Update URLDetectionTest.php for rel="nofollow external". There are still some broken...

diff --git a/tests/URLDetectionTest.php b/tests/URLDetectionTest.php
index d83f9faf58e1b296cac5824bc08874dc05595239..eac7ba3f5c766032ad14d5d5103793299e5458b0 100644 (file)
--- a/tests/URLDetectionTest.php
+++ b/tests/URLDetectionTest.php
@@ -29,73 +29,73 @@ class URLDetectionTest extends PHPUnit_Framework_TestCase
                      array('not a link :: no way',
                            'not a link :: no way'),
                      array('link http://www.somesite.com/xyz/35637563@N00/52803365/ link',
-                           'link <a href="http://www.somesite.com/xyz/35637563@N00/52803365/" title="http://www.somesite.com/xyz/35637563@N00/52803365/" rel="external">http://www.somesite.com/xyz/35637563@N00/52803365/</a> link'),
+                           'link <a href="http://www.somesite.com/xyz/35637563@N00/52803365/" title="http://www.somesite.com/xyz/35637563@N00/52803365/" rel="nofollow external">http://www.somesite.com/xyz/35637563@N00/52803365/</a> link'),
                      array('http://127.0.0.1',
-                           '<a href="http://127.0.0.1/" title="http://127.0.0.1/" rel="external">http://127.0.0.1</a>'),
+                           '<a href="http://127.0.0.1/" title="http://127.0.0.1/" rel="nofollow external">http://127.0.0.1</a>'),
                      array('127.0.0.1',
-                           '<a href="http://127.0.0.1/" title="http://127.0.0.1/" rel="external">127.0.0.1</a>'),
+                           '<a href="http://127.0.0.1/" title="http://127.0.0.1/" rel="nofollow external">127.0.0.1</a>'),
                      array('127.0.0.1:99',
-                           '<a href="http://127.0.0.1:99/" title="http://127.0.0.1:99/" rel="external">127.0.0.1:99</a>'),
+                           '<a href="http://127.0.0.1:99/" title="http://127.0.0.1:99/" rel="nofollow external">127.0.0.1:99</a>'),
                      array('127.0.0.1/Name:test.php',
-                           '<a href="http://127.0.0.1/Name:test.php" title="http://127.0.0.1/Name:test.php" rel="external">127.0.0.1/Name:test.php</a>'),
+                           '<a href="http://127.0.0.1/Name:test.php" title="http://127.0.0.1/Name:test.php" rel="nofollow external">127.0.0.1/Name:test.php</a>'),
                      array('127.0.0.1/~test',
-                           '<a href="http://127.0.0.1/~test" title="http://127.0.0.1/~test" rel="external">127.0.0.1/~test</a>'),
+                           '<a href="http://127.0.0.1/~test" title="http://127.0.0.1/~test" rel="nofollow external">127.0.0.1/~test</a>'),
                      array('127.0.0.1/+test',
-                           '<a href="http://127.0.0.1/+test" title="http://127.0.0.1/+test" rel="external">127.0.0.1/+test</a>'),
+                           '<a href="http://127.0.0.1/+test" title="http://127.0.0.1/+test" rel="nofollow external">127.0.0.1/+test</a>'),
                      array('127.0.0.1/$test',
-                           '<a href="http://127.0.0.1/$test" title="http://127.0.0.1/$test" rel="external">127.0.0.1/$test</a>'),
+                           '<a href="http://127.0.0.1/$test" title="http://127.0.0.1/$test" rel="nofollow external">127.0.0.1/$test</a>'),
                      array('127.0.0.1/\'test',
-                           '<a href="http://127.0.0.1/\'test" title="http://127.0.0.1/\'test" rel="external">127.0.0.1/\'test</a>'),
+                           '<a href="http://127.0.0.1/\'test" title="http://127.0.0.1/\'test" rel="nofollow external">127.0.0.1/\'test</a>'),
                      array('127.0.0.1/"test',
-                           '<a href="http://127.0.0.1/" title="http://127.0.0.1/" rel="external">127.0.0.1/</a>&quot;test'),
+                           '<a href="http://127.0.0.1/" title="http://127.0.0.1/" rel="nofollow external">127.0.0.1/</a>&quot;test'),
                      array('127.0.0.1/test"test',
-                           '<a href="http://127.0.0.1/test" title="http://127.0.0.1/test" rel="external">127.0.0.1/test</a>&quot;test'),
+                           '<a href="http://127.0.0.1/test" title="http://127.0.0.1/test" rel="nofollow external">127.0.0.1/test</a>&quot;test'),
                      array('127.0.0.1/-test',
-                           '<a href="http://127.0.0.1/-test" title="http://127.0.0.1/-test" rel="external">127.0.0.1/-test</a>'),
+                           '<a href="http://127.0.0.1/-test" title="http://127.0.0.1/-test" rel="nofollow external">127.0.0.1/-test</a>'),
