balatro-mods/lovely/dump/engine/string_packer.lua
2025-01-19 15:01:49 +08:00

84 lines
3.1 KiB
Lua

LOVELY_INTEGRITY = '5d0771786fa792673ea7fd08a5f7ef9bfec9d89cc6a2d2f4ee8e7ff3faee05ec'
--[[
MIT License
Copyright (c) 2017 Robert Herlihy
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
]]
--I modified this A LOT. Needed to make it quicker if it is being saved to file every few seconds during a game
function STR_PACK(data, recursive)
local ret_str = (recursive and "" or "return ").."{"
for i, v in pairs(data) do
local type_i, type_v = type(i), type(v)
assert((type_i ~= "table"), "Data table cannot have an table as a key reference")
if type_i == "string" then
i = '['..string.format("%q",i)..']'
else
i = "["..i.."]"
end
if type_v == "table" then
if v.m and v.e then
v = "to_big("..v.m..","..v.e..")"
elseif v.array and v.sign then
local v0 = "to_big({"
for qi = 1,#v.array do
v0 = v0 .. v.array[qi] .. ", "
end
v0 = v0 .. "},"..v.sign..")"
v = v0
elseif v.is and v:is(Object) then
v = [["]].."MANUAL_REPLACE"..[["]]
else
v = STR_PACK(v, true)
end
else
if type_v == "string" then v = string.format("%q", v) end
if type_v == "boolean" then v = v and "true" or "false" end
end
ret_str = ret_str..i.."="..v..","
end
return ret_str.."}"
end
function STR_UNPACK(str)
return assert(loadstring(str))()
end
function get_compressed(_file)
local file_data = love.filesystem.getInfo(_file)
if file_data ~= nil then
local file_string = love.filesystem.read(_file)
if file_string ~= '' then
if string.sub(file_string, 1, 6) ~= 'return' then
local success = nil
success, file_string = pcall(love.data.decompress, 'string', 'deflate', file_string)
if not success then return nil end
end
return file_string
end
end
end
function compress_and_save(_file, _data)
local save_string = type(_data) == 'table' and STR_PACK(_data) or _data
save_string = love.data.compress('string', 'deflate', save_string, 1)
love.filesystem.write(_file,save_string)
end