516 lines
13 KiB
PHP
516 lines
13 KiB
PHP
<?php
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/**
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* @author Björn Schießle <schiessle@owncloud.com>
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* @author Joas Schilling <nickvergessen@owncloud.com>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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*
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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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;
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use OC\Activity\Event;
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use OCP\Activity\IConsumer;
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use OCP\Activity\IEvent;
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use OCP\Activity\IExtension;
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use OCP\Activity\IManager;
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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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class ActivityManager 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 string */
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protected $formattingObjectType;
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/** @var int */
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protected $formattingObjectId;
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/**
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* constructor of the controller
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*
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* @param IRequest $request
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* @param IUserSession $session
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* @param IConfig $config
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*/
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public function __construct(IRequest $request,
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IUserSession $session,
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IConfig $config) {
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$this->request = $request;
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$this->session = $session;
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$this->config = $config;
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}
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/** @var \Closure[] */
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private $consumersClosures = array();
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/** @var IConsumer[] */
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private $consumers = array();
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/** @var \Closure[] */
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private $extensionsClosures = array();
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/** @var IExtension[] */
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private $extensions = array();
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/** @var array list of filters "name" => "is valid" */
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protected $validFilters = array(
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'all' => true,
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'by' => true,
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'self' => true,
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);
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/** @var array list of type icons "type" => "css class" */
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protected $typeIcons = array();
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/** @var array list of special parameters "app" => ["text" => ["parameter" => "type"]] */
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protected $specialParameters = array();
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/**
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* @return \OCP\Activity\IConsumer[]
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*/
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protected function getConsumers() {
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if (!empty($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 $this->consumers;
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}
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/**
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* @return \OCP\Activity\IExtension[]
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*/
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protected function getExtensions() {
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if (!empty($this->extensions)) {
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return $this->extensions;
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}
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$this->extensions = [];
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foreach($this->extensionsClosures as $extension) {
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$e = $extension();
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if ($e instanceof IExtension) {
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$this->extensions[] = $e;
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} else {
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throw new \InvalidArgumentException('The given extension does not implement the \OCP\Activity\IExtension interface');
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}
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}
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return $this->extensions;
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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() {
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return new Event();
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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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* @return null
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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 $event) {
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if (!$event->getApp()) {
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throw new \BadMethodCallException('App not set', 10);
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}
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if (!$event->getType()) {
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throw new \BadMethodCallException('Type not set', 11);
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}
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if ($event->getAffectedUser() === null) {
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throw new \BadMethodCallException('Affected user not set', 12);
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}
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if ($event->getSubject() === null || $event->getSubjectParameters() === null) {
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throw new \BadMethodCallException('Subject not set', 13);
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}
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if ($event->getAuthor() === null) {
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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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$event->setTimestamp(time());
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}
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foreach ($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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* @param string $app The app where this event is associated with
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* @param string $subject A short description of the event
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* @param array $subjectParams Array with parameters that are filled in the subject
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* @param string $message A longer description of the event
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* @param array $messageParams Array with parameters that are filled in the message
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* @param string $file The file including path where this event is associated with
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* @param string $link A link where this event is associated with
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* @param string $affectedUser Recipient of the activity
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* @param string $type Type of the notification
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* @param int $priority Priority of the notification
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* @return null
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*/
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public function publishActivity($app, $subject, $subjectParams, $message, $messageParams, $file, $link, $affectedUser, $type, $priority) {
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$event = $this->generateEvent();
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$event->setApp($app)
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->setType($type)
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->setAffectedUser($affectedUser)
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->setSubject($subject, $subjectParams)
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->setMessage($message, $messageParams)
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->setObject('', 0, $file)
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->setLink($link);
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$this->publish($event);
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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 $callable) {
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array_push($this->consumersClosures, $callable);
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$this->consumers = [];
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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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* @return void
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*/
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public function registerExtension(\Closure $callable) {
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array_push($this->extensionsClosures, $callable);
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$this->extensions = [];
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}
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/**
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* Will return additional notification types as specified by other apps
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*
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* @param string $languageCode
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* @return array
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*/
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public function getNotificationTypes($languageCode) {
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$filesNotificationTypes = [];
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$sharingNotificationTypes = [];
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$notificationTypes = array();
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foreach ($this->getExtensions() as $c) {
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$result = $c->getNotificationTypes($languageCode);
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if (is_array($result)) {
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if (class_exists('\OCA\Files\Activity') && $c instanceof \OCA\Files\Activity) {
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$filesNotificationTypes = $result;
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continue;
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}
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if (class_exists('\OCA\Files_Sharing\Activity') && $c instanceof \OCA\Files_Sharing\Activity) {
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$sharingNotificationTypes = $result;
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continue;
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}
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$notificationTypes = array_merge($notificationTypes, $result);
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}
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}
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return array_merge($filesNotificationTypes, $sharingNotificationTypes, $notificationTypes);
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}
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/**
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* @param string $method
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* @return array
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*/
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public function getDefaultTypes($method) {
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$defaultTypes = array();
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foreach ($this->getExtensions() as $c) {
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$types = $c->getDefaultTypes($method);
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if (is_array($types)) {
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$defaultTypes = array_merge($types, $defaultTypes);
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}
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}
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return $defaultTypes;
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}
