diff options
Diffstat (limited to 'system/helpers/captcha_helper.php')
| -rw-r--r-- | system/helpers/captcha_helper.php | 52 |
1 files changed, 31 insertions, 21 deletions
diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php index f4ed6168f..201987ac8 100644 --- a/system/helpers/captcha_helper.php +++ b/system/helpers/captcha_helper.php @@ -2,26 +2,37 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.2.4 or newer + * An open source application development framework for PHP * - * NOTICE OF LICENSE + * This content is released under the MIT License (MIT) * - * Licensed under the Open Software License version 3.0 + * Copyright (c) 2014 - 2015, British Columbia Institute of Technology * - * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is - * also available through the world wide web at this URL: - * http://opensource.org/licenses/OSL-3.0 - * If you did not receive a copy of the license and are unable to obtain it - * through the world wide web, please send an email to - * licensing@ellislab.com so we can send you a copy immediately. + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: * - * @package CodeIgniter - * @author EllisLab Dev Team + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * @package CodeIgniter + * @author EllisLab Dev Team * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (http://ellislab.com/) - * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) - * @link http://codeigniter.com - * @since Version 1.0 + * @copyright Copyright (c) 2014 - 2015, British Columbia Institute of Technology (http://bcit.ca/) + * @license http://opensource.org/licenses/MIT MIT License + * @link http://codeigniter.com + * @since Version 1.0.0 * @filesource */ defined('BASEPATH') OR exit('No direct script access allowed'); @@ -60,6 +71,8 @@ if ( ! function_exists('create_captcha')) 'font_path' => '', 'expiration' => 7200, 'word_length' => 8, + 'font_size' => 16, + 'img_id' => '', 'pool' => '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ', 'colors' => array( 'background' => array(255,255,255), @@ -182,13 +195,13 @@ if ( ! function_exists('create_captcha')) $use_font = ($font_path !== '' && file_exists($font_path) && function_exists('imagettftext')); if ($use_font === FALSE) { - $font_size = 5; + ($font_size > 5) && $font_size = 5; $x = mt_rand(0, $img_width / ($length / 3)); $y = 0; } else { - $font_size = 16; + ($font_size > 30) && $font_size = 30; $x = mt_rand(0, $img_width / ($length / 1.5)); $y = $font_size + 2; } @@ -232,12 +245,9 @@ if ( ! function_exists('create_captcha')) return FALSE; } - $img = '<img src="'.$img_url.$img_filename.'" style="width: '.$img_width.'; height: '.$img_height .'; border: 0;" alt=" " />'; + $img = '<img '.($img_id === '' ? '' : 'id="'.$img_id.'"').' src="'.$img_url.$img_filename.'" style="width: '.$img_width.'; height: '.$img_height .'; border: 0;" alt=" " />'; ImageDestroy($im); return array('word' => $word, 'time' => $now, 'image' => $img, 'filename' => $img_filename); } } - -/* End of file captcha_helper.php */ -/* Location: ./system/helpers/captcha_helper.php */
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