,constants.portal_max_height do
			local p = vector.add(pos, {y=(startwithpads and i or 0-i),x=0,z=0})
			local n = minetest.get_node(p).name
			if n == partner then
				found = true
				maxheight = math.max(maxheight, i)
				telepairs[#telepairs + 1] = {
					pad = startwithpads and pos or p;
					reflector = startwithpads and p or pos;
					height = i;
				}
			elseif n ~= 'air' and minetest.get_item_group(n,'air') == 0 then
				goto skippad
			end
		end
		if found then
			if min then min = {
				x = math.min(min.x, pos.x);
				y = math.min(min.y, pos.y);
				z = math.min(min.z, pos.z);
			} else min = pos end
			if max then max = {
				x = math.max(max.x, pos.x);
				y = math.max(max.y, pos.y);
				z = math.max(max.z, pos.z);
			} else max = pos end
		end
	::skippad::end

	if #telepairs == 0 then return nil end

	return {
		nodes = telepairs;
		dimensions = {
			padmin = min;
			padmax = max;
			height = maxheight;
		};
	}
end

local caster_farnet = function(pos)
	local tune = sorcery.attunement.verify(pos)
	if not tune then return nil end 

	local partner = minetest.get_node(tune.partner)
	if partner.name ~= 'sorcery:farcaster' then return nil end

	local ptune = sorcery.attunement.verify(tune.partner)
	if ptune.code == tune.code and vector.equals(ptune.partner, pos) then
		return tune.partner
	end
	return nil
end

local portal_context = {
	users = {}
}

local portal_circuit = function(start)
	local circuit = {}
	local network = sorcery.farcaster.junction(start,constants.portal_jump_cost_local) -- get the ley of the land. GEDDIT)
	for _, n in pairs(network) do
		for _, d in pairs(n.caps.net.devices.consume) do
			if d.id == 'sorcery:portal_node' and portal_composition(d.pos) then
				circuit[#circuit+1] = {
					pos = d.pos;
					hops = n.hops;
					route = n.route;
				}
				print(' ! found portal node',d.pos)
			else
				print('   -- skipping node',d.pos,d.id)
			end
		end
	end
	return circuit
end

local portal_disposition = function(dev)
	local dim = vector.subtract(dev.dimensions.padmax, dev.dimensions.padmin)
	local radius = math.max(dim.x, dim.z, dev.dimensions.height)
	local center = vector.add(vector.divide(dim,2), dev.dimensions.padmin)
	local objs = minetest.get_objects_inside_radius(center, radius)
	local users = {}
	local occupads = {}
	for _,obj in pairs(objs) do
		if minetest.is_player(obj) then
			local pos = obj:get_pos()
			for _,n in pairs(dev.nodes) do
				-- is the player between a pad and reflector pair?
				if math.abs(pos.x - n.pad.x) < 0.5 and
				   math.abs(pos.z - n.pad.z) < 0.5 and
				   pos.y >= n.pad.y and pos.y <= n.reflector.y then
				   users[#users+1] = {
					   object = obj;
					   slot = n;
				   }
				   occupads[n] = true
				   goto skip
			   end
			end
		end
	::skip::end

	local freepads = {}
	for _,n in pairs(dev.nodes) do
		if not occupads[n] then
			freepads[#freepads+1] = n
		end
	end

	return {
		users = users;
		freepads = freepads;
		radius = radius;
		center = center;
		bounds = dim;
	}
end

local portal_destination_evaluate = function(circuit,pos)
	-- evaluation of the local network occurs before this function
	-- is ever even called, so we only need to worry about the
	-- farcaster-related transmission costs
	for i,c in pairs(circuit) do
		if vector.equals(c.pos,pos) then
			print('found destination in circuit table',i,dump(c))
			-- the destination is listed in the circuit table
			for j,r in pairs(c.route) do
				local nc = sorcery.ley.netcaps(pos,1)
				print('checking route for sufficient energy to power farcasters', j, nc.freepower)
				if nc.freepower < constants.portal_jump_cost_per_farcaster then
					return false -- only one route to any given portal node
					-- will be listed in the circuit table, so bail early
					-- maybe in the future farcasters should charge up,
					-- and power should be deducted when they are used?
				end
			end
			-- we've tested every leg of the route, sufficient power is
			-- available
			return true
		end
	end
	return false
end

local portal_pick_destination = function(dev,circuit,partner)
	if partner then
		print('paired: evaluating partner')
		if portal_destination_evaluate(circuit,partner)
			then return partner end
		print('partner failed eval')
	end

	local scrambled = sorcery.lib.tbl.scramble(circuit)
	for i=1,#scrambled do
		print('evaluating destination',i,dump(scrambled[i]))
		if portal_destination_evaluate(circuit,scrambled[i].pos)
			then return scrambled[i].pos end
		print('eval failed')
	end
	print('no viable destinations in net')
end

