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1 <?php
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2
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3 /**
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4 * @file
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5 * Rebuilds all Drupal caches even when Drupal itself does not work.
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6 *
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7 * Needs a token query argument which can be calculated using the
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8 * scripts/rebuild_token_calculator.sh script.
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9 *
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10 * @see drupal_rebuild()
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11 */
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12
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13 use Drupal\Component\Utility\Crypt;
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14 use Drupal\Core\DrupalKernel;
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15 use Drupal\Core\Site\Settings;
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16 use Symfony\Component\HttpKernel\Exception\HttpExceptionInterface;
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17 use Symfony\Component\HttpFoundation\Request;
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18 use Symfony\Component\HttpFoundation\Response;
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19
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20 // Change the directory to the Drupal root.
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21 chdir('..');
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22
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23 $autoloader = require_once __DIR__ . '/../autoload.php';
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24 require_once __DIR__ . '/includes/utility.inc';
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25
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26 $request = Request::createFromGlobals();
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27 // Manually resemble early bootstrap of DrupalKernel::boot().
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28 require_once __DIR__ . '/includes/bootstrap.inc';
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29 DrupalKernel::bootEnvironment();
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30
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31 try {
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32 Settings::initialize(dirname(__DIR__), DrupalKernel::findSitePath($request), $autoloader);
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33 }
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34 catch (HttpExceptionInterface $e) {
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35 $response = new Response('', $e->getStatusCode());
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36 $response->prepare($request)->send();
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37 exit;
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38 }
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39
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40 if (Settings::get('rebuild_access', FALSE) ||
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41 ($request->query->get('token') && $request->query->get('timestamp') &&
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42 ((REQUEST_TIME - $request->query->get('timestamp')) < 300) &&
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43 Crypt::hashEquals(Crypt::hmacBase64($request->query->get('timestamp'), Settings::get('hash_salt')), $request->query->get('token'))
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44 )) {
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45 // Clear user cache for all major platforms.
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46 $user_caches = [
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47 'apcu_clear_cache',
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48 'wincache_ucache_clear',
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49 'xcache_clear_cache',
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50 ];
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51 array_map('call_user_func', array_filter($user_caches, 'is_callable'));
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52
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53 drupal_rebuild($autoloader, $request);
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54 \Drupal::messenger()->addStatus('Cache rebuild complete.');
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55 }
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56 $base_path = dirname(dirname($request->getBaseUrl()));
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57 header('Location: ' . $request->getSchemeAndHttpHost() . $base_path);
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