$details = $this->formatManualCheckErrors(get_site_transient($this->manualCheckErrorTransient));
					delete_site_transient($this->manualCheckErrorTransient);
				} else {
					$message = sprintf(__('Unknown update checker status "%s"', 'plugin-update-checker'), htmlentities($status));
					$noticeClass = 'error notice-error';
				}
				printf(
					'<div class="notice %s is-dismissible"><p>%s</p>%s</div>',
					$noticeClass,
					apply_filters($this->updateChecker->getUniqueName('manual_check_message'), $message, $status),
					$details
				);
			}
		}

		/**
		 * Format the list of errors that were thrown during an update check.
		 *
		 * @param array $errors
		 * @return string
		 */
		protected function formatManualCheckErrors($errors) {
			if ( empty($errors) ) {
				return '';
			}
			$output = '';

			$showAsList = count($errors) > 1;
			if ( $showAsList ) {
				$output .= '<ol>';
				$formatString = '<li>%1$s <code>%2$s</code></li>';
			} else {
				$formatString = '<p>%1$s <code>%2$s</code></p>';
			}
			foreach ($errors as $item) {
				$wpError = $item['error'];
				/** @var WP_Error $wpError */
				$output .= sprintf(
					$formatString,
					$wpError->get_error_message(),
					$wpError->get_error_code()
				);
			}
			if ( $showAsList ) {
				$output .= '</ol>';
			}

			return $output;
		}

		public function removeHooks() {
			remove_action('admin_init', array($this, 'onAdminInit'));
			remove_filter('plugin_row_meta', array($this, 'addViewDetailsLink'), 10);
			remove_filter('plugin_row_meta', array($this, 'addCheckForUpdatesLink'), 10);
			remove_action('all_admin_notices', array($this, 'displayManualCheckResult'));
		}
	}
endif;