nextcloud/lib/private/Files/Node/HookConnector.php

191 lines
6.5 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Robin Appelman <robin@icewind.nl>
*
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OC\Files\Node;
use OCP\Files\FileInfo;
use OC\Files\Filesystem;
use OC\Files\View;
use OCP\Util;
use Symfony\Component\EventDispatcher\EventDispatcherInterface;
use Symfony\Component\EventDispatcher\GenericEvent;
class HookConnector {
/**
* @var Root
*/
private $root;
/**
* @var View
*/
private $view;
/**
* @var FileInfo[]
*/
private $deleteMetaCache = [];
/** @var EventDispatcherInterface */
private $dispatcher;
/**
* HookConnector constructor.
*
* @param Root $root
* @param View $view
*/
public function __construct(Root $root, View $view, EventDispatcherInterface $dispatcher) {
$this->root = $root;
$this->view = $view;
$this->dispatcher = $dispatcher;
}
public function viewToNode() {
Util::connectHook('OC_Filesystem', 'write', $this, 'write');
Util::connectHook('OC_Filesystem', 'post_write', $this, 'postWrite');
Util::connectHook('OC_Filesystem', 'create', $this, 'create');
Util::connectHook('OC_Filesystem', 'post_create', $this, 'postCreate');
Util::connectHook('OC_Filesystem', 'delete', $this, 'delete');
Util::connectHook('OC_Filesystem', 'post_delete', $this, 'postDelete');
Util::connectHook('OC_Filesystem', 'rename', $this, 'rename');
Util::connectHook('OC_Filesystem', 'post_rename', $this, 'postRename');
Util::connectHook('OC_Filesystem', 'copy', $this, 'copy');
Util::connectHook('OC_Filesystem', 'post_copy', $this, 'postCopy');
Util::connectHook('OC_Filesystem', 'touch', $this, 'touch');
Util::connectHook('OC_Filesystem', 'post_touch', $this, 'postTouch');
Util::connectHook('OC_Filesystem', 'read', $this, 'read');
}
public function write($arguments) {
$node = $this->getNodeForPath($arguments['path']);
$this->root->emit('\OC\Files', 'preWrite', [$node]);
$this->dispatcher->dispatch('\OCP\Files::preWrite', new GenericEvent($node));
}
public function postWrite($arguments) {
$node = $this->getNodeForPath($arguments['path']);
$this->root->emit('\OC\Files', 'postWrite', [$node]);
$this->dispatcher->dispatch('\OCP\Files::postWrite', new GenericEvent($node));
}
public function create($arguments) {
$node = $this->getNodeForPath($arguments['path']);
$this->root->emit('\OC\Files', 'preCreate', [$node]);
$this->dispatcher->dispatch('\OCP\Files::preCreate', new GenericEvent($node));
}
public function postCreate($arguments) {
$node = $this->getNodeForPath($arguments['path']);
$this->root->emit('\OC\Files', 'postCreate', [$node]);
$this->dispatcher->dispatch('\OCP\Files::postCreate', new GenericEvent($node));
}
public function delete($arguments) {
$node = $this->getNodeForPath($arguments['path']);
$this->deleteMetaCache[$node->getPath()] = $node->getFileInfo();
$this->root->emit('\OC\Files', 'preDelete', [$node]);
$this->dispatcher->dispatch('\OCP\Files::preDelete', new GenericEvent($node));
}
public function postDelete($arguments) {
$node = $this->getNodeForPath($arguments['path']);
unset($this->deleteMetaCache[$node->getPath()]);
$this->root->emit('\OC\Files', 'postDelete', [$node]);
$this->dispatcher->dispatch('\OCP\Files::postDelete', new GenericEvent($node));
}
public function touch($arguments) {
$node = $this->getNodeForPath($arguments['path']);
$this->root->emit('\OC\Files', 'preTouch', [$node]);
$this->dispatcher->dispatch('\OCP\Files::preTouch', new GenericEvent($node));
}
public function postTouch($arguments) {
$node = $this->getNodeForPath($arguments['path']);
$this->root->emit('\OC\Files', 'postTouch', [$node]);
$this->dispatcher->dispatch('\OCP\Files::postTouch', new GenericEvent($node));
}
public function rename($arguments) {
$source = $this->getNodeForPath($arguments['oldpath']);
$target = $this->getNodeForPath($arguments['newpath']);
$this->root->emit('\OC\Files', 'preRename', [$source, $target]);
$this->dispatcher->dispatch('\OCP\Files::preRename', new GenericEvent([$source, $target]));
}
public function postRename($arguments) {
$source = $this->getNodeForPath($arguments['oldpath']);
$target = $this->getNodeForPath($arguments['newpath']);
$this->root->emit('\OC\Files', 'postRename', [$source, $target]);
$this->dispatcher->dispatch('\OCP\Files::postRename', new GenericEvent([$source, $target]));
}
public function copy($arguments) {
$source = $this->getNodeForPath($arguments['oldpath']);
$target = $this->getNodeForPath($arguments['newpath']);
$this->root->emit('\OC\Files', 'preCopy', [$source, $target]);
$this->dispatcher->dispatch('\OCP\Files::preCopy', new GenericEvent([$source, $target]));
}
public function postCopy($arguments) {
$source = $this->getNodeForPath($arguments['oldpath']);
$target = $this->getNodeForPath($arguments['newpath']);
$this->root->emit('\OC\Files', 'postCopy', [$source, $target]);
$this->dispatcher->dispatch('\OCP\Files::postCopy', new GenericEvent([$source, $target]));
}
public function read($arguments) {
$node = $this->getNodeForPath($arguments['path']);
$this->root->emit('\OC\Files', 'read', [$node]);
$this->dispatcher->dispatch('\OCP\Files::read', new GenericEvent([$node]));
}
private function getNodeForPath($path) {
$info = Filesystem::getView()->getFileInfo($path);
if (!$info) {
$fullPath = Filesystem::getView()->getAbsolutePath($path);
if (isset($this->deleteMetaCache[$fullPath])) {
$info = $this->deleteMetaCache[$fullPath];
} else {
$info = null;
}
if (Filesystem::is_dir($path)) {
return new NonExistingFolder($this->root, $this->view, $fullPath, $info);
} else {
return new NonExistingFile($this->root, $this->view, $fullPath, $info);
}
}
if ($info->getType() === FileInfo::TYPE_FILE) {
return new File($this->root, $this->view, $info->getPath(), $info);
} else {
return new Folder($this->root, $this->view, $info->getPath(), $info);
}
}
}