** This routine returns true if a captcha was rendered and if subsequent
** page generation should be aborted.  It returns false if the page
** should not be restricted and should be rendered normally.
*/
int robot_restrict(const char *zPage){
  const char *zGlob;
  const char *zToken;
  static int bKnownPass = 0;
  if( g.zLogin ) return 0;   /* Logged in users always get through */
  if( g.zLogin ) return 0;    /* Logged in users always get through */
  if( bKnownPass ) return 0;  /* Already known to pass robot restrictions */
  zGlob = db_get("robot-restrict",robot_restrict_default());
  if( zGlob==0 || zGlob[0]==0 ) return 0;
  if( zGlob==0 || zGlob[0]==0 ){ bKnownPass = 1;  return 0; }
  if( !glob_multi_match(zGlob, zPage) ) return 0;
  zToken = P("token");
  if( zToken!=0
   && db_exists("SELECT 1 FROM config WHERE name='token-%q'", zToken)
  ){
    bKnownPass = 1;
    return 0;                /* There is a valid token= query parameter */
  }
  if( robot_proofofwork() ){
    /* A captcha was generated.  Abort this page.  A redirect will occur
    ** if the captcha passes. */
    return 1;
  }
  bKnownPass = 1;
  return 0;
}


/*
** WEBPAGE: test-robotck
**