mirror of
https://github.com/moodle/moodle.git
synced 2025-01-18 14:03:52 +01:00
555 lines
20 KiB
PHP
555 lines
20 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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* Preset Menu
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*
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* This is the page that is the menu item in the config database
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* pages.
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*
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* This file is part of the Database module for Moodle
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*
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* @copyright 2005 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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* @package mod-data
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*/
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require_once('../../config.php');
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require_once('lib.php');
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require_once($CFG->libdir.'/uploadlib.php');
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require_once($CFG->libdir.'/xmlize.php');
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$id = optional_param('id', 0, PARAM_INT); // course module id
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$d = optional_param('d', 0, PARAM_INT); // database activity id
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$action = optional_param('action', 'base', PARAM_ALPHANUM); // current action
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$fullname = optional_param('fullname', '', PARAM_PATH); // directory the preset is in
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$file = optional_param('file', '', PARAM_PATH); // uploaded file
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$url = new moodle_url('/mod/data/preset.php');
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if ($action !== 'base') {
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$url->param('action', $action);
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}
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if ($fullname !== '') {
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$url->param('fullname', $fullname);
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}
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if ($file !== '') {
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$url->param('file', $file);
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}
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// find out preset owner userid and shortname
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$parts = explode('/', $fullname);
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$userid = empty($parts[0]) ? 0 : (int)$parts[0];
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$shortname = empty($parts[1]) ? '' : $parts[1];
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unset($parts);
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unset($fullname);
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if ($id) {
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$url->param('id', $id);
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$PAGE->set_url($url);
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if (! $cm = get_coursemodule_from_id('data', $id)) {
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print_error('invalidcoursemodule');
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}
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if (! $course = $DB->get_record('course', array('id'=>$cm->course))) {
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print_error('coursemisconf');
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}
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if (! $data = $DB->get_record('data', array('id'=>$cm->instance))) {
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print_error('invalidid', 'data');
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}
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} else if ($d) {
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$url->param('d', $d);
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$PAGE->set_url($url);
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if (! $data = $DB->get_record('data', array('id'=>$d))) {
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print_error('invalidid', 'data');
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}
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if (! $course = $DB->get_record('course', array('id'=>$data->course))) {
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print_error('coursemisconf');
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}
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if (! $cm = get_coursemodule_from_instance('data', $data->id, $course->id)) {
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print_error('invalidcoursemodule');
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}
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} else {
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print_error('missingparameter');
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}
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// fill in missing properties needed for updating of instance
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$data->course = $cm->course;
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$data->cmidnumber = $cm->idnumber;
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$data->instance = $cm->instance;
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if (!$context = get_context_instance(CONTEXT_MODULE, $cm->id)) {
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print_error('cannotfindcontext');
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}
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require_login($course->id, false, $cm);
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require_capability('mod/data:managetemplates', $context);
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if ($userid && ($userid != $USER->id) && !has_capability('mod/data:viewalluserpresets', $context)) {
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print_error('cannotaccesspresentsother', 'data');
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}
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/* Need sesskey security check here for import instruction */
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$sesskey = sesskey();
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$PAGE->navbar->add(get_string('presets', 'data'));
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/********************************************************************/
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/* Output */
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if ($action !== 'export') {
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data_print_header($course, $cm, $data, 'presets');
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}
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switch ($action) {
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/***************** Deleting *****************/
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case 'confirmdelete' :
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if (!confirm_sesskey()) { // GET request ok here
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print_error('invalidsesskey');
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}
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if ($userid > 0 and ($userid == $USER->id || has_capability('mod/data:manageuserpresets', $context))) {
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//ok can delete
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} else {
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print_error('invalidrequest');
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}
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$path = data_preset_path($course, $userid, $shortname);
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$strwarning = get_string('deletewarning', 'data').'<br />'.
