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<?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/>.
/**
* The Gradebook setup page.
*
* @package core_grades
* @copyright 2008 Nicolas Connault
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
define('NO_OUTPUT_BUFFERING', true); // The progress bar may be used here.
require_once '../../../config.php';
require_once $CFG->dirroot.'/grade/lib.php';
require_once $CFG->dirroot.'/grade/report/lib.php'; // for preferences
require_once $CFG->dirroot.'/grade/edit/tree/lib.php';
$courseid = required_param('id', PARAM_INT);
$action = optional_param('action', 0, PARAM_ALPHA);
$eid = optional_param('eid', 0, PARAM_ALPHANUM);
$weightsadjusted = optional_param('weightsadjusted', 0, PARAM_INT);
$url = new moodle_url('/grade/edit/tree/index.php', array('id' => $courseid));
$PAGE->set_url($url);
$PAGE->set_pagelayout('admin');
/// Make sure they can even access this course
if (!$course = $DB->get_record('course', array('id' => $courseid))) {
print_error('invalidcourseid');
}
require_login($course);
$context = context_course::instance($course->id);
require_capability('moodle/grade:manage', $context);
$PAGE->requires->js_call_amd('core_grades/edittree_index', 'enhance');
/// return tracking object
$gpr = new grade_plugin_return(array('type'=>'edit', 'plugin'=>'tree', 'courseid'=>$courseid));
$returnurl = $gpr->get_return_url(null);
// get the grading tree object
// note: total must be first for moving to work correctly, if you want it last moving code must be rewritten!
$gtree = new grade_tree($courseid, false, false);
if (empty($eid)) {
$element = null;
$object = null;
} else {
if (!$element = $gtree->locate_element($eid)) {
print_error('invalidelementid', '', $returnurl);
}
$object = $element['object'];
}
$switch = grade_get_setting($course->id, 'aggregationposition', $CFG->grade_aggregationposition);
$strgrades = get_string('grades');
$strgraderreport = get_string('graderreport', 'grades');
$moving = false;
$movingeid = false;
if ($action == 'moveselect') {
if ($eid and confirm_sesskey()) {
$movingeid = $eid;
$moving=true;
}
}
$grade_edit_tree = new grade_edit_tree($gtree, $movingeid, $gpr);
switch ($action) {
case 'duplicate':
if ($eid and confirm_sesskey()) {
if (!$el = $gtree->locate_element($eid)) {
print_error('invalidelementid', '', $returnurl);
}
$object->duplicate();
redirect($returnurl);
}
break;
case 'delete':
if ($eid && confirm_sesskey()) {
if (!$grade_edit_tree->element_deletable($element)) {
// no deleting of external activities - they would be recreated anyway!
// exception is activity without grading or misconfigured activities
break;
}
$confirm = optional_param('confirm', 0, PARAM_BOOL);
if ($confirm) {
$object->delete('grade/report/grader/category');
redirect($returnurl);
} else {
$PAGE->set_title($strgrades . ': ' . $strgraderreport);
$PAGE->set_heading($course->fullname);
echo $OUTPUT->header();
$strdeletecheckfull = get_string('deletecheck', '', $object->get_name());
$optionsyes = array('eid'=>$eid, 'confirm'=>1, 'sesskey'=>sesskey(), 'id'=>$course->id, 'action'=>'delete');
$optionsno = array('id'=>$course->id);
$formcontinue = new single_button(new moodle_url('index.php', $optionsyes), get_string('yes'));
$formcancel = new single_button(new moodle_url('index.php', $optionsno), get_string('no'), 'get');
echo $OUTPUT->confirm($strdeletecheckfull, $formcontinue, $formcancel);
echo $OUTPUT->footer();
die;
}
}
break;
case 'autosort':
//TODO: implement autosorting based on order of mods on course page, categories first, manual items last
break;
case 'move':
if ($eid and confirm_sesskey()) {
$moveafter = required_param('moveafter', PARAM_ALPHANUM);
$first = optional_param('first', false, PARAM_BOOL); // If First is set to 1, it means the target is the first child of the category $moveafter
if(!$after_el = $gtree->locate_element($moveafter)) {
print_error('invalidelementid', '', $returnurl);
}
$after = $after_el['object'];
$sortorder = $after->get_sortorder();
if (!$first) {
$parent = $after->get_parent_category();
$object->set_parent($parent->id);
} else {
$object->set_parent($after->id);
}
$object->move_after_sortorder($sortorder);
redirect($returnurl);
}
break;
default:
break;
}
//if we go straight to the db to update an element we need to recreate the tree as
// $grade_edit_tree has already been constructed.
