20 files changed, 366 insertions, 73 deletions
diff --git a/phpBB/includes/acp/acp_main.php b/phpBB/includes/acp/acp_main.php
index c8df21f5a9..e529ae0e5a 100644
--- a/phpBB/includes/acp/acp_main.php
+++ b/phpBB/includes/acp/acp_main.php
@@ -398,11 +398,11 @@ class acp_main
 		// Version check
 		$user->add_lang('install');
 
-		if ($auth->acl_get('a_server') && version_compare(PHP_VERSION, '5.2.0', '<'))
+		if ($auth->acl_get('a_server') && version_compare(PHP_VERSION, '5.3.2', '<'))
 		{
 			$template->assign_vars(array(
 				'S_PHP_VERSION_OLD'	=> true,
-				'L_PHP_VERSION_OLD'	=> sprintf($user->lang['PHP_VERSION_OLD'], '<a href="http://www.phpbb.com/community/viewtopic.php?f=14&amp;t=1958605">', '</a>'),
+				'L_PHP_VERSION_OLD'	=> sprintf($user->lang['PHP_VERSION_OLD'], '<a href="http://www.phpbb.com/community/viewtopic.php?f=14&amp;t=2152375">', '</a>'),
 			));
 		}
 
diff --git a/phpBB/includes/acp/acp_profile.php b/phpBB/includes/acp/acp_profile.php
index 2e43b0545a..a591474fce 100644
--- a/phpBB/includes/acp/acp_profile.php
+++ b/phpBB/includes/acp/acp_profile.php
@@ -504,11 +504,34 @@ class acp_profile
 							}
 						}
 					}
-					/* else if ($field_type == FIELD_BOOL && $key == 'field_default_value')
+					else if ($field_type == FIELD_BOOL && $key == 'field_default_value')
 					{
-						// Get the number of options if this key is 'field_maxlen'
-						$var = request_var('field_default_value', 0);
-					}*/
+						// 'field_length' == 1 defines radio buttons. Possible values are 1 or 2 only.
+						// 'field_length' == 2 defines checkbox. Possible values are 0 or 1 only.
+						// If we switch the type on step 2, we have to adjust field value.
+						// 1 is a common value for the checkbox and radio buttons.
+
+						// Adjust unchecked checkbox value.
+						// If we return or save settings from 2nd/3rd page
+						// and the checkbox is unchecked, set the value to 0.
+						if (isset($_REQUEST['step']) && !isset($_REQUEST[$key]))
+						{
+							$var = 0;
+						}
+
+						// If we switch to the checkbox type but former radio buttons value was 2,
+						// which is not the case for the checkbox, set it to 0 (unchecked).
+						if ($cp->vars['field_length'] == 2 && $var == 2)
+						{
+							$var = 0;
+						}
+						// If we switch to the radio buttons but the former checkbox value was 0,
+						// which is not the case for the radio buttons, set it to 0.
+						else if ($cp->vars['field_length'] == 1 && $var == 0)
+						{
+							$var = 2;
+						}
+					}
 					else if ($field_type == FIELD_INT && $key == 'field_default_value')
 					{
 						// Permit an empty string
@@ -676,6 +699,10 @@ class acp_profile
 						{
 							$_new_key_ary[$key] = utf8_normalize_nfc(request_var($key, array(array('')), true));
 						}
+						else if ($field_type == FIELD_BOOL && $key == 'field_default_value')
+						{
+							$_new_key_ary[$key] =  request_var($key, $cp->vars[$key]);
+						}
 						else
 						{
 							if (!isset($_REQUEST[$key]))
diff --git a/phpBB/includes/acp/acp_ranks.php b/phpBB/includes/acp/acp_ranks.php
index dfd7511427..ea057cd84c 100644
--- a/phpBB/includes/acp/acp_ranks.php
+++ b/phpBB/includes/acp/acp_ranks.php
@@ -52,7 +52,7 @@ class acp_ranks
 				}
 				$rank_title = utf8_normalize_nfc(request_var('title', '', true));
 				$special_rank = request_var('special_rank', 0);
-				$min_posts = ($special_rank) ? 0 : request_var('min_posts', 0);
+				$min_posts = ($special_rank) ? 0 : max(0, request_var('min_posts', 0));
 				$rank_image = request_var('rank_image', '');
 
