# -*- coding: binary -*- # Copyright (C) 2008 TOMITA Masahiro # mailto:tommy@tmtm.org require "#{File.dirname __FILE__}/error" class RbMysql class Charset def initialize(number, name, csname) @number, @name, @csname = number, name, csname end attr_reader :number, :name, :csname # [[charset_number, charset_name, collation_name, default], ...] CHARSETS = [ [ 1, "big5", "big5_chinese_ci", true ], [ 2, "latin2", "latin2_czech_cs", false], [ 3, "dec8", "dec8_swedish_ci", true ], [ 4, "cp850", "cp850_general_ci", true ], [ 5, "latin1", "latin1_german1_ci", false], [ 6, "hp8", "hp8_english_ci", true ], [ 7, "koi8r", "koi8r_general_ci", true ], [ 8, "latin1", "latin1_swedish_ci", true ], [ 9, "latin2", "latin2_general_ci", true ], [ 10, "swe7", "swe7_swedish_ci", true ], [ 11, "ascii", "ascii_general_ci", true ], [ 12, "ujis", "ujis_japanese_ci", true ], [ 13, "sjis", "sjis_japanese_ci", true ], [ 14, "cp1251", "cp1251_bulgarian_ci", false], [ 15, "latin1", "latin1_danish_ci", false], [ 16, "hebrew", "hebrew_general_ci", true ], [ 18, "tis620", "tis620_thai_ci", true ], [ 19, "euckr", "euckr_korean_ci", true ], [ 20, "latin7", "latin7_estonian_cs", false], [ 21, "latin2", "latin2_hungarian_ci", false], [ 22, "koi8u", "koi8u_general_ci", true ], [ 23, "cp1251", "cp1251_ukrainian_ci", false], [ 24, "gb2312", "gb2312_chinese_ci", true ], [ 25, "greek", "greek_general_ci", true ], [ 26, "cp1250", "cp1250_general_ci", true ], [ 27, "latin2", "latin2_croatian_ci", false], [ 28, "gbk", "gbk_chinese_ci", true ], [ 29, "cp1257", "cp1257_lithuanian_ci", false], [ 30, "latin5", "latin5_turkish_ci", true ], [ 31, "latin1", "latin1_german2_ci", false], [ 32, "armscii8", "armscii8_general_ci", true ], [ 33, "utf8", "utf8_general_ci", true ], [ 34, "cp1250", "cp1250_czech_cs", false], [ 35, "ucs2", "ucs2_general_ci", true ], [ 36, "cp866", "cp866_general_ci", true ], [ 37, "keybcs2", "keybcs2_general_ci", true ], [ 38, "macce", "macce_general_ci", true ], [ 39, "macroman", "macroman_general_ci", true ], [ 40, "cp852", "cp852_general_ci", true ], [ 41, "latin7", "latin7_general_ci", true ], [ 42, "latin7", "latin7_general_cs", false], [ 43, "macce", "macce_bin", false], [ 44, "cp1250", "cp1250_croatian_ci", false], [ 47, "latin1", "latin1_bin", false], [ 48, "latin1", "latin1_general_ci", false], [ 49, "latin1", "latin1_general_cs", false], [ 50, "cp1251", "cp1251_bin", false], [ 51, "cp1251", "cp1251_general_ci", true ], [ 52, "cp1251", "cp1251_general_cs", false], [ 53, "macroman", "macroman_bin", false], [ 57, "cp1256", "cp1256_general_ci", true ], [ 58, "cp1257", "cp1257_bin", false], [ 59, "cp1257", "cp1257_general_ci", true ], [ 63, "binary", "binary", true ], [ 64, "armscii8", "armscii8_bin", false], [ 65, "ascii", "ascii_bin", false], [ 66, "cp1250", "cp1250_bin", false], [ 67, "cp1256", "cp1256_bin", false], [ 68, "cp866", "cp866_bin", false], [ 69, "dec8", "dec8_bin", false], [ 70, "greek", "greek_bin", false], [ 71, "hebrew", "hebrew_bin", false], [ 72, "hp8", "hp8_bin", false], [ 73, "keybcs2", "keybcs2_bin", false], [ 74, "koi8r", "koi8r_bin", false], [ 75, "koi8u", "koi8u_bin", false], [ 77, "latin2", "latin2_bin", false], [ 78, "latin5", "latin5_bin", false], [ 79, "latin7", "latin7_bin", false], [ 80, "cp850", "cp850_bin", false], [ 81, "cp852", "cp852_bin", false], [ 82, "swe7", "swe7_bin", false], [ 83, "utf8", "utf8_bin", false], [ 84, "big5", "big5_bin", false], [ 85, "euckr", "euckr_bin", false], [ 86, "gb2312", "gb2312_bin", false], [ 87, "gbk", "gbk_bin", false], [ 88, "sjis", "sjis_bin", false], [ 89, "tis620", "tis620_bin", false], [ 90, "ucs2", "ucs2_bin", false], [ 91, "ujis", "ujis_bin", false], [ 92, "geostd8", "geostd8_general_ci", true ], [ 93, "geostd8", "geostd8_bin", false], [ 94, "latin1", "latin1_spanish_ci", false], [ 95, "cp932", "cp932_japanese_ci" , true ], [ 96, "cp932", "cp932_bin" , false], [ 97, "eucjpms", "eucjpms_japanese_ci", true ], [ 