Addressbook::parse()   F
last analyzed

Complexity

Conditions 24
Paths 139

Size

Total Lines 67
Code Lines 52

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 24
eloc 52
nc 139
nop 3
dl 0
loc 67
rs 3.8416
c 0
b 0
f 0

How to fix   Long Method    Complexity   

Long Method

Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.

For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.

Commonly applied refactorings include:

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<?php
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declare(strict_types=1);
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/**
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 * @copyright Copyright (c) 2021 Joas Schilling <[email protected]>
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 *
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 * @author Joas Schilling <[email protected]>
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 *
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 * @license GNU AGPL version 3 or any later version
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 *
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 * This program 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 as
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 * published by the Free Software Foundation, either version 3 of the
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 * License, or (at your option) any later version.
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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
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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 OCA\DAV\CardDAV\Activity\Provider;
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use OCP\Activity\IEvent;
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use OCP\Activity\IEventMerger;
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use OCP\Activity\IManager;
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use OCP\IGroupManager;
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use OCP\IL10N;
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use OCP\IURLGenerator;
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use OCP\IUserManager;
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use OCP\L10N\IFactory;
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class Addressbook extends Base {
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	public const SUBJECT_ADD = 'addressbook_add';
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	public const SUBJECT_UPDATE = 'addressbook_update';
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	public const SUBJECT_DELETE = 'addressbook_delete';
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	public const SUBJECT_SHARE_USER = 'addressbook_user_share';
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	public const SUBJECT_SHARE_GROUP = 'addressbook_group_share';
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	public const SUBJECT_UNSHARE_USER = 'addressbook_user_unshare';
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	public const SUBJECT_UNSHARE_GROUP = 'addressbook_group_unshare';
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	/** @var IFactory */
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	protected $languageFactory;
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	/** @var IManager */
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	protected $activityManager;
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	/** @var IEventMerger */
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	protected $eventMerger;
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	public function __construct(IFactory $languageFactory,
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								IURLGenerator $url,
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								IManager $activityManager,
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								IUserManager $userManager,
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								IGroupManager $groupManager,
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								IEventMerger $eventMerger) {
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		parent::__construct($userManager, $groupManager, $url);
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		$this->languageFactory = $languageFactory;
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		$this->activityManager = $activityManager;
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		$this->eventMerger = $eventMerger;
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	}
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	/**
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	 * @param string $language
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	 * @param IEvent $event
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	 * @param IEvent|null $previousEvent
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	 * @return IEvent
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	 * @throws \InvalidArgumentException
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	 */
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	public function parse($language, IEvent $event, IEvent $previousEvent = null): IEvent {
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		if ($event->getApp() !== 'dav' || $event->getType() !== 'contacts') {
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			throw new \InvalidArgumentException();
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		}
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		$l = $this->languageFactory->get('dav', $language);
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		if ($this->activityManager->getRequirePNG()) {
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			$event->setIcon($this->url->getAbsoluteURL($this->url->imagePath('core', 'places/contacts-dark.png')));
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		} else {
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			$event->setIcon($this->url->getAbsoluteURL($this->url->imagePath('core', 'places/contacts.svg')));
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		}
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		if ($event->getSubject() === self::SUBJECT_ADD) {
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			$subject = $l->t('{actor} created address book {addressbook}');
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		} elseif ($event->getSubject() === self::SUBJECT_ADD . '_self') {
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			$subject = $l->t('You created address book {addressbook}');
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		} elseif ($event->getSubject() === self::SUBJECT_DELETE) {
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			$subject = $l->t('{actor} deleted address book {addressbook}');
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		} elseif ($event->getSubject() === self::SUBJECT_DELETE . '_self') {
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			$subject = $l->t('You deleted address book {addressbook}');
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		} elseif ($event->getSubject() === self::SUBJECT_UPDATE) {
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			$subject = $l->t('{actor} updated address book {addressbook}');
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		} elseif ($event->getSubject() === self::SUBJECT_UPDATE . '_self') {
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			$subject = $l->t('You updated address book {addressbook}');
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		} elseif ($event->getSubject() === self::SUBJECT_SHARE_USER) {
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			$subject = $l->t('{actor} shared address book {addressbook} with you');
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		} elseif ($event->getSubject() === self::SUBJECT_SHARE_USER . '_you') {
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			$subject = $l->t('You shared address book {addressbook} with {user}');
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		} elseif ($event->getSubject() === self::SUBJECT_SHARE_USER . '_by') {
