moodle/repository/dropbox/locallib.php
Dongsheng Cai 6723372514 MDL-28666 Extends repository to support references
1. Allow repository to create references to external contents
2. Extends files API to handle file references
3. Generic file caching
4. Backup/restore file references
5. Download external contents if repository uninstalled
6. Allow filepicker to display iframe
7. PHPUnit test suits
2012-05-21 11:57:51 +08:00

98 lines
3.1 KiB
PHP

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* dropbox class
* A helper class to access dropbox resources
*
* @since 2.0
* @package repository
* @subpackage dropbox
* @copyright 2010 Dongsheng Cai
* @author Dongsheng Cai <dongsheng@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once(dirname(dirname(dirname(__FILE__))).'/config.php');
require_once($CFG->libdir.'/oauthlib.php');
class dropbox extends oauth_helper {
/** dropbox access type, can be dropbox or sandbox */
private $mode = 'dropbox';
/** dropbox api url*/
private $dropbox_api = 'https://api.dropbox.com/1';
/** dropbox content api url*/
private $dropbox_content_api = 'https://api-content.dropbox.com/1';
function __construct($args) {
parent::__construct($args);
}
/**
* Get file listing from dropbox
*/
public function get_listing($path='/', $token='', $secret='') {
$url = $this->dropbox_api.'/metadata/'.$this->mode.$path;
$content = $this->get($url, array(), $token, $secret);
$data = json_decode($content);
return $data;
}
/**
* Download a file
*/
public function get_file($filepath, $saveas = '') {
$info = pathinfo($filepath);
$dirname = $info['dirname'];
$basename = $info['basename'];
$filepath = $dirname . rawurlencode($basename);
if ($dirname != '/') {
$filepath = $dirname . '/' . $basename;
$filepath = str_replace("%2F", "/", rawurlencode($filepath));
}
$url = $this->dropbox_content_api.'/files/'.$this->mode.$filepath;
$content = $this->get($url, array());
file_put_contents($saveas, $content);
return array('path'=>$saveas, 'url'=>$url);
}
/**
* Get file url
*
* @param string $filepath file path
* @return string file url
*/
public function get_file_url($filepath) {
$info = pathinfo($filepath);
$dirname = $info['dirname'];
$basename = $info['basename'];
$filepath = $dirname . rawurlencode($basename);
if ($dirname != '/') {
$filepath = $dirname . '/' . $basename;
$filepath = str_replace("%2F", "/", rawurlencode($filepath));
}
$url = $this->dropbox_content_api.'/files/'.$this->mode.$filepath;
return $url;
}
public function set_mode($mode) {
$this->mode = $mode;
}
}