49 lines
1.9 KiB
PHP
49 lines
1.9 KiB
PHP
<?php
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/**
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* @file
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* Initiates a browser-based installation of Drupal.
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*/
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use Drupal\Component\Utility\OpCodeCache;
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// Change the directory to the Drupal root.
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chdir('..');
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// Store the Drupal root path.
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$root_path = realpath('');
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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
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* versions prior to 5.3 can display proper PHP requirements instead of causing
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* a fatal error.
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*/
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define('MAINTENANCE_MODE', 'install');
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// Exit early if an incompatible PHP version is in use, so that the user sees a
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// helpful error message rather than a white screen from any fatal errors due to
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// the incompatible version. The minimum version is also hardcoded (instead of
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// \Drupal::MINIMUM_PHP), to avoid any fatal errors that might result from
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// loading the autoloader or core/lib/Drupal.php. Note: Remember to update the
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// hardcoded minimum PHP version below (both in the version_compare() call and
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// in the printed message to the user) whenever \Drupal::MINIMUM_PHP is
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// updated.
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if (version_compare(PHP_VERSION, '7.3.0') < 0) {
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print 'Your PHP installation is too old. Drupal requires at least PHP 7.3.0. See the <a href="https://www.drupal.org/docs/9/how-drupal-9-is-made-and-what-is-included/environment-requirements-of-drupal-9#s-php-version-requirement">Environment requirements of Drupal 9</a> page for more information.';
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exit;
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}
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// Initialize the autoloader.
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$class_loader = require_once $root_path . '/autoload.php';
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// If OPCache is in use, ensure opcache.save_comments is enabled.
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if (OpCodeCache::isEnabled() && !ini_get('opcache.save_comments')) {
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print 'Systems with OPcache installed must have <a href="http://php.net/manual/opcache.configuration.php#ini.opcache.save-comments">opcache.save_comments</a> enabled.';
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exit();
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}
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// Start the installer.
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require_once $root_path . '/core/includes/install.core.inc';
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install_drupal($class_loader);
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