/repository/draftfiles_ajax.php
PHP | 288 lines | 213 code | 39 blank | 36 comment | 22 complexity | 843f60ac1c24f4c00e1421a126bed5e3 MD5 | raw file
Possible License(s): MIT, AGPL-3.0, MPL-2.0-no-copyleft-exception, LGPL-3.0, GPL-3.0, Apache-2.0, LGPL-2.1, BSD-3-Clause
- <?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/>.
- /**
- * Draft file ajax file manager
- *
- * @package core
- * @subpackage repository
- * @copyright 2010 Dongsheng Cai <dongsheng@moodle.com>
- * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
- define('AJAX_SCRIPT', true);
- require('../config.php');
- require_once($CFG->libdir.'/filelib.php');
- require_once($CFG->libdir.'/adminlib.php');
- require_once($CFG->dirroot.'/repository/lib.php');
- $PAGE->set_context(context_system::instance());
- require_login();
- if (isguestuser()) {
- print_error('noguest');
- }
- require_sesskey();
- $action = required_param('action', PARAM_ALPHA);
- $draftid = required_param('itemid', PARAM_INT);
- $filepath = optional_param('filepath', '/', PARAM_PATH);
- $usercontext = context_user::instance($USER->id);
- echo $OUTPUT->header(); // send headers
- //
- //NOTE TO ALL DEVELOPERS: this script must deal only with draft area of current user, it has to use only file_storage and no file_browser!!
- //
- switch ($action) {
- case 'dir':
- $data = new stdClass();
- file_get_drafarea_folders($draftid, $filepath, $data);
- echo json_encode($data);
- die;
- case 'list':
- $filepath = optional_param('filepath', '/', PARAM_PATH);
- $data = repository::prepare_listing(file_get_drafarea_files($draftid, $filepath));
- $info = file_get_draft_area_info($draftid);
- $data->filecount = $info['filecount'];
- $data->filesize = $info['filesize'];
- $data->tree = new stdClass();
- file_get_drafarea_folders($draftid, '/', $data->tree);
- echo json_encode($data);
- die;
- case 'mkdir':
- $filepath = required_param('filepath', PARAM_PATH);
- $newdirname = required_param('newdirname', PARAM_FILE);
- $fs = get_file_storage();
- $fs->create_directory($usercontext->id, 'user', 'draft', $draftid, file_correct_filepath(file_correct_filepath($filepath).$newdirname));
- $return = new stdClass();
- $return->filepath = $filepath;
- echo json_encode($return);
- die;
- case 'delete':
- $filename = required_param('filename', PARAM_FILE);
- $filepath = required_param('filepath', PARAM_PATH);
- $selectedfile = (object)[
- 'filename' => $filename,
- 'filepath' => $filepath
- ];
- $return = repository_delete_selected_files($usercontext, 'user', 'draft', $draftid, [$selectedfile]);
- if ($return) {
- $response = new stdClass();
- $response->filepath = array_keys($return)[0];
- echo json_encode($response);
- die;
- }
- echo json_encode(false);
- die;
- case 'deleteselected':
- $selected = required_param('selected', PARAM_RAW);
- $return = [];
- $selectedfiles = json_decode($selected);
- $return = repository_delete_selected_files($usercontext, 'user', 'draft', $draftid, $selectedfiles);
- echo (json_encode($return ? array_keys($return) : false));
- die;
- case 'setmainfile':
- $filename = required_param('filename', PARAM_FILE);
- $filepath = required_param('filepath', PARAM_PATH);
- $filepath = file_correct_filepath($filepath);
- // reset sort order
- file_reset_sortorder($usercontext->id, 'user', 'draft', $draftid);
- // set main file
- $return = file_set_sortorder($usercontext->id, 'user', 'draft', $draftid, $filepath, $filename, 1);
- echo json_encode($return);
- die;
- case 'updatefile':
- // Allows to Rename file, move it to another directory, change it's license and author information in one request
- $filename = required_param('filename', PARAM_FILE);
- $filepath = required_param('filepath', PARAM_PATH);
- $updatedata = array();
- $updatedata['filename'] = optional_param('newfilename', $filename, PARAM_FILE);
- $updatedata['filepath'] = $newfilepath = optional_param('newfilepath', $filepath, PARAM_PATH);
- if (($v = optional_param('newlicense', false, PARAM_TEXT)) !== false) {
- $updatedata['license'] = $v;
- }
- if (($v = optional_param('newauthor', false, PARAM_TEXT)) !== false) {
- $updatedata['author'] = $v;
- }
- try {
- repository::update_draftfile($draftid, $filepath, $filename, $updatedata);
- } catch (moodle_exception $e) {
- die(json_encode((object)array('error' => $e->getMessage())));
- }
- die(json_encode((object)array('filepath' => $newfilepath)));
- case 'updatedir':
- $filepath = required_param('filepath', PARAM_PATH);
- $newdirname = required_param('newdirname', PARAM_FILE);
- $parent = required_param('newfilepath', PARAM_PATH);
- $newfilepath = clean_param($parent . '/' . $newdirname . '/', PARAM_PATH);
- try {
- repository::update_draftfile($draftid, $filepath, '.', array('filepath' => $newfilepath));
- } catch (moodle_exception $e) {
- die(json_encode((object)array('error' => $e->getMessage())));
- }
- die(json_encode((object)array('filepath' => $parent)));
- case 'zip':
- $filepath = required_param('filepath', PARAM_PATH);
- $zipper = get_file_packer('application/zip');
