Source View: nonce_user_logged_out

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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
1793      if ( ! $uid ) {
1794           /**
1795            * Filter whether the user who generated the nonce is logged out.
1796            *
1797            * @since 3.5.0
1798            *
1799            * @param int    $uid    ID of the nonce-owning user.
1800            * @param string $action The nonce action.
1801            */
1802           $uid = apply_filters( 'nonce_user_logged_out', $uid, $action );
1803      }
1804
1805      if ( empty( $nonce ) ) {
1806           return false;
1807      }
1808
1809      $token = wp_get_session_token();
1810      $i = wp_nonce_tick();
1811
 
Line Code
1848  *
1849  * @param string|int $action Scalar value to add context to the nonce.
1850  * @return string The token.
1851  */
1852 function wp_create_nonce($action = -1) {
1853      $user = wp_get_current_user();
1854      $uid = (int) $user->ID;
1855      if ( ! $uid ) {
1856           /** This filter is documented in wp-includes/pluggable.php */
1857           $uid = apply_filters( 'nonce_user_logged_out', $uid, $action );
1858      }
1859
1860      $token = wp_get_session_token();
1861      $i = wp_nonce_tick();
1862
1863      return substr( wp_hash( $i . '|' . $action . '|' . $uid . '|' . $token, 'nonce' ), -12, 10 );
1864 }
1865 endif;
1866