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405 lines
17 KiB
405 lines
17 KiB
2 years ago
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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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//
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/**
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* This file is used to browse repositories in non-javascript mode
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*
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* @since Moodle 2.0
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* @package core
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* @subpackage repository
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* @copyright 2009 Dongsheng Cai <dongsheng@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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require_once('../config.php');
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require_once($CFG->libdir.'/filelib.php');
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require_once('lib.php');
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/// Wait as long as it takes for this script to finish
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core_php_time_limit::raise();
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require_sesskey();
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require_login();
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// disable blocks in this page
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$PAGE->set_pagelayout('embedded');
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// general parameters
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$action = optional_param('action', '', PARAM_ALPHA);
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$client_id = optional_param('client_id', '', PARAM_RAW); // client ID
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$itemid = optional_param('itemid', '', PARAM_INT);
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// parameters for repository
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$callback = optional_param('callback', '', PARAM_CLEANHTML);
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$contextid = optional_param('ctx_id', SYSCONTEXTID, PARAM_INT); // context ID
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$courseid = optional_param('course', SITEID, PARAM_INT); // course ID
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$env = optional_param('env', 'filepicker', PARAM_ALPHA); // opened in file picker, file manager or html editor
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$filename = optional_param('filename', '', PARAM_FILE);
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$fileurl = optional_param('fileurl', '', PARAM_RAW);
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$thumbnail = optional_param('thumbnail', '', PARAM_RAW);
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$targetpath = optional_param('targetpath', '', PARAM_PATH);
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$repo_id = optional_param('repo_id', 0, PARAM_INT); // repository ID
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$req_path = optional_param('p', '', PARAM_RAW); // the path in repository
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$curr_page = optional_param('page', '', PARAM_RAW); // What page in repository?
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$search_text = optional_param('s', '', PARAM_CLEANHTML);
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$maxfiles = optional_param('maxfiles', -1, PARAM_INT); // maxfiles
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$maxbytes = optional_param('maxbytes', 0, PARAM_INT); // maxbytes
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$subdirs = optional_param('subdirs', 0, PARAM_INT); // maxbytes
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$areamaxbytes = optional_param('areamaxbytes', FILE_AREA_MAX_BYTES_UNLIMITED, PARAM_INT); // Area maxbytes.
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$accepted_types = optional_param_array('accepted_types', '*', PARAM_RAW);
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// the path to save files
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$savepath = optional_param('savepath', '/', PARAM_PATH);
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// path in draft area
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$draftpath = optional_param('draftpath', '/', PARAM_PATH);
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// user context
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$user_context = context_user::instance($USER->id);
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$PAGE->set_context($user_context);
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if (!$course = $DB->get_record('course', array('id'=>$courseid))) {
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print_error('invalidcourseid');
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}
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$PAGE->set_course($course);
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if ($repo_id) {
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// Get repository instance information
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$repooptions = array(
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'ajax' => false,
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'mimetypes' => $accepted_types
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);
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$repo = repository::get_repository_by_id($repo_id, $contextid, $repooptions);
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// Check permissions
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$repo->check_capability();
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}
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$context = context::instance_by_id($contextid);
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// Make sure maxbytes passed is within site filesize limits.
