1 files changed, 27 insertions, 0 deletions
diff --git a/phpBB/includes/functions_acp.php b/phpBB/includes/functions_acp.php
index ad5a359710..abf726581d 100644
--- a/phpBB/includes/functions_acp.php
+++ b/phpBB/includes/functions_acp.php
@@ -655,3 +655,30 @@ function validate_range($value_ary, &$error)
 		}
 	}
 }
+
+/**
+* Inserts new config display_vars into an exisiting display_vars array
+* at the given position.
+*
+* @param array $display_vars An array of existing config display vars
+* @param array $add_config_vars An array of new config display vars
+* @param array $where Where to place the new config vars,
+*              before or after an exisiting config, as an array
+*              of the form: array('after' => 'config_name') or
+*              array('before' => 'config_name').
+* @return array The array of config display vars
+*/
+function phpbb_insert_config_array($display_vars, $add_config_vars, $where)
+{
+	if (is_array($where) && array_key_exists(current($where), $display_vars))
+	{
+		$position = array_search(current($where), array_keys($display_vars)) + ((key($where) == 'before') ? 0 : 1);
+		$display_vars = array_merge(
+			array_slice($display_vars, 0, $position),
+			$add_config_vars,
+			array_slice($display_vars, $position)
+		);
+	}
+
+	return $display_vars;
+}