                      array('127.0.0.1/_test',
-                           '<a href="http://127.0.0.1/_test" title="http://127.0.0.1/_test" rel="external">127.0.0.1/_test</a>'),
+                           '<a href="http://127.0.0.1/_test" title="http://127.0.0.1/_test" rel="nofollow external">127.0.0.1/_test</a>'),
                      array('127.0.0.1/!test',
-                           '<a href="http://127.0.0.1/!test" title="http://127.0.0.1/!test" rel="external">127.0.0.1/!test</a>'),
+                           '<a href="http://127.0.0.1/!test" title="http://127.0.0.1/!test" rel="nofollow external">127.0.0.1/!test</a>'),
                      array('127.0.0.1/*test',
-                           '<a href="http://127.0.0.1/*test" title="http://127.0.0.1/*test" rel="external">127.0.0.1/*test</a>'),
+                           '<a href="http://127.0.0.1/*test" title="http://127.0.0.1/*test" rel="nofollow external">127.0.0.1/*test</a>'),
                      array('127.0.0.1/test%20stuff',
-                           '<a href="http://127.0.0.1/test%20stuff" title="http://127.0.0.1/test%20stuff" rel="external">127.0.0.1/test%20stuff</a>'),
+                           '<a href="http://127.0.0.1/test%20stuff" title="http://127.0.0.1/test%20stuff" rel="nofollow external">127.0.0.1/test%20stuff</a>'),
                      array('http://[::1]:99/test.php',
-                           '<a href="http://[::1]:99/test.php" title="http://[::1]:99/test.php" rel="external">http://[::1]:99/test.php</a>'),
+                           '<a href="http://[::1]:99/test.php" title="http://[::1]:99/test.php" rel="nofollow external">http://[::1]:99/test.php</a>'),
                      array('http://::1/test.php',
-                           '<a href="http://::1/test.php" title="http://::1/test.php" rel="external">http://::1/test.php</a>'),
+                           '<a href="http://::1/test.php" title="http://::1/test.php" rel="nofollow external">http://::1/test.php</a>'),
                      array('http://::1',
-                           '<a href="http://::1/" title="http://::1/" rel="external">http://::1</a>'),
+                           '<a href="http://::1/" title="http://::1/" rel="nofollow external">http://::1</a>'),
                      array('2001:4978:1b5:0:21d:e0ff:fe66:59ab/test.php',
-                           '<a href="http://2001:4978:1b5:0:21d:e0ff:fe66:59ab/test.php" title="http://2001:4978:1b5:0:21d:e0ff:fe66:59ab/test.php" rel="external">2001:4978:1b5:0:21d:e0ff:fe66:59ab/test.php</a>'),
+                           '<a href="http://2001:4978:1b5:0:21d:e0ff:fe66:59ab/test.php" title="http://2001:4978:1b5:0:21d:e0ff:fe66:59ab/test.php" rel="nofollow external">2001:4978:1b5:0:21d:e0ff:fe66:59ab/test.php</a>'),
                      array('[2001:4978:1b5:0:21d:e0ff:fe66:59ab]:99/test.php',
-                           '<a href="http://[2001:4978:1b5:0:21d:e0ff:fe66:59ab]:99/test.php" title="http://[2001:4978:1b5:0:21d:e0ff:fe66:59ab]:99/test.php" rel="external">[2001:4978:1b5:0:21d:e0ff:fe66:59ab]:99/test.php</a>'),
+                           '<a href="http://[2001:4978:1b5:0:21d:e0ff:fe66:59ab]:99/test.php" title="http://[2001:4978:1b5:0:21d:e0ff:fe66:59ab]:99/test.php" rel="nofollow external">[2001:4978:1b5:0:21d:e0ff:fe66:59ab]:99/test.php</a>'),
                      array('2001:4978:1b5:0:21d:e0ff:fe66:59ab',
-                           '<a href="http://2001:4978:1b5:0:21d:e0ff:fe66:59ab/" title="http://2001:4978:1b5:0:21d:e0ff:fe66:59ab/" rel="external">2001:4978:1b5:0:21d:e0ff:fe66:59ab</a>'),
+                           '<a href="http://2001:4978:1b5:0:21d:e0ff:fe66:59ab/" title="http://2001:4978:1b5:0:21d:e0ff:fe66:59ab/" rel="nofollow external">2001:4978:1b5:0:21d:e0ff:fe66:59ab</a>'),
                      array('http://127.0.0.1',
-                           '<a href="http://127.0.0.1/" title="http://127.0.0.1/" rel="external">http://127.0.0.1</a>'),
+                           '<a href="http://127.0.0.1/" title="http://127.0.0.1/" rel="nofollow external">http://127.0.0.1</a>'),
                      array('example.com',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>'),
                      array('example.com',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>'),
                      array('http://example.com',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>'),
                      array('http://example.com.',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>.'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>.'),
                      array('/var/lib/example.so',
