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handling exceptions when quarry digs (eg. when player is nil)

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issues 172, 231, for example with item bones:bones
This commit is contained in:
Peter Maloney 2015-07-10 20:33:49 +02:00
parent a793747d92
commit 1f111c55e5
1 changed files with 28 additions and 16 deletions
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44
technic/machines/HV/quarry.lua
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@ -147,23 +147,35 @@ local function quarry_run(pos, node)
can_dig = false
end
local dignode
if can_dig then
dignode = technic.get_or_load_node(digpos) or minetest.get_node(digpos)
local dignodedef = minetest.registered_nodes[dignode.name] or {diggable=false}
if not dignodedef.diggable or (dignodedef.can_dig and not dignodedef.can_dig(digpos, nil)) then
can_dig = false
end
end
if can_dig then
for ay = startpos.y, digpos.y+1, -1 do
local checkpos = {x=digpos.x, y=ay, z=digpos.z}
local checknode = technic.get_or_load_node(checkpos) or minetest.get_node(checkpos)
if checknode.name ~= "air" then
can_dig = false
break
if not pcall(
function ()
if can_dig then
dignode = technic.get_or_load_node(digpos) or minetest.get_node(digpos)
local dignodedef = minetest.registered_nodes[dignode.name] or {diggable=false}
if not dignodedef.diggable or (dignodedef.can_dig and not dignodedef.can_dig(digpos, nil)) then
can_dig = false
end
end
end
if can_dig then
for ay = startpos.y, digpos.y+1, -1 do
local checkpos = {x=digpos.x, y=ay, z=digpos.z}
local checknode = technic.get_or_load_node(checkpos) or minetest.get_node(checkpos)
if checknode.name ~= "air" then
can_dig = false
break
end
end
end
end)
then
-- handle exception caused by nil player - issue 172 & 231
dignode = technic.get_or_load_node(digpos) or minetest.get_node(digpos)
message = "ERROR: technic/machines/HV/quarry.lua: unhandled exception digging... skipping block: "
message = message .. "digpos = (" .. digpos.x .. "," .. digpos.y .. "," .. digpos.z .. ")"
message = message .. ", name = " .. dignode.name
print(message)
can_dig = false
end
nd = nd + 1
if can_dig then