7 files changed, 238 insertions, 120 deletions
diff --git a/phpBB/includes/acp/acp_board.php b/phpBB/includes/acp/acp_board.php
index 02af98ec54..9b5078b941 100644
--- a/phpBB/includes/acp/acp_board.php
+++ b/phpBB/includes/acp/acp_board.php
@@ -26,7 +26,7 @@ if (!defined('IN_PHPBB'))
 class acp_board
 {
 	var $u_action;
-	var $new_config = array();
+	var $new_config;
 
 	function main($id, $mode)
 	{
@@ -196,6 +196,7 @@ class acp_board
 						'allow_post_flash'		=> array('lang' => 'ALLOW_POST_FLASH',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
 						'allow_smilies'			=> array('lang' => 'ALLOW_SMILIES',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
 						'allow_post_links'		=> array('lang' => 'ALLOW_POST_LINKS',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
+						'allowed_schemes_links'	=> array('lang' => 'ALLOWED_SCHEMES_LINKS',	'validate' => 'string',	'type' => 'text:0:255', 'explain' => true),
 						'allow_nocensors'		=> array('lang' => 'ALLOW_NO_CENSORS',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
 						'allow_bookmarks'		=> array('lang' => 'ALLOW_BOOKMARKS',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
 						'enable_post_confirm'	=> array('lang' => 'VISUAL_CONFIRM_POST',	'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
@@ -319,10 +320,11 @@ class acp_board
 					'title'	=> 'ACP_COOKIE_SETTINGS',
 					'vars'	=> array(
 						'legend1'		=> 'ACP_COOKIE_SETTINGS',
-						'cookie_domain'	=> array('lang' => 'COOKIE_DOMAIN',	'validate' => 'string',	'type' => 'text::255', 'explain' => false),
-						'cookie_name'	=> array('lang' => 'COOKIE_NAME',	'validate' => 'string',	'type' => 'text::16', 'explain' => false),
-						'cookie_path'	=> array('lang'	=> 'COOKIE_PATH',	'validate' => 'string',	'type' => 'text::255', 'explain' => false),
-						'cookie_secure'	=> array('lang' => 'COOKIE_SECURE',	'validate' => 'bool',	'type' => 'radio:disabled_enabled', 'explain' => true),
+						'cookie_domain'	=> array('lang' => 'COOKIE_DOMAIN',	'validate' => 'string',	'type' => 'text::255', 'explain' => true),
+						'cookie_name'	=> array('lang' => 'COOKIE_NAME',	'validate' => 'string',	'type' => 'text::16', 'explain' => true),
+						'cookie_path'	=> array('lang'	=> 'COOKIE_PATH',	'validate' => 'string',	'type' => 'text::255', 'explain' => true),
+						'cookie_secure'	=> array('lang' => 'COOKIE_SECURE',	'validate' => 'bool',	'type' => 'radio:enabled_disabled', 'explain' => true),
+						'cookie_notice'	=> array('lang' => 'COOKIE_NOTICE',	'validate' => 'bool',	'type' => 'radio:enabled_disabled', 'explain' => true),
 					)
 				);
 			break;
@@ -457,6 +459,9 @@ class acp_board
 						'smtp_auth_method'		=> array('lang' => 'SMTP_AUTH_METHOD',		'validate' => 'string',	'type' => 'select', 'method' => 'mail_auth_select', 'explain' => true),
 						'smtp_username'			=> array('lang' => 'SMTP_USERNAME',			'validate' => 'string',	'type' => 'text:25:255', 'explain' => true),
 						'smtp_password'			=> array('lang' => 'SMTP_PASSWORD',			'validate' => 'string',	'type' => 'password:25:255', 'explain' => true),
+						'smtp_verify_peer'		=> array('lang' => 'SMTP_VERIFY_PEER',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
+						'smtp_verify_peer_name'	=> array('lang' => 'SMTP_VERIFY_PEER_NAME',	'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
+						'smtp_allow_self_signed'=> array('lang' => 'SMTP_ALLOW_SELF_SIGNED','validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
 
 						'legend3'					=> 'ACP_SUBMIT_CHANGES',
 					)
@@ -485,7 +490,7 @@ class acp_board
 			$user->add_lang($display_vars['lang']);
 		}
 
-		$this->new_config = $config;
+		$this->new_config = clone $config;
 		$cfg_array = (isset($_REQUEST['config'])) ? $request->variable('config', array('' => ''), true) : $this->new_config;
 		$error = array();
 
@@ -551,6 +556,12 @@ class acp_board
 			}
 		}
 
+		// Invalidate the text_formatter cache when posting options are changed
+		if ($mode == 'post' && $submit)
+		{
+			$phpbb_container->get('text_formatter.cache')->invalidate();
+		}
+
 		// Store news and exclude ids
 		if ($mode == 'feed' && $submit)
 		{
diff --git a/phpBB/includes/acp/acp_extensions.php b/phpBB/includes/acp/acp_extensions.php
index e915fa8c75..6f65dc9fa0 100644
--- a/phpBB/includes/acp/acp_extensions.php
+++ b/phpBB/includes/acp/acp_extensions.php
@@ -25,71 +25,79 @@ if (!defined('IN_PHPBB'))
 class acp_extensions
 {
 	var $u_action;
+	var $tpl_name;
+	var $page_title;
 
