add Redmine::CodesetUtil and move replacing invalid utf8 logic to it.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@5474 e93f8b46-1217-0410-a6f0-8f06a7374b81

1 files changed, 2 insertions, 26 deletions

diff --git a/app/helpers/repositories_helper.rb b/app/helpers/repositories_helper.rb
index 9037b39f1..fb1d4dd05 100644
--- a/app/helpers/repositories_helper.rb
+++ b/app/helpers/repositories_helper.rb
@@ -16,6 +16,7 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 require 'iconv'
+require 'redmine/codeset_util'
 
 module RepositoriesHelper
   def format_revision(revision)
@@ -143,35 +144,10 @@ module RepositoriesHelper
         # do nothing here and try the next encoding
       end
     end
-    str = replace_invalid_utf8(str)
+    str = Redmine::CodesetUtil.replace_invalid_utf8(str)
   end
   private :to_utf8_internal
 
-  def replace_invalid_utf8(str)
-    return str if str.nil?
-    if str.respond_to?(:force_encoding)
-      str.force_encoding('UTF-8')
-      if ! str.valid_encoding?
-        str = str.encode("US-ASCII", :invalid => :replace,
-              :undef => :replace, :replace => '?').encode("UTF-8")
-      end
-    else
-      ic = Iconv.new('UTF-8', 'UTF-8')
-      txtar = ""
-      begin
-        txtar += ic.iconv(str)
-      rescue Iconv::IllegalSequence
-        txtar += $!.success
-        str = '?' + $!.failed[1,$!.failed.length]
-        retry
-      rescue
-        txtar += $!.success
-      end
-      str = txtar
-    end
-    str
-  end
-
   def repository_field_tags(form, repository)
     method = repository.class.name.demodulize.underscore + "_field_tags"
     if repository.is_a?(Repository) &&