lib/kramdown/parser/base.rb in kramdown-0.14.2 vs lib/kramdown/parser/base.rb in kramdown-1.0.0

@@ -1,24 +1,11 @@
 # -*- coding: utf-8 -*-
 #
 #--
-# Copyright (C) 2009-2012 Thomas Leitner <[e-mail]>
+# Copyright (C) 2009-2013 Thomas Leitner <[e-mail]>
 #
-# This file is part of kramdown.
-#
-# kramdown is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# This file is part of kramdown which is licensed under the MIT.
 #++
 #
 
 module Kramdown
 
@@ -96,9 +83,13 @@
       end
 
       # Modify the string +source+ to be usable by the parser (unifies line ending characters to
       # +\n+ and makes sure +source+ ends with a new line character).
       def adapt_source(source)
+        if source.respond_to?(:encode!)
+          raise "The encoding of the source text is not valid!" if !source.valid_encoding?
+          source.encode!('UTF-8')
+        end
         source.gsub(/\r\n?/, "\n").chomp + "\n"
       end
 
       # This helper method adds the given +text+ either to the last element in the +tree+ if it is a
       # +type+ element or creates a new text element with the given +type+.