-	private $db;
 	private $config;
 	private $template;
 	private $user;
-	private $cache;
 	private $log;
 	private $request;
+	private $phpbb_dispatcher;
+	private $ext_manager;
 
 	function main()
 	{
 		// Start the page
-		global $config, $user, $template, $request, $phpbb_extension_manager, $db, $phpbb_root_path, $phpbb_log, $cache, $phpbb_dispatcher;
+		global $config, $user, $template, $request, $phpbb_extension_manager, $phpbb_root_path, $phpbb_log, $phpbb_dispatcher;
 
-		$this->db = $db;
 		$this->config = $config;
 		$this->template = $template;
 		$this->user = $user;
-		$this->cache = $cache;
 		$this->request = $request;
 		$this->log = $phpbb_log;
 		$this->phpbb_dispatcher = $phpbb_dispatcher;
+		$this->ext_manager = $phpbb_extension_manager;
 
-		$user->add_lang(array('install', 'acp/extensions', 'migrator'));
+		$this->user->add_lang(array('install', 'acp/extensions', 'migrator'));
 
 		$this->page_title = 'ACP_EXTENSIONS';
 
-		$action = $request->variable('action', 'list');
-		$ext_name = $request->variable('ext_name', '');
+		$action = $this->request->variable('action', 'list');
+		$ext_name = $this->request->variable('ext_name', '');
 
 		// What is a safe limit of execution time? Half the max execution time should be safe.
 		$safe_time_limit = (ini_get('max_execution_time') / 2);
 		$start_time = time();
 
+		// Cancel action
+		if ($this->request->is_set_post('cancel'))
+		{
+			$action = 'list';
+			$ext_name = '';
+		}
+
+		if (in_array($action, array('enable', 'disable', 'delete_data')) && !check_link_hash($this->request->variable('hash', ''), $action . '.' . $ext_name))
+		{
+			trigger_error('FORM_INVALID', E_USER_WARNING);
+		}
+
 		/**
 		* Event to run a specific action on extension
 		*
-		* @event core.acp_extensions_run_action
-		* @var	string	action			Action to run
+		* @event core.acp_extensions_run_action_before
+		* @var	string	action			Action to run; if the event completes execution of the action, should be set to 'none'
 		* @var	string	u_action		Url we are at
 		* @var	string	ext_name		Extension name from request
 		* @var	int		safe_time_limit	Safe limit of execution time
 		* @var	int		start_time		Start time
+		* @var	string	tpl_name		Template file to load
 		* @since 3.1.11-RC1
+		* @changed 3.2.1-RC1			Renamed to core.acp_extensions_run_action_before, added tpl_name, added action 'none'
 		*/
 		$u_action = $this->u_action;
-		$vars = array('action', 'u_action', 'ext_name', 'safe_time_limit', 'start_time');
-		extract($this->phpbb_dispatcher->trigger_event('core.acp_extensions_run_action', compact($vars)));
-
-		// Cancel action
-		if ($request->is_set_post('cancel'))
-		{
-			$action = 'list';
-			$ext_name = '';
-		}
+		$tpl_name = '';
+		$vars = array('action', 'u_action', 'ext_name', 'safe_time_limit', 'start_time', 'tpl_name');
+		extract($this->phpbb_dispatcher->trigger_event('core.acp_extensions_run_action_before', compact($vars)));
 
-		if (in_array($action, array('enable', 'disable', 'delete_data')) && !check_link_hash($request->variable('hash', ''), $action . '.' . $ext_name))
-		{
-			trigger_error('FORM_INVALID', E_USER_WARNING);
-		}
+		// In case they have been updated by the event
+		$this->u_action = $u_action;
+		$this->tpl_name = $tpl_name;
 
 		// If they've specified an extension, let's load the metadata manager and validate it.
 		if ($ext_name)
 		{
-			$md_manager = new \phpbb\extension\metadata_manager($ext_name, $config, $phpbb_extension_manager, $phpbb_root_path);
+			$md_manager = $this->ext_manager->create_extension_metadata_manager($ext_name);
 
 			try
 			{
@@ -98,13 +106,17 @@ class acp_extensions
 			catch (exception_interface $e)
 			{
 				$message = call_user_func_array(array($this->user, 'lang'), array_merge(array($e->getMessage()), $e->get_parameters()));
-				trigger_error($message, E_USER_WARNING);
+				trigger_error($message . adm_back_link($this->u_action), E_USER_WARNING);
 			}
 		}
 
 		// What are we doing?
 		switch ($action)
 		{
+			case 'none':
+				// Intentionally empty, used by extensions that execute additional actions in the prior event
+				break;
+
 			case 'set_config_version_check_force_unstable':
 				$force_unstable = $this->request->variable('force_unstable', false);
 
@@ -114,12 +126,12 @@ class acp_extensions
 						'force_unstable'	=> $force_unstable,
 					));
 
