105 lines
2.3 KiB
PHP
105 lines
2.3 KiB
PHP
<?php
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/**
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* Nextcloud - Gallery
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*
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* This file is licensed under the Affero General Public License version 3 or
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* later. See the COPYING file.
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*
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* @author Lukas Reschke <lukas@statuscode.ch>
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* @author Olivier Paroz <galleryapps@oparoz.com>
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*
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* @copyright Lukas Reschke 2017
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* @copyright Olivier Paroz 2017
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*/
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namespace OCA\Gallery\Middleware;
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use OCP\IConfig;
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use OCP\IRequest;
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use OCP\ILogger;
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use OCP\IURLGenerator;
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use OCP\AppFramework\Http;
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use OCP\AppFramework\Utility\IControllerMethodReflector;
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/**
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* Checks whether the "sharing check" is enabled
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*
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* @package OCA\Gallery\SharingCheckMiddleware
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*/
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class SharingCheckMiddleware extends CheckMiddleware {
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/** @var IConfig */
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private $config;
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/** @var IControllerMethodReflector */
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protected $reflector;
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/***
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* Constructor
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*
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* @param string $appName
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* @param IRequest $request
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* @param IConfig $appConfig
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* @param IControllerMethodReflector $reflector
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* @param IURLGenerator $urlGenerator
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* @param ILogger $logger
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*/
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public function __construct(
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$appName,
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IRequest $request,
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IConfig $appConfig,
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IControllerMethodReflector $reflector,
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IURLGenerator $urlGenerator,
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ILogger $logger
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) {
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parent::__construct(
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$appName,
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$request,
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$urlGenerator,
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$logger
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);
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$this->config = $appConfig;
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$this->reflector = $reflector;
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}
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/**
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* Checks if sharing is enabled before the controllers is executed
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*
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* Inspects the controller method annotations and if PublicPage is found
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* it makes sure that sharing is enabled in the configuration settings
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*
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* The check is not performed on "guest" pages which don't require sharing
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* to be enabled
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*
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* @inheritDoc
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*/
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public function beforeController($controller, $methodName) {
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if ($this->reflector->hasAnnotation('Guest')) {
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return;
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}
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$sharingEnabled = $this->isSharingEnabled();
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$isPublicPage = $this->reflector->hasAnnotation('PublicPage');
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if ($isPublicPage && !$sharingEnabled) {
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throw new CheckException("'Sharing is disabled'", Http::STATUS_SERVICE_UNAVAILABLE);
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}
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}
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/**
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* Checks whether public sharing (via links) is enabled
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*
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* @return bool
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*/
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private function isSharingEnabled() {
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$shareApiAllowLinks = $this->config->getAppValue('core', 'shareapi_allow_links', 'yes');
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if ($shareApiAllowLinks !== 'yes') {
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return false;
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}
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return true;
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}
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}
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