9413d65ee0
The images were not loading in the filemanager. This meant that when the element was saved the images would be deleted for that course, affecting existing image elements as well.
256 lines
9.3 KiB
PHP
256 lines
9.3 KiB
PHP
<?php
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// This file is part of the customcert module for 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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defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
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require_once($CFG->dirroot . '/mod/customcert/element/element.class.php');
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require_once($CFG->dirroot . '/mod/customcert/element/grade/lib.php');
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/**
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* Date - Issue
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*/
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define('CUSTOMCERT_DATE_ISSUE', '1');
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/**
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* Date - Completion
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*/
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define('CUSTOMCERT_DATE_COMPLETION', '2');
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/**
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* The customcert element date's core interaction API.
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*
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* @package customcertelement_date
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* @copyright 2013 Mark Nelson <markn@moodle.com>
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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 customcert_element_date extends customcert_element_base {
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/**
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* This function renders the form elements when adding a customcert element.
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*
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* @param mod_customcert_edit_element_form $mform the edit_form instance
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*/
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public function render_form_elements($mform) {
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// Get the possible date options.
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$dateoptions = array();
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$dateoptions[CUSTOMCERT_DATE_ISSUE] = get_string('issueddate', 'customcertelement_date');
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$dateoptions[CUSTOMCERT_DATE_COMPLETION] = get_string('completiondate', 'customcertelement_date');
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$dateoptions = $dateoptions + customcert_element_grade::get_grade_items();
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$mform->addElement('select', 'dateitem', get_string('dateitem', 'customcertelement_date'), $dateoptions);
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$mform->addHelpButton('dateitem', 'dateitem', 'customcertelement_date');
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$mform->addElement('select', 'dateformat', get_string('dateformat', 'customcertelement_date'), self::get_date_formats());
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$mform->addHelpButton('dateformat', 'dateformat', 'customcertelement_date');
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parent::render_form_elements($mform);
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}
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/**
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* This will handle how form data will be saved into the data column in the
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* customcert_elements table.
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*
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* @param stdClass $data the form data
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* @return string the json encoded array
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*/
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public function save_unique_data($data) {
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// Array of data we will be storing in the database.
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$arrtostore = array(
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'dateitem' => $data->dateitem,
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'dateformat' => $data->dateformat
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);
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// Encode these variables before saving into the DB.
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return json_encode($arrtostore);
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}
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/**
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* Handles rendering the element on the pdf.
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*
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* @param pdf $pdf the pdf object
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* @param bool $preview true if it is a preview, false otherwise
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*/
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public function render($pdf, $preview) {
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global $COURSE, $DB, $USER;
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// If there is no element data, we have nothing to display.
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if (empty($this->element->data)) {
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return;
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}
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// Decode the information stored in the database.
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$dateinfo = json_decode($this->element->data);
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$dateitem = $dateinfo->dateitem;
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$dateformat = $dateinfo->dateformat;
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// If we are previewing this certificate then just show a demonstration date.
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if ($preview) {
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$date = time();
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} else {
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// Get the page.
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$page = $DB->get_record('customcert_pages', array('id' => $this->element->pageid), '*', MUST_EXIST);
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// Now we can get the issue for this user.
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$issue = $DB->get_record('customcert_issues', array('userid' => $USER->id, 'customcertid' => $page->customcertid), '*', MUST_EXIST);
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if ($dateitem == CUSTOMCERT_DATE_ISSUE) {
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$date = $issue->timecreated;
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} else if ($dateitem == CUSTOMCERT_DATE_COMPLETION) {
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// Get the enrolment end date.
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$sql = "SELECT MAX(c.timecompleted) as timecompleted
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FROM {course_completions} c
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WHERE c.userid = :userid
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AND c.course = :courseid";
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if ($timecompleted = $DB->get_record_sql($sql, array('userid' => $issue->userid, 'courseid' => $COURSE->id))) {
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if (!empty($timecompleted->timecompleted)) {
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$date = $timecompleted->timecompleted;
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}
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}
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} else {
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$gradeitem = new stdClass();
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$gradeitem->gradeitem = $dateitem;
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$gradeitem->gradeformat = GRADE_DISPLAY_TYPE_PERCENTAGE;
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if ($modinfo = customcert_element_grade::get_grade($gradeitem, $issue->userid)) {
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$date = $modinfo->dategraded;
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}
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}
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}
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// Ensure that a date has been set.
