PHP _elgg_session_boot函数代码示例

 /**
  * Load remaining engine libraries and complete bootstraping (see start.php)
  *
  * @param string $step Which step to boot strap for. Required because
  *                     boot strapping is different until the DB is populated.
  *
  * @return void
  */
 protected function finishBootstraping($step)
 {
     $dbIndex = array_search('database', $this->getSteps());
     $settingsIndex = array_search('settings', $this->getSteps());
     $adminIndex = array_search('admin', $this->getSteps());
     $completeIndex = array_search('complete', $this->getSteps());
     $stepIndex = array_search($step, $this->getSteps());
     // To log in the user, we need to use the Elgg core session handling.
     // Otherwise, use default php session handling
     $useElggSession = $stepIndex == $adminIndex && $this->isAction || $stepIndex == $completeIndex;
     if (!$useElggSession) {
         session_name('Elgg_install');
         session_start();
         elgg_unregister_event_handler('boot', 'system', 'session_init');
     }
     if ($stepIndex > $dbIndex) {
         // once the database has been created, load rest of engine
         global $CONFIG;
         $lib_dir = $CONFIG->path . 'engine/lib/';
         $this->loadSettingsFile();
         $lib_files = array('database.php', 'actions.php', 'admin.php', 'annotations.php', 'cron.php', 'entities.php', 'extender.php', 'filestore.php', 'group.php', 'location.php', 'mb_wrapper.php', 'memcache.php', 'metadata.php', 'metastrings.php', 'navigation.php', 'notification.php', 'objects.php', 'opendd.php', 'pagehandler.php', 'pam.php', 'plugins.php', 'private_settings.php', 'relationships.php', 'river.php', 'sites.php', 'statistics.php', 'tags.php', 'user_settings.php', 'users.php', 'upgrade.php', 'web_services.php', 'widgets.php', 'xml.php', 'deprecated-1.7.php', 'deprecated-1.8.php', 'deprecated-1.9.php');
         foreach ($lib_files as $file) {
             $path = $lib_dir . $file;
             if (!(include_once $path)) {
                 $msg = elgg_echo('InstallationException:MissingLibrary', array($file));
                 throw new InstallationException($msg);
             }
         }
         setup_db_connections();
         register_translations(dirname(dirname(__FILE__)) . "/languages/");
         if ($stepIndex > $settingsIndex) {
             $CONFIG->site_guid = (int) datalist_get('default_site');
             $CONFIG->site_id = $CONFIG->site_guid;
             $CONFIG->site = get_entity($CONFIG->site_guid);
             $CONFIG->dataroot = datalist_get('dataroot');
             _elgg_session_boot(NULL, NULL, NULL);
         }
         elgg_trigger_event('init', 'system');
     }
 }

 /**
  * Load remaining engine libraries and complete bootstrapping
  *
  * @param string $step Which step to boot strap for. Required because
  *                     boot strapping is different until the DB is populated.
  *
  * @return void
  * @throws InstallationException
  */
 protected function finishBootstraping($step)
 {
     $dbIndex = array_search('database', $this->getSteps());
     $settingsIndex = array_search('settings', $this->getSteps());
     $adminIndex = array_search('admin', $this->getSteps());
     $completeIndex = array_search('complete', $this->getSteps());
     $stepIndex = array_search($step, $this->getSteps());
     // To log in the user, we need to use the Elgg core session handling.
     // Otherwise, use default php session handling
     $useElggSession = $stepIndex == $adminIndex && $this->isAction || $stepIndex == $completeIndex;
     if (!$useElggSession) {
         session_name('Elgg_install');
         session_start();
         _elgg_services()->events->unregisterHandler('boot', 'system', 'session_init');
     }
     if ($stepIndex > $dbIndex) {
         // once the database has been created, load rest of engine
         $lib_dir = \Elgg\Application::elggDir()->chroot('/engine/lib/');
         $this->loadSettingsFile();
         $lib_files = array('autoloader.php', 'database.php', 'actions.php', 'admin.php', 'annotations.php', 'cron.php', 'entities.php', 'extender.php', 'filestore.php', 'group.php', 'mb_wrapper.php', 'memcache.php', 'metadata.php', 'metastrings.php', 'navigation.php', 'notification.php', 'objects.php', 'pagehandler.php', 'pam.php', 'plugins.php', 'private_settings.php', 'relationships.php', 'river.php', 'sites.php', 'statistics.php', 'tags.php', 'user_settings.php', 'users.php', 'upgrade.php', 'widgets.php');
         foreach ($lib_files as $file) {
             if (!(include_once $lib_dir->getPath($file))) {
                 throw new InstallationException('InstallationException:MissingLibrary', array($file));
             }
         }
         _elgg_services()->db->setupConnections();
         _elgg_services()->translator->registerTranslations(\Elgg\Application::elggDir()->getPath("/languages/"));
         $this->CONFIG->language = 'en';
         if ($stepIndex > $settingsIndex) {
             $this->CONFIG->site_guid = (int) _elgg_services()->configTable->get('default_site');
             $this->CONFIG->site = get_entity($this->CONFIG->site_guid);
             $this->CONFIG->dataroot = _elgg_services()->configTable->get('dataroot');
             _elgg_services()->config->getCookieConfig();
             _elgg_session_boot();
         }
         _elgg_services()->events->trigger('init', 'system');
     }
 }