-- minetest.register_lbm {
-- 	name = 'sorcery:activate_portals';
-- 	label = 'activate portals';
-- 	run_at_every_load = true;
-- 	nodenames = { 'sorcery:portal_node' };
-- 	action = function(pos,node)
-- 		minetest.get_node_timer(pos).start(2)
-- 	end;
-- }

minetest.register_node('sorcery:portal_node', {
	description = 'Portal Node';
	groups = {
		cracky = 2; sorcery_portal_node = 2;
		sorcery_ley_device = 1;
		sorcery_magitech = 1;
	};
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string('infotext','Portal Node')
		minetest.get_node_timer(pos):start(1)
	end;
	on_timer = function(pos,delta)
		local dev = portal_composition(pos)
		if not dev then return false end
		local dsp = portal_disposition(dev)
		local crc = portal_circuit(pos)
		local cap = sorcery.ley.netcaps(pos,delta)
		local tune = sorcery.attunement.verify(pos)
		local partner -- raw position of partner node, if any
		if tune and tune.partner then
			minetest.load_area(tune.partner)
			-- we are attuned to a partner, but is it in the circuit?
			for _,v in pairs(crc) do
				if vector.equals(v.pos,tune.partner) then
					print('found partner in circuit')
					partner = tune.partner
					break
				end
			end
		end

		print("power reqs",cap.self.minpower,cap.self.powerdraw)
		if cap.self.minpower ~= cap.self.powerdraw then
			print("not enough power")
			return true
		end

		-- clean out user table
		for name,user in pairs(portal_context.users) do
			if user and vector.equals(user.portal, pos) then
				local found = false
				for _,u in pairs(dsp.users) do
					if u.object:get_player_name() == name then
						found = true
					end
				end
				if not found then
					portal_context.users[name] = nil
				end
			end
		end

		-- one user per pad only!
		for _,n in pairs(dev.nodes) do
			for _,u in pairs(dsp.users) do
				if u.slot == n then
					local pname = u.object:get_player_name()
					if not portal_context.users[pname] then
						portal_context.users[pname] = { time = 0, portal = pos } end
					local user = portal_context.users[pname]
					if not vector.equals(pos,user.portal) then
						user.time = 0
						user.portal = pos
					end
					local cap = sorcery.ley.netcaps(pos,delta)
					local jc = (constants.portal_jump_cost_local*delta)
					print('free power',cap.freepower,jc)
					if not user.dest and cap.freepower >= jc  then
						user.dest = portal_pick_destination(dev,crc,partner)
					else
						print('powerdraw',cap.self.powerdraw)
					end
					if not user.dest then goto skippad else
						minetest.load_area(user.dest)
					end
					local fac = (user.time / constants.portal_jump_time);
					minetest.add_particlespawner {
						time = 1, amount = 100 + (fac * 200);
						minsize = 0.2 + fac*0.7, maxsize = 0.4 + fac*0.9;
						minvel = {y = 0.2, x=0,z=0}, maxvel = {y = 0.5, x=0,z=0};
						minacc = {y = 0.0, x=0,z=0}, maxacc = {y = 0.3, x=0,z=0};
						minpos = vector.add(n.pad,{x = -0.5, y = 0.5, z = -0.5});
						maxpos = vector.add(n.pad,{x =  0.5, y = 0.5, z =  0.5});
						texture = sorcery.lib.image('sorcery_spark.png'):multiply(sorcery.lib.color(255,119,255)):render();
						glow = 14;
						minexptime = 1, maxexptime = 1.3;
						animation = {
							type = 'vertical_frames';
							aspect_w = 16, aspect_h = 16;
						};
					}
					if user.time >= (constants.portal_jump_time * 0.5) then
						minetest.add_particlespawner {
							time = 2;
							amount = 500 * fac;
							minpos = { x = -0.3, y =    0, z = -0.3 };
							maxpos = { x =  0.3, y =  1.5, z =  0.3 };
							minvel = { x = -0.3, y =  0.4, z = -0.3 };
							maxvel = { x =  0.3, y =  0.6, z =  0.3 };
							maxacc = { x =    0, y =  0.5, z =    0 };
							texture = sorcery.lib.image('sorcery_spark.png'):multiply(sorcery.lib.color(255,144,226)):render();
							minexptime = 1.5;
							maxexptime = 2;
							minsize = 0.4;
							maxsize = 1.6 * fac;
							glow = 14;
							attached = u.object;
							animation = {
								type = 'vertical_frames', length = 2.1;
								aspect_w = 16, aspect_h = 16;
							};
						}
					end
					if user.time >= constants.portal_jump_time then
						local dd = portal_disposition(portal_composition(user.dest))
						if #dd.freepads > 0 then
							local destpad = dd.freepads[math.random(#dd.freepads)].pad
							local rng = function(min,max)
								return (math.random() * (max - min)) + min
							end
							local oldpos = u.object:get_pos()
							local colors = {
								{255,95,201}; {199,95,255};
								{142,95,255}; {255,95,154};
							}
							for i = 1,128 do
								local vel = {
									x = rng(-0.6,1.2), y = rng(-0.6,1.2), z = rng(-0.6,1.2)
								}
								local life = rng(0.5,5)
								minetest.add_particle {
									pos = vector.add(oldpos, {x = rng(-0.3,0.3), y = rng(0,1.5), z = rng(-0.3,0.3)});
									velocity = vel;
									expirationtime = life;
									acceleration = vector.multiply(vel, -0.1);
									texture = sorcery.lib.image('sorcery_spark.png'):multiply(sorcery.lib.color(colors[math.random(#colors)]):brighten(rng(1.0,1.4))):render();
									glow = 14;
									animation = {
										type = 'vertical_frames', length = life + 0.1;
										aspect_w = 16, aspect_h = 16;
									};
								}
							end
							u.object:set_pos(vector.add(destpad, {y=0.5,z=0,x=0}))
							user.dest = nil
							portal_context[pname] = nil
						end
					else
						user.time = user.time + delta
					end

