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/>.

/**

 * Performs actions on grade items and categories like hiding and locking

 *

 * @package   core_grades

 * @copyright 2007 Petr Skoda

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

 */

require_once '../../../config.php';

require_once $CFG->dirroot.'/grade/lib.php';

$courseid = required_param('id', PARAM_INT);

$action   = required_param('action', PARAM_ALPHA);

$eid      = required_param('eid', PARAM_ALPHANUM);

$PAGE->set_url('/grade/edit/tree/action.php', array('id'=>$courseid, 'action'=>$action, 'eid'=>$eid));

/// Make sure they can even access this course

if (!$course = $DB->get_record('course', array('id' => $courseid))) {

    throw new \moodle_exception('invalidcourseid');

}

require_login($course);

$context = context_course::instance($course->id);

// default return url

$gpr = new grade_plugin_return();

$returnurl = $gpr->get_return_url($CFG->wwwroot.'/grade/edit/tree/index.php?id='.$course->id);

// get the grading tree object

$gtree = new grade_tree($courseid, false, false);

// what are we working with?

if (!$element = $gtree->locate_element($eid)) {

    throw new \moodle_exception('invalidelementid', '', $returnurl);

}

$object = $element['object'];

$type   = $element['type'];

switch ($action) {

    case 'hide':

        if ($eid and confirm_sesskey()) {

            if (!has_capability('moodle/grade:manage', $context) and !has_capability('moodle/grade:hide', $context)) {

                throw new \moodle_exception('nopermissiontohide', '', $returnurl);

            }

            if ($type == 'grade' and empty($object->id)) {

                $object->insert();

            }

            if (!$object->can_control_visibility()) {

                throw new \moodle_exception('componentcontrolsvisibility', 'grades', $returnurl);

            }

            $object->set_hidden(1, true);

        }

        break;

    case 'show':

        if ($eid and confirm_sesskey()) {

            if (!has_capability('moodle/grade:manage', $context) and !has_capability('moodle/grade:hide', $context)) {

                throw new \moodle_exception('nopermissiontoshow', '', $returnurl);

            }

            if ($type == 'grade' and empty($object->id)) {

                $object->insert();

            }

            if (!$object->can_control_visibility()) {

                throw new \moodle_exception('componentcontrolsvisibility', 'grades', $returnurl);

            }

            $object->set_hidden(0, true);

        }

        break;

    case 'lock':

        if ($eid and confirm_sesskey()) {

            if (!has_capability('moodle/grade:manage', $context) and !has_capability('moodle/grade:lock', $context)) {

                throw new \moodle_exception('nopermissiontolock', '', $returnurl);

            }

            if ($type == 'grade' and empty($object->id)) {

                $object->insert();

            }

            $object->set_locked(1, false, true);

        }

        break;

    case 'unlock':

        if ($eid and confirm_sesskey()) {

            if (!has_capability('moodle/grade:manage', $context) and !has_capability('moodle/grade:unlock', $context)) {

                throw new \moodle_exception('nopermissiontounlock', '', $returnurl);

            }

            if ($type == 'grade' and empty($object->id)) {

                $object->insert();

            }

            $object->set_locked(0, false, true);

        }

        break;

    case 'resetweights':

        if ($eid && confirm_sesskey()) {

            // This is specific to category items with natural weight as an aggregation method, and can

            // only be done by someone who can manage the grades.

            if ($type != 'category' || $object->aggregation != GRADE_AGGREGATE_SUM ||

                    !has_capability('moodle/grade:manage', $context)) {

                throw new \moodle_exception('nopermissiontoresetweights', 'grades', $returnurl);

            }

            // Remove the weightoverride flag from the children.

            $children = $object->get_children();

            foreach ($children as $item) {

                if ($item['type'] == 'category') {

                    $gradeitem = $item['object']->load_grade_item();

                } else {

                    $gradeitem = $item['object'];

                }

                if ($gradeitem->weightoverride == false) {

                    continue;

                }

                $gradeitem->weightoverride = false;

                $gradeitem->update();

            }

            // Force regrading.

            $object->force_regrading();

        }

}

redirect($returnurl);

//redirect($returnurl, 'debug delay', 5);