PHP drupal_get_schema函数代码示例

 /**
  * Validate the settings form.
  */
 public function validateSettings(&$element, &$form_state)
 {
     $schema = drupal_get_schema('membership_entity');
     if ($element['length']['#value'] > $schema['fields']['member_id']['length']) {
         form_error($element['length'], t('Member ID length cannot exceed %max.', array('%max' => $schema['fields']['member_id']['length'])));
     }
 }

 /**
  * Tests that we can insert fields with values and defaults in the same query.
  */
 function testDefaultInsertWithFields()
 {
     $query = db_insert('test')->fields(array('name' => 'Bob'))->useDefaults(array('job'));
     $id = $query->execute();
     $schema = drupal_get_schema('test');
     $job = db_query('SELECT job FROM {test} WHERE id = :id', array(':id' => $id))->fetchField();
     $this->assertEqual($job, $schema['fields']['job']['default'], 'Default field value is set.');
 }

 /**
  * Overrides Drupal\configuration\Config\Configuration::findRequiredModules().
  */
 public function findRequiredModules()
 {
     $this->addToModules('views');
     $view = $this->getData();
     // We get the module that creates the table for the view query.
     $schema = drupal_get_schema($view->base_table);
     $this->addToModules($schema['module']);
     foreach (views_object_types() as $type => $info) {
         foreach ($view->display as $display_id => $display) {
             // Views with a display provided by views_content module.
             if ($display->display_plugin == 'panel_pane') {
                 $this->addToModules('views_content');
             }
             $view->set_display($display_id);
             foreach ($view->display_handler->get_handlers($type) as $handler_id => $handler) {
                 if ($type == 'field') {
                     if (!empty($handler->field_info) && !empty($handler->field_info['module'])) {
                         $this->addToModules($handler->field_info['module']);
                     }
                 }
             }
         }
     }
 }

/**
 * Installation task; perform final steps and display a 'finished' page.
 *
 * @param $install_state
 *   An array of information about the current installation state.
 * @return
 *   A message informing the user that the installation is complete.
 */
function install_finished(&$install_state)
{
    drupal_set_title(st('@drupal installation complete', array('@drupal' => drupal_install_profile_name())), PASS_THROUGH);
    $messages = drupal_set_message();
    $output = '<p>' . st('Congratulations, @drupal has been successfully installed.', array('@drupal' => drupal_install_profile_name())) . '</p>';
    $output .= '<p>' . (isset($messages['error']) ? st('Review the messages above before continuing on to <a href="@url">your new site</a>.', array('@url' => url(''))) : st('You may now visit <a href="@url">your new site</a>.', array('@url' => url('')))) . '</p>';
    if (module_exists('help')) {
        $output .= '<p>' . st('For more information on configuring Drupal, refer to the <a href="@help">help section</a>.', array('@help' => url('admin/help'))) . '</p>';
    }
    // Rebuild the module and theme data, in case any newly-installed modules
    // need to modify it via hook_system_info_alter(). We need to clear the
    // theme static cache first, to make sure that the theme data is actually
    // rebuilt.
    drupal_static_reset('_system_rebuild_theme_data');
    system_rebuild_module_data();
    system_rebuild_theme_data();
    // Rebuild menu and registry to get content type links registered by the
    // profile, and possibly any other menu items created through the tasks.
    menu_rebuild();
    // Rebuild the database cache of node types, so that any node types added
    // by newly installed modules are registered correctly and initialized with
    // the necessary fields.
    node_types_rebuild();
    // Register actions declared by any modules.
    actions_synchronize();
    // Randomize query-strings on css/js files, to hide the fact that this is a
    // new install, not upgraded yet.
    _drupal_flush_css_js();
    // Remember the profile which was used.
    variable_set('install_profile', drupal_get_profile());
    // Install profiles are always loaded last
    db_update('system')->fields(array('weight' => 1000))->condition('type', 'module')->condition('name', drupal_get_profile())->execute();
    // Cache a fully-built schema.
    drupal_get_schema(NULL, TRUE);
    // Run cron to populate update status tables (if available) so that users
    // will be warned if they've installed an out of date Drupal version.
    // Will also trigger indexing of profile-supplied content or feeds.
    drupal_cron_run();
    return $output;
}