					break
				end
			end
		::skippad::end
		return true
	end;
	tiles = {
		'sorcery_portal_top.png';
		'sorcery_portal_top.png';
		'sorcery_portal_side.png';
		'sorcery_portal_side.png';
		'sorcery_portal_front.png';
		'sorcery_portal_front.png';
	};
	_sorcery = {
		attune = {
			class = 'sorcery:portal';
			accepts = 'sorcery:portal';
			source = true, target = true;
			reciprocal = false;
		};
		ley = {
			mode = 'consume', affinity = {'mandatic'};
			power = function(pos,delta)
				-- return power use if device is currently in process
				-- of teleporting a player; otherwise, return 0
				local cost = constants.portal_node_power
				for _,u in pairs(portal_context.users) do
					if u.dest and vector.equals(u.portal, pos) then
						print('user is on pad',dump(pos))
						cost = cost + constants.portal_jump_cost_local
					end
				end
				return cost * delta
			end;
		};
		
		on_leychange = function(pos) minetest.get_node_timer(pos):start(1) end;
	};
})

sorcery.portal = {
	composition = portal_composition;
	disposition = portal_disposition;
	circuit = portal_circuit;
}

	minetest.register_craftitem('sorcery:' .. name, extra)
end

sorcery.register_potion('blood', 'Blood', 'A bottle of sacrificial blood, imbued\nwith stolen life force', u.color(219,19,14))
sorcery.register_potion('potion_water', 'Water Bottle', 'A bottle of plain water', u.color(43,90,162))
sorcery.register_potion('holy_water', 'Holy Water','A bottle of consecrated water',u.color(94,138,206),'sparkle',6)

local create_infusion_recipe = function(id,potion,default_basis)
	if potion.infusion then
		sorcery.data.register.infusion {
			infuse = potion.infusion;
			into = potion.basis or default_basis;
			output = 'sorcery:' .. id;

