diff --git a/appinfo/info.xml b/appinfo/info.xml
index 021ef38..8bf8439 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -6,7 +6,7 @@
        <licence>AGPL</licence>
        <author>Andreas Boehler &lt;andreas (at) aboehler 
 (dot) at &gt;</author>
-       <require>4.9</require>
+       <require>5.0</require>
        <shipped>false</shipped>
        <types>
        		<authentication/>
diff --git a/appinfo/version b/appinfo/version
index 39e898a..ac39a10 100644
--- a/appinfo/version
+++ b/appinfo/version
@@ -1 +1 @@
-0.7.1
+0.9.0
diff --git a/settings.php b/settings.php
index f6f1ff3..9c500ab 100644
--- a/settings.php
+++ b/settings.php
@@ -20,7 +20,7 @@
  * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
-$params = array('sql_host', 'sql_user', 'sql_database', 'sql_password', 'sql_table', 'sql_column_username', 'sql_column_password', 'sql_type', 'sql_column_active', 'strip_domain', 'default_domain', 'crypt_type');
+$params = array('sql_host', 'sql_user', 'sql_database', 'sql_password', 'sql_table', 'sql_column_username', 'sql_column_password', 'sql_type', 'sql_column_active', 'strip_domain', 'default_domain', 'crypt_type', 'sql_column_displayname');
 
 OCP\Util::addscript('user_sql', 'settings');
 OCP\User::checkAdminUser();
@@ -59,5 +59,6 @@ $tmpl->assign( 'sql_column_active', OCP\Config::getAppValue( 'user_sql', 'sql_co
 $tmpl->assign( 'strip_domain', OCP\Config::getAppValue( 'user_sql', 'strip_domain', 0));
 $tmpl->assign( 'default_domain', OCP\Config::getAppValue( 'user_sql', 'default_domain', ''));
 $tmpl->assign( 'crypt_type', OCP\Config::getAppValue( 'user_sql', 'crypt_type', 'mysql_encrypt'));
+$tmpl->assign( 'sql_column_displayname', OCP\Config::getAppValue( 'user_sql', 'sql_column_displayname', ''));
 
 return $tmpl->fetchPage();
diff --git a/templates/settings.php b/templates/settings.php
index 05529d9..b0e6790 100644
--- a/templates/settings.php
+++ b/templates/settings.php
@@ -23,6 +23,7 @@
             <p><label for="sql_table"><?php echo $l->t('Table');?></label><input type="text" id="sql_table" name="sql_table" value="<?php echo $_['sql_table']; ?>" /></p>
             <p><label for="sql_column_username"><?php echo $l->t('Username Column');?></label><input type="text" id="sql_column_username" name="sql_column_username" value="<?php echo $_['sql_column_username']; ?>" /></p>
             <p><label for="sql_column_password"><?php echo $l->t('Password Column');?></label><input type="text" id="sql_column_password" name="sql_column_password" value="<?php echo $_['sql_column_password']; ?>" /></p>
+            <p><label for="sql_column_displayname"><?php echo $l->t('Real Name Column');?></label><input type="text" id="sql_column_displayname" name="sql_column_displayname" value="<?php echo $_['sql_column_displayname']; ?>" /></p>
             <p><label for="crypt_type"><?php echo $l->t('Encryption Type');?></label>
                 <?php $crypt_types = array('md5' => 'MD5', 'md5crypt' => 'MD5 Crypt', 'cleartext' => 'Cleartext', 'mysql_encrypt' => 'mySQL ENCRYPT()', 'system' => 'System (crypt)', 'mysql_password' => 'mySQL PASSWORD()', 'joomla' => 'Joomla MD5 Encryption');?>
                 <select id="crypt_type" name="crypt_type">
diff --git a/user_sql.php b/user_sql.php
index 77cee98..6636af5 100644
--- a/user_sql.php
+++ b/user_sql.php
@@ -36,6 +36,7 @@ class OC_USER_SQL extends OC_User_Backend implements OC_User_Interface {
     protected $sql_column_username;
     protected $sql_column_password;
     protected $sql_column_active;
+    protected $sql_column_displayname;
     protected $sql_type;
     protected $db_conn;
     protected $db;
@@ -53,6 +54,7 @@ class OC_USER_SQL extends OC_User_Backend implements OC_User_Interface {
         $this->sql_table = OCP\Config::getAppValue('user_sql', 'sql_table', '');
         $this->sql_column_username = OCP\Config::getAppValue('user_sql', 'sql_column_username', '');
         $this->sql_column_password = OCP\Config::getAppValue('user_sql', 'sql_column_password', '');
+        $this->sql_column_displayname = OCP\Config::getAppValue('user_sql', 'sql_column_displayname', '');
         $this->sql_column_active = OCP\Config::getAppValue('user_sql', 'sql_column_active', '');
         $this->sql_type = OCP\Config::getAppValue('user_sql', 'sql_type', '');
         $this->default_domain = OCP\Config::getAppValue('user_sql', 'default_domain', '');
@@ -73,7 +75,11 @@ class OC_USER_SQL extends OC_User_Backend implements OC_User_Interface {
 
