5 files changed, 66 insertions, 15 deletions
diff --git a/phpBB/includes/bbcode.php b/phpBB/includes/bbcode.php
index d77bb3c4a7..9356e3e9b4 100644
--- a/phpBB/includes/bbcode.php
+++ b/phpBB/includes/bbcode.php
@@ -584,6 +584,13 @@ class bbcode
 				$code = str_replace("\t", '&nbsp; &nbsp;', $code);
 				$code = str_replace('  ', '&nbsp; ', $code);
 				$code = str_replace('  ', ' &nbsp;', $code);
+				$code = str_replace("\n ", "\n&nbsp;", $code);
+
+				// keep space at the beginning
+				if (!empty($code) && $code[0] == ' ')
+				{
+					$code = '&nbsp;' . substr($code, 1);
+				}
 
 				// remove newline at the beginning
 				if (!empty($code) && $code[0] == "\n")
diff --git a/phpBB/includes/functions_content.php b/phpBB/includes/functions_content.php
index b7650ecd6a..b34976db2a 100644
--- a/phpBB/includes/functions_content.php
+++ b/phpBB/includes/functions_content.php
@@ -691,6 +691,9 @@ function censor_text($text)
 		return '';
 	}
 
+	// Strip control characters
+	$text = preg_replace('/[\x00-\x0f]/', '', $text);
+
 	// We moved the word censor checks in here because we call this function quite often - and then only need to do the check once
 	if (!isset($censors) || !is_array($censors))
 	{
diff --git a/phpBB/includes/functions_transfer.php b/phpBB/includes/functions_transfer.php
index 046abede8e..5ab7a87efd 100644
--- a/phpBB/includes/functions_transfer.php
+++ b/phpBB/includes/functions_transfer.php
@@ -808,23 +808,56 @@ class ftp_fsock extends transfer
 	*/
 	function _open_data_connection()
 	{
-		$this->_send_command('PASV', '', false);
-
-		if (!$ip_port = $this->_check_command(true))
+		// Try to find out whether we have a IPv4 or IPv6 (control) connection
+		if (function_exists('stream_socket_get_name'))
 		{
-			return false;
+			$socket_name = stream_socket_get_name($this->connection, true);
+			$server_ip = substr($socket_name, 0, strrpos($socket_name, ':'));
 		}
 
-		// open the connection to start sending the file
-		if (!preg_match('#[0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]+,[0-9]+#', $ip_port, $temp))
+		if (!isset($server_ip) || preg_match(get_preg_expression('ipv4'), $server_ip))
 		{
-			// bad ip and port
-			return false;
+			// Passive mode
+			$this->_send_command('PASV', '', false);
+
+			if (!$ip_port = $this->_check_command(true))
+			{
+				return false;
+			}
+
+			// open the connection to start sending the file
+			if (!preg_match('#[0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]+,[0-9]+#', $ip_port, $temp))
+			{
+				// bad ip and port
+				return false;
+			}
+
+			$temp = explode(',', $temp[0]);
+			$server_ip = $temp[0] . '.' . $temp[1] . '.' . $temp[2] . '.' . $temp[3];
+			$server_port = $temp[4] * 256 + $temp[5];
+		}
+		else
+		{
+			// Extended Passive Mode - RFC2428
+			$this->_send_command('EPSV', '', false);
+
+			if (!$epsv_response = $this->_check_command(true))
+			{
+				return false;
+			}
+
+			// Response looks like "229 Entering Extended Passive Mode (|||12345|)"
+			// where 12345 is the tcp port for the data connection
+			if (!preg_match('#\(\|\|\|([0-9]+)\|\)#', $epsv_response, $match))
+			{
+				return false;
+			}
+			$server_port = (int) $match[1];
+
+			// fsockopen expects IPv6 address in square brackets
+			$server_ip = "[$server_ip]";
 		}
 
-		$temp = explode(',', $temp[0]);
-		$server_ip = $temp[0] . '.' . $temp[1] . '.' . $temp[2] . '.' . $temp[3];
-		$server_port = $temp[4] * 256 + $temp[5];
 		$errno = 0;
 		$errstr = '';
 
diff --git a/phpBB/styles/subsilver2/template/attachment.html b/phpBB/styles/subsilver2/template/attachment.html
index b5b547b2e6..fca620b481 100644
--- a/phpBB/styles/subsilver2/template/attachment.html
+++ b/phpBB/styles/subsilver2/template/attachment.html
@@ -72,7 +72,7 @@
 				<param name="controller" value="true">
 				<param name="autoplay" value="false" />
 				<param name="type" value="video/quicktime">
-				<embed name="qtstream_{_file.ATTACH_ID}" src="{_file.U_DOWNLOAD_LINK}" pluginspage="http://www.apple.com/quicktime/download/" enablejavascript="true" controller="true" width="320" height="285" type="video/quicktime" autoplay="false"> 
+				<embed name="qtstream_{_file.ATTACH_ID}" src="{_file.U_DOWNLOAD_LINK}" pluginspage="http://www.apple.com/quicktime/download/" enablejavascript="true" controller="true" width="320" height="285" type="video/quicktime" autoplay="false"></embed>
 			</object>
 		<!-- ELSEIF _file.S_RM_FILE -->
 			<object id="rmstream_{_file.ATTACH_ID}" classid="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA" width="200" height="50">
diff --git a/phpBB/viewtopic.php b/phpBB/viewtopic.php
index f1ab30aad3..203b8586ce 100644
--- a/phpBB/viewtopic.php
+++ b/phpBB/viewtopic.php
@@ -196,7 +196,7 @@ if ($db->sql_layer === 'firebird')
 // The FROM-Order is quite important here, else t.* columns can not be correctly bound.
 if ($post_id)
 {
-	$sql_array['SELECT'] .= ', p.post_approved, p.post_time';
+	$sql_array['SELECT'] .= ', p.post_approved, p.post_time, p.post_id';
 	$sql_array['FROM'][POSTS_TABLE] = 'p';
 }
 
@@ -317,8 +317,16 @@ if ($post_id)
 		$sql = 'SELECT COUNT(p.post_id) AS prev_posts
 			FROM ' . POSTS_TABLE . " p
 			WHERE p.topic_id = {$topic_data['topic_id']}
-				" . ((!$auth->acl_get('m_approve', $forum_id)) ? 'AND p.post_approved = 1' : '') . '
-				AND ' . (($sort_dir == 'd') ? "p.post_time >= {$topic_data['post_time']}" : "p.post_time <= {$topic_data['post_time']}");
+				" . ((!$auth->acl_get('m_approve', $forum_id)) ? 'AND p.post_approved = 1' : '');
+
+		if ($sort_dir == 'd')
+		{
+			$sql .= " AND (p.post_time > {$topic_data['post_time']} OR (p.post_time = {$topic_data['post_time']} AND p.post_id >= {$topic_data['post_id']}))";
+		}
+		else
+		{
+			$sql .= " AND (p.post_time < {$topic_data['post_time']} OR (p.post_time = {$topic_data['post_time']} AND p.post_id <= {$topic_data['post_id']}))";
+		}
 
 		$result = $db->sql_query($sql);
 		$row = $db->sql_fetchrow($result);