mirror of
https://github.com/moodle/moodle.git
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337 lines
12 KiB
PHP
337 lines
12 KiB
PHP
<?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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* Temporary file manager for all moodle files. To be replaced by something much better.
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*
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* @package moodlecore
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* @subpackage file
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* @copyright 1999 onwards Martin Dougiamas (http://dougiamas.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('../config.php');
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require_once($CFG->libdir.'/filelib.php');
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require_once($CFG->libdir.'/adminlib.php');
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$courseid = optional_param('id', 0, PARAM_INT);
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$contextid = optional_param('contextid', SYSCONTEXTID, PARAM_INT);
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$filearea = optional_param('filearea', '', PARAM_ALPHAEXT);
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$itemid = optional_param('itemid', -1, PARAM_INT);
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$filepath = optional_param('filepath', '', PARAM_PATH);
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$filename = optional_param('filename', '', PARAM_FILE);
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$newdirname = optional_param('newdirname', '', PARAM_FILE);
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$delete = optional_param('delete', 0, PARAM_BOOL);
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if ($courseid) {
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if (!$course = $DB->get_record('course', array('id'=>$courseid))) {
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print_error('invalidcourseid');
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}
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if (!$context = get_context_instance(CONTEXT_COURSE, $course->id)) {
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print_error('invalidcontext');
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}
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redirect('index.php?contextid='.$context->id.'&itemid=0&filearea=course_content');
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}
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if (!$context = get_context_instance_by_id($contextid)) {
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print_error('invalidcontext');
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}
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require_login();
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require_capability('moodle/course:managefiles', $context);
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if ($filearea === '') {
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$filearea = null;
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}
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if ($itemid < 0) {
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$itemid = null;
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}
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if ($filepath === '') {
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$filepath = null;
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}
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if ($filename === '') {
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$filename = null;
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}
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$error = '';
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$browser = get_file_browser();
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$file_info = $browser->get_file_info($context, $filearea, $itemid, $filepath, $filename);
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/// process actions
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if ($file_info and $file_info->is_directory() and $file_info->is_writable() and $newdirname !== '' and data_submitted() and confirm_sesskey()) {
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if ($newdir_info = $file_info->create_directory($newdirname, $USER->id)) {
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$params = $newdir_info->get_params_rawencoded();
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$params = implode('&', $params);
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redirect("index.php?$params");
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} else {
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$error = "Could not create new dir"; // TODO: localise
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}
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}
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if ($file_info and $file_info->is_directory() and $file_info->is_writable() and isset($_FILES['newfile']) and data_submitted() and confirm_sesskey()) {
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$file = $_FILES['newfile'];
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$newfilename = clean_param($file['name'], PARAM_FILE);
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if (is_uploaded_file($_FILES['newfile']['tmp_name'])) {
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try {
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if ($newfile = $file_info->create_file_from_pathname($newfilename, $_FILES['newfile']['tmp_name'], $USER->id)) {
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$params = $file_info->get_params_rawencoded();
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$params = implode('&', $params);
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redirect("index.php?$params");
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} else {
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$error = "Could not create upload file"; // TODO: localise
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}
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} catch (file_exception $e) {
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$error = "Exception: Could not create upload file"; // TODO: localise
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}
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}
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}
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if ($file_info and $delete) {
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if (!data_submitted() or !confirm_sesskey()) {
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print_header();
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notify(get_string('deletecheckwarning').': '.$file_info->get_visible_name());
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$parent_info = $file_info->get_parent();
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$optionsno = $parent_info->get_params();
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$optionsyes = $file_info->get_params();
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$optionsyes['delete'] = 1;
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$optionsyes['sesskey'] = sesskey();
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notice_yesno (get_string('deletecheckfiles'), 'index.php', 'index.php', $optionsyes, $optionsno, 'post', 'get');
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print_footer();
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die;
