17 files changed, 236 insertions, 135 deletions
diff --git a/phpBB/phpbb/avatar/driver/gravatar.php b/phpBB/phpbb/avatar/driver/gravatar.php
index bb4977c30c..7a43b55852 100644
--- a/phpBB/phpbb/avatar/driver/gravatar.php
+++ b/phpBB/phpbb/avatar/driver/gravatar.php
@@ -52,8 +52,8 @@ class gravatar extends \phpbb\avatar\driver\driver
 	public function prepare_form($request, $template, $user, $row, &$error)
 	{
 		$template->assign_vars(array(
-			'AVATAR_GRAVATAR_WIDTH' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_width']) ? $row['avatar_width'] : $request->variable('avatar_gravatar_width', 0),
-			'AVATAR_GRAVATAR_HEIGHT' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_height']) ? $row['avatar_height'] : $request->variable('avatar_gravatar_width', 0),
+			'AVATAR_GRAVATAR_WIDTH' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_width']) ? $row['avatar_width'] : $request->variable('avatar_gravatar_width', ''),
+			'AVATAR_GRAVATAR_HEIGHT' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_height']) ? $row['avatar_height'] : $request->variable('avatar_gravatar_width', ''),
 			'AVATAR_GRAVATAR_EMAIL' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar']) ? $row['avatar'] : '',
 		));
 
diff --git a/phpBB/phpbb/avatar/driver/remote.php b/phpBB/phpbb/avatar/driver/remote.php
index 4b0ee3f06f..bec54897b2 100644
--- a/phpBB/phpbb/avatar/driver/remote.php
+++ b/phpBB/phpbb/avatar/driver/remote.php
@@ -36,8 +36,8 @@ class remote extends \phpbb\avatar\driver\driver
 	public function prepare_form($request, $template, $user, $row, &$error)
 	{
 		$template->assign_vars(array(
-			'AVATAR_REMOTE_WIDTH' => ((in_array($row['avatar_type'], array(AVATAR_REMOTE, $this->get_name(), 'remote'))) && $row['avatar_width']) ? $row['avatar_width'] : $request->variable('avatar_remote_width', 0),
-			'AVATAR_REMOTE_HEIGHT' => ((in_array($row['avatar_type'], array(AVATAR_REMOTE, $this->get_name(), 'remote'))) && $row['avatar_height']) ? $row['avatar_height'] : $request->variable('avatar_remote_width', 0),
+			'AVATAR_REMOTE_WIDTH' => ((in_array($row['avatar_type'], array(AVATAR_REMOTE, $this->get_name(), 'remote'))) && $row['avatar_width']) ? $row['avatar_width'] : $request->variable('avatar_remote_width', ''),
+			'AVATAR_REMOTE_HEIGHT' => ((in_array($row['avatar_type'], array(AVATAR_REMOTE, $this->get_name(), 'remote'))) && $row['avatar_height']) ? $row['avatar_height'] : $request->variable('avatar_remote_width', ''),
 			'AVATAR_REMOTE_URL' => ((in_array($row['avatar_type'], array(AVATAR_REMOTE, $this->get_name(), 'remote'))) && $row['avatar']) ? $row['avatar'] : '',
 		));
 
diff --git a/phpBB/phpbb/content_visibility.php b/phpBB/phpbb/content_visibility.php
index 0ba0489cb7..147b8ebbff 100644
--- a/phpBB/phpbb/content_visibility.php
+++ b/phpBB/phpbb/content_visibility.php
@@ -417,6 +417,11 @@ class content_visibility
 			return array();
 		}
 
+		if (!function_exists('truncate_string'))
+		{
+			include($this->phpbb_root_path . 'includes/functions_content.' . $this->php_ext);
+		}
+
 		$data = array(
 			'post_visibility'		=> (int) $visibility,
 			'post_delete_user'		=> (int) $user_id,
@@ -628,6 +633,11 @@ class content_visibility
 			}
 		}
 
