diff options
Diffstat (limited to 'activesupport/lib/active_support/multibyte/generators/generate_tables.rb')
| -rwxr-xr-x | activesupport/lib/active_support/multibyte/generators/generate_tables.rb | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/activesupport/lib/active_support/multibyte/generators/generate_tables.rb b/activesupport/lib/active_support/multibyte/generators/generate_tables.rb deleted file mode 100755 index 7f807585c5..0000000000 --- a/activesupport/lib/active_support/multibyte/generators/generate_tables.rb +++ /dev/null @@ -1,149 +0,0 @@ -#!/usr/bin/env ruby -begin - require File.dirname(__FILE__) + '/../../../active_support' -rescue IOError -end -require 'open-uri' -require 'tmpdir' - -module ActiveSupport::Multibyte::Handlers #:nodoc: - class UnicodeDatabase #:nodoc: - def self.load - [Hash.new(Codepoint.new),[],{},{}] - end - end - - class UnicodeTableGenerator #:nodoc: - BASE_URI = "http://www.unicode.org/Public/#{ActiveSupport::Multibyte::UNICODE_VERSION}/ucd/" - SOURCES = { - :codepoints => BASE_URI + 'UnicodeData.txt', - :composition_exclusion => BASE_URI + 'CompositionExclusions.txt', - :grapheme_break_property => BASE_URI + 'auxiliary/GraphemeBreakProperty.txt', - :cp1252 => 'http://unicode.org/Public/MAPPINGS/VENDORS/MICSFT/WINDOWS/CP1252.TXT' - } - - def initialize - @ucd = UnicodeDatabase.new - - default = Codepoint.new - default.combining_class = 0 - default.uppercase_mapping = 0 - default.lowercase_mapping = 0 - @ucd.codepoints = Hash.new(default) - - @ucd.composition_exclusion = [] - @ucd.composition_map = {} - @ucd.boundary = {} - @ucd.cp1252 = {} - end - - def parse_codepoints(line) - codepoint = Codepoint.new - raise "Could not parse input." unless line =~ /^ - ([0-9A-F]+); # code - ([^;]+); # name - ([A-Z]+); # general category - ([0-9]+); # canonical combining class - ([A-Z]+); # bidi class - (<([A-Z]*)>)? # decomposition type - ((\ ?[0-9A-F]+)*); # decompomposition mapping - ([0-9]*); # decimal digit - ([0-9]*); # digit - ([^;]*); # numeric - ([YN]*); # bidi mirrored - ([^;]*); # unicode 1.0 name - ([^;]*); # iso comment - ([0-9A-F]*); # simple uppercase mapping - ([0-9A-F]*); # simple lowercase mapping - ([0-9A-F]*)$/ix # simple titlecase mapping - codepoint.code = $1.hex - #codepoint.name = $2 - #codepoint.category = $3 - codepoint.combining_class = Integer($4) - #codepoint.bidi_class = $5 - codepoint.decomp_type = $7 - codepoint.decomp_mapping = ($8=='') ? nil : $8.split.collect { |element| element.hex } - #codepoint.bidi_mirrored = ($13=='Y') ? true : false - codepoint.uppercase_mapping = ($16=='') ? 0 : $16.hex - codepoint.lowercase_mapping = ($17=='') ? 0 : $17.hex - #codepoint.titlecase_mapping = ($18=='') ? nil : $18.hex - @ucd.codepoints[codepoint.code] = codepoint - end - - def parse_grapheme_break_property(line) - if line =~ /^([0-9A-F\.]+)\s*;\s*([\w]+)\s*#/ - type = $2.downcase.intern - @ucd.boundary[type] ||= [] - if $1.include? '..' - parts = $1.split '..' - @ucd.boundary[type] << (parts[0].hex..parts[1].hex) - else - @ucd.boundary[type] << $1.hex - end - end - end - - def parse_composition_exclusion(line) - if line =~ /^([0-9A-F]+)/i - @ucd.composition_exclusion << $1.hex - end - end - - def parse_cp1252(line) - if line =~ /^([0-9A-Fx]+)\s([0-9A-Fx]+)/i - @ucd.cp1252[$1.hex] = $2.hex - end - end - - def create_composition_map - @ucd.codepoints.each do |_, cp| - if !cp.nil? and cp.combining_class == 0 and cp.decomp_type.nil? and !cp.decomp_mapping.nil? and cp.decomp_mapping.length == 2 and @ucd[cp.decomp_mapping[0]].combining_class == 0 and !@ucd.composition_exclusion.include?(cp.code) - @ucd.composition_map[cp.decomp_mapping[0]] ||= {} - @ucd.composition_map[cp.decomp_mapping[0]][cp.decomp_mapping[1]] = cp.code - end - end - end - - def normalize_boundary_map - @ucd.boundary.each do |k,v| - if [:lf, :cr].include? k - @ucd.boundary[k] = v[0] - end - end - end - - def parse - SOURCES.each do |type, url| - filename = File.join(Dir.tmpdir, "#{url.split('/').last}") - unless File.exist?(filename) - $stderr.puts "Downloading #{url.split('/').last}" - File.open(filename, 'wb') do |target| - open(url) do |source| - source.each_line { |line| target.write line } - end - end - end - File.open(filename) do |file| - file.each_line { |line| send "parse_#{type}".intern, line } - end - end - create_composition_map - normalize_boundary_map - end - - def dump_to(filename) - File.open(filename, 'wb') do |f| - f.write Marshal.dump([@ucd.codepoints, @ucd.composition_exclusion, @ucd.composition_map, @ucd.boundary, @ucd.cp1252]) - end - end - end -end - -if __FILE__ == $0 - filename = ActiveSupport::Multibyte::Handlers::UnicodeDatabase.filename - generator = ActiveSupport::Multibyte::Handlers::UnicodeTableGenerator.new - generator.parse - print "Writing to: #{filename}" - generator.dump_to filename - puts " (#{File.size(filename)} bytes)" -end |