resources === null) { $res = ResourceFactory::getResourceConfigs('db')->toArray(); foreach (array_keys($res) as $key) { $res[$key] = $key; } return $res; } else { return $this->resources; } } /** * Create this form and add all required elements * * @see Form::create() */ public function create() { $this->setName('form_modify_backend'); $name = $this->filterName($this->getBackendName()); $this->addElement( 'text', 'backend_' . $name . '_name', array( 'required' => true, 'allowEmpty' => false, 'label' => t('Backend Name'), 'helptext' => t('The name of this authentication provider'), 'value' => $this->getBackendName() ) ); $this->addElement( 'select', 'backend_' . $name . '_resource', array( 'required' => true, 'allowEmpty' => false, 'label' => t('Database Connection'), 'helptext' => t('The database connection to use for authenticating with this provider'), 'value' => $this->getBackend()->get('resource'), 'multiOptions' => $this->getResources() ) ); $this->addElement( 'button', 'btn_submit', array( 'type' => 'submit', 'value' => '1', 'escape' => false, 'class' => 'btn btn-cta btn-wide', 'label' => ' Save Backend' ) ); } /** * Return the datatbase authentication backend configuration for this form * * @return array * * @see BaseBackendForm::getConfig() */ public function getConfig() { $prefix = 'backend_' . $this->filterName($this->getBackendName()) . '_'; $section = $this->getValue($prefix . 'name'); $cfg = array( 'backend' => 'db', 'resource' => $this->getValue($prefix . 'resource'), ); return array($section => $cfg); } /** * Validate the current configuration by creating a backend and requesting the user count * * @return bool Whether validation succeeded or not * * @see BaseBackendForm::isValidAuthenticationBackend */ public function isValidAuthenticationBackend() { try { $dbUserBackend = new DbUserBackend(ResourceFactory::create( $this->getValue('backend_' . $this->filterName($this->getBackendName()) . '_resource') )); if ($dbUserBackend->count() < 1) { $this->addErrorMessage(t("No users found under the specified database backend")); return false; } } catch (Exception $e) { $this->addErrorMessage(sprintf(t('Using the specified backend failed: %s'), $e->getMessage())); return false; } return true; } }