 				// The rank image has to be a jpg, gif or png
diff --git a/phpBB/includes/auth/auth_db.php b/phpBB/includes/auth/auth_db.php
index c20196d019..1c6cdf7832 100644
--- a/phpBB/includes/auth/auth_db.php
+++ b/phpBB/includes/auth/auth_db.php
@@ -163,7 +163,7 @@ function login_db($username, $password, $ip = '', $browser = '', $forwarded_for
 		$password_old_format = (!STRIP) ? addslashes($password_old_format) : $password_old_format;
 		$password_new_format = '';
 
-		set_var($password_new_format, stripslashes($password_old_format), 'string');
+		set_var($password_new_format, stripslashes($password_old_format), 'string', true);
 
 		if ($password == $password_new_format)
 		{
diff --git a/phpBB/includes/db/db_tools.php b/phpBB/includes/db/db_tools.php
index 2cba11133a..c6dd23e6bd 100644
--- a/phpBB/includes/db/db_tools.php
+++ b/phpBB/includes/db/db_tools.php
@@ -2115,7 +2115,7 @@ class phpbb_db_tools
 
 			case 'mysql_40':
 			case 'mysql_41':
-				$statements[] = 'ALTER TABLE ' . $table_name . ' ADD UNIQUE INDEX (' . implode(', ', $column) . ')';
+				$statements[] = 'ALTER TABLE ' . $table_name . ' ADD UNIQUE INDEX ' . $index_name . '(' . implode(', ', $column) . ')';
 			break;
 
 			case 'mssql':
diff --git a/phpBB/includes/db/dbal.php b/phpBB/includes/db/dbal.php
index 230c9c8ed7..5d456c2ff0 100644
--- a/phpBB/includes/db/dbal.php
+++ b/phpBB/includes/db/dbal.php
@@ -900,6 +900,41 @@ class dbal
 
 		return true;
 	}
+
+	/**
+	* Gets the estimated number of rows in a specified table.
+	*
+	* @param string $table_name		Table name
+	*
+	* @return string				Number of rows in $table_name.
+	*								Prefixed with ~ if estimated (otherwise exact).
+	*
+	* @access public
+	*/
+	function get_estimated_row_count($table_name)
+	{
+		return $this->get_row_count($table_name);
+	}
+
+	/**
+	* Gets the exact number of rows in a specified table.
+	*
+	* @param string $table_name		Table name
+	*
+	* @return string				Exact number of rows in $table_name.
+	*
+	* @access public
+	*/
+	function get_row_count($table_name)
+	{
+		$sql = 'SELECT COUNT(*) AS rows_total
+			FROM ' . $this->sql_escape($table_name);
+		$result = $this->sql_query($sql);
+		$rows_total = $this->sql_fetchfield('rows_total');
+		$this->sql_freeresult($result);
+
+		return $rows_total;
+	}
 }
 
 /**
diff --git a/phpBB/includes/db/mysql.php b/phpBB/includes/db/mysql.php
index 1e24c79577..1ccb785150 100644
--- a/phpBB/includes/db/mysql.php
+++ b/phpBB/includes/db/mysql.php
@@ -319,6 +319,76 @@ class dbal_mysql extends dbal
 	}
 
 	/**
+	* Gets the estimated number of rows in a specified table.
+	*
+	* @param string $table_name		Table name
+	*
+	* @return string				Number of rows in $table_name.
+	*								Prefixed with ~ if estimated (otherwise exact).
+	*
+	* @access public
+	*/
+	function get_estimated_row_count($table_name)
+	{
+		$table_status = $this->get_table_status($table_name);
+
+		if (isset($table_status['Engine']))
+		{
+			if ($table_status['Engine'] === 'MyISAM')
+			{
+				return $table_status['Rows'];
+			}
+			else if ($table_status['Engine'] === 'InnoDB' && $table_status['Rows'] > 100000)
+			{
+				return '~' . $table_status['Rows'];
+			}
+		}
+
+		return parent::get_row_count($table_name);
+	}
+
+	/**
+	* Gets the exact number of rows in a specified table.
+	*
+	* @param string $table_name		Table name
+	*
+	* @return string				Exact number of rows in $table_name.
+	*
+	* @access public
+	*/
+	function get_row_count($table_name)
+	{
+		$table_status = $this->get_table_status($table_name);
+
+		if (isset($table_status['Engine']) && $table_status['Engine'] === 'MyISAM')
+		{
+			return $table_status['Rows'];
+		}
+
+		return parent::get_row_count($table_name);
+	}
+
+	/**
+	* Gets some information about the specified table.
+	*
+	* @param string $table_name		Table name
+	*
+	* @return array
+	*
+	* @access protected
+	*/
+	function get_table_status($table_name)
+	{
+		$sql = "SHOW TABLE STATUS
+			LIKE '" . $this->sql_escape($table_name) . "'";
+		$result = $this->sql_query($sql);
+		$table_status = $this->sql_fetchrow($result);
+		$this->sql_freeresult($result);
+
+		return $table_status;
+	}
+
+	/**
 	* Build LIKE expression
 	* @access private
 	*/
diff --git a/phpBB/includes/db/mysqli.php b/phpBB/includes/db/mysqli.php
index 456ce906d0..a311b8cda6 100644
--- a/phpBB/includes/db/mysqli.php
+++ b/phpBB/includes/db/mysqli.php
@@ -316,6 +316,76 @@ class dbal_mysqli extends dbal
 	}
 
