Merge branch '1.0.x' into schema-x

18 files changed, 492 insertions, 198 deletions

diff --git a/README b/README
index 0ee83a9ee..d69ec8fdd 100644
--- a/README
+++ b/README
@@ -683,8 +683,9 @@ instructions; read to the end first before trying them.
 6. Move your StatusNet directory to a backup spot, like "statusnet.bak".
 7. Unpack your StatusNet 0.9.5 tarball and move it to "statusnet" or
    wherever your code used to be.
-8. Copy the config.php file and avatar directory from your old
-   directory to your new directory.
+8. Copy the config.php file and the contents of the avatar/, background/,
+   file/, and local/ subdirectories from your old directory to your new
+   directory.
 9. Copy htaccess.sample to .htaccess in the new directory. Change the
    RewriteBase to use the correct path.
 10. Rebuild the database. (You can safely skip this step and go to #12
@@ -1499,6 +1500,33 @@ disallow: Array of (virtual) directories to disallow. Default is 'main',
     'search', 'message', 'settings', 'admin'. Ignored when site
     is private, in which case the entire site ('/') is disallowed.
 
+api
+---
+
+Options for the Twitter-like API.
+
+realm: HTTP Basic Auth realm (see http://tools.ietf.org/html/rfc2617
+    for details). Some third-party tools like ping.fm want this to be
+    'Identi.ca API', so set it to that if you want to. default = null,
+    meaning 'something based on the site name'.
+
+nofollow
+--------
+
+We optionally put 'rel="nofollow"' on some links in some pages. The
+following configuration settings let you fine-tune how or when things
+are nofollowed. See http://en.wikipedia.org/wiki/Nofollow for more
+information on what 'nofollow' means.
+
+subscribers: whether to nofollow links to subscribers on the profile
+    and personal pages. Default is true.
+members: links to members on the group page. Default true.
+peopletag: links to people listed in the peopletag page. Default true.
+external: external links in notices. One of three values: 'sometimes',
+    'always', 'never'. If 'sometimes', then external links are not
+    nofollowed on profile, notice, and favorites page. Default is
+    'sometimes'.
+
 url
 ---
 
diff --git a/actions/apidirectmessage.php b/actions/apidirectmessage.php
index e7ea38dfa..4e2ec5eb0 100644
--- a/actions/apidirectmessage.php
+++ b/actions/apidirectmessage.php
@@ -74,6 +74,7 @@ class ApiDirectMessageAction extends ApiAuthAction
         $this->user = $this->auth_user;
 
         if (empty($this->user)) {
+            // TRANS: Client error given when a user was not found (404).
             $this->clientError(_('No such user.'), 404, $this->format);
             return;
         }
@@ -86,10 +87,12 @@ class ApiDirectMessageAction extends ApiAuthAction
             // Action was called by /api/direct_messages/sent.format
 
             $this->title = sprintf(
+                // TRANS: %s is a user nickname.
                 _("Direct messages from %s"),
                 $this->user->nickname
             );
             $this->subtitle = sprintf(
+                // TRANS: %s is a user nickname.
                 _("All the direct messages sent from %s"),
                 $this->user->nickname
             );
@@ -98,10 +101,12 @@ class ApiDirectMessageAction extends ApiAuthAction
             $this->id = "tag:$taguribase:SentDirectMessages:" . $this->user->id;
         } else {
             $this->title = sprintf(
+                // TRANS: %s is a user nickname.
                 _("Direct messages to %s"),
                 $this->user->nickname
             );
             $this->subtitle = sprintf(
+                // TRANS: %s is a user nickname.
                 _("All the direct messages sent to %s"),
                 $this->user->nickname
             );
@@ -153,6 +158,7 @@ class ApiDirectMessageAction extends ApiAuthAction
             $this->showJsonDirectMessages();
             break;
         default:
+            // TRANS: Client error given when an API method was not found (404).
             $this->clientError(_('API method not found.'), $code = 404);
             break;
         }
diff --git a/actions/apidirectmessagenew.php b/actions/apidirectmessagenew.php
index 44e205ebb..c126cd312 100644
--- a/actions/apidirectmessagenew.php
+++ b/actions/apidirectmessagenew.php
@@ -49,7 +49,6 @@ require_once INSTALLDIR . '/lib/apiauth.php';
  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  * @link     http://status.net/
  */
-
 class ApiDirectMessageNewAction extends ApiAuthAction
 {
     var $other   = null;
@@ -63,7 +62,6 @@ class ApiDirectMessageNewAction extends ApiAuthAction
      * @return boolean success flag
      *
      */
-
     function prepare($args)
     {
         parent::prepare($args);
@@ -99,7 +97,6 @@ class ApiDirectMessageNewAction extends ApiAuthAction
      *
      * @return void
      */
-
     function handle($args)
     {
         parent::handle($args);
@@ -116,6 +113,7 @@ class ApiDirectMessageNewAction extends ApiAuthAction
 
