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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.
Line | Code |
---|---|
2861 |
|
2862 | /** |
2863 | * Filters whether to allow a password to be reset. |
2864 | * |
2865 | * @since 2.7.0 |
2866 | * |
2867 | * @param bool $allow Whether to allow the password to be reset. Default true. |
2868 | * @param int $user_id The ID of the user attempting to reset a password. |
2869 | */ |
2870 | $allow = apply_filters( 'allow_password_reset', $allow, $user->ID ); |
2871 |
|
2872 | if ( ! $allow ) { |
2873 | return new WP_Error( 'no_password_reset', __( 'Password reset is not allowed for this user' ) ); |
2874 | } elseif ( is_wp_error( $allow ) ) { |
2875 | return $allow; |
2876 | } |
2877 |
|
2878 | // Generate something random for a password reset key. |
2879 | $key = wp_generate_password( 20, false ); |