4 files changed, 29 insertions, 25 deletions
diff --git a/phpBB/includes/functions_jabber.php b/phpBB/includes/functions_jabber.php
index e8bd3d423e..72dbbd2869 100644
--- a/phpBB/includes/functions_jabber.php
+++ b/phpBB/includes/functions_jabber.php
@@ -20,11 +20,11 @@ if (!defined('IN_PHPBB'))
 *
 * Jabber class from Flyspray project
 *
-* @version class.jabber2.php 1306 2007-06-21
+* @version class.jabber2.php 1488 2007-11-25
 * @copyright 2006 Flyspray.org
 * @author Florian Schmitz (floele)
 *
-* Modified by Acyd Burn
+* Only slightly modified by Acyd Burn
 *
 * @package phpBB3
 */
@@ -286,7 +286,7 @@ class jabber
 			$read = trim(fread($this->connection, 4096));
 			$data .= $read;
 		}
-		while (time() <= $start + $timeout && ($wait || $data == '' || $read != '' || (substr(rtrim($data), -1) != '>')));
+		while (time() <= $start + $timeout && !feof($this->connection) && ($wait || $data == '' || $read != '' || (substr(rtrim($data), -1) != '>')));
 
 		if ($data != '')
 		{
@@ -385,7 +385,6 @@ class jabber
 		{
 			case 'stream:stream':
 				// Connection initialised (or after authentication). Not much to do here...
-				$this->session['id'] = $xml['stream:stream'][0]['@']['id'];
 
 				if (isset($xml['stream:stream'][0]['#']['stream:features']))
 				{
@@ -397,6 +396,16 @@ class jabber
 					$this->features = $this->listen();
 				}
 
+				$second_time = isset($this->session['id']);
+				$this->session['id'] = $xml['stream:stream'][0]['@']['id'];
+
+				if ($second_time)
+				{
+					// If we are here for the second time after TLS, we need to continue logging in
+					$this->login();
+					return;
+				}
+
 				// go on with authentication?
 				if (isset($this->features['stream:features'][0]['#']['bind']) || !empty($this->session['tls']))
 				{
@@ -519,9 +528,10 @@ class jabber
 						'response'	=> $this->encrypt_password(array_merge($decoded, array('nc' => '00000001'))),
 						'charset'	=> 'utf-8',
 						'nc'		=> '00000001',
+						'qop'		=> 'auth',			// only auth being supported
 					);
 
-					foreach (array('nonce', 'qop', 'digest-uri', 'realm', 'cnonce') as $key)
+					foreach (array('nonce', 'digest-uri', 'realm', 'cnonce') as $key)
 					{
 						if (isset($decoded[$key]))
 						{
diff --git a/phpBB/includes/functions_user.php b/phpBB/includes/functions_user.php
index edaaee3d8f..84e75670fb 100644
--- a/phpBB/includes/functions_user.php
+++ b/phpBB/includes/functions_user.php
@@ -137,6 +137,9 @@ function user_update_name($old_name, $new_name)
 	{
 		set_config('newest_username', $new_name, true);
 	}
+
+	// Because some tables/caches use username-specific data we need to purge this here.
+	$cache->destroy('sql', MODERATOR_CACHE_TABLE);
 }
 
 /**
@@ -1422,20 +1425,6 @@ function validate_username($username, $allowed_username = false)
 		}
 	}
 
-	$sql = 'SELECT word
-		FROM ' . WORDS_TABLE;
-	$result = $db->sql_query($sql);
-
-	while ($row = $db->sql_fetchrow($result))
-	{
-		if (preg_match('#(' . str_replace('\*', '.*?', preg_quote($row['word'], '#')) . ')#i', $username))
-		{
-			$db->sql_freeresult($result);
-			return 'USERNAME_DISALLOWED';
-		}
-	}
-	$db->sql_freeresult($result);
-
 	return false;
 }
 
diff --git a/phpBB/includes/message_parser.php b/phpBB/includes/message_parser.php
index 82755b1f15..418a26776a 100644
--- a/phpBB/includes/message_parser.php
+++ b/phpBB/includes/message_parser.php
@@ -913,9 +913,14 @@ class bbcode_firstpass extends bbcode
 
 		$url = ($var1) ? $var1 : $var2;
 
-		if (!$url || ($var1 && !$var2))
+		if ($var1 && !$var2)
 		{
-			return '';
+			$var2 = $var1;
+		}
+
+		if (!$url)
+		{
+			return '[url' . (($var1) ? '=' . $var1 : '') . ']' . $var2 . '[/url]';
 		}
 
 		$valid = false;
@@ -1088,7 +1093,7 @@ class parse_message extends bbcode_firstpass
 		}
 
 		// Check for "empty" message
-		if ($mode !== 'sig' && !utf8_clean_string($this->message))
+		if ($mode !== 'sig' && utf8_clean_string($this->message) === '')
 		{
 			$this->warn_msg[] = $user->lang['TOO_FEW_CHARS'];
 			return $this->warn_msg;
diff --git a/phpBB/includes/ucp/ucp_pm_compose.php b/phpBB/includes/ucp/ucp_pm_compose.php
index 6b56b52a5d..b2e91d8dde 100644
--- a/phpBB/includes/ucp/ucp_pm_compose.php
+++ b/phpBB/includes/ucp/ucp_pm_compose.php
@@ -494,12 +494,12 @@ function compose_pm($id, $mode, $action)
 		}
 		else
 		{
-			if (!$subject || !utf8_clean_string($subject))
+			if (utf8_clean_string($subject) === '')
 			{
 				$error[] = $user->lang['EMPTY_MESSAGE_SUBJECT'];
 			}
 
-			if (!$message)
+			if (utf8_clean_string($message) === '')
 			{
 				$error[] = $user->lang['TOO_FEW_CHARS'];
 			}
@@ -600,7 +600,7 @@ function compose_pm($id, $mode, $action)
 		// Subject defined
 		if ($submit)
 		{
-			if (!$subject || !utf8_clean_string($subject))
+			if (utf8_clean_string($subject) === '')
 			{
 				$error[] = $user->lang['EMPTY_MESSAGE_SUBJECT'];
 			}