6 files changed, 18 insertions, 14 deletions
diff --git a/phpBB/includes/acp/acp_ranks.php b/phpBB/includes/acp/acp_ranks.php
index dfd7511427..ea057cd84c 100644
--- a/phpBB/includes/acp/acp_ranks.php
+++ b/phpBB/includes/acp/acp_ranks.php
@@ -52,7 +52,7 @@ class acp_ranks
 				}
 				$rank_title = utf8_normalize_nfc(request_var('title', '', true));
 				$special_rank = request_var('special_rank', 0);
-				$min_posts = ($special_rank) ? 0 : request_var('min_posts', 0);
+				$min_posts = ($special_rank) ? 0 : max(0, request_var('min_posts', 0));
 				$rank_image = request_var('rank_image', '');
 
 				// The rank image has to be a jpg, gif or png
diff --git a/phpBB/includes/acp/acp_styles.php b/phpBB/includes/acp/acp_styles.php
index 5a7902755e..d7b0484af8 100644
--- a/phpBB/includes/acp/acp_styles.php
+++ b/phpBB/includes/acp/acp_styles.php
@@ -99,11 +99,11 @@ parse_css_file = {PARSE_CSS_FILE}
 		$this->template_cfg .= '
 # Some configuration options
 
-#
-# You can use this function to inherit templates from another template.
-# The template of the given name has to be installed.
-# Templates cannot inherit from inheriting templates.
-#';
+# Template inheritance
+# See http://blog.phpbb.com/2008/07/31/templating-just-got-easier/
+# Set value to empty or this template name to ignore template inheritance.
+inherit_from = {INHERIT_FROM}
+';
 
 		$this->imageset_keys = array(
 			'logos' => array(
@@ -2047,9 +2047,7 @@ parse_css_file = {PARSE_CSS_FILE}
 			// Export template core code
 			if ($mode == 'template' || $inc_template)
 			{
-				$template_cfg = str_replace(array('{MODE}', '{NAME}', '{COPYRIGHT}', '{VERSION}'), array($mode, $style_row['template_name'], $style_row['template_copyright'], $config['version']), $this->template_cfg);
-
-				$use_template_name = '';
+				$use_template_name = $style_row['template_name'];
 
 				// Add the inherit from variable, depending on it's use...
 				if ($style_row['template_inherits_id'])
@@ -2063,7 +2061,8 @@ parse_css_file = {PARSE_CSS_FILE}
 					$db->sql_freeresult($result);
 				}
 
-				$template_cfg .= ($use_template_name) ? "\ninherit_from = $use_template_name" : "\n#inherit_from = ";
+				$template_cfg = str_replace(array('{MODE}', '{NAME}', '{COPYRIGHT}', '{VERSION}', '{INHERIT_FROM}'), array($mode, $style_row['template_name'], $style_row['template_copyright'], $config['version'], $use_template_name), $this->template_cfg);
+
 				$template_cfg .= "\n\nbbcode_bitfield = {$style_row['bbcode_bitfield']}";
 
 				$data[] = array(
diff --git a/phpBB/includes/functions.php b/phpBB/includes/functions.php
index 1eefaee651..0320230a7d 100644
--- a/phpBB/includes/functions.php
+++ b/phpBB/includes/functions.php
@@ -3322,6 +3322,11 @@ function parse_cfg_file($filename, $lines = false)
 
 		$parsed_items[$key] = $value;
 	}
+	
+	if (isset($parsed_items['inherit_from']) && isset($parsed_items['name']) && $parsed_items['inherit_from'] == $parsed_items['name'])
+	{
+		unset($parsed_items['inherit_from']);
+	}
 
 	return $parsed_items;
 }
@@ -4548,7 +4553,7 @@ function page_header($page_title = '', $display_online_list = true, $item_id = 0
 		foreach ($_EXTRA_URL as $url_param)
 		{
 			$url_param = explode('=', $url_param, 2);
-			$s_hidden_fields[$url_param[0]] = $url_param[1];
+			$s_search_hidden_fields[$url_param[0]] = $url_param[1];
 		}
 	}
 
diff --git a/phpBB/includes/search/fulltext_mysql.php b/phpBB/includes/search/fulltext_mysql.php
index 29cdd8ee9a..52372a14d8 100644
--- a/phpBB/includes/search/fulltext_mysql.php
+++ b/phpBB/includes/search/fulltext_mysql.php
@@ -707,7 +707,7 @@ class fulltext_mysql extends search_backend
 	*/
 	function index_remove($post_ids, $author_ids, $forum_ids)
 	{
-		$this->destroy_cache(array(), $author_ids);
+		$this->destroy_cache(array(), array_unique($author_ids));
 	}
 
 	/**
diff --git a/phpBB/includes/search/fulltext_native.php b/phpBB/includes/search/fulltext_native.php
index 727e3aaffb..b63205fd76 100644
--- a/phpBB/includes/search/fulltext_native.php
+++ b/phpBB/includes/search/fulltext_native.php
@@ -1334,7 +1334,7 @@ class fulltext_native extends search_backend
 			$db->sql_query($sql);
 		}
 
-		$this->destroy_cache(array_unique($word_texts), $author_ids);
+		$this->destroy_cache(array_unique($word_texts), array_unique($author_ids));
 	}
 
 	/**
diff --git a/phpBB/includes/search/search.php b/phpBB/includes/search/search.php
index 2f20d11495..df7c8a0892 100644
--- a/phpBB/includes/search/search.php
+++ b/phpBB/includes/search/search.php
@@ -295,7 +295,7 @@ class search_backend
 			$sql_where = '';
 			foreach ($authors as $author)
 			{
-				$sql_where .= (($sql_where) ? ' OR ' : '') . 'search_authors LIKE \'% ' . (int) $author . ' %\'';
+				$sql_where .= (($sql_where) ? ' OR ' : '') . 'search_authors ' . $db->sql_like_expression($db->any_char . ' ' . (int) $author . ' ' . $db->any_char);
 			}
 
 			$sql = 'SELECT search_key