                            '/var/lib/example.so'),
                      array('example',
                            'example'),
                      array('user@example.com',
-                           '<a href="mailto:user@example.com" title="mailto:user@example.com" rel="external">user@example.com</a>'),
+                           '<a href="mailto:user@example.com" title="mailto:user@example.com" rel="nofollow external">user@example.com</a>'),
                      array('user_name+other@example.com',
-                           '<a href="mailto:user_name+other@example.com" title="mailto:user_name+other@example.com" rel="external">user_name+other@example.com</a>'),
+                           '<a href="mailto:user_name+other@example.com" title="mailto:user_name+other@example.com" rel="nofollow external">user_name+other@example.com</a>'),
                      array('mailto:user@example.com',
-                           '<a href="mailto:user@example.com" title="mailto:user@example.com" rel="external">mailto:user@example.com</a>'),
+                           '<a href="mailto:user@example.com" title="mailto:user@example.com" rel="nofollow external">mailto:user@example.com</a>'),
                      array('mailto:user@example.com?subject=test',
-                           '<a href="mailto:user@example.com?subject=test" title="mailto:user@example.com?subject=test" rel="external">mailto:user@example.com?subject=test</a>'),
+                           '<a href="mailto:user@example.com?subject=test" title="mailto:user@example.com?subject=test" rel="nofollow external">mailto:user@example.com?subject=test</a>'),
                      array('xmpp:user@example.com',
-                           '<a href="xmpp:user@example.com" title="xmpp:user@example.com" rel="external">xmpp:user@example.com</a>'),
+                           '<a href="xmpp:user@example.com" title="xmpp:user@example.com" rel="nofollow external">xmpp:user@example.com</a>'),
                      array('#example',
                            '#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('example'))) . '" rel="tag">example</a></span>'),
                      array('#example.com',
@@ -103,167 +103,167 @@ class URLDetectionTest extends PHPUnit_Framework_TestCase
                      array('#.net',
                            '#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('.net'))) . '" rel="tag">.net</a></span>'),
                      array('http://example',
-                           '<a href="http://example/" title="http://example/" rel="external">http://example</a>'),
+                           '<a href="http://example/" title="http://example/" rel="nofollow external">http://example</a>'),
                      array('http://3xampl3',
-                           '<a href="http://3xampl3/" title="http://3xampl3/" rel="external">http://3xampl3</a>'),
+                           '<a href="http://3xampl3/" title="http://3xampl3/" rel="nofollow external">http://3xampl3</a>'),
                      array('http://example/',
-                           '<a href="http://example/" title="http://example/" rel="external">http://example/</a>'),
+                           '<a href="http://example/" title="http://example/" rel="nofollow external">http://example/</a>'),
                      array('http://example/path',
-                           '<a href="http://example/path" title="http://example/path" rel="external">http://example/path</a>'),
+                           '<a href="http://example/path" title="http://example/path" rel="nofollow external">http://example/path</a>'),
                      array('http://example.com',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>'),
                      array('https://example.com',
-                           '<a href="https://example.com/" title="https://example.com/" rel="external">https://example.com</a>'),
+                           '<a href="https://example.com/" title="https://example.com/" rel="nofollow external">https://example.com</a>'),
                      array('ftp://example.com',
-                           '<a href="ftp://example.com/" title="ftp://example.com/" rel="external">ftp://example.com</a>'),
+                           '<a href="ftp://example.com/" title="ftp://example.com/" rel="nofollow external">ftp://example.com</a>'),
                      array('ftps://example.com',
-                           '<a href="ftps://example.com/" title="ftps://example.com/" rel="external">ftps://example.com</a>'),