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			$subject = $l->t('{actor} shared address book {addressbook} with {user}');
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		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_USER) {
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			$subject = $l->t('{actor} unshared address book {addressbook} from you');
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		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_USER . '_you') {
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			$subject = $l->t('You unshared address book {addressbook} from {user}');
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		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_USER . '_by') {
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			$subject = $l->t('{actor} unshared address book {addressbook} from {user}');
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		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_USER . '_self') {
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			$subject = $l->t('{actor} unshared address book {addressbook} from themselves');
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		} elseif ($event->getSubject() === self::SUBJECT_SHARE_GROUP . '_you') {
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			$subject = $l->t('You shared address book {addressbook} with group {group}');
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		} elseif ($event->getSubject() === self::SUBJECT_SHARE_GROUP . '_by') {
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			$subject = $l->t('{actor} shared address book {addressbook} with group {group}');
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		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_GROUP . '_you') {
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			$subject = $l->t('You unshared address book {addressbook} from group {group}');
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		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_GROUP . '_by') {
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			$subject = $l->t('{actor} unshared address book {addressbook} from group {group}');
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		} else {
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			throw new \InvalidArgumentException();
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		}
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		$parsedParameters = $this->getParameters($event, $l);
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		$this->setSubjects($event, $subject, $parsedParameters);
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		$event = $this->eventMerger->mergeEvents('addressbook', $event, $previousEvent);
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		if ($event->getChildEvent() === null) {
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			if (isset($parsedParameters['user'])) {
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				// Couldn't group by calendar, maybe we can group by users
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				$event = $this->eventMerger->mergeEvents('user', $event, $previousEvent);
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			} elseif (isset($parsedParameters['group'])) {
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				// Couldn't group by calendar, maybe we can group by groups
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				$event = $this->eventMerger->mergeEvents('group', $event, $previousEvent);
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			}
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		}
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		return $event;
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	}
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	protected function getParameters(IEvent $event, IL10N $l): array {
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		$subject = $event->getSubject();
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		$parameters = $event->getSubjectParameters();
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		switch ($subject) {
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			case self::SUBJECT_ADD:
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			case self::SUBJECT_ADD . '_self':
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			case self::SUBJECT_DELETE:
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			case self::SUBJECT_DELETE . '_self':
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			case self::SUBJECT_UPDATE:
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			case self::SUBJECT_UPDATE . '_self':
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			case self::SUBJECT_SHARE_USER:
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			case self::SUBJECT_UNSHARE_USER:
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			case self::SUBJECT_UNSHARE_USER . '_self':
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				return [
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					'actor' => $this->generateUserParameter($parameters['actor']),
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					'addressbook' => $this->generateAddressbookParameter($parameters['addressbook'], $l),
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				];
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			case self::SUBJECT_SHARE_USER . '_you':
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			case self::SUBJECT_UNSHARE_USER . '_you':
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				return [
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					'addressbook' => $this->generateAddressbookParameter($parameters['addressbook'], $l),
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					'user' => $this->generateUserParameter($parameters['user']),
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				];
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			case self::SUBJECT_SHARE_USER . '_by':
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			case self::SUBJECT_UNSHARE_USER . '_by':
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				return [
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					'actor' => $this->generateUserParameter($parameters['actor']),
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					'addressbook' => $this->generateAddressbookParameter($parameters['addressbook'], $l),
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					'user' => $this->generateUserParameter($parameters['user']),
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				];
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			case self::SUBJECT_SHARE_GROUP . '_you':
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			case self::SUBJECT_UNSHARE_GROUP . '_you':
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				return [
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					'addressbook' => $this->generateAddressbookParameter($parameters['addressbook'], $l),
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					'group' => $this->generateGroupParameter($parameters['group']),
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				];
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			case self::SUBJECT_SHARE_GROUP . '_by':
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			case self::SUBJECT_UNSHARE_GROUP . '_by':
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				return [
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					'actor' => $this->generateUserParameter($parameters['actor']),
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					'addressbook' => $this->generateAddressbookParameter($parameters['addressbook'], $l),
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					'group' => $this->generateGroupParameter($parameters['group']),
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				];
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		}
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		throw new \InvalidArgumentException();
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	}
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}
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