19 files changed, 328 insertions, 412 deletions
diff --git a/phpBB/includes/acp/acp_attachments.php b/phpBB/includes/acp/acp_attachments.php
index a7035f38b7..274aa97122 100644
--- a/phpBB/includes/acp/acp_attachments.php
+++ b/phpBB/includes/acp/acp_attachments.php
@@ -606,7 +606,6 @@ class acp_attachments
 				$cat_lang = array(
 					ATTACHMENT_CATEGORY_NONE		=> $user->lang['NO_FILE_CAT'],
 					ATTACHMENT_CATEGORY_IMAGE		=> $user->lang['CAT_IMAGES'],
-					ATTACHMENT_CATEGORY_FLASH		=> $user->lang['CAT_FLASH_FILES'],
 				);
 
 				$group_id = $request->variable('g', 0);
@@ -1389,7 +1388,6 @@ class acp_attachments
 		$types = array(
 			ATTACHMENT_CATEGORY_NONE		=> $user->lang['NO_FILE_CAT'],
 			ATTACHMENT_CATEGORY_IMAGE		=> $user->lang['CAT_IMAGES'],
-			ATTACHMENT_CATEGORY_FLASH		=> $user->lang['CAT_FLASH_FILES'],
 		);
 
 		if ($group_id)
diff --git a/phpBB/includes/acp/acp_bbcodes.php b/phpBB/includes/acp/acp_bbcodes.php
index 1f7374a07f..b59f9e3a39 100644
--- a/phpBB/includes/acp/acp_bbcodes.php
+++ b/phpBB/includes/acp/acp_bbcodes.php
@@ -451,144 +451,7 @@ class acp_bbcodes
 	function build_regexp(&$bbcode_match, &$bbcode_tpl)
 	{
 		$bbcode_match = trim($bbcode_match);
-		$bbcode_tpl = trim($bbcode_tpl);
-
-		// Allow unicode characters for URL|LOCAL_URL|RELATIVE_URL|INTTEXT tokens
-		$utf8 = preg_match('/(URL|LOCAL_URL|RELATIVE_URL|INTTEXT)/', $bbcode_match);
-
-		$fp_match = preg_quote($bbcode_match, '!');
-		$fp_replace = preg_replace('#^\[(.*?)\]#', '[$1:$uid]', $bbcode_match);
-		$fp_replace = preg_replace('#\[/(.*?)\]$#', '[/$1:$uid]', $fp_replace);
-
-		$sp_match = preg_quote($bbcode_match, '!');
-		$sp_match = preg_replace('#^\\\\\[(.*?)\\\\\]#', '\[$1:$uid\]', $sp_match);
-		$sp_match = preg_replace('#\\\\\[/(.*?)\\\\\]$#', '\[/$1:$uid\]', $sp_match);
-		$sp_replace = $bbcode_tpl;
-
-		// @todo Make sure to change this too if something changed in message parsing
-		$tokens = array(
-			'URL'	 => array(
-				'!(?:(' . str_replace(array('!', '\#'), array('\!', '#'), get_preg_expression('url')) . ')|(' . str_replace(array('!', '\#'), array('\!', '#'), get_preg_expression('www_url')) . '))!ie'	=>	"\$this->bbcode_specialchars(('\$1') ? '\$1' : 'http://\$2')"
-			),
-			'LOCAL_URL'	 => array(
-				'!(' . str_replace(array('!', '\#'), array('\!', '#'), get_preg_expression('relative_url')) . ')!e'	=>	"\$this->bbcode_specialchars('$1')"
-			),
-			'RELATIVE_URL'	=> array(
-				'!(' . str_replace(array('!', '\#'), array('\!', '#'), get_preg_expression('relative_url')) . ')!e'	=>	"\$this->bbcode_specialchars('$1')"
-			),
-			'EMAIL' => array(
-				'!(' . get_preg_expression('email') . ')!ie'	=>	"\$this->bbcode_specialchars('$1')"
-			),
-			'TEXT' => array(
-				'!(.*?)!es'	 =>	"str_replace(array(\"\\r\\n\", '\\\"', '\\'', '(', ')'), array(\"\\n\", '\"', '&#39;', '&#40;', '&#41;'), trim('\$1'))"
-			),
-			'SIMPLETEXT' => array(
-				'!([a-zA-Z0-9-+.,_ ]+)!'	 =>	"$1"
-			),
-			'INTTEXT' => array(
-				'!([\p{L}\p{N}\-+,_. ]+)!u'	 =>	"$1"
-			),
-			'IDENTIFIER' => array(
-				'!([a-zA-Z0-9-_]+)!'	 =>	"$1"
-			),
-			'COLOR' => array(
-				'!([a-z]+|#[0-9abcdef]+)!i'	=>	'$1'
-			),
-			'NUMBER' => array(
-				'!([0-9]+)!'	=>	'$1'
-			)
-		);
-
-		$sp_tokens = array(
-			'URL'	 => '(?i)((?:' . str_replace(array('!', '\#'), array('\!', '#'), get_preg_expression('url')) . ')|(?:' . str_replace(array('!', '\#'), array('\!', '#'), get_preg_expression('www_url')) . '))(?-i)',
-			'LOCAL_URL'	 => '(?i)(' . str_replace(array('!', '\#'), array('\!', '#'), get_preg_expression('relative_url')) . ')(?-i)',
-			'RELATIVE_URL'	 => '(?i)(' . str_replace(array('!', '\#'), array('\!', '#'), get_preg_expression('relative_url')) . ')(?-i)',
-			'EMAIL' => '(' . get_preg_expression('email') . ')',
-			'TEXT' => '(.*?)',
-			'SIMPLETEXT' => '([a-zA-Z0-9-+.,_ ]+)',
-			'INTTEXT' => '([\p{L}\p{N}\-+,_. ]+)',
-			'IDENTIFIER' => '([a-zA-Z0-9-_]+)',
-			'COLOR' => '([a-zA-Z]+|#[0-9abcdefABCDEF]+)',
-			'NUMBER' => '([0-9]+)',
-		);
-
-		$pad = 0;
-		$modifiers = 'i';
-		$modifiers .= ($utf8) ? 'u' : '';
-
-		if (preg_match_all('/\{(' . implode('|', array_keys($tokens)) . ')[0-9]*\}/i', $bbcode_match, $m))
-		{
-			foreach ($m[0] as $n => $token)
-			{
-				$token_type = $m[1][$n];
-
-				reset($tokens[strtoupper($token_type)]);
-				list($match, $replace) = each($tokens[strtoupper($token_type)]);
-
-				// Pad backreference numbers from tokens
-				if (preg_match_all('/(?<!\\\\)\$([0-9]+)/', $replace, $repad))
-				{
-					$repad = $pad + count(array_unique($repad[0]));
-					$replace = preg_replace_callback('/(?<!\\\\)\$([0-9]+)/', function ($match) use ($pad) {
-						return '${' . ($match[1] + $pad) . '}';
-					}, $replace);
-					$pad = $repad;
-				}
-
-				// Obtain pattern modifiers to use and alter the regex accordingly
-				$regex = preg_replace('/!(.*)!([a-z]*)/', '$1', $match);
-				$regex_modifiers = preg_replace('/!(.*)!([a-z]*)/', '$2', $match);
-
-				for ($i = 0, $size = strlen($regex_modifiers); $i < $size; ++$i)
-				{
-					if (strpos($modifiers, $regex_modifiers[$i]) === false)
-					{
-						$modifiers .= $regex_modifiers[$i];
-
-						if ($regex_modifiers[$i] == 'e')
-						{
-							$fp_replace = "'" . str_replace("'", "\\'", $fp_replace) . "'";
-						}
-					}
-
-					if ($regex_modifiers[$i] == 'e')
-					{
-						$replace = "'.$replace.'";
-					}
-				}
-
-				$fp_match = str_replace(preg_quote($token, '!'), $regex, $fp_match);
-				$fp_replace = str_replace($token, $replace, $fp_replace);
-
-				$sp_match = str_replace(preg_quote($token, '!'), $sp_tokens[$token_type], $sp_match);
-
-				// Prepend the board url to local relative links
-				$replace_prepend = ($token_type === 'LOCAL_URL') ? generate_board_url() . '/' : '';
-
-				$sp_replace = str_replace($token, $replace_prepend . '${' . ($n + 1) . '}', $sp_replace);
-			}
-
-			$fp_match = '!' . $fp_match . '!' . $modifiers;
-			$sp_match = '!' . $sp_match . '!s' . (($utf8) ? 'u' : '');
-
-			if (strpos($fp_match, 'e') !== false)
-			{
-				$fp_replace = str_replace("'.'", '', $fp_replace);
-				$fp_replace = str_replace(".''.", '.', $fp_replace);
-			}
-		}
-		else
-		{
-			// No replacement is present, no need for a second-pass pattern replacement
-			// A simple str_replace will suffice
-			$fp_match = '!' . $fp_match . '!' . $modifiers;
-			$sp_match = $fp_replace;
-			$sp_replace = '';
-		}
-
-		// Lowercase tags
 		$bbcode_tag = preg_replace('/.*?\[([a-z0-9_-]+).*/i', '$1', $bbcode_match);
-		$bbcode_search = preg_replace('/.*?\[([a-z0-9_-]+).*/i', '$1', $bbcode_match);
 
