Fixed: wrong digest for text files under Windows (#2264).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2085 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/attachment.rb

@@ -72,7 +72,7 @@ class Attachment < ActiveRecord::Base
       File.open(diskfile, "wb") do |f| 
         f.write(@temp_file.read)
       end
-      self.digest = Digest::MD5.hexdigest(File.read(diskfile))
+      self.digest = self.class.digest(diskfile)
     end
     # Don't save the content type if it's longer than the authorized length
     if self.content_type && self.content_type.length > 255
@@ -133,4 +133,11 @@ private
     end
     df
   end
+  
+  # Returns the MD5 digest of the file at given path
+  def self.digest(filename)
+    File.open(filename, 'rb') do |f|
+      Digest::MD5.hexdigest(f.read)
+    end
+  end
 end

test/fixtures/files/testfile.txt

@@ -1 +1,2 @@
-this is a text file for upload tests
+this is a text file for upload tests
+with multiple lines

test/unit/attachment_test.rb

@@ -18,7 +18,8 @@
 require File.dirname(__FILE__) + '/../test_helper'
 
 class AttachmentTest < Test::Unit::TestCase
-
+  fixtures :issues, :users
+  
   def setup
   end
   
@@ -29,4 +30,8 @@ class AttachmentTest < Test::Unit::TestCase
     assert_equal 'f8139524ebb8f32e51976982cd20a85d', Attachment.disk_filename("test_accentué")[13..-1]
     assert_equal 'cbb5b0f30978ba03731d61f9f6d10011', Attachment.disk_filename("test_accentué.ça")[13..-1]
   end
+  
+  def test_digest
+    assert_equal '1478adae0d4eb06d35897518540e25d6', Attachment.digest(Test::Unit::TestCase.fixture_path + "/files/testfile.txt")
+  end
 end