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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program 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 this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2015 (original work) Open Assessment Technologies SA; |
| 19 | * |
| 20 | */ |
| 21 | |
| 22 | /** |
| 23 | * Validates that the value is a valid email address. |
| 24 | * |
| 25 | * @author Aleh Hutnikau <hutnikau@1pt.com> |
| 26 | * @package tao |
| 27 | */ |
| 28 | class tao_helpers_form_validators_Email extends tao_helpers_form_Validator |
| 29 | { |
| 30 | /** |
| 31 | * Overrides parent default message |
| 32 | * |
| 33 | * @return string |
| 34 | */ |
| 35 | protected function getDefaultMessage() |
| 36 | { |
| 37 | return __('This is not a valid email address.'); |
| 38 | } |
| 39 | |
| 40 | /** |
| 41 | * Validates a value to see if it is a valid email. |
| 42 | * |
| 43 | * @access public |
| 44 | * @author Aleh Hutnikau <hutnikau@1pt.com> |
| 45 | * @param string $values the value to be validated |
| 46 | * @return boolean whether the value is a valid email |
| 47 | */ |
| 48 | public function evaluate($values) |
| 49 | { |
| 50 | return (bool) filter_var($values, FILTER_VALIDATE_EMAIL); |
| 51 | } |
| 52 | } |