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Developer Documentation

See Release Notes

  • Bug fixes for general core bugs in 4.2.x will end 22 April 2024 (12 months).
  • Bug fixes for security issues in 4.2.x will end 7 October 2024 (18 months).
  • PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.1.x is supported too.
<?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/>.

/**
 * This plugin is used to access user's private files
 *
 * @since Moodle 2.0
 * @package    repository_user
 * @copyright  2010 Dongsheng Cai {@link http://dongsheng.org}
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
require_once($CFG->dirroot . '/repository/lib.php');

/**
 * repository_user class is used to browse user private files
 *
 * @since     Moodle 2.0
 * @package   repository_user
 * @copyright 2010 Dongsheng Cai {@link http://dongsheng.org}
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class repository_user extends repository {

    /**
     * user plugin doesn't require login
     *
     * @return mixed
     */
    public function print_login() {
        return $this->get_listing();
    }

    /**
     * Get file listing
     *
     * @param string $encodedpath
     * @return mixed
     */
    public function get_listing($encodedpath = '', $page = '') {
        global $CFG, $USER, $OUTPUT;
        $ret = array();
        $ret['dynload'] = true;
        $ret['nosearch'] = true;
        $ret['nologin'] = true;
        $manageurl = new moodle_url('/user/files.php');
        $ret['manage'] = $manageurl->out();
        $list = array();

        if (!empty($encodedpath)) {
            $params = json_decode(base64_decode($encodedpath), true);
            if (is_array($params)) {
                $filepath = clean_param($params['filepath'], PARAM_PATH);
                $filename = clean_param($params['filename'], PARAM_FILE);
            }
        } else {
            $itemid   = 0;
            $filepath = '/';
            $filename = null;
        }
        $filearea = 'private';
        $component = 'user';
        $itemid  = 0;
        $context = context_user::instance($USER->id);

        try {
            $browser = get_file_browser();

            if ($fileinfo = $browser->get_file_info($context, $component, $filearea, $itemid, $filepath, $filename)) {
                $pathnodes = array();
                $level = $fileinfo;
                $params = $fileinfo->get_params();
                while ($level && $params['component'] == 'user' && $params['filearea'] == 'private') {
                    $encodedpath = base64_encode(json_encode($level->get_params()));
                    $pathnodes[] = array('name'=>$level->get_visible_name(), 'path'=>$encodedpath);
                    $level = $level->get_parent();
                    $params = $level->get_params();
                }
                $ret['path'] = array_reverse($pathnodes);

                // build file tree
                $children = $fileinfo->get_children();
                foreach ($children as $child) {
                    if ($child->is_directory()) {
                        $encodedpath = base64_encode(json_encode($child->get_params()));
                        $node = array(
                            'title' => $child->get_visible_name(),
                            'datemodified' => $child->get_timemodified(),
                            'datecreated' => $child->get_timecreated(),
                            'path' => $encodedpath,
                            'children'=>array(),
< 'thumbnail' => $OUTPUT->image_url(file_folder_icon(90))->out(false)
> 'thumbnail' => $OUTPUT->image_url(file_folder_icon())->out(false)
); $list[] = $node; } else { $encodedpath = base64_encode(json_encode($child->get_params())); $node = array( 'title' => $child->get_visible_name(), 'size' => $child->get_filesize(), 'datemodified' => $child->get_timemodified(), 'datecreated' => $child->get_timecreated(), 'author' => $child->get_author(), 'license' => $child->get_license(), 'isref' => $child->is_external_file(), 'source'=> $encodedpath,
< 'icon' => $OUTPUT->image_url(file_file_icon($child, 24))->out(false), < 'thumbnail' => $OUTPUT->image_url(file_file_icon($child, 90))->out(false)
> 'icon' => $OUTPUT->image_url(file_file_icon($child))->out(false), > 'thumbnail' => $OUTPUT->image_url(file_file_icon($child))->out(false)
); if ($child->get_status() == 666) { $node['originalmissing'] = true; } if ($imageinfo = $child->get_imageinfo()) { $fileurl = new moodle_url($child->get_url()); $node['realthumbnail'] = $fileurl->out(false, array('preview' => 'thumb', 'oid' => $child->get_timemodified())); $node['realicon'] = $fileurl->out(false, array('preview' => 'tinyicon', 'oid' => $child->get_timemodified())); $node['image_width'] = $imageinfo['width']; $node['image_height'] = $imageinfo['height']; } $list[] = $node; } } } } catch (Exception $e) { throw new repository_exception('emptyfilelist', 'repository_user'); } $ret['list'] = $list; $ret['list'] = array_filter($list, array($this, 'filter')); return $ret; } /** * Does this repository used to browse moodle files? * * @return boolean */ public function has_moodle_files() { return true; } /** * User cannot use the external link to dropbox * * @return int */ public function supported_returntypes() { return FILE_INTERNAL | FILE_REFERENCE; } /** * Is this repository accessing private data? * * @return bool */ public function contains_private_data() { return false; } }