 		if (!preg_match('/^[a-zA-Z0-9_-]+$/', $bbcode_tag))
 		{
@@ -596,25 +459,13 @@ class acp_bbcodes
 			trigger_error($user->lang['BBCODE_INVALID'] . adm_back_link($this->u_action), E_USER_WARNING);
 		}
 
-		$fp_match = preg_replace_callback('#\[/?' . $bbcode_search . '#i', function ($match) {
-			return strtolower($match[0]);
-		}, $fp_match);
-		$fp_replace = preg_replace_callback('#\[/?' . $bbcode_search . '#i', function ($match) {
-			return strtolower($match[0]);
-		}, $fp_replace);
-		$sp_match = preg_replace_callback('#\[/?' . $bbcode_search . '#i', function ($match) {
-			return strtolower($match[0]);
-		}, $sp_match);
-		$sp_replace = preg_replace_callback('#\[/?' . $bbcode_search . '#i', function ($match) {
-			return strtolower($match[0]);
-		}, $sp_replace);
-
 		return array(
 			'bbcode_tag'				=> $bbcode_tag,
-			'first_pass_match'			=> $fp_match,
-			'first_pass_replace'		=> $fp_replace,
-			'second_pass_match'			=> $sp_match,
-			'second_pass_replace'		=> $sp_replace
+			'first_pass_match'			=> '/(?!)/',
+			'first_pass_replace'		=> '',
+			// Use a non-matching, valid regexp to effectively disable this BBCode
+			'second_pass_match'			=> '/(?!)/',
+			'second_pass_replace'		=> ''
 		);
 	}
 }
diff --git a/phpBB/includes/acp/acp_board.php b/phpBB/includes/acp/acp_board.php
index e348c769bd..083bd5adac 100644
--- a/phpBB/includes/acp/acp_board.php
+++ b/phpBB/includes/acp/acp_board.php
@@ -85,34 +85,25 @@ class acp_board
 				$display_vars = array(
 					'title'	=> 'ACP_BOARD_FEATURES',
 					'vars'	=> array(
-						'legend1'				=> 'ACP_BOARD_FEATURES',
-						'allow_privmsg'			=> array('lang' => 'BOARD_PM',				'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
-						'allow_topic_notify'	=> array('lang' => 'ALLOW_TOPIC_NOTIFY',	'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'allow_forum_notify'	=> array('lang' => 'ALLOW_FORUM_NOTIFY',	'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'allow_namechange'		=> array('lang' => 'ALLOW_NAME_CHANGE',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'allow_attachments'		=> array('lang' => 'ALLOW_ATTACHMENTS',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'allow_pm_attach'		=> array('lang' => 'ALLOW_PM_ATTACHMENTS',	'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'allow_pm_report'		=> array('lang' => 'ALLOW_PM_REPORT',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
-						'allow_bbcode'			=> array('lang' => 'ALLOW_BBCODE',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'allow_smilies'			=> array('lang' => 'ALLOW_SMILIES',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'allow_sig'				=> array('lang' => 'ALLOW_SIG',				'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
+						'legend1'						=> 'ACP_BOARD_FEATURES',
+						'allow_privmsg'					=> array('lang' => 'BOARD_PM',						'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
+						'allow_topic_notify'			=> array('lang' => 'ALLOW_TOPIC_NOTIFY',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
+						'allow_forum_notify'			=> array('lang' => 'ALLOW_FORUM_NOTIFY',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
+						'allow_namechange'				=> array('lang' => 'ALLOW_NAME_CHANGE',				'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
+						'allow_attachments'				=> array('lang' => 'ALLOW_ATTACHMENTS',				'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
+						'allow_pm_attach'				=> array('lang' => 'ALLOW_PM_ATTACHMENTS',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
+						'allow_pm_report'				=> array('lang' => 'ALLOW_PM_REPORT',				'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
+						'allow_bbcode'					=> array('lang' => 'ALLOW_BBCODE',					'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
+						'allow_smilies'					=> array('lang' => 'ALLOW_SMILIES',					'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
+						'allow_sig'						=> array('lang' => 'ALLOW_SIG',						'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
 						'allow_board_notifications'		=> array('lang' => 'ALLOW_BOARD_NOTIFICATIONS',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'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),
-						'allow_birthdays'		=> array('lang' => 'ALLOW_BIRTHDAYS',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
-						'display_last_subject'	=> array('lang' => 'DISPLAY_LAST_SUBJECT',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
-						'allow_quick_reply'		=> array('lang' => 'ALLOW_QUICK_REPLY',		'validate' => 'bool',	'type' => 'custom', 'method' => 'quick_reply', 'explain' => true),
-
-						'legend2'				=> 'ACP_LOAD_SETTINGS',
-						'load_birthdays'		=> array('lang' => 'YES_BIRTHDAYS',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
-						'load_moderators'		=> array('lang' => 'YES_MODERATORS',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'load_jumpbox'			=> array('lang' => 'YES_JUMPBOX',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'load_cpf_memberlist'	=> array('lang' => 'LOAD_CPF_MEMBERLIST',	'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'load_cpf_pm'			=> array('lang' => 'LOAD_CPF_PM',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain'	=> false),
-						'load_cpf_viewprofile'	=> array('lang' => 'LOAD_CPF_VIEWPROFILE',	'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
-						'load_cpf_viewtopic'	=> array('lang' => 'LOAD_CPF_VIEWTOPIC',	'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
+						'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),
+						'allow_birthdays'				=> array('lang' => 'ALLOW_BIRTHDAYS',				'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
+						'display_last_subject'			=> array('lang' => 'DISPLAY_LAST_SUBJECT',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
+						'allow_quick_reply'				=> array('lang' => 'ALLOW_QUICK_REPLY',				'validate' => 'bool',	'type' => 'custom', 'method' => 'quick_reply', 'explain' => true),
 
