moodle-mod_htmlcert/elements/date/lib.php
2013-03-13 18:19:08 -07:00

139 lines
4.3 KiB
PHP

<?php
// This file is part of the customcert module for 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 date elements core interaction API.
*
* @package customcertelement_date
* @copyright Mark Nelson <markn@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once($CFG->dirroot . '/mod/customcert/elements/element.class.php');
class customcert_element_date extends customcert_element_base {
/**
* Constructor.
*
* @param stdClass $element the element data
*/
function __construct($element) {
parent::__construct($element);
}
/**
* This function renders the form elements when adding a customcert element.
*
* @param stdClass $mform the edit_form instance.
*/
public function render_form_elements($mform) {
// The identifier.
$id = $this->element->id;
$dateitem = '';
$dateformat = '';
// Check if there is any data for this element.
if (!empty($this->element->data)) {
$dateinfo = json_decode($this->element->data);
$dateitem = $dateinfo->dateitem;
$dateformat = $dateinfo->dateformat;
}
$mform->addElement('select', 'dateitem_' . $id, get_string('dateitem', 'customcertelement_date'), $this->get_date_options());
$mform->addElement('select', 'dateformat_' . $id, get_string('dateformat', 'customcertelement_date'), $this->get_date_formats());
parent::render_form_elements($mform);
$mform->setDefault('dateitem_' . $id, $dateitem);
$mform->setDefault('dateformat_' . $id, $dateformat);
// Add help buttons.
$mform->addHelpButton('dateitem_' . $id, 'dateitem', 'customcertelement_date');
$mform->addHelpButton('dateformat_' . $id, 'dateformat', 'customcertelement_date');
}
/**
* This will handle how form data will be saved into the data column in the
* customcert column.
*
* @param stdClass $data the form data.
* @return string the json encoded array
*/
public function save_unique_data($data) {
// The identifier.
$id = $this->element->id;
// Get the date item and format from the form.
$dateitem = 'dateitem_' . $id;
$dateitem = $data->$dateitem;
$dateformat = 'dateformat_' . $id;
$dateformat = $data->$dateformat;
// Array of data we will be storing in the database.
$arrtostore = array(
'dateitem' => $dateitem,
'dateformat' => $dateformat
);
// Encode these variables before saving into the DB.
return json_encode($arrtostore);
}
/**
* Handles displaying the element on the pdf.
*
* @param $pdf the pdf object, see lib/pdflib.php
* @todo functionality missing, add when we start rendering the pdf
*/
public function display($pdf) {
global $USER;
// TO DO.
}
/**
* Helper function to return all the date options.
*
* @return array the list of date options
*/
public function get_date_options() {
$dateoptions['1'] = get_string('issueddate', 'certificate');
$dateoptions['2'] = get_string('completiondate', 'certificate');
return $dateoptions;
}
/**
* Helper function to return all the date formats.
*
* @return array the list of date formats
*/
public function get_date_formats() {
$dateformats = array();
$dateformats[] = 'January 1, 2000';
$dateformats[] = 'January 1st, 2000';
$dateformats[] = '1 January 2000';
$dateformats[] = 'January 2000';
$dateformats[] = get_string('userdateformat', 'certificate');
return $dateformats;
}
}