 	/**
+	* Gets the estimated number of rows in a specified table.
+	*
+	* @param string $table_name		Table name
+	*
+	* @return string				Number of rows in $table_name.
+	*								Prefixed with ~ if estimated (otherwise exact).
+	*
+	* @access public
+	*/
+	function get_estimated_row_count($table_name)
+	{
+		$table_status = $this->get_table_status($table_name);
+
+		if (isset($table_status['Engine']))
+		{
+			if ($table_status['Engine'] === 'MyISAM')
+			{
+				return $table_status['Rows'];
+			}
+			else if ($table_status['Engine'] === 'InnoDB' && $table_status['Rows'] > 100000)
+			{
+				return '~' . $table_status['Rows'];
+			}
+		}
+
+		return parent::get_row_count($table_name);
+	}
+
+	/**
+	* Gets the exact number of rows in a specified table.
+	*
+	* @param string $table_name		Table name
+	*
+	* @return string				Exact number of rows in $table_name.
+	*
+	* @access public
+	*/
+	function get_row_count($table_name)
+	{
+		$table_status = $this->get_table_status($table_name);
+
+		if (isset($table_status['Engine']) && $table_status['Engine'] === 'MyISAM')
+		{
+			return $table_status['Rows'];
+		}
+
+		return parent::get_row_count($table_name);
+	}
+
+	/**
+	* Gets some information about the specified table.
+	*
+	* @param string $table_name		Table name
+	*
+	* @return array
+	*
+	* @access protected
+	*/
+	function get_table_status($table_name)
+	{
+		$sql = "SHOW TABLE STATUS
+			LIKE '" . $this->sql_escape($table_name) . "'";
+		$result = $this->sql_query($sql);
+		$table_status = $this->sql_fetchrow($result);
+		$this->sql_freeresult($result);
+
+		return $table_status;
+	}
+
+	/**
 	* Build LIKE expression
 	* @access private
 	*/
diff --git a/phpBB/includes/functions.php b/phpBB/includes/functions.php
index 0320230a7d..ce80dc4a66 100644
--- a/phpBB/includes/functions.php
+++ b/phpBB/includes/functions.php
@@ -4738,6 +4738,7 @@ function page_footer($run_cron = true)
 	$template->assign_vars(array(
 		'DEBUG_OUTPUT'			=> (defined('DEBUG')) ? $debug_output : '',
 		'TRANSLATION_INFO'		=> (!empty($user->lang['TRANSLATION_INFO'])) ? $user->lang['TRANSLATION_INFO'] : '',
+		'CREDIT_LINE'			=> $user->lang('POWERED_BY', '<a href="http://www.phpbb.com/">phpBB</a>&reg; Forum Software &copy; phpBB Group'),
 
 		'U_ACP' => ($auth->acl_get('a_') && !empty($user->data['is_registered'])) ? append_sid("{$phpbb_root_path}adm/index.$phpEx", false, true, $user->session_id) : '')
 	);
diff --git a/phpBB/includes/functions_posting.php b/phpBB/includes/functions_posting.php
index 77d92e26e2..68b6199cf5 100644
--- a/phpBB/includes/functions_posting.php
+++ b/phpBB/includes/functions_posting.php
@@ -497,7 +497,14 @@ function upload_attachment($form_name, $forum_id, $local = false, $local_storage
 	{
 		if ($free_space <= $file->get('filesize'))
 		{
-			$filedata['error'][] = $user->lang['ATTACH_QUOTA_REACHED'];
+			if ($auth->acl_get('a_'))
+			{
+				$filedata['error'][] = $user->lang['ATTACH_DISK_FULL'];
+			}
+			else
+			{
+				$filedata['error'][] = $user->lang['ATTACH_QUOTA_REACHED'];
+			}
 			$filedata['post_attach'] = false;
 
