See Release Notes
Long Term Support Release
Differences Between: [Versions 401 and 402] [Versions 401 and 403]
1 <?php 2 3 // This file is part of Moodle - http://moodle.org/ 4 // 5 // Moodle is free software: you can redistribute it and/or modify 6 // it under the terms of the GNU General Public License as published by 7 // the Free Software Foundation, either version 3 of the License, or 8 // (at your option) any later version. 9 // 10 // Moodle is distributed in the hope that it will be useful, 11 // but WITHOUT ANY WARRANTY; without even the implied warranty of 12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 // GNU General Public License for more details. 14 // 15 // You should have received a copy of the GNU General Public License 16 // along with Moodle. If not, see <http://www.gnu.org/licenses/>. 17 18 /** 19 * This plugin is used to access webdav files 20 * 21 * @since Moodle 2.0 22 * @package repository_webdav 23 * @copyright 2010 Dongsheng Cai {@link http://dongsheng.org} 24 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 25 */ 26 require_once($CFG->dirroot . '/repository/lib.php'); 27 require_once($CFG->libdir.'/webdavlib.php'); 28 29 /** 30 * repository_webdav class 31 * 32 * @since Moodle 2.0 33 * @package repository_webdav 34 * @copyright 2009 Dongsheng Cai {@link http://dongsheng.org} 35 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 36 */ 37 class repository_webdav extends repository { 38 public function __construct($repositoryid, $context = SYSCONTEXTID, $options = array()) { 39 parent::__construct($repositoryid, $context, $options); 40 // set up webdav client 41 if (empty($this->options['webdav_server'])) { 42 return; 43 } 44 if ($this->options['webdav_auth'] == 'none') { 45 $this->options['webdav_auth'] = false; 46 } 47 if (empty($this->options['webdav_type'])) { 48 $this->webdav_type = ''; 49 } else { 50 $this->webdav_type = 'ssl://'; 51 } 52 if (empty($this->options['webdav_port'])) { 53 $port = ''; 54 if (empty($this->webdav_type)) { 55 $this->webdav_port = 80; 56 } else { 57 $this->webdav_port = 443; 58 $port = ':443'; 59 } 60 } else { 61 $this->webdav_port = $this->options['webdav_port']; 62 $port = ':' . $this->webdav_port; 63 } 64 $this->webdav_host = $this->webdav_type.$this->options['webdav_server'].$port; 65 $this->dav = new webdav_client($this->options['webdav_server'], $this->options['webdav_user'], 66 $this->options['webdav_password'], $this->options['webdav_auth'], $this->webdav_type); 67 $this->dav->port = $this->webdav_port; 68 $this->dav->debug = false; 69 } 70 public function check_login() { 71 return true; 72 } 73 public function get_file($url, $title = '') { 74 $url = urldecode($url); 75 // Prepare a file with an arbitrary name - cannot be $title because of special chars (cf. MDL-57002). 76 $path = $this->prepare_file(uniqid()); 77 if (!$this->dav->open()) { 78 return false; 79 } 80 $webdavpath = rtrim('/'.ltrim($this->options['webdav_path'], '/ '), '/ '); // without slash in the end 81 $this->dav->get_file($webdavpath. $url, $path); 82 return array('path'=>$path); 83 } 84 public function global_search() { 85 return false; 86 } 87 public function get_listing($path='', $page = '') { 88 global $CFG, $OUTPUT; 89 $list = array(); 90 $ret = array(); 91 $ret['dynload'] = true; 92 $ret['nosearch'] = true; 93 $ret['nologin'] = true; 94 $ret['path'] = array(array('name'=>get_string('webdav', 'repository_webdav'), 'path'=>'')); 95 $ret['list'] = array(); 96 if (!