scm: Ruby 1.9 compatibility for diff, cat and blame (#2664).

"\xC2\x80" of latin1(iso-8859-1) is valid sequence of UTF-8.
to_utf8() should not return string if it is UTF-8 valid_encoding.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4922 e93f8b46-1217-0410-a6f0-8f06a7374b81
This commit is contained in:
Toshi MARUYAMA 2011-02-22 08:29:35 +00:00
parent 1d6fbe5602
commit d43284ba04
1 changed files with 4 additions and 2 deletions

View File

@ -119,11 +119,13 @@ module RepositoriesHelper
def to_utf8(str)
if str.respond_to?(:force_encoding)
str.force_encoding('UTF-8')
return str if str.valid_encoding?
else
# TODO:
# Japanese Shift_JIS(CP932) is not compatible with ASCII.
# UTF-7 and Japanese ISO-2022-JP are 7bits clean.
return str if /\A[\r\n\t\x20-\x7e]*\Z/n.match(str) # for us-ascii
end
@encodings ||= Setting.repositories_encodings.split(',').collect(&:strip)
@encodings.each do |encoding|
begin