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$maxbytes = get_user_max_upload_file_size($context, $CFG->maxbytes, $course->maxbytes, $maxbytes);
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$params = array('ctx_id' => $contextid, 'itemid' => $itemid, 'env' => $env, 'course'=>$courseid, 'maxbytes'=>$maxbytes, 'areamaxbytes'=>$areamaxbytes, 'maxfiles'=>$maxfiles, 'subdirs'=>$subdirs, 'sesskey'=>sesskey());
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$params['action'] = 'browse';
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$params['draftpath'] = $draftpath;
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$home_url = new moodle_url('/repository/draftfiles_manager.php', $params);
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$params['savepath'] = $savepath;
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$params['repo_id'] = $repo_id;
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$url = new moodle_url("/repository/filepicker.php", $params);
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$PAGE->set_url('/repository/filepicker.php', $params);
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switch ($action) {
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case 'upload':
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// The uploaded file has been processed in plugin construct function
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// redirect to default page
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try {
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$repo->upload('', $maxbytes);
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redirect($home_url, get_string('uploadsucc','repository'));
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} catch (moodle_exception $e) {
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// inject target URL
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$e->link = $PAGE->url->out();
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echo $OUTPUT->header(); // hack: we need the embedded header here, standard error printing would not use it
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throw $e;
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}
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break;
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case 'search':
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echo '<div><a href="' . $home_url->out() . '">'.get_string('back', 'repository')."</a></div>";
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try {
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$search_result = $repo->search($search_text);
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$search_result['issearchresult'] = true;
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$search_result['repo_id'] = $repo_id;
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// TODO: need a better solution
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$purl = new moodle_url($url, array('search_paging' => 1, 'action' => 'search', 'repo_id' => $repo_id));
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$pagingbar = new paging_bar($search_result['total'], $search_result['page'] - 1, $search_result['perpage'], $purl, 'p');
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echo $OUTPUT->render($pagingbar);
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echo '<table>';
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foreach ($search_result['list'] as $item) {
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echo '<tr>';
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echo '<td>';
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$style = '';
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if (isset($item['thumbnail_height'])) {
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$style .= 'max-height:'.$item['thumbnail_height'].'px;';
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}
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if (isset($item['thumbnail_width'])) {
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$style .= 'max-width:'.$item['thumbnail_width'].'px;';
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}
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echo html_writer::empty_tag('img', array('src' => $item['thumbnail'], 'alt' => '', 'style' => $style));
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echo '</td><td>';
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if (!empty($item['url'])) {
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echo html_writer::link($item['url'], s($item['title']), array('target'=>'_blank'));
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} else {
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echo s($item['title']);
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}
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echo '</td>';
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echo '<td>';
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echo '<form method="post">';
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echo '<input type="hidden" name="fileurl" value="'.s($item['source']).'"/>';
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echo '<input type="hidden" name="action" value="confirm"/>';
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echo '<input type="hidden" name="filename" value="'.s($item['title']).'"/>';
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echo '<input type="hidden" name="thumbnail" value="'.s($item['thumbnail']).'"/>';
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echo '<input type="submit" value="'.s(get_string('select','repository')).'" />';
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echo '</form>';
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echo '</td>';
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echo '</tr>';
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}
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echo '</table>';
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} catch (repository_exception $e) {
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}
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break;
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case 'list':
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case 'sign':
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echo $OUTPUT->header();
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echo $OUTPUT->container_start();
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echo html_writer::link($url, get_string('back', 'repository'));
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echo $OUTPUT->container_end();
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if ($repo->check_login()) {
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$list = $repo->get_listing($req_path, $curr_page);
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$dynload = !empty($list['dynload'])?true:false;
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if (!empty($list['upload'])) {
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echo '<form action="'.$url->out().'" method="post" enctype="multipart/form-data" style="display:inline">';
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echo '<label>'.$list['upload']['label'].': </label>';
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echo '<input type="file" name="repo_upload_file" /><br />';
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echo '<input type="hidden" name="action" value="upload" /><br />';
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echo '<input type="hidden" name="draftpath" value="'.s($draftpath).'" /><br />';
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echo '<input type="hidden" name="savepath" value="'.s($savepath).'" /><br />';
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echo '<input type="hidden" name="repo_id" value="'.s($repo_id).'" /><br />';
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echo '<input type="submit" value="'.s(get_string('upload', 'repository')).'" />';
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echo '</form>';
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} else {
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if (!empty($list['path'])) {
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foreach ($list['path'] as $p) {
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//echo '<form method="post" style="display:inline">';
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//echo '<input type="hidden" name="p" value="'.s($p['path']).'"';
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//echo '<input type="hidden" name="action" value="list"';
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//echo '<input type="hidden" name="draftpath" value="'.s($draftpath).'" /><br />';
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//echo '<input type="hidden" name="savepath" value="'.s($savepath).'" /><br />';
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//echo '<input style="display:inline" type="submit" value="'.s($p['name']).'" />';
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//echo '</form>';
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$pathurl = new moodle_url($url, array(
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'p'=>$p['path'],
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'action'=>'list',
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'draftpath'=>$draftpath,
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'savepath'=>$savepath
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));
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echo '<strong>' . html_writer::link($pathurl, s($p['name'])) . '</strong>';
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echo '<span> / </span>';
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}
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}
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if (!empty($list['page'])) {
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// TODO MDL-28482: need a better solution
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// paging_bar is not a good option because it starts page numbering from 0 and
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// repositories number pages starting from 1.
