389 lines
9.5 KiB
PHP
389 lines
9.5 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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* @copyright Copyright (c) 2016 Joas Schilling <coding@schilljs.com>
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*
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Daniel Kesselberg <mail@danielkesselberg.de>
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* @author Joas Schilling <coding@schilljs.com>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OC\Activity;
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use OCP\Activity\IConsumer;
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use OCP\Activity\IEvent;
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use OCP\Activity\IFilter;
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use OCP\Activity\IManager;
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use OCP\Activity\IProvider;
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use OCP\Activity\ISetting;
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use OCP\IConfig;
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use OCP\IRequest;
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use OCP\IUser;
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use OCP\IUserSession;
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use OCP\RichObjectStrings\IValidator;
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class Manager implements IManager {
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/** @var IRequest */
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protected $request;
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/** @var IUserSession */
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protected $session;
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/** @var IConfig */
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protected $config;
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/** @var IValidator */
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protected $validator;
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/** @var string */
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protected $formattingObjectType;
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/** @var int */
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protected $formattingObjectId;
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/** @var bool */
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protected $requirePNG = false;
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/** @var string */
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protected $currentUserId;
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public function __construct(IRequest $request,
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IUserSession $session,
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IConfig $config,
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IValidator $validator) {
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$this->request = $request;
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$this->session = $session;
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$this->config = $config;
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$this->validator = $validator;
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}
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/** @var \Closure[] */
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private $consumersClosures = [];
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/** @var IConsumer[] */
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private $consumers = [];
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/**
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* @return \OCP\Activity\IConsumer[]
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*/
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protected function getConsumers(): array {
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if (!empty($this->consumers)) {
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return $this->consumers;
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}
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$this->consumers = [];
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foreach ($this->consumersClosures as $consumer) {
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$c = $consumer();
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if ($c instanceof IConsumer) {
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$this->consumers[] = $c;
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} else {
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throw new \InvalidArgumentException('The given consumer does not implement the \OCP\Activity\IConsumer interface');
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}
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}
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return $this->consumers;
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}
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/**
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* Generates a new IEvent object
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*
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* Make sure to call at least the following methods before sending it to the
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* app with via the publish() method:
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* - setApp()
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* - setType()
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* - setAffectedUser()
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* - setSubject()
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*
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* @return IEvent
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*/
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public function generateEvent(): IEvent {
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return new Event($this->validator);
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}
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/**
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* Publish an event to the activity consumers
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*
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* Make sure to call at least the following methods before sending an Event:
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* - setApp()
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* - setType()
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* - setAffectedUser()
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* - setSubject()
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*
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* @param IEvent $event
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* @throws \BadMethodCallException if required values have not been set
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*/
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public function publish(IEvent $event): void {
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if ($event->getAuthor() === '') {
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if ($this->session->getUser() instanceof IUser) {
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$event->setAuthor($this->session->getUser()->getUID());
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}
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}
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if (!$event->getTimestamp()) {
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$event->setTimestamp(time());
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}
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if (!$event->isValid()) {
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throw new \BadMethodCallException('The given event is invalid');
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}
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foreach ($this->getConsumers() as $c) {
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$c->receive($event);
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}
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}
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/**
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* In order to improve lazy loading a closure can be registered which will be called in case
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* activity consumers are actually requested
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*
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* $callable has to return an instance of OCA\Activity\IConsumer
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*
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* @param \Closure $callable
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*/
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public function registerConsumer(\Closure $callable): void {
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$this->consumersClosures[] = $callable;
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$this->consumers = [];
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}
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/** @var string[] */
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protected $filterClasses = [];
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/** @var IFilter[] */
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protected $filters = [];
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/**
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* @param string $filter Class must implement OCA\Activity\IFilter
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* @return void
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*/
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public function registerFilter(string $filter): void {
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$this->filterClasses[$filter] = false;
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}
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/**
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* @return IFilter[]
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* @throws \InvalidArgumentException
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*/
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public function getFilters(): array {
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foreach ($this->filterClasses as $class => $false) {
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/** @var IFilter $filter */
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$filter = \OC::$server->query($class);
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if (!$filter instanceof IFilter) {
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throw new \InvalidArgumentException('Invalid activity filter registered');
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}
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$this->filters[$filter->getIdentifier()] = $filter;
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unset($this->filterClasses[$class]);
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}
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return $this->filters;
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}
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/**
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* @param string $id
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* @return IFilter
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* @throws \InvalidArgumentException when the filter was not found
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* @since 11.0.0
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*/
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public function getFilterById(string $id): IFilter {
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$filters = $this->getFilters();
