Proyectos de Subversion Moodle

<?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/>.

if (!defined('MOODLE_INTERNAL')) {

    die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page

}

require_once $CFG->libdir.'/formslib.php';

class grade_import_form extends moodleform {

    function definition() {

        global $COURSE, $USER, $CFG, $DB;

        $mform =& $this->_form;

        if (isset($this->_customdata)) {

            $features = $this->_customdata;

        } else {

            $features = array();

        }

        // course id needs to be passed for auth purposes

        $mform->addElement('hidden', 'id', optional_param('id', 0, PARAM_INT));

        $mform->setType('id', PARAM_INT);

        $mform->addElement('header', 'general', get_string('importfile', 'grades'));

        $mform->addElement('advcheckbox', 'feedback', get_string('importfeedback', 'grades'));

        $mform->setDefault('feedback', 0);

        // Restrict the possible upload file types.

        if (!empty($features['acceptedtypes'])) {

            $acceptedtypes = $features['acceptedtypes'];

        } else {

            $acceptedtypes = '*';

        }

        // File upload.

        $mform->addElement('filepicker', 'userfile', get_string('file'), null, array('accepted_types' => $acceptedtypes));

        $mform->disabledIf('userfile', 'url', 'noteq', '');

        $mform->addElement('text', 'url', get_string('fileurl', 'gradeimport_xml'), 'size="80"');

        $mform->setType('url', PARAM_URL);

        $mform->disabledIf('url', 'userfile', 'noteq', '');

        $mform->addHelpButton('url', 'fileurl', 'gradeimport_xml');

        if (!empty($CFG->gradepublishing)) {

            $mform->addElement('header', 'publishing', get_string('publishing', 'grades'));

            $options = array(get_string('nopublish', 'grades'), get_string('createnewkey', 'userkey'));

            $keys = $DB->get_records_select('user_private_key',

                            "script='grade/import' AND instance=? AND userid=?",

                            array($COURSE->id, $USER->id));

            if ($keys) {

                foreach ($keys as $key) {

                    $options[$key->value] = $key->value; // TODO: add more details - ip restriction, valid until ??

                }

            }

            $mform->addElement('select', 'key', get_string('userkey', 'userkey'), $options);

            $mform->addHelpButton('key', 'userkey', 'userkey');

            $mform->addElement('static', 'keymanagerlink', get_string('keymanager', 'userkey'),

                    '<a href="'.$CFG->wwwroot.'/grade/import/keymanager.php?id='.$COURSE->id.'">'.get_string('keymanager', 'userkey').'</a>');

            $mform->addElement('text', 'iprestriction', get_string('keyiprestriction', 'userkey'), array('size'=>80));

            $mform->addHelpButton('iprestriction', 'keyiprestriction', 'userkey');

            $mform->setDefault('iprestriction', getremoteaddr()); // own IP - just in case somebody does not know what user key is

            $mform->addElement('date_time_selector', 'validuntil', get_string('keyvaliduntil', 'userkey'), array('optional'=>true));

            $mform->addHelpButton('validuntil', 'keyvaliduntil', 'userkey');

            $mform->setDefault('validuntil', time()+3600*24*7); // only 1 week default duration - just in case somebody does not know what user key is

            $mform->disabledIf('iprestriction', 'key', 'noteq', 1);

            $mform->disabledIf('validuntil', 'key', 'noteq', 1);

            $mform->disabledIf('iprestriction', 'url', 'eq', '');

            $mform->disabledIf('validuntil', 'url', 'eq', '');

            $mform->disabledIf('key', 'url', 'eq', '');

        }

        $this->add_sticky_action_buttons(false, get_string('uploadgrades', 'grades'));

    }

    function validation($data, $files) {

        $err = parent::validation($data, $files);

        if (empty($data['url']) and empty($data['userfile'])) {

            if (array_key_exists('url', $data)) {

                $err['url'] = get_string('required');

            }

            if (array_key_exists('userfile', $data)) {

                $err['userfile'] = get_string('required');

            }

        } else if (array_key_exists('url', $data) and $data['url'] != clean_param($data['url'], PARAM_URL)) {

            $err['url'] = get_string('error');

        }

        return $err;

    }

}