-					confirm_box(false, $user->lang('EXTENSION_FORCE_UNSTABLE_CONFIRM'), $s_hidden_fields);
+					confirm_box(false, $this->user->lang('EXTENSION_FORCE_UNSTABLE_CONFIRM'), $s_hidden_fields);
 				}
 				else
 				{
-					$config->set('extension_force_unstable', false);
-					trigger_error($user->lang['CONFIG_UPDATED'] . adm_back_link($this->u_action));
+					$this->config->set('extension_force_unstable', false);
+					trigger_error($this->user->lang['CONFIG_UPDATED'] . adm_back_link($this->u_action));
 				}
 				break;
 
@@ -127,17 +139,17 @@ class acp_extensions
 			default:
 				if (confirm_box(true))
 				{
-					$config->set('extension_force_unstable', true);
-					trigger_error($user->lang['CONFIG_UPDATED'] . adm_back_link($this->u_action));
+					$this->config->set('extension_force_unstable', true);
+					trigger_error($this->user->lang['CONFIG_UPDATED'] . adm_back_link($this->u_action));
 				}
 
-				$this->list_enabled_exts($phpbb_extension_manager);
-				$this->list_disabled_exts($phpbb_extension_manager);
-				$this->list_available_exts($phpbb_extension_manager);
+				$this->list_enabled_exts();
+				$this->list_disabled_exts();
+				$this->list_available_exts();
 
 				$this->template->assign_vars(array(
 					'U_VERSIONCHECK_FORCE' 	=> $this->u_action . '&amp;action=list&amp;versioncheck_force=1',
-					'FORCE_UNSTABLE'		=> $config['extension_force_unstable'],
+					'FORCE_UNSTABLE'		=> $this->config['extension_force_unstable'],
 					'U_ACTION' 				=> $this->u_action,
 				));
 
@@ -145,30 +157,30 @@ class acp_extensions
 			break;
 
 			case 'enable_pre':
-				if (!$md_manager->validate_dir())
+				try
 				{
-					trigger_error($user->lang['EXTENSION_DIR_INVALID'] . adm_back_link($this->u_action), E_USER_WARNING);
+					$md_manager->validate_enable();
 				}
-
-				if (!$md_manager->validate_enable())
+				catch (exception_interface $e)
 				{
-					trigger_error($user->lang['EXTENSION_NOT_AVAILABLE'] . adm_back_link($this->u_action), E_USER_WARNING);
+					$message = call_user_func_array(array($this->user, 'lang'), array_merge(array($e->getMessage()), $e->get_parameters()));
+					trigger_error($message . adm_back_link($this->u_action), E_USER_WARNING);
 				}
 
-				$extension = $phpbb_extension_manager->get_extension($ext_name);
+				$extension = $this->ext_manager->get_extension($ext_name);
 				if (!$extension->is_enableable())
 				{
-					trigger_error($user->lang['EXTENSION_NOT_ENABLEABLE'] . adm_back_link($this->u_action), E_USER_WARNING);
+					trigger_error($this->user->lang['EXTENSION_NOT_ENABLEABLE'] . adm_back_link($this->u_action), E_USER_WARNING);
 				}
 
-				if ($phpbb_extension_manager->is_enabled($ext_name))
+				if ($this->ext_manager->is_enabled($ext_name))
 				{
 					redirect($this->u_action);
 				}
 
 				$this->tpl_name = 'acp_ext_enable';
 
-				$template->assign_vars(array(
+				$this->template->assign_vars(array(
 					'PRE'				=> true,
 					'L_CONFIRM_MESSAGE'	=> $this->user->lang('EXTENSION_ENABLE_CONFIRM', $md_manager->get_metadata('display-name')),
 					'U_ENABLE'			=> $this->u_action . '&amp;action=enable&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('enable.' . $ext_name),
@@ -176,57 +188,66 @@ class acp_extensions
 			break;
 
 			case 'enable':
-				if (!$md_manager->validate_dir())
+				try
 				{
-					trigger_error($user->lang['EXTENSION_DIR_INVALID'] . adm_back_link($this->u_action), E_USER_WARNING);
+					$md_manager->validate_enable();
 				}
-
-				if (!$md_manager->validate_enable())
+				catch (exception_interface $e)
 				{
-					trigger_error($user->lang['EXTENSION_NOT_AVAILABLE'] . adm_back_link($this->u_action), E_USER_WARNING);
+					$message = call_user_func_array(array($this->user, 'lang'), array_merge(array($e->getMessage()), $e->get_parameters()));
+					trigger_error($message . adm_back_link($this->u_action), E_USER_WARNING);
 				}
 