 /**
  * Delete created files and temporary files directory, delete the tables created by setUp(),
  * and reset the database prefix.
  */
 protected function tearDown()
 {
     global $db_prefix;
     if (preg_match('/simpletest\\d+/', $db_prefix)) {
         // Delete temporary files directory and reset files directory path.
         simpletest_clean_temporary_directory(file_directory_path());
         variable_set('file_directory_path', $this->originalFileDirectory);
         // Remove all prefixed tables (all the tables in the schema).
         $schema = drupal_get_schema(NULL, TRUE);
         $ret = array();
         foreach ($schema as $name => $table) {
             db_drop_table($ret, $name);
         }
         // Return the database prefix to the original.
         $db_prefix = $this->originalPrefix;
         // Ensure that the internal logged in variable is reset.
         $this->isLoggedIn = FALSE;
         // Reload module list and implementations to ensure that test module hooks
         // aren't called after tests.
         module_list(TRUE);
         module_implements(MODULE_IMPLEMENTS_CLEAR_CACHE);
         // Rebuild caches.
         $this->refreshVariables();
         // Close the CURL handler.
         $this->curlClose();
     }
 }

 /**
  * Installs Atrium instead of Drupal
  * 
  * Generates a random database prefix, runs the install scripts on the
  * prefixed database and enable the specified modules. After installation
  * many caches are flushed and the internal browser is setup so that the
  * page requests will run on the new prefix. A temporary files directory
  * is created with the same name as the database prefix.
  *
  * @param ...
  *   List of modules to enable for the duration of the test.
  */
 protected function setUp()
 {
     global $db_prefix, $user, $language, $profile, $install_locale;
     // $language (Drupal 6).
     // Store necessary current values before switching to prefixed database.
     $this->originalPrefix = $db_prefix;
     $this->originalLanguage = clone $language;
     $clean_url_original = variable_get('clean_url', 0);
     // Must reset locale here, since schema calls t().  (Drupal 6)
     if (module_exists('locale')) {
         $language = (object) array('language' => 'en', 'name' => 'English', 'native' => 'English', 'direction' => 0, 'enabled' => 1, 'plurals' => 0, 'formula' => '', 'domain' => '', 'prefix' => '', 'weight' => 0, 'javascript' => '');
         locale(NULL, NULL, TRUE);
     }
     // Generate temporary prefixed database to ensure that tests have a clean starting point.
     //    $db_prefix = Database::getConnection()->prefixTables('{simpletest' . mt_rand(1000, 1000000) . '}');
     $db_prefix = 'simpletest' . mt_rand(1000, 1000000);
     $install_locale = $this->install_locale;
     $profile = $this->install_profile;
     //    include_once DRUPAL_ROOT . '/includes/install.inc';
     include_once './includes/install.inc';
     drupal_install_system();
     //    $this->preloadRegistry();
     // Set up theme system for the maintenance page.
     // Otherwise we have trouble: https://ds.openatrium.com/dsi/node/18426#comment-38118
     // @todo simpletest module patch
     drupal_maintenance_theme();
     // Add the specified modules to the list of modules in the default profile.
     $args = func_get_args();
     //    $modules = array_unique(array_merge(drupal_get_profile_modules('default', 'en'), $args));
     $modules = array_unique(array_merge(drupal_verify_profile($this->install_profile, $this->install_locale), $args));
     //    drupal_install_modules($modules, TRUE);
     drupal_install_modules($modules);
     // Because the schema is static cached, we need to flush
     // it between each run. If we don't, then it will contain
     // stale data for the previous run's database prefix and all
     // calls to it will fail.
     drupal_get_schema(NULL, TRUE);
     if ($this->install_profile == 'openatrium') {
         // Download and import translation if needed
         if ($this->install_locale != 'en') {
             $this->installLanguage($this->install_locale);
         }
         // Install more modules
         $modules = _openatrium_atrium_modules();
         drupal_install_modules($modules);
         // Configure intranet
         // $profile_tasks = $this->install_profile . '_profile_tasks';
         _openatrium_intranet_configure();
         _openatrium_intranet_configure_check();
         variable_set('atrium_install', 1);
         // Clear views cache before rebuilding menu tree. Requires patch
         // [patch_here] to Views, as new modules have been included and
         // default views need to be re-detected.
         module_exists('views') ? views_get_all_views(TRUE) : TRUE;
         menu_rebuild();
     }
     _drupal_flush_css_js();
     $this->refreshVariables();
     $this->checkPermissions(array(), TRUE);
     user_access(NULL, NULL, TRUE);
     // Drupal 6.
     // Log in with a clean $user.
     $this->originalUser = $user;
     //    drupal_save_session(FALSE);
     //    $user = user_load(1);
     session_save_session(FALSE);
     $user = user_load(array('uid' => 1));
     // Restore necessary variables.
     variable_set('install_profile', $this->install_profile);
     variable_set('install_task', 'profile-finished');
     variable_set('clean_url', $clean_url_original);
     variable_set('site_mail', 'simpletest@example.com');
     // Use temporary files directory with the same prefix as database.
     $this->originalFileDirectory = file_directory_path();
     variable_set('file_directory_path', file_directory_path() . '/' . $db_prefix);
     $directory = file_directory_path();
     // Create the files directory.
     file_check_directory($directory, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS);
     set_time_limit($this->timeLimit);
 }