         if (empty($this->content)) {
             $this->clientError(
+                // TRANS: Client error (406).
                 _('No message text!'),
                 406,
                 $this->format
@@ -123,9 +121,10 @@ class ApiDirectMessageNewAction extends ApiAuthAction
         } else {
             $content_shortened = common_shorten_links($this->content);
             if (Message::contentTooLong($content_shortened)) {
+                // TRANS: Client error displayed when message content is too long.
+                // TRANS: %d is the maximum number of characters for a message.
                 $this->clientError(
-                    sprintf(
-                        _('That\'s too long. Max message size is %d chars.'),
+                    sprintf(_m('That\'s too long. Maximum message size is %d character.', 'That\'s too long. Maximum message size is %d characters.', Message::maxContent()),
                         Message::maxContent()
                     ),
                     406,
@@ -136,10 +135,12 @@ class ApiDirectMessageNewAction extends ApiAuthAction
         }
 
         if (empty($this->other)) {
+            // TRANS: Client error displayed if a recipient user could not be found (403).
             $this->clientError(_('Recipient user not found.'), 403, $this->format);
             return;
         } else if (!$this->user->mutuallySubscribed($this->other)) {
             $this->clientError(
+                // TRANS: Client error displayed trying to direct message another user who's not a friend (403).
                 _('Can\'t send direct messages to users who aren\'t your friend.'),
                 403,
                 $this->format
@@ -149,10 +150,9 @@ class ApiDirectMessageNewAction extends ApiAuthAction
 
             // Note: sending msgs to yourself is allowed by Twitter
 
-            $errmsg = 'Don\'t send a message to yourself; ' .
-                   'just say it to yourself quietly instead.';
-
-            $this->clientError(_($errmsg), 403, $this->format);
+            // TRANS: Client error displayed trying to direct message self (403).
+            $this->clientError(_('Do not send a message to yourself; ' .
+                   'just say it to yourself quietly instead.'), 403, $this->format);
             return;
         }
 
@@ -176,6 +176,4 @@ class ApiDirectMessageNewAction extends ApiAuthAction
             $this->showSingleJsondirectMessage($message);
         }
     }
-
 }
-
diff --git a/actions/pathsadminpanel.php b/actions/pathsadminpanel.php
index 0c83aa29e..e073b0a2a 100644
--- a/actions/pathsadminpanel.php
+++ b/actions/pathsadminpanel.php
@@ -92,16 +92,17 @@ class PathsadminpanelAction extends AdminPanelAction
     function saveSettings()
     {
         static $settings = array(
-            'site' => array('path', 'locale_path', 'ssl', 'sslserver'),
-            'theme' => array('server', 'dir', 'path'),
-            'avatar' => array('server', 'dir', 'path'),
-            'background' => array('server', 'dir', 'path')
-        );
+                                 'site' => array('path', 'locale_path', 'ssl', 'sslserver'),
+                                 'theme' => array('server', 'dir', 'path', 'sslserver', 'sslpath'),
+                                 'avatar' => array('server', 'dir', 'path'),
+                                 'background' => array('server', 'dir', 'path', 'sslserver', 'sslpath'),
+                                 'attachments' => array('server', 'dir', 'path', 'sslserver', 'sslpath')
+                                 );
 
-	// XXX: If we're only going to have one boolean on thi page we
-	// can remove some of the boolean processing code --Z
+        // XXX: If we're only going to have one boolean on thi page we
+        // can remove some of the boolean processing code --Z
 
-	static $booleans = array('site' => array('fancy'));
+        static $booleans = array('site' => array('fancy'));
 
         $values = array();
 
@@ -131,13 +132,13 @@ class PathsadminpanelAction extends AdminPanelAction
             }
         }
 
-	foreach ($booleans as $section => $parts) {
-	    foreach ($parts as $setting) {
+        foreach ($booleans as $section => $parts) {
+            foreach ($parts as $setting) {
                 Config::save($section, $setting, $values[$section][$setting]);
             }
-	}
+        }
 