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data_preset_name($shortname, $path);
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$optionsyes = array('fullname' => $userid.'/'.$shortname,
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'action' => 'delete',
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'd' => $data->id);
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$optionsno = array('d' => $data->id);
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echo $OUTPUT->confirm($strwarning, new moodle_url('preset.php', $optionsyes), new moodle_url('preset.php', $optionsno));
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echo $OUTPUT->footer();
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exit(0);
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break;
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case 'delete' :
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if (!data_submitted() and !confirm_sesskey()) {
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print_error('invalidrequest');
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}
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if ($userid > 0 and ($userid == $USER->id || has_capability('mod/data:manageuserpresets', $context))) {
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//ok can delete
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} else {
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print_error('invalidrequest');
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}
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$presetpath = data_preset_path($course, $userid, $shortname);
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if (!clean_preset($presetpath)) {
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print_error('cannotdeletepreset', 'data');
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}
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@rmdir($presetpath);
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$strdeleted = get_string('deleted', 'data');
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echo $OUTPUT->notification("$shortname $strdeleted", 'notifysuccess');
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break;
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/***************** Importing *****************/
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case 'importpreset' :
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if (!data_submitted() or !confirm_sesskey()) {
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print_error('invalidrequest');
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}
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$pimporter = new PresetImporter($course, $cm, $data, $userid, $shortname);
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$pimporter->import_options();
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echo $OUTPUT->footer();
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exit(0);
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break;
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/* Imports a zip file. */
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case 'importzip' :
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if (!data_submitted() or !confirm_sesskey()) {
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print_error('invalidrequest');
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}
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if (!make_upload_directory('temp/data/'.$USER->id)) {
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print_error('nopermissiontomkdir');
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}
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$presetfile = $CFG->dataroot.'/temp/data/'.$USER->id;
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clean_preset($presetfile);
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if (!unzip_file($CFG->dataroot."/$course->id/$file", $presetfile, false)) {
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print_error('cannotunzipfile');
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}
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$pimporter = new PresetImporter($course, $cm, $data, -$USER->id, $shortname);
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$pimporter->import_options();
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echo $OUTPUT->footer();
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exit(0);
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break;
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case 'finishimport':
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if (!data_submitted() or !confirm_sesskey()) {
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print_error('invalidrequest');
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}
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$pimporter = new PresetImporter($course, $cm, $data, $userid, $shortname);
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$pimporter->import();
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$strimportsuccess = get_string('importsuccess', 'data');
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$straddentries = get_string('addentries', 'data');
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$strtodatabase = get_string('todatabase', 'data');
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if (!$DB->get_records('data_records', array('dataid'=>$data->id))) {
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echo $OUTPUT->notification("$strimportsuccess <a href='edit.php?d=$data->id'>$straddentries</a> $strtodatabase", 'notifysuccess');
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} else {
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echo $OUTPUT->notification("$strimportsuccess", 'notifysuccess');
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}
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break;
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/* Exports as a zip file ready for download. */
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case 'export':
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if (!data_submitted() or !confirm_sesskey()) {
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print_error('invalidrequest');
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}
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$exportfile = data_presets_export($course, $cm, $data);
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$exportfilename = basename($exportfile);
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header("Content-Type: application/download\n");
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header("Content-Disposition: attachment; filename=$exportfilename");
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header('Expires: 0');
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header('Cache-Control: must-revalidate,post-check=0,pre-check=0');
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header('Pragma: public');
