RS_INI.rb

#================================================================
# The MIT License
# Copyright (c) 2020 biud436
# ---------------------------------------------------------------
# Free for commercial and non commercial use.
#================================================================
#==============================================================================
# ** INI
# Author : biud436
# Date : 2015.01.30
# Version : 1.0
# Usage :
# INI
# write_string(app,key,str,file_name)
# read_string(app_name,key_name,file_name)
#
# Hash
# to_ini([file_name[,app_name]])
#
# Example
# Font.default_name = INI.read_string("Font","Name","Font.ini")
#
#==============================================================================
# ** Terms of Use
#==============================================================================
# Free for commercial and non-commercial use
#==============================================================================

$imported = {} if $imported.nil?
$imported["RS_INI"] = true

module Unicode
  MultiByteToWideChar = Win32API.new('Kernel32','MultiByteToWideChar','llpipi','i')
  WideCharToMultiByte = Win32API.new('Kernel32','WideCharToMultiByte','llpipipp','i')
  UTF_8 = 65001
  def unicode!
    buf = "\0" * (self.size * 2 + 1)
    MultiByteToWideChar.call(UTF_8, 0, self, -1, buf, buf.size)
    buf
  end
  def unicode_s
    buf = "\0" * (self.size * 2 + 1)
    WideCharToMultiByte.call(UTF_8, 0, self, -1, buf, buf.size, nil, nil)
    buf.delete("\0")
  end
end

class String
  include Unicode
end

module INI
  WritePrivateProfileStringW = Win32API.new('Kernel32','WritePrivateProfileStringW','pppp','s')
  GetPrivateProfileStringW = Win32API.new('Kernel32','GetPrivateProfileStringW','ppppip','s')
  extend self
  def write_string(app,key,str,file_name)
    path = ".\\" + file_name
    (param = [app,key.to_s,str.to_s,path]).collect! {|i| i.unicode!}
    success = WritePrivateProfileStringW.call(*param)
  end
  def read_string(app_name,key_name,file_name)
    buf = "\0" * 256
    path = ".\\" + file_name
    (param = [app_name,key_name,path]).collect! {|x| x.unicode!}
    GetPrivateProfileStringW.call(*param[0..1],0,buf,256,param[2])
    buf.unicode_s.unpack('U*').pack('U*')
  end
end

class Hash
  def to_ini(file_name="Default.ini",app_name="Default")
    self.each { |k, v| INI.write_string(app_name,k.to_s.dup,v.to_s.dup,file_name) }
  end
end