		}
	end
end

for n,v in pairs(sorcery.data.potions) do
	local color = u.color(v.color)
	local kind = v.style
	local glow = v.glow
	local id = 'potion_' .. string.lower(n)
	local desc = 'A ' .. ((glow and 'glowing ') or '') ..
		'bottle of ' .. string.lower(n) .. 
		((kind == 'sparkle' and ', fiercely bubbling') or '') ..
		' liquid'

	sorcery.register_potion(id, n .. ' Potion', desc, color, kind, glow, {
		_proto = v;
		groups = {
			sorcery_potion = 1;
			sorcery_magical = 1;
		};
	})
	create_infusion_recipe(id,v,'sorcery:potion_serene')
end

for n,potion in pairs(sorcery.data.draughts) do
	local name = 'draught_' .. n
	local behavior = {
		_proto = potion;
		groups = {
................................................................................
				else
					minetest.add_item(user.get_pos(), ret)
				end
			end
			return stack
		end
	}

	sorcery.register_potion(name, potion.name .. ' Draught',
		potion.desc,
		u.color(potion.color),
		potion.style or 'dull',
		potion.glow or 0,
		behavior)
	create_infusion_recipe(name,potion,'sorcery:potion_luminous')
end

for n,elixir in pairs(sorcery.data.elixirs) do
	local color = u.color(elixir.color)
	local id = 'elixir_' .. string.lower(n)

	sorcery.register_potion(id, 'Elixir of ' .. n, nil, color, 'dull', false, {
		_proto = elixir;
		groups = {
			sorcery_elixir = 1;
			sorcery_magical = 1;
		};
	})
	create_infusion_recipe(id,elixir,'sorcery:potion_misty')
end

for n,v in pairs(sorcery.data.oils) do
	local color = u.color(v.color)
	local kind = v.style
	local id = 'oil_' .. n
	n = v.name or u.str.capitalize(n)
................................................................................
	})
end

for n,v in pairs(sorcery.data.greases) do
	local color = u.color(v.color)
	local kind = v.style
	sorcery.register_oil('grease_' .. n, u.str.capitalize(n) .. ' Grease', nil, color, kind, {
		groups = { sorcery_grease = 2 }
	})
end

for n,v in pairs(sorcery.data.philters) do
	local color = u.color(v.color)
	local id = 'philter_' .. n
	local name = v.name or u.str.capitalize(n)

	sorcery.register_potion(id, name .. ' Philter', v.desc, color, 'sparkle',v.glow or 4, {
		_proto = v;
		_protoname = n;
		groups = {
			sorcery_magical = 1;
			sorcery_philter = 1;
		};
	})
	create_infusion_recipe(id,v,'sorcery:potion_viscous')
end

for n,v in pairs(sorcery.data.extracts) do
	local item = v[1]
	local color = u.color(v[2])
	local name = 'extract_' .. n
	sorcery.register_potion(name, u.str.capitalize(n) .. ' Extract', nil, color, 'sparkle', false)





	local add_alcohol = function(booze)
		minetest.register_craft {
			type = "shapeless";
			recipe = {
				booze;
				item, item, item;

	minetest.register_craftitem('sorcery:' .. name, extra)
end

sorcery.register_potion('blood', 'Blood', 'A bottle of sacrificial blood, imbued\nwith stolen life force', u.color(219,19,14))
sorcery.register_potion('potion_water', 'Water Bottle', 'A bottle of plain water', u.color(43,90,162))
sorcery.register_potion('holy_water', 'Holy Water','A bottle of consecrated water',u.color(94,138,206),'sparkle',6)

local create_infusion_recipe = function(id,potion,default_basis,proto)
	if potion.infusion then
		sorcery.data.register.infusion {
			infuse = potion.infusion;
			into = potion.basis or default_basis;
			output = 'sorcery:' .. id;
			_proto = proto;
		}
	end
end

for n,v in pairs(sorcery.data.potions) do
	local color = u.color(v.color)
	local kind = v.style
	local glow = v.glow
	local id = 'potion_' .. string.lower(n)
	local desc = 'A ' .. ((glow and 'glowing ') or '') ..
		'bottle of ' .. string.lower(n) .. 
		((kind == 'sparkle' and ', fiercely bubbling') or '') ..
		' liquid'
	local fullname = n .. ' Potion'
	sorcery.register_potion(id, fullname, desc, color, kind, glow, {
		_proto = v;
		groups = {
			sorcery_potion = 1;
			sorcery_magical = 1;
		};
	})
	create_infusion_recipe(id,v,'sorcery:potion_serene',{data=v,name=fullname})
end