 			$file->remove();
@@ -1180,36 +1187,32 @@ function user_notification($mode, $subject, $topic_title, $forum_name, $forum_id
 	$topic_title = ($topic_notification) ? $topic_title : $subject;
 	$topic_title = censor_text($topic_title);
 
-	// Get banned User ID's
-	$sql = 'SELECT ban_userid
-		FROM ' . BANLIST_TABLE . '
-		WHERE ban_userid <> 0
-			AND ban_exclude <> 1';
-	$result = $db->sql_query($sql);
-
-	$sql_ignore_users = ANONYMOUS . ', ' . $user->data['user_id'];
-	while ($row = $db->sql_fetchrow($result))
+	// Exclude guests, current user and banned users from notifications
+	if (!function_exists('phpbb_get_banned_user_ids'))
 	{
-		$sql_ignore_users .= ', ' . (int) $row['ban_userid'];
+		include($phpbb_root_path . 'includes/functions_user.' . $phpEx);
 	}
-	$db->sql_freeresult($result);
+	$sql_ignore_users = phpbb_get_banned_user_ids();
+	$sql_ignore_users[ANONYMOUS] = ANONYMOUS;
+	$sql_ignore_users[$user->data['user_id']] = $user->data['user_id'];
 
 	$notify_rows = array();
 
 	// -- get forum_userids	|| topic_userids
 	$sql = 'SELECT u.user_id, u.username, u.user_email, u.user_lang, u.user_notify_type, u.user_jabber
 		FROM ' . (($topic_notification) ? TOPICS_WATCH_TABLE : FORUMS_WATCH_TABLE) . ' w, ' . USERS_TABLE . ' u
-		WHERE w.' . (($topic_notification) ? 'topic_id' : 'forum_id') . ' = ' . (($topic_notification) ? $topic_id : $forum_id) . "
-			AND w.user_id NOT IN ($sql_ignore_users)
-			AND w.notify_status = " . NOTIFY_YES . '
+		WHERE w.' . (($topic_notification) ? 'topic_id' : 'forum_id') . ' = ' . (($topic_notification) ? $topic_id : $forum_id) . '
+			AND ' . $db->sql_in_set('w.user_id', $sql_ignore_users, true) . '
+			AND w.notify_status = ' . NOTIFY_YES . '
 			AND u.user_type IN (' . USER_NORMAL . ', ' . USER_FOUNDER . ')
 			AND u.user_id = w.user_id';
 	$result = $db->sql_query($sql);
 
 	while ($row = $db->sql_fetchrow($result))
 	{
-		$notify_rows[$row['user_id']] = array(
-			'user_id'		=> $row['user_id'],
+		$notify_user_id = (int) $row['user_id'];
+		$notify_rows[$notify_user_id] = array(
+			'user_id'		=> $notify_user_id,
 			'username'		=> $row['username'],
 			'user_email'	=> $row['user_email'],
 			'user_jabber'	=> $row['user_jabber'],
@@ -1219,30 +1222,29 @@ function user_notification($mode, $subject, $topic_title, $forum_name, $forum_id
 			'method'		=> $row['user_notify_type'],
 			'allowed'		=> false
 		);
+
+		// Add users who have been already notified to ignore list
+		$sql_ignore_users[$notify_user_id] = $notify_user_id;
 	}
 	$db->sql_freeresult($result);
 