-	$config->query('COMMIT');
+        $config->query('COMMIT');
 
         return;
     }
@@ -230,11 +231,11 @@ class PathsAdminPanelForm extends AdminForm
 
     function formData()
     {
-	$this->out->elementStart('fieldset', array('id' => 'settings_paths_locale'));
+        $this->out->elementStart('fieldset', array('id' => 'settings_paths_locale'));
         $this->out->element('legend', null, _('Site'), 'site');
         $this->out->elementStart('ul', 'form_data');
 
-	$this->li();
+        $this->li();
         $this->input('server', _('Server'), _('Site\'s server hostname.'));
         $this->unli();
 
@@ -243,14 +244,14 @@ class PathsAdminPanelForm extends AdminForm
         $this->unli();
 
         $this->li();
-        $this->input('locale_path', _('Path to locales'), _('Directory path to locales'), 'site');
+        $this->input('locale_path', _('Locale Directory'), _('Directory path to locales'), 'site');
         $this->unli();
 
-	$this->li();
+        $this->li();
         $this->out->checkbox('fancy', _('Fancy URLs'),
                              (bool) $this->value('fancy'),
                              _('Use fancy (more readable and memorable) URLs?'));
-	$this->unli();
+        $this->unli();
 
         $this->out->elementEnd('ul');
         $this->out->elementEnd('fieldset');
@@ -261,15 +262,23 @@ class PathsAdminPanelForm extends AdminForm
         $this->out->elementStart('ul', 'form_data');
 
         $this->li();
-        $this->input('server', _('Theme server'), 'Server for themes', 'theme');
+        $this->input('server', _('Server'), _('Server for themes'), 'theme');
+        $this->unli();
+
+        $this->li();
+        $this->input('path', _('Path'), _('Web path to themes'), 'theme');
+        $this->unli();
+
+        $this->li();
+        $this->input('sslserver', _('SSL server'), _('SSL server for themes (default: SSL server)'), 'theme');
         $this->unli();
 
         $this->li();
-        $this->input('path', _('Theme path'), 'Web path to themes', 'theme');
+        $this->input('sslpath', _('SSL path'), _('SSL path to themes (default: /theme/)'), 'theme');
         $this->unli();
 
         $this->li();
-        $this->input('dir', _('Theme directory'), 'Directory where themes are located', 'theme');
+        $this->input('dir', _('Directory'), _('Directory where themes are located'), 'theme');
         $this->unli();
 
         $this->out->elementEnd('ul');
@@ -297,20 +306,57 @@ class PathsAdminPanelForm extends AdminForm
         $this->out->elementEnd('fieldset');
 
         $this->out->elementStart('fieldset', array('id' =>
-            'settings_design_background-paths'));
+                                                   'settings_design_background-paths'));
         $this->out->element('legend', null, _('Backgrounds'));
         $this->out->elementStart('ul', 'form_data');
 
         $this->li();
-        $this->input('server', _('Background server'), 'Server for backgrounds', 'background');
+        $this->input('server', _('Server'), 'Server for backgrounds', 'background');
+        $this->unli();
+
+        $this->li();
+        $this->input('path', _('Path'), 'Web path to backgrounds', 'background');
         $this->unli();
 
         $this->li();
-        $this->input('path', _('Background path'), 'Web path to backgrounds', 'background');
+        $this->input('sslserver', _('SSL server'), 'Server for backgrounds on SSL pages', 'background');
         $this->unli();
 
         $this->li();
-        $this->input('dir', _('Background directory'), 'Directory where backgrounds are located', 'background');
+        $this->input('sslpath', _('SSL path'), 'Web path to backgrounds on SSL pages', 'background');
+        $this->unli();
+
+        $this->li();
+        $this->input('dir', _('Directory'), 'Directory where backgrounds are located', 'background');
+        $this->unli();
+
+        $this->out->elementEnd('ul');
+        $this->out->elementEnd('fieldset');
+
+        $this->out->elementStart('fieldset', array('id' =>
+                                                   'settings_design_attachments-paths'));
+
+        $this->out->element('legend', null, _('Attachments'));
+        $this->out->elementStart('ul', 'form_data');
+
+        $this->li();
+        $this->input('server', _('Server'), 'Server for attachments', 'attachments');
+        $this->unli();
+
+        $this->li();
+        $this->input('path', _('Path'), 'Web path to attachments', 'attachments');
+        $this->unli();
+
+        $this->li();
+        $this->input('sslserver', _('SSL server'), 'Server for attachments on SSL pages', 'attachments');
+        $this->unli();
+
+        $this->li();
+        $this->input('sslpath', _('SSL path'), 'Web path to attachments on SSL pages', 'attachments');
+        $this->unli();
+
+        $this->li();
+        $this->input('dir', _('Directory'), 'Directory where attachments are located', 'attachments');
         $this->unli();
 
