4 files changed, 130 insertions, 19 deletions
diff --git a/phpBB/includes/functions.php b/phpBB/includes/functions.php
index fca3ddf403..72c0d458c6 100644
--- a/phpBB/includes/functions.php
+++ b/phpBB/includes/functions.php
@@ -4924,7 +4924,7 @@ function phpbb_get_avatar($row, $alt, $ignore_config = false, $lazy = false)
 /**
 * Generate page header
 */
-function page_header($page_title = '', $display_online_list = false, $item_id = 0, $item = 'forum')
+function page_header($page_title = '', $display_online_list = false, $item_id = 0, $item = 'forum', $send_headers = true)
 {
 	global $db, $config, $template, $SID, $_SID, $_EXTRA_URL, $user, $auth, $phpEx, $phpbb_root_path;
 	global $phpbb_dispatcher, $request, $phpbb_container, $phpbb_admin_path;
@@ -5264,17 +5264,22 @@ function page_header($page_title = '', $display_online_list = false, $item_id =
 		'SITE_LOGO_IMG'			=> $user->img('site_logo'),
 	));
 
-	// An array of http headers that phpbb will set. The following event may override these.
-	$http_headers = array(
-		// application/xhtml+xml not used because of IE
-		'Content-type' => 'text/html; charset=UTF-8',
-		'Cache-Control' => 'private, no-cache="set-cookie"',
-		'Expires' => gmdate('D, d M Y H:i:s', time()) . ' GMT',
-	);
-	if (!empty($user->data['is_bot']))
+	$http_headers = array();
+
+	if ($send_headers)
 	{
-		// Let reverse proxies know we detected a bot.
-		$http_headers['X-PHPBB-IS-BOT'] = 'yes';
+		// An array of http headers that phpbb will set. The following event may override these.
+		$http_headers += array(
+			// application/xhtml+xml not used because of IE
+			'Content-type' => 'text/html; charset=UTF-8',
+			'Cache-Control' => 'private, no-cache="set-cookie"',
+			'Expires' => gmdate('D, d M Y H:i:s', time()) . ' GMT',
+		);
+		if (!empty($user->data['is_bot']))
+		{
+			// Let reverse proxies know we detected a bot.
+			$http_headers['X-PHPBB-IS-BOT'] = 'yes';
+		}
 	}
 
 	/**
diff --git a/phpBB/includes/functions_content.php b/phpBB/includes/functions_content.php
index 6f861b8607..36d7dfc03c 100644
--- a/phpBB/includes/functions_content.php
+++ b/phpBB/includes/functions_content.php
@@ -47,7 +47,7 @@ if (!defined('IN_PHPBB'))
 */
 function gen_sort_selects(&$limit_days, &$sort_by_text, &$sort_days, &$sort_key, &$sort_dir, &$s_limit_days, &$s_sort_key, &$s_sort_dir, &$u_sort_param, $def_st = false, $def_sk = false, $def_sd = false)
 {
-	global $user;
+	global $user, $phpbb_dispatcher;
 
 	$sort_dir_text = array('a' => $user->lang['ASCENDING'], 'd' => $user->lang['DESCENDING']);
 
@@ -106,6 +106,42 @@ function gen_sort_selects(&$limit_days, &$sort_by_text, &$sort_days, &$sort_key,
 		$u_sort_param .= ($selected !== $sort_ary['default']) ? ((strlen($u_sort_param)) ? '&amp;' : '') . "{$name}={$selected}" : '';
 	}
 
