pdf: lib: add the method to return attachment from filename and encoding (#3261)

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@7912 e93f8b46-1217-0410-a6f0-8f06a7374b81
2011-11-24 09:43:01 +00:00
parent be29227c12
commit f936b7b5a4
3 changed files with 76 additions and 0 deletions
@@ -517,6 +517,19 @@ module Redmine
          end
          txt
        end
+
+        def self.attach(attachments, filename, encoding)
+          filename_utf8 = Redmine::CodesetUtil.to_utf8(filename, encoding)
+          atta = nil
+          if filename_utf8 =~ /^[^\/"]+\.(gif|jpg|jpe|jpeg|png)$/i
+            atta = Attachment.latest_attach(attachments, filename_utf8)
+          end
+          if atta && atta.readable? && atta.visible?
+            return atta
+          else
+            return nil
+          end
+        end
      end
    end
  end