+		if (!function_exists('truncate_string'))
+		{
+			include($this->phpbb_root_path . 'includes/functions_content.' . $this->php_ext);
+		}
+
 		// Note, we do not set a reason for the posts, just for the topic
 		$data = array(
 			'topic_visibility'		=> (int) $visibility,
diff --git a/phpBB/phpbb/cron/manager.php b/phpBB/phpbb/cron/manager.php
index 079ce8107e..9bd30a0a5b 100644
--- a/phpBB/phpbb/cron/manager.php
+++ b/phpBB/phpbb/cron/manager.php
@@ -110,7 +110,7 @@ class manager
 	* Web runner uses this method to resolve names to tasks.
 	*
 	* @param string				$name Name of the task to look up.
-	* @return \phpbb\cron\task\task	A task corresponding to the given name, or null.
+	* @return \phpbb\cron\task\wrapper	A wrapped task corresponding to the given name, or null.
 	*/
 	public function find_task($name)
 	{
diff --git a/phpBB/phpbb/db/migration/helper.php b/phpBB/phpbb/db/migration/helper.php
index e40deeb37b..bce2efff51 100644
--- a/phpBB/phpbb/db/migration/helper.php
+++ b/phpBB/phpbb/db/migration/helper.php
@@ -81,4 +81,36 @@ class helper
 
 		return $steps;
 	}
+
+	/**
+	 * Reverse the update steps from an array of data changes
+	 *
+	 * 'If' statements and custom methods will be skipped, for all
+	 * other calls the reverse method of the tool class will be called
+	 *
+	 * @param array $steps Update changes from migration
+	 *
+	 * @return array
+	 */
+	public function reverse_update_data($steps)
+	{
+		$reversed_array = array();
+
+		foreach ($steps as $step)
+		{
+			$parts = explode('.', $step[0]);
+			$parameters = $step[1];
+
+			$class = $parts[0];
+			$method = isset($parts[1]) ? $parts[1] : false;
+
+			if ($class !== 'if' && $class !== 'custom')
+			{
+				array_unshift($parameters, $method);
+				$reversed_array[] = array($class . '.reverse', $parameters);
+			}
+		}
+
+		return array_reverse($reversed_array);
+	}
 }
diff --git a/phpBB/phpbb/db/migration/tool/config.php b/phpBB/phpbb/db/migration/tool/config.php
index f93e7118c4..33aa8ff026 100644
--- a/phpBB/phpbb/db/migration/tool/config.php
+++ b/phpBB/phpbb/db/migration/tool/config.php
@@ -150,6 +150,11 @@ class config implements \phpbb\db\migration\tool\tool_interface
 					$arguments[0],
 				);
 			break;
+
+			case 'reverse':
+				// Reversing a reverse is just the call itself
+				$call = array_shift($arguments);
+			break;
 		}
 
 		if ($call)
diff --git a/phpBB/phpbb/db/migration/tool/config_text.php b/phpBB/phpbb/db/migration/tool/config_text.php
index bf8ac55023..54b45f6f6d 100644
--- a/phpBB/phpbb/db/migration/tool/config_text.php
+++ b/phpBB/phpbb/db/migration/tool/config_text.php
@@ -115,6 +115,11 @@ class config_text implements \phpbb\db\migration\tool\tool_interface
 					$arguments[] = '';
 				}
 			break;
+
+			case 'reverse':
+				// Reversing a reverse is just the call itself
+				$call = array_shift($arguments);
+			break;
 		}
 
 		if ($call)
diff --git a/phpBB/phpbb/db/migration/tool/module.php b/phpBB/phpbb/db/migration/tool/module.php
index 035625b095..59719db9a4 100644
--- a/phpBB/phpbb/db/migration/tool/module.php
+++ b/phpBB/phpbb/db/migration/tool/module.php
@@ -454,6 +454,11 @@ class module implements \phpbb\db\migration\tool\tool_interface
 			case 'remove':
 				$call = 'add';
 			break;
+
+			case 'reverse':
+				// Reversing a reverse is just the call itself
+				$call = array_shift($arguments);
+			break;
 		}
 
 		if ($call)
diff --git a/phpBB/phpbb/db/migration/tool/permission.php b/phpBB/phpbb/db/migration/tool/permission.php
index ceff6d7d5a..9688420025 100644
--- a/phpBB/phpbb/db/migration/tool/permission.php
+++ b/phpBB/phpbb/db/migration/tool/permission.php
@@ -637,6 +637,11 @@ class permission implements \phpbb\db\migration\tool\tool_interface
 					$arguments[0],
 				);
 			break;
+
+			case 'reverse':
+				// Reversing a reverse is just the call itself
+				$call = array_shift($arguments);
+			break;
 		}
 