 	// forum notification is sent to those not already receiving topic notifications
 	if ($topic_notification)
 	{
-		if (sizeof($notify_rows))
-		{
-			$sql_ignore_users .= ', ' . implode(', ', array_keys($notify_rows));
-		}
-
 		$sql = 'SELECT u.user_id, u.username, u.user_email, u.user_lang, u.user_notify_type, u.user_jabber
 			FROM ' . FORUMS_WATCH_TABLE . ' fw, ' . USERS_TABLE . " u
 			WHERE fw.forum_id = $forum_id
-				AND fw.user_id NOT IN ($sql_ignore_users)
-				AND fw.notify_status = " . NOTIFY_YES . '
+				AND " . $db->sql_in_set('fw.user_id', $sql_ignore_users, true) . '
+				AND fw.notify_status = ' . NOTIFY_YES . '
 				AND u.user_type IN (' . USER_NORMAL . ', ' . USER_FOUNDER . ')
 				AND u.user_id = fw.user_id';
 		$result = $db->sql_query($sql);
 
 		while ($row = $db->sql_fetchrow($result))
 		{
-			$notify_rows[$row['user_id']] = array(
-				'user_id'		=> $row['user_id'],
+			$notify_user_id = (int) $row['user_id'];
+			$notify_rows[$notify_user_id] = array(
+				'user_id'		=> $notify_user_id,
 				'username'		=> $row['username'],
 				'user_email'	=> $row['user_email'],
 				'user_jabber'	=> $row['user_jabber'],
@@ -1273,7 +1275,6 @@ function user_notification($mode, $subject, $topic_title, $forum_name, $forum_id
 		}
 	}
 
-
 	// Now, we have to do a little step before really sending, we need to distinguish our users a little bit. ;)
 	$msg_users = $delete_ids = $update_notification = array();
 	foreach ($notify_rows as $user_id => $row)
@@ -1286,6 +1287,20 @@ function user_notification($mode, $subject, $topic_title, $forum_name, $forum_id
 		{
 			$msg_users[] = $row;
 			$update_notification[$row['notify_type']][] = $row['user_id'];
+
+			/*
+			* We also update the forums watch table for this user when we are
+			* sending out a topic notification to prevent sending out another
+			* notification in case this user is also subscribed to the forum
+			* this topic was posted in.
+			* Since an UPDATE query is used, this has no effect on users only
+			* subscribed to the topic (i.e. no row is created) and should not
+			* be a performance issue.
+			*/
+			if ($row['notify_type'] === 'topic')
+			{
+				$update_notification['forum'][] = $row['user_id'];
+			}
 		}
 	}
 	unset($notify_rows);
diff --git a/phpBB/includes/functions_privmsgs.php b/phpBB/includes/functions_privmsgs.php
index c40ceb088f..447920cfd5 100644
--- a/phpBB/includes/functions_privmsgs.php
+++ b/phpBB/includes/functions_privmsgs.php
@@ -1622,6 +1622,7 @@ function pm_notification($mode, $author, $recipients, $subject, $message, $msg_i
 
 	$subject = censor_text($subject);
 
+	// Exclude guests, current user and banned users from notifications
 	unset($recipients[ANONYMOUS], $recipients[$user->data['user_id']]);
 
 	if (!sizeof($recipients))
@@ -1629,18 +1630,12 @@ function pm_notification($mode, $author, $recipients, $subject, $message, $msg_i
 		return;
 	}
 
-	// Get banned User ID's
-	$sql = 'SELECT ban_userid
-		FROM ' . BANLIST_TABLE . '
-		WHERE ' . $db->sql_in_set('ban_userid', array_map('intval', array_keys($recipients))) . '
-			AND ban_exclude = 0';
-	$result = $db->sql_query($sql);
-
-	while ($row = $db->sql_fetchrow($result))
+	if (!function_exists('phpbb_get_banned_user_ids'))
 	{
-		unset($recipients[$row['ban_userid']]);
+		include($phpbb_root_path . 'includes/functions_user.' . $phpEx);
 	}
-	$db->sql_freeresult($result);
+	$banned_users = phpbb_get_banned_user_ids(array_keys($recipients));
+	$recipients = array_diff(array_keys($recipients), $banned_users);
 
 	if (!sizeof($recipients))
 	{
@@ -1649,7 +1644,7 @@ function pm_notification($mode, $author, $recipients, $subject, $message, $msg_i
 
 	$sql = 'SELECT user_id, username, user_email, user_lang, user_notify_pm, user_notify_type, user_jabber
 		FROM ' . USERS_TABLE . '
-		WHERE ' . $db->sql_in_set('user_id', array_map('intval', array_keys($recipients)));
+		WHERE ' . $db->sql_in_set('user_id', $recipients);
 	$result = $db->sql_query($sql);
 