/**
 * Installation task; perform final steps and display a 'finished' page.
 *
 * @param $install_state
 *   An array of information about the current installation state.
 * @return
 *   A message informing the user that the installation is complete.
 */
function install_finished(&$install_state)
{
    drupal_set_title(st('@drupal installation complete', array('@drupal' => drupal_install_profile_name())));
    $messages = drupal_set_message();
    $output = '<p>' . st('Congratulations, @drupal has been successfully installed.', array('@drupal' => drupal_install_profile_name())) . '</p>';
    $output .= '<p>' . (isset($messages['error']) ? st('Please review the messages above before continuing on to <a href="@url">your new site</a>.', array('@url' => url(''))) : st('You may now visit <a href="@url">your new site</a>.', array('@url' => url('')))) . '</p>';
    if (module_exists('help')) {
        $output .= '<p>' . st('For more information on configuring Drupal, please refer to the <a href="@help">help section</a>.', array('@help' => url('admin/help'))) . '</p>';
    }
    // Rebuild menu and registry to get content type links registered by the
    // profile, and possibly any other menu items created through the tasks.
    menu_rebuild();
    // Register actions declared by any modules.
    actions_synchronize();
    // Randomize query-strings on css/js files, to hide the fact that this is a
    // new install, not upgraded yet.
    _drupal_flush_css_js();
    // Remember the profile which was used.
    variable_set('install_profile', $install_state['parameters']['profile']);
    // Cache a fully-built schema.
    drupal_get_schema(NULL, TRUE);
    // Run cron to populate update status tables (if available) so that users
    // will be warned if they've installed an out of date Drupal version.
    // Will also trigger indexing of profile-supplied content or feeds.
    drupal_cron_run();
    return $output;
}