-						'legend3'					=> 'ACP_SUBMIT_CHANGES',
+						'legend2'							=> 'ACP_SUBMIT_CHANGES',
 					)
 				);
 			break;
diff --git a/phpBB/includes/acp/acp_extensions.php b/phpBB/includes/acp/acp_extensions.php
index a1cb2108e7..2929de3c4f 100644
--- a/phpBB/includes/acp/acp_extensions.php
+++ b/phpBB/includes/acp/acp_extensions.php
@@ -38,7 +38,7 @@ class acp_extensions
 	private $phpbb_container;
 	private $php_ini;
 
-	function main()
+	function main($id, $mode)
 	{
 		// Start the page
 		global $config, $user, $template, $request, $phpbb_extension_manager, $phpbb_root_path, $phpbb_log, $phpbb_dispatcher, $phpbb_container;
@@ -182,13 +182,19 @@ class acp_extensions
 					redirect($this->u_action);
 				}
 
-				$this->tpl_name = 'acp_ext_enable';
-
-				$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.' . $ext_name),
-				));
+				if (confirm_box(true))
+				{
+					redirect($this->u_action . '&amp;action=enable&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('enable.' . $ext_name));
+				}
+				else
+				{
+					confirm_box(false, $this->user->lang('EXTENSION_ENABLE_CONFIRM', $md_manager->get_metadata('display-name')), build_hidden_fields(array(
+						'i'			=> $id,
+						'mode'		=> $mode,
+						'action'	=> 'enable_pre',
+						'ext_name'	=> $ext_name,
+					)));
+				}
 			break;
 
 			case 'enable':
@@ -215,9 +221,8 @@ class acp_extensions
 						// 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)
 						{
-							$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));
+							trigger_error('EXTENSION_ENABLE_IN_PROGRESS', E_USER_NOTICE);
 						}
 					}
 
@@ -233,14 +238,22 @@ class acp_extensions
 				}
 				catch (\phpbb\db\migration\exception $e)
 				{
-					$this->template->assign_var('MIGRATOR_ERROR', $e->getLocalisedMessage($this->user));
+					trigger_error($this->user->lang('MIGRATION_EXCEPTION_ERROR', $e->getLocalisedMessage($this->user)), E_USER_WARNING);
 				}
 
-				$this->tpl_name = 'acp_ext_enable';
-
-				$this->template->assign_vars(array(
-					'U_RETURN'		=> $this->u_action . '&amp;action=list',
-				));
+				if ($this->request->is_ajax())
+				{
+					$actions = $this->output_actions('enabled', [
+						'DISABLE'	=> $this->u_action . '&amp;action=disable_pre&amp;ext_name=' . urlencode($ext_name),
+					]);
+
+					$json_response = new \phpbb\json_response;
+					$json_response->send(array(
+						'EXT_ENABLE_SUCCESS'	=> true,
+						'ACTIONS'				=> $actions,
+					));
+				}
+				trigger_error($this->user->lang('EXTENSION_ENABLE_SUCCESS') . adm_back_link($this->u_action), E_USER_NOTICE);
 			break;
 
 			case 'disable_pre':
@@ -249,13 +262,19 @@ class acp_extensions
 					redirect($this->u_action);
 				}
 
-				$this->tpl_name = 'acp_ext_disable';
-
-				$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.' . $ext_name),
-				));
+				if (confirm_box(true))
+				{
+					redirect($this->u_action . '&amp;action=disable&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('disable.' . $ext_name));
+				}
+				else
+				{
+					confirm_box(false, $this->user->lang('EXTENSION_DISABLE_CONFIRM', $md_manager->get_metadata('display-name')), build_hidden_fields(array(
+						'i'			=> $id,
+						'mode'		=> $mode,
+						'action'	=> 'disable_pre',
+						'ext_name'	=> $ext_name,
+					)));
+				}
 			break;
 
 			case 'disable':
@@ -272,15 +291,25 @@ class acp_extensions
 						$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));
+						trigger_error('EXTENSION_DISABLE_IN_PROGRESS', E_USER_NOTICE);
 					}
 				}
 				$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';
-
-				$this->template->assign_vars(array(
-					'U_RETURN'	=> $this->u_action . '&amp;action=list',
-				));
+				if ($this->request->is_ajax())
+				{
+					$actions = $this->output_actions('disabled', [
+						'ENABLE'		=> $this->u_action . '&amp;action=enable_pre&amp;ext_name=' . urlencode($ext_name),
+						'DELETE_DATA'	=> $this->u_action . '&amp;action=delete_data_pre&amp;ext_name=' . urlencode($ext_name),
+					]);
+
+					$json_response = new \phpbb\json_response;
+					$json_response->send(array(
+						'EXT_DISABLE_SUCCESS'	=> true,
+						'ACTIONS'				=> $actions,
+					));
+				}
+				trigger_error($this->user->lang('EXTENSION_DISABLE_SUCCESS') . adm_back_link($this->u_action), E_USER_NOTICE);
 			break;
 
 			case 'delete_data_pre':
@@ -288,13 +317,20 @@ class acp_extensions
 				{
 					redirect($this->u_action);
 				}
-				$this->tpl_name = 'acp_ext_delete_data';
 
-				$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.' . $ext_name),
-				));
+				if (confirm_box(true))
+				{
+					redirect($this->u_action . '&amp;action=delete_data&amp;ext_name=' . urlencode($ext_name) . '&amp;hash=' . generate_link_hash('delete_data.' . $ext_name));
+				}
+				else
+				{
+					confirm_box(false, $this->user->lang('EXTENSION_DELETE_DATA_CONFIRM', $md_manager->get_metadata('display-name')), build_hidden_fields(array(
+						'i'			=> $id,
+						'mode'		=> $mode,
+						'action'	=> 'delete_data_pre',
+						'ext_name'	=> $ext_name,
+					)));
+				}
 			break;
 
 			case 'delete_data':
@@ -313,20 +349,29 @@ class acp_extensions
 							$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));
+							trigger_error('EXTENSION_DELETE_DATA_IN_PROGRESS', E_USER_NOTICE);
 						}
 					}
 					$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)
 				{
-					$this->template->assign_var('MIGRATOR_ERROR', $e->getLocalisedMessage($this->user));
+					trigger_error($this->user->lang('MIGRATION_EXCEPTION_ERROR', $e->getLocalisedMessage($this->user)), E_USER_WARNING);
 				}
 
