fixes #684

app/logical/d_text.rb

@@ -27,7 +27,7 @@ class DText
   end
   
   def self.parse_links(str)
-    str.gsub(/("[^"]+":(https?:\/\/|\/)\S+|https?:\/\/\S+)/m) do |url|
+    str.gsub(/("[^"]+":(https?:\/\/|\/)[^\s\r\n<>]+|https?:\/\/[^\s\r\n<>]+)+/) do |url|
       if url =~ /^"([^"]+)":(.+)$/
         text = $1
         url = $2

test/unit/dtext_test.rb

@@ -43,6 +43,7 @@ class DTextTest < ActiveSupport::TestCase
   
   def test_urls
     assert_equal('<p>a <a href="http://test.com">http://test.com</a> b</p>', p('a http://test.com b'))
+    assert_equal('<p><a href="http://test.com">http://test.com</a><br>b</p>', p("http://test.com\nb"))
     assert_equal('<p>a <a href="http://test.com/~bob/image.jpg">http://test.com/~bob/image.jpg</a> b</p>', p('a http://test.com/~bob/image.jpg b'))
     assert_equal('<p>a <a href="http://test.com/home.html#toc">http://test.com/home.html#toc</a> b</p>', p('a http://test.com/home.html#toc b'))
     assert_equal('<p>a <a href="http://test.com">http://test.com</a>. b</p>', p('a http://test.com. b'))