for n,potion in pairs(sorcery.data.draughts) do
	local name = 'draught_' .. n
	local behavior = {
		_proto = potion;
		groups = {
................................................................................
				else
					minetest.add_item(user.get_pos(), ret)
				end
			end
			return stack
		end
	}
	local fullname = potion.name .. ' Draught'
	sorcery.register_potion(name, fullname,
		potion.desc,
		u.color(potion.color),
		potion.style or 'dull',
		potion.glow or 0,
		behavior)
	create_infusion_recipe(name,potion,'sorcery:potion_luminous',{data=potion,name=fullname})
end

for n,elixir in pairs(sorcery.data.elixirs) do
	local color = u.color(elixir.color)
	local id = 'elixir_' .. string.lower(n)
	local fullname = 'Elixir of ' .. n
	sorcery.register_potion(id, fullname, nil, color, 'dull', false, {
		_proto = elixir;
		groups = {
			sorcery_elixir = 1;
			sorcery_magical = 1;
		};
	})
	create_infusion_recipe(id,elixir,'sorcery:potion_misty',{data=elixir,name=fullname})
end

for n,v in pairs(sorcery.data.oils) do
	local color = u.color(v.color)
	local kind = v.style
	local id = 'oil_' .. n
	n = v.name or u.str.capitalize(n)
................................................................................
	})
end

for n,v in pairs(sorcery.data.greases) do
	local color = u.color(v.color)
	local kind = v.style
	sorcery.register_oil('grease_' .. n, u.str.capitalize(n) .. ' Grease', nil, color, kind, {
		groups = { sorcery_grease = 1 }
	})
end

for n,v in pairs(sorcery.data.philters) do
	local color = u.color(v.color)
	local id = 'philter_' .. n
	local name = v.name or u.str.capitalize(n)
	local fullname = name .. ' Philter'
	sorcery.register_potion(id, fullname, v.desc, color, 'sparkle',v.glow or 4, {
		_proto = v;
		_protoname = n;
		groups = {
			sorcery_magical = 1;
			sorcery_philter = 1;
		};
	})
	create_infusion_recipe(id,v,'sorcery:potion_viscous',{data=v,name=fullname})
end

for n,v in pairs(sorcery.data.extracts) do
	local item = v[1]
	local color = u.color(v[2])
	local name = 'extract_' .. n
	sorcery.register_potion(name, u.str.capitalize(n) .. ' Extract', nil, color, 'sparkle', false, {
		groups = {
			sorcery_extracts = 1;
		};
	})

	local add_alcohol = function(booze)
		minetest.register_craft {
			type = "shapeless";
			recipe = {
				booze;
				item, item, item;

		{ 'default:tin_ingot', 'bucket:bucket_empty', 'default:tin_ingot'};
		{ 'default:bronze_ingot', 'sorcery:infuser_chamber', 'default:copper_ingot'};
		{ 'sorcery:infuser_tube', 'sorcery:infuser_tube', 'sorcery:infuser_tube' };
	};
	output = "sorcery:infuser";
}









---- altar
-- candles











































































minetest.register_craftitem('sorcery:core_counterpraxic',{
	description = 'Counterpraxis Core';
	inventory_image = 'sorcery_core_counterpraxic.png';



});
--

















minetest.register_craftitem('sorcery:suppression_matrix',{
	description = 'Suppression Matrix';
	inventory_image = 'sorcery_suppression_matrix.png';



});

minetest.register_craftitem('sorcery:inverter_coil',{
	description = 'Inverter Coil';
	inventory_image = 'sorcery_inverter_coil.png';



});

minetest.register_craftitem('sorcery:beam_generator',{
	description = 'Beam Generator';
	inventory_image = 'sorcery_beam_generator.png';



});

minetest.register_craftitem('sorcery:leyline_stabilizer',{
	description = 'Leyline Stabilizer';
	inventory_image = 'sorcery_leyline_stabilizer.png';



});

minetest.register_craftitem('sorcery:field_emitter',{
	description = 'Field Emitter';
	inventory_image = 'sorcery_field_emitter.png';