-				$this->tpl_name = 'acp_ext_delete_data';
-
-				$this->template->assign_vars(array(
-					'U_RETURN'	=> $this->u_action . '&amp;action=list',
-				));
+				if ($this->request->is_ajax())
+				{
+					$actions = $this->output_actions('disabled', [
+						'ENABLE'		=> $this->u_action . '&amp;action=enable_pre&amp;ext_name=' . urlencode($ext_name),
+					]);
+
+					$json_response = new \phpbb\json_response;
+					$json_response->send(array(
+						'EXT_DELETE_DATA_SUCCESS'	=> true,
+						'ACTIONS'					=> $actions,
+					));
+				}
+				trigger_error($this->user->lang('EXTENSION_DELETE_DATA_SUCCESS') . adm_back_link($this->u_action), E_USER_NOTICE);
 			break;
 
 			case 'details':
@@ -605,17 +650,37 @@ class acp_extensions
 	*
 	* @param string $block
 	* @param array $actions
+	* @return array List of actions to be performed on the extension
 	*/
 	private function output_actions($block, $actions)
 	{
-		foreach ($actions as $lang => $url)
+		$vars_ary = array();
+		foreach ($actions as $lang => $options)
 		{
-			$this->template->assign_block_vars($block . '.actions', array(
+			$url = $options;
+			if (is_array($options))
+			{
+				$url = $options['url'];
+			}
+
+			$vars = array(
 				'L_ACTION'			=> $this->user->lang('EXTENSION_' . $lang),
 				'L_ACTION_EXPLAIN'	=> (isset($this->user->lang['EXTENSION_' . $lang . '_EXPLAIN'])) ? $this->user->lang('EXTENSION_' . $lang . '_EXPLAIN') : '',
 				'U_ACTION'			=> $url,
-			));
+				'ACTION_AJAX'		=> 'ext_' . strtolower($lang),
+			);
+
+			if (isset($options['color']))
+			{
+				$vars['COLOR'] = $options['color'];
+			}
+
+			$this->template->assign_block_vars($block . '.actions', $vars);
+
+			$vars_ary[] = $vars;
 		}
+
+		return $vars_ary;
 	}
 
 	/**
diff --git a/phpBB/includes/acp/acp_main.php b/phpBB/includes/acp/acp_main.php
index 8f169d15a7..27fac54777 100644
--- a/phpBB/includes/acp/acp_main.php
+++ b/phpBB/includes/acp/acp_main.php
@@ -657,7 +657,7 @@ class acp_main
 		}
 
 		// Warn if install is still present
-		if (file_exists($phpbb_root_path . 'install') && !is_file($phpbb_root_path . 'install'))
+		if (!defined('IN_INSTALL') && !$phpbb_container->getParameter('allow_install_dir') && file_exists($phpbb_root_path . 'install') && !is_file($phpbb_root_path . 'install'))
 		{
 			$template->assign_var('S_REMOVE_INSTALL', true);
 		}
diff --git a/phpBB/includes/compatibility_globals.php b/phpBB/includes/compatibility_globals.php
index ad394e3782..15880d4bc8 100644
--- a/phpBB/includes/compatibility_globals.php
+++ b/phpBB/includes/compatibility_globals.php
@@ -18,6 +18,14 @@ if (!defined('IN_PHPBB'))
 	exit;
 }
 
+//
+// Deprecated globals
+//
+define('ATTACHMENT_CATEGORY_WM', 2); // Windows Media Files - Streaming - @deprecated 3.2
+define('ATTACHMENT_CATEGORY_RM', 3); // Real Media Files - Streaming - @deprecated 3.2
+define('ATTACHMENT_CATEGORY_QUICKTIME', 6); // Quicktime/Mov files - @deprecated 3.2
+define('ATTACHMENT_CATEGORY_FLASH', 5); // Flash/SWF files - @deprecated 3.3
+
 /**
  * Sets compatibility globals in the global scope
  *
diff --git a/phpBB/includes/constants.php b/phpBB/includes/constants.php
index 89d056f2e1..9f7a325a2b 100644
--- a/phpBB/includes/constants.php
+++ b/phpBB/includes/constants.php
@@ -28,7 +28,7 @@ if (!defined('IN_PHPBB'))
 */
 
 // phpBB Version
-@define('PHPBB_VERSION', '3.2.8-dev');
+@define('PHPBB_VERSION', '3.3.0-b1-dev');
 
 // QA-related
 // define('PHPBB_QA', 1);
@@ -171,11 +171,7 @@ define('CONFIRM_REPORT', 4);
 // Categories - Attachments
 define('ATTACHMENT_CATEGORY_NONE', 0);
 define('ATTACHMENT_CATEGORY_IMAGE', 1); // Inline Images
-define('ATTACHMENT_CATEGORY_WM', 2); // Windows Media Files - Streaming - @deprecated 3.2
-define('ATTACHMENT_CATEGORY_RM', 3); // Real Media Files - Streaming - @deprecated 3.2
 define('ATTACHMENT_CATEGORY_THUMB', 4); // Not used within the database, only while displaying posts
-define('ATTACHMENT_CATEGORY_FLASH', 5); // Flash/SWF files
-define('ATTACHMENT_CATEGORY_QUICKTIME', 6); // Quicktime/Mov files - @deprecated 3.2
 
 // BBCode UID length
 define('BBCODE_UID_LEN', 8);
diff --git a/phpBB/includes/functions.php b/phpBB/includes/functions.php
index 5234c3472d..c3108f6f8e 100644
--- a/phpBB/includes/functions.php
+++ b/phpBB/includes/functions.php
@@ -52,18 +52,6 @@ function phpbb_load_extensions_autoloaders($phpbb_root_path)
 }
 
 /**
-* Casts a variable to the given type.
-*
-* @deprecated
-*/
-function set_var(&$result, $var, $type, $multibyte = false)
-{
-	// no need for dependency injection here, if you have the object, call the method yourself!
-	$type_cast_helper = new \phpbb\request\type_cast_helper();
-	$type_cast_helper->set_var($result, $var, $type, $multibyte);
-}
-
-/**
 * Generates an alphanumeric random string of given length
 *
 * @param int $num_chars Length of random string, defaults to 8.
@@ -3332,6 +3320,7 @@ function msg_handler($errno, $msg_text, $errfile, $errline)
 {
 	global $cache, $db, $auth, $template, $config, $user, $request;
 	global $phpbb_root_path, $msg_title, $msg_long_text, $phpbb_log;
+	global $phpbb_container;
 
 	// Do not display notices if we suppress them via @
 	if (error_reporting() == 0 && $errno != E_USER_ERROR && $errno != E_USER_WARNING && $errno != E_USER_NOTICE)
@@ -3352,7 +3341,7 @@ function msg_handler($errno, $msg_text, $errfile, $errline)
 
 			// Check the error reporting level and return if the error level does not match
 			// If DEBUG is defined the default level is E_ALL
-			if (($errno & ((defined('DEBUG')) ? E_ALL : error_reporting())) == 0)
+			if (($errno & ($phpbb_container->getParameter('debug.show_errors') ? E_ALL : error_reporting())) == 0)
 			{
 				return;
 			}
@@ -3410,7 +3399,7 @@ function msg_handler($errno, $msg_text, $errfile, $errline)
 				$log_text .= '<br /><br />BACKTRACE<br />' . $backtrace;
 			}
 
-			if (defined('IN_INSTALL') || defined('DEBUG') || isset($auth) && $auth->acl_get('a_'))
+			if (defined('IN_INSTALL') || $phpbb_container->getParameter('debug.show_errors') || isset($auth) && $auth->acl_get('a_'))
 			{
 				$msg_text = $log_text;
 
@@ -4298,7 +4287,8 @@ function page_header($page_title = '', $display_online_list = false, $item_id =
 	}
 	else
 	{
-		$u_login_logout = append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=login');
+		$redirect = $request->variable('redirect', rawurlencode($user->page['page']));
+		$u_login_logout = append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=login&amp;redirect=' . $redirect);
 		$l_login_logout = $user->lang['LOGIN'];
 	}
 
