sinterface IWebRequest {
  public S uri();
  public SS params();
  public SS headers();
  public SS files();
  
  default public S clientIP() {
    ret unnull(getClientIPFromHeaders(headers()));
  }
  
  default public S getHeader(S name) { ret mapGet(headers(), name); }

  default public S domain() {
    ret getHeader("host");
  }

  public S cookie();
  
  public bool isHttps();
  
  public bool isPost();
  
  default S protocol() { ret isHttps() ? "https://" : "http://"; }
  
  // mark this request as no-spam (don't count towards spam limit)
  default void noSpam() {}
  
  default S get aka getOpt(S param) { ret mapGet(params(), param); }
  
  default S userAgent() { ret getHeader("user-agent"); }
  
  // proxy another page
  default virtual NanoHTTPD.Response proxy(S url, bool rewriteHost, bool rewritePort) { throw unimplemented(); }
  
  default bool uriIs(S uri) {
    ret eq(uri(), uri);
  }
  
  default bool uriIsIC(S uri) {
    ret eqic(uri(), uri);
  }
  
  default S postData() {
    ret mapGet(files(), "postData");
  }
}