         $this->out->elementEnd('ul');
@@ -320,12 +366,11 @@ class PathsAdminPanelForm extends AdminForm
         $this->out->element('legend', null, _('SSL'));
         $this->out->elementStart('ul', 'form_data');
         $this->li();
+
         $ssl = array('never' => _('Never'),
                      'sometimes' => _('Sometimes'),
                      'always' => _('Always'));
 
-        common_debug("site ssl = " . $this->value('site', 'ssl'));
-
         $this->out->dropdown('site-ssl', _('Use SSL'),
                              $ssl, _('When to use SSL'),
                              false, $this->value('ssl', 'site'));
@@ -349,7 +394,7 @@ class PathsAdminPanelForm extends AdminForm
     function formActions()
     {
         $this->out->submit('save', _('Save'), 'submit',
-                'save', _('Save paths'));
+                           'save', _('Save paths'));
     }
 
     /**
@@ -370,5 +415,4 @@ class PathsAdminPanelForm extends AdminForm
     {
         $this->out->input("$section-$setting", $title, $this->value($setting, $section), $instructions);
     }
-
 }
diff --git a/actions/showfavorites.php b/actions/showfavorites.php
index d8042e91c..77b73711d 100644
--- a/actions/showfavorites.php
+++ b/actions/showfavorites.php
@@ -227,7 +227,7 @@ class ShowfavoritesAction extends OwnerDesignAction
 
     function showContent()
     {
-        $nl = new NoticeList($this->notice, $this);
+        $nl = new FavoritesNoticeList($this->notice, $this);
 
         $cnt = $nl->show();
         if (0 == $cnt) {
@@ -244,3 +244,15 @@ class ShowfavoritesAction extends OwnerDesignAction
     }
 }
 
+class FavoritesNoticeList extends NoticeList
+{
+    function newListItem($notice)
+    {
+        return new FavoritesNoticeListItem($notice, $this->out);
+    }
+}
+
+// All handled by superclass
+class FavoritesNoticeListItem extends DoFollowListItem
+{
+}
diff --git a/actions/shownotice.php b/actions/shownotice.php
index 93d056aca..5b3ec93de 100644
--- a/actions/shownotice.php
+++ b/actions/shownotice.php
@@ -305,7 +305,7 @@ class ShownoticeAction extends OwnerDesignAction
     }
 }
 
-class SingleNoticeItem extends NoticeListItem
+class SingleNoticeItem extends DoFollowListItem
 {
     /**
      * recipe function for displaying a single notice.
diff --git a/actions/showstream.php b/actions/showstream.php
index b2082eb4b..8178dafb1 100644
--- a/actions/showstream.php
+++ b/actions/showstream.php
@@ -269,7 +269,7 @@ class ProfileNoticeList extends NoticeList
     }
 }
 
-class ProfileNoticeListItem extends NoticeListItem
+class ProfileNoticeListItem extends DoFollowListItem
 {
     function showAuthor()
     {
diff --git a/install.php b/install.php
index 158d51fa3..9b0d19882 100644
--- a/install.php
+++ b/install.php
@@ -45,13 +45,61 @@ require INSTALLDIR . '/lib/installer.php';
  * Helper class for building form
  */
 class Posted {
+    /**
+     * HTML-friendly escaped string for the POST param of given name, or empty.
+     * @param string $name
+     * @return string
+     */
     function value($name)
     {
+        return htmlspecialchars($this->string($name));
+    }
+
+    /**
+     * The given POST parameter value, forced to a string.
+     * Missing value will give ''.
+     *
+     * @param string $name
+     * @return string
+     */
+    function string($name)
+    {
+        return strval($this->raw($name));
+    }
+
+    /**
+     * The given POST parameter value, in its original form.
+     * Magic quotes are stripped, if provided.
+     * Missing value will give null.
+     *
+     * @param string $name
+     * @return mixed
+     */
+    function raw($name)
+    {
         if (isset($_POST[$name])) {
-            return htmlspecialchars(strval($_POST[$name]));
+            return $this->dequote($_POST[$name]);
         } else {
-            return '';
+            return null;
+        }
+    }
+
+    /**
+     * If necessary, strip magic quotes from the given value.
+     *
+     * @param mixed $val
+     * @return mixed
+     */
+    function dequote($val)
+    {
+        if (get_magic_quotes_gpc()) {
+            if (is_string($val)) {
+                return stripslashes($val);
+            } else if (is_array($val)) {
+                return array_map(array($this, 'dequote'), $val);
+            }
         }
+        return $val;
     }
 }
 