//Ideally we could do the updates through $grade_edit_tree to avoid recreating it
$recreatetree = false;
if ($data = data_submitted() and confirm_sesskey()) {
// Perform bulk actions first
if (!empty($data->bulkmove)) {
$elements = array();
foreach ($data as $key => $value) {
if (preg_match('/select_(ig[0-9]*)/', $key, $matches)) {
$elements[] = $matches[1];
}
}
$grade_edit_tree->move_elements($elements, $returnurl);
}
// Update weights (extra credits) on categories and items.
foreach ($data as $key => $value) {
if (preg_match('/^weight_([0-9]+)$/', $key, $matches)) {
$aid = $matches[1];
$value = unformat_float($value);
$value = clean_param($value, PARAM_FLOAT);
$grade_item = grade_item::fetch(array('id' => $aid, 'courseid' => $courseid));
// Convert weight to aggregation coef2.
$aggcoef = $grade_item->get_coefstring();
if ($aggcoef == 'aggregationcoefextraweightsum') {
// The field 'weight' should only be sent when the checkbox 'weighoverride' is checked,
// so there is not need to set weightoverride here, it is done below.
$value = $value / 100.0;
$grade_item->aggregationcoef2 = $value;
} else if ($aggcoef == 'aggregationcoefweight' || $aggcoef == 'aggregationcoefextraweight') {
$grade_item->aggregationcoef = $value;
}
$grade_item->update();
$recreatetree = true;
// Grade item checkbox inputs.
} elseif (preg_match('/^(weightoverride)_([0-9]+)$/', $key, $matches)) {
$param = $matches[1];
$aid = $matches[2];
$value = clean_param($value, PARAM_BOOL);
$grade_item = grade_item::fetch(array('id' => $aid, 'courseid' => $courseid));
$grade_item->$param = $value;
$grade_item->update();
$recreatetree = true;
}
}
}
$originalweights = grade_helper::fetch_all_natural_weights_for_course($courseid);
/**
* Callback function to adjust the URL if weights changed after the
* regrade.
*
* @param int $courseid The course ID
* @param array $originalweights The weights before the regrade
* @param int $weightsadjusted Whether weights have been adjusted
* @return moodle_url A URL to redirect to after regrading when a progress bar is displayed.
*/
$grade_edit_tree_index_checkweights = function() use ($courseid, $originalweights, &$weightsadjusted) {
global $PAGE;
$alteredweights = grade_helper::fetch_all_natural_weights_for_course($courseid);
if (array_diff($originalweights, $alteredweights)) {
$weightsadjusted = 1;
return new moodle_url($PAGE->url, array('weightsadjusted' => $weightsadjusted));
}
return $PAGE->url;
};
if (grade_regrade_final_grades_if_required($course, $grade_edit_tree_index_checkweights)) {
$recreatetree = true;
}
print_grade_page_head($courseid, 'settings', 'setup', get_string('gradebooksetup', 'grades'));
// Print Table of categories and items
echo $OUTPUT->box_start('gradetreebox generalbox');
//did we update something in the db and thus invalidate $grade_edit_tree?
if ($recreatetree) {
$grade_edit_tree = new grade_edit_tree($gtree, $movingeid, $gpr);
}
$bulkmoveoptions = ['' => get_string('choosedots')] + $grade_edit_tree->categories;
$tpldata = (object) [
'actionurl' => $returnurl,
'sesskey' => sesskey(),
'showsave' => !$moving,
'showbulkmove' => !$moving && count($grade_edit_tree->categories) > 1,
'bulkmoveoptions' => array_map(function($option) use ($bulkmoveoptions) {
return [
'name' => $bulkmoveoptions[$option],
'value' => $option
];
}, array_keys($bulkmoveoptions))
];
// Check to see if we have a normalisation message to send.
if ($weightsadjusted) {
$notification = new \core\output\notification(get_string('weightsadjusted', 'grades'), \core\output\notification::NOTIFY_INFO);
$tpldata->notification = $notification->export_for_template($OUTPUT);
}
$tpldata->table = html_writer::table($grade_edit_tree->table);
echo $OUTPUT->render_from_template('core_grades/edit_tree', $tpldata);
echo $OUTPUT->box_end();
// Print action buttons
echo $OUTPUT->container_start('buttons mdl-align');
if ($moving) {
echo $OUTPUT->single_button(new moodle_url('index.php', array('id'=>$course->id)), get_string('cancel'), 'get');
} else {
echo $OUTPUT->single_button(new moodle_url('item.php', array('courseid' => $course->id)), get_string('additem',
'grades'), 'get');
if (!empty($CFG->enableoutcomes)) {
echo $OUTPUT->single_button(new moodle_url('outcomeitem.php', array('courseid'=>$course->id)), get_string('addoutcomeitem', 'grades'), 'get');
}
echo $OUTPUT->single_button(new moodle_url('category.php', array('courseid' => $course->id)), get_string('addcategory',
'grades'), 'get');
//echo $OUTPUT->(new moodle_url('index.php', array('id'=>$course->id, 'action'=>'autosort')), get_string('autosort', 'grades'), 'get');
}
echo $OUTPUT->container_end();
$PAGE->requires->yui_module('moodle-core-formchangechecker',
'M.core_formchangechecker.init',
array(array(
'formid' => 'gradetreeform'
))
);
$PAGE->requires->string_for_js('changesmadereallygoaway', 'moodle');
echo $OUTPUT->footer();
die;