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/**
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* @param string $type
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* @return string
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*/
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public function getTypeIcon($type) {
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if (isset($this->typeIcons[$type])) {
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return $this->typeIcons[$type];
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}
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foreach ($this->getExtensions() as $c) {
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$icon = $c->getTypeIcon($type);
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if (is_string($icon)) {
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$this->typeIcons[$type] = $icon;
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return $icon;
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}
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}
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$this->typeIcons[$type] = '';
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return '';
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}
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/**
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* @param string $type
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* @param int $id
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*/
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public function setFormattingObject($type, $id) {
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$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() {
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return 'filter' === $this->request->getParam('filter')
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&& $this->formattingObjectType === $this->request->getParam('objecttype')
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&& $this->formattingObjectId === $this->request->getParam('objectid');
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}
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/**
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* @param string $app
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* @param string $text
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* @param array $params
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* @param boolean $stripPath
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* @param boolean $highlightParams
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* @param string $languageCode
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* @return string|false
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*/
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public function translate($app, $text, $params, $stripPath, $highlightParams, $languageCode) {
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foreach ($this->getExtensions() as $c) {
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$translation = $c->translate($app, $text, $params, $stripPath, $highlightParams, $languageCode);
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if (is_string($translation)) {
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return $translation;
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}
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}
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return false;
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}
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/**
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* @param string $app
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* @param string $text
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* @return array|false
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*/
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public function getSpecialParameterList($app, $text) {
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if (isset($this->specialParameters[$app][$text])) {
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return $this->specialParameters[$app][$text];
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}
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if (!isset($this->specialParameters[$app])) {
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$this->specialParameters[$app] = array();
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}
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foreach ($this->getExtensions() as $c) {
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$specialParameter = $c->getSpecialParameterList($app, $text);
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if (is_array($specialParameter)) {
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$this->specialParameters[$app][$text] = $specialParameter;
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return $specialParameter;
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}
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}
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$this->specialParameters[$app][$text] = false;
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return false;
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}
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/**
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* @param array $activity
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* @return integer|false
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*/
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public function getGroupParameter($activity) {
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foreach ($this->getExtensions() as $c) {
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$parameter = $c->getGroupParameter($activity);
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if ($parameter !== false) {
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return $parameter;
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}
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}
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return false;
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}
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/**
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* @return array
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*/
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public function getNavigation() {
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$entries = array(
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'apps' => array(),
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'top' => array(),
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);
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foreach ($this->getExtensions() as $c) {
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$additionalEntries = $c->getNavigation();
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if (is_array($additionalEntries)) {
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$entries['apps'] = array_merge($entries['apps'], $additionalEntries['apps']);
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$entries['top'] = array_merge($entries['top'], $additionalEntries['top']);
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}
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}
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return $entries;
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}
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/**
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* @param string $filterValue
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* @return boolean
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*/
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public function isFilterValid($filterValue) {
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if (isset($this->validFilters[$filterValue])) {
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return $this->validFilters[$filterValue];
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}
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foreach ($this->getExtensions() as $c) {
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if ($c->isFilterValid($filterValue) === true) {
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$this->validFilters[$filterValue] = true;
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return true;
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}
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}
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$this->validFilters[$filterValue] = false;
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return false;
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}
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/**
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* @param array $types
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* @param string $filter
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* @return array
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*/
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public function filterNotificationTypes($types, $filter) {
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if (!$this->isFilterValid($filter)) {
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return $types;
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}
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foreach ($this->getExtensions() as $c) {
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$result = $c->filterNotificationTypes($types, $filter);
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if (is_array($result)) {
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$types = $result;
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}
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}
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return $types;
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}
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/**
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* @param string $filter
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* @return array
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*/
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public function getQueryForFilter($filter) {
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if (!$this->isFilterValid($filter)) {
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return [null, null];
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}
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$conditions = array();
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$parameters = array();
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foreach ($this->getExtensions() as $c) {
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$result = $c->getQueryForFilter($filter);
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if (is_array($result)) {
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list($condition, $parameter) = $result;
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if ($condition && is_array($parameter)) {
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$conditions[] = $condition;
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$parameters = array_merge($parameters, $parameter);
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}
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}
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}
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if (empty($conditions)) {
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return array(null, null);
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}
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return array(' and ((' . implode(') or (', $conditions) . '))', $parameters);
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}
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/**
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* Get the user we need to use
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*
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* Either the user is logged in, or we try to get it from the token
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*
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* @return string
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* @throws \UnexpectedValueException If the token is invalid, does not exist or is not unique
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*/
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public function getCurrentUserId() {
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if (!$this->session->isLoggedIn()) {
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return $this->getUserFromToken();
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} else {
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return $this->session->getUser()->getUID();
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}
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}
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/**
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* Get the user for the token
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*
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* @return string
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* @throws \UnexpectedValueException If the token is invalid, does not exist or is not unique
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*/
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protected function getUserFromToken() {
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$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', $token);
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if (sizeof($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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