/**
 * Boots the engine
 *
 * 1. sets error handlers
 * 2. connects to database
 * 3. verifies the installation succeeded
 * 4. loads application configuration
 * 5. loads i18n data
 * 6. loads cached autoloader state
 * 7. loads site configuration
 *
 * @access private
 */
function _elgg_engine_boot()
{
    // Register the error handlers
    set_error_handler('_elgg_php_error_handler');
    set_exception_handler('_elgg_php_exception_handler');
    _elgg_services()->db->setupConnections();
    _elgg_services()->db->assertInstalled();
    _elgg_load_application_config();
    _elgg_load_autoload_cache();
    _elgg_load_site_config();
    _elgg_session_boot();
    _elgg_services()->systemCache->loadAll();
    _elgg_services()->translator->loadTranslations();
}

/**
 * Boots the engine
 *
 * 1. sets error handlers
 * 2. connects to database
 * 3. verifies the installation succeeded
 * 4. loads application configuration
 * 5. loads i18n data
 * 6. loads cached autoloader state
 * 7. loads site configuration
 *
 * @access private
 */
function _elgg_engine_boot()
{
    // Register the error handlers
    set_error_handler('_elgg_php_error_handler');
    set_exception_handler('_elgg_php_exception_handler');
    setup_db_connections();
    verify_installation();
    _elgg_load_application_config();
    _elgg_load_autoload_cache();
    _elgg_load_site_config();
    _elgg_session_boot();
    _elgg_load_cache();
    _elgg_load_translations();
}

/**
 * Log the current user out
 *
 * @return bool
 */
function logout()
{
    if (isset($_SESSION['user'])) {
        if (!elgg_trigger_event('logout', 'user', $_SESSION['user'])) {
            return false;
        }
        $_SESSION['user']->code = "";
        $_SESSION['user']->save();
    }
    unset($_SESSION['username']);
    unset($_SESSION['name']);
    unset($_SESSION['code']);
    unset($_SESSION['guid']);
    unset($_SESSION['id']);
    unset($_SESSION['user']);
    setcookie("elggperm", "", time() - 86400 * 30, "/");
    // pass along any messages
    $old_msg = $_SESSION['msg'];
    session_destroy();
    // starting a default session to store any post-logout messages.
    _elgg_session_boot(NULL, NULL, NULL);
    $_SESSION['msg'] = $old_msg;
    return TRUE;
}

/**
 * Boots the engine
 *
 * 1. sets error handlers
 * 2. connects to database
 * 3. verifies the installation succeeded
 * 4. loads application configuration
 * 5. loads i18n data
 * 6. loads cached autoloader state
 * 7. loads site configuration
 *
 * @access private
 */
function _elgg_engine_boot()
{
    // Register the error handlers
    set_error_handler('_elgg_php_error_handler');
    set_exception_handler('_elgg_php_exception_handler');
    $db = _elgg_services()->db;
    // we inject the logger here to allow use of DB without loading core
    $db->setLogger(_elgg_services()->logger);
    $db->setupConnections();
    $db->assertInstalled();
    _elgg_load_application_config();
    _elgg_load_site_config();
    _elgg_session_boot();
    _elgg_services()->systemCache->loadAll();
    _elgg_services()->translator->loadTranslations();
}