 		if ($call)
diff --git a/phpBB/phpbb/db/migrator.php b/phpBB/phpbb/db/migrator.php
index 7fc3e787e2..4c4c0a8672 100644
--- a/phpBB/phpbb/db/migrator.php
+++ b/phpBB/phpbb/db/migrator.php
@@ -80,14 +80,14 @@ class migrator
 	*
 	* @var array
 	*/
-	public $last_run_migration = false;
+	protected $last_run_migration = false;
 
 	/**
 	 * The output handler. A null handler is configured by default.
 	 *
 	 * @var migrator_output_handler_interface
 	 */
-	public $output_handler;
+	protected $output_handler;
 
 	/**
 	* Constructor of the database migrator
@@ -152,6 +152,7 @@ class migrator
 				$this->migration_state[$migration['migration_name']] = $migration;
 
 				$this->migration_state[$migration['migration_name']]['migration_depends_on'] = unserialize($migration['migration_depends_on']);
+				$this->migration_state[$migration['migration_name']]['migration_data_state'] = !empty($migration['migration_data_state']) ? unserialize($migration['migration_data_state']) : '';
 			}
 		}
 
@@ -161,6 +162,19 @@ class migrator
 	}
 
 	/**
+	 * Get an array with information about the last migration run.
+	 *
+	 * The array contains 'name', 'class' and 'state'. 'effectively_installed' is set
+	 * and set to true if the last migration was effectively_installed.
+	 *
+	 * @return array
+	 */
+	public function get_last_run_migration()
+	{
+		return $this->last_run_migration;
+	}
+
+	/**
 	* Sets the list of available migration class names to the given array.
 	*
 	* @param array $class_names An array of migration class names
@@ -297,38 +311,70 @@ class migrator
 
 		if (!$state['migration_schema_done'])
 		{
-			$this->output_handler->write(array('MIGRATION_SCHEMA_RUNNING', $name), migrator_output_handler_interface::VERBOSITY_VERBOSE);
+			$verbosity = empty($state['migration_data_state']) ?
+				migrator_output_handler_interface::VERBOSITY_VERBOSE : migrator_output_handler_interface::VERBOSITY_DEBUG;
+			$this->output_handler->write(array('MIGRATION_SCHEMA_RUNNING', $name), $verbosity);
 
 			$this->last_run_migration['task'] = 'process_schema_step';
+
+			$total_time = (is_array($state['migration_data_state']) && isset($state['migration_data_state']['_total_time'])) ?
+				$state['migration_data_state']['_total_time'] : 0.0;
 			$elapsed_time = microtime(true);
+
 			$steps = $this->helper->get_schema_steps($migration->update_schema());
 			$result = $this->process_data_step($steps, $state['migration_data_state']);
+
 			$elapsed_time = microtime(true) - $elapsed_time;
+			$total_time += $elapsed_time;
+
+			if (is_array($result))
+			{
+				$result['_total_time'] = $total_time;
+			}
 
 			$state['migration_data_state'] = ($result === true) ? '' : $result;
 			$state['migration_schema_done'] = ($result === true);
 
-			$this->output_handler->write(array('MIGRATION_SCHEMA_DONE', $name, $elapsed_time), migrator_output_handler_interface::VERBOSITY_NORMAL);
+			if ($state['migration_schema_done'])
+			{
+				$this->output_handler->write(array('MIGRATION_SCHEMA_DONE', $name, $total_time), migrator_output_handler_interface::VERBOSITY_NORMAL);
+			}
+			else
+			{
+				$this->output_handler->write(array('MIGRATION_SCHEMA_IN_PROGRESS', $name, $elapsed_time), migrator_output_handler_interface::VERBOSITY_VERY_VERBOSE);
+			}
 		}
 		else if (!$state['migration_data_done'])
 		{
 			try
 			{
-				$this->output_handler->write(array('MIGRATION_DATA_RUNNING', $name), migrator_output_handler_interface::VERBOSITY_VERBOSE);
+				$verbosity = empty($state['migration_data_state']) ?
+					migrator_output_handler_interface::VERBOSITY_VERBOSE : migrator_output_handler_interface::VERBOSITY_DEBUG;
+				$this->output_handler->write(array('MIGRATION_DATA_RUNNING', $name), $verbosity);
 
