5 files changed, 41 insertions, 20 deletions
diff --git a/phpBB/includes/acp/acp_attachments.php b/phpBB/includes/acp/acp_attachments.php
index a7035f38b7..94e3660de8 100644
--- a/phpBB/includes/acp/acp_attachments.php
+++ b/phpBB/includes/acp/acp_attachments.php
@@ -27,6 +27,9 @@ class acp_attachments
 	/** @var \phpbb\config\config */
 	protected $config;
 
+	/** @var \phpbb\language\language */
+	protected $language;
+
 	/** @var ContainerBuilder */
 	protected $phpbb_container;
 
@@ -54,6 +57,7 @@ class acp_attachments
 		$this->id = $id;
 		$this->db = $db;
 		$this->config = $config;
+		$this->language = $phpbb_container->get('language');
 		$this->template = $template;
 		$this->user = $user;
 		$this->phpbb_container = $phpbb_container;
@@ -128,7 +132,7 @@ class acp_attachments
 				$s_assigned_groups = array();
 				while ($row = $db->sql_fetchrow($result))
 				{
-					$row['group_name'] = (isset($user->lang['EXT_GROUP_' . $row['group_name']])) ? $user->lang['EXT_GROUP_' . $row['group_name']] : $row['group_name'];
+					$row['group_name'] = $this->language->is_set('EXT_GROUP_' . utf8_strtoupper($row['group_name'])) ? $this->language->lang('EXT_GROUP_' . utf8_strtoupper($row['group_name'])) : $row['group_name'];
 					$s_assigned_groups[$row['cat_id']][] = $row['group_name'];
 				}
 				$db->sql_freeresult($result);
@@ -573,7 +577,7 @@ class acp_attachments
 							$group_id = $db->sql_nextid();
 						}
 
-						$group_name = (isset($user->lang['EXT_GROUP_' . $group_name])) ? $user->lang['EXT_GROUP_' . $group_name] : $group_name;
+						$group_name = $this->language->is_set('EXT_GROUP_' . utf8_strtoupper($group_name)) ? $this->language->lang('EXT_GROUP_' . utf8_strtoupper($group_name)) : $group_name;
 						$phpbb_log->add('admin', $user->data['user_id'], $user->ip, 'LOG_ATTACH_EXTGROUP_' . strtoupper($action), false, array($group_name));
 					}
 
@@ -875,7 +879,7 @@ class acp_attachments
 						'U_EDIT'		=> $this->u_action . "&amp;action=edit&amp;g={$row['group_id']}",
 						'U_DELETE'		=> $this->u_action . "&amp;action=delete&amp;g={$row['group_id']}",
 
-						'GROUP_NAME'	=> (isset($user->lang['EXT_GROUP_' . $row['group_name']])) ? $user->lang['EXT_GROUP_' . $row['group_name']] : $row['group_name'],
+						'GROUP_NAME'	=> $this->language->is_set('EXT_GROUP_' . utf8_strtoupper($row['group_name'])) ? $this->language->lang('EXT_GROUP_' . utf8_strtoupper($row['group_name'])) : $row['group_name'],
 						'CATEGORY'		=> $cat_lang[$row['cat_id']],
 						)
 					);
@@ -1240,23 +1244,15 @@ class acp_attachments
 					$display_cat = isset($extensions[$row['extension']]['display_cat']) ? $extensions[$row['extension']]['display_cat'] : ATTACHMENT_CATEGORY_NONE;
 					$l_downloaded_viewed = ($display_cat == ATTACHMENT_CATEGORY_NONE) ? 'DOWNLOAD_COUNTS' : 'VIEWED_COUNTS';
 