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$exportfilehandler = fopen($exportfile, 'rb');
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print fread($exportfilehandler, filesize($exportfile));
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fclose($exportfilehandler);
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unlink($exportfile);
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exit(0);
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break;
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/***************** Exporting *****************/
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case 'save1':
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if (!data_submitted() or !confirm_sesskey()) {
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print_error('invalidrequest');
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}
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$strcontinue = get_string('continue');
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$strwarning = get_string('presetinfo', 'data');
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$strname = get_string('shortname');
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echo '<div style="text-align:center">';
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echo '<p>'.$strwarning.'</p>';
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echo '<form action="preset.php" method="post">';
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echo '<fieldset class="invisiblefieldset">';
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echo '<label for="shorname">'.$strname.'</label> <input type="text" id="shorname" name="name" value="'.$data->name.'" />';
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echo '<input type="hidden" name="action" value="save2" />';
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echo '<input type="hidden" name="d" value="'.$data->id.'" />';
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echo '<input type="hidden" name="sesskey" value="'.$sesskey.'" />';
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echo '<input type="submit" value="'.$strcontinue.'" /></fieldset></form></div>';
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echo $OUTPUT->footer();
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exit(0);
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break;
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case 'save2':
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if (!data_submitted() or !confirm_sesskey()) {
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print_error('invalidrequest');
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}
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$strcontinue = get_string('continue');
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$stroverwrite = get_string('overwrite', 'data');
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$strname = get_string('shortname');
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$name = optional_param('name', $data->name, PARAM_FILE);
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if (is_directory_a_preset("$CFG->dataroot/data/preset/$USER->id/$name")) {
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echo $OUTPUT->notification("Preset already exists: Pick another name or overwrite");
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echo '<div style="text-align:center">';
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echo '<form action="preset.php" method="post">';
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echo '<fieldset class="invisiblefieldset">';
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echo '<label for="shorname">'.$strname.'</label> <input type="textbox" name="name" value="'.$name.'" />';
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echo '<input type="hidden" name="action" value="save2" />';
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echo '<input type="hidden" name="d" value="'.$data->id.'" />';
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echo '<input type="hidden" name="sesskey" value="'.$sesskey.'" />';
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echo '<input type="submit" value="'.$strcontinue.'" /></fieldset></form>';
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echo '<form action="preset.php" method="post">';
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echo '<div>';
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echo '<input type="hidden" name="name" value="'.$name.'" />';
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echo '<input type="hidden" name="action" value="save3" />';
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echo '<input type="hidden" name="d" value="'.$data->id.'" />';
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echo '<input type="hidden" name="sesskey" value="'.$sesskey.'" />';
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echo '<input type="submit" value="'.$stroverwrite.'" /></div></form>';
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echo '</div>';
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echo $OUTPUT->footer();
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exit(0);
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break;
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}
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case 'save3':
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if (!data_submitted() or !confirm_sesskey()) {
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print_error('invalidrequest');
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}
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$name = optional_param('name', $data->name, PARAM_FILE);
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$presetdirectory = "/data/preset/$USER->id/$name";
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make_upload_directory($presetdirectory);
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clean_preset($CFG->dataroot.$presetdirectory);
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$file = data_presets_export($course, $cm, $data);
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if (!unzip_file($file, $CFG->dataroot.$presetdirectory, false)) {
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print_error('cannotunziptopreset', 'data');
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}
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echo $OUTPUT->notification(get_string('savesuccess', 'data'), 'notifysuccess');
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break;
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}
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$presets = data_get_available_presets($context);
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$strimport = get_string('import');
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$strfromfile = get_string('fromfile', 'data');
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$strchooseorupload = get_string('chooseorupload', 'data');
