bshaffer/oauth2-server-php — pull request #481 by sarciszewski (2014-10-22 14:24:12+00:00)
Title: Update AccessToken.php

When a CSPRNG is available, just grab as many bytes as necessary and return `bin2hex($randomData)'. When there isn't, use the legacy hashing mode. Though PHP >= 5.3.0 will always have `openssl_random_pseudo_bytes()` available.