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Developer Documentation

See Release Notes

  • Bug fixes for general core bugs in 3.10.x will end 8 November 2021 (12 months).
  • Bug fixes for security issues in 3.10.x will end 9 May 2022 (18 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * prints the form to import items from xml-file
 *
 * @author Andreas Grabs
 * @license http://www.gnu.org/copyleft/gpl.html GNU Public License
 * @package mod_feedback
 */

require_once("../../config.php");
require_once("lib.php");
require_once('import_form.php');

// get parameters
$id = required_param('id', PARAM_INT);
$choosefile = optional_param('choosefile', false, PARAM_PATH);
$action = optional_param('action', false, PARAM_ALPHA);

$url = new moodle_url('/mod/feedback/import.php', array('id'=>$id));
if ($choosefile !== false) {
    $url->param('choosefile', $choosefile);
}
if ($action !== false) {
    $url->param('action', $action);
}
$PAGE->set_url($url);

if (! $cm = get_coursemodule_from_id('feedback', $id)) {
< print_error('invalidcoursemodule');
> throw new \moodle_exception('invalidcoursemodule');
} if (! $course = $DB->get_record("course", array("id"=>$cm->course))) {
< print_error('coursemisconf');
> throw new \moodle_exception('coursemisconf');
} if (! $feedback = $DB->get_record("feedback", array("id"=>$cm->instance))) {
< print_error('invalidcoursemodule');
> throw new \moodle_exception('invalidcoursemodule');
} $context = context_module::instance($cm->id); require_login($course, true, $cm); require_capability('mod/feedback:edititems', $context);
> $actionbar = new \mod_feedback\output\edit_action_bar($cm->id, $url);
$mform = new feedback_import_form(); $newformdata = array('id'=>$id, 'deleteolditems'=>'1', 'action'=>'choosefile', 'confirmadd'=>'1', 'do_show'=>'templates'); $mform->set_data($newformdata); $formdata = $mform->get_data(); if ($mform->is_cancelled()) { redirect('edit.php?id='.$id.'&do_show=templates'); } // process if we are happy file is ok if ($choosefile) { $xmlcontent = $mform->get_file_content('choosefile'); if (!$xmldata = feedback_load_xml_data($xmlcontent)) {
< print_error('cannotloadxml', 'feedback', 'edit.php?id='.$id);
> throw new \moodle_exception('cannotloadxml', 'feedback', 'edit.php?id='.$id);
} $importerror = feedback_import_loaded_data($xmldata, $feedback->id); if ($importerror->stat == true) { $url = 'edit.php?id='.$id.'&do_show=templates'; redirect($url, get_string('import_successfully', 'feedback'), 3); exit; } } /// Print the page header $strfeedbacks = get_string("modulenameplural", "feedback"); $strfeedback = get_string("modulename", "feedback"); $PAGE->set_heading($course->fullname); $PAGE->set_title($feedback->name);
> $PAGE->activityheader->set_attrs([ echo $OUTPUT->header(); > "hidecompletion" => true, echo $OUTPUT->heading(format_string($feedback->name)); > "description" => '' /// print the tabs > ]);
< echo $OUTPUT->heading(format_string($feedback->name)); < /// print the tabs < $current_tab = 'templates'; < require('tabs.php');
> /** @var \mod_feedback\output\renderer $renderer */ > $renderer = $PAGE->get_renderer('mod_feedback'); > echo $renderer->main_action_bar($actionbar);
/////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////
> if (!$PAGE->has_secondary_navigation()) {
echo $OUTPUT->heading(get_string('import_questions', 'feedback'), 3);
> }
if (isset($importerror->msg) AND is_array($importerror->msg)) { echo $OUTPUT->box_start('generalbox errorboxcontent boxaligncenter'); foreach ($importerror->msg as $msg) { echo $msg.'<br />'; } echo $OUTPUT->box_end(); } $mform->display(); echo $OUTPUT->footer(); function feedback_load_xml_data($xmlcontent) { global $CFG; require_once($CFG->dirroot.'/lib/xmlize.php'); if (!