moodle-mod_htmlcert/element/userfield/classes/element.php

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<?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/>.
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/**
* This file contains the customcert element userfield's core interaction API.
*
* @package customcertelement_userfield
* @copyright 2013 Mark Nelson <markn@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace customcertelement_userfield;
defined('MOODLE_INTERNAL') || die();
/**
* The customcert element userfield's core interaction API.
*
* @package customcertelement_userfield
* @copyright 2013 Mark Nelson <markn@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class element extends \mod_customcert\element {
/**
* This function renders the form elements when adding a customcert element.
*
* @param \mod_customcert\edit_element_form $mform the edit_form instance
*/
public function render_form_elements($mform) {
// Get the user profile fields.
$userfields = array(
'firstname' => get_user_field_name('firstname'),
'lastname' => get_user_field_name('lastname'),
'email' => get_user_field_name('email'),
'city' => get_user_field_name('city'),
'country' => get_user_field_name('country'),
'url' => get_user_field_name('url'),
'icq' => get_user_field_name('icq'),
'skype' => get_user_field_name('skype'),
'aim' => get_user_field_name('aim'),
'yahoo' => get_user_field_name('yahoo'),
'msn' => get_user_field_name('msn'),
'idnumber' => get_user_field_name('idnumber'),
'institution' => get_user_field_name('institution'),
'department' => get_user_field_name('department'),
'phone1' => get_user_field_name('phone1'),
'phone2' => get_user_field_name('phone2'),
'address' => get_user_field_name('address')
);
// Get the user custom fields.
$arrcustomfields = \availability_profile\condition::get_custom_profile_fields();
$customfields = array();
foreach ($arrcustomfields as $key => $customfield) {
$customfields[$customfield->id] = $key;
}
// Combine the two.
$fields = $userfields + $customfields;
\core_collator::asort($fields);
// Create the select box where the user field is selected.
$mform->addElement('select', 'userfield', get_string('userfield', 'customcertelement_userfield'), $fields);
$mform->setType('userfield', PARAM_ALPHANUM);
$mform->addHelpButton('userfield', 'userfield', 'customcertelement_userfield');
parent::render_form_elements($mform);
}
/**
* This will handle how form data will be saved into the data column in the
* customcert_elements table.
*
* @param \stdClass $data the form data
* @return string the text
*/
public function save_unique_data($data) {
return $data->userfield;
}
/**
* Handles rendering the element on the pdf.
*
* @param \pdf $pdf the pdf object
* @param bool $preview true if it is a preview, false otherwise
* @param \stdClass $user the user we are rendering this for
*/
public function render($pdf, $preview, $user) {
global $CFG, $DB;
// The user field to display.
$field = $this->get_data();
// The value to display on the PDF.
$value = '';
if (is_number($field)) { // Must be a custom user profile field.
if ($field = $DB->get_record('user_info_field', array('id' => $field))) {
$file = $CFG->dirroot . '/user/profile/field/' . $field->datatype . '/field.class.php';
if (file_exists($file)) {
require_once($CFG->dirroot . '/user/profile/lib.php');
require_once($file);
$class = "profile_field_{$field->datatype}";
$field = new $class($field->id, $user->id);
$value = $field->display_data();
}
}
} else if (!empty($user->$field)) { // Field in the user table.
$value = $user->$field;
}
\mod_customcert\element_helper::render_content($pdf, $this, $value);
}
/**
* Render the element in html.
*
* This function is used to render the element when we are using the
* drag and drop interface to position it.
*/
public function render_html() {
global $CFG, $DB, $USER;
// The user field to display.
$field = $this->get_data();
// The value to display - we always want to show a value here so it can be repositioned.
$value = $field;
if (is_number($field)) { // Must be a custom user profile field.
if ($field = $DB->get_record('user_info_field', array('id' => $field))) {
// Found the field name, let's update the value to display.
$value = $field->name;
$file = $CFG->dirroot . '/user/profile/field/' . $field->datatype . '/field.class.php';
if (file_exists($file)) {
require_once($CFG->dirroot . '/user/profile/lib.php');
require_once($file);
$class = "profile_field_{$field->datatype}";
$field = new $class($field->id, $USER->id);
if ($fieldvalue = $field->display_data()) {
// Ok, found a value for the user, let's show that instead.
$value = $fieldvalue;
}
}
}
} else if (!empty($USER->$field)) { // Field in the user table.
$value = $USER->$field;
}
return \mod_customcert\element_helper::render_html_content($this, $value);
}
/**
* Sets the data on the form when editing an element.
*
* @param \mod_customcert\edit_element_form $mform the edit_form instance
*/
public function definition_after_data($mform) {
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$data = $this->get_data();
if (!empty($data)) {
$element = $mform->getElement('userfield');
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$element->setValue($data);
}
parent::definition_after_data($mform);
}
}