forked from marxjohnson/moodle-report_targetgrades
/
distribute.php
300 lines (248 loc) · 12.9 KB
/
distribute.php
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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/>.
/**
* Distribute and Calulate Target Grades
*
* Displays a Big Select List to allow selection of courses for grades to be
* distributed to.
* When the form Calculate button is pressed, each selected course has
* the 4 required grade items created if necessary, and the grades for each student are
* calculated and entered. The gradebook is then re-sorted to move the target
* grade items to the front.
* If the Recalculate button is pressed, the grades on the pages which already
* have the grade items on are recalculated.
*
* @package report
* @subpackage targetgrades
* @author Mark Johnson <mark.johnson@tauntons.ac.uk>
* @copyright 2011 Tauntons College, UK
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once('../../../config.php');
require_once($CFG->libdir.'/gradelib.php');
require_once($CFG->dirroot.'/user/selector/lib.php');
require_once($CFG->libdir.'/adminlib.php');
require_once($CFG->dirroot.'/'.$CFG->admin.'/report/targetgrades/lib.php');
use report\targetgrades as tg;
require_login($SITE);
admin_externalpage_setup('reporttargetgrades', null, null, '/'.$CFG->admin.'/report/targetgrades/distribute.php');
$PAGE->navbar->add(get_string('mtgdistribute', 'report_targetgrades'));
$context = get_context_instance(CONTEXT_SYSTEM);
if (!has_capability('report/targetgrades:distribute', $context)){
print_error('noperms', 'report_targetgrades');
}
$defaultscale = optional_param('defaultscale', null, PARAM_INT);
if (!empty($defaultscale)) {
set_config('defaultscale', $defaultscale, 'report_targetgrades');
}
$config = tg\get_config(); // Get the raw config data for the block
if(preg_match('/(.+?\.?[*+].*?)[*+]/', $config->exclude_regex)) {
print_error('unsaferegex', 'report_targetgrades');
}
$potential_selector = new tg\potential_course_selector('potentialcourses');
$distributed_selector = new tg\distributed_course_selector('distributedcourses');
$potential_selector->exclude(array_keys(current($distributed_selector->find_users())));
$courses = array();
if (optional_param('calculate', false, PARAM_TEXT)) {
$courses = $potential_selector->get_selected_users();
} else if (optional_param('recalculate', false, PARAM_TEXT)) {
$courses = current($distributed_selector->find_users());
}
if (!empty($courses)) {
set_time_limit(0); // This could take a while, so disable max execution time
$output = '';
$itemnames = array('target' => get_string('item_mtg', 'report_targetgrades'),
'min' => get_string('item_alis', 'report_targetgrades'),
'alisnum' => get_string('item_alisnum', 'report_targetgrades'),
'avgcse' => get_string('item_avgcse', 'report_targetgrades'),
'cpg' => get_string('item_cpg', 'report_targetgrades'));
$empty_courses = array();
$unconfigured_courses = array();
$empty_students = array();
$failed_grade_calcs = array();
$errors = '';
$infofield = $DB->get_record('user_info_field', array('id' => $config->gcse_field));
foreach($courses as $course) {
$category = grade_category::fetch_course_category($course->id);
$records = null;
$regrade = false;
foreach ($itemnames as $item => $itemname) {
try {
if($grade_item = grade_item::fetch(array('idnumber'=>'targetgrades_'.$item, 'courseid'=>$course->id))) {
$itemdata = new stdClass();
if(empty($grade_item->timecreated)) {
$itemdata->timecreated = time();
}
if(empty($grade_item->itemnumber)) {
$itemdata->itemnumber = 0;
}
grade_item::set_properties($grade_item, $itemdata);
$grade_item->update();
unset($itemdata);
throw new tg\grade_item_exists_exception($item, $grade_item->id);
}
$itemclass = 'report\targetgrades\item_'.$item;
$itemdata = new $itemclass($course->id, $category->id);
if (in_array($item, array('target', 'min', 'cpg'))) {
try {
$itemdata->set_scale($course->qualtype, $defaultscale);
} catch (Exception $e) {
$failed_grade_calcs++;
$errors .= get_string('nogradescale', 'report_targetgrades', $e->getMessage()).'<br />';
}
}
$grade_item = new grade_item(array('courseid'=>$course->id, 'itemtype'=>'manual'), false);
grade_item::set_properties($grade_item, $itemdata);
$itemids[$item] = $grade_item->insert();
$regrade = true;
} catch (tg\grade_item_exists_exception $e) {
$itemids[$e->getMessage()] = $e->getId();
}
}
if($course->qualtype) {
// Get the ID and average GCSE score of all students in the course
$coursecontext = get_context_instance(CONTEXT_COURSE, $course->id);
$select = 'SELECT u.id AS id ';
$from = 'FROM {user} u
JOIN {role_assignments} ra
ON u.id = ra.userid ';
list($in_sql, $in_params) = $DB->get_in_or_equal($config->roles);
$params = array_merge($in_params, array($coursecontext->id));
$where = 'WHERE u.deleted = 0
AND ra.roleid '.$in_sql.'
