90 lines
2.2 KiB
PHP
90 lines
2.2 KiB
PHP
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<?php
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/**
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* Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*/
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namespace OC\Files\Utils;
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use OC\Hooks\BasicEmitter;
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use OC\Files\Filesystem;
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/**
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* Class Scanner
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*
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* Hooks available in scope \OC\Utils\Scanner
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* - scanFile(string $absolutePath)
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* - scanFolder(string $absolutePath)
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*
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* @package OC\Files\Utils
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*/
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class Scanner extends BasicEmitter {
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/**
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* @var string $user
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*/
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private $user;
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/**
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* @param string $user
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*/
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public function __construct($user) {
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$this->user = $user;
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}
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/**
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* get all storages for $dir
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*
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* @param string $dir
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* @return \OC\Files\Mount\Mount[]
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*/
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protected function getMounts($dir) {
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//TODO: move to the node based fileapi once that's done
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\OC_Util::tearDownFS();
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\OC_Util::setupFS($this->user);
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$absolutePath = Filesystem::getView()->getAbsolutePath($dir);
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$mountManager = Filesystem::getMountManager();
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$mounts = $mountManager->findIn($absolutePath);
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$mounts[] = $mountManager->find($absolutePath);
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$mounts = array_reverse($mounts); //start with the mount of $dir
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return $mounts;
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}
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/**
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* attach listeners to the scanner
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*
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* @param \OC\Files\Mount\Mount $mount
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*/
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protected function attachListener($mount) {
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$scanner = $mount->getStorage()->getScanner();
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$scanner->listen('\OC\Files\Cache\Scanner', 'scanFile', function ($path) use ($mount) {
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$this->emit('\OC\Files\Utils\Scanner', 'scanFile', array($mount->getMountPoint() . $path));
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});
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$scanner->listen('\OC\Files\Cache\Scanner', 'scanFolder', function ($path) use ($mount) {
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$this->emit('\OC\Files\Utils\Scanner', 'scanFolder', array($mount->getMountPoint() . $path));
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});
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}
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public function backgroundScan($dir) {
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$mounts = $this->getMounts($dir);
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foreach ($mounts as $mount) {
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$scanner = $mount->getStorage()->getScanner();
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$this->attachListener($mount);
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$scanner->backgroundScan();
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}
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}
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public function scan($dir) {
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$mounts = $this->getMounts($dir);
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foreach ($mounts as $mount) {
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$scanner = $mount->getStorage()->getScanner();
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$this->attachListener($mount);
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$scanner->scan('', \OC\Files\Cache\Scanner::SCAN_RECURSIVE, \OC\Files\Cache\Scanner::REUSE_ETAG);
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}
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}
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}
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