<?php
-
-# This does the initial setup 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.
+/**
+ * This does the initial setup 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.
+ *
+ * @file
+ */
# Protect against register_globals
# This must be done before any globals are set by the code
if ( ini_get( 'register_globals' ) ) {
if ( isset( $_REQUEST['GLOBALS'] ) ) {
- die( '<a href="http://www.hardened-php.net/index.76.html">$GLOBALS overwrite vulnerability</a>');
+ die( '<a href="http://www.hardened-php.net/globals-problem">$GLOBALS overwrite vulnerability</a>');
}
$verboten = array(
'GLOBALS',
$wgRUstart = array();
}
unset( $IP );
-@ini_set( 'allow_url_fopen', 0 ); # For security
# Valid web server entry point, enable includes.
# Please don't move this line to includes/Defines.php. This line essentially
# Start profiler
-require_once( "$IP/StartProfiler.php" );
+if( file_exists("$IP/StartProfiler.php") ) {
+ require_once( "$IP/StartProfiler.php" );
+} else {
+ require_once( "$IP/includes/ProfilerStub.php" );
+}
wfProfileIn( 'WebStart.php-conf' );
# Load up some global defines.
if ( defined( 'MW_CONFIG_CALLBACK' ) ) {
# Use a callback function to configure MediaWiki
require_once( "$IP/includes/DefaultSettings.php" );
- call_user_func( MW_CONFIG_CALLBACK );
+
+ $callback = MW_CONFIG_CALLBACK;
+ if ( strpos( $callback, '::' ) !== false ) {
+ $callback = explode( '::', $callback, 2);
+ }
+ call_user_func( $callback );
} else {
# LocalSettings.php is the per site customization file. If it does not exit
# the wiki installer need to be launched or the generated file moved from
wfProfileIn( 'WebStart.php-ob_start' );
# Initialise output buffering
-if ( ob_get_level() ) {
- # Someone's been mixing configuration data with code!
- # How annoying.
-} elseif ( !defined( 'MW_NO_OUTPUT_BUFFER' ) ) {
+
+# Check that there is no previous output or previously set up buffers, because
+# that would cause us to potentially mix gzip and non-gzip output, creating a
+# big mess.
+# In older versions of PHP ob_get_level() returns 0 if there is no buffering or
+# previous output, in newer versions the default output buffer is always set up
+# and ob_get_level() returns 1. In this case we check that the buffer is empty.
+# FIXME: Check that this is the right way to handle this
+if ( !defined( 'MW_NO_OUTPUT_BUFFER' ) && ( ob_get_level() == 0 || ( ob_get_level() == 1 && ob_get_contents() === '' ) ) ) {
require_once( "$IP/includes/OutputHandler.php" );
ob_start( 'wfOutputHandler' );
}