MINOR: Fix style according to style guidelines, and add a comment about use of "$2y" instead of "$2a"

This commit is contained in:
Andrew O'Neil 2012-05-02 14:59:39 +12:00
parent fa60f9e8b2
commit a2e9c001d7

View File

@ -134,12 +134,18 @@ class PasswordEncryptor_Blowfish extends PasswordEncryptor {
protected static $cost = 10;
function encrypt($password, $salt = null, $member = null) {
// We use $2y$ here instead of $2a$ - in PHP < 5.3.7, passwords
// with non-ascii characters will use a flawed version of the blowfish
// algorithm when specified with $2a$. $2y$ specifies non-flawed version
// in all cases.
// See https://bugs.php.net/bug.php?id=55477&edit=1
$method_and_salt = '$2y$' . $salt;
$encrypted_password = crypt($password, $method_and_salt);
// We *never* want to generate blank passwords. If something
// goes wrong, throw an exception.
if(strpos($encrypted_password, $method_and_salt) === false)
if(strpos($encrypted_password, $method_and_salt) === false) {
throw new PasswordEncryptor_EncryptionFailed('Blowfish password encryption failed.');
}
// Remove the method and salt from the password, as the salt
// is stored in a separate column.