<?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/>.
namespace tool_brickfield\local\htmlchecker\common\checks;
use tool_brickfield\local\htmlchecker\common\brickfield_accessibility_test;
/**
* Brickfield accessibility HTML checker library.
*
* Area should not open new window without warning.
* Area element, target attribute values must contain any one of (case insensitive) _self, _top, _parent.
*
* @package tool_brickfield
* @copyright 2020 onward: Brickfield Education Labs, www.brickfield.ie
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class area_dont_open_new_window extends brickfield_accessibility_test {
/** @var int The default severity code for this test. */
public $defaultseverity = \tool_brickfield\local\htmlchecker\brickfield_accessibility::BA_TEST_SEVERE;
/** @var string[] A list of targets which are allowed. */
public $allowedtargets = array('_self', '_parent', '_top');
/**
* The main check function. This is called by the parent class to actually check content
*/
public function check(): void {
> // Need to process all enabled lang versions of newwindowphrases.
foreach ($this->get_all_elements('area') as $area) {
> $text = brickfield_accessibility_test::get_all_newwindowphrases();
if ($area->hasAttribute('target') && !in_array($area->getAttribute('target'), $this->allowedtargets)) {
>
$this->add_report($area);
> $phrasefound = false;
}
> foreach ($text as $phrase) {
}
> // Sanity check for readable text.
}
> if (!brickfield_accessibility_test::is_text_readable($phrase)) {
}
> break;
> }
> $pos = stripos($area->getAttribute('alt'), $phrase);
> if ($pos !== false) {
> $phrasefound = true;
> break;
> }
> }
> if (!$phrasefound) {
> }