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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Contains class core_cohort\output\cohortidnumber
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*
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* @package core_cohort
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* @copyright 2016 Marina Glancy
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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namespace core_cohort\output;
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use core_external\external_api;
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use lang_string;
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/**
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* Class to prepare a cohort idnumber for display.
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*
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* @package core_cohort
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* @copyright 2016 Marina Glancy
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class cohortidnumber extends \core\output\inplace_editable {
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/**
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* Constructor.
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*
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* @param stdClass $cohort
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*/
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public function __construct($cohort) {
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$cohortcontext = \context::instance_by_id($cohort->contextid);
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$editable = has_capability('moodle/cohort:manage', $cohortcontext);
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$displayvalue = s($cohort->idnumber); // All idnumbers are plain text.
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parent::__construct('core_cohort', 'cohortidnumber', $cohort->id, $editable,
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$displayvalue,
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$cohort->idnumber,
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new lang_string('editcohortidnumber', 'cohort'),
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new lang_string('newidnumberfor', 'cohort', $displayvalue));
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}
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/**
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* Updates cohort name and returns instance of this object
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*
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* @param int $cohortid
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* @param string $newvalue
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* @return static
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*/
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public static function update($cohortid, $newvalue) {
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global $DB;
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$cohort = $DB->get_record('cohort', array('id' => $cohortid), '*', MUST_EXIST);
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$cohortcontext = \context::instance_by_id($cohort->contextid);
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external_api::validate_context($cohortcontext);
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require_capability('moodle/cohort:manage', $cohortcontext);
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if ($newvalue == '' || !$DB->record_exists_select('cohort', 'idnumber = ? AND id != ?', [$newvalue, $cohort->id])) {
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$record = (object) ['id' => $cohort->id, 'idnumber' => $newvalue, 'contextid' => $cohort->contextid];
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cohort_update_cohort($record);
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$cohort->idnumber = $newvalue;
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}
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return new static($cohort);
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}
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}
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