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}
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if ($parent_info = $file_info->get_parent() and $parent_info->is_writable()) {
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if (!$file_info->delete()) {
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$error = "Could not delete file!"; // TODO: localise
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}
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$params = $parent_info->get_params_rawencoded();
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$params = implode('&', $params);
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redirect("index.php?$params", $error);
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}
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}
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/// print dir listing
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html_header($context, $file_info);
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if ($error !== '') {
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notify($error);
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}
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displaydir($file_info);
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if ($file_info and $file_info->is_directory() and $file_info->is_writable()) {
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echo '<br />';
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echo '<form action="index.php" method="post"><div>';
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echo '<input type="hidden" name="contextid" value="'.$contextid.'" />';
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echo '<input type="hidden" name="filearea" value="'.$filearea.'" />';
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echo '<input type="hidden" name="itemid" value="'.$itemid.'" />';
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echo '<input type="hidden" name="filepath" value="'.s($filepath).'" />';
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echo '<input type="hidden" name="filename" value="'.s($filename).'" />';
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echo '<input type="hidden" name="sesskey" value="'.sesskey().'" />';
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echo '<input type="text" name="newdirname" value="" />';
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echo '<input type="submit" value="'.get_string('makeafolder').'" />';
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echo '</div></form>';
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echo '<br />';
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echo '<form enctype="multipart/form-data" method="post" action="index.php"><div>';
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echo '<input type="hidden" name="contextid" value="'.$contextid.'" />';
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echo '<input type="hidden" name="filearea" value="'.$filearea.'" />';
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echo '<input type="hidden" name="itemid" value="'.$itemid.'" />';
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echo '<input type="hidden" name="filepath" value="'.s($filepath).'" />';
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echo '<input type="hidden" name="filename" value="'.s($filename).'" />';
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echo '<input type="hidden" name="sesskey" value="'.sesskey().'" />';
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echo '<input name="newfile" type="file" />';
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echo '<input type="submit" value="'.get_string('uploadafile').'" />';
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echo '</div></form>';
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}
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html_footer();
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/// UI functions /////////////////////////
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function html_footer() {
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echo '</td></tr></table>';
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print_footer();
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}
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function html_header($context, $file_info){
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global $CFG, $SITE;
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$navlinks = array();
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$strfiles = get_string("files");
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$navlinks[] = array('name' => $strfiles, 'link' => null, 'type' => 'misc');
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$navigation = build_navigation($navlinks);
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print_header("$SITE->shortname: $strfiles", '', $navigation);
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echo "<table border=\"0\" style=\"margin-left:auto;margin-right:auto\" cellspacing=\"3\" cellpadding=\"3\" width=\"740\">";
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echo "<tr>";
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echo "<td colspan=\"2\">";
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}
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/// FILE FUNCTIONS ///////////////////////////////////////////////////////////
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function print_cell($alignment='center', $text=' ', $class='') {
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if ($class) {
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$class = ' class="'.$class.'"';
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}
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echo '<td align="'.$alignment.'" style="white-space:nowrap "'.$class.'>'.$text.'</td>';
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}
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function displaydir($file_info) {
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global $CFG, $OUTPUT;
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$children = $file_info->get_children();
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$parent_info = $file_info->get_parent();
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$strname = get_string('name');
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$strsize = get_string('size');
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$strmodified = get_string('modified');
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$strfolder = get_string('folder');
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$strfile = get_string('file');
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$strdownload = get_string('download');
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$strdelete = get_string('delete');
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$straction = get_string('action');
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$path = array();
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$params = $file_info->get_params_rawencoded();
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$params = implode('&', $params);
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$path[] = $file_info->get_visible_name();
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$level = $parent_info;
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while ($level) {
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$params = $level->get_params_rawencoded();