@@ -107,11 +155,7 @@ class WebInstaller extends Installer
         global $dbModules;
         $post = new Posted();
         $dbRadios = '';
-        if (isset($_POST['dbtype'])) {
-            $dbtype = $_POST['dbtype'];
-        } else {
-            $dbtype = null;
-        }
+        $dbtype = $post->raw('dbtype');
         foreach (self::$dbModules as $type => $info) {
             if ($this->checkExtension($info['check_module'])) {
                 if ($dbtype == null || $dbtype == $type) {
@@ -245,19 +289,20 @@ STR;
      */
     function prepare()
     {
-        $this->host     = $_POST['host'];
-        $this->dbtype   = $_POST['dbtype'];
-        $this->database = $_POST['database'];
-        $this->username = $_POST['dbusername'];
-        $this->password = $_POST['dbpassword'];
-        $this->sitename = $_POST['sitename'];
-        $this->fancy    = !empty($_POST['fancy']);
+        $post = new Posted();
+        $this->host     = $post->string('host');
+        $this->dbtype   = $post->string('dbtype');
+        $this->database = $post->string('database');
+        $this->username = $post->string('dbusername');
+        $this->password = $post->string('dbpassword');
+        $this->sitename = $post->string('sitename');
+        $this->fancy    = (bool)$post->string('fancy');
 
-        $this->adminNick    = strtolower($_POST['admin_nickname']);
-        $this->adminPass    = $_POST['admin_password'];
-        $adminPass2         = $_POST['admin_password2'];
-        $this->adminEmail   = $_POST['admin_email'];
-        $this->adminUpdates = $_POST['admin_updates'];
+        $this->adminNick    = strtolower($post->string('admin_nickname'));
+        $this->adminPass    = $post->string('admin_password');
+        $adminPass2         = $post->string('admin_password2');
+        $this->adminEmail   = $post->string('admin_email');
+        $this->adminUpdates = $post->string('admin_updates');
 
         $this->server = $_SERVER['HTTP_HOST'];
         $this->path = substr(dirname($_SERVER['PHP_SELF']), 1);
diff --git a/lib/default.php b/lib/default.php
index 279a7a3d1..a1dac7b5e 100644
--- a/lib/default.php
+++ b/lib/default.php
@@ -319,7 +319,8 @@ $default =
         'nofollow' =>
         array('subscribers' => true,
               'members' => true,
-              'peopletag' => true),
+              'peopletag' => true,
+              'external' => 'sometimes'), // Options: 'sometimes', 'never', default = 'sometimes'
         'url' =>
         array('shortener' => 'ur1.ca',
               'maxlength' => 25,
diff --git a/lib/dofollowlistitem.php b/lib/dofollowlistitem.php
new file mode 100644
index 000000000..80e2d0b0a
--- /dev/null
+++ b/lib/dofollowlistitem.php
@@ -0,0 +1,88 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * widget for displaying a list of notices
+ *
+ * PHP version 5
+ *
+ * LICENCE: This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category  UI
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2010 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
+ * @link      http://status.net/
+ */
+
+if (!defined('STATUSNET')) {
+    exit(1);
+}
+
+require_once INSTALLDIR.'/lib/noticelist.php';
+
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Widget superclass for notice list items that remove rel=nofollow
+ *
+ * When nofollow|external = 'sometimes', notices get rendered and saved
+ * with rel=nofollow for external links. We want to remove that relationship
+ * on some pages (profile, single notice, faves). This superclass for
+ * some noticelistitems will strip that bit of code out when showing
+ * notice content
+ *
+ * @category  UI
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2010 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
+ * @link      http://status.net/
+ */
+
+class DoFollowListItem extends NoticeListItem
+{
+    /**
+     * show the content of the notice
+     *
+     * Trims out the rel=nofollow for external links
+     * if nofollow|external = 'sometimes'
+     *
+     * @return void
+     */
+
+    function showContent()
+    {
+        // FIXME: URL, image, video, audio
+        $this->out->elementStart('p', array('class' => 'entry-content'));
+
+        if (!empty($this->notice->rendered)) {
+            $html = $this->notice->rendered;
+        } else {
+            $html = common_render_content($this->notice->content, $this->notice);
+        }
+
+        if (common_config('nofollow', 'external') == 'sometimes') {
+            // remove the nofollow part
+            // XXX: cache the results here
+
+            $html = preg_replace('/rel="(.*)nofollow ?/', 'rel="\1', $html);
+        }
+
+        $this->out->raw($html);
+
+        $this->out->elementEnd('p');
+    }
+}
\ No newline at end of file
diff --git a/lib/installer.php b/lib/installer.php
index a5588fbed..441f72660 100644
--- a/lib/installer.php
+++ b/lib/installer.php
@@ -356,6 +356,30 @@ abstract class Installer
     }
 
