install.php 1.48 KB
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<?php

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/**
 * @file
 * Initiates a browser-based installation of Drupal.
 */

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// Change the directory to the Drupal root.
chdir('..');

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/**
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 * Global flag to indicate the site is in installation mode.
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 *
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 * The constant is defined using define() instead of const so that PHP
 * versions prior to 5.3 can display proper PHP requirements instead of causing
 * a fatal error.
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 */
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define('MAINTENANCE_MODE', 'install');
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// Exit early if running an incompatible PHP version to avoid fatal errors.
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// The minimum version is specified explicitly, as DRUPAL_MINIMUM_PHP is not
// yet available. It is defined in bootstrap.inc, but it is not possible to
// load that file yet as it would cause a fatal error on older versions of PHP.
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if (version_compare(PHP_VERSION, '5.3.10') < 0) {
  print 'Your PHP installation is too old. Drupal requires at least PHP 5.3.10. See the <a href="http://drupal.org/requirements">system requirements</a> page for more information.';
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  exit;
}

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// Exit early if the PHP option safe_mode is enabled to avoid fatal errors.
// @todo Remove this check once we require PHP > 5.4 as safe mode is deprecated
// in PHP 5.3 and completely removed in PHP 5.4.
if (ini_get('safe_mode')) {
  print 'Your PHP installation has safe_mode enabled. Drupal requires the safe_mode option to be turned off. See the <a href="http://drupal.org/requirements">system requirements</a> page for more information.';
  exit;
}

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// Start the installer.
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require_once __DIR__ . '/includes/install.core.inc';
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install_drupal();