     public function implementsAction($actions) 
     {
-        return (bool)((OC_USER_BACKEND_CHECK_PASSWORD) & $actions);
+        return (bool)((OC_USER_BACKEND_CHECK_PASSWORD | OC_USER_BAKCNED_GET_DISPLAYNAME) & $actions);
+    }
+
+    public function hasUserListings() {
+        return true;
     }
 
     public function createUser() {
@@ -313,6 +319,65 @@ class OC_USER_SQL extends OC_User_Backend implements OC_User_Interface {
             return true;
         }
 
+    }
+
+    public function getDisplayName($uid)
+    {
+        OC_Log::write('OC_USER_SQL', "Entering getDisplayName() for UID: $uid", OC_Log::DEBUG);
+        if(!$this->db_conn)
+        {
+            return false;
+        }
+        $uid = trim($uid);
+        if($this->default_domain && (strpos($uid, '@') === false))
+        {
+            $uid .= "@".$this->default_domain;
+        }
+        $uid = strtolower($uid);
+
+        if(!$this->userExists($uid))
+        {
+            return false;
+        }
+
+        $query = "SELECT $this->sql_column_displayname FROM $this->sql_table WHERE $this->sql_column_username = :uid";
+        if($this->sql_column_active != '')
+            $query .= " AND $this->sql_column_active = 1";
+        OC_Log::write('OC_USER_SQL', "Preparing query: $query", OC_Log::DEBUG);
+        $result = $this->db->prepare($query);
+        $result->bindParam(":uid", $uid);
+        OC_Log::write('OC_USER_SQL', "Executing query...", OC_Log::DEBUG);
+        if(!$result->execute())
+        {
+            $err = $result->errorInfo();
+            OC_Log::write('OC_USER_SQL', "Query failed: ".$err[2], OC_Log::DEBUG);
+            return false;
+        }
+        OC_Log::write('OC_USER_SQL', "Fetching results...", OC_Log::DEBUG);
+        $row = $result->fetch();
+        if(!$row)
+        {
+            OC_Log::write('OC_USER_SQL', "Empty row, user has no display name or does not exist, return false", OC_Log::DEBUG);
+            return false;
+        }
+        else
+        {
+            OC_Log::write('OC_USER_SQL', "User exists, return true", OC_Log::DEBUG);
+            $displayName = utf8_encode($row[$this->sql_column_displayname]);
+            return $displayName;;
+        }
+        return false;
+    }
+
+    public function getDisplayNames($search = '', $limit = null, $offset = null)
+    {
+        $uids = $this->getUsers($search, $limit, $offset);
+        $displayNames = array();
+        foreach($uids as $uid)
+        {
+            $displayNames[$uid] = $this->getDisplayName($uid);
+        }
+        return $displayNames;
     }
        
      /**