98, "eucjpms", "eucjpms_bin", false], [128, "ucs2", "ucs2_unicode_ci", false], [129, "ucs2", "ucs2_icelandic_ci", false], [130, "ucs2", "ucs2_latvian_ci", false], [131, "ucs2", "ucs2_romanian_ci", false], [132, "ucs2", "ucs2_slovenian_ci", false], [133, "ucs2", "ucs2_polish_ci", false], [134, "ucs2", "ucs2_estonian_ci", false], [135, "ucs2", "ucs2_spanish_ci", false], [136, "ucs2", "ucs2_swedish_ci", false], [137, "ucs2", "ucs2_turkish_ci", false], [138, "ucs2", "ucs2_czech_ci", false], [139, "ucs2", "ucs2_danish_ci", false], [140, "ucs2", "ucs2_lithuanian_ci", false], [141, "ucs2", "ucs2_slovak_ci", false], [142, "ucs2", "ucs2_spanish2_ci", false], [143, "ucs2", "ucs2_roman_ci", false], [144, "ucs2", "ucs2_persian_ci", false], [145, "ucs2", "ucs2_esperanto_ci", false], [146, "ucs2", "ucs2_hungarian_ci", false], [192, "utf8", "utf8_unicode_ci", false], [193, "utf8", "utf8_icelandic_ci", false], [194, "utf8", "utf8_latvian_ci", false], [195, "utf8", "utf8_romanian_ci", false], [196, "utf8", "utf8_slovenian_ci", false], [197, "utf8", "utf8_polish_ci", false], [198, "utf8", "utf8_estonian_ci", false], [199, "utf8", "utf8_spanish_ci", false], [200, "utf8", "utf8_swedish_ci", false], [201, "utf8", "utf8_turkish_ci", false], [202, "utf8", "utf8_czech_ci", false], [203, "utf8", "utf8_danish_ci", false], [204, "utf8", "utf8_lithuanian_ci", false], [205, "utf8", "utf8_slovak_ci", false], [206, "utf8", "utf8_spanish2_ci", false], [207, "utf8", "utf8_roman_ci", false], [208, "utf8", "utf8_persian_ci", false], [209, "utf8", "utf8_esperanto_ci", false], [210, "utf8", "utf8_hungarian_ci", false], ] NUMBER_TO_CHARSET = {} COLLATION_TO_CHARSET = {} CHARSET_DEFAULT = {} CHARSETS.each do |number, csname, clname, default| cs = Charset.new number, csname, clname NUMBER_TO_CHARSET[number] = cs COLLATION_TO_CHARSET[clname] = cs CHARSET_DEFAULT[csname] = cs if default end def self.by_number(n) raise ClientError, "unknown charset number: #{n}" unless NUMBER_TO_CHARSET.key? n NUMBER_TO_CHARSET[n] end def self.by_name(str) ret = COLLATION_TO_CHARSET[str] || CHARSET_DEFAULT[str] raise ClientError, "unknown charset: #{str}" unless ret ret end if defined? Encoding # MySQL Charset -> Ruby's Encodeing CHARSET_ENCODING = { "armscii8" => nil, "ascii" => Encoding::US_ASCII, "big5" => Encoding::Big5, "binary" => Encoding::ASCII_8BIT, "cp1250" => Encoding::Windows_1250, "cp1251" => Encoding::Windows_1251, "cp1256" => Encoding::Windows_1256, "cp1257" => Encoding::Windows_1257, "cp850" => Encoding::CP850, "cp852" => Encoding::CP852, "cp866" => Encoding::IBM866, "cp932" => Encoding::Windows_31J, "dec8" => nil, "eucjpms" => Encoding::EucJP_ms, "euckr" => Encoding::EUC_KR, "gb2312" => Encoding::EUC_CN, "gbk" => Encoding::GBK, "geostd8" => nil, "greek" => Encoding::ISO_8859_7, "hebrew" => Encoding::ISO_8859_8, "hp8" => nil, "keybcs2" => nil, "koi8r" => Encoding::KOI8_R, "koi8u" => Encoding::KOI8_U, "latin1" => Encoding::ISO_8859_1, "latin2" => Encoding::ISO_8859_2, "latin5" => Encoding::ISO_8859_9, "latin7" => Encoding::ISO_8859_13, "macce" => Encoding::MacCentEuro, "macroman" => Encoding::MacRoman, "sjis" => Encoding::SHIFT_JIS, "swe7" => nil, "tis620" => nil, "ucs2" => Encoding::UTF_16BE, "ujis" => Encoding::EucJP_ms, "utf8" => Encoding::UTF_8, } def self.to_binary(value) value.dup.force_encoding Encoding::ASCII_8BIT end # retrun corresponding Ruby encoding # === Return # encoding [Encoding] def encoding enc = CHARSET_ENCODING[@name.downcase] raise RbMysql::ClientError, "unsupported charset: #{@name}" unless enc enc end # convert encoding to corrensponding to MySQL charset def convert(value) if value.is_a? String and value.encoding != Encoding::ASCII_8BIT value = value.encode encoding end value end # convert encoding from MySQL charset to Ruby def force_encoding(value) if value.is_a? String value = value.dup.force_encoding encoding end value end else # for Ruby 1.8 def self.to_binary(value) value end def encoding nil end def convert(value) value end def force_encoding(value) value end end end end