277 lines
7.1 KiB
PHP
Executable file
277 lines
7.1 KiB
PHP
Executable file
<?php
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/**
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* ownCloud
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*
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* @author Michael Gapczynski
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* @copyright 2012 Michael Gapczynski mtgap@owncloud.com
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library 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
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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require_once 'Dropbox/autoload.php';
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class OC_Filestorage_Dropbox extends OC_Filestorage_Common {
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private $dropbox;
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private $root;
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private $metaData = array();
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private static $tempFiles = array();
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public function __construct($params) {
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if (isset($params['configured']) && $params['configured'] == 'true'
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&& isset($params['app_key'])
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&& isset($params['app_secret'])
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&& isset($params['token'])
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&& isset($params['token_secret'])
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) {
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$this->root=isset($params['root'])?$params['root']:'';
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$oauth = new Dropbox_OAuth_Curl($params['app_key'], $params['app_secret']);
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$oauth->setToken($params['token'], $params['token_secret']);
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$this->dropbox = new Dropbox_API($oauth, 'dropbox');
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$this->mkdir('');
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} else {
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throw new Exception('Creating OC_Filestorage_Dropbox storage failed');
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}
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}
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private function getMetaData($path, $list = false) {
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$path = $this->root.$path;
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if ( ! $list && isset($this->metaData[$path])) {
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return $this->metaData[$path];
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} else {
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if ($list) {
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try {
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$response = $this->dropbox->getMetaData($path);
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} catch (Exception $exception) {
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OCP\Util::writeLog('files_external', $exception->getMessage(), OCP\Util::ERROR);
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return false;
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}
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if ($response && isset($response['contents'])) {
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$contents = $response['contents'];
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// Cache folder's contents
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foreach ($contents as $file) {
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$this->metaData[$path.'/'.basename($file['path'])] = $file;
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}
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unset($response['contents']);
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$this->metaData[$path] = $response;
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}
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$this->metaData[$path] = $response;
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// Return contents of folder only
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return $contents;
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} else {
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try {
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$response = $this->dropbox->getMetaData($path, 'false');
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$this->metaData[$path] = $response;
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return $response;
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} catch (Exception $exception) {
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OCP\Util::writeLog('files_external', $exception->getMessage(), OCP\Util::ERROR);
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return false;
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}
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}
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}
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}
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public function mkdir($path) {
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$path = $this->root.$path;
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try {
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$this->dropbox->createFolder($path);
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return true;
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} catch (Exception $exception) {
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OCP\Util::writeLog('files_external', $exception->getMessage(), OCP\Util::ERROR);
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return false;
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}
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}
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public function rmdir($path) {
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return $this->unlink($path);
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}
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public function opendir($path) {
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$contents = $this->getMetaData($path, true);
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if ($contents) {
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$files = array();
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foreach ($contents as $file) {
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$files[] = basename($file['path']);
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}
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OC_FakeDirStream::$dirs['dropbox'.$path] = $files;
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return opendir('fakedir://dropbox'.$path);
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}
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return false;
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}
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public function stat($path) {
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$metaData = $this->getMetaData($path);
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if ($metaData) {
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$stat['size'] = $metaData['bytes'];
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$stat['atime'] = time();
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$stat['mtime'] = (isset($metaData['modified'])) ? strtotime($metaData['modified']) : time();
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$stat['ctime'] = $stat['mtime'];
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return $stat;
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}
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return false;
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}
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public function filetype($path) {
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if ($path == '' || $path == '/') {
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return 'dir';
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} else {
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$metaData = $this->getMetaData($path);
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if ($metaData) {
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if ($metaData['is_dir'] == 'true') {
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return 'dir';
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} else {
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return 'file';
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}
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}
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}
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return false;
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}
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public function isReadable($path) {
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return $this->file_exists($path);
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}
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public function isUpdatable($path) {
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return $this->file_exists($path);
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}
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public function file_exists($path) {
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if ($path == '' || $path == '/') {
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return true;
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}
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if ($this->getMetaData($path)) {
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return true;
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}
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return false;
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}
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public function unlink($path) {
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$path = $this->root.$path;
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try {
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$this->dropbox->delete($path);
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return true;
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} catch (Exception $exception) {
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OCP\Util::writeLog('files_external', $exception->getMessage(), OCP\Util::ERROR);
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return false;
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}
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}
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public function rename($path1, $path2) {
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$path1 = $this->root.$path1;
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$path2 = $this->root.$path2;
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try {
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$this->dropbox->move($path1, $path2);
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return true;
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} catch (Exception $exception) {
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OCP\Util::writeLog('files_external', $exception->getMessage(), OCP\Util::ERROR);
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return false;
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}
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}
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public function copy($path1, $path2) {
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$path1 = $this->root.$path1;
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$path2 = $this->root.$path2;
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try {
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$this->dropbox->copy($path1, $path2);
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return true;
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} catch (Exception $exception) {
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OCP\Util::writeLog('files_external', $exception->getMessage(), OCP\Util::ERROR);
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return false;
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}
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}
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public function fopen($path, $mode) {
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$path = $this->root.$path;
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switch ($mode) {
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case 'r':
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case 'rb':
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$tmpFile = OC_Helper::tmpFile();
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try {
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$data = $this->dropbox->getFile($path);
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file_put_contents($tmpFile, $data);
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return fopen($tmpFile, 'r');
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} catch (Exception $exception) {
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OCP\Util::writeLog('files_external', $exception->getMessage(), OCP\Util::ERROR);
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return false;
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}
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case 'w':
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case 'wb':
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case 'a':
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case 'ab':
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case 'r+':
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case 'w+':
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case 'wb+':
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case 'a+':
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case 'x':
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case 'x+':
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case 'c':
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case 'c+':
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if (strrpos($path, '.') !== false) {
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$ext = substr($path, strrpos($path, '.'));
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} else {
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$ext = '';
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}
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$tmpFile = OC_Helper::tmpFile($ext);
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OC_CloseStreamWrapper::$callBacks[$tmpFile] = array($this, 'writeBack');
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if ($this->file_exists($path)) {
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$source = $this->fopen($path, 'r');
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file_put_contents($tmpFile, $source);
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}
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self::$tempFiles[$tmpFile] = $path;
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return fopen('close://'.$tmpFile, $mode);
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}
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return false;
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}
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public function writeBack($tmpFile) {
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if (isset(self::$tempFiles[$tmpFile])) {
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$handle = fopen($tmpFile, 'r');
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try {
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$this->dropbox->putFile(self::$tempFiles[$tmpFile], $handle);
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unlink($tmpFile);
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} catch (Exception $exception) {
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OCP\Util::writeLog('files_external', $exception->getMessage(), OCP\Util::ERROR);
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}
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}
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}
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public function getMimeType($path) {
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if ($this->filetype($path) == 'dir') {
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return 'httpd/unix-directory';
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} else {
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$metaData = $this->getMetaData($path);
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if ($metaData) {
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return $metaData['mime_type'];
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}
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}
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return false;
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}
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public function free_space($path) {
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try {
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$info = $this->dropbox->getAccountInfo();
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return $info['quota_info']['quota'] - $info['quota_info']['normal'];
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} catch (Exception $exception) {
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OCP\Util::writeLog('files_external', $exception->getMessage(), OCP\Util::ERROR);
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return false;
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}
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}
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public function touch($path, $mtime = null) {
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return false;
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}
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}
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