})

minetest.register_craft {
	output = 'sorcery:leyline_stabilizer';
	recipe = {
		{'basic_materials:copper_wire','group:sorcery_ley_cable','basic_materials:copper_wire'};
		{'sorcery:grease_neutralizing','group:sorcery_ley_cable','sorcery:grease_neutralizing'};
................................................................................
	output = 'sorcery:core_counterpraxic';
	recipe = {
		{'sorcery:gem_ruby_shard','sorcery:tungsten_ingot','sorcery:gem_ruby_shard'};
		{'sorcery:tungsten_ingot','sorcery:gem_emerald','sorcery:tungsten_ingot'};
		{'sorcery:gem_ruby_shard','sorcery:tungsten_ingot','sorcery:gem_ruby_shard'};
	};
}



















minetest.register_craft {
	output = 'sorcery:inverter_coil';
	recipe = {
		{'sorcery:screw_platinum','basic_materials:steel_wire','sorcery:screw_platinum'};
		{'basic_materials:copper_wire','default:tin_ingot','basic_materials:copper_wire'};
		{'sorcery:screw_platinum','basic_materials:steel_wire','sorcery:screw_platinum'};
................................................................................
		{'default:steel_ingot','default:furnace','default:steel_ingot'};
	};
	replacements = {
		{'basic_materials:copper_wire', 'basic_materials:empty_spool'};
	};
}


minetest.register_craftitem('sorcery:candle', {
	-- TODO make candle node
	inventory_image = 'sorcery_candle.png';
	description = 'Votive Candle';
	groups = {
		candle = 1;
	};

		{ 'default:tin_ingot', 'bucket:bucket_empty', 'default:tin_ingot'};
		{ 'default:bronze_ingot', 'sorcery:infuser_chamber', 'default:copper_ingot'};
		{ 'sorcery:infuser_tube', 'sorcery:infuser_tube', 'sorcery:infuser_tube' };
	};
	output = "sorcery:infuser";
}

minetest.register_craft {
	output = "sorcery:displacer";
	recipe = {
		{'sorcery:platinum_ingot','sorcery:leyline_stabilizer','sorcery:platinum_ingot'};
		{'sorcery:inverter_coil','sorcery:core_syncretic','sorcery:inverter_coil'};
		{'sorcery:platinum_ingot','default:chest','sorcery:platinum_ingot'};
	};
}



minetest.register_craft {
	output = "sorcery:displacement_node";
	recipe = {
		{'sorcery:platinum_ingot','sorcery:screw_tungsten','sorcery:platinum_ingot'};
		{'basic_materials:copper_wire','sorcery:core_syncretic','doors:trapdoor_steel'};
		{'sorcery:platinum_ingot','sorcery:screw_tungsten','sorcery:platinum_ingot'};
	};
	replacements = {
		{'basic_materials:copper_wire','basic_materials:empty_spool'};
	};
}

minetest.register_craft {
	output = 'sorcery:raycaster';
	recipe = {
		{'sorcery:gem_amethyst', 'sorcery:gem_amethyst', 'sorcery:gem_amethyst'};
		{'default:gold_ingot','sorcery:beam_generator','default:gold_ingot'};
		{'sorcery:gem_amethyst', 'sorcery:gem_amethyst', 'sorcery:gem_amethyst'};
	};
}

minetest.register_craft {
	output = 'sorcery:tuning_disc';
	recipe = {
		{'sorcery:inverter_coil','sorcery:silver_ingot',''};
		{'sorcery:leyline_stabilizer','sorcery:silver_ingot','sorcery:gem_emerald'};
		{'sorcery:inverter_coil','sorcery:silver_ingot',''};
	};
}

minetest.register_craft {
	output = 'sorcery:farcaster';
	recipe = {
		{'default:gold_ingot','sorcery:iridium_ingot','default:gold_ingot'};
		{'sorcery:core_mandatic','default:diamondblock','sorcery:tuning_disc'};
		{'default:gold_ingot','sorcery:iridium_ingot','default:gold_ingot'};
	};
}

minetest.register_craft {
	output = 'sorcery:portal_node';
	recipe = {
		{'sorcery:tungsten_ingot','sorcery:core_mandatic','sorcery:tungsten_ingot'};
		{'sorcery:aluminum_ingot','sorcery:platinumblock','sorcery:aluminum_ingot'};
		{'sorcery:tungsten_ingot','sorcery:core_mandatic','sorcery:tungsten_ingot'};
	};
}

minetest.register_craft {
	output = 'sorcery:portal_reflector';
	recipe = {
		{'basic_materials:steel_bar','default:tin_ingot','basic_materials:steel_bar'};
		{'sorcery:gem_amethyst','sorcery:inverter_coil','sorcery:gem_amethyst'};
		{'basic_materials:steel_bar','xpanes:bar_flat','basic_materials:steel_bar'};
	}
}

