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1 <?php 2 // This file is part of Moodle - http://moodle.org/ 3 // 4 // Moodle is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // Moodle is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU General Public License for more details. 13 // 14 // You should have received a copy of the GNU General Public License 15 // along with Moodle. If not, see <http://www.gnu.org/licenses/>. 16 17 namespace tool_brickfield\local\htmlchecker\common; 18 19 /** 20 * Helper base class to check that input tags have an appropriate tab order 21 * 22 * @package tool_brickfield 23 * @copyright 2020 onward: Brickfield Education Labs, www.brickfield.ie 24 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 25 */ 26 class input_tab_index extends brickfield_accessibility_test { 27 /** @var string The tag name that this test applies to */ 28 public $tag; 29 30 /** @var string The type of input tag this is */ 31 public $type; 32 33 /** @var bool Wehether or not we should check the type attribute of the input tags */ 34 public $notype = false; 35 36 /** Iterate through all the input items and make sure the tabindex exists and is numeric. */ 37 public function check() { 38 foreach ($this->get_all_elements($this->tag) as $element) { 39 if (($element->getAttribute('type') == $this->type) 40 && (!($element->hasAttribute('tabindex')) 41 || !is_numeric($element->getAttribute('tabindex')))) { 42 $this->add_report($element); 43 } 44 } 45 } 46 }
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