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$strusestandard = get_string('usestandard', 'data');
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$strchoose = get_string('choose');
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$strexport = get_string('export', 'data');
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$strexportaszip = get_string('exportaszip', 'data');
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$strsaveaspreset = get_string('saveaspreset', 'data');
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$strsave = get_string('save', 'data');
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$strdelete = get_string('delete');
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echo '<div style="text-align:center">';
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echo '<table class="presets" cellpadding="5">';
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echo '<tr><td valign="top" colspan="2" align="center"><h3>'.$strexport.'</h3></td></tr>';
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echo '<tr><td><label>'.$strexportaszip.'</label>';
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echo $OUTPUT->help_icon('exportaszip', 'data');
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echo '</td><td>';
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$options = array();
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$options['sesskey'] = sesskey();
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$options['action'] = 'export';
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$options['d'] = $data->id;
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echo $OUTPUT->single_button(new moodle_url('preset.php', $options), $strexport);
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echo '</td></tr>';
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echo '<tr><td><label>'.$strsaveaspreset.'</label>';
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echo $OUTPUT->help_icon('saveaspreset', 'data');
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echo '</td><td>';
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$options = array();
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$options['sesskey'] = sesskey();
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$options['action'] = 'save1';
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$options['d'] = $data->id;
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echo $OUTPUT->single_button(new moodle_url('preset.php', $options), $strsave);
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echo '</td></tr>';
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echo '<tr><td valign="top" colspan="2" align="center"><h3>'.$strimport.'</h3></td></tr>';
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echo '<tr><td><label for="fromfile">'.$strfromfile.'</label>';
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echo $OUTPUT->help_icon('fromfile', 'data');
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echo '</td><td>';
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echo '<form id="uploadpreset" method="post" action="preset.php">';
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echo '<fieldset class="invisiblefieldset">';
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echo '<input type="hidden" name="d" value="'.$data->id.'" />';
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echo '<input type="hidden" name="action" value="importzip" />';
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echo '<input type="hidden" name="sesskey" value="'.sesskey().'" />';
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echo '<input name="file" size="20" value="" id="fromfile" type="text" /><input name="coursefiles" value="'.$strchooseorupload.'" type="button" />';
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echo '<input type="submit" value="'.$strimport.'" />';
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echo '</fieldset></form>';
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echo '</td></tr>';
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//attach the onclick event to fromfile button
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$link = '/files/index.php?id={$course->id}&choose=uploadpreset.file';
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$action = new popup_action('click', $link, 'coursefiles', array('height'=>750,'width'=>500));
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$OUTPUT->add_action_handler($action, 'fromfile');
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echo '<tr valign="top"><td><label>'.$strusestandard.'</label>';
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echo $OUTPUT->help_icon('usestandard', 'data');
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echo '</td><td>';
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echo '<form id="presets" method="post" action="preset.php" >';
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echo '<fieldset class="invisiblefieldset">';
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echo '<input type="hidden" name="d" value="'.$data->id.'" />';
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echo '<input type="hidden" name="action" value="importpreset" />';
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echo '<input type="hidden" name="sesskey" value="'.sesskey().'" />';
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$i = 0;
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foreach ($presets as $id => $preset) {
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$screenshot = '';
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if (!empty($preset->userid)) {
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$user = $DB->get_record('user', array('id'=>$preset->userid));
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$desc = $preset->name.' ('.fullname($user, true).')';
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} else {
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$desc = $preset->name;
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}
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if (!empty($preset->screenshot)) {
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$screenshot = '<img width="150" class="presetscreenshot" src="'.$preset->screenshot.'" alt="'.get_string('screenshot').' '.$desc.'" /> ';
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}
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$fullname = $preset->userid.'/'.$preset->shortname;
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$dellink = '';
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if ($preset->userid > 0 and ($preset->userid == $USER->id || has_capability('mod/data:manageuserpresets', $context))) {
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$dellink = ' <a href="preset.php?d='.$data->id.'&action=confirmdelete&fullname='.$fullname.'&sesskey='.sesskey().'">'.
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'<img src="'.$OUTPUT->pix_url('t/delete') . '" class="iconsmall" alt="'.$strdelete.' '.$desc.'" /></a>';