+                           '<a href="ftps://example.com/" title="ftps://example.com/" rel="nofollow external">ftps://example.com</a>'),
                      array('http://user@example.com',
-                           '<a href="http://user@example.com/" title="http://user@example.com/" rel="external">http://user@example.com</a>'),
+                           '<a href="http://user@example.com/" title="http://user@example.com/" rel="nofollow external">http://user@example.com</a>'),
                      array('http://user:pass@example.com',
-                           '<a href="http://user:pass@example.com/" title="http://user:pass@example.com/" rel="external">http://user:pass@example.com</a>'),
+                           '<a href="http://user:pass@example.com/" title="http://user:pass@example.com/" rel="nofollow external">http://user:pass@example.com</a>'),
                      array('http://example.com:8080',
-                           '<a href="http://example.com:8080/" title="http://example.com:8080/" rel="external">http://example.com:8080</a>'),
+                           '<a href="http://example.com:8080/" title="http://example.com:8080/" rel="nofollow external">http://example.com:8080</a>'),
                      array('http://example.com:8080/test.php',
-                           '<a href="http://example.com:8080/test.php" title="http://example.com:8080/test.php" rel="external">http://example.com:8080/test.php</a>'),
+                           '<a href="http://example.com:8080/test.php" title="http://example.com:8080/test.php" rel="nofollow external">http://example.com:8080/test.php</a>'),
                      array('example.com:8080/test.php',
-                           '<a href="http://example.com:8080/test.php" title="http://example.com:8080/test.php" rel="external">example.com:8080/test.php</a>'),
+                           '<a href="http://example.com:8080/test.php" title="http://example.com:8080/test.php" rel="nofollow external">example.com:8080/test.php</a>'),
                      array('http://www.example.com',
-                           '<a href="http://www.example.com/" title="http://www.example.com/" rel="external">http://www.example.com</a>'),
+                           '<a href="http://www.example.com/" title="http://www.example.com/" rel="nofollow external">http://www.example.com</a>'),
                      array('http://example.com/',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com/</a>'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com/</a>'),
                      array('http://example.com/path',
-                           '<a href="http://example.com/path" title="http://example.com/path" rel="external">http://example.com/path</a>'),
+                           '<a href="http://example.com/path" title="http://example.com/path" rel="nofollow external">http://example.com/path</a>'),
                      array('http://example.com/path.html',
-                           '<a href="http://example.com/path.html" title="http://example.com/path.html" rel="external">http://example.com/path.html</a>'),
+                           '<a href="http://example.com/path.html" title="http://example.com/path.html" rel="nofollow external">http://example.com/path.html</a>'),
                      array('http://example.com/path.html#fragment',
-                           '<a href="http://example.com/path.html#fragment" title="http://example.com/path.html#fragment" rel="external">http://example.com/path.html#fragment</a>'),
+                           '<a href="http://example.com/path.html#fragment" title="http://example.com/path.html#fragment" rel="nofollow external">http://example.com/path.html#fragment</a>'),
                      array('http://example.com/path.php?foo=bar&bar=foo',
-                           '<a href="http://example.com/path.php?foo=bar&amp;bar=foo" title="http://example.com/path.php?foo=bar&amp;bar=foo" rel="external">http://example.com/path.php?foo=bar&amp;bar=foo</a>'),
+                           '<a href="http://example.com/path.php?foo=bar&amp;bar=foo" title="http://example.com/path.php?foo=bar&amp;bar=foo" rel="nofollow external">http://example.com/path.php?foo=bar&amp;bar=foo</a>'),
                      array('http://example.com.',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>.'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>.'),
                      array('http://müllärör.de',
-                           '<a href="http://m&#xFC;ll&#xE4;r&#xF6;r.de/" title="http://m&#xFC;ll&#xE4;r&#xF6;r.de/" rel="external">http://müllärör.de</a>'),