minetest.register_craft {
	output = 'sorcery:portal_pad';
	recipe = {
		{'basic_materials:steel_bar','xpanes:bar_flat','basic_materials:steel_bar'};
		{'sorcery:gem_amethyst','sorcery:beam_generator','sorcery:gem_amethyst'};
		{'basic_materials:steel_bar','default:tin_ingot','basic_materials:steel_bar'};
	}
}

minetest.register_craftitem('sorcery:tuning_disc',{
	description = 'Tuning Disc';
	inventory_image = 'sorcery_tuning_disc.png';
	groups = {
		sorcery_magitech = 1; metal = 1;
	};
});

minetest.register_craftitem('sorcery:core_counterpraxic',{
	description = 'Counterpraxis Core';
	inventory_image = 'sorcery_core_counterpraxic.png';
	groups = {
		sorcery_magitech = 1; metal = 1; sorcery_magitech_core = 1;
	};
});


minetest.register_craftitem('sorcery:core_mandatic',{
	description = 'Mandatic Core';
	inventory_image = 'sorcery_core_mandatic.png';
	groups = {
		sorcery_magitech = 1; metal = 1; sorcery_magitech_core = 1;
	};
});

minetest.register_craftitem('sorcery:core_syncretic',{
	description = 'Syncresis Core';
	inventory_image = 'sorcery_core_sycretic.png';
	groups = {
		sorcery_magitech = 1; metal = 1; sorcery_magitech_core = 1;
	};
});

minetest.register_craftitem('sorcery:suppression_matrix',{
	description = 'Suppression Matrix';
	inventory_image = 'sorcery_suppression_matrix.png';
	groups = {
		sorcery_magitech = 1; metal = 1; sorcery_magitech_core = 1;
	};
});

minetest.register_craftitem('sorcery:inverter_coil',{
	description = 'Inverter Coil';
	inventory_image = 'sorcery_inverter_coil.png';
	groups = {
		sorcery_magitech = 1; metal = 1; sorcery_magitech_core = 1;
	};
});

minetest.register_craftitem('sorcery:beam_generator',{
	description = 'Beam Generator';
	inventory_image = 'sorcery_beam_generator.png';
	groups = {
		sorcery_magitech = 1; metal = 1; sorcery_magitech_core = 1;
	};
});

minetest.register_craftitem('sorcery:leyline_stabilizer',{
	description = 'Leyline Stabilizer';
	inventory_image = 'sorcery_leyline_stabilizer.png';
	groups = {
		sorcery_magitech = 1; metal = 1; sorcery_magitech_core = 1;
	};
});

minetest.register_craftitem('sorcery:field_emitter',{
	description = 'Field Emitter';
	inventory_image = 'sorcery_field_emitter.png';
	groups = {
		sorcery_magitech = 1; metal = 1; sorcery_magitech_core = 1;
	};
})

minetest.register_craft {
	output = 'sorcery:leyline_stabilizer';
	recipe = {
		{'basic_materials:copper_wire','group:sorcery_ley_cable','basic_materials:copper_wire'};
		{'sorcery:grease_neutralizing','group:sorcery_ley_cable','sorcery:grease_neutralizing'};
................................................................................
	output = 'sorcery:core_counterpraxic';
	recipe = {
		{'sorcery:gem_ruby_shard','sorcery:tungsten_ingot','sorcery:gem_ruby_shard'};
		{'sorcery:tungsten_ingot','sorcery:gem_emerald','sorcery:tungsten_ingot'};
		{'sorcery:gem_ruby_shard','sorcery:tungsten_ingot','sorcery:gem_ruby_shard'};
	};
}

minetest.register_craft {
	output = 'sorcery:core_syncretic';
	recipe = {
		{'sorcery:gem_sapphire_shard','default:gold_ingot','sorcery:gem_sapphire_shard'};
		{'default:gold_ingot','sorcery:gem_diamond','default:gold_ingot'};
		{'sorcery:gem_sapphire_shard','default:gold_ingot','sorcery:gem_sapphire_shard'};
	};
}

minetest.register_craft {
	output = 'sorcery:core_mandatic';
	recipe = {
		{'sorcery:gem_amethyst_shard','sorcery:silver_ingot','sorcery:gem_amethyst_shard'};
		{'sorcery:silver_ingot','sorcery:gem_sapphire','sorcery:silver_ingot'};
		{'sorcery:gem_amethyst_shard','sorcery:silver_ingot','sorcery:gem_amethyst_shard'};
	};
}

minetest.register_craft {
	output = 'sorcery:inverter_coil';
	recipe = {
		{'sorcery:screw_platinum','basic_materials:steel_wire','sorcery:screw_platinum'};
		{'basic_materials:copper_wire','default:tin_ingot','basic_materials:copper_wire'};
		{'sorcery:screw_platinum','basic_materials:steel_wire','sorcery:screw_platinum'};
................................................................................
		{'default:steel_ingot','default:furnace','default:steel_ingot'};
	};
	replacements = {
		{'basic_materials:copper_wire', 'basic_materials:empty_spool'};
	};
}