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$pagingurl = new moodle_url("/repository/filepicker.php?action=list&itemid=$itemid&ctx_id=$contextid&repo_id=$repo_id&course=$courseid&sesskey=". sesskey());
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if (!isset($list['perpage']) && !isset($list['total'])) {
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$list['perpage'] = 10; // instead of setting perpage&total we use number of pages, the result is the same
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}
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if (empty($list['total'])) {
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if ($list['pages'] == -1) {
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$total = ($list['page'] + 2) * $list['perpage'];
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} else {
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$total = $list['pages'] * $list['perpage'];
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}
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} else {
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$total = $list['total'];
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}
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echo $OUTPUT->paging_bar($total, $list['page'], $list['perpage'], $pagingurl);
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}
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echo '<table>';
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foreach ($list['list'] as $item) {
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echo '<tr>';
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echo '<td>';
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$style = '';
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if (isset($item['thumbnail_height'])) {
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$style .= 'max-height:'.$item['thumbnail_height'].'px;';
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}
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if (isset($item['thumbnail_width'])) {
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$style .= 'max-width:'.$item['thumbnail_width'].'px;';
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}
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echo html_writer::empty_tag('img', array('src' => $item['thumbnail'], 'style' => $style));
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echo '</td><td>';
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if (!empty($item['url'])) {
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echo html_writer::link($item['url'], s($item['title']), array('target'=>'_blank'));
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} else {
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echo s($item['title']);
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}
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echo '</td>';
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echo '<td>';
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if (!isset($item['children'])) {
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echo '<form method="post">';
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echo '<input type="hidden" name="fileurl" value="'.s($item['source']).'"/>';
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echo '<input type="hidden" name="action" value="confirm"/>';
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echo '<input type="hidden" name="draftpath" value="'.s($draftpath).'" /><br />';
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echo '<input type="hidden" name="savepath" value="'.s($savepath).'" /><br />';
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echo '<input type="hidden" name="filename" value="'.s($item['title']).'"/>';
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echo '<input type="hidden" name="thumbnail" value="'.s($item['thumbnail']).'"/>';
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echo '<input type="submit" value="'.s(get_string('select','repository')).'" />';
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echo '</form>';
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} else {
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echo '<form method="post">';
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echo '<input type="hidden" name="p" value="'.s($item['path']).'"/>';
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echo '<input type="submit" value="'.s(get_string('enter', 'repository')).'" />';
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echo '</form>';
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}
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echo '</td>';
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echo '</tr>';
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}
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echo '</table>';
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}
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} else {
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echo '<form method="post">';
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echo '<input type="hidden" name="action" value="sign" />';
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echo '<input type="hidden" name="repo_id" value="'.s($repo_id).'" />';
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$repo->print_login();
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echo '</form>';
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}
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echo $OUTPUT->footer();
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break;
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case 'download':
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// Check that user has permission to access this file
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if (!$repo->file_is_accessible($fileurl)) {
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print_error('storedfilecannotread');
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}
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$record = new stdClass();
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$reference = $repo->get_file_reference($fileurl);
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$sourcefield = $repo->get_file_source_info($fileurl);
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$record->source = repository::build_source_field($sourcefield);
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// If file is already a reference, set $fileurl = file source, $repo = file repository
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// note that in this case user may not have permission to access the source file directly
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// so no file_browser/file_info can be used below
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if ($repo->has_moodle_files()) {
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$file = repository::get_moodle_file($reference);
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if ($file && $file->is_external_file()) {
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$sourcefield = $file->get_source(); // remember the original source
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$record->source = $repo::build_source_field($sourcefield);
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$reference = $file->get_reference();
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$repo_id = $file->get_repository_id();
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$repo = repository::get_repository_by_id($repo_id, $contextid, $repooptions);
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}
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}
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$record->filepath = $savepath;
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$record->filename = $filename;
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$record->component = 'user';
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$record->filearea = 'draft';
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$record->itemid = $itemid;
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$record->license = '';
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$record->author = '';
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$now = time();
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$record->timecreated = $now;
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$record->timemodified = $now;
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$record->userid = $USER->id;
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$record->contextid = $user_context->id;
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$record->sortorder = 0;
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if ($repo->has_moodle_files()) {
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$fileinfo = $repo->copy_to_area($reference, $record, $maxbytes, $areamaxbytes);
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redirect($home_url, get_string('downloadsucc', 'repository'));
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} else {
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$thefile = $repo->get_file($reference, $filename);
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if (!empty($thefile['path'])) {
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$filesize = filesize($thefile['path']);
|
||
|
|
if ($maxbytes != -1 && $filesize>$maxbytes) {
|
||
|
|
unlink($thefile['path']);
|
||
|
|
print_error('maxbytes');
|
||
|
|
}
|
||
|
|
// Ensure the file will not make the area exceed its size limit.