//.........这里部分代码省略.........
             $module_filenames = array();
             foreach ($current_modules as $name => $weight) {
                 if (isset($current_module_filenames[$name])) {
                     $module_filenames[$name] = $current_module_filenames[$name];
                 } else {
                     $module_path = drupal_get_path('module', $name);
                     $pathname = "{$module_path}/{$name}.info.yml";
                     $filename = file_exists($module_path . "/{$name}.module") ? "{$name}.module" : NULL;
                     $module_filenames[$name] = new Extension('module', $pathname, $filename);
                 }
             }
             // Update the module handler in order to load the module's code.
             // This allows the module to participate in hooks and its existence to
             // be discovered by other modules.
             // The current ModuleHandler instance is obsolete with the kernel
             // rebuild below.
             $this->setModuleList($module_filenames);
             $this->load($module);
             module_load_install($module);
             // Clear the static cache of system_rebuild_module_data() to pick up the
             // new module, since it merges the installation status of modules into
             // its statically cached list.
             drupal_static_reset('system_rebuild_module_data');
             // Update the kernel to include it.
             // This reboots the kernel to register the module's bundle and its
             // services in the service container. The $module_filenames argument is
             // taken over as %container.modules% parameter, which is passed to a
             // fresh ModuleHandler instance upon first retrieval.
             // @todo install_begin_request() creates a container without a kernel.
             if ($kernel = \Drupal::service('kernel', ContainerInterface::NULL_ON_INVALID_REFERENCE)) {
                 $kernel->updateModules($module_filenames, $module_filenames);
             }
             // Refresh the schema to include it.
             drupal_get_schema(NULL, TRUE);
             // Allow modules to react prior to the installation of a module.
             $this->invokeAll('module_preinstall', array($module));
             // Now install the module's schema if necessary.
             drupal_install_schema($module);
             // Clear plugin manager caches and flag router to rebuild if requested.
             \Drupal::getContainer()->get('plugin.cache_clearer')->clearCachedDefinitions();
             \Drupal::service('router.builder_indicator')->setRebuildNeeded();
             // Set the schema version to the number of the last update provided by
             // the module, or the minimum core schema version.
             $version = \Drupal::CORE_MINIMUM_SCHEMA_VERSION;
             $versions = drupal_get_schema_versions($module);
             if ($versions) {
                 $version = max(max($versions), $version);
             }
             // Notify the entity manager that this module's entity types are new,
             // so that it can notify all interested handlers. For example, a
             // SQL-based storage handler can use this as an opportunity to create
             // the necessary database tables.
             $entity_manager = \Drupal::entityManager();
             foreach ($entity_manager->getDefinitions() as $entity_type) {
                 if ($entity_type->getProvider() == $module) {
                     $entity_manager->onEntityTypeCreate($entity_type);
                 }
             }
             // Install default configuration of the module.
             $config_installer = \Drupal::service('config.installer');
             if ($sync_status) {
                 $config_installer->setSyncing(TRUE)->setSourceStorage($source_storage);
             } else {
                 // If we're not in a config synchronisation reset the source storage
                 // so that the extension install storage will pick up the new
                 // configuration.

/**
 * Act on deletion of a field.
 *
 * This hook is invoked from field_delete_field() to ask the field storage
 * module to mark all information stored in the field for deletion.
 *
 * @param $field
 *   The field being deleted.
 */
function hook_field_storage_delete_field($field)
{
    // Mark all data associated with the field for deletion.
    $field['deleted'] = 0;
    $table = _field_sql_storage_tablename($field);
    $revision_table = _field_sql_storage_revision_tablename($field);
    db_update($table)->fields(array('deleted' => 1))->execute();
    // Move the table to a unique name while the table contents are being deleted.
    $field['deleted'] = 1;
    $new_table = _field_sql_storage_tablename($field);
    $revision_new_table = _field_sql_storage_revision_tablename($field);
    db_rename_table($table, $new_table);
    db_rename_table($revision_table, $revision_new_table);
    drupal_get_schema(NULL, TRUE);
}

 protected function setUpInstall()
 {
     global $db_prefix;
     // Store new database prefix.
     $db_prefix_new = $db_prefix;
     $db_prefix = $this->originalPrefix;
     // Rebuild schema based on prefixed database and such.
     $schemas = drupal_get_schema(NULL, TRUE);
     // Create a list of prefixed source table names.
     $sources = array();
     foreach ($schemas as $name => $schema) {
         $sources[$name] = Database::getConnection()->prefixTables('{' . $name . '}');
     }
     // Return to new prefix before performing cloning.
     $db_prefix = $db_prefix_new;
     // Clone each table into the new database.
     foreach ($schemas as $name => $schema) {
         $this->cloneTable($name, $sources[$name], $schema);
     }
 }

 /**
  * Installs a specific table from a module schema definition.
  *
  * @param string $module
  *   The name of the module that defines the table's schema.
  * @param string|array $tables
  *   The name or an array of the names of the tables to install.
  *
  * @throws \RuntimeException
  *   Thrown when $module is not enabled or when the table schema cannot be
  *   found in the module specified.
  */
 protected function installSchema($module, $tables)
 {
     // drupal_get_schema_unprocessed() is technically able to install a schema
     // of a non-enabled module, but its ability to load the module's .install
     // file depends on many other factors. To prevent differences in test
     // behavior and non-reproducible test failures, we only allow the schema of
     // explicitly loaded/enabled modules to be installed.
     if (!$this->container->get('module_handler')->moduleExists($module)) {
         throw new \RuntimeException(format_string("'@module' module is not enabled.", array('@module' => $module)));
     }
     $tables = (array) $tables;
     foreach ($tables as $table) {
         $schema = drupal_get_schema_unprocessed($module, $table);
         if (empty($schema)) {
             throw new \RuntimeException(format_string("Unknown '@table' table schema in '@module' module.", array('@module' => $module, '@table' => $table)));
         }
         $this->container->get('database')->schema()->createTable($table, $schema);
     }
     // We need to refresh the schema cache, as any call to drupal_get_schema()
     // would not know of/return the schema otherwise.
     // @todo Refactor Schema API to make this obsolete.
     drupal_get_schema(NULL, TRUE);
     $this->pass(format_string('Installed %module tables: %tables.', array('%tables' => '{' . implode('}, {', $tables) . '}', '%module' => $module)));
 }

