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Differences Between: [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 user's private files
  20   *
  21   * @since Moodle 2.0
  22   * @package    repository_user
  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  
  28  /**
  29   * repository_user class is used to browse user private files
  30   *
  31   * @since     Moodle 2.0
  32   * @package   repository_user
  33   * @copyright 2010 Dongsheng Cai {@link http://dongsheng.org}
  34   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  35   */
  36  class repository_user extends repository {
  37  
  38      /**
  39       * user plugin doesn't require login
  40       *
  41       * @return mixed
  42       */
  43      public function print_login() {
  44          return $this->get_listing();
  45      }
  46  
  47      /**
  48       * Get file listing
  49       *
  50       * @param string $encodedpath
  51       * @return mixed
  52       */
  53      public function get_listing($encodedpath = '', $page = '') {
  54          global $CFG, $USER, $OUTPUT;
  55          $ret = array();
  56          $ret['dynload'] = true;
  57          $ret['nosearch'] = true;
  58          $ret['nologin'] = true;
  59          $manageurl = new moodle_url('/user/files.php');
  60          $ret['manage'] = $manageurl->out();
  61          $list = array();
  62  
  63          if (!empty($encodedpath)) {
  64              $params = json_decode(base64_decode($encodedpath), true);
  65              if (is_array($params)) {
  66                  $filepath = clean_param($params['filepath'], PARAM_PATH);
  67                  $filename = clean_param($params['filename'], PARAM_FILE);
  68              }
  69          } else {
  70              $itemid   = 0;
  71              $filepath = '/';
  72              $filename = null;
  73          }
  74          $filearea = 'private';
  75          $component = 'user';
  76          $itemid  = 0;
  77          $context = context_user::instance($USER->id);
  78  
  79          try {
  80              $browser = get_file_browser();
  81  
  82              if ($fileinfo = $browser->get_file_info($context, $component, $filearea, $itemid, $filepath, $filename)) {
  83                  $pathnodes = array();
  84                  $level = $fileinfo;
  85                  $params = $fileinfo->get_params();
  86                  while ($level && $params['component'] == 'user' && $params['filearea'] == 'private') {
  87                      $encodedpath = base64_encode(json_encode($level->get_params()));
  88                      $pathnodes[] = array('name'=>$level->get_visible_name(), 'path'=>$encodedpath);
  89                      $level = $level->get_parent();
  90                      $params = $level->get_params();
  91                  }
  92                  $ret['path'] = array_reverse($pathnodes);
  93  
  94                  // build file tree
  95                  $children = $fileinfo->get_children();
  96                  foreach ($children as $child) {
  97                      if ($child->is_directory()) {
  98                          $encodedpath = base64_encode(json_encode($child->get_params()));
  99                          $node = array(
 100                              'title' => $child->get_visible_name(),
 101                              'datemodified' => $child->get_timemodified(),
 102                              'datecreated' => $child->get_timecreated(),
 103                              'path' => $encodedpath,
 104                              'children'=>array(),
 105                              'thumbnail' => $OUTPUT->image_url(file_folder_icon(90))->out(false)
 106                          );
 107                          $list[] = $node;
 108                      } else {
 109                          $encodedpath = base64_encode(json_encode($child->get_params()));
 110                          $node = array(
 111                              'title' => $child->get_visible_name(),
 112                              'size' => $child->get_filesize(),
 113                              'datemodified' => $child->get_timemodified(),
 114                              'datecreated' => $child->get_timecreated(),
 115                              'author' => $child->get_author(),
 116                              'license' => $child->get_license(),
 117                              'isref' => $child->is_external_file(),
 118                              'source'=> $encodedpath,
 119                              'icon' => $OUTPUT->image_url(file_file_icon($child, 24))->out(false),
 120                              'thumbnail' => $OUTPUT->image_url(file_file_icon($child, 90))->out(false)
 121                          );
 122                          if ($child->get_status() == 666) {
 123                              $node['originalmissing'] = true;
 124                          }
 125                          if ($imageinfo = $child->get_imageinfo()) {
 126                              $fileurl = new moodle_url($child->get_url());
 127                              $node['realthumbnail'] = $fileurl->out(false, array('preview' => 'thumb', 'oid' => $child->get_timemodified()));
 128                              $node['realicon'] = $fileurl->out(false, array('preview' => 'tinyicon', 'oid' => $child->get_timemodified()));
 129                              $node['image_width'] = $imageinfo['width'];
 130                              $node['image_height'] = $imageinfo['height'];
 131                          }
 132                          $list[] = $node;
 133                      }
 134                  }
 135              }
 136          } catch (Exception $e) {
 137              throw new repository_exception('emptyfilelist', 'repository_user');
 138          }
 139          $ret['list'] = $list;
 140          $ret['list'] = array_filter($list, array($this, 'filter'));
 141          return $ret;
 142      }
 143  
 144      /**
 145       * Does this repository used to browse moodle files?
 146       *
 147       * @return boolean
 148       */
 149      public function has_moodle_files() {
 150          return true;
 151      }
 152  
 153      /**
 154       * User cannot use the external link to dropbox
 155       *
 156       * @return int
 157       */
 158      public function supported_returntypes() {
 159          return FILE_INTERNAL | FILE_REFERENCE;
 160      }
 161  
 162      /**
 163       * Is this repository accessing private data?
 164       *
 165       * @return bool
 166       */
 167      public function contains_private_data() {
 168          return false;
 169      }
 170  }