forked from VoxeLibre/VoxeLibre
Drop legacy WorldEdit support in mcl_structures
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Wuzzy
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09753ae57a
commit
10b1099a21
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@ -0,0 +1 @@
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IMPORTANT: Only WorldEdit files, version 4 are supported at the moment
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@ -38,62 +38,7 @@ mcl_structures.allocate_WE = function(originpos, value)
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local originx, originy, originz = originpos.x, originpos.y, originpos.z
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local count = 0
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local version = mcl_structures.valueversion_WE (value)
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if version == 1 or version == 2 then --flat table format
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--obtain the node table
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local get_tables = loadstring(value)
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if get_tables then --error loading value
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return originpos, originpos, count
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end
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local tables = get_tables()
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--transform the node table into an array of nodes
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for i = 1, #tables do
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for j, v in pairs(tables[i]) do
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if type(v) == "table" then
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tables[i][j] = tables[v[1]]
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end
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end
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end
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local nodes = tables[1]
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--check the node array
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count = #nodes
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if version == 1 then --original flat table format
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for index = 1, count do
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local entry = nodes[index]
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local pos = entry[1]
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local x, y, z = originx - pos.x, originy - pos.y, originz - pos.z
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if x < pos1x then pos1x = x end
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if y < pos1y then pos1y = y end
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if z < pos1z then pos1z = z end
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if x > pos2x then pos2x = x end
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if y > pos2y then pos2y = y end
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if z > pos2z then pos2z = z end
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end
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else --previous meta flat table format
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for index = 1, count do
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local entry = nodes[index]
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local x, y, z = originx - entry.x, originy - entry.y, originz - entry.z
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if x < pos1x then pos1x = x end
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if y < pos1y then pos1y = y end
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if z < pos1z then pos1z = z end
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if x > pos2x then pos2x = x end
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if y > pos2y then pos2y = y end
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if z > pos2z then pos2z = z end
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end
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end
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elseif version == 3 then --previous list format
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for x, y, z, name, param1, param2 in value:gmatch("([+-]?%d+)%s+([+-]?%d+)%s+([+-]?%d+)%s+([^%s]+)%s+(%d+)%s+(%d+)[^\r\n]*[\r\n]*") do --match node entries
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local x, y, z = originx + tonumber(x), originy + tonumber(y), originz + tonumber(z)
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if x < pos1x then pos1x = x end
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if y < pos1y then pos1y = y end
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if z < pos1z then pos1z = z end
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if x > pos2x then pos2x = x end
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if y > pos2y then pos2y = y end
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if z > pos2z then pos2z = z end
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count = count + 1
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end
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elseif version == 4 then --current nested table format
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if version == 4 then --current nested table format
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--wip: this is a filthy hack that works surprisingly well
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value = value:gsub("return%s*{", "", 1):gsub("}%s*$", "", 1)
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local escaped = value:gsub("\\\\", "@@"):gsub("\\\"", "@@"):gsub("(\"[^\"]*\")", function(s) return string.rep("@", #s) end)
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@ -123,6 +68,9 @@ mcl_structures.allocate_WE = function(originpos, value)
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if y > pos2y then pos2y = y end
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if z > pos2z then pos2z = z end
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end
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else
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minetest.log("error", "[mcl_structures] Unsupported WorldEdit file format ("..version..")")
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return
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end
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local pos1 = {x=pos1x, y=pos1y, z=pos1z}
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local pos2 = {x=pos2x, y=pos2y, z=pos2z}
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@ -131,6 +79,9 @@ end
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mcl_structures.deserialise_WE = function(originpos, value)
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--make area stay loaded
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local pos1, pos2 = mcl_structures.allocate_WE(originpos, value)
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if not pos1 then
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return 0
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end
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local manip = minetest.get_voxel_manip()
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manip:read_from_map(pos1, pos2)
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@ -138,51 +89,7 @@ mcl_structures.deserialise_WE = function(originpos, value)
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local count = 0
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local add_node, get_meta = minetest.add_node, minetest.get_meta
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local version = mcl_structures.valueversion_WE(value)
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if version == 1 or version == 2 then --original flat table format
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--obtain the node table
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local get_tables = loadstring(value)
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if not get_tables then --error loading value
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return count
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end
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local tables = get_tables()
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--transform the node table into an array of nodes
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for i = 1, #tables do
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for j, v in pairs(tables[i]) do
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if type(v) == "table" then
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tables[i][j] = tables[v[1]]
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end
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end
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end
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local nodes = tables[1]
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--load the node array
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count = #nodes
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if version == 1 then --original flat table format
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for index = 1, count do
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local entry = nodes[index]
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local pos = entry[1]
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pos.x, pos.y, pos.z = originx - pos.x, originy - pos.y, originz - pos.z
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add_node(pos, entry[2])
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end
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else --previous meta flat table format
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for index = 1, #nodes do
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local entry = nodes[index]
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entry.x, entry.y, entry.z = originx + entry.x, originy + entry.y, originz + entry.z
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add_node(entry, entry) --entry acts both as position and as node
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get_meta(entry):from_table(entry.meta)
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end
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end
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elseif version == 3 then --previous list format
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local pos = {x=0, y=0, z=0}
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local node = {name="", param1=0, param2=0}
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for x, y, z, name, param1, param2 in value:gmatch("([+-]?%d+)%s+([+-]?%d+)%s+([+-]?%d+)%s+([^%s]+)%s+(%d+)%s+(%d+)[^\r\n]*[\r\n]*") do --match node entries
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pos.x, pos.y, pos.z = originx + tonumber(x), originy + tonumber(y), originz + tonumber(z)
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node.name, node.param1, node.param2 = name, param1, param2
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add_node(pos, node)
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count = count + 1
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end
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elseif version == 4 then --current nested table format
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if version == 4 then --current nested table format
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--wip: this is a filthy hack that works surprisingly well
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value = value:gsub("return%s*{", "", 1):gsub("}%s*$", "", 1)
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local escaped = value:gsub("\\\\", "@@"):gsub("\\\"", "@@"):gsub("(\"[^\"]*\")", function(s) return string.rep("@", #s) end)
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