|
||
|
|
if (file_is_draft_area_limit_reached($record->itemid, $areamaxbytes, $filesize)) {
|
||
|
|
unlink($thefile['path']);
|
||
|
|
print_error('maxareabytes');
|
||
|
|
}
|
||
|
|
try {
|
||
|
|
$info = repository::move_to_filepool($thefile['path'], $record);
|
||
|
|
redirect($home_url, get_string('downloadsucc', 'repository'));
|
||
|
|
} catch (moodle_exception $e) {
|
||
|
|
// inject target URL
|
||
|
|
$e->link = $PAGE->url->out();
|
||
|
|
echo $OUTPUT->header(); // hack: we need the embedded header here, standard error printing would not use it
|
||
|
|
throw $e;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
print_error('cannotdownload', 'repository');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'confirm':
|
||
|
|
echo $OUTPUT->header();
|
||
|
|
echo '<div><a href="'.s($PAGE->url->out(false)).'">'.get_string('back', 'repository').'</a></div>';
|
||
|
|
echo '<img src="'.$thumbnail.'" />';
|
||
|
|
echo '<form method="post">';
|
||
|
|
echo '<table>';
|
||
|
|
echo ' <tr>';
|
||
|
|
echo ' <td>'. html_writer::label(get_string('filename', 'repository'), 'filename'). '</td>';
|
||
|
|
echo ' <td><input type="text" id="filename" name="filename" value="'.s($filename).'" /></td>';
|
||
|
|
echo ' <td><input type="hidden" name="fileurl" value="'.s($fileurl).'" /></td>';
|
||
|
|
echo ' <td><input type="hidden" name="action" value="download" /></td>';
|
||
|
|
echo ' <td><input type="hidden" name="itemid" value="'.s($itemid).'" /></td>';
|
||
|
|
echo ' </tr>';
|
||
|
|
echo '</table>';
|
||
|
|
echo '<div>';
|
||
|
|
// the save path
|
||
|
|
echo ' <input name="draftpath" type="hidden" value="'.s($draftpath).'" />';
|
||
|
|
echo ' <input name="savepath" type="hidden" value="'.s($savepath).'" />';
|
||
|
|
echo ' <input type="submit" value="'.s(get_string('download', 'repository')).'" />';
|
||
|
|
echo '</div>';
|
||
|
|
echo '</form>';
|
||
|
|
echo $OUTPUT->footer();
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
case 'plugins':
|
||
|
|
$params = array();
|
||
|
|
$params['context'] = array($user_context, context_system::instance());
|
||
|
|
$params['currentcontext'] = $PAGE->context;
|
||
|
|
$params['return_types'] = FILE_INTERNAL;
|
||
|
|
|
||
|
|
$repos = repository::get_instances($params);
|
||
|
|
echo $OUTPUT->header();
|
||
|
|
echo html_writer::link($home_url->out(false), get_string('backtodraftfiles', 'repository'));
|
||
|
|
echo '<div>';
|
||
|
|
echo '<ul>';
|
||
|
|
foreach($repos as $repo) {
|
||
|
|
$info = $repo->get_meta();
|
||
|
|
|
||
|
|
$aurl = clone($url);
|
||
|
|
$aurl->params(array('savepath'=>$savepath, 'action' => 'list', 'repo_id' => $info->id, 'draftpath'=>$draftpath));
|
||
|
|
|
||
|
|
echo '<li>';
|
||
|
|
echo html_writer::empty_tag('img', array('src'=>$info->icon, 'alt'=>$info->name, 'class'=>'icon icon-pre'));
|
||
|
|
echo html_writer::link($aurl, s($info->name));
|
||
|
|
echo '</li>';
|
||
|
|
}
|
||
|
|
echo '</ul>';
|
||
|
|
echo '</div>';
|
||
|
|
echo $OUTPUT->footer();
|
||
|
|
break;
|
||
|
|
}
|