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authorDerek Allard <derek.allard@ellislab.com>2007-12-06 14:54:54 +0100
committerDerek Allard <derek.allard@ellislab.com>2007-12-06 14:54:54 +0100
commitd34c95b0554e8d43f3d3c96cc84a754e8f1e2372 (patch)
tree8ef0c921686008b26336002e788b7f6458714d45 /system
parent8acc6f679d8343b168c0661a18be20be9ec6316e (diff)
added strip_quotes(), quotes_to_entities(), reduce_multiples() to string helper
Diffstat (limited to 'system')
-rw-r--r--system/helpers/string_helper.php155
1 files changed, 1 insertions, 154 deletions
diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php
index 8ef715953..879ae2f8f 100644
--- a/system/helpers/string_helper.php
+++ b/system/helpers/string_helper.php
@@ -1,154 +1 @@
-<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * CodeIgniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author Rick Ellis
- * @copyright Copyright (c) 2006, EllisLab, Inc.
- * @license http://www.codeigniter.com/user_guide/license.html
- * @link http://www.codeigniter.com
- * @since Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * CodeIgniter String Helpers
- *
- * @package CodeIgniter
- * @subpackage Helpers
- * @category Helpers
- * @author Rick Ellis
- * @link http://www.codeigniter.com/user_guide/helpers/string_helper.html
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * Trim Slashes
- *
- * Removes any leading/traling slashes from a string:
- *
- * /this/that/theother/
- *
- * becomes:
- *
- * this/that/theother
- *
- * @access public
- * @param string
- * @return string
- */
-function trim_slashes($str)
-{
- return trim($str, '/');
-}
-
-// ------------------------------------------------------------------------
-
-/**
- * Reduce Double Slashes
- *
- * Converts double slashes in a string to a single slash,
- * except those found in http://
- *
- * http://www.some-site.com//index.php
- *
- * becomes:
- *
- * http://www.some-site.com/index.php
- *
- * @access public
- * @param string
- * @return string
- */
-function reduce_double_slashes($str)
-{
- return preg_replace("#([^:])//+#", "\\1/", $str);
-}
-
-// ------------------------------------------------------------------------
-
-/**
- * Create a Random String
- *
- * Useful for generating passwords or hashes.
- *
- * @access public
- * @param string type of random string. Options: alunum, numeric, nozero, unique
- * @param integer number of characters
- * @return string
- */
-function random_string($type = 'alnum', $len = 8)
-{
- switch($type)
- {
- case 'alnum' :
- case 'numeric' :
- case 'nozero' :
-
- switch ($type)
- {
- case 'alnum' : $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
- break;
- case 'numeric' : $pool = '0123456789';
- break;
- case 'nozero' : $pool = '123456789';
- break;
- }
-
- $str = '';
- for ($i=0; $i < $len; $i++)
- {
- $str .= substr($pool, mt_rand(0, strlen($pool) -1), 1);
- }
- return $str;
- break;
- case 'unique' : return md5(uniqid(mt_rand()));
- break;
- }
-}
-// ------------------------------------------------------------------------
-
-/**
- * Alternator
- *
- * Allows strings to be alternated. See docs...
- *
- * @access public
- * @param string (as many parameters as needed)
- * @return string
- */
-function alternator()
-{
- static $i;
-
- if (func_num_args() == 0)
- {
- $i = 0;
- return '';
- }
- $args = func_get_args();
- return $args[($i++ % count($args))];
-}
-
-// ------------------------------------------------------------------------
-
-/**
- * Repeater function
- *
- * @access public
- * @param string
- * @param integer number of repeats
- * @return string
- */
-function repeater($data, $num = 1)
-{
- return (($num > 0) ? str_repeat($data, $num) : '');
-}
-
-
-?> \ No newline at end of file
+<?php if (!defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 4.3.2 or newer * * @package CodeIgniter * @author Rick Ellis * @copyright Copyright (c) 2006, EllisLab, Inc. * @license http://www.codeigniter.com/user_guide/license.html * @link http://www.codeigniter.com * @since Version 1.0 * @filesource */ // ------------------------------------------------------------------------ /** * CodeIgniter String Helpers * * @package CodeIgniter * @subpackage Helpers * @category Helpers * @author Rick Ellis * @link http://www.codeigniter.com/user_guide/helpers/string_helper.html */ // ------------------------------------------------------------------------ /** * Trim Slashes * * Removes any leading/traling slashes from a string: * * /this/that/theother/ * * becomes: * * this/that/theother * * @access public * @param string * @return string */ function trim_slashes($str) { return trim($str, '/'); } // ------------------------------------------------------------------------ /** * Strip Slashes * * Removes slashes contained in a string or in an array * * @access public * @param mixed string or array * @return mixed stering or array */ function strip_slashes($str) { if (is_array($str)) { foreach ($str as $key => $val) { $str[$key] = strip_slashes($val); } } else { $str = stripslashes($str); } return $str; } // ------------------------------------------------------------------------ /** * Strip Quotes * * Removes single and double quotes from a string * * @access public * @param string * @return string */ function strip_quotes($str) { return str_replace(array('"', "'"), '', $str); } // ------------------------------------------------------------------------ /** * Quotes to Entities * * Converts single and double quotes to entities * * @access public * @param string * @return string */ function quotes_to_entities($str) { return str_replace(array("\'","\""), array("&#39;","&quot;"), $str); } // ------------------------------------------------------------------------ /** * Reduce Double Slashes * * Converts double slashes in a string to a single slash, * except those found in http:// * * http://www.some-site.com//index.php * * becomes: * * http://www.some-site.com/index.php * * @access public * @param string * @return string */ function reduce_double_slashes($str) { return preg_replace("#([^:])//+#", "\\1/", $str); } // ------------------------------------------------------------------------ /** * Reduce Multiples * * Reduces multiple instances of a particular character. Example: * * Fred, Bill,, Joe, Jimmy * * becomes: * * Fred, Bill, Joe, Jimmy * * @access public * @param string * @param string the character you wish to reduce * @param bool TRUE/FALSE - whether to trim the character from the beginning/end * @return string */ function reduce_multiples($str, $character = ',', $trim = FALSE) { $str = preg_replace("#".$character."+#", $character, $str); if ($trim == TRUE) { $str = trim($str, $character); } return $str; } // ------------------------------------------------------------------------ /** * Create a Random String * * Useful for generating passwords or hashes. * * @access public * @param string type of random string. Options: alunum, numeric, nozero, unique * @param integer number of characters * @return string */ function random_string($type = 'alnum', $len = 8) { switch($type) { case 'alnum' : case 'numeric' : case 'nozero' : switch ($type) { case 'alnum' : $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; break; case 'numeric' : $pool = '0123456789'; break; case 'nozero' : $pool = '123456789'; break; } $str = ''; for ($i=0; $i < $len; $i++) { $str .= substr($pool, mt_rand(0, strlen($pool) -1), 1); } return $str; break; case 'unique' : return md5(uniqid(mt_rand())); break; } } // ------------------------------------------------------------------------ /** * Alternator * * Allows strings to be alternated. See docs... * * @access public * @param string (as many parameters as needed) * @return string */ function alternator() { static $i; if (func_num_args() == 0) { $i = 0; return ''; } $args = func_get_args(); return $args[($i++ % count($args))]; } // ------------------------------------------------------------------------ /** * Repeater function * * @access public * @param string * @param integer number of repeats * @return string */ function repeater($data, $num = 1) { return (($num > 0) ? str_repeat($data, $num) : ''); } ?> \ No newline at end of file