 /**
  * Delete created files and temporary files directory, delete the tables created by setUp(),
  * and reset the database prefix.
  */
 protected function tearDown()
 {
     global $db_prefix, $user;
     if (preg_match('/simpletest\\d+/', $db_prefix)) {
         // Delete temporary files directory and reset files directory path.
         file_unmanaged_delete_recursive(file_directory_path());
         variable_set('file_directory_path', $this->originalFileDirectory);
         // Remove all prefixed tables (all the tables in the schema).
         $schema = drupal_get_schema(NULL, TRUE);
         $ret = array();
         foreach ($schema as $name => $table) {
             db_drop_table($ret, $name);
         }
         // Return the database prefix to the original.
         $db_prefix = $this->originalPrefix;
         // Return the user to the original one.
         $user = $this->originalUser;
         drupal_save_session(TRUE);
         // Ensure that internal logged in variable and cURL options are reset.
         $this->loggedInUser = FALSE;
         $this->additionalCurlOptions = array();
         // Reload module list and implementations to ensure that test module hooks
         // aren't called after tests.
         module_list(TRUE);
         module_implements(MODULE_IMPLEMENTS_CLEAR_CACHE);
         // Reset the Field API.
         field_cache_clear();
         // Rebuild caches.
         $this->refreshVariables();
         // Close the CURL handler.
         $this->curlClose();
     }
 }