AND ra.contextid = ?';
try {
$students = $DB->get_records_sql($select.$from.$where, $params);
if(!$students) {
throw new tg\no_students_exception($course->id);
}
if (!isset($course->pattern)) {
throw new tg\no_config_for_course_exception($course->id);
}
// If there are some students in the class
foreach($students as $student) {
if($data = $DB->get_record('user_info_data', array('fieldid' => $infofield->id, 'userid' => $student->id))) {
$student->avgcse = $data->data;
} else {
$student->avgcse = '';
}
try {
if (empty($student->avgcse)) {
throw new tg\no_data_for_student_exception($student->id);
}
if($avgcse = grade_grade::fetch(array('itemid' => $itemids['avgcse'], 'userid' => $student->id))) {
// If they've already got an average gcse grade, update it
$avgcse->rawgrade = $student->avgcse;
$avgcse->finalgrade = $student->avgcse;
$avgcse->timemodified = time();
$avgcse->update('report_targetgrades');
} else {
$avgcse = new grade_grade();
$avgcse->itemid = $itemids['avgcse'];
$avgcse->userid = $student->id;
$avgcse->rawgrade = $student->avgcse;
$avgcse->finalgrade = $student->avgcse;
$avgcse->timecreated = time();
$avgcse->timemodified = time();
$avgcse->insert('report_targetgrades');
}
$mtg = tg\calculate_mtg($student, $course);
if($alis = grade_grade::fetch(array('itemid' => $itemids['min'], 'userid' => $student->id))) {
$alis->rawgrade = $mtg['grade'];
$alis->finalgrade = $mtg['grade'];
$alis->timemodified = time();
$alis->update('report_targetgrades');
} else {
$alis = new grade_grade();
$alis->itemid = $itemids['min'];
$alis->userid = $student->id;
$alis->rawgrade = $mtg['grade'];
$alis->finalgrade = $mtg['grade'];
$alis->timecreated = time();
$alis->timemodified = time();
$alis->insert('report_targetgrades');
}
if($alis_num = grade_grade::fetch(array('itemid' => $itemids['alisnum'], 'userid' => $student->id))){
$alis_num->rawgrade = $mtg['number'];
$alis_num->finalgrade = $mtg['number'];
$alis_num->timemodified = time();
$alis_num->update('report_targetgrades');
} else {
$alis_num = new grade_grade();
$alis_num->itemid = $itemids['alisnum'];
$alis_num->userid = $student->id;
$alis_num->rawgrade = $mtg['number'];
$alis_num->finalgrade = $mtg['number'];
$alis_num->timecreated = time();
$alis_num->timemodified = time();
$alis_num->insert('report_targetgrades');
}
} catch (tg\no_data_for_student_exception $e) {
$empty_students[] = $e->getMessage();
} catch (tg\no_mtg_for_student_exception $e) {
$failed_grade_calcs[] = $e->getMessage();
}
}
} catch (tg\no_students_exception $e) {
$empty_courses[] = $e->getMessage();
} catch (tg\no_config_for_course_exception $e) {
$unconfigured_courses[] = $e->getMessage();
}
if($regrade) {
grade_regrade_final_grades($course->id);
tg\sort_gradebook($course);
}
}
}
$output = html_writer::start_tag('p').
get_string('distribute_success', 'report_targetgrades', count($distributed_selector->find_users())-count($empty_courses)-count($unconfigured_courses)).
html_writer::empty_tag('br').
get_string('distribute_empty', 'report_targetgrades', count($empty_courses)).
html_writer::empty_tag('br').
get_string('distribute_unconfigured', 'report_targetgrades', count($unconfigured_courses)).
html_writer::empty_tag('br').
get_string('distribute_noavgcse', 'report_targetgrades', count(array_unique($empty_students))).
html_writer::empty_tag('br').
get_string('distribute_failedcalc', 'report_targetgrades', count($failed_grade_calcs)).
html_writer::empty_tag('br').
$errors.
html_writer::end_tag('p');
}
$table = new html_table('course_selector');
$row = new html_table_row();
$row->cells[] = $distributed_selector->display(true);
$cell = html_writer::empty_tag('input', array('id' => 'report_targetgrades_calcbutton', 'name' => 'calculate', 'type' => 'submit', 'value' => $OUTPUT->larrow().' '.get_string('calculategrades', 'report_targetgrades')));
$cell .= $OUTPUT->help_icon('calculategrades', 'report_targetgrades');
$row->cells[] = $cell;
$row->cells[] = $potential_selector->display(true);
$table->data[] = $row;
$scales = $DB->get_records_menu('scale', null, null, 'id, name');
$defaultscale = (isset($config->defaultscale)) ? $config->defaultscale : null;
echo $OUTPUT->header();
tg\print_tabs(2);
if (isset($output)) {
echo $output;
}
echo html_writer::start_tag('form', array('action' => $PAGE->url->out(), 'method' => 'post'));
echo html_writer::tag('label', get_string('defaultscale', 'report_targetgrades'), array('for' => 'defaultscale'));
echo html_writer::select($scales, 'report_targetgrades', $defaultscale);
echo $OUTPUT->help_icon('defaultscale', 'report_targetgrades');
echo html_writer::table($table);
echo html_writer::empty_tag('input', array('type' => 'submit', 'name' => 'recalculate', 'value' => get_string('recalculate', 'report_targetgrades')));
echo $OUTPUT->help_icon('recalculate', 'report_targetgrades');
echo html_writer::end_tag('form');
echo $OUTPUT->footer();
?>