 /**
  * Boots the engine
  *
  * @return void
  */
 public function boot()
 {
     // Register the error handlers
     set_error_handler('_elgg_php_error_handler');
     set_exception_handler('_elgg_php_exception_handler');
     $db = _elgg_services()->db;
     // we inject the logger here to allow use of DB without loading core
     $db->setLogger(_elgg_services()->logger);
     $db->setupConnections();
     $db->assertInstalled();
     $CONFIG = _elgg_services()->config->getStorageObject();
     $local_path = Local::root()->getPath();
     // setup stuff available without any DB info
     $CONFIG->path = $local_path;
     $CONFIG->plugins_path = "{$local_path}mod/";
     $CONFIG->pluginspath = "{$local_path}mod/";
     $CONFIG->entity_types = ['group', 'object', 'site', 'user'];
     $CONFIG->language = 'en';
     // set cookie values for session and remember me
     _elgg_services()->config->getCookieConfig();
     // we need this stuff before cache
     $rows = $db->getData("\n\t\t\tSELECT *\n\t\t\tFROM {$db->prefix}config\n\t\t\tWHERE `name` IN ('__site_secret__', 'default_site', 'dataroot')\n\t\t");
     $configs = [];
     foreach ($rows as $row) {
         $configs[$row->name] = unserialize($row->value);
     }
     // booting during installation
     if (empty($configs['dataroot'])) {
         $configs['dataroot'] = '';
         // don't use cache
         $CONFIG->boot_cache_ttl = 0;
     }
     if (!$GLOBALS['_ELGG']->dataroot_in_settings) {
         $CONFIG->dataroot = rtrim($configs['dataroot'], '/\\') . DIRECTORY_SEPARATOR;
     }
     $CONFIG->site_guid = (int) $configs['default_site'];
     if (!isset($CONFIG->boot_cache_ttl)) {
         $CONFIG->boot_cache_ttl = self::DEFAULT_BOOT_CACHE_TTL;
     }
     if ($this->timer) {
         $this->timer->begin([__CLASS__ . '::getBootData']);
     }
     // early config is done, now get the core boot data
     $data = $this->getBootData($CONFIG, $db);
     if ($this->timer) {
         $this->timer->begin([__CLASS__ . '::getBootData']);
     }
     $configs_cache = $data->getConfigValues();
     $CONFIG->site = $data->getSite();
     $CONFIG->wwwroot = $CONFIG->site->url;
     $CONFIG->sitename = $CONFIG->site->name;
     $CONFIG->sitedescription = $CONFIG->site->description;
     $CONFIG->url = $CONFIG->wwwroot;
     _elgg_services()->subtypeTable->setCachedValues($data->getSubtypeData());
     foreach ($data->getConfigValues() as $key => $value) {
         $CONFIG->{$key} = $value;
     }
     _elgg_services()->plugins->setBootPlugins($data->getActivePlugins());
     _elgg_services()->pluginSettingsCache->setCachedValues($data->getPluginSettings());
     if (!$GLOBALS['_ELGG']->simplecache_enabled_in_settings) {
         $simplecache_enabled = $configs_cache['simplecache_enabled'];
         $CONFIG->simplecache_enabled = $simplecache_enabled === false ? 1 : $simplecache_enabled;
     }
     $system_cache_enabled = $configs_cache['system_cache_enabled'];
     $CONFIG->system_cache_enabled = $system_cache_enabled === false ? 1 : $system_cache_enabled;
     // needs to be set before [init, system] for links in html head
     $CONFIG->lastcache = (int) $configs_cache['simplecache_lastupdate'];
     $GLOBALS['_ELGG']->i18n_loaded_from_cache = false;
     if (!empty($CONFIG->debug)) {
         _elgg_services()->logger->setLevel($CONFIG->debug);
         _elgg_services()->logger->setDisplay(true);
     }
     _elgg_services()->views->view_path = \Elgg\Application::elggDir()->getPath("/views/");
     // finish boot sequence
     _elgg_session_boot();
     if ($CONFIG->system_cache_enabled) {
         _elgg_services()->systemCache->loadAll();
     }
     _elgg_services()->translator->loadTranslations();
     // we always need site->email and user->icontime, so load them together
     $user_guid = _elgg_services()->session->getLoggedInUserGuid();
     if ($user_guid) {
         _elgg_services()->metadataCache->populateFromEntities([$user_guid]);
     }
     // gives hint to get() how to approach missing values
     $CONFIG->site_config_loaded = true;
     // invalidate on some actions just in case other invalidation triggers miss something
     _elgg_services()->hooks->registerHandler('action', 'all', function ($action) {
         if (0 === strpos($action, 'admin/' || $action === 'plugins/settings/save')) {
             $this->invalidateCache();
         }
     }, 1);
 }

/**
 * Log the current user out
 *
 * @return bool
 */
function logout()
{
    global $CONFIG;
    if (isset($_SESSION['user'])) {
        if (!elgg_trigger_event('logout', 'user', $_SESSION['user'])) {
            return false;
        }
        $_SESSION['user']->code = "";
        $_SESSION['user']->save();
    }
    unset($_SESSION['username']);
    unset($_SESSION['name']);
    unset($_SESSION['code']);
    unset($_SESSION['guid']);
    unset($_SESSION['id']);
    unset($_SESSION['user']);
    $cookie = new ElggCookie("elggperm");
    $cookie->setExpire("-30 days");
    $cookie->domain = "/";
    elgg_set_cookie($cookie);
    // pass along any messages
    $old_msg = $_SESSION['msg'];
    session_destroy();
    // starting a default session to store any post-logout messages.
    _elgg_session_boot(NULL, NULL, NULL);
    $_SESSION['msg'] = $old_msg;
    return TRUE;
}