 				$this->last_run_migration['task'] = 'process_data_step';
 
+				$total_time = (is_array($state['migration_data_state']) && isset($state['migration_data_state']['_total_time'])) ?
+					$state['migration_data_state']['_total_time'] : 0.0;
 				$elapsed_time = microtime(true);
+
 				$result = $this->process_data_step($migration->update_data(), $state['migration_data_state']);
+
 				$elapsed_time = microtime(true) - $elapsed_time;
+				$total_time += $elapsed_time;
+
+				if (is_array($result))
+				{
+					$result['_total_time'] = $total_time;
+				}
 
 				$state['migration_data_state'] = ($result === true) ? '' : $result;
 				$state['migration_data_done'] = ($result === true);
 				$state['migration_end_time'] = ($result === true) ? time() : 0;
 
-				if ($state['migration_schema_done'])
+				if ($state['migration_data_done'])
 				{
-					$this->output_handler->write(array('MIGRATION_DATA_DONE', $name, $elapsed_time), migrator_output_handler_interface::VERBOSITY_NORMAL);
+					$this->output_handler->write(array('MIGRATION_DATA_DONE', $name, $total_time), migrator_output_handler_interface::VERBOSITY_NORMAL);
 				}
 				else
 				{
@@ -337,10 +383,12 @@ class migrator
 			}
 			catch (\phpbb\db\migration\exception $e)
 			{
-				// Revert the schema changes
+				// Reset data state and revert the schema changes
+				$state['migration_data_state'] = '';
+				$this->set_migration_state($name, $state);
+
 				$this->revert_do($name);
 
-				// Rethrow exception
 				throw $e;
 			}
 		}
@@ -416,19 +464,11 @@ class migrator
 
 		if ($state['migration_data_done'])
 		{
-			if ($state['migration_data_state'] !== 'revert_data')
-			{
-				$result = $this->process_data_step($migration->update_data(), $state['migration_data_state'], true);
-
-				$state['migration_data_state'] = ($result === true) ? 'revert_data' : $result;
-			}
-			else
-			{
-				$result = $this->process_data_step($migration->revert_data(), '', false);
+			$steps = array_merge($this->helper->reverse_update_data($migration->update_data()), $migration->revert_data());
+			$result = $this->process_data_step($steps, $state['migration_data_state']);
 
-				$state['migration_data_state'] = ($result === true) ? '' : $result;
-				$state['migration_data_done'] = ($result === true) ? false : true;
-			}
+			$state['migration_data_state'] = ($result === true) ? '' : $result;
+			$state['migration_data_done'] = ($result === true) ? false : true;
 
 			$this->set_migration_state($name, $state);
 		}
@@ -446,8 +486,13 @@ class migrator
 					WHERE migration_name = '" . $this->db->sql_escape($name) . "'";
 				$this->db->sql_query($sql);
 
+				$this->last_run_migration = false;
 				unset($this->migration_state[$name]);
 			}
+			else
+			{
+				$this->set_migration_state($name, $state);
+			}
 		}
 
 		return true;
@@ -464,7 +509,12 @@ class migrator
 	*/
 	protected function process_data_step($steps, $state, $revert = false)
 	{
-		$state = ($state) ? unserialize($state) : false;
+		if (sizeof($steps) === 0)
+		{
+			return true;
+		}
+
+		$state = is_array($state) ? $state : false;
 
 		// reverse order of steps if reverting
 		if ($revert === true)
@@ -472,54 +522,45 @@ class migrator
 			$steps = array_reverse($steps);
 		}
 
-		foreach ($steps as $step_identifier => $step)
+		$step = $last_result = 0;
+		if ($state)
 		{
-			$last_result = 0;
-			if ($state)
-			{
-				// Continue until we reach the step that matches the last step called
-				if ($state['step'] != $step_identifier)
-				{
-					continue;
-				}
-
-				// We send the result from last time to the callable function
-				$last_result = $state['result'];
+			$step = $state['step'];
 
-				// Set state to false since we reached the point we were at
-				$state = false;
-			}
+			// We send the result from last time to the callable function
+			$last_result = $state['result'];
+		}
 
