diff options
Diffstat (limited to 'system/helpers/string_helper.php')
| -rw-r--r-- | system/helpers/string_helper.php | 87 |
1 files changed, 35 insertions, 52 deletions
diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index b42799a8e..0c47d440a 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -73,16 +73,14 @@ if ( ! function_exists('strip_slashes')) */ function strip_slashes($str) { - if (is_array($str)) + if ( ! is_array($str)) { - foreach ($str as $key => $val) - { - $str[$key] = strip_slashes($val); - } + return stripslashes($str); } - else + + foreach ($str as $key => $val) { - $str = stripslashes($str); + $str[$key] = strip_slashes($val); } return $str; @@ -173,13 +171,7 @@ if ( ! function_exists('reduce_multiples')) function reduce_multiples($str, $character = ',', $trim = FALSE) { $str = preg_replace('#'.preg_quote($character, '#').'{2,}#', $character, $str); - - if ($trim === TRUE) - { - return trim($str, $character); - } - - return $str; + return ($trim === TRUE) ? trim($str, $character) : $str; } } @@ -198,44 +190,36 @@ if ( ! function_exists('random_string')) */ function random_string($type = 'alnum', $len = 8) { - switch($type) + switch ($type) { - case 'basic' : return mt_rand(); - break; - case 'alnum' : - case 'numeric' : - case 'nozero' : - case 'alpha' : - - switch ($type) - { - case 'alpha' : $pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; - break; - case 'alnum' : $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; - break; - case 'numeric' : $pool = '0123456789'; - break; - case 'nozero' : $pool = '123456789'; - break; - } - - $str = substr(str_shuffle(str_repeat($pool, ceil($len/strlen($pool)))),0,$len); - - return $str; - break; - case 'unique' : - case 'md5' : - - return md5(uniqid(mt_rand())); - break; - case 'encrypt' : - case 'sha1' : - - $CI =& get_instance(); - $CI->load->helper('security'); - - return do_hash(uniqid(mt_rand(), TRUE), 'sha1'); - break; + case 'basic': + return mt_rand(); + case 'alnum': + case 'numeric': + case 'nozero': + case 'alpha': + switch ($type) + { + case 'alpha': + $pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; + break; + case 'alnum': + $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; + break; + case 'numeric': + $pool = '0123456789'; + break; + case 'nozero': + $pool = '123456789'; + break; + } + return substr(str_shuffle(str_repeat($pool, ceil($len / strlen($pool)))), 0, $len); + case 'unique': + case 'md5': + return md5(uniqid(mt_rand())); + case 'encrypt': + case 'sha1': + return sha1(uniqid(mt_rand(), TRUE)); } } } @@ -255,7 +239,6 @@ if ( ! function_exists('increment_string')) function increment_string($str, $separator = '_', $first = 1) { preg_match('/(.+)'.$separator.'([0-9]+)$/', $str, $match); - return isset($match[2]) ? $match[1].$separator.($match[2] + 1) : $str.$separator.$first; } } |