@@ -4640,7 +4630,9 @@ function page_header($page_title = '', $display_online_list = false, $item_id =
 */
 function phpbb_check_and_display_sql_report(\phpbb\request\request_interface $request, \phpbb\auth\auth $auth, \phpbb\db\driver\driver_interface $db)
 {
-	if ($request->variable('explain', false) && $auth->acl_get('a_') && defined('DEBUG'))
+	global $phpbb_container;
+
+	if ($phpbb_container->getParameter('debug.sql_explain') && $request->variable('explain', false) && $auth->acl_get('a_'))
 	{
 		$db->sql_report('display');
 	}
@@ -4658,19 +4650,22 @@ function phpbb_check_and_display_sql_report(\phpbb\request\request_interface $re
 */
 function phpbb_generate_debug_output(\phpbb\db\driver\driver_interface $db, \phpbb\config\config $config, \phpbb\auth\auth $auth, \phpbb\user $user, \phpbb\event\dispatcher_interface $phpbb_dispatcher)
 {
+	global $phpbb_container;
+
 	$debug_info = array();
 
 	// Output page creation time
-	if (defined('PHPBB_DISPLAY_LOAD_TIME'))
+	if ($phpbb_container->getParameter('debug.load_time'))
 	{
 		if (isset($GLOBALS['starttime']))
 		{
 			$totaltime = microtime(true) - $GLOBALS['starttime'];
 			$debug_info[] = sprintf('<span title="SQL time: %.3fs / PHP time: %.3fs">Time: %.3fs</span>', $db->get_sql_time(), ($totaltime - $db->get_sql_time()), $totaltime);
 		}
+	}
 
-		$debug_info[] = sprintf('<span title="Cached: %d">Queries: %d</span>', $db->sql_num_queries(true), $db->sql_num_queries());
-
+	if ($phpbb_container->getParameter('debug.memory'))
+	{
 		$memory_usage = memory_get_peak_usage();
 		if ($memory_usage)
 		{
@@ -4678,16 +4673,18 @@ function phpbb_generate_debug_output(\phpbb\db\driver\driver_interface $db, \php
 
 			$debug_info[] = 'Peak Memory Usage: ' . $memory_usage;
 		}
-	}
 
-	if (defined('DEBUG'))
-	{
 		$debug_info[] = 'GZIP: ' . (($config['gzip_compress'] && @extension_loaded('zlib')) ? 'On' : 'Off');
 
 		if ($user->load)
 		{
 			$debug_info[] = 'Load: ' . $user->load;
 		}
+	}
+
+	if ($phpbb_container->getParameter('debug.sql_explain'))
+	{
+		$debug_info[] = sprintf('<span title="Cached: %d">Queries: %d</span>', $db->sql_num_queries(true), $db->sql_num_queries());
 
 		if ($auth->acl_get('a_'))
 		{
diff --git a/phpBB/includes/functions_admin.php b/phpBB/includes/functions_admin.php
index c19d48b0be..1f3fe1c8e8 100644
--- a/phpBB/includes/functions_admin.php
+++ b/phpBB/includes/functions_admin.php
@@ -1161,28 +1161,6 @@ function delete_posts($where_type, $where_ids, $auto_sync = true, $posted_sync =
 }
 
 /**
-* Delete Attachments
-*
-* @deprecated 3.2.0-a1 (To be removed: 3.4.0)
-*
-* @param string $mode can be: post|message|topic|attach|user
-* @param mixed $ids can be: post_ids, message_ids, topic_ids, attach_ids, user_ids
-* @param bool $resync set this to false if you are deleting posts or topics
-*/
-function delete_attachments($mode, $ids, $resync = true)
-{
-	global $phpbb_container;
-
-	/** @var \phpbb\attachment\manager $attachment_manager */
-	$attachment_manager = $phpbb_container->get('attachment.manager');
-	$num_deleted = $attachment_manager->delete($mode, $ids, $resync);
-
-	unset($attachment_manager);
-
-	return $num_deleted;
-}
-
-/**
 * Deletes shadow topics pointing to a specified forum.
 *
 * @param int		$forum_id		The forum id
@@ -1294,23 +1272,6 @@ function update_posted_info(&$topic_ids)
 }
 
