mirror of
https://github.com/redmine/redmine.git
synced 2025-10-31 18:36:07 +01:00
2d1866d966
git-svn-id: http://svn.redmine.org/redmine/trunk@13482 e93f8b46-1217-0410-a6f0-8f06a7374b81
73 lines
2.1 KiB
Ruby
73 lines
2.1 KiB
Ruby
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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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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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str
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end
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def self.to_utf8(str, encoding)
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return str if str.nil?
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str.force_encoding("ASCII-8BIT")
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if str.empty?
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str.force_encoding("UTF-8")
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return str
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end
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enc = encoding.blank? ? "UTF-8" : encoding
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if enc.upcase != "UTF-8"
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str.force_encoding(enc)
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str = str.encode("UTF-8", :invalid => :replace,
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:undef => :replace, :replace => '?')
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else
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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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end
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str
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end
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def self.to_utf8_by_setting(str)
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return str if str.nil?
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self.to_utf8_by_setting_internal(str).force_encoding('UTF-8')
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end
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def self.to_utf8_by_setting_internal(str)
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return str if str.nil?
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str.force_encoding('ASCII-8BIT')
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return str if str.empty?
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return str if /\A[\r\n\t\x20-\x7e]*\Z/n.match(str) # for us-ascii
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str.force_encoding('UTF-8')
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encodings = Setting.repositories_encodings.split(',').collect(&:strip)
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encodings.each do |encoding|
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begin
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str.force_encoding(encoding)
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utf8 = str.encode('UTF-8')
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return utf8 if utf8.valid_encoding?
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rescue
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# do nothing here and try the next encoding
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end
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end
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self.replace_invalid_utf8(str).force_encoding('UTF-8')
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end
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def self.from_utf8(str, encoding)
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str ||= ''
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str.force_encoding('UTF-8')
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if encoding.upcase != 'UTF-8'
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str = str.encode(encoding, :invalid => :replace,
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:undef => :replace, :replace => '?')
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else
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str = self.replace_invalid_utf8(str)
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end
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end
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end
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end
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