diff options
Diffstat (limited to 'system/helpers/text_helper.php')
| -rw-r--r-- | system/helpers/text_helper.php | 33 |
1 files changed, 24 insertions, 9 deletions
diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index fb47036f2..07c01c3af 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -6,7 +6,7 @@ * * This content is released under the MIT License (MIT) * - * Copyright (c) 2014 - 2015, British Columbia Institute of Technology + * Copyright (c) 2014 - 2017, British Columbia Institute of Technology * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal @@ -28,10 +28,10 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (http://ellislab.com/) - * @copyright Copyright (c) 2014 - 2015, British Columbia Institute of Technology (http://bcit.ca/) + * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) + * @copyright Copyright (c) 2014 - 2017, British Columbia Institute of Technology (http://bcit.ca/) * @license http://opensource.org/licenses/MIT MIT License - * @link http://codeigniter.com + * @link https://codeigniter.com * @since Version 1.0.0 * @filesource */ @@ -44,7 +44,7 @@ defined('BASEPATH') OR exit('No direct script access allowed'); * @subpackage Helpers * @category Helpers * @author EllisLab Dev Team - * @link http://codeigniter.com/user_guide/helpers/text_helper.html + * @link https://codeigniter.com/user_guide/helpers/text_helper.html */ // ------------------------------------------------------------------------ @@ -102,7 +102,7 @@ if ( ! function_exists('character_limiter')) } // a bit complicated, but faster than preg_replace with \s+ - $str = preg_replace('/ {2,}/', ' ', str_replace(array("\r", "\n", "\t", "\x0B", "\x0C"), ' ', $str)); + $str = preg_replace('/ {2,}/', ' ', str_replace(array("\r", "\n", "\t", "\v", "\f"), ' ', $str)); if (mb_strlen($str) <= $n) { @@ -275,13 +275,28 @@ if ( ! function_exists('word_censor')) foreach ($censored as $badword) { + $badword = str_replace('\*', '\w*?', preg_quote($badword, '/')); if ($replacement !== '') { - $str = preg_replace("/({$delim})(".str_replace('\*', '\w*?', preg_quote($badword, '/')).")({$delim})/i", "\\1{$replacement}\\3", $str); + $str = preg_replace( + "/({$delim})(".$badword.")({$delim})/i", + "\\1{$replacement}\\3", + $str + ); } - else + elseif (preg_match_all("/{$delim}(".$badword."){$delim}/i", $str, $matches, PREG_PATTERN_ORDER | PREG_OFFSET_CAPTURE)) { - $str = preg_replace("/({$delim})(".str_replace('\*', '\w*?', preg_quote($badword, '/')).")({$delim})/ie", "'\\1'.str_repeat('#', strlen('\\2')).'\\3'", $str); + $matches = $matches[1]; + for ($i = count($matches) - 1; $i >= 0; $i--) + { + $length = strlen($matches[$i][0]); + $str = substr_replace( + $str, + str_repeat('#', $length), + $matches[$i][1], + $length + ); + } } } |