+                           '<a href="http://m&#xFC;ll&#xE4;r&#xF6;r.de/" title="http://m&#xFC;ll&#xE4;r&#xF6;r.de/" rel="nofollow external">http://müllärör.de</a>'),
                      array('http://ﺱﺲﺷ.com',
-                           '<a href="http://&#xFEB1;&#xFEB2;&#xFEB7;.com/" title="http://&#xFEB1;&#xFEB2;&#xFEB7;.com/" rel="external">http://ﺱﺲﺷ.com</a>'),
+                           '<a href="http://&#xFEB1;&#xFEB2;&#xFEB7;.com/" title="http://&#xFEB1;&#xFEB2;&#xFEB7;.com/" rel="nofollow external">http://ﺱﺲﺷ.com</a>'),
                      array('http://сделаткартинки.com',
-                           '<a href="http://&#x441;&#x434;&#x435;&#x43B;&#x430;&#x442;&#x43A;&#x430;&#x440;&#x442;&#x438;&#x43D;&#x43A;&#x438;.com/" title="http://&#x441;&#x434;&#x435;&#x43B;&#x430;&#x442;&#x43A;&#x430;&#x440;&#x442;&#x438;&#x43D;&#x43A;&#x438;.com/" rel="external">http://сделаткартинки.com</a>'),
+                           '<a href="http://&#x441;&#x434;&#x435;&#x43B;&#x430;&#x442;&#x43A;&#x430;&#x440;&#x442;&#x438;&#x43D;&#x43A;&#x438;.com/" title="http://&#x441;&#x434;&#x435;&#x43B;&#x430;&#x442;&#x43A;&#x430;&#x440;&#x442;&#x438;&#x43D;&#x43A;&#x438;.com/" rel="nofollow external">http://сделаткартинки.com</a>'),
                      array('http://tūdaliņ.lv',
-                           '<a href="http://t&#x16B;dali&#x146;.lv/" title="http://t&#x16B;dali&#x146;.lv/" rel="external">http://tūdaliņ.lv</a>'),
+                           '<a href="http://t&#x16B;dali&#x146;.lv/" title="http://t&#x16B;dali&#x146;.lv/" rel="nofollow external">http://tūdaliņ.lv</a>'),
                      array('http://brændendekærlighed.com',
-                           '<a href="http://br&#xE6;ndendek&#xE6;rlighed.com/" title="http://br&#xE6;ndendek&#xE6;rlighed.com/" rel="external">http://brændendekærlighed.com</a>'),
+                           '<a href="http://br&#xE6;ndendek&#xE6;rlighed.com/" title="http://br&#xE6;ndendek&#xE6;rlighed.com/" rel="nofollow external">http://brændendekærlighed.com</a>'),
                      array('http://あーるいん.com',
-                           '<a href="http://&#x3042;&#x30FC;&#x308B;&#x3044;&#x3093;.com/" title="http://&#x3042;&#x30FC;&#x308B;&#x3044;&#x3093;.com/" rel="external">http://あーるいん.com</a>'),
+                           '<a href="http://&#x3042;&#x30FC;&#x308B;&#x3044;&#x3093;.com/" title="http://&#x3042;&#x30FC;&#x308B;&#x3044;&#x3093;.com/" rel="nofollow external">http://あーるいん.com</a>'),
                      array('http://예비교사.com',
-                           '<a href="http://&#xC608;&#xBE44;&#xAD50;&#xC0AC;.com/" title="http://&#xC608;&#xBE44;&#xAD50;&#xC0AC;.com/" rel="external">http://예비교사.com</a>'),
+                           '<a href="http://&#xC608;&#xBE44;&#xAD50;&#xC0AC;.com/" title="http://&#xC608;&#xBE44;&#xAD50;&#xC0AC;.com/" rel="nofollow external">http://예비교사.com</a>'),
                      array('http://example.com.',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>.'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>.'),
                      array('http://example.com?',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>?'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>?'),
                      array('http://example.com!',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>!'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>!'),
                      array('http://example.com,',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>,'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>,'),
                      array('http://example.com;',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>;'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>;'),
                      array('http://example.com:',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>:'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>:'),
                      array('\'http://example.com\'',
-                           '\'<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>\''),
+                           '\'<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>\''),
                      array('"http://example.com"',
-                           '&quot;<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>&quot;'),
+                           '&quot;<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>&quot;'),
                      array('"http://example.com/"',
-                           '&quot;<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com/</a>&quot;'),
+                           '&quot;<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com/</a>&quot;'),