-			try
+		try
+		{
+			// Result will be null or true if everything completed correctly
+			// Stop after each update step, to let the updater control the script runtime
+			$result = $this->run_step($steps[$step], $last_result, $revert);
+			if (($result !== null && $result !== true) || $step + 1 < sizeof($steps))
 			{
-				// Result will be null or true if everything completed correctly
-				$result = $this->run_step($step, $last_result, $revert);
-				if ($result !== null && $result !== true)
-				{
-					return serialize(array(
-						'result'	=> $result,
-						'step'		=> $step_identifier,
-					));
-				}
+				return array(
+					'result'	=> $result,
+					// Move on if the last call finished
+					'step'		=> ($result !== null && $result !== true) ? $step : $step + 1,
+				);
 			}
-			catch (\phpbb\db\migration\exception $e)
+		}
+		catch (\phpbb\db\migration\exception $e)
+		{
+			// We should try rolling back here
+			foreach ($steps as $reverse_step_identifier => $reverse_step)
 			{
-				// We should try rolling back here
-				foreach ($steps as $reverse_step_identifier => $reverse_step)
+				// If we've reached the current step we can break because we reversed everything that was run
+				if ($reverse_step_identifier == $step)
 				{
-					// If we've reached the current step we can break because we reversed everything that was run
-					if ($reverse_step_identifier == $step_identifier)
-					{
-						break;
-					}
-
-					// Reverse the step that was run
-					$result = $this->run_step($reverse_step, false, !$revert);
+					break;
 				}
 
-				// rethrow the exception
-				throw $e;
+				// Reverse the step that was run
+				$result = $this->run_step($reverse_step, false, !$revert);
 			}
+
+			throw $e;
 		}
 
 		return true;
@@ -587,6 +628,13 @@ class migrator
 					throw new \phpbb\db\migration\exception('MIGRATION_INVALID_DATA_MISSING_STEP', $step);
 				}
 
+				if ($reverse)
+				{
+					// We might get unexpected results when trying
+					// to revert this, so just avoid it
+					return false;
+				}
+
 				$condition = $parameters[0];
 
 				if (!$condition)
@@ -664,6 +712,7 @@ class migrator
 	{
 		$migration_row = $state;
 		$migration_row['migration_depends_on'] = serialize($state['migration_depends_on']);
+		$migration_row['migration_data_state'] = !empty($state['migration_data_state']) ? serialize($state['migration_data_state']) : '';
 
 		if (isset($this->migration_state[$name]))
 		{
diff --git a/phpBB/phpbb/db/migrator_output_handler_interface.php b/phpBB/phpbb/db/migrator_output_handler_interface.php
index a923af99f6..9947b51dcc 100644
--- a/phpBB/phpbb/db/migrator_output_handler_interface.php
+++ b/phpBB/phpbb/db/migrator_output_handler_interface.php
@@ -15,11 +15,11 @@ namespace phpbb\db;
 
 interface migrator_output_handler_interface
 {
-	const VERBOSITY_QUIET        = 0;
-	const VERBOSITY_NORMAL       = 1;
-	const VERBOSITY_VERBOSE      = 2;
-	const VERBOSITY_VERY_VERBOSE = 3;
-	const VERBOSITY_DEBUG        = 4;
+	const VERBOSITY_QUIET        = 16;
+	const VERBOSITY_NORMAL       = 32;
+	const VERBOSITY_VERBOSE      = 64;
+	const VERBOSITY_VERY_VERBOSE = 128;
+	const VERBOSITY_DEBUG        = 256;
 
 	/**
 	 * Write output using the configured closure.
diff --git a/phpBB/phpbb/feed/base.php b/phpBB/phpbb/feed/base.php
index 322e2ee9f1..eeea0a55df 100644
--- a/phpBB/phpbb/feed/base.php
+++ b/phpBB/phpbb/feed/base.php
@@ -39,6 +39,12 @@ abstract class base
 	/** @var \phpbb\auth\auth */
 	protected $auth;
 
+	/** @var \phpbb\content_visibility */
+	protected $content_visibility;
+
+	/** @var \phpbb\event\dispatcher_interface */
+	protected $phpbb_dispatcher;
+
 	/** @var string */
 	protected $phpEx;
 