$xmlcontent = feedback_check_xml_utf8($xmlcontent)) { return false; } $data = xmlize($xmlcontent, 1, 'UTF-8'); if (intval($data['FEEDBACK']['@']['VERSION']) != 200701) { return false; } $data = $data['FEEDBACK']['#']['ITEMS'][0]['#']['ITEM']; return $data; } function feedback_import_loaded_data(&$data, $feedbackid) { global $CFG, $DB; feedback_load_feedback_items(); $deleteolditems = optional_param('deleteolditems', 0, PARAM_INT); $error = new stdClass(); $error->stat = true; $error->msg = array(); if (!is_array($data)) { $error->msg[] = get_string('data_is_not_an_array', 'feedback'); $error->stat = false; return $error; } if ($deleteolditems) { feedback_delete_all_items($feedbackid); $position = 0; } else { //items will be add to the end of the existing items $position = $DB->count_records('feedback_item', array('feedback'=>$feedbackid)); } //depend items we are storing temporary in an mapping list array(new id => dependitem) //we also store a mapping of all items array(oldid => newid) $dependitemsmap = array(); $itembackup = array(); foreach ($data as $item) { $position++; //check the typ $typ = $item['@']['TYPE']; //check oldtypes first switch($typ) { case 'radio': $typ = 'multichoice'; $oldtyp = 'radio'; break; case 'dropdown': $typ = 'multichoice'; $oldtyp = 'dropdown'; break; case 'check': $typ = 'multichoice'; $oldtyp = 'check'; break; case 'radiorated': $typ = 'multichoicerated'; $oldtyp = 'radiorated'; break; case 'dropdownrated': $typ = 'multichoicerated'; $oldtyp = 'dropdownrated'; break; default: $oldtyp = $typ; } $itemclass = 'feedback_item_'.$typ; if ($typ != 'pagebreak' AND !class_exists($itemclass)) { $error->stat = false; $error->msg[] = 'type ('.$typ.') not found'; continue; } $itemobj = new $itemclass(); $newitem = new stdClass(); $newitem->feedback = $feedbackid; $newitem->template = 0; $newitem->typ = $typ; $newitem->name = trim($item['#']['ITEMTEXT'][0]['#']); $newitem->label = trim($item['#']['ITEMLABEL'][0]['#']); if ($typ === 'captcha' || $typ === 'label') { $newitem->label = ''; $newitem->name = ''; } $newitem->options = trim($item['#']['OPTIONS'][0]['#']); $newitem->presentation = trim($item['#']['PRESENTATION'][0]['#']); //check old types of radio, check, and so on switch($oldtyp) { case 'radio': $newitem->presentation = 'r>>>>>'.$newitem->presentation; break; case 'dropdown': $newitem->presentation = 'd>>>>>'.$newitem->presentation; break; case 'check': $newitem->presentation = 'c>>>>>'.$newitem->presentation; break; case 'radiorated': $newitem->presentation = 'r>>>>>'.$newitem->presentation; break; case 'dropdownrated': $newitem->presentation = 'd>>>>>'.$newitem->presentation; break; } if (isset($item['#']['DEPENDITEM'][0]['#'])) { $newitem->dependitem = intval($item['#']['DEPENDITEM'][0]['#']); } else { $newitem->dependitem = 0; } if (isset($item['#']['DEPENDVALUE'][0]['#'])) { $newitem->dependvalue = trim($item['#']['DEPENDVALUE'][0]['#']); } else { $newitem->dependvalue = ''; } $olditemid = intval($item['#']['ITEMID'][0]['#']); if ($typ != 'pagebreak') { $newitem->hasvalue = $itemobj->get_hasvalue(); } else { $newitem->hasvalue = 0; } $newitem->required = intval($item['@']['REQUIRED']); $newitem->position = $position; $newid = $DB->insert_record('feedback_item', $newitem); $itembackup[$olditemid] = $newid; if ($newitem->dependitem) { $dependitemsmap[$newid] = $newitem->dependitem; } } //remapping the dependency foreach ($dependitemsmap as $key => $dependitem) { $newitem = $DB->get_record('feedback_item', array('id'=>$key)); $newitem->dependitem = $itembackup[$newitem->dependitem]; $DB->update_record('feedback_item', $newitem); } return $error; } function feedback_check_xml_utf8($text) { //find the encoding $searchpattern = '/^\<\?xml.+(encoding=\"([a-z0-9-]*)\").+\?\>/is'; if (!preg_match($searchpattern, $text, $match)) { return false; //no xml-file } //$match[0] = \<\? xml ... \?\> (without \) //$match[1] = encoding="...." //$match[2] = ISO-8859-1 or so on if (isset($match[0]) AND !isset($match[1])) { //no encoding given. we assume utf-8 return $text; } //encoding is given in $match[2] if (isset($match[0]) AND isset($match[1]) AND isset($match[2])) { $enc = $match[2]; return core_text::convert($text, $enc); } }