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| author | Daniel Hunsaker <danhunsaker@gmail.com> | 2013-02-22 21:49:33 +0100 |
|---|---|---|
| committer | Daniel Hunsaker <danhunsaker@gmail.com> | 2013-02-22 21:49:33 +0100 |
| commit | 44a6d1da2be916fe0f23a3ea4d5fcb391d7f65dd (patch) | |
| tree | 31549ebf6ea5ea98e4347eb640d1caa685316f3e /system/helpers/captcha_helper.php | |
| parent | 353f9834adf3f44c6c7a0f924089bb2b43360404 (diff) | |
| parent | eb291c1d1e1116a4420fa30e587adeea0451eeb7 (diff) | |
Merge branch 'develop' of github.com:EllisLab/CodeIgniter into feature/exit-status
Diffstat (limited to 'system/helpers/captcha_helper.php')
| -rw-r--r-- | system/helpers/captcha_helper.php | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php index 83783324b..78e255a15 100644 --- a/system/helpers/captcha_helper.php +++ b/system/helpers/captcha_helper.php @@ -93,7 +93,7 @@ if ( ! function_exists('create_captcha')) // Do we have a "word" yet? // ----------------------------------- - if ($word === '') + if (empty($word)) { $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; $word = ''; @@ -102,6 +102,10 @@ if ( ! function_exists('create_captcha')) $word .= $pool[mt_rand(0, $mt_rand_max)]; } } + elseif ( ! is_string($word)) + { + $word = (string) $word; + } // ----------------------------------- // Determine angle and position |