@@ -79,10 +85,21 @@ abstract class base
 	* @param \phpbb\cache\driver\driver_interface	$cache	Cache object
 	* @param \phpbb\user						$user		User object
 	* @param \phpbb\auth\auth					$auth		Auth object
-	* @param \phpbb\content_visibility			$content_visibility		Auth object
+	* @param \phpbb\content_visibility			$content_visibility		Content visibility object
+	* @param \phpbb\event\dispatcher_interface	$phpbb_dispatcher		Event dispatcher object
 	* @param string								$phpEx		php file extension
 	*/
-	function __construct(\phpbb\feed\helper $helper, \phpbb\config\config $config, \phpbb\db\driver\driver_interface $db, \phpbb\cache\driver\driver_interface $cache, \phpbb\user $user, \phpbb\auth\auth $auth, \phpbb\content_visibility $content_visibility, $phpEx)
+	function __construct(
+		\phpbb\feed\helper $helper,
+		\phpbb\config\config $config,
+		\phpbb\db\driver\driver_interface $db,
+		\phpbb\cache\driver\driver_interface $cache,
+		\phpbb\user $user,
+		\phpbb\auth\auth $auth,
+		\phpbb\content_visibility $content_visibility,
+		\phpbb\event\dispatcher_interface $phpbb_dispatcher,
+		$phpEx
+	)
 	{
 		$this->config = $config;
 		$this->helper = $helper;
@@ -91,6 +108,7 @@ abstract class base
 		$this->user = $user;
 		$this->auth = $auth;
 		$this->content_visibility = $content_visibility;
+		$this->phpbb_dispatcher = $phpbb_dispatcher;
 		$this->phpEx = $phpEx;
 
 		$this->set_keys();
@@ -239,6 +257,21 @@ abstract class base
 				return false;
 			}
 
+			$sql_ary = $this->sql;
+
+			/**
+			* Event to modify the feed item sql
+			*
+			* @event core.feed_base_modify_item_sql
+			* @var	array	sql_ary		The SQL array to get the feed item data
+			*
+			* @since 3.1.10-RC1
+			*/
+			$vars = array('sql_ary');
+			extract($this->phpbb_dispatcher->trigger_event('core.feed_base_modify_item_sql', compact($vars)));
+			$this->sql = $sql_ary;
+			unset($sql_ary);
+
 			// Query database
 			$sql = $this->db->sql_build_query('SELECT', $this->sql);
 			$this->result = $this->db->sql_query_limit($sql, $this->num_items);
diff --git a/phpBB/phpbb/notification/manager.php b/phpBB/phpbb/notification/manager.php
index 222d9fe9e6..ecba8938f2 100644
--- a/phpBB/phpbb/notification/manager.php
+++ b/phpBB/phpbb/notification/manager.php
@@ -192,7 +192,7 @@ class manager
 			$sql = 'SELECT n.*, nt.notification_type_name
 				FROM ' . $this->notifications_table . ' n, ' . $this->notification_types_table . ' nt
 				WHERE n.user_id = ' . (int) $options['user_id'] .
-					(($options['notification_id']) ? ((is_array($options['notification_id'])) ? ' AND ' . $this->db->sql_in_set('n.notification_id', $options['notification_id']) : ' AND n.notification_id = ' . (int) $options['notification_id']) : '') . '
+					(($options['notification_id']) ? ' AND ' . $this->db->sql_in_set('n.notification_id', $options['notification_id']) : '') . '
 					AND nt.notification_type_id = n.notification_type_id
 					AND nt.notification_type_enabled = 1
 				ORDER BY n.' . $this->db->sql_escape($options['order_by']) . ' ' . $this->db->sql_escape($options['order_dir']);
@@ -275,10 +275,9 @@ class manager
 		$sql = 'UPDATE ' . $this->notifications_table . "
 			SET notification_read = 1
 			WHERE notification_time <= " . (int) $time .
-				(($notification_type_name !== false) ? ' AND ' .
-					(is_array($notification_type_name) ? $this->db->sql_in_set('notification_type_id', $this->get_notification_type_ids($notification_type_name)) : 'notification_type_id = ' . $this->get_notification_type_id($notification_type_name)) : '') .
-				(($user_id !== false) ? ' AND ' . (is_array($user_id) ? $this->db->sql_in_set('user_id', $user_id) : 'user_id = ' . (int) $user_id) : '') .
-				(($item_id !== false) ? ' AND ' . (is_array($item_id) ? $this->db->sql_in_set('item_id', $item_id) : 'item_id = ' . (int) $item_id) : '');
+				(($notification_type_name !== false) ? ' AND ' . $this->db->sql_in_set('notification_type_id', $this->get_notification_type_ids($notification_type_name)) : '') .
+				(($user_id !== false) ? ' AND ' . $this->db->sql_in_set('user_id', $user_id) : '') .
+				(($item_id !== false) ? ' AND ' . $this->db->sql_in_set('item_id', $item_id) : '');
 		$this->db->sql_query($sql);
 	}
 
