diff options
Diffstat (limited to 'system/helpers/text_helper.php')
| -rw-r--r-- | system/helpers/text_helper.php | 41 |
1 files changed, 20 insertions, 21 deletions
diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index 8a1f01b51..705238704 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -1,4 +1,4 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php /** * CodeIgniter * @@ -24,6 +24,7 @@ * @since Version 1.0 * @filesource */ +defined('BASEPATH') OR exit('No direct script access allowed'); /** * CodeIgniter Text Helpers @@ -89,7 +90,8 @@ if ( ! function_exists('character_limiter')) return $str; } - $str = preg_replace('/\s+/', ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str)); + // a bit complicated, but faster than preg_replace with \s+ + $str = preg_replace('/ {2,}/', ' ', str_replace(array("\r", "\n", "\t", "\x0B", "\x0C"), ' ', $str)); if (strlen($str) <= $n) { @@ -117,18 +119,15 @@ if ( ! function_exists('ascii_to_entities')) /** * High ASCII to Entities * - * Converts High ascii text and MS Word special characters to character entities + * Converts high ASCII text and MS Word special characters to character entities * - * @param string + * @param string $str * @return string */ function ascii_to_entities($str) { - $count = 1; - $out = ''; - $temp = array(); - - for ($i = 0, $s = strlen($str); $i < $s; $i++) + $out = ''; + for ($i = 0, $s = strlen($str), $count = 1, $temp = array(); $i < $s; $i++) { $ordinal = ord($str[$i]); @@ -140,7 +139,7 @@ if ( ! function_exists('ascii_to_entities')) */ if (count($temp) === 1) { - $out .= '&#'.array_shift($temp).';'; + $out .= '&#'.array_shift($temp).';'; $count = 1; } @@ -389,19 +388,19 @@ if ( ! function_exists('convert_accented_characters')) // ------------------------------------------------------------------------ -/** - * Word Wrap - * - * Wraps text at the specified character. Maintains the integrity of words. - * Anything placed between {unwrap}{/unwrap} will not be word wrapped, nor - * will URLs. - * - * @param string the text string - * @param int the number of characters to wrap at - * @return string - */ if ( ! function_exists('word_wrap')) { + /** + * Word Wrap + * + * Wraps text at the specified character. Maintains the integrity of words. + * Anything placed between {unwrap}{/unwrap} will not be word wrapped, nor + * will URLs. + * + * @param string $str the text string + * @param int $charlim = 76 the number of characters to wrap at + * @return string + */ function word_wrap($str, $charlim = 76) { // Set the character limit |