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$params = implode('&', $params);
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$path[] = '<a href="index.php?'.$params.'">'.$level->get_visible_name().'</a>';
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$level = $level->get_parent();
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}
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$path = array_reverse($path);
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$path = implode (' / ', $path);
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echo $path. ' /';
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echo "<div>";
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echo "<hr/>";
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echo "<table border=\"0\" cellspacing=\"2\" cellpadding=\"2\" width=\"740\" class=\"files\">";
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echo "<tr>";
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echo "<th class=\"header\" scope=\"col\"></th>";
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echo "<th class=\"header name\" scope=\"col\">$strname</th>";
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echo "<th class=\"header size\" scope=\"col\">$strsize</th>";
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echo "<th class=\"header date\" scope=\"col\">$strmodified</th>";
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echo "<th class=\"header commands\" scope=\"col\">$straction</th>";
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echo "</tr>\n";
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$parentwritable = $file_info->is_writable();
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if ($parent_info) {
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$params = $parent_info->get_params_rawencoded();
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$params = implode('&', $params);
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echo "<tr class=\"folder\">";
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print_cell();
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print_cell('left', '<a href="index.php?'.$params.'"><img src="'.$OUTPUT->old_icon_url('f/parent') . '" class="icon" alt="" /> '.get_string('parentfolder').'</a>', 'name');
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print_cell();
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print_cell();
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print_cell();
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echo "</tr>";
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}
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if ($children) {
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foreach ($children as $child_info) {
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$filename = $child_info->get_visible_name();
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$filesize = $child_info->get_filesize();
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$filesize = $filesize ? display_size($filesize) : '';
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$filedate = $child_info->get_timemodified();
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$filedate = $filedate ? userdate($filedate) : '';
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$mimetype = $child_info->get_mimetype();
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$params = $child_info->get_params_rawencoded();
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$params = implode('&', $params);
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if ($child_info->is_directory()) {
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echo "<tr class=\"folder\">";
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print_cell();
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print_cell("left", "<a href=\"index.php?$params\"><img src=\"" . $OUTPUT->old_icon_url('f/folder') . "\" class=\"icon\" alt=\"$strfolder\" /> ".s($filename)."</a>", 'name');
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print_cell("right", $filesize, 'size');
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print_cell("right", $filedate, 'date');
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if ($parentwritable) {
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print_cell("right", "<a href=\"index.php?$params&sesskey=".sesskey()."&delete=1\"><img src=\"" . $OUTPUT->old_icon_url('t/delete') . "\" class=\"iconsmall\" alt=\"$strdelete\" /></a>", 'command');
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} else {
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print_cell();
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}
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echo "</tr>";
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} else {
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$icon = str_replace(array('.gif', '.png'), '', mimeinfo_from_type("icon", $mimetype));
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if ($downloadurl = $child_info->get_url(true)) {
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$downloadurl = " <a href=\"$downloadurl\" title=\"" . get_string('downloadfile') . "\"><img src=\"" . $OUTPUT->old_icon_url('t/down') . "\" class=\"iconsmall\" alt=\"$strdownload\" /></a>";
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} else {
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$downloadurl = '';
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}
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if ($viewurl = $child_info->get_url()) {
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$viewurl = " ".link_to_popup_window ($viewurl, "display",
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"<img src=\"" . $OUTPUT->old_icon_url('t/preview') . "\" class=\"iconsmall\" alt=\"$strfile\" /> ",
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480, 640, get_string('viewfileinpopup'), null, true);
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} else {
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$viewurl = '';
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}
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echo "<tr class=\"file\">";
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print_cell();
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print_cell("left", "<img src=\"" . $OUTPUT->old_icon_url('f/' . $icon) . "\" class=\"icon\" alt=\"$strfile\" /> ".s($filename).$downloadurl.$viewurl, 'name');
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print_cell("right", $filesize, 'size');
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print_cell("right", $filedate, 'date');
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if ($parentwritable) {
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print_cell("right", "<a href=\"index.php?$params&sesskey=".sesskey()."&delete=1\"><img src=\"" . $OUTPUT->old_icon_url('t/delete') . "\" class=\"iconsmall\" alt=\"$strdelete\" /></a>", 'command');
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} else {
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print_cell();
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}
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echo "</tr>";
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}
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}
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}
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echo "</table>";
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echo "</div>";
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echo "<hr/>";
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}
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