@@ -297,10 +296,9 @@ class manager
 		$sql = 'UPDATE ' . $this->notifications_table . "
 			SET notification_read = 1
 			WHERE notification_time <= " . (int) $time .
-				(($notification_type_name !== false) ? ' AND ' .
-					(is_array($notification_type_name) ? $this->db->sql_in_set('notification_type_id', $this->get_notification_type_ids($notification_type_name)) : 'notification_type_id = ' . $this->get_notification_type_id($notification_type_name)) : '') .
-				(($item_parent_id !== false) ? ' AND ' . (is_array($item_parent_id) ? $this->db->sql_in_set('item_parent_id', $item_parent_id, false, true) : 'item_parent_id = ' . (int) $item_parent_id) : '') .
-				(($user_id !== false) ? ' AND ' . (is_array($user_id) ? $this->db->sql_in_set('user_id', $user_id) : 'user_id = ' . (int) $user_id) : '');
+				(($notification_type_name !== false) ? ' AND ' . $this->db->sql_in_set('notification_type_id', $this->get_notification_type_ids($notification_type_name)) : '') .
+				(($item_parent_id !== false) ? ' AND ' . $this->db->sql_in_set('item_parent_id', $item_parent_id, false, true) : '') .
+				(($user_id !== false) ? ' AND ' . $this->db->sql_in_set('user_id', $user_id) : '');
 		$this->db->sql_query($sql);
 	}
 
@@ -317,7 +315,7 @@ class manager
 		$sql = 'UPDATE ' . $this->notifications_table . "
 			SET notification_read = 1
 			WHERE notification_time <= " . (int) $time . '
-				AND ' . ((is_array($notification_id)) ? $this->db->sql_in_set('notification_id', $notification_id) : 'notification_id = ' . (int) $notification_id);
+				AND ' . $this->db->sql_in_set('notification_id', $notification_id);
 		$this->db->sql_query($sql);
 	}
 
@@ -542,8 +540,8 @@ class manager
 
 		$sql = 'DELETE FROM ' . $this->notifications_table . '
 			WHERE notification_type_id = ' . (int) $notification_type_id . '
-				AND ' . (is_array($item_id) ? $this->db->sql_in_set('item_id', $item_id) : 'item_id = ' . (int) $item_id) .
-				(($parent_id !== false) ? ' AND ' . ((is_array($parent_id) ? $this->db->sql_in_set('item_parent_id', $parent_id) : 'item_parent_id = ' . (int) $parent_id)) : '');
+				AND ' . $this->db->sql_in_set('item_id', $item_id) .
+				(($parent_id !== false) ? ' AND ' . $this->db->sql_in_set('item_parent_id', $parent_id) : '');
 		$this->db->sql_query($sql);
 	}
 
@@ -969,11 +967,16 @@ class manager
 	/**
 	* Get notification type ids (as an array)
 	*
-	* @param array $notification_type_names Array of strings
+	* @param string|array $notification_type_names Notification type names
 	* @return array Array of integers
 	*/
-	public function get_notification_type_ids(array $notification_type_names)
+	public function get_notification_type_ids($notification_type_names)
 	{
+		if (!is_array($notification_type_names))
+		{
+			$notification_type_names = array($notification_type_names);
+		}
+
 		$notification_type_ids = array();
 
 		foreach ($notification_type_names as $name)
diff --git a/phpBB/phpbb/notification/method/messenger_base.php b/phpBB/phpbb/notification/method/messenger_base.php
index 3c6d617c66..0bfbfd6b02 100644
--- a/phpBB/phpbb/notification/method/messenger_base.php
+++ b/phpBB/phpbb/notification/method/messenger_base.php
@@ -81,7 +81,7 @@ abstract class messenger_base extends \phpbb\notification\method\base
 			$messenger->assign_vars(array_merge(array(
 				'USERNAME'						=> $user['username'],
 