 /**
-* Delete attached file
-*
-* @deprecated 3.2.0-a1 (To be removed: 3.4.0)
-*/
-function phpbb_unlink($filename, $mode = 'file', $entry_removed = false)
-{
-	global $phpbb_container;
-
-	/** @var \phpbb\attachment\manager $attachment_manager */
-	$attachment_manager = $phpbb_container->get('attachment.manager');
-	$unlink = $attachment_manager->unlink($filename, $mode, $entry_removed);
-	unset($attachment_manager);
-
-	return $unlink;
-}
-
-/**
 * All-encompasing sync function
 *
 * Exaples:
diff --git a/phpBB/includes/functions_compatibility.php b/phpBB/includes/functions_compatibility.php
index e95fa40a58..b5b60e118e 100644
--- a/phpBB/includes/functions_compatibility.php
+++ b/phpBB/includes/functions_compatibility.php
@@ -22,7 +22,7 @@ if (!defined('IN_PHPBB'))
 /**
 * Get user avatar
 *
-* @deprecated 3.1.0-a1 (To be removed: 3.3.0)
+* @deprecated 3.1.0-a1 (To be removed: 4.0.0)
 *
 * @param string $avatar Users assigned avatar name
 * @param int $avatar_type Type of avatar
@@ -50,7 +50,7 @@ function get_user_avatar($avatar, $avatar_type, $avatar_width, $avatar_height, $
 /**
 * Hash the password
 *
-* @deprecated 3.1.0-a2 (To be removed: 3.3.0)
+* @deprecated 3.1.0-a2 (To be removed: 4.0.0)
 *
 * @param string $password Password to be hashed
 *
@@ -68,7 +68,7 @@ function phpbb_hash($password)
 /**
 * Check for correct password
 *
-* @deprecated 3.1.0-a2 (To be removed: 3.3.0)
+* @deprecated 3.1.0-a2 (To be removed: 4.0.0)
 *
 * @param string $password The password in plain text
 * @param string $hash The stored password hash
@@ -92,7 +92,7 @@ function phpbb_check_hash($password, $hash)
 * @param string $path Path to clean
 * @return string Cleaned path
 *
-* @deprecated 3.1.0 (To be removed: 3.3.0)
+* @deprecated 3.1.0 (To be removed: 4.0.0)
 */
 function phpbb_clean_path($path)
 {
@@ -136,7 +136,7 @@ function phpbb_clean_path($path)
 *
 * @return		string		Returns the options for timezone selector only
 *
-* @deprecated 3.1.0 (To be removed: 3.3.0)
+* @deprecated 3.1.0 (To be removed: 4.0.0)
 */
 function tz_select($default = '', $truncate = false)
 {
@@ -150,7 +150,7 @@ function tz_select($default = '', $truncate = false)
 * via admin_permissions. Changes of usernames and group names
 * must be carried through for the moderators table.
 *
-* @deprecated 3.1.0 (To be removed: 3.3.0)
+* @deprecated 3.1.0 (To be removed: 4.0.0)
 * @return null
 */
 function cache_moderators()
@@ -162,7 +162,7 @@ function cache_moderators()
 /**
 * Removes moderators and administrators from foe lists.
 *
-* @deprecated 3.1.0 (To be removed: 3.3.0)
+* @deprecated 3.1.0 (To be removed: 4.0.0)
 * @param array|bool $group_id If an array, remove all members of this group from foe lists, or false to ignore
 * @param array|bool $user_id If an array, remove this user from foe lists, or false to ignore
 * @return null
@@ -182,7 +182,7 @@ function update_foes($group_id = false, $user_id = false)
 * @param string &$rank_img the rank image as full img tag is stored here after execution
 * @param string &$rank_img_src the rank image source is stored here after execution
 *
-* @deprecated 3.1.0-RC5 (To be removed: 3.3.0)
+* @deprecated 3.1.0-RC5 (To be removed: 4.0.0)
 *
 * Note: since we do not want to break backwards-compatibility, this function will only properly assign ranks to guests if you call it for them with user_posts == false
 */
@@ -232,7 +232,7 @@ function get_remote_file($host, $directory, $filename, &$errstr, &$errno, $port
  *
  * @return	int|bool		Returns the log_id, if the entry was added to the database, false otherwise.
  *
- * @deprecated	3.1.0 (To be removed: 3.3.0)
+ * @deprecated	3.1.0 (To be removed: 4.0.0)
  */
 function add_log()
 {
@@ -280,7 +280,7 @@ function add_log()
  *
  * @return null
  *
- * @deprecated 3.1.0 (To be removed: 3.3.0)
+ * @deprecated 3.1.0 (To be removed: 4.0.0)
  */
 function set_config($config_name, $config_value, $is_dynamic = false, \phpbb\config\config $set_config = null)
 {
@@ -310,7 +310,7 @@ function set_config($config_name, $config_value, $is_dynamic = false, \phpbb\con
  *
  * @return null
  *
- * @deprecated 3.1.0 (To be removed: 3.3.0)
+ * @deprecated 3.1.0 (To be removed: 4.0.0)
  */
 function set_config_count($config_name, $increment, $is_dynamic = false, \phpbb\config\config $set_config = null)
 {
@@ -331,7 +331,7 @@ function set_config_count($config_name, $increment, $is_dynamic = false, \phpbb\
  * See {@link \phpbb\request\request_interface::variable \phpbb\request\request_interface::variable} for
  * documentation of this function's use.
  *
- * @deprecated 3.1.0 (To be removed: 3.3.0)
+ * @deprecated 3.1.0 (To be removed: 4.0.0)
  * @param	mixed			$var_name	The form variable's name from which data shall be retrieved.
  * 										If the value is an array this may be an array of indizes which will give
  * 										direct access to a value at any depth. E.g. if the value of "var" is array(1 => "a")
@@ -389,7 +389,7 @@ function request_var($var_name, $default, $multibyte = false, $cookie = false, $
 /**
  * Get tables of a database
  *
- * @deprecated 3.1.0 (To be removed: 3.3.0)
+ * @deprecated 3.1.0 (To be removed: 4.0.0)
  */
 function get_tables($db)
 {
@@ -492,7 +492,7 @@ function phpbb_realpath($path)
  * @param $number	int|float	The number we want to get the plural case for. Float numbers are floored.
  * @return	int		The plural-case we need to use for the number plural-rule combination
  *
- * @deprecated 3.2.0-dev (To be removed: 3.3.0)
+ * @deprecated 3.2.0-dev (To be removed: 4.0.0)
  */
 function phpbb_get_plural_form($rule, $number)
 {
@@ -511,3 +511,93 @@ function phpbb_pcre_utf8_support()
 {
 	return true;
 }
+
+/**
+ * Casts a variable to the given type.
+ *
+ * @deprecated 3.1 (To be removed 4.0.0)
+ */
+function set_var(&$result, $var, $type, $multibyte = false)
+{
+	// no need for dependency injection here, if you have the object, call the method yourself!
+	$type_cast_helper = new \phpbb\request\type_cast_helper();
+	$type_cast_helper->set_var($result, $var, $type, $multibyte);
+}
+
+/**
+ * Delete Attachments
+ *
+ * @deprecated 3.2.0-a1 (To be removed: 4.0.0)
+ *
+ * @param string $mode can be: post|message|topic|attach|user
+ * @param mixed $ids can be: post_ids, message_ids, topic_ids, attach_ids, user_ids
+ * @param bool $resync set this to false if you are deleting posts or topics
+ */
+function delete_attachments($mode, $ids, $resync = true)
+{
+	global $phpbb_container;
+
+	/** @var \phpbb\attachment\manager $attachment_manager */
+	$attachment_manager = $phpbb_container->get('attachment.manager');
+	$num_deleted = $attachment_manager->delete($mode, $ids, $resync);
+
+	unset($attachment_manager);
+
+	return $num_deleted;
+}
+
+/**
+ * Delete attached file
+ *
+ * @deprecated 3.2.0-a1 (To be removed: 4.0.0)
+ */
+function phpbb_unlink($filename, $mode = 'file', $entry_removed = false)
+{
+	global $phpbb_container;
+
+	/** @var \phpbb\attachment\manager $attachment_manager */
+	$attachment_manager = $phpbb_container->get('attachment.manager');
+	$unlink = $attachment_manager->unlink($filename, $mode, $entry_removed);
+	unset($attachment_manager);
+
+	return $unlink;
+}
+
+/**
+ * Display reasons
+ *
+ * @deprecated 3.2.0-dev (To be removed: 4.0.0)
+ */
+function display_reasons($reason_id = 0)
+{
+	global $phpbb_container;
+
+	$phpbb_container->get('phpbb.report.report_reason_list_provider')->display_reasons($reason_id);
+}
+
+/**
+ * Upload Attachment - filedata is generated here
+ * Uses upload class
+ *
+ * @deprecated 3.2.0-a1 (To be removed: 4.0.0)
+ *
+ * @param string			$form_name		The form name of the file upload input
+ * @param int			$forum_id		The id of the forum
+ * @param bool			$local			Whether the file is local or not
+ * @param string			$local_storage	The path to the local file
+ * @param bool			$is_message		Whether it is a PM or not
+ * @param array			$local_filedata	A filespec object created for the local file
+ *
+ * @return array File data array
+ */
+function upload_attachment($form_name, $forum_id, $local = false, $local_storage = '', $is_message = false, $local_filedata = false)
+{
+	global $phpbb_container;
+
+	/** @var \phpbb\attachment\manager $attachment_manager */
+	$attachment_manager = $phpbb_container->get('attachment.manager');
+	$file = $attachment_manager->upload($form_name, $forum_id, $local, $local_storage, $is_message, $local_filedata);
+	unset($attachment_manager);
+
+	return $file;
+}
diff --git a/phpBB/includes/functions_compress.php b/phpBB/includes/functions_compress.php
index e86da77b38..56d64d37fb 100644
--- a/phpBB/includes/functions_compress.php
+++ b/phpBB/includes/functions_compress.php
@@ -305,8 +305,8 @@ class compress_zip extends compress
 								}
 							}
 						}
-						// This is a directory, we are not writting files
-						continue;
+						// This is a directory, we are not writing files
+						continue 2;
 					}
 					else
 					{
diff --git a/phpBB/includes/functions_content.php b/phpBB/includes/functions_content.php
index a15a03f966..05e9233240 100644
--- a/phpBB/includes/functions_content.php
+++ b/phpBB/includes/functions_content.php
@@ -1245,11 +1245,6 @@ function parse_attachments($forum_id, &$message, &$attachments, &$update_count_a
 				$display_cat = ATTACHMENT_CATEGORY_NONE;
 			}
 