 	$msg_list_ary = array();
diff --git a/phpBB/includes/functions_profile_fields.php b/phpBB/includes/functions_profile_fields.php
index 1eae2a9ad6..16c193c15a 100644
--- a/phpBB/includes/functions_profile_fields.php
+++ b/phpBB/includes/functions_profile_fields.php
@@ -571,7 +571,12 @@ class custom_profile
 					$this->get_option_lang($field_id, $lang_id, FIELD_DROPDOWN, false);
 				}
 
-				if ($value == $ident_ary['data']['field_novalue'])
+				// If a dropdown field is required, users
+				// cannot choose the "no value" option.
+				// They must choose one of the other options.
+				// Therefore, here we treat a value equal to
+				// the "no value" as a lack of value, i.e. NULL.
+				if ($value == $ident_ary['data']['field_novalue'] && $ident_ary['data']['field_required'])
 				{
 					return NULL;
 				}
@@ -625,10 +630,10 @@ class custom_profile
 
 		$profile_row['field_ident'] = (isset($profile_row['var_name'])) ? $profile_row['var_name'] : 'pf_' . $profile_row['field_ident'];
 		$user_ident = $profile_row['field_ident'];
-		// checkbox - only testing for isset
+		// checkbox - set the value to "true" if it has been set to 1
 		if ($profile_row['field_type'] == FIELD_BOOL && $profile_row['field_length'] == 2)
 		{
-			$value = (isset($_REQUEST[$profile_row['field_ident']])) ? true : ((!isset($user->profile_fields[$user_ident]) || $preview) ? $default_value : $user->profile_fields[$user_ident]);
+			$value = (isset($_REQUEST[$profile_row['field_ident']]) && request_var($profile_row['field_ident'], $default_value) == 1) ? true : ((!isset($user->profile_fields[$user_ident]) || $preview) ? $default_value : $user->profile_fields[$user_ident]);
 		}
 		else if ($profile_row['field_type'] == FIELD_INT)
 		{
diff --git a/phpBB/includes/functions_user.php b/phpBB/includes/functions_user.php
index 6b5cca8abb..83316be2a3 100644
--- a/phpBB/includes/functions_user.php
+++ b/phpBB/includes/functions_user.php
@@ -1949,6 +1949,27 @@ function validate_jabber($jid)
 }
 
 /**
+* Verifies whether a style ID corresponds to an active style.
+*
+* @param int $style_id The style_id of a style which should be checked if activated or not.
+* @return boolean
+*/
+function phpbb_style_is_active($style_id)
+{
+	global $db;
+
+	$sql = 'SELECT style_active
+		FROM ' . STYLES_TABLE . '
+		WHERE style_id = '. (int) $style_id;
+	$result = $db->sql_query($sql);
+
+	$style_is_active = (bool) $db->sql_fetchfield('style_active');
+	$db->sql_freeresult($result);
+
+	return $style_is_active;
+}
+
+/**
 * Remove avatar
 */
 function avatar_delete($mode, $row, $clean_db = false)
@@ -3587,4 +3608,37 @@ function remove_newly_registered($user_id, $user_data = false)
 	return $user_data['group_id'];
 }
 
+/**
+* Gets user ids of currently banned registered users.
+*
+* @param array $user_ids Array of users' ids to check for banning,
+*						leave empty to get complete list of banned ids
+* @return array	Array of banned users' ids if any, empty array otherwise
+*/
+function phpbb_get_banned_user_ids($user_ids = array())
+{
+	global $db;
+
+	$sql_user_ids = (!empty($user_ids)) ? $db->sql_in_set('ban_userid', $user_ids) : 'ban_userid <> 0';
+
+	// Get banned User ID's
+	// Ignore stale bans which were not wiped yet
+	$banned_ids_list = array();
+	$sql = 'SELECT ban_userid
+		FROM ' . BANLIST_TABLE . "
+		WHERE $sql_user_ids
+			AND ban_exclude <> 1
+			AND (ban_end > " . time() . '
+				OR ban_end = 0)';
+	$result = $db->sql_query($sql);
+	while ($row = $db->sql_fetchrow($result))
+	{
+		$user_id = (int) $row['ban_userid'];
+		$banned_ids_list[$user_id] = $user_id;
+	}
+	$db->sql_freeresult($result);
+
+	return $banned_ids_list;
+}
+
 ?>
 \ No newline at end of file
diff --git a/phpBB/includes/mcp/mcp_topic.php b/phpBB/includes/mcp/mcp_topic.php
index d7cc1e795a..7d4edaf362 100644
--- a/phpBB/includes/mcp/mcp_topic.php
+++ b/phpBB/includes/mcp/mcp_topic.php
@@ -50,6 +50,16 @@ function mcp_topic_view($id, $mode, $action)
 	$submitted_id_list	= request_var('post_ids', array(0));
 	$checked_ids = $post_id_list = request_var('post_id_list', array(0));
 