-					// Capitalises the group name and checks if its key exists in the language file
-					$up_group_name = utf8_strtoupper($extensions[$row['extension']]['group_name']);
-					$ext_group_name = (!empty($up_group_name)) ? (isset($user->lang['EXT_GROUP_' .  $up_group_name]) ? $user->lang['EXT_GROUP_' .  $up_group_name] : '') : '';
-
 					$template->assign_block_vars('attachments', array(
 						'ATTACHMENT_POSTER'	=> get_username_string('full', (int) $row['poster_id'], (string) $row['username'], (string) $row['user_colour'], (string) $row['username']),
 						'FILESIZE'			=> get_formatted_filesize((int) $row['filesize']),
 						'FILETIME'			=> $user->format_date((int) $row['filetime']),
-						'REAL_FILENAME'		=> (!$row['in_message']) ? utf8_basename((string) $row['real_filename']) : '',
-						'PHYSICAL_FILENAME'	=> utf8_basename((string) $row['physical_filename']),
-						'EXT_GROUP_NAME'	=> $ext_group_name,
+						'REAL_FILENAME'		=> utf8_basename((string) $row['real_filename']),
+						'EXT_GROUP_NAME'	=> $this->language->is_set('EXT_GROUP_' . utf8_strtoupper($extensions[$row['extension']]['group_name'])) ?  $this->language->lang('EXT_GROUP_' . utf8_strtoupper($extensions[$row['extension']]['group_name'])) : $extensions[$row['extension']]['group_name'],
 						'COMMENT'			=> $comment,
 						'TOPIC_TITLE'		=> (!$row['in_message']) ? (string) $row['topic_title'] : '',
 						'ATTACH_ID'			=> (int) $row['attach_id'],
-						'POST_ID'			=> (int) $row['post_msg_id'],
-						'TOPIC_ID'			=> (int) $row['topic_id'],
-						'POST_IDS'			=> (!empty($post_ids[$row['attach_id']])) ? (int) $post_ids[$row['attach_id']] : '',
 
 						'L_DOWNLOAD_COUNT'	=> $user->lang($l_downloaded_viewed, (int) $row['download_count']),
 
@@ -1438,7 +1434,7 @@ class acp_attachments
 		$group_name = array();
 		while ($row = $db->sql_fetchrow($result))
 		{
-			$row['group_name'] = (isset($user->lang['EXT_GROUP_' . $row['group_name']])) ? $user->lang['EXT_GROUP_' . $row['group_name']] : $row['group_name'];
+			$row['group_name'] = $this->language->is_set('EXT_GROUP_' . utf8_strtoupper($row['group_name'])) ? $this->language->lang('EXT_GROUP_' . utf8_strtoupper($row['group_name'])) : $row['group_name'];
 			$group_name[] = $row;
 		}
 		$db->sql_freeresult($result);
diff --git a/phpBB/includes/acp/acp_board.php b/phpBB/includes/acp/acp_board.php
index e348c769bd..0730b4e285 100644
--- a/phpBB/includes/acp/acp_board.php
+++ b/phpBB/includes/acp/acp_board.php
@@ -450,6 +450,7 @@ class acp_board
 						'email_enable'			=> array('lang' => 'ENABLE_EMAIL',			'validate' => 'bool',	'type' => 'radio:enabled_disabled', 'explain' => true),
 						'board_email_form'		=> array('lang' => 'BOARD_EMAIL_FORM',		'validate' => 'bool',	'type' => 'radio:enabled_disabled', 'explain' => true),
 						'email_package_size'	=> array('lang' => 'EMAIL_PACKAGE_SIZE',	'validate' => 'int:0',	'type' => 'number:0:99999', 'explain' => true),
+						'email_max_chunk_size'	=> array('lang' => 'EMAIL_MAX_CHUNK_SIZE',	'validate' => 'int:1:99999',	'type' => 'number:1:99999', 'explain' => true),
 						'board_contact'			=> array('lang' => 'CONTACT_EMAIL',			'validate' => 'email',	'type' => 'email:25:100', 'explain' => true),
 						'board_contact_name'	=> array('lang' => 'CONTACT_EMAIL_NAME',	'validate' => 'string',	'type' => 'text:25:50', 'explain' => true),
 						'board_email'			=> array('lang' => 'ADMIN_EMAIL',			'validate' => 'email',	'type' => 'email:25:100', 'explain' => true),
diff --git a/phpBB/includes/acp/acp_prune.php b/phpBB/includes/acp/acp_prune.php
index 3eee4f7922..c5f7789de8 100644
--- a/phpBB/includes/acp/acp_prune.php
+++ b/phpBB/includes/acp/acp_prune.php
@@ -537,6 +537,7 @@ class acp_prune
 					AND ug.user_id <> ' . ANONYMOUS . '
 					AND u.user_type <> ' . USER_FOUNDER . '
 					AND ug.user_pending = 0
+					AND ug.group_leader = 0
 					AND u.user_id = ug.user_id
 					' . (!empty($user_ids) ? ' AND ' . $db->sql_in_set('ug.user_id', $user_ids) : '');
 			$result = $db->sql_query($sql);
diff --git a/phpBB/includes/acp/acp_styles.php b/phpBB/includes/acp/acp_styles.php
index 1bf5a3c6a8..87c8d88f52 100644
--- a/phpBB/includes/acp/acp_styles.php
+++ b/phpBB/includes/acp/acp_styles.php
@@ -259,6 +259,19 @@ class acp_styles
 		// Get list of styles to uninstall
 		$ids = $this->request_vars('id', 0, true);
 