-			if ($display_cat == ATTACHMENT_CATEGORY_FLASH && !$user->optionget('viewflash'))
-			{
-				$display_cat = ATTACHMENT_CATEGORY_NONE;
-			}
-
 			$download_link = append_sid("{$phpbb_root_path}download/file.$phpEx", 'id=' . $attachment['attach_id']);
 			$l_downloaded_viewed = 'VIEWED_COUNTS';
 
@@ -1281,21 +1276,6 @@ function parse_attachments($forum_id, &$message, &$attachments, &$update_count_a
 					$update_count_ary[] = $attachment['attach_id'];
 				break;
 
-				// Macromedia Flash Files
-				case ATTACHMENT_CATEGORY_FLASH:
-					list($width, $height) = @getimagesize($filename);
-
-					$block_array += array(
-						'S_FLASH_FILE'	=> true,
-						'WIDTH'			=> $width,
-						'HEIGHT'		=> $height,
-						'U_VIEW_LINK'	=> $download_link . '&amp;view=1',
-					);
-
-					// Viewed/Heared File ... update the download count
-					$update_count_ary[] = $attachment['attach_id'];
-				break;
-
 				default:
 					$l_downloaded_viewed = 'DOWNLOAD_COUNTS';
 
diff --git a/phpBB/includes/functions_display.php b/phpBB/includes/functions_display.php
index 792467019f..7fa32ce217 100644
--- a/phpBB/includes/functions_display.php
+++ b/phpBB/includes/functions_display.php
@@ -783,25 +783,25 @@ function generate_forum_nav(&$forum_data_ary)
 			}
 
 			$navlinks_parents[] = array(
-				'S_IS_CAT'		=> ($parent_type == FORUM_CAT) ? true : false,
-				'S_IS_LINK'		=> ($parent_type == FORUM_LINK) ? true : false,
-				'S_IS_POST'		=> ($parent_type == FORUM_POST) ? true : false,
-				'FORUM_NAME'	=> $parent_name,
-				'FORUM_ID'		=> $parent_forum_id,
-				'MICRODATA'		=> $microdata_attr . '="' . $parent_forum_id . '"',
-				'U_VIEW_FORUM'	=> append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $parent_forum_id),
+				'S_IS_CAT'			=> ($parent_type == FORUM_CAT) ? true : false,
+				'S_IS_LINK'			=> ($parent_type == FORUM_LINK) ? true : false,
+				'S_IS_POST'			=> ($parent_type == FORUM_POST) ? true : false,
+				'BREADCRUMB_NAME'	=> $parent_name,
+				'FORUM_ID'			=> $parent_forum_id,
+				'MICRODATA'			=> $microdata_attr . '="' . $parent_forum_id . '"',
+				'U_BREADCRUMB'		=> append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $parent_forum_id),
 			);
 		}
 	}
 
 	$navlinks = array(
-		'S_IS_CAT'		=> ($forum_data_ary['forum_type'] == FORUM_CAT) ? true : false,
-		'S_IS_LINK'		=> ($forum_data_ary['forum_type'] == FORUM_LINK) ? true : false,
-		'S_IS_POST'		=> ($forum_data_ary['forum_type'] == FORUM_POST) ? true : false,
-		'FORUM_NAME'	=> $forum_data_ary['forum_name'],
-		'FORUM_ID'		=> $forum_data_ary['forum_id'],
-		'MICRODATA'		=> $microdata_attr . '="' . $forum_data_ary['forum_id'] . '"',
-		'U_VIEW_FORUM'	=> append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_data_ary['forum_id']),
+		'S_IS_CAT'			=> ($forum_data_ary['forum_type'] == FORUM_CAT) ? true : false,
+		'S_IS_LINK'			=> ($forum_data_ary['forum_type'] == FORUM_LINK) ? true : false,
+		'S_IS_POST'			=> ($forum_data_ary['forum_type'] == FORUM_POST) ? true : false,
+		'BREADCRUMB_NAME'	=> $forum_data_ary['forum_name'],
+		'FORUM_ID'			=> $forum_data_ary['forum_id'],
+		'MICRODATA'			=> $microdata_attr . '="' . $forum_data_ary['forum_id'] . '"',
+		'U_BREADCRUMB'		=> append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_data_ary['forum_id']),
 	);
 
 	$forum_template_data = array(
@@ -1149,18 +1149,6 @@ function display_custom_bbcodes()
 }
 
 /**
-* Display reasons
-*
-* @deprecated 3.2.0-dev
-*/
-function display_reasons($reason_id = 0)
-{
-	global $phpbb_container;
-
-	$phpbb_container->get('phpbb.report.report_reason_list_provider')->display_reasons($reason_id);
-}
-
-/**
 * Display user activity (action forum/topic)
 */
 function display_user_activity(&$userdata_ary)
diff --git a/phpBB/includes/functions_download.php b/phpBB/includes/functions_download.php
index 7be12baa13..447e89c3bc 100644
--- a/phpBB/includes/functions_download.php
+++ b/phpBB/includes/functions_download.php
@@ -206,28 +206,20 @@ function send_file_to_browser($attachment, $upload_dir, $category)
 		header('X-Content-Type-Options: nosniff');
 	}
 
-	if ($category == ATTACHMENT_CATEGORY_FLASH && $request->variable('view', 0) === 1)
+	if (empty($user->browser) || ((strpos(strtolower($user->browser), 'msie') !== false) && !phpbb_is_greater_ie_version($user->browser, 7)))
 	{
-		// We use content-disposition: inline for flash files and view=1 to let it correctly play with flash player 10 - any other disposition will fail to play inline
-		header('Content-Disposition: inline');
+		header('Content-Disposition: attachment; ' . header_filename(htmlspecialchars_decode($attachment['real_filename'])));
+		if (empty($user->browser) || (strpos(strtolower($user->browser), 'msie 6.0') !== false))
+		{
+			header('Expires: ' . gmdate('D, d M Y H:i:s', time()) . ' GMT');
+		}
 	}
 	else
 	{
-		if (empty($user->browser) || ((strpos(strtolower($user->browser), 'msie') !== false) && !phpbb_is_greater_ie_version($user->browser, 7)))
-		{
-			header('Content-Disposition: attachment; ' . header_filename(htmlspecialchars_decode($attachment['real_filename'])));
-			if (empty($user->browser) || (strpos(strtolower($user->browser), 'msie 6.0') !== false))
-			{
-				header('Expires: ' . gmdate('D, d M Y H:i:s', time()) . ' GMT');
-			}
-		}
-		else
+		header('Content-Disposition: ' . ((strpos($attachment['mimetype'], 'image') === 0) ? 'inline' : 'attachment') . '; ' . header_filename(htmlspecialchars_decode($attachment['real_filename'])));
+		if (phpbb_is_greater_ie_version($user->browser, 7) && (strpos($attachment['mimetype'], 'image') !== 0))
 		{
-			header('Content-Disposition: ' . ((strpos($attachment['mimetype'], 'image') === 0) ? 'inline' : 'attachment') . '; ' . header_filename(htmlspecialchars_decode($attachment['real_filename'])));
-			if (phpbb_is_greater_ie_version($user->browser, 7) && (strpos($attachment['mimetype'], 'image') !== 0))
-			{
-				header('X-Download-Options: noopen');
-			}
+			header('X-Download-Options: noopen');
 		}
 	}
 
diff --git a/phpBB/includes/functions_module.php b/phpBB/includes/functions_module.php
index 88dafc4300..510d98ec11 100644
--- a/phpBB/includes/functions_module.php
+++ b/phpBB/includes/functions_module.php
@@ -123,7 +123,7 @@ class p_master
 