+	// Resync Topic?
+	if ($action == 'resync')
+	{
+		if (!function_exists('mcp_resync_topics'))
+		{
+			include($phpbb_root_path . 'includes/mcp/mcp_forum.' . $phpEx);
+		}
+		mcp_resync_topics(array($topic_id));
+	}
+
 	// Split Topic?
 	if ($action == 'split_all' || $action == 'split_beyond')
 	{
@@ -320,6 +330,7 @@ function mcp_topic_view($id, $mode, $action)
 		'S_CAN_APPROVE'		=> ($has_unapproved_posts && $auth->acl_get('m_approve', $topic_info['forum_id'])) ? true : false,
 		'S_CAN_LOCK'		=> ($auth->acl_get('m_lock', $topic_info['forum_id'])) ? true : false,
 		'S_CAN_REPORT'		=> ($auth->acl_get('m_report', $topic_info['forum_id'])) ? true : false,
+		'S_CAN_SYNC'		=> $auth->acl_get('m_', $topic_info['forum_id']),
 		'S_REPORT_VIEW'		=> ($action == 'reports') ? true : false,
 		'S_MERGE_VIEW'		=> ($action == 'merge') ? true : false,
 		'S_SPLIT_VIEW'		=> ($action == 'split') ? true : false,
diff --git a/phpBB/includes/mcp/mcp_warn.php b/phpBB/includes/mcp/mcp_warn.php
index 63e5b19155..1016204ff8 100644
--- a/phpBB/includes/mcp/mcp_warn.php
+++ b/phpBB/includes/mcp/mcp_warn.php
@@ -308,7 +308,7 @@ class mcp_warn
 			include($phpbb_root_path . 'includes/functions_display.' . $phpEx);
 		}
 
-		$rank_title = $rank_img = '';
+		get_user_rank($user_row['user_rank'], $user_row['user_posts'], $rank_title, $rank_img, $rank_img_src);
 		$avatar_img = get_user_avatar($user_row['user_avatar'], $user_row['user_avatar_type'], $user_row['user_avatar_width'], $user_row['user_avatar_height']);
 
 		$template->assign_vars(array(
@@ -413,7 +413,7 @@ class mcp_warn
 			include($phpbb_root_path . 'includes/functions_display.' . $phpEx);
 		}
 
-		$rank_title = $rank_img = '';
+		get_user_rank($user_row['user_rank'], $user_row['user_posts'], $rank_title, $rank_img, $rank_img_src);
 		$avatar_img = get_user_avatar($user_row['user_avatar'], $user_row['user_avatar_type'], $user_row['user_avatar_width'], $user_row['user_avatar_height']);
 
 		// OK, they didn't submit a warning so lets build the page for them to do so
diff --git a/phpBB/includes/search/fulltext_mysql.php b/phpBB/includes/search/fulltext_mysql.php
index 29cdd8ee9a..779ec1d216 100644
--- a/phpBB/includes/search/fulltext_mysql.php
+++ b/phpBB/includes/search/fulltext_mysql.php
@@ -707,7 +707,7 @@ class fulltext_mysql extends search_backend
 	*/
 	function index_remove($post_ids, $author_ids, $forum_ids)
 	{
-		$this->destroy_cache(array(), $author_ids);
+		$this->destroy_cache(array(), array_unique($author_ids));
 	}
 
 	/**
@@ -896,11 +896,7 @@ class fulltext_mysql extends search_backend
 		}
 		$db->sql_freeresult($result);
 
-		$sql = 'SELECT COUNT(post_id) as total_posts
-			FROM ' . POSTS_TABLE;
-		$result = $db->sql_query($sql);
-		$this->stats['total_posts'] = (int) $db->sql_fetchfield('total_posts');
-		$db->sql_freeresult($result);
+		$this->stats['total_posts'] = empty($this->stats) ? 0 : $db->get_estimated_row_count(POSTS_TABLE);
 	}
 