                      array('http://example.com',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>'),
                      array('(http://example.com)',
-                           '(<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>)'),
+                           '(<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>)'),
                      array('[http://example.com]',
-                           '[<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>]'),
+                           '[<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>]'),
                      array('<http://example.com>',
-                           '&lt;<a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a>&gt;'),
+                           '&lt;<a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a>&gt;'),
                      array('http://example.com/path/(foo)/bar',
-                           '<a href="http://example.com/path/(foo)/bar" title="http://example.com/path/(foo)/bar" rel="external">http://example.com/path/(foo)/bar</a>'),
+                           '<a href="http://example.com/path/(foo)/bar" title="http://example.com/path/(foo)/bar" rel="nofollow external">http://example.com/path/(foo)/bar</a>'),
                      array('http://example.com/path/[foo]/bar',
-                           '<a href="http://example.com/path/" title="http://example.com/path/" rel="external">http://example.com/path/</a>[foo]/bar'),
+                           '<a href="http://example.com/path/" title="http://example.com/path/" rel="nofollow external">http://example.com/path/</a>[foo]/bar'),
                      array('http://example.com/path/foo/(bar)',
-                           '<a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="external">http://example.com/path/foo/(bar)</a>'),
+                           '<a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="nofollow external">http://example.com/path/foo/(bar)</a>'),
                      //Not a valid url - urls cannot contain unencoded square brackets
                      array('http://example.com/path/foo/[bar]',
-                           '<a href="http://example.com/path/foo/" title="http://example.com/path/foo/" rel="external">http://example.com/path/foo/</a>[bar]'),
+                           '<a href="http://example.com/path/foo/" title="http://example.com/path/foo/" rel="nofollow external">http://example.com/path/foo/</a>[bar]'),
                      array('Hey, check out my cool site http://example.com okay?',
-                           'Hey, check out my cool site <a href="http://example.com/" title="http://example.com/" rel="external">http://example.com</a> okay?'),
+                           'Hey, check out my cool site <a href="http://example.com/" title="http://example.com/" rel="nofollow external">http://example.com</a> okay?'),
                      array('What about parens (e.g. http://example.com/path/foo/(bar))?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="external">http://example.com/path/foo/(bar)</a>)?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="nofollow external">http://example.com/path/foo/(bar)</a>)?'),
                      array('What about parens (e.g. http://example.com/path/foo/(bar)?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="external">http://example.com/path/foo/(bar)</a>?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="nofollow external">http://example.com/path/foo/(bar)</a>?'),
                      array('What about parens (e.g. http://example.com/path/foo/(bar).)?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="external">http://example.com/path/foo/(bar)</a>.)?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="nofollow external">http://example.com/path/foo/(bar)</a>.)?'),
                      //Not a valid url - urls cannot contain unencoded commas
                      array('What about parens (e.g. http://example.com/path/(foo,bar)?',
-                           'What about parens (e.g. <a href="http://example.com/path/(foo,bar)" title="http://example.com/path/(foo,bar)" rel="external">http://example.com/path/(foo,bar)</a>?'),
+                           'What about parens (e.g. <a href="http://example.com/path/(foo,bar)" title="http://example.com/path/(foo,bar)" rel="nofollow external">http://example.com/path/(foo,bar)</a>?'),
                      array('Unbalanced too (e.g. http://example.com/path/((((foo)/bar)?',
