Created
October 18, 2014 06:12
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#!/usr/bin/env ruby | |
# coding:utf-8 | |
require 'stringio' | |
require 'pp' | |
class Ini | |
@@original_string | |
def initialize io | |
@@ini = {} | |
@@comments = {} | |
comment = "" | |
original_string = StringIO.new | |
until io.eof? do | |
line = io.readline | |
original_string.puts(line.strip) | |
next if line =~ /^\s*$/ # 空行無視 | |
if line =~ /^\s*;/ # コメント行 | |
comment << line | |
next | |
end | |
if line =~ %r"\[([^\]]*)\]\s*$" | |
line.strip! | |
ret = line.scan(%r"\[([^\]]*)\]") | |
section_name = ret.first.first | |
@@ini[section_name] = {} unless @@ini[section_name] | |
@@comments[section_name] = {} unless @@comments[section_name] | |
@@comments[section_name][";text"] = comment | |
comment = "" | |
next | |
end | |
entry = line.strip!.split(%r"=").map{|e| e.strip} | |
if entry.size > 1 | |
@@ini[section_name][entry[0]] = entry[1] | |
@@comments[section_name][entry[0]] = comment | |
comment = "" | |
else | |
@@ini[section_name][";arrays"] = [] unless @@ini[section_name][";arrays"] | |
@@ini[section_name][";arrays"] << entry[0] | |
@@comments[section_name][";arrays"] = [] unless @@comments[section_name][";arrays"] | |
@@comments[section_name][";arrays"] << comment | |
comment = "" | |
end | |
end | |
@@comments[";eof"] = comment if comment != "" | |
end | |
def save arg | |
arg = open(arg, "w") if arg.class == String | |
self.sections.each{|name| | |
comments = @@comments.clone | |
arg.puts comments[name][";text"] if comments[name] | |
arg.puts "[#{name}]" | |
self[name].each{|v| | |
if v.class == String | |
arg.puts comments[name][";arrays"].shift if comments[name][";arrays"] | |
arg.puts v.strip | |
next | |
elsif v.class == Array | |
arg.puts comments[name][v.first] if comments[name][v.first] | |
v = v.join("=") | |
arg.puts v.strip | |
end | |
} | |
} | |
arg.puts @@comments[";eof"] if @@comments[";eof"] | |
end | |
def Ini.open filename ; Ini.load filename ; end | |
def Ini.load filename | |
io = File.open(filename, "r") | |
Ini.new io | |
end | |
def to_ini_string | |
sio = StringIO.new | |
self.save sio | |
sio.rewind | |
sio.read | |
end | |
def Ini.parse_ini str | |
sio = StringIO.new str | |
Ini.new sio | |
end | |
def sections ;@@ini.keys;end | |
def [] key | |
val = @@ini[key] | |
val = @@ini[key][";arrays"] if val.has_key? ";arrays" | |
return val | |
end | |
end | |
=begin | |
if __FILE__ == $0 | |
ini_str = <<EOS | |
;this is a sample ini | |
[main] | |
key=12345 | |
[list] | |
;this ini file can write arrays | |
Bob | |
John | |
[sub] | |
;sample | |
usa = United States of America | |
;nation | |
uk = United Kingdom | |
;bye | |
EOS | |
ini = Ini.parse_ini ini_str | |
sio = StringIO.new | |
ini.save sio | |
sio.rewind | |
puts sio.read | |
end | |
=end | |
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