-				'U_NOTIFICATION_SETTINGS'		=> generate_board_url() . '/ucp.' . $this->php_ext . '?i=ucp_notifications&amp;mode=notification_options',
+				'U_NOTIFICATION_SETTINGS'		=> generate_board_url() . '/ucp.' . $this->php_ext . '?i=ucp_notifications&mode=notification_options',
 			), $notification->get_email_template_variables()));
 
 			$messenger->send($notify_method);
diff --git a/phpBB/phpbb/search/base.php b/phpBB/phpbb/search/base.php
index 30781975d8..d9313dddab 100644
--- a/phpBB/phpbb/search/base.php
+++ b/phpBB/phpbb/search/base.php
@@ -37,52 +37,6 @@ class base
 	}
 
 	/**
-	* Retrieves a language dependend list of words that should be ignored by the search
-	*/
-	function get_ignore_words()
-	{
-		if (!sizeof($this->ignore_words))
-		{
-			global $user, $phpEx;
-
-			$words = array();
-
-			if (file_exists("{$user->lang_path}{$user->lang_name}/search_ignore_words.$phpEx"))
-			{
-				// include the file containing ignore words
-				include("{$user->lang_path}{$user->lang_name}/search_ignore_words.$phpEx");
-			}
-
-			$this->ignore_words = $words;
-			unset($words);
-		}
-	}
-
-	/**
-	* Stores a list of synonyms that should be replaced in $this->match_synonym and $this->replace_synonym and caches them
-	*/
-	function get_synonyms()
-	{
-		if (!sizeof($this->match_synonym))
-		{
-			global $user, $phpEx;
-
-			$synonyms = array();
-
-			if (file_exists("{$user->lang_path}{$user->lang_name}/search_synonyms.$phpEx"))
-			{
-				// include the file containing synonyms
-				include("{$user->lang_path}{$user->lang_name}/search_synonyms.$phpEx");
-			}
-
-			$this->match_synonym = array_keys($synonyms);
-			$this->replace_synonym = array_values($synonyms);
-
-			unset($synonyms);
-		}
-	}
-
-	/**
 	* Retrieves cached search results
 	*
 	* @param string $search_key		an md5 string generated from all the passed search options to identify the results
diff --git a/phpBB/phpbb/session.php b/phpBB/phpbb/session.php
index 83e87b7704..33d8df9cb8 100644
--- a/phpBB/phpbb/session.php
+++ b/phpBB/phpbb/session.php
@@ -1585,7 +1585,7 @@ class session
 
 			$this->data = array_merge($this->data, $sql_ary);
 
-			if ($this->data['user_id'] != ANONYMOUS && !empty($config['new_member_post_limit']) && $this->data['user_new'] && $config['new_member_post_limit'] <= $this->data['user_posts'])
+			if ($this->data['user_id'] != ANONYMOUS && isset($config['new_member_post_limit']) && $this->data['user_new'] && $config['new_member_post_limit'] <= $this->data['user_posts'])
 			{
 				$this->leave_newly_registered();
 			}
diff --git a/phpBB/phpbb/template/twig/twig.php b/phpBB/phpbb/template/twig/twig.php
index bd754d9bbd..d1bbb2b55a 100644
--- a/phpBB/phpbb/template/twig/twig.php
+++ b/phpBB/phpbb/template/twig/twig.php
@@ -350,7 +350,7 @@ class twig extends \phpbb\template\base
 			return $this->twig->render($this->get_filename_from_handle($handle), $this->get_template_vars());
 		}
 
-		$this->assign_var($template_var, $this->twig->render($this->get_filename_from_handle($handle, $this->get_template_vars())));
+		$this->assign_var($template_var, $this->twig->render($this->get_filename_from_handle($handle), $this->get_template_vars()));
 
 		return $this;
 	}