Callback.php
6 years ago
Compare.php
6 years ago
Each.php
6 years ago
Empty.php
6 years ago
Length.php
6 years ago
MaxFileSize.php
6 years ago
MimeType.php
6 years ago
Nonempty.php
6 years ago
NotCallback.php
6 years ago
NotRegex.php
6 years ago
Regex.php
6 years ago
Required.php
6 years ago
Empty.php
90 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Rule checking that the field is empty |
| 4 | * |
| 5 | * PHP version 5 |
| 6 | * |
| 7 | * LICENSE: |
| 8 | * |
| 9 | * Copyright (c) 2006-2010, Alexey Borzov <avb@php.net>, |
| 10 | * Bertrand Mansion <golgote@mamasam.com> |
| 11 | * All rights reserved. |
| 12 | * |
| 13 | * Redistribution and use in source and binary forms, with or without |
| 14 | * modification, are permitted provided that the following conditions |
| 15 | * are met: |
| 16 | * |
| 17 | * * Redistributions of source code must retain the above copyright |
| 18 | * notice, this list of conditions and the following disclaimer. |
| 19 | * * Redistributions in binary form must reproduce the above copyright |
| 20 | * notice, this list of conditions and the following disclaimer in the |
| 21 | * documentation and/or other materials provided with the distribution. |
| 22 | * * The names of the authors may not be used to endorse or promote products |
| 23 | * derived from this software without specific prior written permission. |
| 24 | * |
| 25 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS |
| 26 | * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| 27 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 28 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| 29 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 30 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 31 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 32 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 33 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| 34 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 35 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 36 | * |
| 37 | * @category HTML |
| 38 | * @package HTML_QuickForm2 |
| 39 | * @author Alexey Borzov <avb@php.net> |
| 40 | * @author Bertrand Mansion <golgote@mamasam.com> |
| 41 | * @license http://opensource.org/licenses/bsd-license.php New BSD License |
| 42 | * @version SVN: $Id: Empty.php 299480 2010-05-19 06:55:03Z avb $ |
| 43 | * @link http://pear.php.net/package/HTML_QuickForm2 |
| 44 | */ |
| 45 | |
| 46 | /** |
| 47 | * Base class for HTML_QuickForm2 rules |
| 48 | */ |
| 49 | // require_once 'HTML/QuickForm2/Rule.php'; |
| 50 | |
| 51 | /** |
| 52 | * Rule checking that the field is empty |
| 53 | * |
| 54 | * Handles both simple form fields and file uploads, the latter are considered |
| 55 | * valid iff no file upload was attempted. |
| 56 | * |
| 57 | * The rule doesn't make much sense if used separately, but can be very helpful |
| 58 | * if chained: |
| 59 | * <code> |
| 60 | * $spamCheck->addRule('empty') |
| 61 | * ->or_($email->createRule('nonempty', 'Supply a valid email if you want to receive our spam') |
| 62 | * ->and_($email->createRule('email'))); |
| 63 | * </code> |
| 64 | * |
| 65 | * @category HTML |
| 66 | * @package HTML_QuickForm2 |
| 67 | * @author Alexey Borzov <avb@php.net> |
| 68 | * @author Bertrand Mansion <golgote@mamasam.com> |
| 69 | * @version Release: @package_version@ |
| 70 | */ |
| 71 | class HTML_QuickForm2_Rule_Empty extends HTML_QuickForm2_Rule |
| 72 | { |
| 73 | protected function validateOwner() |
| 74 | { |
| 75 | $value = $this->owner->getValue(); |
| 76 | if (!$this->owner instanceof HTML_QuickForm2_Element_InputFile) { |
| 77 | return 0 == strlen($value); |
| 78 | } else { |
| 79 | return isset($value['error']) && UPLOAD_ERR_NO_FILE == $value['error']; |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | protected function getJavascriptCallback() |
| 84 | { |
| 85 | return "function() { return " . $this->owner->getJavascriptValue() . " == ''; }"; |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | ?> |
| 90 |