* @file
*/
-# Bail on old versions of PHP. Pretty much every other file in the codebase
-# has structures (try/catch, foo()->bar(), etc etc) which throw parse errors in
-# PHP 4. Setup.php and ObjectCache.php have structures invalid in PHP 5.0 and
-# 5.1, respectively.
-if ( !function_exists( 'version_compare' ) || version_compare( PHP_VERSION, '5.3.3' ) < 0 ) {
- // We need to use dirname( __FILE__ ) here cause __DIR__ is PHP5.3+
- require dirname( __FILE__ ) . '/includes/PHPVersionError.php';
- wfPHPVersionError( 'index.php' );
-}
+// Bail on old versions of PHP, or if composer has not been run yet to install
+// dependencies. Using dirname( __FILE__ ) here because __DIR__ is PHP5.3+.
+// @codingStandardsIgnoreStart MediaWiki.Usage.DirUsage.FunctionFound
+require_once dirname( __FILE__ ) . '/includes/PHPVersionCheck.php';
+// @codingStandardsIgnoreEnd
+wfEntryPointCheck( 'index.php' );
require __DIR__ . '/includes/WebStart.php';