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if (!empty($date)) {
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parent::render_content($pdf, $this->get_date_format_string($date, $dateformat));
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}
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}
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/**
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* Render the element in html.
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*
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* This function is used to render the element when we are using the
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* drag and drop interface to position it.
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*/
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public function render_html() {
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// If there is no element data, we have nothing to display.
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if (empty($this->element->data)) {
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return;
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}
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// Decode the information stored in the database.
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$dateinfo = json_decode($this->element->data);
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$dateformat = $dateinfo->dateformat;
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return parent::render_html_content($this->get_date_format_string(time(), $dateformat));
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}
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/**
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* Sets the data on the form when editing an element.
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*
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* @param mod_customcert_edit_element_form $mform the edit_form instance
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*/
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public function definition_after_data($mform) {
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// Set the item and format for this element.
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if (!empty($this->element->data)) {
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$dateinfo = json_decode($this->element->data);
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$this->element->dateitem = $dateinfo->dateitem;
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$this->element->dateformat = $dateinfo->dateformat;
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}
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parent::definition_after_data($mform);
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}
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/**
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* This function is responsible for handling the restoration process of the element.
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*
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* We will want to update the course module the date element is pointing to as it will
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* have changed in the course restore.
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*
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* @param restore_customcert_activity_task $restore
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*/
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public function after_restore($restore) {
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global $DB;
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$dateinfo = json_decode($this->element->data);
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if ($newitem = restore_dbops::get_backup_ids_record($restore->get_restoreid(), 'course_module', $dateinfo->dateitem)) {
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$dateinfo->dateitem = $newitem->newitemid;
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$DB->set_field('customcert_elements', 'data', self::save_unique_data($dateinfo), array('id' => $this->element->id));
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}
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}
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/**
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* Helper function to return all the date formats.
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*
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* @return array the list of date formats
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*/
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public static function get_date_formats() {
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$dateformats = array();
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$dateformats[1] = 'January 1, 2000';
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$dateformats[2] = 'January 1st, 2000';
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$dateformats[3] = '1 January 2000';
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$dateformats[4] = 'January 2000';
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$dateformats[5] = get_string('userdateformat', 'customcertelement_date');
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return $dateformats;
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}
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/**
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* Returns the date in a readable format.
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*
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* @param int $date
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* @param string $dateformat
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* @return string
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*/
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private function get_date_format_string($date, $dateformat) {
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switch ($dateformat) {
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case 1:
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$certificatedate = userdate($date, '%B %d, %Y');
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break;
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case 2:
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$suffix = $this->get_ordinal_number_suffix(userdate($date, '%d'));
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$certificatedate = userdate($date, '%B %d' . $suffix . ', %Y');
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break;
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case 3:
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$certificatedate = userdate($date, '%d %B %Y');
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break;
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case 4:
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$certificatedate = userdate($date, '%B %Y');
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break;
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default:
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$certificatedate = userdate($date, get_string('strftimedate', 'langconfig'));
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}
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return $certificatedate;
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}
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/**
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* Helper function to return the suffix of the day of
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* the month, eg 'st' if it is the 1st of the month.
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*
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* @param int $day the day of the month
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* @return string the suffix.
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*/
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private function get_ordinal_number_suffix($day) {
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if (!in_array(($day % 100), array(11, 12, 13))) {
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switch ($day % 10) {
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// Handle 1st, 2nd, 3rd.
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case 1:
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return get_string('numbersuffix_st', 'customcertelement_date');
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case 2:
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return get_string('numbersuffix_nd', 'customcertelement_date');
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case 3:
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return get_string('numbersuffix_rd', 'customcertelement_date');
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}
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}
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return 'th';
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}
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}
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