+	/**
+	 * Run code before generated sort selects are returned
+	 *
+	 * @event core.gen_sort_selects_after
+	 * @var	int      limit_days     Days limit
+	 * @var	array    sort_by_text   Sort by text options
+	 * @var	int      sort_days      Sort by days flag
+	 * @var	string   sort_key       Sort key
+	 * @var	string   sort_dir       Sort dir
+	 * @var	string   s_limit_days   String of days limit
+	 * @var	string   s_sort_key     String of sort key
+	 * @var	string   s_sort_dir     String of sort dir
+	 * @var	string   u_sort_param   Sort URL params
+	 * @var	bool     def_st         Default sort days
+	 * @var	bool     def_sk         Default sort key
+	 * @var	bool     def_sd         Default sort dir
+	 * @var	array    sorts          Sorts
+	 * @since 3.1.9-RC1
+	 */
+	$vars = array(
+		'limit_days',
+		'sort_by_text',
+		'sort_days',
+		'sort_key',
+		'sort_dir',
+		's_limit_days',
+		's_sort_key',
+		's_sort_dir',
+		'u_sort_param',
+		'def_st',
+		'def_sk',
+		'def_sd',
+		'sorts',
+	);
+	extract($phpbb_dispatcher->trigger_event('core.gen_sort_selects_after', compact($vars)));
+
 	return;
 }
 
@@ -392,7 +428,7 @@ function phpbb_clean_search_string($search_string)
 */
 function decode_message(&$message, $bbcode_uid = '')
 {
-	global $config;
+	global $config, $phpbb_dispatcher;
 
 	if ($bbcode_uid)
 	{
@@ -405,12 +441,38 @@ function decode_message(&$message, $bbcode_uid = '')
 		$replace = array("\n");
 	}
 
+	/**
+	* Use this event to modify the message before it is decoded
+	*
+	* @event core.decode_message_before
+	* @var string	message_text	The message content
+	* @var string	bbcode_uid		The message BBCode UID
+	* @since 3.1.9-RC1
+	*/
+	$message_text = $message;
+	$vars = array('message_text', 'bbcode_uid');
+	extract($phpbb_dispatcher->trigger_event('core.decode_message_before', compact($vars)));
+	$message = $message_text;
+
 	$message = str_replace($match, $replace, $message);
 
 	$match = get_preg_expression('bbcode_htm');
 	$replace = array('\1', '\1', '\2', '\1', '', '');
 
 	$message = preg_replace($match, $replace, $message);
+
+	/**
+	* Use this event to modify the message after it is decoded
+	*
+	* @event core.decode_message_after
+	* @var string	message_text	The message content
+	* @var string	bbcode_uid		The message BBCode UID
+	* @since 3.1.9-RC1
+	*/
+	$message_text = $message;
+	$vars = array('message_text', 'bbcode_uid');
+	extract($phpbb_dispatcher->trigger_event('core.decode_message_after', compact($vars)));
+	$message = $message_text;
 }
 
 /**
diff --git a/phpBB/includes/functions_messenger.php b/phpBB/includes/functions_messenger.php
index ae393739b9..0525cfc29e 100644
--- a/phpBB/includes/functions_messenger.php
+++ b/phpBB/includes/functions_messenger.php
@@ -210,10 +210,12 @@ class messenger
 	/**
 	* Set email template to use
 	*/
-	function template($template_file, $template_lang = '', $template_path = '')
+	function template($template_file, $template_lang = '', $template_path = '', $template_dir_prefix = '')
 	{
 		global $config, $phpbb_root_path, $phpEx, $user, $phpbb_extension_manager;
 
+		$template_dir_prefix = (!$template_dir_prefix || $template_dir_prefix[0] === '/') ? $template_dir_prefix : '/' . $template_dir_prefix;
+
 		$this->setup_template();
 
 		if (!trim($template_file))
@@ -232,7 +234,7 @@ class messenger
 		if ($template_path)
 		{
 			$template_paths = array(
-				$template_path,
+				$template_path . $template_dir_prefix,
 			);
 		}
 		else
@@ -241,7 +243,7 @@ class messenger
 			$template_path .= $template_lang . '/email';
 
 			$template_paths = array(
-				$template_path,
+				$template_path . $template_dir_prefix,
 			);
 
 			// we can only specify default language fallback when the path is not a custom one for which we
@@ -251,14 +253,14 @@ class messenger
 				$fallback_template_path = (!empty($user->lang_path)) ? $user->lang_path : $phpbb_root_path . 'language/';
 				$fallback_template_path .= basename($config['default_lang']) . '/email';
 
-				$template_paths[] = $fallback_template_path;
+				$template_paths[] = $fallback_template_path . $template_dir_prefix;
 			}
 		}
 