     /**
+     * Return a parseable PHP literal for the given value.
+     * This will include quotes for strings, etc.
+     *
+     * @param mixed $val
+     * @return string
+     */
+    function phpVal($val)
+    {
+        return var_export($val, true);
+    }
+
+    /**
+     * Return an array of parseable PHP literal for the given values.
+     * These will include quotes for strings, etc.
+     *
+     * @param mixed $val
+     * @return array
+     */
+    function phpVals($map)
+    {
+        return array_map(array($this, 'phpVal'), $map);
+    }
+
+    /**
      * Write a stock configuration file.
      *
      * @return boolean success
@@ -364,24 +388,32 @@ abstract class Installer
      */
     function writeConf()
     {
+        $vals = $this->phpVals(array(
+            'sitename' => $this->sitename,
+            'server' => $this->server,
+            'path' => $this->path,
+            'db_database' => $this->db['database'],
+            'db_type' => $this->db['type'],
+        ));
+
         // assemble configuration file in a string
         $cfg =  "<?php\n".
                 "if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }\n\n".
 
                 // site name
-                "\$config['site']['name'] = '{$this->sitename}';\n\n".
+                "\$config['site']['name'] = {$vals['sitename']};\n\n".
 
                 // site location
-                "\$config['site']['server'] = '{$this->server}';\n".
-                "\$config['site']['path'] = '{$this->path}'; \n\n".
+                "\$config['site']['server'] = {$vals['server']};\n".
+                "\$config['site']['path'] = {$vals['path']}; \n\n".
 
                 // checks if fancy URLs are enabled
                 ($this->fancy ? "\$config['site']['fancy'] = true;\n\n":'').
 
                 // database
-                "\$config['db']['database'] = '{$this->db['database']}';\n\n".
+                "\$config['db']['database'] = {$vals['db_database']};\n\n".
                 ($this->db['type'] == 'pgsql' ? "\$config['db']['quote_identifiers'] = true;\n\n":'').
-                "\$config['db']['type'] = '{$this->db['type']}';\n\n";
+                "\$config['db']['type'] = {$vals['db_type']};\n\n";
 
         // Normalize line endings for Windows servers
         $cfg = str_replace("\n", PHP_EOL, $cfg);
diff --git a/lib/util.php b/lib/util.php
index 85d7c72f4..1d7cffe41 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -875,7 +875,8 @@ function common_linkify($url) {
             $longurl = $url;
         }
     }
-    $attrs = array('href' => $canon, 'title' => $longurl, 'rel' => 'external');
+
+    $attrs = array('href' => $canon, 'title' => $longurl);
 
     $is_attachment = false;
     $attachment_id = null;
@@ -911,6 +912,16 @@ function common_linkify($url) {
         $attrs['id'] = "attachment-{$attachment_id}";
     }
 
+    // Whether to nofollow
+
+    $nf = common_config('nofollow', 'external');
+
+    if ($nf == 'never') {
+        $attrs['rel'] = 'external';
+    } else {
+        $attrs['rel'] = 'nofollow external';
+    }
+
     return XMLStringer::estring('a', $attrs, $url);
 }
 
