39 lines
948 B
Ruby
39 lines
948 B
Ruby
require 'iconv'
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module Redmine
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module CodesetUtil
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def self.replace_invalid_utf8(str)
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return str if str.nil?
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if str.respond_to?(:force_encoding)
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str.force_encoding('UTF-8')
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if ! str.valid_encoding?
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str = str.encode("US-ASCII", :invalid => :replace,
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:undef => :replace, :replace => '?').encode("UTF-8")
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end
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elsif RUBY_PLATFORM == 'java'
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begin
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ic = Iconv.new('UTF-8', 'UTF-8')
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str = ic.iconv(str)
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rescue
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str = str.gsub(%r{[^\r\n\t\x20-\x7e]}, '?')
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end
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else
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ic = Iconv.new('UTF-8', 'UTF-8')
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txtar = ""
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begin
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txtar += ic.iconv(str)
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rescue Iconv::IllegalSequence
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txtar += $!.success
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str = '?' + $!.failed[1,$!.failed.length]
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retry
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rescue
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txtar += $!.success
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end
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str = txtar
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end
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str
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end
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end
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end
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