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if (isset($filters[$id])) {
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return $filters[$id];
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}
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throw new \InvalidArgumentException('Requested filter does not exist');
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}
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/** @var string[] */
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protected $providerClasses = [];
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/** @var IProvider[] */
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protected $providers = [];
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/**
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* @param string $provider Class must implement OCA\Activity\IProvider
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* @return void
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*/
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public function registerProvider(string $provider): void {
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$this->providerClasses[$provider] = false;
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}
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/**
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* @return IProvider[]
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* @throws \InvalidArgumentException
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*/
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public function getProviders(): array {
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foreach ($this->providerClasses as $class => $false) {
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/** @var IProvider $provider */
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$provider = \OC::$server->query($class);
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if (!$provider instanceof IProvider) {
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throw new \InvalidArgumentException('Invalid activity provider registered');
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}
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$this->providers[] = $provider;
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unset($this->providerClasses[$class]);
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}
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return $this->providers;
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}
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/** @var string[] */
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protected $settingsClasses = [];
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/** @var ISetting[] */
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protected $settings = [];
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/**
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* @param string $setting Class must implement OCA\Activity\ISetting
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* @return void
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*/
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public function registerSetting(string $setting): void {
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$this->settingsClasses[$setting] = false;
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}
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/**
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* @return ISetting[]
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* @throws \InvalidArgumentException
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*/
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public function getSettings(): array {
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foreach ($this->settingsClasses as $class => $false) {
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/** @var ISetting $setting */
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$setting = \OC::$server->query($class);
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if (!$setting instanceof ISetting) {
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throw new \InvalidArgumentException('Invalid activity filter registered');
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}
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$this->settings[$setting->getIdentifier()] = $setting;
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unset($this->settingsClasses[$class]);
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}
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return $this->settings;
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}
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/**
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* @param string $id
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* @return ISetting
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* @throws \InvalidArgumentException when the setting was not found
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* @since 11.0.0
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*/
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public function getSettingById(string $id): ISetting {
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$settings = $this->getSettings();
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if (isset($settings[$id])) {
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return $settings[$id];
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}
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throw new \InvalidArgumentException('Requested setting does not exist');
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}
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/**
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* @param string $type
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* @param int $id
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*/
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public function setFormattingObject(string $type, int $id): void {
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$this->formattingObjectType = $type;
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$this->formattingObjectId = $id;
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}
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/**
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* @return bool
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*/
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public function isFormattingFilteredObject(): bool {
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return $this->formattingObjectType !== null && $this->formattingObjectId !== null
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&& $this->formattingObjectType === $this->request->getParam('object_type')
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&& $this->formattingObjectId === (int) $this->request->getParam('object_id');
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}
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/**
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* @param bool $status Set to true, when parsing events should not use SVG icons
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*/
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public function setRequirePNG(bool $status): void {
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$this->requirePNG = $status;
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}
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/**
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* @return bool
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*/
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public function getRequirePNG(): bool {
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return $this->requirePNG;
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}
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/**
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* Set the user we need to use
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*
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* @param string|null $currentUserId
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* @throws \UnexpectedValueException If the user is invalid
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*/
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public function setCurrentUserId(string $currentUserId = null): void {
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if (!is_string($currentUserId) && $currentUserId !== null) {
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throw new \UnexpectedValueException('The given current user is invalid');
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}
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$this->currentUserId = $currentUserId;
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}
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/**
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* Get the user we need to use
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*
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* Either the user is logged in, or we try to get it from the token
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*
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* @return string
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* @throws \UnexpectedValueException If the token is invalid, does not exist or is not unique
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*/
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public function getCurrentUserId(): string {
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if ($this->currentUserId !== null) {
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return $this->currentUserId;
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}
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if (!$this->session->isLoggedIn()) {
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return $this->getUserFromToken();
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}
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return $this->session->getUser()->getUID();
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}
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/**
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* Get the user for the token
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*
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* @return string
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* @throws \UnexpectedValueException If the token is invalid, does not exist or is not unique
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*/
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protected function getUserFromToken(): string {
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$token = (string) $this->request->getParam('token', '');
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if (strlen($token) !== 30) {
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throw new \UnexpectedValueException('The token is invalid');
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}
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$users = $this->config->getUsersForUserValue('activity', 'rsstoken', $token);
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if (count($users) !== 1) {
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// No unique user found
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throw new \UnexpectedValueException('The token is invalid');
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}
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// Token found login as that user
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return array_shift($users);
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}
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}
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