. /** * Defines the import questions form. * * @package moodlecore * @subpackage questionbank * @copyright 2007 Jamie Pratt me@jamiep.org * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ defined('MOODLE_INTERNAL') || die(); require_once($CFG->libdir . '/formslib.php'); /** * Form to import questions into the question bank. * * @copyright 2007 Jamie Pratt me@jamiep.org * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class question_import_form extends moodleform { protected function definition() { global $OUTPUT; $mform = $this->_form; $defaultcategory = $this->_customdata['defaultcategory']; $contexts = $this->_customdata['contexts']; // Choice of import format, with help icons. $mform->addElement('header', 'fileformat', get_string('fileformat', 'question')); $fileformatnames = get_import_export_formats('import'); $radioarray = array(); $separators = array(); foreach ($fileformatnames as $shortname => $fileformatname) { $radioarray[] = $mform->createElement('radio', 'format', '', $fileformatname, $shortname); $separator = ''; if (get_string_manager()->string_exists('pluginname_help', 'qformat_' . $shortname)) { $separator .= $OUTPUT->help_icon('pluginname', 'qformat_' . $shortname); } $separator .= '

'; $separators[] = $separator; } $radioarray[] = $mform->createElement('static', 'makelasthelpiconshowup', ''); $mform->addGroup($radioarray, "formatchoices", '', $separators, false); $mform->addRule("formatchoices", null, 'required', null, 'client'); // Import options. $mform->addElement('header','general', get_string('general', 'form')); $mform->addElement('questioncategory', 'category', get_string('importcategory', 'question'), compact('contexts')); $mform->setDefault('category', $defaultcategory); $mform->addHelpButton('category', 'importcategory', 'question'); $categorygroup = array(); $categorygroup[] = $mform->createElement('checkbox', 'catfromfile', '', get_string('getcategoryfromfile', 'question')); $categorygroup[] = $mform->createElement('checkbox', 'contextfromfile', '', get_string('getcontextfromfile', 'question')); $mform->addGroup($categorygroup, 'categorygroup', '', '', false); $mform->disabledIf('categorygroup', 'catfromfile', 'notchecked'); $mform->setDefault('catfromfile', 1); $mform->setDefault('contextfromfile', 1); $matchgrades = array(); $matchgrades['error'] = get_string('matchgradeserror', 'question'); $matchgrades['nearest'] = get_string('matchgradesnearest', 'question'); $mform->addElement('select', 'matchgrades', get_string('matchgrades', 'question'), $matchgrades); $mform->addHelpButton('matchgrades', 'matchgrades', 'question'); $mform->setDefault('matchgrades', 'error'); $mform->addElement('selectyesno', 'stoponerror', get_string('stoponerror', 'question')); $mform->setDefault('stoponerror', 1); $mform->addHelpButton('stoponerror', 'stoponerror', 'question'); // The file to import $mform->addElement('header', 'importfileupload', get_string('importquestions', 'question')); $mform->addElement('filepicker', 'newfile', get_string('import')); $mform->addRule('newfile', null, 'required', null, 'client'); // Submit button. $mform->addElement('submit', 'submitbutton', get_string('import')); // Set a template for the format select elements $renderer = $mform->defaultRenderer(); $template = "{help} {element}\n"; $renderer->setGroupElementTemplate($template, 'format'); } /** * Checks that a file has been uploaded, and that it is of a plausible type. * @param array $data the submitted data. * @param array $errors the errors so far. * @return array the updated errors. */ protected function validate_uploaded_file($data, $errors) { if (empty($data['newfile'])) { $errors['newfile'] = get_string('required'); return $errors; } $files = $this->get_draft_files('newfile'); if (count($files) < 1) { $errors['newfile'] = get_string('required'); return $errors; } if (empty($data['format'])) { $errors['format'] = get_string('required'); return $errors; } $formatfile = 'format/' . $data['format'] . '/format.php'; if (!is_readable($formatfile)) { throw new moodle_exception('formatnotfound', 'question', '', $data['format']); } require_once($formatfile); $classname = 'qformat_' . $data['format']; $qformat = new $classname(); $file = reset($files); if (!$qformat->can_import_file($file)) { $a = new stdClass(); $a->actualtype = $file->get_mimetype(); $a->expectedtype = $qformat->mime_type(); $errors['newfile'] = get_string('importwrongfiletype', 'question', $a); } return $errors; } public function validation($data, $files) { $errors = parent::validation($data, $files); $errors = $this->validate_uploaded_file($data, $errors); return $errors; } }