 /**
  * {@inheritdoc}
  */
 public function buildForm(array $form, FormStateInterface $form_state)
 {
     $form['#title'] = $this->t('Configure site');
     // Warn about settings.php permissions risk
     $settings_dir = conf_path();
     $settings_file = $settings_dir . '/settings.php';
     // Check that $_POST is empty so we only show this message when the form is
     // first displayed, not on the next page after it is submitted. (We do not
     // want to repeat it multiple times because it is a general warning that is
     // not related to the rest of the installation process; it would also be
     // especially out of place on the last page of the installer, where it would
     // distract from the message that the Drupal installation has completed
     // successfully.)
     $post_params = $this->getRequest()->request->all();
     if (empty($post_params) && (!drupal_verify_install_file($this->root . '/' . $settings_file, FILE_EXIST | FILE_READABLE | FILE_NOT_WRITABLE) || !drupal_verify_install_file($this->root . '/' . $settings_dir, FILE_NOT_WRITABLE, 'dir'))) {
         drupal_set_message(t('All necessary changes to %dir and %file have been made, so you should remove write permissions to them now in order to avoid security risks. If you are unsure how to do so, consult the <a href="@handbook_url">online handbook</a>.', array('%dir' => $settings_dir, '%file' => $settings_file, '@handbook_url' => 'http://drupal.org/server-permissions')), 'warning');
     }
     $form['#attached']['library'][] = 'system/drupal.system';
     // Add JavaScript time zone detection.
     $form['#attached']['library'][] = 'core/drupal.timezone';
     // We add these strings as settings because JavaScript translation does not
     // work during installation.
     $form['#attached']['drupalSettings']['copyFieldValue']['edit-site-mail'] = ['edit-account-mail'];
     // Cache a fully-built schema. This is necessary for any invocation of
     // index.php because: (1) setting cache table entries requires schema
     // information, (2) that occurs during bootstrap before any module are
     // loaded, so (3) if there is no cached schema, drupal_get_schema() will
     // try to generate one but with no loaded modules will return nothing.
     //
     // @todo Move this to the 'install_finished' task?
     drupal_get_schema(NULL, TRUE);
     $form['site_information'] = array('#type' => 'fieldgroup', '#title' => $this->t('Site information'));
     $form['site_information']['site_name'] = array('#type' => 'textfield', '#title' => $this->t('Site name'), '#required' => TRUE, '#weight' => -20);
     $form['site_information']['site_mail'] = array('#type' => 'email', '#title' => $this->t('Site email address'), '#default_value' => ini_get('sendmail_from'), '#description' => $this->t("Automated emails, such as registration information, will be sent from this address. Use an address ending in your site's domain to help prevent these emails from being flagged as spam."), '#required' => TRUE, '#weight' => -15);
     $form['admin_account'] = array('#type' => 'fieldgroup', '#title' => $this->t('Site maintenance account'));
     $form['admin_account']['account']['name'] = array('#type' => 'textfield', '#title' => $this->t('Username'), '#maxlength' => USERNAME_MAX_LENGTH, '#description' => $this->t('Spaces are allowed; punctuation is not allowed except for periods, hyphens, and underscores.'), '#required' => TRUE, '#attributes' => array('class' => array('username')));
     $form['admin_account']['account']['pass'] = array('#type' => 'password_confirm', '#required' => TRUE, '#size' => 25);
     $form['admin_account']['account']['#tree'] = TRUE;
     $form['admin_account']['account']['mail'] = array('#type' => 'email', '#title' => $this->t('Email address'), '#required' => TRUE);
     $form['regional_settings'] = array('#type' => 'fieldgroup', '#title' => $this->t('Regional settings'));
     $countries = $this->countryManager->getList();
     $form['regional_settings']['site_default_country'] = array('#type' => 'select', '#title' => $this->t('Default country'), '#empty_value' => '', '#default_value' => $this->config('system.date')->get('country.default'), '#options' => $countries, '#description' => $this->t('Select the default country for the site.'), '#weight' => 0);
     $form['regional_settings']['date_default_timezone'] = array('#type' => 'select', '#title' => $this->t('Default time zone'), '#default_value' => date_default_timezone_get(), '#options' => system_time_zones(), '#description' => $this->t('By default, dates in this site will be displayed in the chosen time zone.'), '#weight' => 5, '#attributes' => array('class' => array('timezone-detect')));
     $form['update_notifications'] = array('#type' => 'fieldgroup', '#title' => $this->t('Update notifications'));
     $form['update_notifications']['update_status_module'] = array('#type' => 'checkboxes', '#title' => $this->t('Update notifications'), '#options' => array(1 => $this->t('Check for updates automatically'), 2 => $this->t('Receive email notifications')), '#default_value' => array(1, 2), '#description' => $this->t('The system will notify you when updates and important security releases are available for installed components. Anonymous information about your site is sent to <a href="@drupal">Drupal.org</a>.', array('@drupal' => 'http://drupal.org')), '#weight' => 15);
     $form['update_notifications']['update_status_module'][2] = array('#states' => array('visible' => array('input[name="update_status_module[1]"]' => array('checked' => TRUE))));
     $form['actions'] = array('#type' => 'actions');
     $form['actions']['submit'] = array('#type' => 'submit', '#value' => $this->t('Save and continue'), '#weight' => 15, '#button_type' => 'primary');
     return $form;
 }

 /**
  * Delete created files and temporary files directory, delete the tables created by setUp(),
  * and reset the database prefix.
  */
 protected function tearDown()
 {
     global $db_prefix, $user, $language;
     $emailCount = count(variable_get('simpletest_emails', array()));
     if ($emailCount) {
         $message = format_plural($emailCount, t('!count e-mail was sent during this test.'), t('!count e-mails were sent during this test.'), array('!count' => $emailCount));
         $this->pass($message, t('E-mail'));
     }
     if (preg_match('/simpletest\\d+/', $db_prefix)) {
         // Delete temporary files directory and reset files directory path.
         file_unmanaged_delete_recursive(file_directory_path());
         variable_set('file_directory_path', $this->originalFileDirectory);
         // Remove all prefixed tables (all the tables in the schema).
         $schema = drupal_get_schema(NULL, TRUE);
         $ret = array();
         foreach ($schema as $name => $table) {
             db_drop_table($ret, $name);
         }
         // Return the database prefix to the original.
         $db_prefix = $this->originalPrefix;
         // Return the user to the original one.
         $user = $this->originalUser;
         drupal_save_session(TRUE);
         // Ensure that internal logged in variable and cURL options are reset.
         $this->loggedInUser = FALSE;
         $this->additionalCurlOptions = array();
         // Reload module list and implementations to ensure that test module hooks
         // aren't called after tests.
         module_list(TRUE);
         module_implements(MODULE_IMPLEMENTS_CLEAR_CACHE);
         // Reset the Field API.
         field_cache_clear();
         // Rebuild caches.
         $this->refreshVariables();
         // Reset language.
         $language = $this->originalLanguage;
         if ($this->originalLanguageDefault) {
             $GLOBALS['conf']['language_default'] = $this->originalLanguageDefault;
         }
         // Close the CURL handler.
         $this->curlClose();
     }
 }

