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/>.

/**

 * Edit category form.

 *

 * @package core_course

 * @copyright 2002 onwards Martin Dougiamas (http://dougiamas.com)

 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

defined('MOODLE_INTERNAL') || die;

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

/**

 * Edit category form.

 *

 * @package core_course

 * @copyright 2002 onwards Martin Dougiamas (http://dougiamas.com)

 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

class core_course_editcategory_form extends moodleform {

    /**

     * The form definition.

     */

    public function definition() {

        global $CFG, $DB;

        $mform = $this->_form;

        $categoryid = $this->_customdata['categoryid'];

        $parent = $this->_customdata['parent'];

        // Get list of categories to use as parents, with site as the first one.

        $options = array();

        if (has_capability('moodle/category:manage', context_system::instance()) || $parent == 0) {

            $options[0] = get_string('top');

        }

        if ($categoryid) {

            // Editing an existing category.

            $options += core_course_category::make_categories_list('moodle/category:manage', $categoryid);

            if (empty($options[$parent])) {

                // Ensure the the category parent has been included in the options.

                $options[$parent] = $DB->get_field('course_categories', 'name', array('id'=>$parent));

            }

            $strsubmit = get_string('savechanges');

        } else {

            // Making a new category.

            $options += core_course_category::make_categories_list('moodle/category:manage');

            $strsubmit = get_string('createcategory');

        }

        $mform->addElement('autocomplete', 'parent', get_string('parentcategory'), $options);

        $mform->addRule('parent', null, 'required', null, 'client');

        $mform->addElement('text', 'name', get_string('categoryname'), array('size' => '30'));

        $mform->addRule('name', get_string('required'), 'required', null);

        $mform->setType('name', PARAM_TEXT);

        $mform->addElement('text', 'idnumber', get_string('idnumbercoursecategory'), 'maxlength="100" size="10"');

        $mform->addHelpButton('idnumber', 'idnumbercoursecategory');

        $mform->setType('idnumber', PARAM_RAW);

        $mform->addElement('editor', 'description_editor', get_string('description'), null,

            $this->get_description_editor_options());

        $mform->setType('description_editor', PARAM_RAW);

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

            $themes = array(''=>get_string('forceno'));

            $allthemes = get_list_of_themes();

            foreach ($allthemes as $key => $theme) {

                if (empty($theme->hidefromselector)) {

                    $themes[$key] = get_string('pluginname', 'theme_'.$theme->name);

                }

            }

            $mform->addElement('select', 'theme', get_string('forcetheme'), $themes);

        }

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

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

        $mform->setDefault('id', $categoryid);

        $this->add_action_buttons(true, $strsubmit);

    }

    /**

     * Returns the description editor options.

     * @return array

     */

    public function get_description_editor_options() {

        global $CFG;

        $context = $this->_customdata['context'];

        $itemid = $this->_customdata['itemid'];

        return array(

            'maxfiles'  => EDITOR_UNLIMITED_FILES,

            'maxbytes'  => $CFG->maxbytes,

            'trusttext' => false,

            'noclean'   => true,

            'context'   => $context,

            'subdirs'   => file_area_contains_subdirs($context, 'coursecat', 'description', $itemid),

        );

    }

    /**

     * Validates the data submit for this form.

     *

     * @param array $data An array of key,value data pairs.

     * @param array $files Any files that may have been submit as well.

     * @return array An array of errors.

     */

    public function validation($data, $files) {

        global $DB;

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

        if (!empty($data['idnumber'])) {

            if ($existing = $DB->get_record('course_categories', array('idnumber' => $data['idnumber']))) {

                if (!$data['id'] || $existing->id != $data['id']) {

                    $errors['idnumber'] = get_string('categoryidnumbertaken', 'error');

                }

            }

        }

        return $errors;

    }

}