-				$extension = $phpbb_extension_manager->get_extension($ext_name);
+				$extension = $this->ext_manager->get_extension($ext_name);
 				if (!$extension->is_enableable())
 				{
-					trigger_error($user->lang['EXTENSION_NOT_ENABLEABLE'] . adm_back_link($this->u_action), E_USER_WARNING);
+					trigger_error($this->user->lang['EXTENSION_NOT_ENABLEABLE'] . adm_back_link($this->u_action), E_USER_WARNING);
 				}
 
 				try
 				{
-					while ($phpbb_extension_manager->enable_step($ext_name))
+					while ($this->ext_manager->enable_step($ext_name))
 					{
 						// Are we approaching the time limit? If so we want to pause the update and continue after refreshing
 						if ((time() - $start_time) >= $safe_time_limit)
 						{
-							$template->assign_var('S_NEXT_STEP', true);
+							$this->template->assign_var('S_NEXT_STEP', true);
 
 							meta_refresh(0, $this->u_action . '&amp;action=enable&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('enable.' . $ext_name));
 						}
 					}
-					$this->log->add('admin', $user->data['user_id'], $user->ip, 'LOG_EXT_ENABLE', time(), array($ext_name));
+
+					// Update custom style for admin area
+					$this->template->set_custom_style(array(
+						array(
+							'name' 		=> 'adm',
+							'ext_path' 	=> 'adm/style/',
+						),
+					), array($phpbb_root_path . 'adm/style'));
+
+					$this->log->add('admin', $this->user->data['user_id'], $this->user->ip, 'LOG_EXT_ENABLE', time(), array($ext_name));
 				}
 				catch (\phpbb\db\migration\exception $e)
 				{
-					$template->assign_var('MIGRATOR_ERROR', $e->getLocalisedMessage($user));
+					$this->template->assign_var('MIGRATOR_ERROR', $e->getLocalisedMessage($this->user));
 				}
 
 				$this->tpl_name = 'acp_ext_enable';
 
-				$template->assign_vars(array(
+				$this->template->assign_vars(array(
 					'U_RETURN'		=> $this->u_action . '&amp;action=list',
 				));
 			break;
 
 			case 'disable_pre':
-				if (!$phpbb_extension_manager->is_enabled($ext_name))
+				if (!$this->ext_manager->is_enabled($ext_name))
 				{
 					redirect($this->u_action);
 				}
 
 				$this->tpl_name = 'acp_ext_disable';
 
-				$template->assign_vars(array(
+				$this->template->assign_vars(array(
 					'PRE'				=> true,
 					'L_CONFIRM_MESSAGE'	=> $this->user->lang('EXTENSION_DISABLE_CONFIRM', $md_manager->get_metadata('display-name')),
 					'U_DISABLE'			=> $this->u_action . '&amp;action=disable&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('disable.' . $ext_name),
@@ -234,38 +255,38 @@ class acp_extensions
 			break;
 
 			case 'disable':
-				if (!$phpbb_extension_manager->is_enabled($ext_name))
+				if (!$this->ext_manager->is_enabled($ext_name))
 				{
 					redirect($this->u_action);
 				}
 
-				while ($phpbb_extension_manager->disable_step($ext_name))
+				while ($this->ext_manager->disable_step($ext_name))
 				{
 					// Are we approaching the time limit? If so we want to pause the update and continue after refreshing
 					if ((time() - $start_time) >= $safe_time_limit)
 					{
-						$template->assign_var('S_NEXT_STEP', true);
+						$this->template->assign_var('S_NEXT_STEP', true);
 
 						meta_refresh(0, $this->u_action . '&amp;action=disable&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('disable.' . $ext_name));
 					}
 				}
-				$this->log->add('admin', $user->data['user_id'], $user->ip, 'LOG_EXT_DISABLE', time(), array($ext_name));
+				$this->log->add('admin', $this->user->data['user_id'], $this->user->ip, 'LOG_EXT_DISABLE', time(), array($ext_name));
 
 				$this->tpl_name = 'acp_ext_disable';
 
-				$template->assign_vars(array(
+				$this->template->assign_vars(array(
 					'U_RETURN'	=> $this->u_action . '&amp;action=list',
 				));
 			break;
 
 			case 'delete_data_pre':
-				if ($phpbb_extension_manager->is_enabled($ext_name))
+				if ($this->ext_manager->is_enabled($ext_name))
 				{
 					redirect($this->u_action);
 				}
 				$this->tpl_name = 'acp_ext_delete_data';
 
-				$template->assign_vars(array(
+				$this->template->assign_vars(array(
 					'PRE'				=> true,
 					'L_CONFIRM_MESSAGE'	=> $this->user->lang('EXTENSION_DELETE_DATA_CONFIRM', $md_manager->get_metadata('display-name')),
 					'U_PURGE'			=> $this->u_action . '&amp;action=delete_data&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('delete_data.' . $ext_name),
@@ -273,75 +294,72 @@ class acp_extensions
 			break;
 
 			case 'delete_data':
-				if ($phpbb_extension_manager->is_enabled($ext_name))
+				if ($this->ext_manager->is_enabled($ext_name))
 				{
 					redirect($this->u_action);
 				}
 
 				try
 				{
-					while ($phpbb_extension_manager->purge_step($ext_name))
+					while ($this->ext_manager->purge_step($ext_name))
 					{
 						// Are we approaching the time limit? If so we want to pause the update and continue after refreshing
 						if ((time() - $start_time) >= $safe_time_limit)
 						{
-							$template->assign_var('S_NEXT_STEP', true);
+							$this->template->assign_var('S_NEXT_STEP', true);
 
 							meta_refresh(0, $this->u_action . '&amp;action=delete_data&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('delete_data.' . $ext_name));
 						}
 					}
-					$this->log->add('admin', $user->data['user_id'], $user->ip, 'LOG_EXT_PURGE', time(), array($ext_name));
+					$this->log->add('admin', $this->user->data['user_id'], $this->user->ip, 'LOG_EXT_PURGE', time(), array($ext_name));
 				}
 				catch (\phpbb\db\migration\exception $e)
 				{
-					$template->assign_var('MIGRATOR_ERROR', $e->getLocalisedMessage($user));
+					$this->template->assign_var('MIGRATOR_ERROR', $e->getLocalisedMessage($this->user));
 				}
 