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}
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echo '<input type="radio" name="fullname" id="usepreset'.$i.'" value="'.$fullname.'" /><label for="usepreset'.$i++.'">'.$desc.'</label>'.$dellink.'<br />';
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}
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echo '<br />';
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echo '<input type="submit" value="'.$strchoose.'" />';
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echo '</fieldset></form>';
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echo '</td></tr>';
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echo '</table>';
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echo '</div>';
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echo $OUTPUT->footer();
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exit(0);
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################################################################################
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function data_presets_export($course, $cm, $data) {
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global $CFG, $DB;
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$presetname = clean_filename($data->name) . '-preset-' . gmdate("Ymd_Hi");
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$exportsubdir = "$course->id/moddata/data/$data->id/$presetname";
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make_upload_directory($exportsubdir);
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$exportdir = "$CFG->dataroot/$exportsubdir";
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// Assemble "preset.xml":
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$presetxmldata = "<preset>\n\n";
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// Raw settings are not preprocessed during saving of presets
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$raw_settings = array(
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'intro',
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'comments',
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'requiredentries',
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'requiredentriestoview',
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'maxentries',
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'rssarticles',
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'approval',
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'defaultsortdir'
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);
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$presetxmldata .= "<settings>\n";
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// First, settings that do not require any conversion
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foreach ($raw_settings as $setting) {
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$presetxmldata .= "<$setting>" . htmlspecialchars($data->$setting) . "</$setting>\n";
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}
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// Now specific settings
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if ($data->defaultsort > 0 && $sortfield = data_get_field_from_id($data->defaultsort, $data)) {
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$presetxmldata .= '<defaultsort>' . htmlspecialchars($sortfield->field->name) . "</defaultsort>\n";
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} else {
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$presetxmldata .= "<defaultsort>0</defaultsort>\n";
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}
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$presetxmldata .= "</settings>\n\n";
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// Now for the fields. Grab all that are non-empty
|
|
$fields = $DB->get_records('data_fields', array('dataid'=>$data->id));
|
|
ksort($fields);
|
|
if (!empty($fields)) {
|
|
foreach ($fields as $field) {
|
|
$presetxmldata .= "<field>\n";
|
|
foreach ($field as $key => $value) {
|
|
if ($value != '' && $key != 'id' && $key != 'dataid') {
|
|
$presetxmldata .= "<$key>" . htmlspecialchars($value) . "</$key>\n";
|
|
}
|
|
}
|
|
$presetxmldata .= "</field>\n\n";
|
|
}
|
|
}
|
|
$presetxmldata .= '</preset>';
|
|
|
|
// After opening a file in write mode, close it asap
|
|
$presetxmlfile = fopen($exportdir . '/preset.xml', 'w');
|
|
fwrite($presetxmlfile, $presetxmldata);
|
|
fclose($presetxmlfile);
|
|
|
|
// Now write the template files
|
|
$singletemplate = fopen($exportdir . '/singletemplate.html', 'w');
|
|
fwrite($singletemplate, $data->singletemplate);
|
|
fclose($singletemplate);
|
|
|
|
$listtemplateheader = fopen($exportdir . '/listtemplateheader.html', 'w');
|
|
fwrite($listtemplateheader, $data->listtemplateheader);
|
|
fclose($listtemplateheader);
|
|
|
|
$listtemplate = fopen($exportdir . '/listtemplate.html', 'w');
|
|
fwrite($listtemplate, $data->listtemplate);
|
|
fclose($listtemplate);
|
|
|
|
$listtemplatefooter = fopen($exportdir . '/listtemplatefooter.html', 'w');
|
|
fwrite($listtemplatefooter, $data->listtemplatefooter);
|
|
fclose($listtemplatefooter);
|
|
|
|
$addtemplate = fopen($exportdir . '/addtemplate.html', 'w');
|
|
fwrite($addtemplate, $data->addtemplate);
|
|
fclose($addtemplate);
|
|
|
|
$rsstemplate = fopen($exportdir . '/rsstemplate.html', 'w');
|
|
fwrite($rsstemplate, $data->rsstemplate);
|
|
fclose($rsstemplate);
|
|
|
|
$rsstitletemplate = fopen($exportdir . '/rsstitletemplate.html', 'w');
|
|
fwrite($rsstitletemplate, $data->rsstitletemplate);
|
|
fclose($rsstitletemplate);
|
|
|
|
$csstemplate = fopen($exportdir . '/csstemplate.css', 'w');
|
|
fwrite($csstemplate, $data->csstemplate);
|
|
fclose($csstemplate);
|
|
|
|
$jstemplate = fopen($exportdir . '/jstemplate.js', 'w');
|
|
fwrite($jstemplate, $data->jstemplate);
|
|
fclose($jstemplate);
|
|
|
|
$asearchtemplate = fopen($exportdir . '/asearchtemplate.html', 'w');
|
|
fwrite($asearchtemplate, $data->asearchtemplate);
|
|
fclose($asearchtemplate);
|
|
|
|
// Check if all files have been generated
|
|
if (! is_directory_a_preset($exportdir)) {
|
|
print_error('generateerror', 'data');
|
|
}
|
|
|
|
$filelist = array(
|
|
'preset.xml',
|
|
'singletemplate.html',
|
|
'listtemplateheader.html',
|
|
'listtemplate.html',
|
|
'listtemplatefooter.html',
|
|
'addtemplate.html',
|
|
'rsstemplate.html',
|
|
'rsstitletemplate.html',
|
|
'csstemplate.css',
|
|
'jstemplate.js',
|
|
'asearchtemplate.html'
|
|
);
|
|
|
|
foreach ($filelist as $key => $file) {
|
|
$filelist[$key] = $exportdir . '/' . $filelist[$key];
|
|
}
|
|
|
|
$exportfile = "$CFG->dataroot/$course->id/moddata/data/$data->id/$presetname.zip";
|
|
file_exists($exportfile) && unlink($exportfile);
|
|
$status = zip_files($filelist, $exportfile);
|
|
// ToDo: status check
|
|
foreach ($filelist as $file) {
|
|
unlink($file);
|
|
}
|
|
rmdir($exportdir);
|
|
|
|
// Return the full path to the exported preset file:
|
|
return $exportfile;
|
|
}
|
|
|
|
|