- $fs = get_file_storage();
- $file = $fs->get_file($usercontext->id, 'user', 'draft', $draftid, $filepath, '.');
- $parent_path = $file->get_parent_directory()->get_filepath();
- $filepath = explode('/', trim($file->get_filepath(), '/'));
- $filepath = array_pop($filepath);
- $zipfile = repository::get_unused_filename($draftid, $parent_path, $filepath . '.zip');
- if ($newfile = $zipper->archive_to_storage([$filepath => $file], $usercontext->id, 'user', 'draft', $draftid, $parent_path, $zipfile, $USER->id)) {
- $return = new stdClass();
- $return->filepath = $parent_path;
- echo json_encode($return);
- } else {
- echo json_encode(false);
- }
- die;
- case 'downloadselected':
- $selected = required_param('selected', PARAM_RAW);
- $selectedfiles = json_decode($selected);
- $return = repository_download_selected_files($usercontext, 'user', 'draft', $draftid, $selectedfiles);
- echo (json_encode($return));
- die;
- case 'downloaddir':
- $filepath = required_param('filepath', PARAM_PATH);
- $selectedfile = (object)[
- 'filename' => '',
- 'filepath' => $filepath
- ];
- $return = repository_download_selected_files($usercontext, 'user', 'draft', $draftid, [$selectedfile]);
- echo json_encode($return);
- die;
- case 'unzip':
- $filename = required_param('filename', PARAM_FILE);
- $filepath = required_param('filepath', PARAM_PATH);
- $zipper = get_file_packer('application/zip');
- $fs = get_file_storage();
- $file = $fs->get_file($usercontext->id, 'user', 'draft', $draftid, $filepath, $filename);
- // Find unused name for directory to extract the archive.
- $temppath = $fs->get_unused_dirname($usercontext->id, 'user', 'draft', $draftid, $filepath. pathinfo($filename, PATHINFO_FILENAME). '/');
- $donotremovedirs = array();
- $doremovedirs = array($temppath);
- // Extract archive and move all files from $temppath to $filepath
- if ($file->extract_to_storage($zipper, $usercontext->id, 'user', 'draft', $draftid, $temppath, $USER->id) !== false) {
- $extractedfiles = $fs->get_directory_files($usercontext->id, 'user', 'draft', $draftid, $temppath, true);
- $xtemppath = preg_quote($temppath, '|');
- foreach ($extractedfiles as $file) {
- $realpath = preg_replace('|^'.$xtemppath.'|', $filepath, $file->get_filepath());
- if (!$file->is_directory()) {
- // Set the source to the extracted file to indicate that it came from archive.
- $file->set_source(serialize((object)array('source' => $filepath)));
- }
- if (!$fs->file_exists($usercontext->id, 'user', 'draft', $draftid, $realpath, $file->get_filename())) {
- // File or directory did not exist, just move it.
- $file->rename($realpath, $file->get_filename());
- } else if (!$file->is_directory()) {
- // File already existed, overwrite it
- repository::overwrite_existing_draftfile($draftid, $realpath, $file->get_filename(), $file->get_filepath(), $file->get_filename());
- } else {
- // Directory already existed, remove temporary dir but make sure we don't remove the existing dir
- $doremovedirs[] = $file->get_filepath();
- $donotremovedirs[] = $realpath;
- }
- }
- $return = new stdClass();
- $return->filepath = $filepath;
- } else {
- $return = false;
- }
- // Remove remaining temporary directories.
- foreach (array_diff($doremovedirs, $donotremovedirs) as $filepath) {
- if ($file = $fs->get_file($usercontext->id, 'user', 'draft', $draftid, $filepath, '.')) {
- $file->delete();
- }
- }
- die(json_encode($return));
- case 'getoriginal':
- $filename = required_param('filename', PARAM_FILE);
- $filepath = required_param('filepath', PARAM_PATH);
- $fs = get_file_storage();
- $file = $fs->get_file($usercontext->id, 'user', 'draft', $draftid, $filepath, $filename);
- if (!$file) {
- echo json_encode(false);
- } else {
- $return = array('filename' => $filename, 'filepath' => $filepath, 'original' => $file->get_reference_details());
- echo json_encode((object)$return);
- }
- die;
- case 'getreferences':
- $filename = required_param('filename', PARAM_FILE);
- $filepath = required_param('filepath', PARAM_PATH);
- $fs = get_file_storage();
- $file = $fs->get_file($usercontext->id, 'user', 'draft', $draftid, $filepath, $filename);
- if (!$file) {
- echo json_encode(false);
- } else {
- $source = unserialize($file->get_source());
- $return = array('filename' => $filename, 'filepath' => $filepath, 'references' => array());
- $browser = get_file_browser();
- if (isset($source->original)) {
- $reffiles = $fs->search_references($source->original);
- foreach ($reffiles as $reffile) {
- $refcontext = context::instance_by_id($reffile->get_contextid());
- $fileinfo = $browser->get_file_info($refcontext, $reffile->get_component(), $reffile->get_filearea(), $reffile->get_itemid(), $reffile->get_filepath(), $reffile->get_filename());
- if (empty($fileinfo)) {
- $return['references'][] = get_string('undisclosedreference', 'repository');
- } else {
- $return['references'][] = $fileinfo->get_readable_fullname();
- }
- }
- }
- echo json_encode((object)$return);
- }
- die;
- default:
- // no/unknown action?
- echo json_encode(false);
- die;
- }