<?php

function smf2_bootstrap($config) {
  $smf_root_path = $config['root_path'];
  if (file_exists($smf_root_path . 'SSI.php')) {
    include_once $smf_root_path . 'SSI.php';
  }
  else {
    file_put_contents('php://stderr', "SMF not found at <{$smf_root_path}>.\n");
    exit;
  }
}

function smf2_init($config) {
  smf2_bootstrap($config);
  require_once __DIR__ . '/BridgeSMF2.php';
  return new BridgeSMF2();
}

function smf2_session($config) {
  smf2_bootstrap($config);
  $user = smf_ssi('welcome', NULL);
  return (empty($user['is_guest']) && !empty($user['username'])) ? $user['username'] : FALSE;
}

function smf_ssi($function) {
  $args = func_get_args();
  array_shift($args);

  ob_start();
  $result = call_user_func_array("ssi_$function", $args);
  file_put_contents('php://stderr', ob_get_clean());
  return $result;
}