-                           'Unbalanced too (e.g. <a href="http://example.com/path/((((foo)/bar)" title="http://example.com/path/((((foo)/bar)" rel="external">http://example.com/path/((((foo)/bar)</a>?'),
+                           'Unbalanced too (e.g. <a href="http://example.com/path/((((foo)/bar)" title="http://example.com/path/((((foo)/bar)" rel="nofollow external">http://example.com/path/((((foo)/bar)</a>?'),
                      array('Unbalanced too (e.g. http://example.com/path/(foo))))/bar)?',
-                           'Unbalanced too (e.g. <a href="http://example.com/path/(foo))))/bar" title="http://example.com/path/(foo))))/bar" rel="external">http://example.com/path/(foo))))/bar</a>)?'),
+                           'Unbalanced too (e.g. <a href="http://example.com/path/(foo))))/bar" title="http://example.com/path/(foo))))/bar" rel="nofollow external">http://example.com/path/(foo))))/bar</a>)?'),
                      array('Unbalanced too (e.g. http://example.com/path/foo/((((bar)?',
-                           'Unbalanced too (e.g. <a href="http://example.com/path/foo/((((bar)" title="http://example.com/path/foo/((((bar)" rel="external">http://example.com/path/foo/((((bar)</a>?'),
+                           'Unbalanced too (e.g. <a href="http://example.com/path/foo/((((bar)" title="http://example.com/path/foo/((((bar)" rel="nofollow external">http://example.com/path/foo/((((bar)</a>?'),
                      array('Unbalanced too (e.g. http://example.com/path/foo/(bar))))?',
-                           'Unbalanced too (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="external">http://example.com/path/foo/(bar)</a>)))?'),
+                           'Unbalanced too (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="nofollow external">http://example.com/path/foo/(bar)</a>)))?'),
                      array('example.com',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>'),
                      array('example.org',
-                           '<a href="http://example.org/" title="http://example.org/" rel="external">example.org</a>'),
+                           '<a href="http://example.org/" title="http://example.org/" rel="nofollow external">example.org</a>'),
                      array('example.co.uk',
-                           '<a href="http://example.co.uk/" title="http://example.co.uk/" rel="external">example.co.uk</a>'),
+                           '<a href="http://example.co.uk/" title="http://example.co.uk/" rel="nofollow external">example.co.uk</a>'),
                      array('www.example.co.uk',
-                           '<a href="http://www.example.co.uk/" title="http://www.example.co.uk/" rel="external">www.example.co.uk</a>'),
+                           '<a href="http://www.example.co.uk/" title="http://www.example.co.uk/" rel="nofollow external">www.example.co.uk</a>'),
                      array('farm1.images.example.co.uk',
-                           '<a href="http://farm1.images.example.co.uk/" title="http://farm1.images.example.co.uk/" rel="external">farm1.images.example.co.uk</a>'),
+                           '<a href="http://farm1.images.example.co.uk/" title="http://farm1.images.example.co.uk/" rel="nofollow external">farm1.images.example.co.uk</a>'),
                      array('example.museum',
-                           '<a href="http://example.museum/" title="http://example.museum/" rel="external">example.museum</a>'),
+                           '<a href="http://example.museum/" title="http://example.museum/" rel="nofollow external">example.museum</a>'),
                      array('example.travel',
-                           '<a href="http://example.travel/" title="http://example.travel/" rel="external">example.travel</a>'),
+                           '<a href="http://example.travel/" title="http://example.travel/" rel="nofollow external">example.travel</a>'),
                      array('example.com.',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>.'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>.'),
                      array('example.com?',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>?'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>?'),
                      array('example.com!',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>!'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>!'),
                      array('example.com,',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>,'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>,'),
                      array('example.com;',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>;'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>;'),
