26230b6fee
* Fixed attempted remote loading of the logo image in index.php's wfDie(). Use the distributed mediawiki.png instead, that's what it's there for.
144 lines
4.2 KiB
PHP
144 lines
4.2 KiB
PHP
<?php
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/**
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* This does the initial setup for a web request.
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* It does some security checks, starts the profiler and loads the
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* configuration, and optionally loads Setup.php depending on whether
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* MW_NO_SETUP is defined.
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*
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* @file
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*/
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# Protect against register_globals
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# This must be done before any globals are set by the code
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if ( ini_get( 'register_globals' ) ) {
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if ( isset( $_REQUEST['GLOBALS'] ) ) {
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die( '<a href="http://www.hardened-php.net/globals-problem">$GLOBALS overwrite vulnerability</a>');
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}
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$verboten = array(
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'GLOBALS',
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'_SERVER',
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'HTTP_SERVER_VARS',
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'_GET',
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'HTTP_GET_VARS',
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'_POST',
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'HTTP_POST_VARS',
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'_COOKIE',
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'HTTP_COOKIE_VARS',
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'_FILES',
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'HTTP_POST_FILES',
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'_ENV',
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'HTTP_ENV_VARS',
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'_REQUEST',
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'_SESSION',
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'HTTP_SESSION_VARS'
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);
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foreach ( $_REQUEST as $name => $value ) {
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if( in_array( $name, $verboten ) ) {
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header( "HTTP/1.1 500 Internal Server Error" );
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echo "register_globals security paranoia: trying to overwrite superglobals, aborting.";
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die( -1 );
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}
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unset( $GLOBALS[$name] );
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}
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}
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# bug 15461: Make IE8 turn off content sniffing. Everbody else should ignore this
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# We're adding it here so that it's *always* set, even for alternate entry
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# points and when $wgOut gets disabled or overridden.
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header( 'X-Content-Type-Options: nosniff' );
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$wgRequestTime = microtime(true);
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# getrusage() does not exist on the Microsoft Windows platforms, catching this
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if ( function_exists ( 'getrusage' ) ) {
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$wgRUstart = getrusage();
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} else {
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$wgRUstart = array();
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}
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unset( $IP );
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# Valid web server entry point, enable includes.
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# Please don't move this line to includes/Defines.php. This line essentially
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# defines a valid entry point. If you put it in includes/Defines.php, then
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# any script that includes it becomes an entry point, thereby defeating
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# its purpose.
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define( 'MEDIAWIKI', true );
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# Full path to working directory.
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# Makes it possible to for example to have effective exclude path in apc.
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# Also doesn't break installations using symlinked includes, like
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# dirname( __FILE__ ) would do.
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$IP = getenv( 'MW_INSTALL_PATH' );
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if ( $IP === false ) {
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$IP = realpath( '.' );
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}
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if ( isset( $_SERVER['MW_COMPILED'] ) ) {
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define( 'MW_COMPILED', 1 );
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} else {
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# Get MWInit class
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require_once( "$IP/includes/Init.php" );
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# Start the autoloader, so that extensions can derive classes from core files
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require_once( "$IP/includes/AutoLoader.php" );
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# Load the profiler
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require_once( "$IP/includes/profiler/Profiler.php" );
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# Load up some global defines.
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require_once( "$IP/includes/Defines.php" );
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}
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# Start the profiler
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$wgProfiler = array();
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if ( file_exists( "$IP/StartProfiler.php" ) ) {
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require( "$IP/StartProfiler.php" );
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}
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wfProfileIn( 'WebStart.php-conf' );
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# Load default settings
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require_once( MWInit::compiledPath( "includes/DefaultSettings.php" ) );
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if ( defined( 'MW_CONFIG_CALLBACK' ) ) {
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# Use a callback function to configure MediaWiki
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MWFunction::call( MW_CONFIG_CALLBACK );
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} else {
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if ( !defined( 'MW_CONFIG_FILE' ) ) {
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define('MW_CONFIG_FILE', MWInit::interpretedPath( 'LocalSettings.php' ) );
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}
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# LocalSettings.php is the per site customization file. If it does not exist
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# the wiki installer needs to be launched or the generated file uploaded to
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# the root wiki directory
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if( !file_exists( MW_CONFIG_FILE ) ) {
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require_once( "$IP/includes/templates/NoLocalSettings.php" );
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die();
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}
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# Include site settings. $IP may be changed (hopefully before the AutoLoader is invoked)
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require_once( MW_CONFIG_FILE );
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}
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if ( $wgEnableSelenium ) {
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require_once( MWInit::compiledPath( "includes/SeleniumWebSettings.php" ) );
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}
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wfProfileOut( 'WebStart.php-conf' );
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wfProfileIn( 'WebStart.php-ob_start' );
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# Initialise output buffering
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# Check that there is no previous output or previously set up buffers, because
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# that would cause us to potentially mix gzip and non-gzip output, creating a
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# big mess.
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if ( !defined( 'MW_NO_OUTPUT_BUFFER' ) && ob_get_level() == 0 ) {
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if ( !defined( 'MW_COMPILED' ) ) {
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require_once( "$IP/includes/OutputHandler.php" );
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}
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ob_start( 'wfOutputHandler' );
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}
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wfProfileOut( 'WebStart.php-ob_start' );
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if ( !defined( 'MW_NO_SETUP' ) ) {
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require_once( MWInit::compiledPath( "includes/Setup.php" ) );
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}
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