 /**
  * Don't create test db via install, instead copy existing db.
  */
 protected function setUp()
 {
     // Copy of parent::setUp();
     global $user, $language, $conf;
     // Generate a temporary prefixed database to ensure that tests have a clean starting point.
     $this->databasePrefix = 'simpletest' . mt_rand(1000, 1000000);
     db_update('simpletest_test_id')->fields(array('last_prefix' => $this->databasePrefix))->condition('test_id', $this->testId)->execute();
     // Store necessary current values before switching to prefixed database.
     $this->originalLanguage = $language;
     $this->originalLanguageDefault = variable_get('language_default');
     $this->originalFileDirectory = variable_get('file_public_path', conf_path() . '/files');
     $this->originalProfile = drupal_get_profile();
     $clean_url_original = variable_get('clean_url', 0);
     // Save and clean shutdown callbacks array because it static cached and
     // will be changed by the test run. If we don't, then it will contain
     // callbacks from both environments. So testing environment will try
     // to call handlers from original environment.
     $callbacks =& drupal_register_shutdown_function();
     $this->originalShutdownCallbacks = $callbacks;
     $callbacks = array();
     // Create test directory ahead of installation so fatal errors and debug
     // information can be logged during installation process.
     // Use temporary files directory with the same prefix as the database.
     $this->public_files_directory = $this->originalFileDirectory . '/simpletest/' . substr($this->databasePrefix, 10);
     $this->private_files_directory = $this->public_files_directory . '/private';
     $this->temp_files_directory = $this->private_files_directory . '/temp';
     // Create the directories
     file_prepare_directory($this->public_files_directory, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS);
     file_prepare_directory($this->private_files_directory, FILE_CREATE_DIRECTORY);
     file_prepare_directory($this->temp_files_directory, FILE_CREATE_DIRECTORY);
     $this->generatedTestFiles = FALSE;
     // Log fatal errors.
     ini_set('log_errors', 1);
     ini_set('error_log', $this->public_files_directory . '/error.log');
     // Set the test information for use in other parts of Drupal.
     $test_info =& $GLOBALS['drupal_test_info'];
     $test_info['test_run_id'] = $this->databasePrefix;
     $test_info['in_child_site'] = FALSE;
     // Rebuild schema based on prefixed database and such.
     $schemas = drupal_get_schema(NULL, TRUE);
     // Create a list of prefixed source table names.
     $sources = array();
     foreach ($schemas as $name => $schema) {
         $sources[$name] = Database::getConnection()->prefixTables('{' . $name . '}');
     }
     // Clone the current connection and replace the current prefix.
     $connection_info = Database::getConnectionInfo('default');
     Database::renameConnection('default', 'simpletest_original_default');
     foreach ($connection_info as $target => $value) {
         $connection_info[$target]['prefix'] = array('default' => $value['prefix']['default'] . $this->databasePrefix);
     }
     Database::addConnectionInfo('default', 'default', $connection_info['default']);
     // Clone each table into the new database.
     foreach ($schemas as $name => $schema) {
         $this->cloneTable($name, $sources[$name], $schema);
     }
     // Log in with a clean $user.
     $this->originalUser = $user;
     drupal_save_session(FALSE);
     $user = user_load(1);
     // Set up English language.
     unset($GLOBALS['conf']['language_default']);
     $language = language_default();
     // Use the test mail class instead of the default mail handler class.
     variable_set('mail_system', array('default-system' => 'TestingMailSystem'));
     drupal_set_time_limit($this->timeLimit);
     $this->resetAll();
     $this->refreshVariables();
     $this->setup = TRUE;
 }