 				$this->tpl_name = 'acp_ext_delete_data';
 
-				$template->assign_vars(array(
+				$this->template->assign_vars(array(
 					'U_RETURN'	=> $this->u_action . '&amp;action=list',
 				));
 			break;
 
 			case 'details':
 				// Output it to the template
-				$md_manager->output_template_data($template);
-
 				$meta = $md_manager->get_metadata('all');
+				$this->output_metadata_to_template($meta);
+
 				if (isset($meta['extra']['version-check']))
 				{
 					try
 					{
-						$updates_available = $phpbb_extension_manager->version_check($md_manager, $request->variable('versioncheck_force', false), $this->config['extension_force_unstable'] ? 'unstable' : null);
+						$updates_available = $this->ext_manager->version_check($md_manager, $this->request->variable('versioncheck_force', false), false, $this->config['extension_force_unstable'] ? 'unstable' : null);
 
-						$template->assign_vars(array(
+						$this->template->assign_vars(array(
 							'S_UP_TO_DATE' => empty($updates_available),
 							'UP_TO_DATE_MSG' => $this->user->lang(empty($updates_available) ? 'UP_TO_DATE' : 'NOT_UP_TO_DATE', $md_manager->get_metadata('display-name')),
 						));
 
-						foreach ($updates_available as $branch => $version_data)
-						{
-							$template->assign_block_vars('updates_available', $version_data);
-						}
+						$this->template->assign_block_vars('updates_available', $updates_available);
 					}
 					catch (exception_interface $e)
 					{
 						$message = call_user_func_array(array($this->user, 'lang'), array_merge(array($e->getMessage()), $e->get_parameters()));
 
-						$template->assign_vars(array(
+						$this->template->assign_vars(array(
 							'S_VERSIONCHECK_FAIL' => true,
 							'VERSIONCHECK_FAIL_REASON' => ($e->getMessage() !== 'VERSIONCHECK_FAIL') ? $message : '',
 						));
 					}
-					$template->assign_var('S_VERSIONCHECK', true);
+					$this->template->assign_var('S_VERSIONCHECK', true);
 				}
 				else
 				{
-					$template->assign_var('S_VERSIONCHECK', false);
+					$this->template->assign_var('S_VERSIONCHECK', false);
 				}
 
-				$template->assign_vars(array(
+				$this->template->assign_vars(array(
 					'U_BACK'				=> $this->u_action . '&amp;action=list',
 					'U_VERSIONCHECK_FORCE'	=> $this->u_action . '&amp;action=details&amp;versioncheck_force=1&amp;ext_name=' . urlencode($md_manager->get_metadata('name')),
 				));
@@ -349,21 +367,41 @@ class acp_extensions
 				$this->tpl_name = 'acp_ext_details';
 			break;
 		}
+
+		/**
+		* Event to run after a specific action on extension has completed
+		*
+		* @event core.acp_extensions_run_action_after
+		* @var	string	action			Action that has run
+		* @var	string	u_action		Url we are at
+		* @var	string	ext_name		Extension name from request
+		* @var	int		safe_time_limit	Safe limit of execution time
+		* @var	int		start_time		Start time
+		* @var	string	tpl_name		Template file to load
+		* @since 3.1.11-RC1
+		*/
+		$u_action = $this->u_action;
+		$tpl_name = $this->tpl_name;
+		$vars = array('action', 'u_action', 'ext_name', 'safe_time_limit', 'start_time', 'tpl_name');
+		extract($this->phpbb_dispatcher->trigger_event('core.acp_extensions_run_action_after', compact($vars)));
+
+		// In case they have been updated by the event
+		$this->u_action = $u_action;
+		$this->tpl_name = $tpl_name;
 	}
 
 	/**
 	* Lists all the enabled extensions and dumps to the template
 	*
-	* @param  $phpbb_extension_manager     An instance of the extension manager
 	* @return null
 	*/
-	public function list_enabled_exts(\phpbb\extension\manager $phpbb_extension_manager)
+	public function list_enabled_exts()
 	{
 		$enabled_extension_meta_data = array();
 
-		foreach ($phpbb_extension_manager->all_enabled() as $name => $location)
+		foreach ($this->ext_manager->all_enabled() as $name => $location)
 		{
-			$md_manager = $phpbb_extension_manager->create_extension_metadata_manager($name);
+			$md_manager = $this->ext_manager->create_extension_metadata_manager($name);
 
 			try
 			{
@@ -378,7 +416,7 @@ class acp_extensions
 					try
 					{
 						$force_update = $this->request->variable('versioncheck_force', false);
-						$updates = $phpbb_extension_manager->version_check($md_manager, $force_update, !$force_update);
+						$updates = $this->ext_manager->version_check($md_manager, $force_update, !$force_update);
 