$this->dav->open()) { 97 return $ret; 98 } 99 $webdavpath = rtrim('/'.ltrim($this->options['webdav_path'], '/ '), '/ '); // without slash in the end 100 if (empty($path) || $path =='/') { 101 $path = '/'; 102 } else { 103 $chunks = preg_split('|/|', trim($path, '/')); 104 for ($i = 0; $i < count($chunks); $i++) { 105 $ret['path'][] = array( 106 'name' => urldecode($chunks[$i]), 107 'path' => '/'. join('/', array_slice($chunks, 0, $i+1)). '/' 108 ); 109 } 110 } 111 $dir = $this->dav->ls($webdavpath. urldecode($path)); 112 if (!is_array($dir)) { 113 return $ret; 114 } 115 $folders = array(); 116 $files = array(); 117 foreach ($dir as $v) { 118 if (!empty($v['lastmodified'])) { 119 $v['lastmodified'] = strtotime($v['lastmodified']); 120 } else { 121 $v['lastmodified'] = null; 122 } 123 124 // Remove the server URL from the path (if present), otherwise links will not work - MDL-37014 125 $server = preg_quote($this->options['webdav_server']); 126 $v['href'] = preg_replace("#https?://{$server}#", '', $v['href']); 127 // Extracting object title from absolute path 128 $v['href'] = substr(urldecode($v['href']), strlen($webdavpath)); 129 $title = substr($v['href'], strlen($path)); 130 131 if (!empty($v['resourcetype']) && $v['resourcetype'] == 'collection') { 132 // a folder 133 if ($path != $v['href']) { 134 $folders[strtoupper($title)] = array( 135 'title'=>rtrim($title, '/'), 136 'thumbnail'=>$OUTPUT->image_url(file_folder_icon(90))->out(false), 137 'children'=>array(), 138 'datemodified'=>$v['lastmodified'], 139 'path'=>$v['href'] 140 ); 141 } 142 }else{ 143 // a file 144 $size = !empty($v['getcontentlength'])? $v['getcontentlength']:''; 145 $files[strtoupper($title)] = array( 146 'title'=>$title, 147 'thumbnail' => $OUTPUT->image_url(file_extension_icon($title, 90))->out(false), 148 'size'=>$size, 149 'datemodified'=>$v['lastmodified'], 150 'source'=>$v['href'] 151 ); 152 } 153 } 154 ksort($files); 155 ksort($folders); 156 $ret['list'] = array_merge($folders, $files); 157 return $ret; 158 } 159 public static function get_instance_option_names() { 160 return array('webdav_type', 'webdav_server', 'webdav_port', 'webdav_path', 'webdav_user', 'webdav_password', 'webdav_auth'); 161 } 162 163 public static function instance_config_form($mform) { 164 $choices = array(0 => get_string('http', 'repository_webdav'), 1 => get_string('https', 'repository_webdav')); 165 $mform->addElement('select', 'webdav_type', get_string('webdav_type', 'repository_webdav'), $choices); 166 $mform->addRule('webdav_type', get_string('required'), 'required', null, 'client'); 167 168 $mform->addElement('text', 'webdav_server', get_string('webdav_server', 'repository_webdav'), array('size' => '40')); 169 $mform->addRule('webdav_server', get_string('required'), 'required', null, 'client'); 170 $mform->setType('webdav_server', PARAM_HOST); 171 172 $mform->addElement('text', 'webdav_path', get_string('webdav_path', 'repository_webdav'), array('size' => '40')); 173 $mform->addRule('webdav_path', get_string('required'), 'required', null, 'client'); 174 $mform->setType('webdav_path', PARAM_PATH); 175 176 $choices = array(); 177 $choices['none'] = get_string('none'); 178 $choices['basic'] = get_string('webdavbasicauth', 'repository_webdav'); 179 $choices['digest'] = get_string('webdavdigestauth', 'repository_webdav'); 180 $mform->addElement('select', 'webdav_auth', get_string('authentication', 'admin'), $choices); 181 $mform->addRule('webdav_auth', get_string('required'), 'required', null, 'client'); 182 183 $mform->addElement('text', 'webdav_port', get_string('webdav_port', 'repository_webdav'), array('size' => '40')); 184 $mform->setType('webdav_port', PARAM_INT); 185 $mform->addElement('text', 'webdav_user', get_string('webdav_user', 'repository_webdav'), array('size' => '40')); 186 $mform->setType('webdav_user', PARAM_RAW_TRIMMED); // Not for us to clean. 187 $mform->addElement('passwordunmask', 'webdav_password', get_string('webdav_password', 'repository_webdav'), 188 array('size' => '40')); 189 } 190 public function supported_returntypes() { 191 return (FILE_INTERNAL | FILE_EXTERNAL); 192 } 193 194 195 /** 196 * Is this repository accessing private data? 197 * 198 * @return bool 199 */ 200 public function contains_private_data() { 201 return false; 202 } 203 }
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