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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/>.
/**
* Password type form element with unmask option
*
* Contains HTML class for a password type element with unmask option
*
* @package core_form
* @copyright 2009 Petr Skoda
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
if (!defined('MOODLE_INTERNAL')) {
die('Direct access to this script is forbidden.'); /// It must be included from a Moodle page
}
global $CFG;
require_once($CFG->libdir.'/form/password.php');
/**
* Password type form element with unmask option
*
* HTML class for a password type element with unmask option
*
* @package core_form
* @category form
* @copyright 2009 Petr Skoda {@link http://skodak.org}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class MoodleQuickForm_passwordunmask extends MoodleQuickForm_password {
/**
* constructor
*
* @param string $elementName (optional) name of the password element
* @param string $elementLabel (optional) label for password element
* @param mixed $attributes (optional) Either a typical HTML attribute string
* or an associative array
*/
public function __construct($elementName=null, $elementLabel=null, $attributes=null) {
// no standard mform in moodle should allow autocomplete of passwords
if (empty($attributes)) {
$attributes = array('autocomplete'=>'off');
} else if (is_array($attributes)) {
$attributes['autocomplete'] = 'off';
} else {
if (strpos($attributes, 'autocomplete') === false) {
$attributes .= ' autocomplete="off" ';
}
}
$this->_persistantFreeze = true;
parent::__construct($elementName, $elementLabel, $attributes);
$this->setType('passwordunmask');
}
/**
* Old syntax of class constructor. Deprecated in PHP7.
*
* @deprecated since Moodle 3.1
*/
public function MoodleQuickForm_passwordunmask($elementName=null, $elementLabel=null, $attributes=null) {
debugging('Use of class name as constructor is deprecated', DEBUG_DEVELOPER);
self::__construct($elementName, $elementLabel, $attributes);
}
/**
* Function to export the renderer data in a format that is suitable for a mustache template.
*
* @param renderer_base $output Used to do a final render of any components that need to be rendered for export.
* @return stdClass|array
*/
public function export_for_template(renderer_base $output) {
$context = parent::export_for_template($output);
$context['valuechars'] = array_fill(0, strlen($context['value']), 'x');
return $context;
}
/**
* Check that there is no whitespace at the beginning and end of the password.
*
* It turned out that wrapping whitespace can easily be pasted by accident when copying the text from elsewhere.
* Such a mistake is very hard to debug as the whitespace is not displayed.
*
* @param array $value Submitted value.
* @return string|null Validation error message or null.
*/
public function validateSubmitValue($value) {
if ($value !== null && $value !== trim($value)) {
return get_string('err_wrappingwhitespace', 'core_form');
}
return;
}
}