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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/>.
namespace tool_brickfield\local\htmlchecker\common;
/**
* Helper base class to check that input tags have an appropriate tab order
*
* @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 input_tab_index extends brickfield_accessibility_test {
/** @var string The tag name that this test applies to */
public $tag;
/** @var string The type of input tag this is */
public $type;
/** @var bool Wehether or not we should check the type attribute of the input tags */
public $notype = false;
/** Iterate through all the input items and make sure the tabindex exists and is numeric. */
public function check() {
foreach ($this->get_all_elements($this->tag) as $element) {
if (($element->getAttribute('type') == $this->type)
&& (!($element->hasAttribute('tabindex'))
|| !is_numeric($element->getAttribute('tabindex')))) {
$this->add_report($element);
}
}
}
}
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