+		// Don't remove prosilver, you can still deactivate it.
+		$sql = 'SELECT style_id
+			FROM ' . STYLES_TABLE . "
+			WHERE style_name = '" . $this->db->sql_escape('prosilver') . "'";
+		$result = $this->db->sql_query($sql);
+		$prosilver_id = (int) $this->db->sql_fetchfield('style_id');
+		$this->db->sql_freeresult($result);
+
+		if ($prosilver_id && in_array($prosilver_id, $ids))
+		{
+			trigger_error($this->user->lang('UNINSTALL_PROSILVER') . adm_back_link($this->u_action), E_USER_WARNING);
+		}
+
 		// Check if confirmation box was submitted
 		if (confirm_box(true))
 		{
@@ -998,11 +1011,14 @@ class acp_styles
 				'L_ACTION'	=> $this->user->lang['EXPORT']
 			); */
 
-			// Uninstall
-			$actions[] = array(
-				'U_ACTION'	=> $this->u_action . '&amp;action=uninstall&amp;hash=' . generate_link_hash('uninstall') . '&amp;id=' . $style['style_id'],
-				'L_ACTION'	=> $this->user->lang['STYLE_UNINSTALL']
-			);
+			if ($style['style_name'] !== 'prosilver')
+			{
+				// Uninstall
+				$actions[] = array(
+					'U_ACTION'	=> $this->u_action . '&amp;action=uninstall&amp;hash=' . generate_link_hash('uninstall') . '&amp;id=' . $style['style_id'],
+					'L_ACTION'	=> $this->user->lang['STYLE_UNINSTALL']
+				);
+			}
 
 			// Preview
 			$actions[] = array(
@@ -1123,7 +1139,14 @@ class acp_styles
 	*/
 	protected function read_style_cfg($dir)
 	{
+		// This should never happen, we give them a red warning because of its relevance.
+		if (!file_exists($this->styles_path . $dir . '/style.cfg'))
+		{
+			trigger_error($this->user->lang('NO_STYLE_CFG', $dir), E_USER_WARNING);
+		}
+
 		static $required = array('name', 'phpbb_version', 'copyright');
+
 		$cfg = parse_cfg_file($this->styles_path . $dir . '/style.cfg');
 
 		// Check if it is a valid file
diff --git a/phpBB/includes/acp/acp_users.php b/phpBB/includes/acp/acp_users.php
index 2d1eaadfae..fd4b5e8c24 100644
--- a/phpBB/includes/acp/acp_users.php
+++ b/phpBB/includes/acp/acp_users.php
@@ -855,7 +855,7 @@ class acp_users
 						$check_ary += array(
 							'username'			=> array(
 								array('string', false, $config['min_name_chars'], $config['max_name_chars']),
-								array('username', $user_row['username'])
+								array('username', $user_row['username'], true)
 							),
 						);
 					}