Merge "Add 'mw-anonuserlink' class for anonymous users"

[lhc/web/wiklou.git] / includes / WebStart.php

diff --git a/includes/WebStart.php b/includes/WebStart.php
index 58c953a..766b3bf 100644 (file)
--- a/includes/WebStart.php
+++ b/includes/WebStart.php
@@ -1,10 +1,13 @@
 <?php
 /**
- * This does the initial setup for a web request.
+ * This does the initial set up for a web request.
  * It does some security checks, starts the profiler and loads the
  * configuration, and optionally loads Setup.php depending on whether
  * MW_NO_SETUP is defined.
  *
+ * Setup.php (if loaded) then sets up GlobalFunctions, the AutoLoader,
+ * and the configuration globals (though not $wgTitle).
+ *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
@@ -126,8 +129,8 @@ if ( defined( 'MW_CONFIG_CALLBACK' ) ) {
 
        # LocalSettings.php is the per site customization file. If it does not exist
        # the wiki installer needs to be launched or the generated file uploaded to
-       # the root wiki directory
-       if ( !file_exists( MW_CONFIG_FILE ) ) {
+       # the root wiki directory. Give a hint, if it is not readable by the server.
+       if ( !is_readable( MW_CONFIG_FILE ) ) {
                require_once "$IP/includes/templates/NoLocalSettings.php";
                die();
        }