/**
 * An apex page controller that exposes the site forgot password functionality
 */
public with sharing class ForgotPasswordController {
    public String username { get; set; }

    public ForgotPasswordController() {
    }

    public PageReference forgotPassword() {
        boolean success = Site.forgotPassword(username);
        PageReference pr = Page.ForgotPasswordConfirm;
        pr.setRedirect(true);

        if (success) {
            return pr;
        }
        return null;
    }
}