---- altar
minetest.register_craftitem('sorcery:candle', {
	-- TODO make candle node
	inventory_image = 'sorcery_candle.png';
	description = 'Votive Candle';
	groups = {
		candle = 1;
	};

		drawtype = 'airlike';
		light_source = 5 + math.ceil(i * (11/minetest.LIGHT_MAX));
		sunlight_propagates = true;
		buildable_to = true;
		pointable = false;
		walkable = false;
		floodable = true;

		on_construct = function(pos)
			local meta = minetest.get_meta(pos)
			meta:set_float('duration',10)
			meta:set_float('timeleft',10)
			meta:set_int('power',minetest.LIGHT_MAX)
			minetest.get_node_timer(pos):start(1)
		end;

		drawtype = 'airlike';
		light_source = 5 + math.ceil(i * (11/minetest.LIGHT_MAX));
		sunlight_propagates = true;
		buildable_to = true;
		pointable = false;
		walkable = false;
		floodable = true;
		groups = { air = 1; sorcery_air = 1; };
		on_construct = function(pos)
			local meta = minetest.get_meta(pos)
			meta:set_float('duration',10)
			meta:set_float('timeleft',10)
			meta:set_int('power',minetest.LIGHT_MAX)
			minetest.get_node_timer(pos):start(1)
		end;

	materials = {
		wood = {
			pine = {
				tex = u.image('default_pine_wood.png');
			};
			apple = {
				tex = u.image('default_wood.png');
				tree = 'default:wood';
				plank = 'default:plank';
			};
			acacia = {
				tex = u.image('default_acacia_wood.png');
			};
			aspen = {
				tex = u.image('default_aspen_wood.png');
			};
................................................................................
				tree = 'default:jungletree';
				plank = 'default:junglewood';
			};
		};
		core = {
			obsidian = {
				item = 'default:obsidian_shard';
				sturdiness = 1.3;
			}



		};























		wire = {
			gold = {
				-- gold limits the amount of wear-and-tear on
				-- the wand, but causes the effect to weaken as
				-- it empties
				tone = u.color(255,255,59);
				tex = u.image('default_gold_block.png');
			};
			copper = {
				-- copper causes the wand to recharge more quickly
				-- but power levels are unpredictable

	materials = {
		wood = {
			pine = {
				tex = u.image('default_pine_wood.png');
			};
			apple = {
				tex = u.image('default_wood.png');
				tree = 'default:tree';
				plank = 'default:wood';
			};
			acacia = {
				tex = u.image('default_acacia_wood.png');
			};
			aspen = {
				tex = u.image('default_aspen_wood.png');
			};
................................................................................
				tree = 'default:jungletree';
				plank = 'default:junglewood';
			};
		};
		core = {
			obsidian = {
				item = 'default:obsidian_shard';
				sturdiness = 1.5;
			};
			cobalt = {
				item = 'sorcery:powder_cobalt';
				power = 1.4;
			};
			iridium = {
				item = 'sorcery:powder_iridium';
				sturdiness = 1.25;
				power = 1.25;
			};
			lithium = {
				item = 'sorcery:powder_lithium';
				power = 1.7;
				reliability = 0.85;
			};
			gold = {
				item = 'sorcery:powder_gold';
				duration = 1.3;
				power = 1.3;
			};
			tungsten = {
				item = 'sorcery:powder_tungsten';
				duration = 1.7;
				sturdiness = 1.25;
			};
			-- add one that only lets the first wielder
			-- ever use the wand
		};
		wire = {
			gold = {
				-- gold limits the amount of wear-and-tear on
				-- the wand, but causes the power to weaken as
				-- it empties
				tone = u.color(255,255,59);
				tex = u.image('default_gold_block.png');
			};
			copper = {
				-- copper causes the wand to recharge more quickly
				-- but power levels are unpredictable