Initial commit

drupal7/web/includes/file.phar.inc

@@ -0,0 +1,55 @@
+<?php
+
+use Drupal\Core\Security\PharExtensionInterceptor;
+use TYPO3\PharStreamWrapper\Manager as PharStreamWrapperManager;
+use TYPO3\PharStreamWrapper\Behavior as PharStreamWrapperBehavior;
+use TYPO3\PharStreamWrapper\PharStreamWrapper;
+
+/**
+ * Registers a phar stream wrapper that is more secure than PHP's built-in one.
+ *
+ * @see file_get_stream_wrappers()
+ */
+function file_register_phar_wrapper() {
+  $directory = DRUPAL_ROOT . '/misc/typo3/phar-stream-wrapper/src';
+  include_once $directory . '/Assertable.php';
+  include_once $directory . '/Behavior.php';
+  include_once $directory . '/Exception.php';
+  include_once $directory . '/Helper.php';
+  include_once $directory . '/Manager.php';
+  include_once $directory . '/PharStreamWrapper.php';
+  include_once $directory . '/Collectable.php';
+  include_once $directory . '/Interceptor/ConjunctionInterceptor.php';
+  include_once $directory . '/Interceptor/PharMetaDataInterceptor.php';
+  include_once $directory . '/Phar/Container.php';
+  include_once $directory . '/Phar/DeserializationException.php';
+  include_once $directory . '/Phar/Manifest.php';
+  include_once $directory . '/Phar/Reader.php';
+  include_once $directory . '/Phar/ReaderException.php';
+  include_once $directory . '/Phar/Stub.php';
+  include_once $directory . '/Resolvable.php';
+  include_once $directory . '/Resolver/PharInvocation.php';
+  include_once $directory . '/Resolver/PharInvocationCollection.php';
+  include_once $directory . '/Resolver/PharInvocationResolver.php';
+  include_once DRUPAL_ROOT . '/misc/typo3/drupal-security/PharExtensionInterceptor.php';
+  include_once DRUPAL_ROOT . '/misc/brumann/polyfill-unserialize/src/Unserialize.php';
+
+  // Set up a stream wrapper to handle insecurities due to PHP's built-in
+  // phar stream wrapper.
+  try {
+    $behavior = new PharStreamWrapperBehavior();
+    PharStreamWrapperManager::initialize(
+      $behavior->withAssertion(new PharExtensionInterceptor())
+    );
+  }
+  catch (\LogicException $e) {
+    // Continue if the PharStreamWrapperManager is already initialized.
+    // For example, this occurs following a drupal_static_reset(), such
+    // as during tests.
+  };
+
+  // To prevent file_stream_wrapper_valid_scheme() treating "phar" as a valid
+  // scheme, this is registered with PHP only, not with  hook_stream_wrappers()
+  // or the internal storage of file_get_stream_wrappers().
+  stream_wrapper_register('phar', '\\TYPO3\\PharStreamWrapper\\PharStreamWrapper');
+}