PHP OC::needUpgrade方法代码示例

 /**
  * @deprecated 6.0.0
  * creates a regular task
  * @param string $klass class name
  * @param string $method method name
  * @return boolean|null
  * @since 4.5.0
  */
 public static function addRegularTask($klass, $method)
 {
     if (!\OC::needUpgrade()) {
         self::registerJob('OC\\BackgroundJob\\Legacy\\RegularJob', array($klass, $method));
         return true;
     }
 }

 /**
  * @brief check if the current server configuration is suitable for ownCloud
  * @return array arrays with error messages and hints
  */
 public static function checkServer()
 {
     $errors = array();
     $CONFIG_DATADIRECTORY = OC_Config::getValue('datadirectory', OC::$SERVERROOT . '/data');
     if (!\OC::needUpgrade() && OC_Config::getValue('installed', false)) {
         // this check needs to be done every time
         $errors = self::checkDataDirectoryValidity($CONFIG_DATADIRECTORY);
     }
     // Assume that if checkServer() succeeded before in this session, then all is fine.
     if (\OC::$session->exists('checkServer_suceeded') && \OC::$session->get('checkServer_suceeded')) {
         return $errors;
     }
     $defaults = new \OC_Defaults();
     $webServerRestart = false;
     //check for database drivers
     if (!(is_callable('sqlite_open') or class_exists('SQLite3')) and !is_callable('mysql_connect') and !is_callable('pg_connect') and !is_callable('oci_connect')) {
         $errors[] = array('error' => 'No database drivers (sqlite, mysql, or postgresql) installed.', 'hint' => '');
         $webServerRestart = true;
     }
     //common hint for all file permissions error messages
     $permissionsHint = 'Permissions can usually be fixed by ' . '<a href="' . OC_Helper::linkToDocs('admin-dir_permissions') . '" target="_blank">giving the webserver write access to the root directory</a>.';
     // Check if config folder is writable.
     if (!is_writable(OC::$SERVERROOT . "/config/") or !is_readable(OC::$SERVERROOT . "/config/")) {
         $errors[] = array('error' => "Can't write into config directory", 'hint' => 'This can usually be fixed by ' . '<a href="' . OC_Helper::linkToDocs('admin-dir_permissions') . '" target="_blank">giving the webserver write access to the config directory</a>.');
     }
     // Check if there is a writable install folder.
     if (OC_Config::getValue('appstoreenabled', true)) {
         if (OC_App::getInstallPath() === null || !is_writable(OC_App::getInstallPath()) || !is_readable(OC_App::getInstallPath())) {
             $errors[] = array('error' => "Can't write into apps directory", 'hint' => 'This can usually be fixed by ' . '<a href="' . OC_Helper::linkToDocs('admin-dir_permissions') . '" target="_blank">giving the webserver write access to the apps directory</a> ' . 'or disabling the appstore in the config file.');
         }
     }
     // Create root dir.
     if (!is_dir($CONFIG_DATADIRECTORY)) {
         $success = @mkdir($CONFIG_DATADIRECTORY);
         if ($success) {
             $errors = array_merge($errors, self::checkDataDirectoryPermissions($CONFIG_DATADIRECTORY));
         } else {
             $errors[] = array('error' => "Can't create data directory (" . $CONFIG_DATADIRECTORY . ")", 'hint' => 'This can usually be fixed by ' . '<a href="' . OC_Helper::linkToDocs('admin-dir_permissions') . '" target="_blank">giving the webserver write access to the root directory</a>.');
         }
     } else {
         if (!is_writable($CONFIG_DATADIRECTORY) or !is_readable($CONFIG_DATADIRECTORY)) {
             $errors[] = array('error' => 'Data directory (' . $CONFIG_DATADIRECTORY . ') not writable by ownCloud', 'hint' => $permissionsHint);
         } else {
             $errors = array_merge($errors, self::checkDataDirectoryPermissions($CONFIG_DATADIRECTORY));
         }
     }
     if (!OC_Util::isSetLocaleWorking()) {
         $errors[] = array('error' => 'Setting locale to en_US.UTF-8/fr_FR.UTF-8/es_ES.UTF-8/de_DE.UTF-8/ru_RU.UTF-8/pt_BR.UTF-8/it_IT.UTF-8/ja_JP.UTF-8/zh_CN.UTF-8 failed', 'hint' => 'Please install one of theses locales on your system and restart your webserver.');
     }
     $moduleHint = "Please ask your server administrator to install the module.";
     // check if all required php modules are present
     if (!class_exists('ZipArchive')) {
         $errors[] = array('error' => 'PHP module zip not installed.', 'hint' => $moduleHint);
         $webServerRestart = true;
     }
     if (!class_exists('DOMDocument')) {
         $errors[] = array('error' => 'PHP module dom not installed.', 'hint' => $moduleHint);
         $webServerRestart = true;
     }
     if (!function_exists('xml_parser_create')) {
         $errors[] = array('error' => 'PHP module libxml not installed.', 'hint' => $moduleHint);
         $webServerRestart = true;
     }
     if (!function_exists('mb_detect_encoding')) {
         $errors[] = array('error' => 'PHP module mb multibyte not installed.', 'hint' => $moduleHint);
         $webServerRestart = true;
     }
     if (!function_exists('ctype_digit')) {
         $errors[] = array('error' => 'PHP module ctype is not installed.', 'hint' => $moduleHint);
         $webServerRestart = true;
     }
     if (!function_exists('json_encode')) {
         $errors[] = array('error' => 'PHP module JSON is not installed.', 'hint' => $moduleHint);
         $webServerRestart = true;
     }
     if (!extension_loaded('gd') || !function_exists('gd_info')) {
         $errors[] = array('error' => 'PHP module GD is not installed.', 'hint' => $moduleHint);
         $webServerRestart = true;
     }
     if (!function_exists('gzencode')) {
         $errors[] = array('error' => 'PHP module zlib is not installed.', 'hint' => $moduleHint);
         $webServerRestart = true;
     }
     if (!function_exists('iconv')) {
         $errors[] = array('error' => 'PHP module iconv is not installed.', 'hint' => $moduleHint);
         $webServerRestart = true;
     }
     if (!function_exists('simplexml_load_string')) {
         $errors[] = array('error' => 'PHP module SimpleXML is not installed.', 'hint' => $moduleHint);
         $webServerRestart = true;
     }
     if (version_compare(phpversion(), '5.3.3', '<')) {
         $errors[] = array('error' => 'PHP 5.3.3 or higher is required.', 'hint' => 'Please ask your server administrator to update PHP to the latest version.' . ' Your PHP version is no longer supported by ownCloud and the PHP community.');
         $webServerRestart = true;
     }
     if (!defined('PDO::ATTR_DRIVER_NAME')) {
//.........这里部分代码省略.........

 /**
  * @deprecated
  * queues a task
  * @param string $app app name
  * @param string $class class name
  * @param string $method method name
  * @param string $parameters all useful data as text
  * @return int id of task
  */
 public static function addQueuedTask($app, $class, $method, $parameters)
 {
     if (!\OC::needUpgrade()) {
         self::registerJob('OC\\BackgroundJob\\Legacy\\QueuedJob', array('app' => $app, 'klass' => $class, 'method' => $method, 'parameters' => $parameters));
         return true;
     }
 }