 						$enabled_extension_meta_data[$name]['S_UP_TO_DATE'] = empty($updates);
 						$enabled_extension_meta_data[$name]['S_VERSIONCHECK'] = true;
@@ -426,16 +464,15 @@ class acp_extensions
 	/**
 	* Lists all the disabled extensions and dumps to the template
 	*
-	* @param  $phpbb_extension_manager     An instance of the extension manager
 	* @return null
 	*/
-	public function list_disabled_exts(\phpbb\extension\manager $phpbb_extension_manager)
+	public function list_disabled_exts()
 	{
 		$disabled_extension_meta_data = array();
 
-		foreach ($phpbb_extension_manager->all_disabled() as $name => $location)
+		foreach ($this->ext_manager->all_disabled() as $name => $location)
 		{
-			$md_manager = $phpbb_extension_manager->create_extension_metadata_manager($name);
+			$md_manager = $this->ext_manager->create_extension_metadata_manager($name);
 
 			try
 			{
@@ -448,7 +485,7 @@ class acp_extensions
 				if (isset($meta['extra']['version-check']))
 				{
 					$force_update = $this->request->variable('versioncheck_force', false);
-					$updates = $phpbb_extension_manager->version_check($md_manager, $force_update, !$force_update);
+					$updates = $this->ext_manager->version_check($md_manager, $force_update, !$force_update);
 
 					$disabled_extension_meta_data[$name]['S_UP_TO_DATE'] = empty($updates);
 					$disabled_extension_meta_data[$name]['S_VERSIONCHECK'] = true;
@@ -496,18 +533,17 @@ class acp_extensions
 	/**
 	* Lists all the available extensions and dumps to the template
 	*
-	* @param  $phpbb_extension_manager     An instance of the extension manager
 	* @return null
 	*/
-	public function list_available_exts(\phpbb\extension\manager $phpbb_extension_manager)
+	public function list_available_exts()
 	{
-		$uninstalled = array_diff_key($phpbb_extension_manager->all_available(), $phpbb_extension_manager->all_configured());
+		$uninstalled = array_diff_key($this->ext_manager->all_available(), $this->ext_manager->all_configured());
 
 		$available_extension_meta_data = array();
 
 		foreach ($uninstalled as $name => $location)
 		{
-			$md_manager = $phpbb_extension_manager->create_extension_metadata_manager($name);
+			$md_manager = $this->ext_manager->create_extension_metadata_manager($name);
 
 			try
 			{
@@ -520,7 +556,7 @@ class acp_extensions
 				if (isset($meta['extra']['version-check']))
 				{
 					$force_update = $this->request->variable('versioncheck_force', false);
-					$updates = $phpbb_extension_manager->version_check($md_manager, $force_update, !$force_update);
+					$updates = $this->ext_manager->version_check($md_manager, $force_update, !$force_update);
 
 					$available_extension_meta_data[$name]['S_UP_TO_DATE'] = empty($updates);
 					$available_extension_meta_data[$name]['S_VERSIONCHECK'] = true;
@@ -585,4 +621,41 @@ class acp_extensions
 	{
 		return strnatcasecmp($val1['META_DISPLAY_NAME'], $val2['META_DISPLAY_NAME']);
 	}
+
+	/**
+	* Outputs extension metadata into the template
+	*
+	* @param array $metadata Array with all metadata for the extension
+	* @return null
+	*/
+	public function output_metadata_to_template($metadata)
+	{
+		$this->template->assign_vars(array(
+			'META_NAME'			=> $metadata['name'],
+			'META_TYPE'			=> $metadata['type'],
+			'META_DESCRIPTION'	=> (isset($metadata['description'])) ? $metadata['description'] : '',
+			'META_HOMEPAGE'		=> (isset($metadata['homepage'])) ? $metadata['homepage'] : '',
+			'META_VERSION'		=> $metadata['version'],
+			'META_TIME'			=> (isset($metadata['time'])) ? $metadata['time'] : '',
+			'META_LICENSE'		=> $metadata['license'],
+
+			'META_REQUIRE_PHP'		=> (isset($metadata['require']['php'])) ? $metadata['require']['php'] : '',
+			'META_REQUIRE_PHP_FAIL'	=> (isset($metadata['require']['php'])) ? false : true,
+
+			'META_REQUIRE_PHPBB'		=> (isset($metadata['extra']['soft-require']['phpbb/phpbb'])) ? $metadata['extra']['soft-require']['phpbb/phpbb'] : '',
+			'META_REQUIRE_PHPBB_FAIL'	=> (isset($metadata['extra']['soft-require']['phpbb/phpbb'])) ? false : true,
+
+			'META_DISPLAY_NAME'	=> (isset($metadata['extra']['display-name'])) ? $metadata['extra']['display-name'] : '',
+		));
+
+		foreach ($metadata['authors'] as $author)
+		{
+			$this->template->assign_block_vars('meta_authors', array(
+				'AUTHOR_NAME'		=> $author['name'],
+				'AUTHOR_EMAIL'		=> (isset($author['email'])) ? $author['email'] : '',
+				'AUTHOR_HOMEPAGE'	=> (isset($author['homepage'])) ? $author['homepage'] : '',
+				'AUTHOR_ROLE'		=> (isset($author['role'])) ? $author['role'] : '',
+			));
+		}
+	}
 }
diff --git a/phpBB/includes/acp/acp_main.php b/phpBB/includes/acp/acp_main.php
index 8dec7c69bd..9b1a248923 100644
--- a/phpBB/includes/acp/acp_main.php
+++ b/phpBB/includes/acp/acp_main.php
@@ -429,24 +429,32 @@ class acp_main
 		// Version check
 		$user->add_lang('install');
 