diff --git a/plugins/DirectionDetector/DirectionDetectorPlugin.php b/plugins/DirectionDetector/DirectionDetectorPlugin.php
index 1473c386f..4a38f390f 100644
--- a/plugins/DirectionDetector/DirectionDetectorPlugin.php
+++ b/plugins/DirectionDetector/DirectionDetectorPlugin.php
@@ -81,6 +81,9 @@ class DirectionDetectorPlugin extends Plugin {
      * @return boolean
      */
     public static function startsWithRTLCharacter($str){
+        if (strlen($str) < 1) {
+            return false;
+        }
         if( is_array($cc = self::utf8ToUnicode(mb_substr($str, 0, 1, 'utf-8'))) )
             $cc = $cc[0];
         else
diff --git a/plugins/OStatus/tests/FeedDiscoveryTest.php b/plugins/OStatus/tests/FeedDiscoveryTest.php
index 3be4bf736..ef17efe7c 100644
--- a/plugins/OStatus/tests/FeedDiscoveryTest.php
+++ b/plugins/OStatus/tests/FeedDiscoveryTest.php
@@ -75,9 +75,10 @@ END;
                            '<body><pre><LINK rel=alternate hRef=http://example.com/feed/rss type=application/rss+xml><fnork',
                            'http://example.com/feed/rss'),
                      // 'rel' attribute must be lowercase, alone per http://www.rssboard.org/rss-autodiscovery
+                     // but we're going to be liberal in what we receive.
                      array('http://example.com/tagsoup2',
                            '<body><pre><LINK rel=" feeders    alternate 467" hRef=http://example.com/feed/rss type=application/rss+xml><fnork',
-                           false),
+                           'http://example.com/feed/rss'),
                      array('http://example.com/tagsoup3',
                            '<body><pre><LINK rel=ALTERNATE hRef=http://example.com/feed/rss type=application/rss+xml><fnork',
                            false),
@@ -87,18 +88,20 @@ END;
                      array('http://example.com/relative/link2',
                            '<html><link rel="alternate" href="../feed/rss" type="application/rss+xml">',
                            'http://example.com/feed/rss'),
+                     // This one can't resolve correctly; relative link is bogus.
                      array('http://example.com/relative/link3',
                            '<html><link rel="alternate" href="http:/feed/rss" type="application/rss+xml">',
-                           'http://example.com/feed/rss'),
+                           'http:/feed/rss'),
                      array('http://example.com/base/link1',
                            '<html><link rel="alternate" href="/feed/rss" type="application/rss+xml"><base href="http://target.example.com/">',
                            'http://target.example.com/feed/rss'),
                      array('http://example.com/base/link2',
                            '<html><link rel="alternate" href="feed/rss" type="application/rss+xml"><base href="http://target.example.com/">',
                            'http://target.example.com/feed/rss'),
+                     // This one can't resolve; relative link is bogus.
                      array('http://example.com/base/link3',
                            '<html><link rel="alternate" href="http:/feed/rss" type="application/rss+xml"><base href="http://target.example.com/">',
-                           'http://target.example.com/feed/rss'),
+                           'http:/feed/rss'),
                      // Trick question! There's a <base> but no href on it
                      array('http://example.com/relative/fauxbase',
                            '<html><link rel="alternate" href="../feed/rss" type="application/rss+xml"><base target="top">',
diff --git a/plugins/OStatus/tests/remote-tests.php b/plugins/OStatus/tests/remote-tests.php
index 64c60a8a4..7888ec7c5 100644
--- a/plugins/OStatus/tests/remote-tests.php
+++ b/plugins/OStatus/tests/remote-tests.php
@@ -4,7 +4,7 @@ if (php_sapi_name() != 'cli') {
     die('not for web');
 }
 
-define('TIMEOUT', 60); // ssslllloowwwww salmon if queues are off
+define('HTTP_TIMEOUT', 60); // ssslllloowwwww salmon if queues are off
 
 define('INSTALLDIR', dirname(dirname(dirname(dirname(__FILE__)))));
 set_include_path(INSTALLDIR . '/extlib' . PATH_SEPARATOR . get_include_path());
@@ -63,14 +63,15 @@ class OStatusTester extends TestBase
     /**
      * @param string $a base URL of test site A (eg http://localhost/mublog)
      * @param string $b base URL of test site B (eg http://localhost/mublog2)
+     * @param int $timeout HTTP timeout value (needs to be long if Salmon is slow)
      */
-    function __construct($a, $b) {
+    function __construct($a, $b, $timeout=60) {
         $this->a = $a;
         $this->b = $b;
 
         $base = 'test' . mt_rand(1, 1000000);
-        $this->pub = new SNTestClient($this->a, 'pub' . $base, 'pw-' . mt_rand(1, 1000000));
-        $this->sub = new SNTestClient($this->b, 'sub' . $base, 'pw-' . mt_rand(1, 1000000));
+        $this->pub = new SNTestClient($this->a, 'pub' . $base, 'pw-' . mt_rand(1, 1000000), $timeout);
+        $this->sub = new SNTestClient($this->b, 'sub' . $base, 'pw-' . mt_rand(1, 1000000), $timeout);
     }
 
     function run()
@@ -166,11 +167,12 @@ class OStatusTester extends TestBase
 
 class SNTestClient extends TestBase
 {
-    function __construct($base, $username, $password)
+    function __construct($base, $username, $password, $timeout=60)
     {
         $this->basepath = $base;
         $this->username = $username;
         $this->password = $password;
+        $this->timeout = $timeout;
 