 		// We "could" build a true tree with this function - maybe mod authors want to use this...
 		// Functions for traversing and manipulating the tree are not available though
-		// We might re-structure the module system to use true trees in 3.2.x...
+		// We might re-structure the module system to use true trees in 4.0
 		// $tree = $this->build_tree($this->module_cache['modules'], $this->module_cache['parents']);
 
 		// Clean up module cache array to only let survive modules the user can access
@@ -933,6 +933,14 @@ class p_master
 					'U_TITLE'		=> $u_title
 				);
 
+				if (isset($this->module_cache['parents'][$item_ary['id']]) || $item_ary['id'] == $this->p_id)
+				{
+					$template->assign_block_vars('navlinks', array(
+						'BREADCRUMB_NAME'	=> $item_ary['lang'],
+						'U_BREADCRUMB'		=> $u_title,
+					));
+				}
+
 				$template->assign_block_vars($use_tabular_offset, array_merge($tpl_ary, array_change_key_case($item_ary, CASE_UPPER)));
 			}
 
diff --git a/phpBB/includes/functions_posting.php b/phpBB/includes/functions_posting.php
index 3640f543d9..60ec54909c 100644
--- a/phpBB/includes/functions_posting.php
+++ b/phpBB/includes/functions_posting.php
@@ -397,34 +397,6 @@ function posting_gen_topic_types($forum_id, $cur_topic_type = POST_NORMAL)
 //
 // Attachment related functions
 //
-
-/**
-* Upload Attachment - filedata is generated here
-* Uses upload class
-*
-* @deprecated 3.2.0-a1 (To be removed: 3.4.0)
-*
-* @param string			$form_name		The form name of the file upload input
-* @param int			$forum_id		The id of the forum
-* @param bool			$local			Whether the file is local or not
-* @param string			$local_storage	The path to the local file
-* @param bool			$is_message		Whether it is a PM or not
-* @param array			$local_filedata	A filespec object created for the local file
-*
-* @return array File data array
-*/
-function upload_attachment($form_name, $forum_id, $local = false, $local_storage = '', $is_message = false, $local_filedata = false)
-{
-	global $phpbb_container;
-
-	/** @var \phpbb\attachment\manager $attachment_manager */
-	$attachment_manager = $phpbb_container->get('attachment.manager');
-	$file = $attachment_manager->upload($form_name, $forum_id, $local, $local_storage, $is_message, $local_filedata);
-	unset($attachment_manager);
-
-	return $file;
-}
-
 /**
 * Calculate the needed size for Thumbnail
 */
@@ -641,12 +613,6 @@ function create_thumbnail($source, $destination, $mimetype)
 				imagecopyresampled($new_image, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
 			}
 
-			// If we are in safe mode create the destination file prior to using the gd functions to circumvent a PHP bug
-			if (@ini_get('safe_mode') || @strtolower(ini_get('safe_mode')) == 'on')
-			{
-				@touch($destination);
-			}
-
 			switch ($type['format'])
 			{
 				case IMG_GIF:
diff --git a/phpBB/includes/questionnaire/questionnaire.php b/phpBB/includes/questionnaire/questionnaire.php
index 2f80582918..f5a56fda82 100644
--- a/phpBB/includes/questionnaire/questionnaire.php
+++ b/phpBB/includes/questionnaire/questionnaire.php
@@ -110,7 +110,6 @@ class phpbb_questionnaire_php_data_provider
 			'version'						=> PHP_VERSION,
 			'sapi'							=> PHP_SAPI,
 			'int_size'						=> defined('PHP_INT_SIZE') ? PHP_INT_SIZE : '',
-			'safe_mode'						=> (int) @ini_get('safe_mode'),
 			'open_basedir'					=> (int) @ini_get('open_basedir'),
 			'memory_limit'					=> @ini_get('memory_limit'),
 			'allow_url_fopen'				=> (int) @ini_get('allow_url_fopen'),
@@ -121,8 +120,6 @@ class phpbb_questionnaire_php_data_provider
 			'disable_functions'				=> @ini_get('disable_functions'),
 			'disable_classes'				=> @ini_get('disable_classes'),
 			'enable_dl'						=> (int) @ini_get('enable_dl'),
-			'magic_quotes_gpc'				=> (int) @ini_get('magic_quotes_gpc'),
-			'register_globals'				=> (int) @ini_get('register_globals'),
 			'filter.default'				=> @ini_get('filter.default'),
 			'zend.ze1_compatibility_mode'	=> (int) @ini_get('zend.ze1_compatibility_mode'),
 			'unicode.semantics'				=> (int) @ini_get('unicode.semantics'),
diff --git a/phpBB/includes/startup.php b/phpBB/includes/startup.php
index 66f85657a5..d42ae58c42 100644
--- a/phpBB/includes/startup.php
+++ b/phpBB/includes/startup.php
@@ -23,11 +23,11 @@ $level = E_ALL & ~E_NOTICE & ~E_DEPRECATED;
 error_reporting($level);
 
 /**
-* Minimum Requirement: PHP 5.4.0
+* Minimum Requirement: PHP 7.1.0
 */
-if (version_compare(PHP_VERSION, '5.4') < 0)
+if (version_compare(PHP_VERSION, '7.1') < 0)
 {
-	die('You are running an unsupported PHP version. Please upgrade to PHP 5.4.0 or higher before trying to install or update to phpBB 3.2');
+	die('You are running an unsupported PHP version. Please upgrade to PHP 7.1.0 or higher before trying to install or update to phpBB 3.3');
 }
 // Register globals and magic quotes have been dropped in PHP 5.4 so no need for extra checks
 
diff --git a/phpBB/includes/ucp/ucp_register.php b/phpBB/includes/ucp/ucp_register.php
index 0e673cb692..0e3ff50268 100644
--- a/phpBB/includes/ucp/ucp_register.php
+++ b/phpBB/includes/ucp/ucp_register.php
@@ -451,6 +451,9 @@ class ucp_register
 				{
 					$message = $user->lang['ACCOUNT_ADDED'];
 					$email_template = 'user_welcome';
+
+					// Autologin after registration
+					$user->session_create($user_id, 0, false, 1);
 				}
 
 				if ($config['email_enable'])
@@ -599,6 +602,31 @@ class ucp_register
 			break;
 		}
 
+		/* @var $provider_collection \phpbb\auth\provider_collection */
+		$provider_collection = $phpbb_container->get('auth.provider_collection');
+		$auth_provider = $provider_collection->get_provider();
+
+		$auth_provider_data = $auth_provider->get_login_data();
+		if ($auth_provider_data)
+		{
+			if (isset($auth_provider_data['VARS']))
+			{
+				$template->assign_vars($auth_provider_data['VARS']);
+			}
+
+			if (isset($auth_provider_data['BLOCK_VAR_NAME']))
+			{
+				foreach ($auth_provider_data['BLOCK_VARS'] as $block_vars)
+				{
+					$template->assign_block_vars($auth_provider_data['BLOCK_VAR_NAME'], $block_vars);
+				}
+			}
+
+			$template->assign_vars(array(
+				'PROVIDER_TEMPLATE_FILE' => $auth_provider_data['TEMPLATE_FILE'],
+			));
+		}
+
 		// Assign template vars for timezone select
 		phpbb_timezone_select($template, $user, $data['tz'], true);