                      array('example.com:',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>:'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>:'),
                      array('\'example.com\'',
-                           '\'<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>\''),
+                           '\'<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>\''),
                      array('"example.com"',
-                           '&quot;<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>&quot;'),
+                           '&quot;<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>&quot;'),
                      array('example.com',
-                           '<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>'),
+                           '<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>'),
                      array('(example.com)',
-                           '(<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>)'),
+                           '(<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>)'),
                      array('[example.com]',
-                           '[<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>]'),
+                           '[<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>]'),
                      array('<example.com>',
-                           '&lt;<a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>&gt;'),
+                           '&lt;<a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>&gt;'),
                      array('Hey, check out my cool site example.com okay?',
-                           'Hey, check out my cool site <a href="http://example.com/" title="http://example.com/" rel="external">example.com</a> okay?'),
+                           'Hey, check out my cool site <a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a> okay?'),
                      array('Hey, check out my cool site example.com.I made it.',
-                           'Hey, check out my cool site <a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>.I made it.'),
+                           'Hey, check out my cool site <a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>.I made it.'),
                      array('Hey, check out my cool site example.com.Funny thing...',
-                           'Hey, check out my cool site <a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>.Funny thing...'),
+                           'Hey, check out my cool site <a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>.Funny thing...'),
                      array('Hey, check out my cool site example.com.You will love it.',
-                           'Hey, check out my cool site <a href="http://example.com/" title="http://example.com/" rel="external">example.com</a>.You will love it.'),
+                           'Hey, check out my cool site <a href="http://example.com/" title="http://example.com/" rel="nofollow external">example.com</a>.You will love it.'),
                      array('What about parens (e.g. example.com/path/foo/(bar))?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="external">example.com/path/foo/(bar)</a>)?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="nofollow external">example.com/path/foo/(bar)</a>)?'),
                      array('What about parens (e.g. example.com/path/foo/(bar)?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="external">example.com/path/foo/(bar)</a>?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="nofollow external">example.com/path/foo/(bar)</a>?'),
                      array('What about parens (e.g. example.com/path/foo/(bar).)?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="external">example.com/path/foo/(bar)</a>.)?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" title="http://example.com/path/foo/(bar)" rel="nofollow external">example.com/path/foo/(bar)</a>.)?'),
                      array('What about parens (e.g. example.com/path/(foo,bar)?',
-                           'What about parens (e.g. <a href="http://example.com/path/(foo,bar)" title="http://example.com/path/(foo,bar)" rel="external">example.com/path/(foo,bar)</a>?'),
+                           'What about parens (e.g. <a href="http://example.com/path/(foo,bar)" title="http://example.com/path/(foo,bar)" rel="nofollow external">example.com/path/(foo,bar)</a>?'),
                      array('file.ext',
                            'file.ext'),
                      array('file.html',