 		$this->set_template_paths(array(
 			array(
 				'name' 		=> $template_lang . '_email',
-				'ext_path' 	=> 'language/' . $template_lang . '/email'
+				'ext_path' 	=> 'language/' . $template_lang . '/email' . $template_dir_prefix,
 			),
 		), $template_paths);
 
@@ -859,6 +861,11 @@ class queue
 				fwrite($fp, "<?php\nif (!defined('IN_PHPBB')) exit;\n\$this->queue_data = unserialize(" . var_export(serialize($this->queue_data), true) . ");\n\n?>");
 				fclose($fp);
 
+				if (function_exists('opcache_invalidate'))
+				{
+					@opcache_invalidate($this->cache_file);
+				}
+
 				phpbb_chmod($this->cache_file, CHMOD_READ | CHMOD_WRITE);
 			}
 		}
@@ -901,6 +908,11 @@ class queue
 			fwrite($fp, "<?php\nif (!defined('IN_PHPBB')) exit;\n\$this->queue_data = unserialize(" . var_export(serialize($this->data), true) . ");\n\n?>");
 			fclose($fp);
 
+			if (function_exists('opcache_invalidate'))
+			{
+				@opcache_invalidate($this->cache_file);
+			}
+
 			phpbb_chmod($this->cache_file, CHMOD_READ | CHMOD_WRITE);
 
 			$this->data = array();
diff --git a/phpBB/includes/functions_posting.php b/phpBB/includes/functions_posting.php
index 75d77285a0..b2713fef07 100644
--- a/phpBB/includes/functions_posting.php
+++ b/phpBB/includes/functions_posting.php
@@ -1129,6 +1129,32 @@ function topic_review($topic_id, $forum_id, $mode = 'topic_review', $cur_post_id
 		$db->sql_freeresult($result);
 	}
 
+	/**
+	* Event to modify the posts list for topic reviews
+	*
+	* @event core.topic_review_modify_post_list
+	* @var	array	attachments			Array with the post attachments data
+	* @var	int		cur_post_id			Post offset ID
+	* @var	int		forum_id			The topic's forum ID
+	* @var	string	mode				The topic review mode
+	* @var	array	post_list			Array with the post IDs
+	* @var	array	rowset				Array with the posts data
+	* @var	bool	show_quote_button	Flag indicating if the quote button should be displayed
+	* @var	int		topic_id			The topic ID that is being reviewed
+	* @since 3.1.9-RC1
+	*/
+	$vars = array(
+		'attachments',
+		'cur_post_id',
+		'forum_id',
+		'mode',
+		'post_list',
+		'rowset',
+		'show_quote_button',
+		'topic_id',
+	);
+	extract($phpbb_dispatcher->trigger_event('core.topic_review_modify_post_list', compact($vars)));
+
 	for ($i = 0, $end = sizeof($post_list); $i < $end; ++$i)
 	{
 		// A non-existing rowset only happens if there was no user present for the entered poster_id
@@ -1610,6 +1636,10 @@ function submit_post($mode, $subject, $username, $topic_type, &$poll, &$data, $u
 			break;
 		}
 	}
+	else if (isset($data['post_visibility']) && $data['post_visibility'] !== false)
+	{
+		$post_visibility = $data['post_visibility'];
+	}
 
 	// MODs/Extensions are able to force any visibility on posts
 	if (isset($data['force_approved_state']))
@@ -2403,7 +2433,9 @@ function submit_post($mode, $subject, $username, $topic_type, &$poll, &$data, $u
 
 	$params = $add_anchor = '';
 
-	if ($post_visibility == ITEM_APPROVED)
+	if ($post_visibility == ITEM_APPROVED ||
+		($auth->acl_get('m_softdelete', $data['forum_id']) && $post_visibility == ITEM_DELETED) ||
+		($auth->acl_get('m_approve', $data['forum_id']) && in_array($post_visibility, array(ITEM_UNAPPROVED, ITEM_REAPPROVE))))
 	{
 		$params .= '&amp;t=' . $data['topic_id'];