Source View: nonce_user_logged_out

To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).

Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

  • Action hooks look like this: do_action( "hook_name" )
  • Filter hooks look like this: apply_filters( "hook_name", "what_to_filter" ).

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

This hook occurs 2 times in this file.

Line Code
1749      if ( ! $uid ) {
1750           /**
1751            * Filter whether the user who generated the nonce is logged out.
1752            *
1753            * @since 3.5.0
1754            *
1755            * @param int    $uid    ID of the nonce-owning user.
1756            * @param string $action The nonce action.
1757            */
1758           $uid = apply_filters( 'nonce_user_logged_out', $uid, $action );
1759      }
1760
1761      if ( empty( $nonce ) ) {
1762           return false;
1763      }
1764
1765      $token = wp_get_session_token();
1766      $i = wp_nonce_tick();
1767
 
Line Code
1790  *
1791  * @param string|int $action Scalar value to add context to the nonce.
1792  * @return string The token.
1793  */
1794 function wp_create_nonce($action = -1) {
1795      $user = wp_get_current_user();
1796      $uid = (int) $user->ID;
1797      if ( ! $uid ) {
1798           /** This filter is documented in wp-includes/pluggable.php */
1799           $uid = apply_filters( 'nonce_user_logged_out', $uid, $action );
1800      }
1801
1802      $token = wp_get_session_token();
1803      $i = wp_nonce_tick();
1804
1805      return substr( wp_hash( $i . '|' . $action . '|' . $uid . '|' . $token, 'nonce' ), -12, 10 );
1806 }
1807 endif;
1808