BookStack/app/Theming/ThemeEvents.php
2021-03-17 12:56:56 +00:00

53 lines
2.0 KiB
PHP

<?php namespace BookStack\Theming;
/**
* The ThemeEvents used within BookStack.
*
* This file details the events that BookStack may fire via the custom
* theme system, including event names, parameters and expected return types.
*
* This system is regarded as semi-stable.
* We'll look to fix issues with it or migrate old event types but
* events and their signatures may change in new versions of BookStack.
* We'd advise testing any usage of these events upon upgrade.
*/
class ThemeEvents
{
/**
* Application boot-up.
* After main services are registered.
* @param \BookStack\Application $app
*/
const APP_BOOT = 'app_boot';
/**
* Web before middleware action.
* Runs before the request is handled but after all other middleware apart from those
* that depend on the current session user (Localization for example).
* Provides the original request to use.
* Return values, if provided, will be used as a new response to use.
* @param \Illuminate\Http\Request $request
* @returns \Illuminate\Http\Response|null
*/
const WEB_MIDDLEWARE_BEFORE = 'web_middleware_before';
/**
* Web after middleware action.
* Runs after the request is handled but before the response is sent.
* Provides both the original request and the currently resolved response.
* Return values, if provided, will be used as a new response to use.
* @param \Illuminate\Http\Request $request
* @returns \Illuminate\Http\Response|null
*/
const WEB_MIDDLEWARE_AFTER = 'web_middleware_after';
/**
* Commonmark environment configure.
* Provides the commonmark library environment for customization
* before its used to render markdown content.
* If the listener returns a non-null value, that will be used as an environment instead.
* @param \League\CommonMark\ConfigurableEnvironmentInterface $environment
* @returns \League\CommonMark\ConfigurableEnvironmentInterface|null
*/
const COMMONMARK_ENVIRONMENT_CONFIGURE = 'commonmark_environment_configure';
}