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<?php
/**
* SPDX-FileCopyrightText: 2017 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OC\Share20;
use OCP\EventDispatcher\IEventDispatcher;
use OCP\Files\File;
use OCP\Share;
use OCP\Share\Events\BeforeShareCreatedEvent;
use OCP\Share\Events\BeforeShareDeletedEvent;
use OCP\Share\Events\ShareCreatedEvent;
use OCP\Share\Events\ShareDeletedEvent;
use OCP\Share\Events\ShareDeletedFromSelfEvent;
use OCP\Share\IShare;
class LegacyHooks {
/** @var IEventDispatcher */
private $eventDispatcher;
public function __construct(IEventDispatcher $eventDispatcher) {
$this->eventDispatcher = $eventDispatcher;
$this->eventDispatcher->addListener(BeforeShareDeletedEvent::class, function (BeforeShareDeletedEvent $event) {
$this->preUnshare($event);
});
$this->eventDispatcher->addListener(ShareDeletedEvent::class, function (ShareDeletedEvent $event) {
$this->postUnshare($event);
});
$this->eventDispatcher->addListener(ShareDeletedFromSelfEvent::class, function (ShareDeletedFromSelfEvent $event) {
$this->postUnshareFromSelf($event);
});
$this->eventDispatcher->addListener(BeforeShareCreatedEvent::class, function (BeforeShareCreatedEvent $event) {
$this->preShare($event);
});
$this->eventDispatcher->addListener(ShareCreatedEvent::class, function (ShareCreatedEvent $event) {
$this->postShare($event);
});
}
public function preUnshare(BeforeShareDeletedEvent $e) {
$share = $e->getShare();
$formatted = $this->formatHookParams($share);
\OC_Hook::emit(Share::class, 'pre_unshare', $formatted);
}
public function postUnshare(ShareDeletedEvent $e) {
$share = $e->getShare();
$formatted = $this->formatHookParams($share);
$formatted['deletedShares'] = [$formatted];
\OC_Hook::emit(Share::class, 'post_unshare', $formatted);
}
public function postUnshareFromSelf(ShareDeletedFromSelfEvent $e) {
$share = $e->getShare();
$formatted = $this->formatHookParams($share);
$formatted['itemTarget'] = $formatted['fileTarget'];
$formatted['unsharedItems'] = [$formatted];
\OC_Hook::emit(Share::class, 'post_unshareFromSelf', $formatted);
}
private function formatHookParams(IShare $share) {
// Prepare hook
$shareType = $share->getShareType();
$sharedWith = '';
if ($shareType === IShare::TYPE_USER ||
$shareType === IShare::TYPE_GROUP ||
$shareType === IShare::TYPE_REMOTE) {
$sharedWith = $share->getSharedWith();
}
$hookParams = [
'id' => $share->getId(),
'itemType' => $share->getNodeType(),
'itemSource' => $share->getNodeId(),
'shareType' => $shareType,
'shareWith' => $sharedWith,
'itemparent' => method_exists($share, 'getParent') ? $share->getParent() : '',
'uidOwner' => $share->getSharedBy(),
'fileSource' => $share->getNodeId(),
'fileTarget' => $share->getTarget()
];
return $hookParams;
}
public function preShare(BeforeShareCreatedEvent $e) {
$share = $e->getShare();
// Pre share hook
$run = true;
$error = '';
$preHookData = [
'itemType' => $share->getNode() instanceof File ? 'file' : 'folder',
'itemSource' => $share->getNode()->getId(),
'shareType' => $share->getShareType(),
'uidOwner' => $share->getSharedBy(),
'permissions' => $share->getPermissions(),
'fileSource' => $share->getNode()->getId(),
'expiration' => $share->getExpirationDate(),
'token' => $share->getToken(),
'itemTarget' => $share->getTarget(),
'shareWith' => $share->getSharedWith(),
'run' => &$run,
'error' => &$error,
];
\OC_Hook::emit(Share::class, 'pre_shared', $preHookData);
if ($run === false) {
$e->setError($error);
$e->stopPropagation();
}
return $e;
}
public function postShare(ShareCreatedEvent $e) {
$share = $e->getShare();
$postHookData = [
'itemType' => $share->getNode() instanceof File ? 'file' : 'folder',
'itemSource' => $share->getNode()->getId(),
'shareType' => $share->getShareType(),
'uidOwner' => $share->getSharedBy(),
'permissions' => $share->getPermissions(),
'fileSource' => $share->getNode()->getId(),
'expiration' => $share->getExpirationDate(),
'token' => $share->getToken(),
'id' => $share->getId(),
'shareWith' => $share->getSharedWith(),
'itemTarget' => $share->getTarget(),
'fileTarget' => $share->getTarget(),
'path' => $share->getNode()->getPath(),
];
\OC_Hook::emit(Share::class, 'post_shared', $postHookData);
}
}
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