 	/**
diff --git a/phpBB/includes/search/fulltext_native.php b/phpBB/includes/search/fulltext_native.php
index 727e3aaffb..dc961f3c8a 100644
--- a/phpBB/includes/search/fulltext_native.php
+++ b/phpBB/includes/search/fulltext_native.php
@@ -1334,7 +1334,7 @@ class fulltext_native extends search_backend
 			$db->sql_query($sql);
 		}
 
-		$this->destroy_cache(array_unique($word_texts), $author_ids);
+		$this->destroy_cache(array_unique($word_texts), array_unique($author_ids));
 	}
 
 	/**
@@ -1461,17 +1461,8 @@ class fulltext_native extends search_backend
 	{
 		global $db;
 
-		$sql = 'SELECT COUNT(*) as total_words
-			FROM ' . SEARCH_WORDLIST_TABLE;
-		$result = $db->sql_query($sql);
-		$this->stats['total_words'] = (int) $db->sql_fetchfield('total_words');
-		$db->sql_freeresult($result);
-
-		$sql = 'SELECT COUNT(*) as total_matches
-			FROM ' . SEARCH_WORDMATCH_TABLE;
-		$result = $db->sql_query($sql);
-		$this->stats['total_matches'] = (int) $db->sql_fetchfield('total_matches');
-		$db->sql_freeresult($result);
+		$this->stats['total_words']		= $db->get_estimated_row_count(SEARCH_WORDLIST_TABLE);
+		$this->stats['total_matches']	= $db->get_estimated_row_count(SEARCH_WORDMATCH_TABLE);
 	}
 
 	/**
diff --git a/phpBB/includes/search/search.php b/phpBB/includes/search/search.php
index 2f20d11495..df7c8a0892 100644
--- a/phpBB/includes/search/search.php
+++ b/phpBB/includes/search/search.php
@@ -295,7 +295,7 @@ class search_backend
 			$sql_where = '';
 			foreach ($authors as $author)
 			{
-				$sql_where .= (($sql_where) ? ' OR ' : '') . 'search_authors LIKE \'% ' . (int) $author . ' %\'';
+				$sql_where .= (($sql_where) ? ' OR ' : '') . 'search_authors ' . $db->sql_like_expression($db->any_char . ' ' . (int) $author . ' ' . $db->any_char);
 			}
 
 			$sql = 'SELECT search_key
diff --git a/phpBB/includes/startup.php b/phpBB/includes/startup.php
index bbe2f127f1..cf216a65db 100644
--- a/phpBB/includes/startup.php
+++ b/phpBB/includes/startup.php
@@ -19,7 +19,23 @@ if (!defined('E_DEPRECATED'))
 {
 	define('E_DEPRECATED', 8192);
 }
-error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED);
+$level = E_ALL & ~E_NOTICE & ~E_DEPRECATED;
+if (version_compare(PHP_VERSION, '5.4.0-dev', '>='))
+{
+	// PHP 5.4 adds E_STRICT to E_ALL.
+	// Our utf8 normalizer triggers E_STRICT output on PHP 5.4.
+	// Unfortunately it cannot be made E_STRICT-clean while
+	// continuing to work on PHP 4.
+	// Therefore, in phpBB 3.0.x we disable E_STRICT on PHP 5.4+,
+	// while phpBB 3.1 will fix utf8 normalizer.
+	// E_STRICT is defined starting with PHP 5
+	if (!defined('E_STRICT'))
+	{
+		define('E_STRICT', 2048);
+	}
+	$level &= ~E_STRICT;
+}
+error_reporting($level);
 
 /*
 * Remove variables created by register_globals from the global scope
diff --git a/phpBB/includes/ucp/ucp_prefs.php b/phpBB/includes/ucp/ucp_prefs.php
index 13167b2b3d..17d7d23f02 100644
--- a/phpBB/includes/ucp/ucp_prefs.php
+++ b/phpBB/includes/ucp/ucp_prefs.php
@@ -61,7 +61,14 @@ class ucp_prefs
 
 				if ($submit)
 				{
-					$data['style'] = ($config['override_user_style']) ? $config['default_style'] : $data['style'];
+					if ($config['override_user_style'])
+					{
+						$data['style'] = (int) $config['default_style'];
+					}
+					else if (!phpbb_style_is_active($data['style']))
+					{
+						$data['style'] = (int) $user->data['user_style'];
+					}
 
 					$error = validate_data($data, array(
 						'dateformat'	=> array('string', false, 1, 30),