         $this->fullname = ucfirst($username) . ' Smith';
         $this->homepage = 'http://example.org/' . $username;
@@ -190,7 +192,7 @@ class SNTestClient extends TestBase
     {
         $url = $this->basepath . '/' . $path;
 
-        $http = new HTTP_Request2($url, 'POST', array('timeout' => TIMEOUT));
+        $http = new HTTP_Request2($url, 'POST', array('timeout' => $this->timeout));
         if ($auth) {
             $http->setAuth($this->username, $this->password, HTTP_Request2::AUTH_BASIC);
         }
@@ -217,7 +219,7 @@ class SNTestClient extends TestBase
     protected function web($path, $form, $params=array())
     {
         $url = $this->basepath . '/' . $path;
-        $http = new HTTP_Request2($url, 'GET', array('timeout' => TIMEOUT));
+        $http = new HTTP_Request2($url, 'GET', array('timeout' => $this->timeout));
         $response = $http->send();
 
         $dom = $this->checkWeb($url, 'GET', $response);
@@ -534,10 +536,29 @@ class SNTestClient extends TestBase
 
 }
 
-$args = array_slice($_SERVER['argv'], 1);
+// @fixme switch to commandline.inc?
+$timeout = HTTP_TIMEOUT;
+
+$args = array();
+$options = array();
+foreach (array_slice($_SERVER['argv'], 1) as $arg) {
+    if (substr($arg, 0, 2) == '--') {
+        $bits = explode('=', substr($arg, 2), 2);
+        if (count($bits == 2)) {
+            list($key, $val) = $bits;
+            $options[$key] = $val;
+        } else {
+            list($key) = $bits;
+            $options[$key] = true;
+        }
+    } else {
+        $args[] = $arg;
+    }
+}
 if (count($args) < 2) {
     print <<<END_HELP
-remote-tests.php <url1> <url2>
+remote-tests.php [options] <url1> <url2>
+  --timeout=## change HTTP timeout from default {$timeout}s
   url1: base URL of a StatusNet instance
   url2: base URL of another StatusNet instance
 
@@ -551,6 +572,9 @@ exit(1);
 
 $a = $args[0];
 $b = $args[1];
+if (isset($options['timeout'])) {
+    $timeout = intval($options['timeout']);
+}
 
-$tester = new OStatusTester($a, $b);
+$tester = new OStatusTester($a, $b, $timeout);
 $tester->run();
diff --git a/plugins/OpenExternalLinkTarget/OpenExternalLinkTargetPlugin.php b/plugins/OpenExternalLinkTarget/OpenExternalLinkTargetPlugin.php
index 611f5e5c7..f0f6144e0 100644
--- a/plugins/OpenExternalLinkTarget/OpenExternalLinkTargetPlugin.php
+++ b/plugins/OpenExternalLinkTarget/OpenExternalLinkTargetPlugin.php
@@ -40,7 +40,6 @@ if (!defined('STATUSNET') && !defined('LACONICA')) {
  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  * @link     http://status.net/
  */
-
 class OpenExternalLinkTargetPlugin extends Plugin
 {
     function onEndShowScripts($action)
@@ -57,7 +56,7 @@ class OpenExternalLinkTargetPlugin extends Plugin
                             'author' => 'Sarven Capadisli',
                             'homepage' => 'http://status.net/wiki/Plugin:OpenExternalLinkTarget',
                             'rawdescription' =>
-                            _m('Opens external links (e.g., with rel=external) on a new window or tab.'));
+                            _m('Opens external links (i.e. with rel=external) on a new window or tab.'));
         return true;
     }
 }
diff --git a/plugins/OpenID/openidadminpanel.php b/plugins/OpenID/openidadminpanel.php
index ce4806cc8..38df183fe 100644
--- a/plugins/OpenID/openidadminpanel.php
+++ b/plugins/OpenID/openidadminpanel.php
@@ -257,7 +257,7 @@ class OpenIDAdminPanelForm extends AdminForm
         $this->out->checkbox(
             'openidonly', _m('Enable OpenID-only mode'),
             (bool) $this->value('openidonly', 'site'),
-            _m('Require all users to login via OpenID. WARNING: disables password authentication for all users!'),
+            _m('Require all users to login via OpenID. Warning: disables password authentication for all users!'),
             'true'
         );
         $this->unli();
diff --git a/tests/URLDetectionTest.php b/tests/URLDetectionTest.php
index d83f9faf5..eac7ba3f5 100644
--- 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',