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159 lines
6.1 KiB
159 lines
6.1 KiB
<?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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* Defines the import questions form.
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*
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* @package moodlecore
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* @subpackage questionbank
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* @copyright 2007 Jamie Pratt me@jamiep.org
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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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defined('MOODLE_INTERNAL') || die();
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require_once($CFG->libdir . '/formslib.php');
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/**
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* Form to import questions into the question bank.
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*
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* @copyright 2007 Jamie Pratt me@jamiep.org
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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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class question_import_form extends moodleform {
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protected function definition() {
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global $OUTPUT;
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$mform = $this->_form;
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$defaultcategory = $this->_customdata['defaultcategory'];
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$contexts = $this->_customdata['contexts'];
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// Choice of import format, with help icons.
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$mform->addElement('header', 'fileformat', get_string('fileformat', 'question'));
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$fileformatnames = get_import_export_formats('import');
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$radioarray = array();
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$separators = array();
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foreach ($fileformatnames as $shortname => $fileformatname) {
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$radioarray[] = $mform->createElement('radio', 'format', '', $fileformatname, $shortname);
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$separator = '';
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if (get_string_manager()->string_exists('pluginname_help', 'qformat_' . $shortname)) {
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$separator .= $OUTPUT->help_icon('pluginname', 'qformat_' . $shortname);
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}
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$separator .= '<div class="w-100"></div>';
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$separators[] = $separator;
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}
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$radioarray[] = $mform->createElement('static', 'makelasthelpiconshowup', '');
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$mform->addGroup($radioarray, "formatchoices", '', $separators, false);
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$mform->addRule("formatchoices", null, 'required', null, 'client');
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// Import options.
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$mform->addElement('header','general', get_string('general', 'form'));
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$mform->addElement('questioncategory', 'category', get_string('importcategory', 'question'), compact('contexts'));
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$mform->setDefault('category', $defaultcategory);
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$mform->addHelpButton('category', 'importcategory', 'question');
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$categorygroup = array();
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$categorygroup[] = $mform->createElement('checkbox', 'catfromfile', '', get_string('getcategoryfromfile', 'question'));
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$categorygroup[] = $mform->createElement('checkbox', 'contextfromfile', '', get_string('getcontextfromfile', 'question'));
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$mform->addGroup($categorygroup, 'categorygroup', '', '', false);
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$mform->disabledIf('categorygroup', 'catfromfile', 'notchecked');
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$mform->setDefault('catfromfile', 1);
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$mform->setDefault('contextfromfile', 1);
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$matchgrades = array();
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$matchgrades['error'] = get_string('matchgradeserror', 'question');
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$matchgrades['nearest'] = get_string('matchgradesnearest', 'question');
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$mform->addElement('select', 'matchgrades', get_string('matchgrades', 'question'), $matchgrades);
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$mform->addHelpButton('matchgrades', 'matchgrades', 'question');
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$mform->setDefault('matchgrades', 'error');
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$mform->addElement('selectyesno', 'stoponerror', get_string('stoponerror', 'question'));
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$mform->setDefault('stoponerror', 1);
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$mform->addHelpButton('stoponerror', 'stoponerror', 'question');
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// The file to import
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$mform->addElement('header', 'importfileupload', get_string('importquestions', 'question'));
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$mform->addElement('filepicker', 'newfile', get_string('import'));
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$mform->addRule('newfile', null, 'required', null, 'client');
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// Submit button.
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$mform->addElement('submit', 'submitbutton', get_string('import'));
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// Set a template for the format select elements
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$renderer = $mform->defaultRenderer();
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$template = "{help} {element}\n";
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$renderer->setGroupElementTemplate($template, 'format');
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}
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/**
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* Checks that a file has been uploaded, and that it is of a plausible type.
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* @param array $data the submitted data.
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* @param array $errors the errors so far.
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* @return array the updated errors.
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*/
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protected function validate_uploaded_file($data, $errors) {
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if (empty($data['newfile'])) {
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$errors['newfile'] = get_string('required');
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return $errors;
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}
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$files = $this->get_draft_files('newfile');
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if (count($files) < 1) {
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$errors['newfile'] = get_string('required');
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return $errors;
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}
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if (empty($data['format'])) {
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$errors['format'] = get_string('required');
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return $errors;
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}
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$formatfile = 'format/' . $data['format'] . '/format.php';
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if (!is_readable($formatfile)) {
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throw new moodle_exception('formatnotfound', 'question', '', $data['format']);
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}
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require_once($formatfile);
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$classname = 'qformat_' . $data['format'];
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$qformat = new $classname();
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$file = reset($files);
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if (!$qformat->can_import_file($file)) {
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$a = new stdClass();
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$a->actualtype = $file->get_mimetype();
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$a->expectedtype = $qformat->mime_type();
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$errors['newfile'] = get_string('importwrongfiletype', 'question', $a);
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}
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return $errors;
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}
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public function validation($data, $files) {
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$errors = parent::validation($data, $files);
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$errors = $this->validate_uploaded_file($data, $errors);
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return $errors;
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}
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}
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