-		if ($auth->acl_get('a_server') && version_compare(PHP_VERSION, '5.4', '<'))
+		if ($auth->acl_get('a_server') && version_compare(PHP_VERSION, '5.4.0', '<'))
 		{
 			$template->assign_vars(array(
 				'S_PHP_VERSION_OLD'	=> true,
-				'L_PHP_VERSION_OLD'	=> sprintf($user->lang['PHP_VERSION_OLD'], '<a href="https://www.phpbb.com/community/viewtopic.php?f=14&amp;t=2152375">', '</a>'),
+				'L_PHP_VERSION_OLD'	=> sprintf($user->lang['PHP_VERSION_OLD'], PHP_VERSION, '5.4.0', '<a href="https://www.phpbb.com/support/docs/en/3.2/ug/quickstart/requirements">', '</a>'),
 			));
 		}
 
 		if ($auth->acl_get('a_board'))
 		{
-			/* @var $version_helper \phpbb\version_helper */
 			$version_helper = $phpbb_container->get('version_helper');
 			try
 			{
 				$recheck = $request->variable('versioncheck_force', false);
-				$updates_available = $version_helper->get_suggested_updates($recheck);
+				$updates_available = $version_helper->get_update_on_branch($recheck);
+				$upgrades_available = $version_helper->get_suggested_updates();
+				if (!empty($upgrades_available))
+				{
+					$upgrades_available = array_pop($upgrades_available);
+				}
 
-				$template->assign_var('S_VERSION_UP_TO_DATE', empty($updates_available));
+				$template->assign_vars(array(
+					'S_VERSION_UP_TO_DATE'		=> empty($updates_available),
+					'S_VERSION_UPGRADEABLE'		=> !empty($upgrades_available),
+					'UPGRADE_INSTRUCTIONS'		=> !empty($upgrades_available) ? $user->lang('UPGRADE_INSTRUCTIONS', $upgrades_available['current'], $upgrades_available['announcement']) : false,
+				));
 			}
 			catch (\RuntimeException $e)
 			{
@@ -569,6 +577,7 @@ class acp_main
 			'S_TOTAL_ORPHAN'	=> ($total_orphan === false) ? false : true,
 			'GZIP_COMPRESSION'	=> ($config['gzip_compress'] && @extension_loaded('zlib')) ? $user->lang['ON'] : $user->lang['OFF'],
 			'DATABASE_INFO'		=> $db->sql_server_info(),
+			'PHP_VERSION_INFO'	=> PHP_VERSION,
 			'BOARD_VERSION'		=> $config['version'],
 
 			'U_ACTION'			=> $this->u_action,
diff --git a/phpBB/includes/acp/acp_styles.php b/phpBB/includes/acp/acp_styles.php
index 7878cbc8e9..b954f90451 100644
--- a/phpBB/includes/acp/acp_styles.php
+++ b/phpBB/includes/acp/acp_styles.php
@@ -448,6 +448,9 @@ class acp_styles
 			trigger_error($this->user->lang['NO_MATCHING_STYLES_FOUND'] . adm_back_link($this->u_action), E_USER_WARNING);
 		}
 
+		// Read style configuration file
+		$style_cfg = $this->read_style_cfg($style['style_path']);
+
 		// Find all available parent styles
 		$list = $this->find_possible_parents($styles, $id);
 
@@ -595,6 +598,7 @@ class acp_styles
 			'STYLE_ID'			=> $style['style_id'],
 			'STYLE_NAME'		=> htmlspecialchars($style['style_name']),
 			'STYLE_PATH'		=> htmlspecialchars($style['style_path']),
+			'STYLE_VERSION'		=> htmlspecialchars($style_cfg['style_version']),
 			'STYLE_COPYRIGHT'	=> strip_tags($style['style_copyright']),
 			'STYLE_PARENT'		=> $style['style_parent_id'],
 			'S_STYLE_ACTIVE'	=> $style['style_active'],
diff --git a/phpBB/includes/acp/acp_update.php b/phpBB/includes/acp/acp_update.php
index b88e6d3984..b52f315d7f 100644
--- a/phpBB/includes/acp/acp_update.php
+++ b/phpBB/includes/acp/acp_update.php
@@ -38,7 +38,12 @@ class acp_update
 		try
 		{
 			$recheck = $request->variable('versioncheck_force', false);
-			$updates_available = $version_helper->get_suggested_updates($recheck);
+			$updates_available = $version_helper->get_update_on_branch($recheck);
+			$upgrades_available = $version_helper->get_suggested_updates();
+			if (!empty($upgrades_available))
+			{
+				$upgrades_available = array_pop($upgrades_available);
+			}
 		}
 		catch (\RuntimeException $e)
 		{
@@ -47,10 +52,7 @@ class acp_update
 			$updates_available = array();
 		}
 
