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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )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.
This hook occurs 2 times in this file.
| Line | Code |
|---|---|
| 1646 | if ( ! $uid ) { |
| 1647 | /** |
| 1648 | * Filter whether the user who generated the nonce is logged out. |
| 1649 | * |
| 1650 | * @since 3.5.0 |
| 1651 | * |
| 1652 | * @param int $uid ID of the nonce-owning user. |
| 1653 | * @param string $action The nonce action. |
| 1654 | */ |
| 1655 | $uid = apply_filters( 'nonce_user_logged_out', $uid, $action ); |
| 1656 | } |
| 1657 | |
| 1658 | $i = wp_nonce_tick(); |
| 1659 | |
| 1660 | // Nonce generated 0-12 hours ago |
| 1661 | if ( substr(wp_hash($i . $action . $uid, 'nonce'), -12, 10) === $nonce ) |
| 1662 | return 1; |
| 1663 | // Nonce generated 12-24 hours ago |
| 1664 | if ( substr(wp_hash(($i - 1) . $action . $uid, 'nonce'), -12, 10) === $nonce ) |
| Line | Code |
| 1676 | * |
| 1677 | * @param string|int $action Scalar value to add context to the nonce. |
| 1678 | * @return string The one use form token |
| 1679 | */ |
| 1680 | function wp_create_nonce($action = -1) { |
| 1681 | $user = wp_get_current_user(); |
| 1682 | $uid = (int) $user->ID; |
| 1683 | if ( ! $uid ) { |
| 1684 | /** This filter is documented in wp-includes/pluggable.php */ |
| 1685 | $uid = apply_filters( 'nonce_user_logged_out', $uid, $action ); |
| 1686 | } |
| 1687 | |
| 1688 | $i = wp_nonce_tick(); |
| 1689 | |
| 1690 | return substr(wp_hash($i . $action . $uid, 'nonce'), -12, 10); |
| 1691 | } |
| 1692 | endif; |
| 1693 | |
| 1694 | if ( !function_exists('wp_salt') ) : |