94 lines
1.9 KiB
Lua
94 lines
1.9 KiB
Lua
local expect = dofile("rom/modules/main/cc/expect.lua").expect
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local tSettings = {}
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function set( sName, value )
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expect(1, sName, "string")
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expect(2, value, "number", "string", "boolean", "table")
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if type(value) == "table" then
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-- Ensure value is serializeable
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value = textutils.unserialize( textutils.serialize(value) )
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end
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tSettings[ sName ] = value
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end
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local copy
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function copy( value )
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if type(value) == "table" then
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local result = {}
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for k,v in pairs(value) do
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result[k] = copy(v)
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end
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return result
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else
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return value
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end
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end
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function get( sName, default )
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expect(1, sName, "string")
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local result = tSettings[ sName ]
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if result ~= nil then
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return copy(result)
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else
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return default
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end
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end
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function unset( sName )
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expect(1, sName, "string")
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tSettings[ sName ] = nil
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end
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function clear()
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tSettings = {}
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end
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function getNames()
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local result = {}
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for k in pairs( tSettings ) do
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result[ #result + 1 ] = k
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end
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table.sort(result)
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return result
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end
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function load( sPath )
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expect(1, sPath, "string")
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local file = fs.open( sPath, "r" )
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if not file then
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return false
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end
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local sText = file.readAll()
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file.close()
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local tFile = textutils.unserialize( sText )
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if type(tFile) ~= "table" then
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return false
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end
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for k,v in pairs(tFile) do
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if type(k) == "string" and
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(type(v) == "string" or type(v) == "number" or type(v) == "boolean" or type(v) == "table") then
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set( k, v )
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end
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end
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return true
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end
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function save( sPath )
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expect(1, sPath, "string")
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local file = fs.open( sPath, "w" )
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if not file then
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return false
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end
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file.write( textutils.serialize( tSettings ) )
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file.close()
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return true
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end
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