-		foreach ($updates_available as $branch => $version_data)
-		{
-			$template->assign_block_vars('updates_available', $version_data);
-		}
+		$template->assign_block_vars('updates_available', $updates_available);
 
 		$update_link = $phpbb_root_path . 'install/app.' . $phpEx;
 
@@ -62,6 +64,8 @@ class acp_update
 			'CURRENT_VERSION'		=> $config['version'],
 
 			'UPDATE_INSTRUCTIONS'	=> sprintf($user->lang['UPDATE_INSTRUCTIONS'], $update_link),
+			'S_VERSION_UPGRADEABLE'		=> !empty($upgrades_available),
+			'UPGRADE_INSTRUCTIONS'		=> !empty($upgrades_available) ? $user->lang('UPGRADE_INSTRUCTIONS', $upgrades_available['current'], $upgrades_available['announcement']) : false,
 		));
 
 		// Incomplete update?
diff --git a/phpBB/includes/acp/acp_users.php b/phpBB/includes/acp/acp_users.php
index 25e9d6f658..5a2b1445dc 100644
--- a/phpBB/includes/acp/acp_users.php
+++ b/phpBB/includes/acp/acp_users.php
@@ -2018,7 +2018,9 @@ class acp_users
 				$enable_smilies	= ($config['allow_sig_smilies']) ? $this->optionget($user_row, 'sig_smilies') : false;
 				$enable_urls	= ($config['allow_sig_links']) ? $this->optionget($user_row, 'sig_links') : false;
 
-				$decoded_message	= generate_text_for_edit($user_row['user_sig'], $user_row['user_sig_bbcode_uid'], $user_row['user_sig_bbcode_bitfield']);
+				$bbcode_flags = ($enable_bbcode ? OPTION_FLAG_BBCODE : 0) + ($enable_smilies ? OPTION_FLAG_SMILIES : 0) + ($enable_urls ? OPTION_FLAG_LINKS : 0);
+
+				$decoded_message	= generate_text_for_edit($user_row['user_sig'], $user_row['user_sig_bbcode_uid'], $bbcode_flags);
 				$signature			= $request->variable('signature', $decoded_message['text'], true);
 				$signature_preview	= '';
 
diff --git a/phpBB/includes/acp/info/acp_logs.php b/phpBB/includes/acp/info/acp_logs.php
index efa35b2118..1be7b2883d 100644
--- a/phpBB/includes/acp/info/acp_logs.php
+++ b/phpBB/includes/acp/info/acp_logs.php
@@ -15,15 +15,30 @@ class acp_logs_info
 {
 	function module()
 	{
+		global $phpbb_dispatcher;
+
+		$modes = array(
+			'admin'		=> array('title' => 'ACP_ADMIN_LOGS', 'auth' => 'acl_a_viewlogs', 'cat' => array('ACP_FORUM_LOGS')),
+			'mod'		=> array('title' => 'ACP_MOD_LOGS', 'auth' => 'acl_a_viewlogs', 'cat' => array('ACP_FORUM_LOGS')),
+			'users'		=> array('title' => 'ACP_USERS_LOGS', 'auth' => 'acl_a_viewlogs', 'cat' => array('ACP_FORUM_LOGS')),
+			'critical'	=> array('title' => 'ACP_CRITICAL_LOGS', 'auth' => 'acl_a_viewlogs', 'cat' => array('ACP_FORUM_LOGS')),
+		);
+
+		/**
+		* Event to add or modify ACP log modulemodes
+		*
+		* @event core.acp_logs_info_modify_modes
+		* @var	array	modes	Array with modes info
+		* @since 3.1.11-RC1
+		* @since 3.2.1-RC1
+		*/
+		$vars = array('modes');
+		extract($phpbb_dispatcher->trigger_event('core.acp_logs_info_modify_modes', compact($vars)));
+
 		return array(
 			'filename'	=> 'acp_logs',
 			'title'		=> 'ACP_LOGGING',
-			'modes'		=> array(
-				'admin'		=> array('title' => 'ACP_ADMIN_LOGS', 'auth' => 'acl_a_viewlogs', 'cat' => array('ACP_FORUM_LOGS')),
-				'mod'		=> array('title' => 'ACP_MOD_LOGS', 'auth' => 'acl_a_viewlogs', 'cat' => array('ACP_FORUM_LOGS')),
-				'users'		=> array('title' => 'ACP_USERS_LOGS', 'auth' => 'acl_a_viewlogs', 'cat' => array('ACP_FORUM_LOGS')),
-				'critical'	=> array('title' => 'ACP_CRITICAL_LOGS', 'auth' => 'acl_a_viewlogs', 'cat' => array('ACP_FORUM_LOGS')),
-			),
+			'modes'		=> $modes,
 		);
 	}